Organisationsahrefsocannl65255f ()fedora-42-5.3_opam-2.3

fedora-42-5.3_opam-2.3

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Code Copied

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2025-06-28 12:16.25: New job: test ahrefs/ocannl https://github.com/ahrefs/ocannl.git#refs/heads/master (65255f6690d4e579cc2738467d468f941d5aac3a) (linux-x86_64:fedora-42-5.3_opam-2.3)
Base: ocaml/opam:fedora-42-ocaml-5.3@sha256:ca935fbf20f8d83e78dff4d973011a91d32565d7d98af772da42600dd103623c
Opam project build


To reproduce locally:


git clone --recursive "https://github.com/ahrefs/ocannl.git" -b "master" && cd "ocannl" && git reset --hard 65255f66
cat > Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:fedora-42-ocaml-5.3@sha256:ca935fbf20f8d83e78dff4d973011a91d32565d7d98af772da42600dd103623c
# fedora-42-5.3_opam-2.3
USER 1000:1000
ENV CLICOLOR_FORCE="1"
ENV OPAMCOLOR="always"
WORKDIR /src
RUN sudo dnf install -y findutils
RUN sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam
RUN opam init --reinit -ni
RUN uname -rs && opam exec -- ocaml -version && opam --version
WORKDIR /src
RUN sudo chown opam /src
RUN cd ~/opam-repository && (git cat-file -e 7210227672addfb4db789560e45923f54c0aeab1 || git fetch origin master) && git reset -q --hard 7210227672addfb4db789560e45923f54c0aeab1 && git log --no-decorate -n1 --oneline && opam update -u
COPY --chown=1000:1000 neural_nets_lib.opam arrayjit.opam ./
RUN opam pin add -yn neural_nets_lib.dev './' && \
opam pin add -yn arrayjit.dev './'
RUN echo '(lang dune 3.0)' > './dune-project'
ENV DEPS="angstrom.0.16.1 astring.0.8.5 backoff.0.1.1 base.v0.17.3 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base bigarray-compat.1.1.0 bigstringaf.0.10.0 camlp-streams.5.0.1 camlzip.1.13 cmdliner.1.3.0 conf-libcurl.2 conf-libffi.2.0.0 conf-pkg-config.4 conf-zlib.1 cppo.1.8.0 csexp.1.5.2 csv.2.4 ctypes.0.23.0 ctypes-foreign.0.23.0 curl.0.10.0 dune.3.19.1 dune-configurator.3.19.1 fieldslib.v0.17.0 fmt.0.10.0 integers.0.7.0 jane-street-headers.v0.17.0 jst-config.v0.17.0 logs.0.8.0 mdx.2.5.0 mtime.2.1.0 multicore-magic.2.3.1 num.1.6 ocaml.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-compiler-libs.v0.17.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.1 ocaml_intrinsics_kernel.v0.17.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 parsexp.v0.17.0 pprint.20230830 ppx_assert.v0.17.0 ppx_base.v0.17.0 ppx_cold.v0.17.0 ppx_compare.v0.17.0 ppx_derivers.1.2.1 ppx_deriving.6.1.0 ppx_enumerate.v0.17.0 ppx_expect.v0.17.3 ppx_fields_conv.v0.17.0 ppx_globalize.v0.17.2 ppx_hash.v0.17.0 ppx_here.v0.17.0 ppx_inline_test.v0.17.1 ppx_minidebug.2.3.0 ppx_optcomp.v0.17.1 ppx_sexp_conv.v0.17.1 ppx_string.v0.17.0 ppx_variants_conv.v0.17.1 ppxlib.0.36.0 ppxlib_jane.v0.17.4 printbox.0.12 printbox-ext-plot.0.12 printbox-html.0.12 printbox-md.0.12 printbox-text.0.12 ptime.1.2.0 re.1.12.0 result.1.5 saturn_lockfree.0.5.0 seq.base sexplib.v0.17.0 sexplib0.v0.17.0 stdio.v0.17.0 stdlib-shims.0.3.0 thread-local-storage.0.2 time_now.v0.17.0 topkg.1.0.8 tyxml.4.6.0 uucp.16.0.0 uutf.1.0.4 variantslib.v0.17.0"
ENV CI="true"
ENV OCAMLCI="true"
RUN opam update --depexts && opam install --cli=2.3 --depext-only -y neural_nets_lib.dev arrayjit.dev $DEPS
RUN opam install $DEPS
COPY --chown=1000:1000 . /src
RUN opam exec -- dune build @install @check @runtest && rm -rf _build


END-OF-DOCKERFILE
docker build .
END-REPRO-BLOCK


2025-06-28 12:16.25: Using cache hint "ahrefs/ocannl-ocaml/opam:fedora-42-ocaml-5.3@sha256:ca935fbf20f8d83e78dff4d973011a91d32565d7d98af772da42600dd103623c-fedora-42-5.3_opam-2.3-82912e70cd030e6e6af979ac4425a6a2"
2025-06-28 12:16.25: Using OBuilder spec:
((from ocaml/opam:fedora-42-ocaml-5.3@sha256:ca935fbf20f8d83e78dff4d973011a91d32565d7d98af772da42600dd103623c)
(comment fedora-42-5.3_opam-2.3)
(user (uid 1000) (gid 1000))
(env CLICOLOR_FORCE 1)
(env OPAMCOLOR always)
(workdir /src)
(run (network host)
(shell "sudo dnf install -y findutils"))
(run (shell "sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam"))
(run (shell "opam init --reinit -ni"))
(run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))
(workdir /src)
(run (shell "sudo chown opam /src"))
(run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "cd ~/opam-repository && (git cat-file -e 7210227672addfb4db789560e45923f54c0aeab1 || git fetch origin master) && git reset -q --hard 7210227672addfb4db789560e45923f54c0aeab1 && git log --no-decorate -n1 --oneline && opam update -u"))
(copy (src neural_nets_lib.opam arrayjit.opam) (dst ./))
(run (network host)
(shell  "opam pin add -yn neural_nets_lib.dev './' && \
\nopam pin add -yn arrayjit.dev './'"))
(run (network host)
(shell "echo '(lang dune 3.0)' > './dune-project'"))
(env DEPS "angstrom.0.16.1 astring.0.8.5 backoff.0.1.1 base.v0.17.3 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base bigarray-compat.1.1.0 bigstringaf.0.10.0 camlp-streams.5.0.1 camlzip.1.13 cmdliner.1.3.0 conf-libcurl.2 conf-libffi.2.0.0 conf-pkg-config.4 conf-zlib.1 cppo.1.8.0 csexp.1.5.2 csv.2.4 ctypes.0.23.0 ctypes-foreign.0.23.0 curl.0.10.0 dune.3.19.1 dune-configurator.3.19.1 fieldslib.v0.17.0 fmt.0.10.0 integers.0.7.0 jane-street-headers.v0.17.0 jst-config.v0.17.0 logs.0.8.0 mdx.2.5.0 mtime.2.1.0 multicore-magic.2.3.1 num.1.6 ocaml.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-compiler-libs.v0.17.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.1 ocaml_intrinsics_kernel.v0.17.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 parsexp.v0.17.0 pprint.20230830 ppx_assert.v0.17.0 ppx_base.v0.17.0 ppx_cold.v0.17.0 ppx_compare.v0.17.0 ppx_derivers.1.2.1 ppx_deriving.6.1.0 ppx_enumerate.v0.17.0 ppx_expect.v0.17.3 ppx_fields_conv.v0.17.0 ppx_globalize.v0.17.2 ppx_hash.v0.17.0 ppx_here.v0.17.0 ppx_inline_test.v0.17.1 ppx_minidebug.2.3.0 ppx_optcomp.v0.17.1 ppx_sexp_conv.v0.17.1 ppx_string.v0.17.0 ppx_variants_conv.v0.17.1 ppxlib.0.36.0 ppxlib_jane.v0.17.4 printbox.0.12 printbox-ext-plot.0.12 printbox-html.0.12 printbox-md.0.12 printbox-text.0.12 ptime.1.2.0 re.1.12.0 result.1.5 saturn_lockfree.0.5.0 seq.base sexplib.v0.17.0 sexplib0.v0.17.0 stdio.v0.17.0 stdlib-shims.0.3.0 thread-local-storage.0.2 time_now.v0.17.0 topkg.1.0.8 tyxml.4.6.0 uucp.16.0.0 uutf.1.0.4 variantslib.v0.17.0")
(env CI true)
(env OCAMLCI true)
(run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "opam update --depexts && opam install --cli=2.3 --depext-only -y neural_nets_lib.dev arrayjit.dev $DEPS"))
(run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "opam install $DEPS"))
(copy (src .) (dst /src))
(run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))
)


2025-06-28 12:16.25: Waiting for resource in pool OCluster
2025-06-28 12:16.25: Waiting for worker…
2025-06-28 12:25.06: Got resource from pool OCluster
Building on toxis.caelum.ci.dev
All commits already cached
HEAD is now at 65255f66 Propagate optimization context (with the computations table for Low_level optimizer)


(from ocaml/opam:fedora-42-ocaml-5.3@sha256:ca935fbf20f8d83e78dff4d973011a91d32565d7d98af772da42600dd103623c)
2025-06-28 12:25.11 ---> using "6219cec5618da56ab7f2d1a249180f4afe319ecdd103db509824f628c646fc56" from cache


/: (comment fedora-42-5.3_opam-2.3)


/: (user (uid 1000) (gid 1000))


/: (env CLICOLOR_FORCE 1)


/: (env OPAMCOLOR always)


/: (workdir /src)


/src: (run (network host)
(shell "sudo dnf install -y findutils"))
Updating and loading repositories:
Fedora 42 openh264 (From Cisco) - x86_ 100% |   3.9 KiB/s | 986.0   B |  00m00s
Fedora 42 - x86_64 - Updates           100% |  85.7 KiB/s |  10.5 KiB |  00m00s
Fedora 42 - x86_64                     100% | 200.6 KiB/s |  26.9 KiB |  00m00s
Fedora 42 openh264 (From Cisco) - x86_ 100% |  17.7 KiB/s |   5.8 KiB |  00m00s
Fedora 42 - x86_64 - Updates           100% |   4.2 MiB/s |   4.2 MiB |  00m01s
Repositories loaded.
Package "findutils-1:4.10.0-5.fc42.x86_64" is already installed.


Nothing to do.
2025-06-28 12:25.11 ---> using "b1f0db1fada5631e0e8a089e4b21d3aba9fcebb8766eb6c5a9e6a096ca963ec7" from cache


/src: (run (shell "sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam"))
2025-06-28 12:25.11 ---> using "36f20adfdb7a1fd3920d73b330c5ff2e9a27026c342876b307bcafc268e4eecd" from cache


/src: (run (shell "opam init --reinit -ni"))
Configuring from /home/opam/.opamrc and then from built-in defaults.
Checking for available remotes: rsync and local, git.
- you won't be able to use mercurial repositories unless you install the hg command on your system.
- you won't be able to use darcs repositories unless you install the darcs command on your system.


This development version of opam requires an update to the layout of /home/opam/.opam from version 2.0 to version 2.2, which can't be reverted.
You may want to back it up before going further.


Continue? [y/n] y
Format upgrade done.


<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2025-06-28 12:25.11 ---> using "183296d1720211aca3f522267709abbd22789de72e87a55022fd39b32feff80b" from cache


/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))
Linux 5.15.0-134-generic
The OCaml toplevel, version 5.3.0
2.3.0
2025-06-28 12:25.11 ---> using "626b7abede693a100c736148e8f886bf78f49cecf8d70aa67da157cd49d141e7" from cache


/src: (workdir /src)


/src: (run (shell "sudo chown opam /src"))
2025-06-28 12:25.11 ---> using "4994b2b063705049a578a29c9bf8c120bb196e13f645e32fb92443c24d9db643" from cache


/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "cd ~/opam-repository && (git cat-file -e 7210227672addfb4db789560e45923f54c0aeab1 || git fetch origin master) && git reset -q --hard 7210227672addfb4db789560e45923f54c0aeab1 && git log --no-decorate -n1 --oneline && opam update -u"))
From https://github.com/ocaml/opam-repository
* branch                  master     -> FETCH_HEAD
bc726805e3..2ca36230be  master     -> origin/master
7210227672 Merge pull request #28100 from smuenzel/ppx-deriving-6.1.0-ocaml-5.4


<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>
[default] synchronised from git+file:///home/opam/opam-repository


Everything as up-to-date as possible (run with --verbose to show unavailable upgrades).
However, you may "opam upgrade" these packages explicitly, which will ask permission to downgrade or uninstall the conflicting packages.
Nothing to do.
# To update the current shell environment, run: eval $(opam env)
2025-06-28 12:25.11 ---> using "3a2c7f3d7f858cbf5495fa9633d9d7ab56096a2d0bdf3152c92a7cc6bef114ec" from cache


/src: (copy (src neural_nets_lib.opam arrayjit.opam) (dst ./))
2025-06-28 12:25.11 ---> using "dd5166dc96c0d3449f9011e1d22452fe1f252ba83b18008ec8c6b261380b79f9" from cache


/src: (run (network host)
(shell  "opam pin add -yn neural_nets_lib.dev './' && \
\nopam pin add -yn arrayjit.dev './'"))
[neural_nets_lib.dev] synchronised (file:///src)
neural_nets_lib is now pinned to file:///src (version dev)
[arrayjit.dev] synchronised (file:///src)
arrayjit is now pinned to file:///src (version dev)
2025-06-28 12:25.11 ---> using "d8bd79ed7ec398484a3126847d77f7404e5dc6df25da16ff537d70577bdcbf99" from cache


/src: (run (network host)
(shell "echo '(lang dune 3.0)' > './dune-project'"))
2025-06-28 12:25.11 ---> using "9cfaa294eee11760275e61355d8240df0f21f68fe32e5dbbd0b66ae4f6ef99c1" from cache


/src: (env DEPS "angstrom.0.16.1 astring.0.8.5 backoff.0.1.1 base.v0.17.3 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base bigarray-compat.1.1.0 bigstringaf.0.10.0 camlp-streams.5.0.1 camlzip.1.13 cmdliner.1.3.0 conf-libcurl.2 conf-libffi.2.0.0 conf-pkg-config.4 conf-zlib.1 cppo.1.8.0 csexp.1.5.2 csv.2.4 ctypes.0.23.0 ctypes-foreign.0.23.0 curl.0.10.0 dune.3.19.1 dune-configurator.3.19.1 fieldslib.v0.17.0 fmt.0.10.0 integers.0.7.0 jane-street-headers.v0.17.0 jst-config.v0.17.0 logs.0.8.0 mdx.2.5.0 mtime.2.1.0 multicore-magic.2.3.1 num.1.6 ocaml.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-compiler-libs.v0.17.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.1 ocaml_intrinsics_kernel.v0.17.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 parsexp.v0.17.0 pprint.20230830 ppx_assert.v0.17.0 ppx_base.v0.17.0 ppx_cold.v0.17.0 ppx_compare.v0.17.0 ppx_derivers.1.2.1 ppx_deriving.6.1.0 ppx_enumerate.v0.17.0 ppx_expect.v0.17.3 ppx_fields_conv.v0.17.0 ppx_globalize.v0.17.2 ppx_hash.v0.17.0 ppx_here.v0.17.0 ppx_inline_test.v0.17.1 ppx_minidebug.2.3.0 ppx_optcomp.v0.17.1 ppx_sexp_conv.v0.17.1 ppx_string.v0.17.0 ppx_variants_conv.v0.17.1 ppxlib.0.36.0 ppxlib_jane.v0.17.4 printbox.0.12 printbox-ext-plot.0.12 printbox-html.0.12 printbox-md.0.12 printbox-text.0.12 ptime.1.2.0 re.1.12.0 result.1.5 saturn_lockfree.0.5.0 seq.base sexplib.v0.17.0 sexplib0.v0.17.0 stdio.v0.17.0 stdlib-shims.0.3.0 thread-local-storage.0.2 time_now.v0.17.0 topkg.1.0.8 tyxml.4.6.0 uucp.16.0.0 uutf.1.0.4 variantslib.v0.17.0")


/src: (env CI true)


/src: (env OCAMLCI true)


/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "opam update --depexts && opam install --cli=2.3 --depext-only -y neural_nets_lib.dev arrayjit.dev $DEPS"))
+ /usr/sbin/sudo "yum" "makecache"
- Updating and loading repositories:
- Repositories loaded.
- Metadata cache created.


<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>
[neural_nets_lib.dev] synchronised (file:///src)
[arrayjit.dev] synchronised (file:///src)


[NOTE] Package ocaml-options-vanilla is already installed (current version is 1).
[NOTE] Package ocaml-config is already installed (current version is 3).
[NOTE] Package ocaml-compiler is already installed (current version is 5.3.0).
[NOTE] Package ocaml-base-compiler is already installed (current version is 5.3.0).
[NOTE] Package ocaml is already installed (current version is 5.3.0).
[NOTE] Package base-unix is already installed (current version is base).
[NOTE] Package base-threads is already installed (current version is base).
[NOTE] Package base-nnp is already installed (current version is base).
[NOTE] Package base-effects is already installed (current version is base).
[NOTE] Package base-domains is already installed (current version is base).
[NOTE] Package base-bigarray is already installed (current version is base).


The following system packages will first need to be installed:
libcurl-devel libffi-devel zlib-ng-compat-devel


<><> Handling external dependencies <><><><><><><><><><><><><><><><><><><><><><>


+ /usr/sbin/sudo "yum" "install" "-y" "libcurl-devel" "libffi-devel" "zlib-ng-compat-devel"
- Updating and loading repositories:
- Repositories loaded.
- Package                    Arch   Version         Repository                            Size
- Upgrading:
-  krb5-libs                 x86_64 1.21.3-6.fc42   updates                            2.3 MiB
-    replacing krb5-libs     x86_64 1.21.3-5.fc42   b67228ed38864378b0e1f36b75127eab   2.3 MiB
-  libcurl                   x86_64 8.11.1-5.fc42   updates                          834.0 KiB
-    replacing libcurl       x86_64 8.11.1-4.fc42   b67228ed38864378b0e1f36b75127eab 842.1 KiB
-  libssh                    x86_64 0.11.2-1.fc42   updates                          566.7 KiB
-    replacing libssh        x86_64 0.11.1-4.fc42   b67228ed38864378b0e1f36b75127eab 565.5 KiB
-  libssh-config             noarch 0.11.2-1.fc42   updates                          277.0   B
-    replacing libssh-config noarch 0.11.1-4.fc42   b67228ed38864378b0e1f36b75127eab 277.0   B
- Installing:
-  libcurl-devel             x86_64 8.11.1-5.fc42   updates                            1.3 MiB
-  libffi-devel              x86_64 3.4.6-5.fc42    fedora                            33.1 KiB
-  zlib-ng-compat-devel      x86_64 2.2.4-3.fc42    fedora                           107.0 KiB
- Installing dependencies:
-  brotli                    x86_64 1.1.0-6.fc42    fedora                            31.6 KiB
-  brotli-devel              x86_64 1.1.0-6.fc42    fedora                            65.6 KiB
-  cmake-filesystem          x86_64 3.31.6-2.fc42   fedora                             0.0   B
-  keyutils-libs-devel       x86_64 1.6.3-5.fc42    fedora                            48.2 KiB
-  krb5-devel                x86_64 1.21.3-6.fc42   updates                          705.9 KiB
-  libcom_err-devel          x86_64 1.47.2-3.fc42   fedora                            16.7 KiB
-  libidn2-devel             x86_64 2.3.8-1.fc42    fedora                           149.1 KiB
-  libkadm5                  x86_64 1.21.3-6.fc42   updates                          213.9 KiB
-  libnghttp2-devel          x86_64 1.64.0-3.fc42   fedora                           295.4 KiB
-  libpsl-devel              x86_64 0.21.5-5.fc42   fedora                           110.3 KiB
-  libselinux-devel          x86_64 3.8-2.fc42      updates                          126.8 KiB
-  libsepol-devel            x86_64 3.8-1.fc42      fedora                           120.8 KiB
-  libssh-devel              x86_64 0.11.2-1.fc42   updates                          178.0 KiB
-  libverto-devel            x86_64 0.3.2-10.fc42   fedora                            25.7 KiB
-  openssl-devel             x86_64 1:3.2.4-3.fc42  fedora                             4.3 MiB
-  pcre2-devel               x86_64 10.45-1.fc42    fedora                             2.1 MiB
-  pcre2-utf16               x86_64 10.45-1.fc42    fedora                           626.3 KiB
-  pcre2-utf32               x86_64 10.45-1.fc42    fedora                           598.2 KiB
-  publicsuffix-list         noarch 20250616-1.fc42 updates                          332.8 KiB
- 
- Transaction Summary:
-  Installing:        22 packages
-  Upgrading:          4 packages
-  Replacing:          4 packages
- 
- Total size of inbound packages is 7 MiB. Need to download 7 MiB.
- After this operation, 11 MiB extra will be used (install 15 MiB, remove 4 MiB).
- [ 1/26] libffi-devel-0:3.4.6-5.fc42.x86 100% | 239.8 KiB/s |  28.8 KiB |  00m00s
- [ 2/26] libcurl-devel-0:8.11.1-5.fc42.x 100% |   4.8 MiB/s | 881.9 KiB |  00m00s
- [ 3/26] zlib-ng-compat-devel-0:2.2.4-3. 100% | 214.7 KiB/s |  38.4 KiB |  00m00s
- [ 4/26] krb5-devel-0:1.21.3-6.fc42.x86_ 100% |   3.6 MiB/s | 142.5 KiB |  00m00s
- [ 5/26] libssh-devel-0:0.11.2-1.fc42.x8 100% |   2.4 MiB/s |  41.5 KiB |  00m00s
- [ 6/26] cmake-filesystem-0:3.31.6-2.fc4 100% | 146.6 KiB/s |  17.6 KiB |  00m00s
- [ 7/26] brotli-0:1.1.0-6.fc42.x86_64    100% |   2.4 MiB/s |  19.9 KiB |  00m00s
- [ 8/26] libkadm5-0:1.21.3-6.fc42.x86_64 100% | 741.5 KiB/s |  76.4 KiB |  00m00s
- [ 9/26] brotli-devel-0:1.1.0-6.fc42.x86 100% | 424.1 KiB/s |  33.9 KiB |  00m00s
- [10/26] libnghttp2-devel-0:1.64.0-3.fc4 100% | 502.2 KiB/s |  55.7 KiB |  00m00s
- [11/26] libpsl-devel-0:0.21.5-5.fc42.x8 100% | 200.0 KiB/s |  33.2 KiB |  00m00s
- [12/26] libidn2-devel-0:2.3.8-1.fc42.x8 100% | 268.8 KiB/s |  64.0 KiB |  00m00s
- [13/26] libsepol-devel-0:3.8-1.fc42.x86 100% |   1.4 MiB/s |  48.4 KiB |  00m00s
- [14/26] libselinux-devel-0:3.8-2.fc42.x 100% |   3.4 MiB/s | 151.5 KiB |  00m00s
- [15/26] libcom_err-devel-0:1.47.2-3.fc4 100% | 214.6 KiB/s |  16.7 KiB |  00m00s
- [16/26] keyutils-libs-devel-0:1.6.3-5.f 100% | 453.9 KiB/s |  59.9 KiB |  00m00s
- [17/26] libverto-devel-0:0.3.2-10.fc42. 100% | 208.7 KiB/s |  14.4 KiB |  00m00s
- [18/26] publicsuffix-list-0:20250616-1. 100% |   4.9 MiB/s |  89.9 KiB |  00m00s
- [19/26] pcre2-utf16-0:10.45-1.fc42.x86_ 100% |   2.3 MiB/s | 241.9 KiB |  00m00s
- [20/26] openssl-devel-1:3.2.4-3.fc42.x8 100% |   7.1 MiB/s |   2.8 MiB |  00m00s
- [21/26] libcurl-0:8.11.1-5.fc42.x86_64  100% |   9.3 MiB/s | 371.7 KiB |  00m00s
- [22/26] pcre2-utf32-0:10.45-1.fc42.x86_ 100% |   2.3 MiB/s | 228.7 KiB |  00m00s
- [23/26] krb5-libs-0:1.21.3-6.fc42.x86_6 100% |  18.1 MiB/s | 759.8 KiB |  00m00s
- [24/26] libssh-config-0:0.11.2-1.fc42.n 100% | 553.2 KiB/s |   8.9 KiB |  00m00s
- [25/26] pcre2-devel-0:10.45-1.fc42.x86_ 100% |   2.2 MiB/s | 543.4 KiB |  00m00s
- [26/26] libssh-0:0.11.2-1.fc42.x86_64   100% |   5.3 MiB/s | 232.5 KiB |  00m00s
- --------------------------------------------------------------------------------
- [26/26] Total                           100% |   5.8 MiB/s |   6.9 MiB |  00m01s
- Running transaction
- [ 1/32] Verify package files            100% | 236.0   B/s |  26.0   B |  00m00s
- [ 2/32] Prepare transaction             100% | 105.0   B/s |  30.0   B |  00m00s
- [ 3/32] Upgrading krb5-libs-0:1.21.3-6. 100% |  65.5 MiB/s |   2.3 MiB |  00m00s
- [ 4/32] Installing cmake-filesystem-0:3 100% |   1.2 MiB/s |   7.6 KiB |  00m00s
- [ 5/32] Installing zlib-ng-compat-devel 100% |  26.5 MiB/s | 108.5 KiB |  00m00s
- [ 6/32] Installing libkadm5-0:1.21.3-6. 100% |  35.1 MiB/s | 215.9 KiB |  00m00s
- [ 7/32] Upgrading libssh-config-0:0.11. 100% | 398.4 KiB/s | 816.0   B |  00m00s
- [ 8/32] Upgrading libssh-0:0.11.2-1.fc4 100% |  55.5 MiB/s | 568.8 KiB |  00m00s
- [ 9/32] Installing libssh-devel-0:0.11. 100% |  35.3 MiB/s | 180.6 KiB |  00m00s
- [10/32] Upgrading libcurl-0:8.11.1-5.fc 100% |  58.3 MiB/s | 835.1 KiB |  00m00s
- [11/32] Installing pcre2-utf32-0:10.45- 100% |  65.0 MiB/s | 599.1 KiB |  00m00s
- [12/32] Installing pcre2-utf16-0:10.45- 100% |  61.2 MiB/s | 627.1 KiB |  00m00s
- [13/32] Installing pcre2-devel-0:10.45- 100% |  46.5 MiB/s |   2.1 MiB |  00m00s
- [14/32] Installing publicsuffix-list-0: 100% |  54.3 MiB/s | 333.8 KiB |  00m00s
- [15/32] Installing libpsl-devel-0:0.21. 100% |  37.0 MiB/s | 113.6 KiB |  00m00s
- [16/32] Installing libverto-devel-0:0.3 100% |  12.9 MiB/s |  26.4 KiB |  00m00s
- [17/32] Installing libcom_err-devel-0:1 100% | 522.1 KiB/s |  18.3 KiB |  00m00s
- [18/32] Installing keyutils-libs-devel- 100% |  18.0 MiB/s |  55.2 KiB |  00m00s
- [19/32] Installing libsepol-devel-0:3.8 100% |  13.9 MiB/s | 128.3 KiB |  00m00s
- [20/32] Installing libselinux-devel-0:3 100% |  19.7 MiB/s | 161.6 KiB |  00m00s
- [21/32] Installing krb5-devel-0:1.21.3- 100% |  10.3 MiB/s | 715.2 KiB |  00m00s
- [22/32] Installing openssl-devel-1:3.2. 100% |  48.5 MiB/s |   5.2 MiB |  00m00s
- [23/32] Installing libnghttp2-devel-0:1 100% |  57.9 MiB/s | 296.5 KiB |  00m00s
- [24/32] Installing libidn2-devel-0:2.3. 100% |  38.3 MiB/s | 156.7 KiB |  00m00s
- [25/32] Installing brotli-0:1.1.0-6.fc4 100% | 949.9 KiB/s |  32.3 KiB |  00m00s
- [26/32] Installing brotli-devel-0:1.1.0 100% |   8.3 MiB/s |  68.0 KiB |  00m00s
- [27/32] Installing libcurl-devel-0:8.11 100% |  26.2 MiB/s |   1.4 MiB |  00m00s
- [28/32] Installing libffi-devel-0:3.4.6 100% |  17.0 MiB/s |  34.8 KiB |  00m00s
- [29/32] Removing libcurl-0:8.11.1-4.fc4 100% |   2.3 KiB/s |   7.0   B |  00m00s
- [30/32] Removing libssh-0:0.11.1-4.fc42 100% |   3.4 KiB/s |  14.0   B |  00m00s
- [31/32] Removing libssh-config-0:0.11.1 100% |   2.9 KiB/s |   3.0   B |  00m00s
- [32/32] Removing krb5-libs-0:1.21.3-5.f 100% | 392.0   B/s |  64.0   B |  00m00s
- Complete!
+ /usr/sbin/rpm "-q" "--whatprovides" "libcurl-devel" "libffi-devel" "zlib-ng-compat-devel"
- libcurl-devel-8.11.1-5.fc42.x86_64
- libffi-devel-3.4.6-5.fc42.x86_64
- zlib-ng-compat-devel-2.2.4-3.fc42.x86_64
2025-06-28 12:25.11 ---> using "a51d3d0e860bc2aca3554ec0d97927cffbb8fe0543cfa92a64b81658d03f7b78" from cache


/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "opam install $DEPS"))
[NOTE] Package ocaml-options-vanilla is already installed (current version is 1).
[NOTE] Package ocaml-config is already installed (current version is 3).
[NOTE] Package ocaml-compiler is already installed (current version is 5.3.0).
[NOTE] Package ocaml-base-compiler is already installed (current version is 5.3.0).
[NOTE] Package ocaml is already installed (current version is 5.3.0).
[NOTE] Package base-unix is already installed (current version is base).
[NOTE] Package base-threads is already installed (current version is base).
[NOTE] Package base-nnp is already installed (current version is base).
[NOTE] Package base-effects is already installed (current version is base).
[NOTE] Package base-domains is already installed (current version is base).
[NOTE] Package base-bigarray is already installed (current version is base).
The following actions will be performed:
=== install 81 packages
- install angstrom                0.16.1
- install astring                 0.8.5
- install backoff                 0.1.1
- install base                    v0.17.3
- install base-bytes              base
- install bigarray-compat         1.1.0
- install bigstringaf             0.10.0
- install camlp-streams           5.0.1
- install camlzip                 1.13
- install cmdliner                1.3.0
- install conf-libcurl            2
- install conf-libffi             2.0.0
- install conf-pkg-config         4
- install conf-zlib               1
- install cppo                    1.8.0
- install csexp                   1.5.2
- install csv                     2.4
- install ctypes                  0.23.0
- install ctypes-foreign          0.23.0
- install curl                    0.10.0
- install dune                    3.19.1
- install dune-configurator       3.19.1
- install fieldslib               v0.17.0
- install fmt                     0.10.0
- install integers                0.7.0
- install jane-street-headers     v0.17.0
- install jst-config              v0.17.0
- install logs                    0.8.0
- install mdx                     2.5.0
- install mtime                   2.1.0
- install multicore-magic         2.3.1
- install num                     1.6
- install ocaml-compiler-libs     v0.17.0
- install ocaml-syntax-shims      1.0.0
- install ocaml-version           4.0.1
- install ocaml_intrinsics_kernel v0.17.1
- install ocamlbuild              0.16.1
- install ocamlfind               1.9.8
- install parsexp                 v0.17.0
- install pprint                  20230830
- install ppx_assert              v0.17.0
- install ppx_base                v0.17.0
- install ppx_cold                v0.17.0
- install ppx_compare             v0.17.0
- install ppx_derivers            1.2.1
- install ppx_deriving            6.1.0
- install ppx_enumerate           v0.17.0
- install ppx_expect              v0.17.3
- install ppx_fields_conv         v0.17.0
- install ppx_globalize           v0.17.2
- install ppx_hash                v0.17.0
- install ppx_here                v0.17.0
- install ppx_inline_test         v0.17.1
- install ppx_minidebug           2.3.0
- install ppx_optcomp             v0.17.1
- install ppx_sexp_conv           v0.17.1
- install ppx_string              v0.17.0
- install ppx_variants_conv       v0.17.1
- install ppxlib                  0.36.0
- install ppxlib_jane             v0.17.4
- install printbox                0.12
- install printbox-ext-plot       0.12
- install printbox-html           0.12
- install printbox-md             0.12
- install printbox-text           0.12
- install ptime                   1.2.0
- install re                      1.12.0
- install result                  1.5
- install saturn_lockfree         0.5.0
- install seq                     base
- install sexplib                 v0.17.0
- install sexplib0                v0.17.0
- install stdio                   v0.17.0
- install stdlib-shims            0.3.0
- install thread-local-storage    0.2
- install time_now                v0.17.0
- install topkg                   1.0.8
- install tyxml                   4.6.0
- install uucp                    16.0.0
- install uutf                    1.0.4
- install variantslib             v0.17.0


<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved backoff.0.1.1  (cached)
-> retrieved astring.0.8.5  (cached)
-> retrieved angstrom.0.16.1  (cached)
-> retrieved bigarray-compat.1.1.0  (cached)
-> retrieved base.v0.17.3  (cached)
-> retrieved bigstringaf.0.10.0  (cached)
-> retrieved camlp-streams.5.0.1  (cached)
-> retrieved camlzip.1.13  (cached)
-> retrieved cmdliner.1.3.0  (cached)
-> retrieved cppo.1.8.0  (cached)
-> installed conf-libcurl.2
-> installed conf-pkg-config.4
-> retrieved csexp.1.5.2  (cached)
-> retrieved csv.2.4  (cached)
-> retrieved ctypes.0.23.0, ctypes-foreign.0.23.0  (cached)
-> installed conf-libffi.2.0.0
-> installed conf-zlib.1
-> retrieved curl.0.10.0  (cached)
-> retrieved fieldslib.v0.17.0  (cached)
-> retrieved integers.0.7.0  (cached)
-> retrieved fmt.0.10.0  (cached)
-> retrieved jane-street-headers.v0.17.0  (cached)
-> retrieved jst-config.v0.17.0  (cached)
-> retrieved logs.0.8.0  (cached)
-> retrieved mtime.2.1.0  (cached)
-> retrieved mdx.2.5.0  (cached)
-> retrieved multicore-magic.2.3.1  (cached)
-> retrieved num.1.6  (cached)
-> retrieved ocaml-compiler-libs.v0.17.0  (cached)
-> retrieved ocaml-syntax-shims.1.0.0  (cached)
-> retrieved ocaml-version.4.0.1  (cached)
-> retrieved ocaml_intrinsics_kernel.v0.17.1  (cached)
-> retrieved ocamlbuild.0.16.1  (cached)
-> retrieved ocamlfind.1.9.8  (cached)
-> retrieved parsexp.v0.17.0  (cached)
-> retrieved pprint.20230830  (cached)
-> retrieved ppx_assert.v0.17.0  (cached)
-> retrieved ppx_base.v0.17.0  (cached)
-> retrieved ppx_cold.v0.17.0  (cached)
-> retrieved ppx_compare.v0.17.0  (cached)
-> retrieved ppx_derivers.1.2.1  (cached)
-> retrieved ppx_enumerate.v0.17.0  (cached)
-> retrieved ppx_deriving.6.1.0  (cached)
-> retrieved ppx_expect.v0.17.3  (cached)
-> retrieved ppx_fields_conv.v0.17.0  (cached)
-> retrieved ppx_globalize.v0.17.2  (cached)
-> retrieved ppx_hash.v0.17.0  (cached)
-> retrieved ppx_here.v0.17.0  (cached)
-> retrieved ppx_inline_test.v0.17.1  (cached)
-> retrieved ppx_optcomp.v0.17.1  (cached)
-> retrieved ppx_sexp_conv.v0.17.1  (cached)
-> retrieved dune.3.19.1, dune-configurator.3.19.1  (cached)
-> retrieved ppx_minidebug.2.3.0  (cached)
-> retrieved ppx_string.v0.17.0  (cached)
-> retrieved ppx_variants_conv.v0.17.1  (cached)
-> retrieved ppxlib_jane.v0.17.4  (cached)
-> retrieved ptime.1.2.0  (cached)
-> retrieved re.1.12.0  (cached)
-> installed cmdliner.1.3.0
-> installed num.1.6
-> retrieved result.1.5  (cached)
-> retrieved ppxlib.0.36.0  (cached)
-> retrieved seq.base  (cached)
-> installed seq.base
-> retrieved saturn_lockfree.0.5.0  (cached)
-> retrieved sexplib.v0.17.0  (cached)
-> retrieved printbox.0.12, printbox-ext-plot.0.12, printbox-html.0.12, printbox-md.0.12, printbox-text.0.12  (cached)
-> retrieved sexplib0.v0.17.0  (cached)
-> retrieved stdio.v0.17.0  (cached)
-> retrieved stdlib-shims.0.3.0  (cached)
-> retrieved thread-local-storage.0.2  (cached)
-> retrieved time_now.v0.17.0  (cached)
-> retrieved topkg.1.0.8  (cached)
-> retrieved tyxml.4.6.0  (cached)
-> retrieved uutf.1.0.4  (cached)
-> retrieved variantslib.v0.17.0  (cached)
-> retrieved uucp.16.0.0  (cached)
-> installed ocamlbuild.0.16.1
-> installed ocamlfind.1.9.8
-> installed base-bytes.base
-> installed camlzip.1.13
-> installed topkg.1.0.8
-> installed mtime.2.1.0
-> installed uutf.1.0.4
-> installed fmt.0.10.0
-> installed ptime.1.2.0
-> installed astring.0.8.5
-> installed logs.0.8.0
-> installed dune.3.19.1
-> installed jane-street-headers.v0.17.0
-> installed ppx_derivers.1.2.1
-> installed csexp.1.5.2
-> installed backoff.0.1.1
-> installed bigarray-compat.1.1.0
-> installed camlp-streams.5.0.1
-> installed csv.2.4
-> installed multicore-magic.2.3.1
-> installed ocaml-version.4.0.1
-> installed ocaml_intrinsics_kernel.v0.17.1
-> installed pprint.20230830
-> installed printbox.0.12
-> installed result.1.5
-> installed sexplib0.v0.17.0
-> installed stdlib-shims.0.3.0
-> installed thread-local-storage.0.2
-> installed ocaml-syntax-shims.1.0.0
-> installed ocaml-compiler-libs.v0.17.0
-> installed cppo.1.8.0
-> installed re.1.12.0
-> installed integers.0.7.0
-> installed saturn_lockfree.0.5.0
-> installed dune-configurator.3.19.1
-> installed parsexp.v0.17.0
-> installed bigstringaf.0.10.0
-> installed sexplib.v0.17.0
-> installed angstrom.0.16.1
-> installed mdx.2.5.0
-> installed tyxml.4.6.0
-> installed printbox-html.0.12
-> installed curl.0.10.0
-> installed uucp.16.0.0
-> installed printbox-text.0.12
-> installed printbox-md.0.12
-> installed ctypes.0.23.0
-> installed printbox-ext-plot.0.12
-> installed base.v0.17.3
-> installed fieldslib.v0.17.0
-> installed variantslib.v0.17.0
-> installed stdio.v0.17.0
-> installed ctypes-foreign.0.23.0
-> installed ppxlib.0.36.0
-> installed ppxlib_jane.v0.17.4
-> installed ppx_optcomp.v0.17.1
-> installed ppx_here.v0.17.0
-> installed ppx_cold.v0.17.0
-> installed ppx_variants_conv.v0.17.1
-> installed ppx_fields_conv.v0.17.0
-> installed ppx_deriving.6.1.0
-> installed ppx_enumerate.v0.17.0
-> installed ppx_globalize.v0.17.2
-> installed ppx_compare.v0.17.0
-> installed ppx_sexp_conv.v0.17.1
-> installed ppx_hash.v0.17.0
-> installed ppx_assert.v0.17.0
-> installed ppx_base.v0.17.0
-> installed ppx_minidebug.2.3.0
-> installed jst-config.v0.17.0
-> installed ppx_string.v0.17.0
-> installed time_now.v0.17.0
-> installed ppx_inline_test.v0.17.1
-> installed ppx_expect.v0.17.3
Done.
# To update the current shell environment, run: eval $(opam env)
2025-06-28 12:25.11 ---> using "22f4aa9826c93953a9d195932d45b7588c483aa23d15a0dcfeeed4b6ac79d440" from cache


/src: (copy (src .) (dst /src))
2025-06-28 12:25.12 ---> saved as "9b074ca898eca75f3d199e190eb88945cb7f464114f998a3159a328ab025d2b8"


/src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))
File "arrayjit/test/dune", line 6, characters 7-15:
6 |   (pps ppx_jane)))
^^^^^^^^
Error: Library "ppx_jane" not found.
-> required by
_build/default/arrayjit/test/.merlin-conf/exe-test_numerical_types
-> required by alias arrayjit/test/check
(cd _build/default/test/config && ../../arrayjit/bin/read_config.exe --read=backend)


Welcome to OCANNL! Reading configuration defaults from /src/_build/default/test/config/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
Wrote value of 'backend' to ocannl_backend.txt
(cd _build/default/test_ppx && ./test_ppx_op.exe)


Welcome to OCANNL! Reading configuration defaults from /src/_build/default/test_ppx/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
File "test/einsum/test_conv_syntax.expected", line 1, characters 0-0:
/usr/sbin/git --no-pager diff --no-index --color=always -u _build/default/test/einsum/test_conv_syntax.expected _build/default/test/einsum/test_conv_syntax.exe.output
diff --git a/_build/default/test/einsum/test_conv_syntax.expected b/_build/default/test/einsum/test_conv_syntax.exe.output
index 4bd5a1c..0580e1e 100644
--- a/_build/default/test/einsum/test_conv_syntax.expected
+++ b/_build/default/test/einsum/test_conv_syntax.exe.output
@@ -1,5 +1,5 @@


-Welcome to OCANNL! Reading configuration defaults from /Users/lukstafi/ocannl/_build/default/test/einsum/ocannl_config.
+Welcome to OCANNL! Reading configuration defaults from /src/_build/default/test/einsum/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
Testing conv syntax parsing...
(cd _build/default/test_ppx && ./test_ppx_op_expected.exe)


Welcome to OCANNL! Reading configuration defaults from /src/_build/default/test_ppx/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
File "test/test_print_style.expected", line 1, characters 0-0:
/usr/sbin/git --no-pager diff --no-index --color=always -u _build/default/test/test_print_style.expected _build/default/test/test_print_style.exe.output
diff --git a/_build/default/test/test_print_style.expected b/_build/default/test/test_print_style.exe.output
index e51ab37..c55c8ad 100644
--- a/_build/default/test/test_print_style.expected
+++ b/_build/default/test/test_print_style.exe.output
@@ -1,5 +1,5 @@


-Welcome to OCANNL! Reading configuration defaults from /Users/lukstafi/ocannl/_build/default/test/ocannl_config.
+Welcome to OCANNL! Reading configuration defaults from /src/_build/default/test/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
Testing print_style functionality:
(cd _build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test && .tutorials.inline-tests/inline-test-runner.exe inline-test-runner tutorials -partition '' -source-tree-root .. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test && .tutorials.inline-tests/inline-test-runner.exe inline-test-runner tutorials -partition 'Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/fce3bc453d8e67b38d947e91b64d1c5c/default/test/ocannl_config.' -source-tree-root .. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test && .tutorials.inline-tests/inline-test-runner.exe inline-test-runner tutorials -partition 'Found 0, in the config file' -source-tree-root .. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test && .tutorials.inline-tests/inline-test-runner.exe inline-test-runner tutorials -partition 'Retrieving commandline, environment, or config file variable ocannl_log_level' -source-tree-root .. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test && .tutorials.inline-tests/inline-test-runner.exe inline-test-runner tutorials -partition zero2hero_1of7.ml -source-tree-root .. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test && .tutorials.inline-tests/inline-test-runner.exe inline-test-runner tutorials -partition hello_world_op.ml -source-tree-root .. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
File "test/einsum/dune", line 5, characters 7-25:
5 |  (name moons_demo_variant)
^^^^^^^^^^^^^^^^^^
(cd _build/default/test/einsum && ./moons_demo_variant.exe) > _build/default/test/einsum/moons_demo_variant.exe.output
Fatal error: exception Invalid_argument("Tnode.update_memory_mode: update 40 -> 152 inconsistent for n43")
Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 622, characters 10-72
Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
Called from Ocannl__Train.to_routine in file "lib/train.ml", line 350, characters 26-82
Called from Dune__exe__Moons_demo_variant in file "test/einsum/moons_demo_variant.ml", line 62, characters 4-83
(cd _build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test && .tutorials.inline-tests/inline-test-runner.exe inline-test-runner tutorials -partition primitive_ops.ml -source-tree-root .. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
File "test/dune", line 4, characters 7-30:
4 |  (name moons_demo_parallel_run)
^^^^^^^^^^^^^^^^^^^^^^^
(cd _build/default/test && ./moons_demo_parallel_run.exe)


Welcome to OCANNL! Reading configuration defaults from /src/_build/default/test/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
("Set log_level to" 1)
└─{orphaned from #24}
Retrieving commandline, environment, or config file variable ocannl_backend
Found multicore_cc, in the config file
Properties of devices:
(multicore_devices
(device ((device_name CPU) (device_ordinal 0) (num_domains 72))))
@!Fatal error: exception Invalid_argument("Tnode.update_memory_mode: update 40 -> 152 inconsistent for n40")
Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 622, characters 10-72
Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
Called from Ocannl__Train.example_train_loop in file "lib/train.ml", line 408, characters 20-89
Called from Dune__exe__Moons_demo_parallel_run.main in file "test/moons_demo_parallel_run.ml", lines 65-69, characters 4-8
Called from Base__Exn.protectx in file "src/exn.ml", line 79, characters 8-11
Re-raised at Base__Exn.raise_with_original_backtrace in file "src/exn.ml" (inlined), line 59, characters 2-50
Called from Base__Exn.protectx in file "src/exn.ml", line 86, characters 13-49
Called from Base__Exn.protect in file "src/exn.ml" (inlined), line 92, characters 26-49
Called from Dune__exe__Moons_demo_parallel_run in file "test/moons_demo_parallel_run.ml", line 90, characters 2-53
File "test/einsum/dune", line 13, characters 7-25:
13 |  (name einsum_trivia_exec)
^^^^^^^^^^^^^^^^^^
(cd _build/default/test/einsum && ./einsum_trivia_exec.exe) > _build/default/test/einsum/einsum_trivia_exec.exe.output
Fatal error: exception Invalid_argument("Tnode.update_memory_mode: update 40 -> 152 inconsistent for n2")
Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 622, characters 10-72
Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
Called from Ocannl__Train.forward_and_ctx in file "lib/train.ml", line 500, characters 25-95
Re-raised at Ocannl__Train.forward_and_ctx in file "lib/train.ml", lines 491-504, characters 32-17
Called from Ocannl__Train.forward_and_forget in file "lib/train.ml", line 508, characters 12-75
Called from Dune__exe__Einsum_trivia_exec in file "test/einsum/einsum_trivia_exec.ml", line 94, characters 2-40
(cd _build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test && .tutorials.inline-tests/inline-test-runner.exe inline-test-runner tutorials -partition moons_demo_parallel.ml -source-tree-root .. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
File "test/dune", lines 30-40, characters 0-281:
30 | (rule
31 |  (alias runtest)
32 |  (target
33 |   (dir log_files))
34 |  (action
35 |   (run
36 |    %{dep:micrograd_demo_logging.exe}
37 |    "--ocannl_debug_backend=text"
38 |    "--ocannl_log_file_stem=micrograd_demo_logging"
39 |    "--ocannl_log_main_domain_to_stdout=false"
40 |    "--ocannl_debug_log_to_stream_files=true")))
(cd _build/default/test && ./micrograd_demo_logging.exe --ocannl_debug_backend=text --ocannl_log_file_stem=micrograd_demo_logging --ocannl_log_main_domain_to_stdout=false --ocannl_debug_log_to_stream_files=true)


Welcome to OCANNL! Reading configuration defaults from /src/_build/default/test/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
Retrieving commandline, environment, or config file variable ocannl_backend
Found multicore_cc, in the config file
Retrieving commandline, environment, or config file variable ocannl_cd_ident_style
Not found, using default heuristic
Retrieving commandline, environment, or config file variable ocannl_ll_ident_style
Not found, using default heuristic
Fatal error: exception Invalid_argument("Tnode.update_memory_mode: update 40 -> 152 inconsistent for n21")
Raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
Called from Ocannl__Train.to_routine in file "lib/train.ml", line 350, characters 26-82
Called from Dune__exe__Micrograd_demo_logging in file "test/micrograd_demo_logging.ml", line 34, characters 13-67
(cd _build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test && .tutorials.inline-tests/inline-test-runner.exe inline-test-runner tutorials -partition micrograd_demo.ml -source-tree-root .. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test && .tutorials.inline-tests/inline-test-runner.exe inline-test-runner tutorials -partition einsum_trivia.ml -source-tree-root .. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
File "test/zero2hero_1of7.ml", line 1, characters 0-0:
/usr/sbin/git --no-pager diff --no-index --color=always -u _build/default/test/zero2hero_1of7.ml _build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/zero2hero_1of7.ml.corrected
diff --git a/_build/default/test/zero2hero_1of7.ml b/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/zero2hero_1of7.ml.corrected
index 61f11e7..4c8d05e 100644
--- a/_build/default/test/zero2hero_1of7.ml
+++ b/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/zero2hero_1of7.ml.corrected
@@ -28,54 +28,14 @@ let%expect_test "Graph drawing recompile" =
Train.set_hosted x.value;
Train.forward_and_forget backend ctx f_nd;
Tensor.print_tree ~with_grad:true ~depth:9 f_nd;
-  [%expect
-    {|
-                                 #15 +_f_nd
-                                  6.00e+1
-                                 #16 grad_+_f_nd Virt/30
-                                 <void>
-                            #13 - Virt/152                             │#2 5. Virt/40
-                            <void>                                     │<void>
-                            #14 grad_- Virt/30                         │
-                            <void>                                     │
-           #11 *. Virt/152            │       #4 *. Virt/152           │
-           <void>                     │       <void>                   │
-           #12 grad_*. Virt/30        │       #5 grad_*. Virt/30       │
-           <void>                     │       <void>                   │
-    #10 3. Virt/40│#7 **. Virt/152    │#3 4. Virt/40│#0 x              │
-    <void>        │<void>             │<void>       │ 5.00             │
-                  │#8 grad_**. Virt/30│             │#1 grad_x Local/30│
-                  │<void>             │             │<void>            │
-                  │[0]│ #6 2. Virt/40 │             │                  │
-                  │   │ <void>        │             │                  │
-    |}];
+  [%expect.unreachable];
let%op f = (3 *. ("x" [ 5 ] **. 2)) - (4 *. x) + 5 in
Train.every_non_literal_on_host f;
let f_upd = Train.grad_update f in
let f_bprop = Train.to_routine (module Backend) ctx IDX.empty f_upd in
Train.run f_bprop;
Tensor.print_tree ~with_grad:true ~depth:9 f;
-  [%expect
-    {|
-                                   #32 +_f
-                                    6.00e+1
-                                   #33 grad_+_f
-                                    1.00
-                             #30 -                              │#19 5. Virt/40
-                              5.50e+1                           │<void>
-                             #31 grad_-                         │
-                              1.00                              │
-               #28 *.                 │       #21 *.            │
-                7.50e+1               │        2.00e+1          │
-               #29 grad_*.            │       #22 grad_*.       │
-                1.00                  │        -1.00            │
-    #27 3. Virt/40│   #24 **.         │#20 4. Virt/40│#17 x     │
-    <void>        │    2.50e+1        │<void>        │ 5.00     │
-                  │   #25 grad_**.    │              │#18 grad_x│
-                  │    3.00           │              │ 2.60e+1  │
-                  │[17]│#23 2. Virt/40│              │          │
-                  │    │<void>        │              │          │
-    |}];
+  [%expect.unreachable];
let xs = Array.init 10 ~f:Float.(fun i -> of_int i - 5.) in
let ys =
Array.map xs ~f:(fun v ->
@@ -94,54 +54,36 @@ let%expect_test "Graph drawing recompile" =
[ Scatterplot { points = Array.zip_exn xs ys; content = PrintBox.line "#" } ]
in
PrintBox_text.output Stdio.stdout plot_box;
-  [%expect
-    {|
-    ┌────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │ 1.00e+2│#                                                                                                   │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │           #                                                                                        │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │f       │                                                                                                    │
-    │(       │                                                                                                    │
-    │x       │                                                                                                    │
-    │)       │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                      #                                                                             │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                   #│
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                 #                                                                  │
-    │        │                                                                                                    │
-    │        │                                                                                        #           │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                            #                                                       │
-    │        │                                                                             #                      │
-    │        │                                                                                                    │
-    │ 4.00   │                                                       #          #                                 │
-    ├────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │        │-5.00                                                                                           4.00│
-    │        │                                                 x                                                  │
-    └────────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 152 inconsistent for n2")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 622, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.forward_and_ctx in file "lib/train.ml", line 500, characters 25-95
+  Re-raised at Ocannl__Train.forward_and_ctx in file "lib/train.ml", lines 491-504, characters 32-17
+  Called from Ocannl__Train.forward_and_forget in file "lib/train.ml", line 508, characters 12-75
+  Called from Tutorials__Zero2hero_1of7.(fun) in file "test/zero2hero_1of7.ml", line 29, characters 2-43
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "Graph drawing fetch" =
Tensor.unsafe_reinitialize ();
@@ -156,19 +98,7 @@ let%expect_test "Graph drawing fetch" =
Train.every_non_literal_on_host f5;
Train.forward_and_forget (module Backend) ctx f5;
Tensor.print_tree ~with_grad:false ~depth:9 f5;
-  [%expect
-    {|
-                                    #9 +_f_5.
-                                     6.00e+1
-                             #8 -                              │#1 5. Virt/40
-                              5.50e+1                          │<void>
-               #7 *.               │         #3 *.             │
-                7.50e+1            │          2.00e+1          │
-    #6 3. Virt/40│    #5 **.       │#2 4. Virt/40│#0 5. Virt/40│
-    <void>       │     2.50e+1     │<void>       │<void>       │
-                 │[0]│#4 2. Virt/40│             │             │
-                 │   │<void>       │             │             │
-    |}];
+  [%expect.unreachable];
let size = 100 in
let xs = Array.init size ~f:Float.(fun i -> (of_int i / 10.) - 5.) in
(* Yay, the whole shape gets inferred! *)
@@ -202,54 +132,36 @@ let%expect_test "Graph drawing fetch" =
]
in
PrintBox_text.output Stdio.stdout plot_box;
-  [%expect
-    {|
-    ┌─────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │ 1.00e+2 │#                                                                                                   │
-    │         │#                                                                                                   │
-    │         │  #                                                                                                 │
-    │         │  #                                                                                                 │
-    │         │    #                                                                                               │
-    │         │     #                                                                                              │
-    │         │     #                                                                                              │
-    │         │       #                                                                                            │
-    │         │       #                                                                                            │
-    │         │         #                                                                                          │
-    │         │          ##                                                                                        │
-    │         │            #                                                                                       │
-    │         │            #                                                                                       │
-    │         │             # #                                                                                   #│
-    │         │                #                                                                               # # │
-    │         │                 #                                                                              #   │
-    │         │                   #                                                                          ##    │
-    │         │                    ##                                                                       #      │
-    │f        │                      #                                                                    #        │
-    │(        │                      # #                                                                ##         │
-    │x        │                         ##                                                             #           │
-    │)        │                           #                                                          #             │
-    │         │                            # #                                                    ###            **│
-    │         │                               ##                                                #         * ****   │
-    │         │                                 # #                                           ##     * ****        │
-    │         │                                    ###                                     ##   * ***              │
-    │         │                                      # #                               # ##** **                   │
-    │         │                                          ####                     # ###* *                         │
-    │         │                                             # #### # #    ## # ####                                │
-    │         │                                                       # # ** *                                     │
-    │         │-    -    -    -    -    -    -    -    -    -    - * ** *  -    -    -    -    -    -    -    -    │
-    │         │                                             * ****                                                 │
-    │         │                                        * ****                                                      │
-    │         │                                   **** *                                                           │
-    │         │                            * ****                                                                  │
-    │         │                      * ****                                                                        │
-    │         │                 * ****                                                                             │
-    │         │            ** ***                                                                                  │
-    │         │     * * ***                                                                                        │
-    │ -3.40e+1│* * **                                                                                              │
-    ├─────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │         │-5.00                                                                                           4.90│
-    │         │                                                 x                                                  │
-    └─────────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 152 inconsistent for n1")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 622, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.forward_and_ctx in file "lib/train.ml", line 500, characters 25-95
+  Re-raised at Ocannl__Train.forward_and_ctx in file "lib/train.ml", lines 491-504, characters 32-17
+  Called from Ocannl__Train.forward_and_forget in file "lib/train.ml", line 508, characters 12-75
+  Called from Tutorials__Zero2hero_1of7.(fun) in file "test/zero2hero_1of7.ml", line 157, characters 2-50
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "Simple gradients hosted" =
Tensor.unsafe_reinitialize ();
@@ -271,96 +183,51 @@ let%expect_test "Simple gradients hosted" =
let sgd_routine = Train.to_routine (module Backend) grad_routine.context IDX.empty sgd in
(* Check out the initial state without running a forward pass. *)
Tensor.print_tree ~spy:true ~with_grad:true ~depth:9 l;
-  [%expect
-    {|
-                                        #12 *._l Host&stream/41
-                                        <not-in-yet>
-                                        #13 grad_*._l Host&stream/41
-                                        <not-in-yet>
-                            #8 +_d Host&stream/41                             │#10 f Host&shared/39
-                            <not-in-yet>                                      │<not-in-yet>
-                            #9 grad_+_d Host&stream/41                        │#11 grad_f Host&stream/41
-                            <not-in-yet>                                      │<not-in-yet>
-               #4 *._e Host&stream/41                │#6 c Host&shared/39     │
-               <not-in-yet>                          │<not-in-yet>            │
-               #5 grad_*._e Host&stream/41           │#7 grad_c Host&stream/41│
-               <not-in-yet>                          │<not-in-yet>            │
-    #0 a Host&shared/39     │#2 b Host&shared/39     │                        │
-    <not-in-yet>            │<not-in-yet>            │                        │
-    #1 grad_a Host&stream/41│#3 grad_b Host&stream/41│                        │
-    <not-in-yet>            │<not-in-yet>            │                        │
-    |}];
+  [%expect.unreachable];
(* Do not update the params: all values and gradients will be at initial points, which are
specified in the tensor in the brackets. *)
Train.run grad_routine;
Tensor.print_tree ~with_grad:true ~depth:9 l;
-  [%expect
-    {|
-                 #12 *._l
-                  -8.00
-                 #13 grad_*._l
-                  1.00
-             #8 +_d              │#10 f
-              4.00               │ -2.00
-             #9 grad_+_d         │#11 grad_f
-              -2.00              │ 4.00
-       #4 *._e         │#6 c     │
-        -6.00          │ 1.00e+1 │
-       #5 grad_*._e    │#7 grad_c│
-        -2.00          │ -2.00   │
-    #0 a     │#2 b     │         │
-     2.00    │ -3.00   │         │
-    #1 grad_a│#3 grad_b│         │
-     6.00    │ -4.00   │         │
-    |}];
+  [%expect.unreachable];
(* Now we update the params, but we are not doing the forward and backward passes: only params
values will change, compared to the above. The update is in the opposite direction of the
gradient. *)
Train.run sgd_routine;
Tensor.print_tree ~with_grad:true ~depth:9 l;
-  [%expect
-    {|
-                 #12 *._l
-                  -8.00
-                 #13 grad_*._l
-                  1.00
-             #8 +_d              │#10 f
-              4.00               │ -2.40
-             #9 grad_+_d         │#11 grad_f
-              -2.00              │ 4.00
-       #4 *._e         │#6 c     │
-        -6.00          │ 1.02e+1 │
-       #5 grad_*._e    │#7 grad_c│
-        -2.00          │ -2.00   │
-    #0 a     │#2 b     │         │
-     1.40    │ -2.60   │         │
-    #1 grad_a│#3 grad_b│         │
-     6.00    │ -4.00   │         │
-    |}];
+  [%expect.unreachable];


(* Now the params will remain as above, but both param gradients and the values and gradients of
other nodes will change thanks to the forward and backward passes. *)
Train.run grad_routine;
Tensor.print_tree ~with_grad:true ~depth:9 l;
-  [%expect
-    {|
-                 #12 *._l
-                  -1.57e+1
-                 #13 grad_*._l
-                  1.00
-             #8 +_d              │#10 f
-              6.56               │ -2.40
-             #9 grad_+_d         │#11 grad_f
-              -2.40              │ 6.56
-       #4 *._e         │#6 c     │
-        -3.64          │ 1.02e+1 │
-       #5 grad_*._e    │#7 grad_c│
-        -2.40          │ -2.40   │
-    #0 a     │#2 b     │         │
-     1.40    │ -2.60   │         │
-    #1 grad_a│#3 grad_b│         │
-     6.24    │ -3.36   │         │
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 152 inconsistent for n14")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 622, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.to_routine in file "lib/train.ml", line 350, characters 26-82
+  Called from Tutorials__Zero2hero_1of7.(fun) in file "test/zero2hero_1of7.ml", line 270, characters 21-73
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "Simple gradients virtual" =
Tensor.unsafe_reinitialize ();
@@ -387,62 +254,26 @@ let%expect_test "Simple gradients virtual" =
<not-in-yet>
#8 +_d unknown                              │#10 f Host-non-const/24
<not-in-yet>                                │<not-in-yet>
-                            #9 grad_+_d unknown                         │#11 grad_f Material/28
+                            #9 grad_+_d unknown                         │#11 grad_f Non-virt/26
<not-in-yet>                                │<not-in-yet>
#4 *._e unknown                  │#6 c Host-non-const/24│
<not-in-yet>                     │<not-in-yet>          │
-                #5 grad_*._e unknown             │#7 grad_c Material/28 │
+                #5 grad_*._e unknown             │#7 grad_c Non-virt/26 │
<not-in-yet>                     │<not-in-yet>          │
#0 a Host-non-const/24│#2 b Host-non-const/24│                      │
<not-in-yet>          │<not-in-yet>          │                      │
-    #1 grad_a Material/28 │#3 grad_b Material/28 │                      │
+    #1 grad_a Non-virt/26 │#3 grad_b Non-virt/26 │                      │
<not-in-yet>          │<not-in-yet>          │                      │
|}];
let grad_routine = Train.to_routine (module Backend) ctx IDX.empty grad in
(* Check out the state without running a forward pass or compiling the SGD update. *)
Tensor.print_tree ~spy:true ~with_grad:true ~depth:9 l;
-  [%expect
-    {|
-                                        #12 *._l Host&stream/41
-                                        <not-in-yet>
-                                        #13 grad_*._l Virt/40
-                                        <not-in-yet>
-                              #8 +_d Local/46                              │#10 f Host&shared/39
-                              <not-in-yet>                                 │<not-in-yet>
-                              #9 grad_+_d Virt/40                          │#11 grad_f Dev-stream/41
-                              <not-in-yet>                                 │<not-in-yet>
-                 #4 *._e Virt/152                  │#6 c Host&shared/39    │
-                 <not-in-yet>                      │<not-in-yet>           │
-                 #5 grad_*._e Virt/40              │#7 grad_c Dev-stream/41│
-                 <not-in-yet>                      │<not-in-yet>           │
-    #0 a Host&shared/39    │#2 b Host&shared/39    │                       │
-    <not-in-yet>           │<not-in-yet>           │                       │
-    #1 grad_a Dev-stream/41│#3 grad_b Dev-stream/41│                       │
-    <not-in-yet>           │<not-in-yet>           │                       │
-    |}];
+  [%expect.unreachable];
(* Do not update the params: all values and gradients will be at initial points, which are
specified in the tensor in the brackets. *)
Train.run grad_routine;
Tensor.print_tree ~with_grad:true ~depth:9 l;
-  [%expect
-    {|
-                                         #12 *._l
-                                          -8.00
-                                         #13 grad_*._l Virt/40
-                                         <void>
-                              #8 +_d Local/46                              │#10 f
-                              <void>                                       │ -2.00
-                              #9 grad_+_d Virt/40                          │#11 grad_f Dev-stream/41
-                              <void>                                       │<void>
-                 #4 *._e Virt/152                  │#6 c                   │
-                 <void>                            │ 1.00e+1               │
-                 #5 grad_*._e Virt/40              │#7 grad_c Dev-stream/41│
-                 <void>                            │<void>                 │
-    #0 a                   │#2 b                   │                       │
-     2.00                  │ -3.00                 │                       │
-    #1 grad_a Dev-stream/41│#3 grad_b Dev-stream/41│                       │
-    <void>                 │<void>                 │                       │
-    |}];
+  [%expect.unreachable];
(* Only now compile the SGD update. *)
let sgd_routine = Train.to_routine (module Backend) grad_routine.context IDX.empty sgd in
(* Now we update the params, but are not doing the forward and backward passes: only params values
@@ -450,48 +281,39 @@ let%expect_test "Simple gradients virtual" =
always be recomputed using the latest parameter state. *)
Train.run sgd_routine;
Tensor.print_tree ~with_grad:true ~depth:9 l;
-  [%expect
-    {|
-                                         #12 *._l
-                                          -8.00
-                                         #13 grad_*._l Virt/40
-                                         <void>
-                              #8 +_d Local/46                              │#10 f
-                              <void>                                       │ -2.40
-                              #9 grad_+_d Virt/40                          │#11 grad_f Dev-stream/41
-                              <void>                                       │<void>
-                 #4 *._e Virt/152                  │#6 c                   │
-                 <void>                            │ 1.02e+1               │
-                 #5 grad_*._e Virt/40              │#7 grad_c Dev-stream/41│
-                 <void>                            │<void>                 │
-    #0 a                   │#2 b                   │                       │
-     1.40                  │ -2.60                 │                       │
-    #1 grad_a Dev-stream/41│#3 grad_b Dev-stream/41│                       │
-    <void>                 │<void>                 │                       │
-    |}];
+  [%expect.unreachable];
(* Now the params will remain as above, but both param gradients and the values and gradients of
other nodes will change thanks to the forward and backward passes. *)
Train.run grad_routine;
Tensor.print_tree ~with_grad:true ~depth:9 l;
-  [%expect
-    {|
-                                         #12 *._l
-                                          -1.57e+1
-                                         #13 grad_*._l Virt/40
-                                         <void>
-                              #8 +_d Local/46                              │#10 f
-                              <void>                                       │ -2.40
-                              #9 grad_+_d Virt/40                          │#11 grad_f Dev-stream/41
-                              <void>                                       │<void>
-                 #4 *._e Virt/152                  │#6 c                   │
-                 <void>                            │ 1.02e+1               │
-                 #5 grad_*._e Virt/40              │#7 grad_c Dev-stream/41│
-                 <void>                            │<void>                 │
-    #0 a                   │#2 b                   │                       │
-     1.40                  │ -2.60                 │                       │
-    #1 grad_a Dev-stream/41│#3 grad_b Dev-stream/41│                       │
-    <void>                 │<void>                 │                       │
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 152 inconsistent for e")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 622, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayji/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.to_routine in file "lib/train.ml", line 350, characters 26-82
+  Called from Tutorials__Zero2hero_1of7.(fun) in file "test/zero2hero_1of7.ml", line 401, characters 21-73
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "tanh plot" =
Tensor.unsafe_reinitialize ();
@@ -510,21 +332,34 @@ let%expect_test "2D neuron hosted" =
let routine = Train.to_routine (module Backend) ctx IDX.empty update in
Train.run routine;
Tensor.print_tree ~with_grad:true ~depth:9 v;
-  [%expect
-    {|
-                 #8 +_v
-                  7.00e-1
-                 #9 grad_+_v
-                  1.00
-             #6 *              │#0 b
-              -6.00            │ 6.70
-             #7 grad_*         │#1 grad_b
-              1.00             │ 1.00
-    #2 w         │#4 x         │
-     -3.00  1.00 │ 2.00  0.00  │
-    #3 grad_w    │#5 grad_x    │
-     2.00  0.00  │ -3.00  1.00 │
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 152 inconsistent for n10")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 622, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.to_routine in file "lib/train.ml", line 350, characters 26-82
+  Called from Tutorials__Zero2hero_1of7.(fun) in file "test/zero2hero_1of7.ml", line 510, characters 16-70
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "2D neuron virtual" =
Tensor.unsafe_reinitialize ();
@@ -537,18 +372,31 @@ let%expect_test "2D neuron virtual" =
let routine = Train.to_routine (module Backend) ctx IDX.empty update in
Train.run routine;
Tensor.print_tree ~with_grad:true ~depth:9 v;
-  [%expect
-    {|
-                      #8 +_v
-                       7.00e-1
-                      #9 grad_+_v Virt/40
-                      <void>
-              #6 * Local/46              │#0 b
-              <void>                     │ 6.70
-              #7 grad_* Virt/40          │#1 grad_b Local/46
-              <void>                     │<void>
-    #2 w              │#4 x              │
-     -3.00  1.00      │ 2.00  0.00       │
-    #3 grad_w Local/46│#5 grad_x Local/46│
-    <void>            │<void>            │
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 151 inconsistent for n6.grad")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 616, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.to_routine in file "lib/train.ml", line 350, characters 26-82
+  Called from Tutorials__Zero2hero_1of7.(fun) in file "test/zero2hero_1of7.ml", line 537, characters 16-70
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]
File "test/primitive_ops.ml", line 1, characters 0-0:
/usr/sbin/git --no-pager diff --no-index --color=always -u _build/default/test/primitive_ops.ml _build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/primitive_ops.ml.corrected
diff --git a/_build/default/test/primitive_ops.ml b/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/primitive_ops.ml.corrected
index 17afc2d..d095e04 100644
--- a/_build/default/test/primitive_ops.ml
+++ b/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/primitive_ops.ml.corrected
@@ -53,740 +53,474 @@ let%expect_test "relu" =
let%op f x = relu x in
let plot_box = plot_unop ~f () in
PrintBox_text.output Stdio.stdout plot_box;
-  [%expect
-    {|
-    ┌─────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │ 5.00│                                                                                                   #│
-    │     │                                                                                                  # │
-    │     │                                                                                                 #  │
-    │     │                                                                                                #   │
-    │     │                                                                                              #     │
-    │     │                                                                                             #      │
-    │     │                                                                                            #       │
-    │     │                                                                                           #        │
-    │     │                                                                                         ##         │
-    │     │                                                                                        #           │
-    │     │                                                                                      #             │
-    │     │                                                                                      #             │
-    │     │                                                                                    ##              │
-    │     │                                                                                   #                │
-    │     │                                                                                 #                  │
-    │     │                                                                                ##                  │
-    │     │                                                                               #                    │
-    │     │                                                                              #                     │
-    │f    │                                                                             #                      │
-    │(    │                                                                           ##                       │
-    │x    │                                                                          #                         │
-    │)    │                                                                         #                          │
-    │     │                                                                        #                           │
-    │     │                                                                      ##                            │
-    │     │                                                                     #                              │
-    │     │                                                                    #                               │
-    │     │                                                                   #                                │
-    │     │                                                                 ##                                 │
-    │     │                                                                #                                   │
-    │     │                                                               #                                    │
-    │     │                                                             ##                                     │
-    │     │                                                            #                                       │
-    │     │                                                 * ******************************* **** ******* ****│
-    │     │                                                          #                                         │
-    │     │                                                        ##                                          │
-    │     │                                                       #                                            │
-    │     │                                                      #                                             │
-    │     │                                                     #                                              │
-    │     │                                                   ##                                               │
-    │ 0.00│**** *** *** *** ********-*************** ********-    -    -    -    -    -    -    -    -    -    │
-    ├─────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │     │-5.00                                                                                           5.00│
-    │     │                                                 x                                                  │
-    └─────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 151 inconsistent for relu_f_x.grad")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 616, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.to_routine in file "lib/train.ml", line 350, characters 26-82
+  Called from Tutorials__Primitive_ops.plot_unop in file "test/primitive_ops.ml", line 35, characters 19-72
+  Called from Tutorials__Primitive_ops.(fun) in file "test/primitive_ops.ml", line 54, characters 17-32
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "sat01" =
let%op f x = sat01 x in
let plot_box = plot_unop ~f () in
PrintBox_text.output Stdio.stdout plot_box;
-  [%expect
-    {|
-    ┌─────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │ 1.00│                                                 * *********###################### #### ####### ####│
-    │     │                                                                                                    │
-    │     │                                                           #                                        │
-    │     │                                                                                                    │
-    │     │                                                                                                    │
-    │     │                                                                                                    │
-    │     │                                                          #                                         │
-    │     │                                                                                                    │
-    │     │                                                                                                    │
-    │     │                                                                                                    │
-    │     │                                                         #                                          │
-    │     │                                                                                                    │
-    │     │                                                                                                    │
-    │     │                                                                                                    │
-    │     │                                                        #                                           │
-    │     │                                                                                                    │
-    │     │                                                                                                    │
-    │     │                                                                                                    │
-    │f    │                                                       #                                            │
-    │(    │                                                                                                    │
-    │x    │                                                                                                    │
-    │)    │                                                                                                    │
-    │     │                                                      #                                             │
-    │     │                                                                                                    │
-    │     │                                                                                                    │
-    │     │                                                                                                    │
-    │     │                                                     #                                              │
-    │     │                                                                                                    │
-    │     │                                                                                                    │
-    │     │                                                                                                    │
-    │     │                                                    #                                               │
-    │     │                                                                                                    │
-    │     │                                                                                                    │
-    │     │                                                                                                    │
-    │     │                                                   #                                                │
-    │     │                                                                                                    │
-    │     │                                                                                                    │
-    │     │                                                                                                    │
-    │     │                                                 #                                                  │
-    │ 0.00│**** *** *** *** ********-*************** ********-    -    ********************** **** *******-****│
-    ├─────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │     │-5.00                                                                                           5.00│
-    │     │                                                 x                                                  │
-    └─────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 151 inconsistent for sat01_f_x.grad")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 616, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.to_routine in file "lib/train.ml", line 350, characters 26-82
+  Called from Tutorials__Primitive_ops.plot_unop in file "test/primitive_ops.ml", line 35, characters 19-72
+  Called from Tutorials__Primitive_ops.(fun) in file "test/primitive_ops.ml", line 107, characters 17-32
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "exp(x)" =
let%op f x = exp x in
let plot_box = plot_unop ~f ~x_max:1.0 () in
PrintBox_text.output Stdio.stdout plot_box;
-  [%expect
-    {|
-    ┌─────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │ 2.71│                                                                                                   *│
-    │     │                                                                                                    │
-    │     │                                                                                                    │
-    │     │                                                                                                  * │
-    │     │                                                                                                    │
-    │     │                                                                                                 *  │
-    │     │                                                                                                    │
-    │     │                                                                                                *   │
-    │     │                                                                                                    │
-    │     │                                                                                               *    │
-    │     │                                                                                                    │
-    │     │                                                                                              *     │
-    │     │                                                                                             *      │
-    │     │                                                                                                    │
-    │     │                                                                                            *       │
-    │     │                                                                                           *        │
-    │     │                                                                                                    │
-    │     │                                                                                          *         │
-    │f    │                                                                                         *          │
-    │(    │                                                                                        *           │
-    │x    │                                                                                                    │
-    │)    │                                                                                       *            │
-    │     │                                                                                      *             │
-    │     │                                                                                     *              │
-    │     │                                                                                    *               │
-    │     │                                                                                   *                │
-    │     │                                                                                 **                 │
-    │     │                                                                                *                   │
-    │     │                                                                               *                    │
-    │     │                                                                             **                     │
-    │     │                                                                           **                       │
-    │     │                                                                        **                          │
-    │     │                                                                       *                            │
-    │     │                                                                     **                             │
-    │     │                                                                  ***                               │
-    │     │                                                              ****                                  │
-    │     │                                                         *****                                      │
-    │     │                                                  *******                                           │
-    │     │                                       ***********                                                  │
-    │ 0.00│********* ************ ************** * -    -    -    -    -    -    -    -    -    -    -    -    │
-    ├─────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │     │-5.00                                                                                           1.00│
-    │     │                                                 x                                                  │
-    └─────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 151 inconsistent for exp_f_x.grad")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 616, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.to_routine in file "lib/train.ml", line 350, characters 26-82
+  Called from Tutorials__Primitive_ops.plot_unop in file "test/primitive_ops.ml", line 35, characters 19-72
+  Called from Tutorials__Primitive_ops.(fun) in file "test/primitive_ops.ml", line 160, characters 17-43
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "log(x)" =
let%op f x = log x in
let plot_box = plot_unop ~f ~x_min:0.1 ~x_max:5.0 () in
PrintBox_text.output Stdio.stdout plot_box;
-  [%expect
-    {|
-    ┌────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │ 1.00e+1│*                                                                                                   │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │ *                                                                                                  │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │  *                                                                                                 │
-    │        │                                                                                                    │
-    │f       │                                                                                                    │
-    │(       │   *                                                                                                │
-    │x       │                                                                                                    │
-    │)       │                                                                                                    │
-    │        │    *                                                                                               │
-    │        │     *                                                                                              │
-    │        │      *                                                                                             │
-    │        │       *                                                                                            │
-    │        │        **                                                                                          │
-    │        │          **                                                                           #############│
-    │        │            ***                                                ################### ####             │
-    │        │                ******                        ######### #### ##                                     │
-    │        │                      ******** *****##### ####                                                      │
-    │        │                        ###### ##   ***** ************* **** ********************* *******          │
-    │        │-    -    -    - ####### -    -    -    -    -    -    -    -    -    -    -    -    -    **********│
-    │        │            ### #                                                                                   │
-    │        │        ####                                                                                        │
-    │        │      ##                                                                                            │
-    │        │    ##                                                                                              │
-    │        │  ##                                                                                                │
-    │        │ #                                                                                                  │
-    │ -2.30  │#                                                                                                   │
-    ├────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │        │1.00e-1                                                                                         5.00│
-    │        │                                                 x                                                  │
-    └────────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 151 inconsistent for log_f_x.grad")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 616, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.to_routine in file "lib/train.ml", line 350, characters 26-82
+  Called from Tutorials__Primitive_ops.plot_unop in file "test/primitive_ops.ml", line 35, characters 19-72
+  Called from Tutorials__Primitive_ops.(fun) in file "test/primitive_ops.ml", line 213, characters 17-54
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "log2(x)" =
let%op f x = log2 x in
let plot_box = plot_unop ~f ~x_min:0.1 ~x_max:5.0 () in
PrintBox_text.output Stdio.stdout plot_box;
-  [%expect
-    {|
-    ┌────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │ 1.44e+1│*                                                                                                   │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │ *                                                                                                  │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │  *                                                                                                 │
-    │        │                                                                                                    │
-    │f       │                                                                                                    │
-    │(       │   *                                                                                                │
-    │x       │                                                                                                    │
-    │)       │                                                                                                    │
-    │        │    *                                                                                               │
-    │        │     *                                                                                              │
-    │        │      *                                                                                             │
-    │        │       *                                                                                            │
-    │        │        **                                                                                          │
-    │        │          **                                                                           #############│
-    │        │            ***                                                ################### ####             │
-    │        │                ******                        ######### #### ##                                     │
-    │        │                      ******** *****##### ####                                                      │
-    │        │                        ###### ##   ***** ************* **** ********************* *******          │
-    │        │-    -    -    - ####### -    -    -    -    -    -    -    -    -    -    -    -    -    **********│
-    │        │            ### #                                                                                   │
-    │        │        ####                                                                                        │
-    │        │      ##                                                                                            │
-    │        │    ##                                                                                              │
-    │        │  ##                                                                                                │
-    │        │ #                                                                                                  │
-    │ -3.32  │#                                                                                                   │
-    ├────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │        │1.00e-1                                                                                         5.00│
-    │        │                                                 x                                                  │
-    └────────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 151 inconsistent for log2_f_x.grad")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 616, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.to_routine in file "lib/train.ml", line 350, characters 26-82
+  Called from Tutorials__Primitive_ops.plot_unop in file "test/primitive_ops.ml", line 35, characters 19-72
+  Called from Tutorials__Primitive_ops.(fun) in file "test/primitive_ops.ml", line 266, characters 17-54
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "sin(x)" =
let%op f x = sin x in
let plot_box = plot_unop ~f () in
PrintBox_text.output Stdio.stdout plot_box;
-  [%expect
-    {|
-    ┌─────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │ 9.99e-1 │                                                                 #                                  │
-    │         │#### ##                                        *** **         ### ###                               │
...TRUNCATED BY DUNE...
+  Called from Ocannl__Train.to_routine in file "lib/train.ml", line 350, characters 26-82
+  Called from Tutorials__Primitive_ops.plot_unop in file "test/primitive_ops.ml", line 35, characters 19-72
+  Called from Tutorials__Primitive_ops.(fun) in file "test/primitive_ops.ml", line 478, characters 17-32
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "sqrt(x)" =
let%op f x = sqrt x in
let plot_box = plot_unop ~f ~x_min:0.1 ~x_max:5.0 () in
PrintBox_text.output Stdio.stdout plot_box;
-  [%expect
-    {|
-    ┌─────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │ 2.23│                                                                                                   #│
-    │     │                                                                                              ##### │
-    │     │                                                                                         #####      │
-    │     │                                                                                     ####           │
-    │     │                                                                                ## ##               │
-    │     │                                                                           #####                    │
-    │     │                                                                       ####                         │
-    │     │                                                                  #####                             │
-    │     │                                                              ####                                  │
-    │     │                                                          ## #                                      │
-    │     │                                                      # ##                                          │
-    │     │                                                   ###                                              │
-    │     │*                                              ####                                                 │
-    │     │                                           ####                                                     │
-    │     │                                        # #                                                         │
-    │     │                                     ###                                                            │
-    │     │                                  ###                                                               │
-    │     │ *                             ###                                                                  │
-    │f    │                            ##                                                                      │
-    │(    │                         ###                                                                        │
-    │x    │  *                   ###                                                                           │
-    │)    │                    ##                                                                              │
-    │     │   *              ##                                                                                │
-    │     │              # ##                                                                                  │
-    │     │    *        ##                                                                                     │
-    │     │     *     ##                                                                                       │
-    │     │      **  #                                                                                         │
-    │     │        *#                                                                                          │
-    │     │       # **                                                                                         │
-    │     │     ##    ***                                                                                      │
-    │     │    #         * *                                                                                   │
-    │     │   #             *****                                                                              │
-    │     │  #                   ********                                                                      │
-    │     │ #                           * **********                                                           │
-    │     │#                                       * ************* ****                                        │
-    │     │                                                           * ********************* ************     │
-    │     │                                                                                               *****│
-    │     │                                                                                                    │
-    │     │                                                                                                    │
-    │ 0.00│-    -    -    -    -    -    -    -    -    -    -    -    -    -    -    -    -    -    -    -    │
-    ├─────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │     │1.00e-1                                                                                         5.00│
-    │     │                                                 x                                                  │
-    └─────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 151 inconsistent for sqrt_f_x.grad")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 616, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.to_routine in file "lib/train.ml", line 350, characters 26-82
+  Called from Tutorials__Primitive_ops.plot_unop in file "test/primitive_ops.ml", line 35, characters 19-72
+  Called from Tutorials__Primitive_ops.(fun) in file "test/primitive_ops.ml", line 531, characters 17-54
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "recip(x)" =
let%op f x = recip x in
let plot_box = plot_unop ~f ~x_min:0.1 ~x_max:5.0 () in
PrintBox_text.output Stdio.stdout plot_box;
-  [%expect
-    {|
-    ┌─────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │ 1.00e+1 │#                                                                                                   │
-    │         │                                                                                                    │
-    │         │ ##                                                                                                 │
-    │         │   #########                                                                                        │
-    │         │-    -    - ###-**************-********** *************-****-********************* *****************│
-    │         │        *******                                                                                     │
-    │         │      **                                                                                            │
-    │         │     *                                                                                              │
-    │         │    *                                                                                               │
-    │         │                                                                                                    │
-    │         │   *                                                                                                │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │  *                                                                                                 │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │f        │                                                                                                    │
-    │(        │                                                                                                    │
-    │x        │ *                                                                                                  │
-    │)        │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │ -1.00e+2│*                                                                                                   │
-    ├─────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │         │1.00e-1                                                                                         5.00│
-    │         │                                                 x                                                  │
-    └─────────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 151 inconsistent for recip_f_x.grad")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 616, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.to_routine in file "lib/train.ml", line 350, characters 26-82
+  Called from Tutorials__Primitive_ops.plot_unop in file "test/primitive_ops.ml", line 35, characters 19-72
+  Called from Tutorials__Primitive_ops.(fun) in file "test/primitive_ops.ml", line 584, characters 17-54
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "recip_sqrt(x)" =
let%op f x = recip_sqrt x in
let plot_box = plot_unop ~f ~x_min:0.1 ~x_max:5.0 () in
PrintBox_text.output Stdio.stdout plot_box;
-  [%expect
-    {|
-    ┌─────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │ 3.16    │#                                                                                                   │
-    │         │                                                                                                    │
-    │         │ ##                                                                                                 │
-    │         │   ##                                                                                               │
-    │         │     #######                                                                                        │
-    │         │            ### ############## #####                                                                │
-    │         │                                    ##### ############# #### ##################### #################│
-    │         │-    -    -    -    -    -    -********** *************-****-********************* *****************│
-    │         │              * **************                                                                      │
-    │         │          ****                                                                                      │
-    │         │       ***                                                                                          │
-    │         │      *                                                                                             │
-    │         │     *                                                                                              │
-    │         │    *                                                                                               │
-    │         │                                                                                                    │
-    │         │   *                                                                                                │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │f        │                                                                                                    │
-    │(        │  *                                                                                                 │
-    │x        │                                                                                                    │
-    │)        │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │ *                                                                                                  │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │ -1.58e+1│*                                                                                                   │
-    ├─────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │         │1.00e-1                                                                                         5.00│
-    │         │                                                 x                                                  │
-    └─────────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 151 inconsistent for recip_sqrt_f_x.grad")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 616, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.to_routine in file "lib/train.ml", line 350, characters 26-82
+  Called from Tutorials__Primitive_ops.plot_unop in file "test/primitive_ops.ml", line 35, characters 19-72
+  Called from Tutorials__Primitive_ops.(fun) in file "test/primitive_ops.ml", line 637, characters 17-54
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "tanh(x)" =
let%op f x = tanh x in
let plot_box = plot_unop ~f () in
PrintBox_text.output Stdio.stdout plot_box;
-  [%expect
-    {|
-    ┌─────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │ 9.99e-1 │                                                                                                   #│
-    │         │                                                ** *                ############## #### ####### ### │
-    │         │                                               *    *           ####                                │
-    │         │                                              *      *        ##                                    │
-    │         │                                             *        *      #                                      │
-    │         │                                            *          *   ##                                       │
-    │         │                                                          #                                         │
-    │         │                                           *            *                                           │
-    │         │                                          *              *                                          │
-    │         │                                                        #                                           │
-    │         │                                        *              #  *                                         │
-    │         │                                        *                  *                                        │
-    │         │                                                      #                                             │
-    │         │                                       *             #      *                                       │
-    │         │                                      *                      *                                      │
-    │         │                                     *              #         *                                     │
-    │         │                                   **                          **                                   │
-    │         │                                 **                #             **                                 │
-    │f        │                               **                                  **                               │
-    │(        │                        * *****                  #                   ******                         │
-    │x        │**** *** *** *** ********-    -    -    -    -    -    -    -    -    -    ******* **** *******-****│
-    │)        │                                                 #                                                  │
-    │         │                                                                                                    │
-    │         │                                                #                                                   │
-    │         │                                                                                                    │
-    │         │                                               #                                                    │
-    │         │                                                                                                    │
-    │         │                                              #                                                     │
-    │         │                                             #                                                      │
-    │         │                                                                                                    │
-    │         │                                            #                                                       │
-    │         │                                           #                                                        │
-    │         │                                          #                                                         │
-    │         │                                                                                                    │
-    │         │                                        #                                                           │
-    │         │                                       ##                                                           │
-    │         │                                      #                                                             │
-    │         │                                    ##                                                              │
-    │         │                                ####                                                                │
-    │ -9.99e-1│#### ### ### ### ######## ######                                                                    │
-    ├─────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │         │-5.00                                                                                           5.00│
-    │         │                                                 x                                                  │
-    └─────────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 151 inconsistent for tanh_f_x.grad")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 616, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.to_routine in file "lib/train.ml", line 350, characters 26-82
+  Called from Tutorials__Primitive_ops.plot_unop in file "test/primitive_ops.ml", line 35, characters 19-72
+  Called from Tutorials__Primitive_ops.(fun) in file "test/primitive_ops.ml", line 690, characters 17-32
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "where(x < 0, sin(x), cos(x))" =
let%op f x = where (x < !.0.) (sin x) (cos x) in
let plot_box = plot_unop ~f () in
PrintBox_text.output Stdio.stdout plot_box;
-  [%expect
-    {|
-    ┌─────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │ 9.99e-1 │  #                                                                                             *   │
-    │         │#### ##                                        *** ##                                        **  ***│
-    │         │      #                                      **      ##                                     *       │
-    │         │       #                                    *          #                                   *        │
-    │         │         #                                                                                *         │
-    │         │          #                                *            #                                *          │
-    │         │                                          *              #                                          │
-    │         │           #                            *                 #                             *           │
-    │         │           #                                                                          *             │
-    │         │                                        *                  #                                        │
-    │         │             #                         *                    #                         *             │
-    │         │                                                                                                    │
-    │         │              #                       *                      #                       *              │
-    │         │               #                                                                    *               │
-    │         │**                        #                                    #│
-    │         │               #                                                                   *                │
-    │         │ *                                  *                          #                                  # │
-    │         │                 #                                                               *                  │
-    │f        │  *                                *                            #                                #  │
-    │(        │                  #                                                              *                  │
-    │x        │- *  -    -    -    -    -    -   *-    -    -    -    -    -    #    -    -    -    -    -    -#   │
-    │)        │                   #                             *                              *                   │
-    │         │   *                             *                                #                           #     │
-    │         │                    #                           #  *                           *                    │
-    │         │     *                          *                                  #                          #     │
-    │         │                     #                         #    *                         *                     │
-    │         │      *                        *                                    #                        #      │
-    │         │                      #                       #      *                       *                      │
-    │         │      *                       *                                      #                      #       │
-    │         │                       #     *               #        *               #     *                       │
-    │         │       *                #                   #          *                   *               #        │
-    │         │         *                  *                                          #                  #         │
-    │         │                        #                  #            *                 *                         │
-    │         │          *                *              #              *              #                #          │
-    │         │           *              *                                              *              #           │
-    │         │                        *  #            #                 *             * #                         │
-    │         │           *            *   #           #                  *           *   #          #             │
-    │         │             *         *     #         #                    *         *     #         #             │
-    │         │              **      *       #       #                      *       *       #      ##              │
-    │ -9.99e-1│               * *****         #######                        *******         #### #                │
-    ├─────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │         │-5.00                                                                                           5.00│
-    │         │                                                 x                                                  │
-    └─────────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 151 inconsistent for n12")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 616, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.to_routine in file "lib/train.ml", line 350, characters 26-82
+  Called from Tutorials__Primitive_ops.plot_unop in file "test/primitive_ops.ml", line 35, characters 19-72
+  Called from Tutorials__Primitive_ops.(fun) in file "test/primitive_ops.ml", line 743, characters 17-32
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]
File "test/moons_demo_parallel.ml", line 1, characters 0-0:
/usr/sbin/git --no-pager diff --no-index --color=always -u _build/default/test/moons_demo_parallel.ml _build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/moons_demo_parallel.ml.corrected
diff --git a/_build/default/test/moons_demo_parallel.ml b/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/moons_demo_parallel.ml.corrected
index ce09725..5dffa84 100644
--- a/_build/default/test/moons_demo_parallel.ml
+++ b/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/moons_demo_parallel.ml.corrected
@@ -105,4 +105,31 @@ let%expect_test "Half-moons data parallel" =
]
in
PrintBox_text.output Stdio.stdout plot_loss);
-  [%expect "Success"]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 152 inconsistent for n39")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 622, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.example_train_loop in file "lib/train.ml", line 408, characters 20-89
+  Called from Tutorials__Moons_demo_parallel.(fun) in file "test/moons_demo_parallel.ml", lines 58-62, characters 4-8
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]
File "test/micrograd_demo.ml", line 1, characters 0-0:
/usr/sbin/git --no-pager diff --no-index --color=always -u _build/default/test/micrograd_demo.ml _build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/micrograd_demo.ml.corrected
diff --git a/_build/default/test/micrograd_demo.ml b/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/micrograd_demo.ml.corrected
index 59a566d..0858a34 100644
--- a/_build/default/test/micrograd_demo.ml
+++ b/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/micrograd_demo.ml.corrected
@@ -31,57 +31,38 @@ let%expect_test "Micrograd README basic example" =
let step = Train.to_routine (module Backend) ctx IDX.empty update in
Train.run step;
Tensor.print ~with_code:false ~with_grad:false `Default g;
-  [%expect
-    {|
-    ┌────────────────────┐
-    │[75]: +_g shape 0:1 │
-    │┌┬─────────┐        │
-    │││axis 0   │        │
-    │├┼─────────┤        │
-    │││ 2.47e+1 │        │
-    │└┴─────────┘        │
-    └────────────────────┘
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:true `Default a;
-  [%expect
-    {|
-    ┌─────────────────┐
-    │[0]: a shape 0:1 │
-    │┌┬───────┐       │
-    │││axis 0 │       │
-    │├┼───────┤       │
-    │││ -4.00 │       │
-    │└┴───────┘       │
-    └─────────────────┘
-    ┌────────────────────────┐
-    │[0]: a shape 0:1  grad_a│
-    │┌┬─────────┐            │
-    │││axis 0   │            │
-    │├┼─────────┤            │
-    │││ 1.38e+2 │            │
-    │└┴─────────┘            │
-    └────────────────────────┘
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:true `Default b;
-  [%expect
-    {|
-    ┌─────────────────┐
-    │[2]: b shape 0:1 │
-    │┌┬──────┐        │
-    │││axis 0│        │
-    │├┼──────┤        │
-    │││ 2.00 │        │
-    │└┴──────┘        │
-    └─────────────────┘
-    ┌────────────────────────┐
-    │[2]: b shape 0:1  grad_b│
-    │┌┬─────────┐            │
-    │││axis 0   │            │
-    │├┼─────────┤            │
-    │││ 6.45e+2 │            │
-    │└┴─────────┘            │
-    └────────────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 152 inconsistent for n21")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 622, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.to_routine in file "lib/train.ml", line 350, characters 26-82
+  Called from Tutorials__Micrograd_demo.(fun) in file "test/micrograd_demo.ml", line 31, characters 13-67
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "Micrograd half-moons example" =
Tensor.unsafe_reinitialize ();
@@ -180,223 +161,34 @@ let%expect_test "Micrograd half-moons example" =
in
Stdio.printf "Half-moons scatterplot and decision boundary:\n%!";
PrintBox_text.output Stdio.stdout plot_moons;
-  [%expect
-    {|
-    Half-moons scatterplot and decision boundary:
-    ┌────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │****************************#***********************************************************************│
-    │****************************###***###***#***********************************************************│
-    │***************************#********#***#***********************************************************│
-    │********************#*********************##*#*#****************************************************│
-    │******************#***#*****##*#*#*#****#*#*#*##****************************************************│
-    │**************#*#**###**#*##**##********#**#****###**#**********************************************│
-    │***********#***##***#**##*****************#*#*##*###**********************************************..│
-    │***************#**###******************************##*#******************************************...│
-    │*************#*****#******************************#*#***#*#*************************************....│
-    │*********#***#******************......************##*###**#************************************.....│
-    │******#***#*#*#****************........******************#*#*********************************.......│
-    │*****###****#****************...........****************#***********************************........│
-    │*******#*###****************.............******************#*#*****************************.........│
-    │**********##***************.......%%......***************#**##****************************..........│
-    │*****#***#****************......%..%%......*********************************************..........%.│
-    │**####*******************......%..%..........****************##*#**********************........%...%│
-    │****#*******************.......%%..%..........***************#*#**********************.........%....│
-    │*#****##***************.........%....%.........************##***#********************.......%...%%..│
-    │****#*#***************.........%..%.%...........*************#**#*******************..........%.%...│
-    │##*##****************............%...............**************#*##****************.........%.%.%%%.│
-    │**#####************............%...%%.............*******************************...........%..%.%..│
-    │******************...............%.%.%%............*********#*#*#*#*************................%%..│
-    │***##************................%..%..%............************#*#************.............%...%...│
-    │##**#***********...................%...%.............********#**###***********...........%.%%.......│
-    │###************..................%.%.%................***********##**********..................%....│
-    │**##**********.........................................**********#*********.............%%.%..%.....│
-    │**#**********......................%%...................********##********..............%%.%........│
-    │************..........................%..................****#**#********...................%.......│
-    │***********.........................%%.%..................*****##******...............%..%..........│
-    │**********.............................%%..................***********.................%%.%%........│
-    │*********..............................%...%................*******.....................%%%.........│
-    │********...................................%..%....................................%.....%..........│
-    │*******.................................%%..%.%................................%.%.%.%%.............│
-    │******.....................................%%.%...%%.%.......................%%%....%.%.%...........│
-    │*****....................................%.....%.%..%....................%.....%%.%.%...............│
-    │****........................................%%...%.%%%%..%.......%.........%%.%%....................│
-    │***...............................................%..%.......%..%%%%...%.%..%.%.....................│
-    │**.................................................%.%.%............%..%...%........................│
-    │*.................................................%....%.%......%%...%.%............................│
-    │..........................................................%..%......%%%.............................│
-    └────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}];
+  [%expect.unreachable];
Stdio.printf "Loss:\n%!";
let plot_loss =
PrintBox_utils.plot ~x_label:"step" ~y_label:"loss"
[ Line_plot { points = Array.of_list_rev !losses; content = PrintBox.line "-" } ]
in
PrintBox_text.output Stdio.stdout plot_loss;
-  [%expect
-    {|
-    Loss:
-    ┌────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │ 3.79e+1│-                                                                                                   │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │l       │                                                                                                    │
-    │o       │                                                                                                    │
-    │s       │                                                                                                    │
-    │s       │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │-                                                                                                   │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │-       -         -                                                                                 │
-    │ 0.00   │----------------------------------------------------------------------------------------------------│
-    ├────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │        │0.00                                                                                         3.99e+2│
-    │        │                                                step                                                │
-    └────────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}];
+  [%expect.unreachable];
Stdio.printf "Log-loss, for better visibility:\n%!";
let plot_loss =
PrintBox_utils.plot ~x_label:"step" ~y_label:"log loss"
[ Line_plot { points = Array.of_list_rev !log_losses; content = PrintBox.line "-" } ]
in
PrintBox_text.output Stdio.stdout plot_loss;
-  [%expect
-    {|
-    Log-loss, for better visibility:
-    ┌─────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │ 3.63    │-                                                                                                   │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │-                                                                                                   │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │-                                                                                                   │
-    │         │        -         -                                                                                 │
-    │         │ -  -                        -                                                                      │
-    │         │------       -                                                                                      │
-    │         │ ---- -  - --- -   - - -    -                                                                       │
-    │         │   --  -  - - ---     --  -  --            -                                                        │
-    │         │  -  -- - -    ---  - - ---  -----       - --                                                       │
-    │l        │       --  -      - -      -     ---  -    -         -                                              │
-    │o        │       - -  -   --            -  --  - -  -     -                        -                          │
-    │g        │               -     -   -      -  --     - -    -  -     -                   -          -          │
-    │         │     - -     -   --      -                  -      -  --       - -         -                        │
-    │l        │            -             -            --    --            -  -         -  -                       -│
-    │o        │        -        -                           -       -  -       -   -           - -          -    - │
-    │s        │                               -     -        -      -                             --   -           │
-    │s        │                      -                                                   -                         │
-    │         │                       -   -                          -    -           -        -       -    -    - │
-    │         │                   -               - -  -                               -                           │
-    │         │                                                                             -   -                  │
-    │         │                                                  -    -              -                             │
-    │         │                                      -                                        -                    │
-    │         │                                                                                                    │
-    │         │                            -                                                                       │
-    │         │                                                                -                                   │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │          -                                                                                         │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │ -1.00e+1│     -   - -  -   ----- -- --------------- ---------------------------------------------------------│
-    ├─────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │         │0.00                                                                                         3.99e+2│
-    │         │                                                step                                                │
-    └─────────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}];
+  [%expect.unreachable];
Stdio.printf "\nLearning rate:\n%!";
let plot_lr =
PrintBox_utils.plot ~x_label:"step" ~y_label:"learning rate"
[ Line_plot { points = Array.of_list_rev !learning_rates; content = PrintBox.line "-" } ]
in
PrintBox_text.output Stdio.stdout plot_lr;
-  [%expect
-    {|
-    Learning rate:
-    ┌─────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │ -1.00e-1│                                                                                                   -│
-    │         │                                                                                                 ---│
-    │         │                                                                                              ----  │
-    │         │                                                                                            ---     │
-    │         │                                                                                         ----       │
-    │         │                                                                                       ---          │
-    │         │                                                                                    ---             │
-    │         │                                                                                  ---               │
-    │         │                                                                               ---                  │
-    │         │                                                                            ----                    │
-    │         │                                                                          ---                       │
-    │         │                                                                       ----                         │
-    │         │                                                                     ---                            │
-    │l        │                                                                  ----                              │
-    │e        │                                                                ---                                 │
-    │a        │                                                             ---                                    │
-    │r        │                                                           ---                                      │
-    │n        │                                                        ---                                         │
-    │i        │                                                     ----                                           │
-    │n        │                                                   ---                                              │
-    │g        │                                                ----                                                │
-    │         │                                              ---                                                   │
-    │r        │                                           ----                                                     │
-    │a        │                                         ---                                                        │
-    │t        │                                      ---                                                           │
-    │e        │                                    ---                                                             │
-    │         │                                 ---                                                                │
-    │         │                              ----                                                                  │
-    │         │                            ---                                                                     │
-    │         │                         ----                                                                       │
-    │         │                       ---                                                                          │
-    │         │                    ----                                                                            │
-    │         │                  ---                                                                               │
-    │         │               ---                                                                                  │
-    │         │             ---                                                                                    │
-    │         │          ---                                                                                       │
-    │         │       ----                                                                                         │
-    │         │     ---                                                                                            │
-    │         │  ----                                                                                              │
-    │ -2.00e-1│---                                                                                                 │
-    ├─────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │         │0.00                                                                                         3.99e+2│
-    │         │                                                step                                                │
-    └─────────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}];
+  [%expect.unreachable];


(* Testing how the syntax extension %op creates labels for the resulting tensors: *)
Stdio.printf "mlp_result's name: %s\n%!" @@ Tensor.debug_name mlp_result;
(* Note: mlp_result is not included in the resulting tensor's label, because the identifier label
does not propagate across function calls. *)
-  [%expect {| mlp_result's name: mlp_point |}];
+  [%expect.unreachable];
(Stdio.printf "(mlp moons_input) name: %s\n%!"
@@ Tensor.debug_name
@@
@@ -410,4 +202,31 @@ let%expect_test "Micrograd half-moons example" =
] ->
subtensor
| _ -> assert false);
-  [%expect {| (mlp moons_input) name: mlp_moons_input |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 152 inconsistent for n39")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 622, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.to_routine in file "lib/train.ml", line 350, characters 26-82
+  Called from Tutorials__Micrograd_demo.(fun) in file "test/micrograd_demo.ml", line 137, characters 4-83
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]
File "test/hello_world_op.ml", line 1, characters 0-0:
/usr/sbin/git --no-pager diff --no-index --color=always -u _build/default/test/hello_world_op.ml _build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/hello_world_op.ml.corrected
diff --git a/_build/default/test/hello_world_op.ml b/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/hello_world_op.ml.corrected
index 9209a3a..01fe8ce 100644
--- a/_build/default/test/hello_world_op.ml
+++ b/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/hello_world_op.ml.corrected
@@ -32,17 +32,36 @@ let%expect_test "Pointwise multiplication dims 1" =
Train.forward_and_forget backend ctx y;


Tensor.print ~with_code:false ~with_grad:false `Default @@ y;
-  [%expect
-    {|
-    ┌────────────────────┐
-    │[3]: *._y shape 0:1 │
-    │┌┬─────────┐        │
-    │││axis 0   │        │
-    │├┼─────────┤        │
-    │││ 1.40e+1 │        │
-    │└┴─────────┘        │
-    └────────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 152 inconsistent for n2")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 622, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.forward_and_ctx in file "lib/train.ml", line 500, characters 25-95
+  Re-raised at Ocannl__Train.forward_and_ctx in file "lib/train.ml", lines 491-504, characters 32-17
+  Called from Ocannl__Train.forward_and_forget in file "lib/train.ml", line 508, characters 12-75
+  Called from Tutorials__Hello_world_op.(fun) in file "test/hello_world_op.ml", line 32, characters 2-40
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "Matrix multiplication dims 1x1" =
Tensor.unsafe_reinitialize ();
@@ -63,29 +82,38 @@ let%expect_test "Matrix multiplication dims 1x1" =
Train.forward_and_forget backend ctx y;
(* Punning for ["hey"] above introduced the [hey] identifier. *)
Tensor.print ~with_code:false ~with_grad:false `Default @@ hey;
-  [%expect
-    {|
-    ┌────────────────────────┐
-    │[0]: hey shape 1:1->0:1 │
-    │┌──────┬──────┐         │
-    ││      │axis 1│         │
-    │├──────┼──────┤         │
-    ││axis 0│ 7.00 │         │
-    │└──────┴──────┘         │
-    └────────────────────────┘
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default @@ y;
-  [%expect
-    {|
-    ┌───────────────────┐
-    │[6]: +_y shape 0:1 │
-    │┌┬─────────┐       │
-    │││axis 0   │       │
-    │├┼─────────┤       │
-    │││ 1.50e+1 │       │
-    │└┴─────────┘       │
-    └───────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 152 inconsistent for n2")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 622, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.forward_and_ctx in file "lib/train.ml", line 500, characters 25-95
+  Re-raised at Ocannl__Train.forward_and_ctx in file "lib/train.ml", lines 491-504, characters 32-17
+  Called from Ocannl__Train.forward_and_forget in file "lib/train.ml", line 508, characters 12-75
+  Called from Tutorials__Hello_world_op.(fun) in file "test/hello_world_op.ml", line 63, characters 2-40
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "Print constant tensor" =
Tensor.unsafe_reinitialize ();
@@ -105,49 +133,15 @@ let%expect_test "Print constant tensor" =
let%op hey = [ (1, 2, 3); (4, 5, 6) ] in
Train.forward_and_forget backend ctx hey;
Tensor.print ~with_code:false ~with_grad:false `Inline @@ hey;
-  [%expect
-    {|
-    [0]: [  1.00 , 2.00 , 3.00  ;  4.00 , 5.00 , 6.00  ]_hey shape 1:3->0:2  [
-       1.00 , 2.00 , 3.00
-      ;  4.00 , 5.00 , 6.00
-    ]
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default @@ hey;
-  [%expect
-    {|
-    ┌────────────────────────────────────────────────────────────────────────┐
-    │[0]: [  1.00 , 2.00 , 3.00  ;  4.00 , 5.00 , 6.00  ]_hey shape 1:3->0:2 │
-    │┌──────┬──────────────────┐                                             │
-    ││      │axis 1            │                                             │
-    │├──────┼──────────────────┤                                             │
-    ││axis 0│ 1.00  2.00  3.00 │                                             │
-    ││      │ 4.00  5.00  6.00 │                                             │
-    │└──────┴──────────────────┘                                             │
-    └────────────────────────────────────────────────────────────────────────┘
-    |}];
+  [%expect.unreachable];
let%op hoo = [| [ 1; 2; 3 ]; [ 4; 5; 6 ] |] in
Train.forward_and_forget backend ctx hoo;
Tensor.print ~with_code:false ~with_grad:false `Inline @@ hoo;
-  [%expect
-    {|
-    [1]: [| [ 1.00 ; 2.00 ; 3.00 ] ; [ 4.00 ; 5.00 ; 6.00 ] |]_hoo shape 0:2|1:3  [|
-      [ 1.00 ; 2.00 ; 3.00 ]
-      ; [ 4.00 ; 5.00 ; 6.00 ]
-    |]
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default @@ hoo;
-  [%expect
-    {|
-    ┌─────────────────────────────────────────────────────────────────────────────┐
-    │[1]: [| [ 1.00 ; 2.00 ; 3.00 ] ; [ 4.00 ; 5.00 ; 6.00 ] |]_hoo shape 0:2|1:3 │
-    │┌──────┬──────────────────┐                                                  │
-    ││      │axis 1            │                                                  │
-    │├──────┼──────────────────┤                                                  │
-    ││axis 0│ 1.00  2.00  3.00 │                                                  │
-    ││      │ 4.00  5.00  6.00 │                                                  │
-    │└──────┴──────────────────┘                                                  │
-    └─────────────────────────────────────────────────────────────────────────────┘
-    |}];
+  [%expect.unreachable];
let%op hey2 =
[
((1, 2, 3), (4, 5, 6));
@@ -158,31 +152,9 @@ let%expect_test "Print constant tensor" =
in
Train.forward_and_forget backend ctx hey2;
Tensor.print ~with_code:false ~with_grad:false `Inline @@ hey2;
-  [%expect
-    {|
-    [2]: c4x2x3_hey2 shape 1:2,2:3->0:4  [
-       ( 1.00 , 2.00 , 3.00 ) , ( 4.00 , 5.00 , 6.00 )
-      ;  ( 7.00 , 8.00 , 9.00 ) , ( 10.00 , 11.00 , 12.00 )
-      ;  ( 13.00 , 14.00 , 15.00 ) , ( 16.00 , 17.00 , 18.00 )
-      ;  ( 19.00 , 20.00 , 21.00 ) , ( 22.00 , 23.00 , 24.00 )
-    ]
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default @@ hey2;
-  [%expect
-    {|
-    ┌────────────────────────────────────────────────────────────────┐
-    │[2]: c4x2x3_hey2 shape 1:2,2:3->0:4                             │
-    │┌──────┬───────────────────────────┬───────────────────────────┐│
-    ││      │0 @ 1                      │1 @ 1                      ││
-    ││      │axis 2                     │axis 2                     ││
-    │├──────┼───────────────────────────┼───────────────────────────┤│
-    ││axis 0│ 1.00     2.00     3.00    │ 4.00     5.00     6.00    ││
-    ││      │ 7.00     8.00     9.00    │ 1.00e+1  1.10e+1  1.20e+1 ││
-    ││      │ 1.30e+1  1.40e+1  1.50e+1 │ 1.60e+1  1.70e+1  1.80e+1 ││
-    ││      │ 1.90e+1  2.00e+1  2.10e+1 │ 2.20e+1  2.30e+1  2.40e+1 ││
-    │└──────┴───────────────────────────┴───────────────────────────┘│
-    └────────────────────────────────────────────────────────────────┘
-    |}];
+  [%expect.unreachable];
let%op hoo2 =
[|
[ [ 1; 2; 3 ]; [ 4; 5; 6 ] ];
@@ -193,29 +165,9 @@ let%expect_test "Print constant tensor" =
in
Train.forward_and_forget backend ctx hoo2;
Tensor.print ~with_code:false ~with_grad:false `Inline @@ hoo2;
-  [%expect
-    {|
-    [3]: c4x2x3_hoo2 shape 0:4|1:2,2:3  [|
-      [ [ 1.00 ; 2.00 ; 3.00 ] ; [ 4.00 ; 5.00 ; 6.00 ] ]
-      ; [ [ 7.00 ; 8.00 ; 9.00 ] ; [ 10.00 ; 11.00 ; 12.00 ] ]
-      ; [ [ 13.00 ; 14.00 ; 15.00 ] ; [ 16.00 ; 17.00 ; 18.00 ] ]
-      ; [ [ 19.00 ; 20.00 ; 21.00 ] ; [ 22.00 ; 23.00 ; 24.00 ] ]
-    |]
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default @@ hoo2;
-  [%expect
-    {|
-    ┌───────────────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │[3]: c4x2x3_hoo2 shape 0:4|1:2,2:3                                                                             │
-    │┌──────┬──────────────────┬───────────────────────────┬───────────────────────────┬───────────────────────────┐│
-    ││      │0 @ 0             │1 @ 0                      │2 @ 0                      │3 @ 0                      ││
-    ││      │axis 2            │axis 2                     │axis 2                     │axis 2                     ││
-    │├──────┼──────────────────┼───────────────────────────┼───────────────────────────┼───────────────────────────┤│
-    ││axis 1│ 1.00  2.00  3.00 │ 7.00     8.00     9.00    │ 1.30e+1  1.40e+1  1.50e+1 │ 1.90e+1  2.00e+1  2.10e+1 ││
-    ││      │ 4.00  5.00  6.00 │ 1.00e+1  1.10e+1  1.20e+1 │ 1.60e+1  1.70e+1  1.80e+1 │ 2.20e+1  2.30e+1  2.40e+1 ││
-    │└──────┴──────────────────┴───────────────────────────┴───────────────────────────┴───────────────────────────┘│
-    └───────────────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}];
+  [%expect.unreachable];
let%op heyhoo =
[|
[| [ 1; 2; 3 ]; [ 4; 5; 6 ] |];
@@ -226,29 +178,9 @@ let%expect_test "Print constant tensor" =
in
Train.forward_and_forget backend ctx heyhoo;
Tensor.print ~with_code:false ~with_grad:false `Inline @@ heyhoo;
-  [%expect
-    {|
-    [4]: c4x2x3_heyhoo shape 0:4,1:2|2:3  [|
-      [| [ 1.00 ; 2.00 ; 3.00 ] ; [ 4.00 ; 5.00 ; 6.00 ] |]
-      ; [| [ 7.00 ; 8.00 ; 9.00 ] ; [ 10.00 ; 11.00 ; 12.00 ] |]
-      ; [| [ 13.00 ; 14.00 ; 15.00 ] ; [ 16.00 ; 17.00 ; 18.00 ] |]
-      ; [| [ 19.00 ; 20.00 ; 21.00 ] ; [ 22.00 ; 23.00 ; 24.00 ] |]
-    |]
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default @@ heyhoo;
-  [%expect
-    {|
-    ┌───────────────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │[4]: c4x2x3_heyhoo shape 0:4,1:2|2:3                                                                           │
-    │┌──────┬──────────────────┬───────────────────────────┬───────────────────────────┬───────────────────────────┐│
-    ││      │0 @ 0             │1 @ 0                      │2 @ 0                      │3 @ 0                      ││
-    ││      │axis 2            │axis 2                     │axis 2                     │axis 2                     ││
-    │├──────┼──────────────────┼───────────────────────────┼───────────────────────────┼───────────────────────────┤│
-    ││axis 1│ 1.00  2.00  3.00 │ 7.00     8.00     9.00    │ 1.30e+1  1.40e+1  1.50e+1 │ 1.90e+1  2.00e+1  2.10e+1 ││
-    ││      │ 4.00  5.00  6.00 │ 1.00e+1  1.10e+1  1.20e+1 │ 1.60e+1  1.70e+1  1.80e+1 │ 2.20e+1  2.30e+1  2.40e+1 ││
-    │└──────┴──────────────────┴───────────────────────────┴───────────────────────────┴───────────────────────────┘│
-    └───────────────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}];
+  [%expect.unreachable];
let%op heyhoo2 =
[|
[| [ [ 1; 31 ]; [ 2; 32 ]; [ 3; 33 ] ]; [ [ 4; 34 ]; [ 5; 35 ]; [ 6; 36 ] ] |];
@@ -259,54 +191,9 @@ let%expect_test "Print constant tensor" =
in
Train.forward_and_forget backend ctx heyhoo2;
Tensor.print ~with_code:false ~with_grad:false `Inline @@ heyhoo2;
-  [%expect
-    {|
-    [5]: c4x2x3x2_heyhoo2 shape 0:4,1:2|2:3,3:2  [|
-      [|
-        [ [ 1.00 ; 31.00 ] ; [ 2.00 ; 32.00 ] ; [ 3.00 ; 33.00 ] ]
-        ; [ [ 4.00 ; 34.00 ] ; [ 5.00 ; 35.00 ] ; [ 6.00 ; 36.00 ] ]
-      |]
-      ; [|
-        [ [ 7.00 ; 37.00 ] ; [ 8.00 ; 38.00 ] ; [ 9.00 ; 39.00 ] ]
-        ; [ [ 10.00 ; 40.00 ] ; [ 11.00 ; 41.00 ] ; [ 12.00 ; 42.00 ] ]
-      |]
-      ; [|
-        [ [ 13.00 ; 43.00 ] ; [ 14.00 ; 44.00 ] ; [ 15.00 ; 45.00 ] ]
-        ; [ [ 16.00 ; 46.00 ] ; [ 17.00 ; 47.00 ] ; [ 18.00 ; 48.00 ] ]
-      |]
-      ; [|
-        [ [ 19.00 ; 49.00 ] ; [ 20.00 ; 50.00 ] ; [ 21.00 ; 51.00 ] ]
-        ; [ [ 22.00 ; 52.00 ] ; [ 23.00 ; 53.00 ] ; [ 24.00 ; 54.00 ] ]
-      |]
-    |]
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default @@ heyhoo2;
-  [%expect
-    {|
-    ┌──────────────────────────────────────────────┐
-    │[5]: c4x2x3x2_heyhoo2 shape 0:4,1:2|2:3,3:2   │
-    │┌──────┬──────────────────┬──────────────────┐│
-    ││      │0 @ 1             │1 @ 1             ││
-    ││      │axis 3            │axis 3            ││
-    │├──────┼──────────────────┼──────────────────┤│
-    ││0 @ 0 │ 1.00  3.10e+1    │ 4.00  3.40e+1    ││
-    ││axis 2│ 2.00  3.20e+1    │ 5.00  3.50e+1    ││
-    ││      │ 3.00  3.30e+1    │ 6.00  3.60e+1    ││
-    │├──────┼──────────────────┼──────────────────┤│
-    ││1 @ 0 │ 7.00  3.70e+1    │ 1.00e+1  4.00e+1 ││
-    ││axis 2│ 8.00  3.80e+1    │ 1.10e+1  4.10e+1 ││
-    ││      │ 9.00  3.90e+1    │ 1.20e+1  4.20e+1 ││
-    │├──────┼──────────────────┼──────────────────┤│
-    ││2 @ 0 │ 1.30e+1  4.30e+1 │ 1.60e+1  4.60e+1 ││
-    ││axis 2│ 1.40e+1  4.40e+1 │ 1.70e+1  4.70e+1 ││
-    ││      │ 1.50e+1  4.50e+1 │ 1.80e+1  4.80e+1 ││
-    │├──────┼──────────────────┼──────────────────┤│
-    ││3 @ 0 │ 1.90e+1  4.90e+1 │ 2.20e+1  5.20e+1 ││
-    ││axis 2│ 2.00e+1  5.00e+1 │ 2.30e+1  5.30e+1 ││
-    ││      │ 2.10e+1  5.10e+1 │ 2.40e+1  5.40e+1 ││
-    │└──────┴──────────────────┴──────────────────┘│
-    └──────────────────────────────────────────────┘
-    |}];
+  [%expect.unreachable];
let%op heyhoo3 =
[|
[|
@@ -321,63 +208,9 @@ let%expect_test "Print constant tensor" =
in
Train.forward_and_forget backend ctx heyhoo3;
Tensor.print ~with_code:false ~with_grad:false `Inline @@ heyhoo3;
-  [%expect
-    {|
-    [6]: c2x2x2x3x2_heyhoo3 shape 0:2,1:2|2:2,3:3,4:2  [|
-      [|
-        [
-          [ [ 1.00 ; 31.00 ] ; [ 2.00 ; 32.00 ] ; [ 3.00 ; 33.00 ] ]
-          ; [ [ 4.00 ; 34.00 ] ; [ 5.00 ; 35.00 ] ; [ 6.00 ; 36.00 ] ]
-        ]
-        ; [
-          [ [ 7.00 ; 37.00 ] ; [ 8.00 ; 38.00 ] ; [ 9.00 ; 39.00 ] ]
-          ; [ [ 10.00 ; 40.00 ] ; [ 11.00 ; 41.00 ] ; [ 12.00 ; 42.00 ] ]
-        ]
-      |]
-      ; [|
-        [
-          [ [ 13.00 ; 43.00 ] ; [ 14.00 ; 44.00 ] ; [ 15.00 ; 45.00 ] ]
-          ; [ [ 16.00 ; 46.00 ] ; [ 17.00 ; 47.00 ] ; [ 18.00 ; 48.00 ] ]
-        ]
-        ; [
-          [ [ 19.00 ; 49.00 ] ; [ 20.00 ; 50.00 ] ; [ 21.00 ; 51.00 ] ]
-          ; [ [ 22.00 ; 52.00 ] ; [ 23.00 ; 53.00 ] ; [ 24.00 ; 54.00 ] ]
-        ]
-      |]
-    |]
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default @@ heyhoo3;
-  [%expect
-    {|
-    ┌──────────────────────────────────────────────────┐
-    │[6]: c2x2x2x3x2_heyhoo3 shape 0:2,1:2|2:2,3:3,4:2 │
-    │┌──────┬───────────────┬──────────────────┐       │
-    ││0 @ 0 │0 @ 2          │1 @ 2             │       │
-    ││      │axis 4         │axis 4            │       │
-    │├──────┼───────────────┼──────────────────┤       │
-    ││0 @ 1 │ 1.00  3.10e+1 │ 4.00  3.40e+1    │       │
-    ││axis 3│ 2.00  3.20e+1 │ 5.00  3.50e+1    │       │
-    ││      │ 3.00  3.30e+1 │ 6.00  3.60e+1    │       │
-    │├──────┼───────────────┼──────────────────┤       │
-    ││1 @ 1 │ 7.00  3.70e+1 │ 1.00e+1  4.00e+1 │       │
-    ││axis 3│ 8.00  3.80e+1 │ 1.10e+1  4.10e+1 │       │
-    ││      │ 9.00  3.90e+1 │ 1.20e+1  4.20e+1 │       │
-    │└──────┴───────────────┴──────────────────┘       │
-    ├──────────────────────────────────────────────────┤
-    │┌──────┬──────────────────┬──────────────────┐    │
-    ││1 @ 0 │0 @ 2             │1 @ 2             │    │
-    ││      │axis 4            │axis 4            │    │
-    │├──────┼──────────────────┼──────────────────┤    │
-    ││0 @ 1 │ 1.30e+1  4.30e+1 │ 1.60e+1  4.60e+1 │    │
-    ││axis 3│ 1.40e+1  4.40e+1 │ 1.70e+1  4.70e+1 │    │
-    ││      │ 1.50e+1  4.50e+1 │ 1.80e+1  4.80e+1 │    │
-    │├──────┼──────────────────┼──────────────────┤    │
-    ││1 @ 1 │ 1.90e+1  4.90e+1 │ 2.20e+1  5.20e+1 │    │
-    ││axis 3│ 2.00e+1  5.00e+1 │ 2.30e+1  5.30e+1 │    │
-    ││      │ 2.10e+1  5.10e+1 │ 2.40e+1  5.40e+1 │    │
-    │└──────┴──────────────────┴──────────────────┘    │
-    └──────────────────────────────────────────────────┘
-    |}];
+  [%expect.unreachable];
let%op heyhoo4 =
[|
[
@@ -392,63 +225,22 @@ let%expect_test "Print constant tensor" =
in
Train.forward_and_forget backend ctx heyhoo4;
Tensor.print ~with_code:false ~with_grad:false `Inline @@ heyhoo4;
-  [%expect
-    {|
-    [7]: c2x2x2x3x2_heyhoo4 shape 0:2|4:2->1:2,2:2,3:3  [|
-      [
-        [
-          [  1.00 , 31.00  ;  2.00 , 32.00  ;  3.00 , 33.00  ]
-          ; [  4.00 , 34.00  ;  5.00 , 35.00  ;  6.00 , 36.00  ]
-        ]
-        ; [
-          [  7.00 , 37.00  ;  8.00 , 38.00  ;  9.00 , 39.00  ]
-          ; [  10.00 , 40.00  ;  11.00 , 41.00  ;  12.00 , 42.00  ]
-        ]
-      ]
-      ; [
-        [
-          [  13.00 , 43.00  ;  14.00 , 44.00  ;  15.00 , 45.00  ]
-          ; [  16.00 , 46.00  ;  17.00 , 47.00  ;  18.00 , 48.00  ]
-        ]
-        ; [
-          [  19.00 , 49.00  ;  20.00 , 50.00  ;  21.00 , 51.00  ]
-          ; [  22.00 , 52.00  ;  23.00 , 53.00  ;  24.00 , 54.00  ]
-        ]
-      ]
-    |]
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default @@ heyhoo4;
-  [%expect
-    {|
-    ┌───────────────────────────────────────────────────┐
-    │[7]: c2x2x2x3x2_heyhoo4 shape 0:2|4:2->1:2,2:2,3:3 │
-    │┌──────┬───────────────┬──────────────────┐        │
-    ││0 @ 0 │0 @ 2          │1 @ 2             │        │
-    ││      │axis 4         │axis 4            │        │
-    │├──────┼───────────────┼──────────────────┤        │
-    ││0 @ 1 │ 1.00  3.10e+1 │ 4.00  3.40e+1    │        │
-    ││axis 3│ 2.00  3.20e+1 │ 5.00  3.50e+1    │        │
-    ││      │ 3.00  3.30e+1 │ 6.00  3.60e+1    │        │
-    │├──────┼───────────────┼──────────────────┤        │
-    ││1 @ 1 │ 7.00  3.70e+1 │ 1.00e+1  4.00e+1 │        │
-    ││axis 3│ 8.00  3.80e+1 │ 1.10e+1  4.10e+1 │        │
-    ││      │ 9.00  3.90e+1 │ 1.20e+1  4.20e+1 │        │
-    │└──────┴───────────────┴──────────────────┘        │
-    ├───────────────────────────────────────────────────┤
-    │┌──────┬──────────────────┬──────────────────┐     │
-    ││1 @ 0 │0 @ 2             │1 @ 2             │     │
-    ││      │axis 4            │axis 4            │     │
-    │├──────┼──────────────────┼──────────────────┤     │
-    ││0 @ 1 │ 1.30e+1  4.30e+1 │ 1.60e+1  4.60e+1 │     │
-    ││axis 3│ 1.40e+1  4.40e+1 │ 1.70e+1  4.70e+1 │     │
-    ││      │ 1.50e+1  4.50e+1 │ 1.80e+1  4.80e+1 │     │
-    │├──────┼──────────────────┼──────────────────┤     │
-    ││1 @ 1 │ 1.90e+1  4.90e+1 │ 2.20e+1  5.20e+1 │     │
-    ││axis 3│ 2.00e+1  5.00e+1 │ 2.30e+1  5.30e+1 │     │
-    ││      │ 2.10e+1  5.10e+1 │ 2.40e+1  5.40e+1 │     │
-    │└──────┴──────────────────┴──────────────────┘     │
-    └───────────────────────────────────────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  "Assert_failure arrayjit/lib/backends.ml:76:12"
+  Raised at Backends.Add_buffer_retrieval_and_syncing.update_writer_event.(fun) in file "arrayjit/lib/backends.ml", line 76, characters 12-35
+  Called from Base__Option.iter in file "src/option.ml" (inlined), line 83, characters 14-17
+  Called from Ir__Tnode.do_read in file "arrayjit/lib/tnode.ml", lines 604-608, characters 2-19
+  Called from Ocannl__Tensor.to_doc in file "lib/tensor.ml", line 666, characters 10-28
+  Called from Ocannl__Tensor.print in file "lib/tensor.ml", line 757, characters 4-63
+  Called from Tutorials__Hello_world_op.(fun) in file "test/hello_world_op.ml", line 107, characters 2-63
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "Matrix multiplication dims 2x3" =
Tensor.unsafe_reinitialize ();
@@ -468,31 +260,38 @@ let%expect_test "Matrix multiplication dims 2x3" =
let%op y = ("hey" 7.0 * [ 2; 3 ]) + [ 4; 5; 6 ] in
Train.forward_and_forget backend ctx y;
Tensor.print ~with_code:false ~with_grad:false `Default @@ hey;
-  [%expect
-    {|
-    ┌────────────────────────┐
-    │[0]: hey shape 1:2->0:3 │
-    │┌──────┬────────────┐   │
-    ││      │axis 1      │   │
-    │├──────┼────────────┤   │
-    ││axis 0│ 7.00  7.00 │   │
-    ││      │ 7.00  7.00 │   │
-    ││      │ 7.00  7.00 │   │
-    │└──────┴────────────┘   │
-    └────────────────────────┘
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default @@ y;
-  [%expect
-    {|
-    ┌──────────────────────────────┐
-    │[6]: +_y shape 0:3            │
-    │┌┬───────────────────────────┐│
-    │││axis 0                     ││
-    │├┼───────────────────────────┤│
-    │││ 3.90e+1  4.00e+1  4.10e+1 ││
-    │└┴───────────────────────────┘│
-    └──────────────────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument "index out of bounds")
+  Raised by primitive operation at Ir__Assignments.to_low_level.loop.(fun) in file "arrayjit/lib/assignments.ml", line 249, characters 39-54
+  Called from Ir__Low_level.unroll_dims.generate_all_combinations in file "arrayjit/lib/low_level.ml", lines 1204-1206, characters 12-40
+  Called from Ir__Low_level.unroll_dims.generate_all_combinations in file "arrayjit/lib/low_level.ml", lines 1204-1206, characters 12-40
+  Called from Ir__Assignments.to_low_level.loop in file "arrayjit/lib/assignments.ml", line 227, characters 17-24
+  Called from Ir__Assignments.to_low_level.loop in file "arrayjit/lib/assignments.ml", line 227, characters 17-24
+  Called from Ir__Assignments.to_low_level.loop in file "arrayjit/lib/assignments.ml", line 228, characters 17-24
+  Called from Ir__Assignments.to_low_level.loop in file "arrayjit/lib/assignments.ml", line 227, characters 17-24
+  Called from Ir__Assignments.to_low_level.loop in file "arrayjit/lib/assignments.ml", line 225, characters 66-72
+  Called from Ir__Assignments.to_low_level in file "arrayjit/lib/assignments.ml", line 251, characters 2-11
+  Re-raised at Ir__Assignments.to_low_level in file "arrayjit/lib/assignments.ml", lines 130-251, characters 29-11
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 414, characters 26-43
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 414, characters 2-43
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.forward_and_ctx in file "lib/train.ml", line 500, characters 25-95
+  Re-raised at Ocannl__Train.forward_and_ctx in file "lib/train.ml", lines 491-504, characters 32-17
+  Called from Ocannl__Train.forward_and_forget in file "lib/train.ml", line 508, characters 12-75
+  Called from Tutorials__Hello_world_op.(fun) in file "test/hello_world_op.ml", line 469, characters 2-40
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "Big matrix" =
Tensor.unsafe_reinitialize ();
@@ -514,72 +313,41 @@ let%expect_test "Big matrix" =
let y = TDSL.O.((hey * zero_to_twenty) + zero_to_twenty) in
Train.forward_and_forget backend ctx y;
Tensor.print ~with_code:false ~with_grad:false `Inline zero_to_twenty;
-  [%expect
-    {|
-    [2]: 0...20 shape 0:21  [
-      0.00
-      ; 1.00
-      ; 2.00
-      ; 3.00
-      ; 4.00
-      ; 5.00
-      ; 6.00
-      ; 7.00
-      ; 8.00
-      ; 9.00
-      ; 10.00
-      ; 11.00
-      ; 12.00
-      ; 13.00
-      ; 14.00
-      ; 15.00
-      ; 16.00
-      ; 17.00
-      ; 18.00
-      ; 19.00
-      ; 20.00
-    ]
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default zero_to_twenty;
-  [%expect
-    {|
-    ┌──────────────────────────────────────┐
-    │[2]: 0...20 shape 0:21                │
-    │┌┬───────────────────────────────────┐│
-    │││axis 0                             ││
-    │├┼───────────────────────────────────┤│
-    │││ 0.00  1.00  ...  1.90e+1  2.00e+1 ││
-    │└┴───────────────────────────────────┘│
-    └──────────────────────────────────────┘
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default hey;
-  [%expect
-    {|
-    ┌──────────────────────────────────────────────────┐
-    │[0]: hey shape 1:21->0:21                         │
-    │┌──────┬─────────────────────────────────────────┐│
-    ││      │axis 1                                   ││
-    │├──────┼─────────────────────────────────────────┤│
-    ││axis 0│ 5.00e-1  5.00e-1  ...  5.00e-1  5.00e-1 ││
-    ││      │ 5.00e-1  5.00e-1  ...  5.00e-1  5.00e-1 ││
-    ││      │ ...      ...      ...  ...      ...     ││
-    ││      │ 5.00e-1  5.00e-1  ...  5.00e-1  5.00e-1 ││
-    ││      │ 5.00e-1  5.00e-1  ...  5.00e-1  5.00e-1 ││
-    │└──────┴─────────────────────────────────────────┘│
-    └──────────────────────────────────────────────────┘
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default y;
-  [%expect
-    {|
-    ┌────────────────────────────────────────────┐
-    │[5]: + shape 0:21                           │
-    │┌┬─────────────────────────────────────────┐│
-    │││axis 0                                   ││
-    │├┼─────────────────────────────────────────┤│
-    │││ 1.05e+2  1.06e+2  ...  1.24e+2  1.25e+2 ││
-    │└┴─────────────────────────────────────────┘│
-    └────────────────────────────────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument "index out of bounds")
+  Raised by primitive operation at Ir__Assignments.to_low_level.loop.(fun) in file "arrayjit/lib/assignments.ml", line 249, characters 39-54
+  Called from Ir__Low_level.unroll_dims.generate_all_combinations in file "arrayjit/lib/low_level.ml", lines 1204-1206, characters 12-40
+  Called from Ir__Low_level.unroll_dims.generate_all_combinations in file "arrayjit/lib/low_level.ml", lines 1204-1206, characters 12-40
+  Called from Ir__Assignments.to_low_level.loop in file "arrayjit/lib/assignments.ml", line 227, characters 17-24
+  Called from Ir__Assignments.to_low_level.loop in file "arrayjit/lib/assignments.ml", line 227, characters 17-24
+  Called from Ir__Assignments.to_low_level.loop in file "arrayjit/lib/assignments.ml", line 227, characters 17-24
+  Called from Ir__Assignments.to_low_level.loop in file "arrayjit/lib/assignments.ml", line 225, characters 66-72
+  Called from Ir__Assignments.to_low_level in file "arrayjit/lib/assignments.ml", line 251, characters 2-11
+  Re-raised at Ir__Assignments.to_low_level in file "arrayjit/lib/assignments.ml", lines 130-251, characters 29-11
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 414, characters 26-43
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 414, characters 2-43
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.forward_and_ctx in file "lib/train.ml", line 500, characters 25-95
+  Re-raised at Ocannl__Train.forward_and_ctx in file "lib/train.ml", lines 491-504, characters 32-17
+  Called from Ocannl__Train.forward_and_forget in file "lib/train.ml", line 508, characters 12-75
+  Called from Tutorials__Hello_world_op.(fun) in file "test/hello_world_op.ml", line 515, characters 2-40
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "Very big tensor" =
Tensor.unsafe_reinitialize ();
@@ -601,156 +369,36 @@ let%expect_test "Very big tensor" =
let%op hoo = (hey * (1 + 1)) - 10 in
Train.forward_and_forget backend ctx hoo;
Tensor.print ~with_code:false ~with_grad:false `Default hey;
-  [%expect
-    {|
-    ┌───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │[0]: r6x10x11x7x8x9 shape 0:6|3:7,4:8,5:9->1:10,2:11                                                                                                                                   │
-    │┌──────┬─────────────────────────────────────────┬─────────────────────────────────────────┬──────┬─────────────────────────────────────────┬─────────────────────────────────────────┐│
-    ││0 @ 0 │0 @ 4                                    │1 @ 4                                    │~~~~~ │6 @ 4                                    │7 @ 4                                    ││
-    ││      │axis 5                                   │axis 5                                   │axis 5│axis 5                                   │axis 5                                   ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││0 @ 1 │ 0.00     1.00     ...  7.00     8.00    │ 9.00     1.00e+1  ...  1.60e+1  1.70e+1 │ ...  │ 5.40e+1  5.50e+1  ...  6.10e+1  6.20e+1 │ 6.30e+1  6.40e+1  ...  7.00e+1  7.10e+1 ││

-    ││axis 2│ 5.04e+2  5.05e+2  ...  5.11e+2  5.12e+2 │ 5.13e+2  5.14e+2  ...  5.20e+2  5.21e+2 │      │ 5.58e+2  5.59e+2  ...  5.65e+2  5.66e+2 │ 5.67e+2  5.68e+2  ...  5.74e+2  5.75e+2 ││
-    ││      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 4.53e+3  4.53e+3  ...  4.54e+3  4.54e+3 │ 4.54e+3  4.54e+3  ...  4.55e+3  4.55e+3 │      │ 4.59e+3  4.59e+3  ...  4.59e+3  4.59e+3 │ 4.59e+3  4.60e+3  ...  4.60e+3  4.60e+3 ││
-    ││      │ 5.04e+3  5.04e+3  ...  5.04e+3  5.04e+3 │ 5.04e+3  5.05e+3  ...  5.05e+3  5.05e+3 │      │ 5.09e+3  5.09e+3  ...  5.10e+3  5.10e+3 │ 5.10e+3  5.10e+3  ...  5.11e+3  5.11e+3 ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││1 @ 1 │ 5.54e+3  5.54e+3  ...  5.55e+3  5.55e+3 │ 5.55e+3  5.55e+3  ...  5.56e+3  5.56e+3 │ ...  │ 5.59e+3  5.59e+3  ...  5.60e+3  5.60e+3 │ 5.60e+3  5.60e+3  ...  5.61e+3  5.61e+3 ││
-    ││axis 2│ 6.04e+3  6.04e+3  ...  6.05e+3  6.05e+3 │ 6.05e+3  6.05e+3  ...  6.06e+3  6.06e+3 │      │ 6.10e+3  6.10e+3  ...  6.10e+3  6.11e+3 │ 6.11e+3  6.11e+3  ...  6.11e+3  6.11e+3 ││
-    ││      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 1.00e+4  1.00e+4  ...  1.00e+4  1.00e+4 │ 1.00e+4  1.00e+4  ...  1.00e+4  1.00e+4 │      │ 1.01e+4  1.01e+4  ...  1.01e+4  1.01e+4 │ 1.01e+4  1.01e+4  ...  1.01e+4  1.01e+4 ││
-    ││      │ 1.05e+4  1.05e+4  ...  1.05e+4  1.05e+4 │ 1.05e+4  1.05e+4  ...  1.06e+4  1.06e+4 │      │ 1.06e+4  1.06e+4  ...  1.06e+4  1.06e+4 │ 1.06e+4  1.06e+4  ...  1.06e+4  1.06e+4 ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││~~~~~ │ ...                                     │ ...                                     │ ...  │ ...                                     │ ...                                     ││
-    ││axis 2│                                         │                                         │      │                                         │                                         ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││8 @ 1 │ 4.43e+4  4.43e+4  ...  4.43e+4  4.43e+4 │ 4.43e+4  4.43e+4  ...  4.43e+4  4.43e+4 │ ...  │ 4.44e+4  4.44e+4  ...  4.44e+4  4.44e+4 │ 4.44e+4  4.44e+4  ...  4.44e+4  4.44e+4 ││
-    ││axis 2│ 4.48e+4  4.48e+4  ...  4.48e+4  4.48e+4 │ 4.48e+4  4.48e+4  ...  4.48e+4  4.48e+4 │      │ 4.49e+4  4.49e+4  ...  4.49e+4  4.49e+4 │ 4.49e+4  4.49e+4  ...  4.49e+4  4.49e+4 ││
-    ││      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 4.88e+4  4.88e+4  ...  4.88e+4  4.88e+4 │ 4.88e+4  4.88e+4  ...  4.89e+4  4.89e+4 │      │ 4.89e+4  4.89e+4  ...  4.89e+4  4.89e+4 │ 4.89e+4  4.89e+4  ...  4.89e+4  4.89e+4 ││
-    ││      │ 4.93e+4  4.93e+4  ...  4.93e+4  4.94e+4 │ 4.94e+4  4.94e+4  ...  4.94e+4  4.94e+4 │      │ 4.94e+4  4.94e+4  ...  4.94e+4  4.94e+4 │ 4.94e+4  4.94e+4  ...  4.94e+4  4.94e+4 ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││9 @ 1 │ 4.98e+4  4.98e+4  ...  4.99e+4  4.99e+4 │ 4.99e+4  4.99e+4  ...  4.99e+4  4.99e+4 │ ...  │ 4.99e+4  4.99e+4  ...  4.99e+4  4.99e+4 │ 4.99e+4  4.99e+4  ...  4.99e+4  4.99e+4 ││
-    ││axis 2│ 5.04e+4  5.04e+4  ...  5.04e+4  5.04e+4 │ 5.04e+4  5.04e+4  ...  5.04e+4  5.04e+4 │      │ 5.04e+4  5.04e+4  ...  5.04e+4  5.04e+4 │ 5.04e+4  5.04e+4  ...  5.04e+4  5.04e+4 ││
-    ││      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 5.44e+4  5.44e+4  ...  5.44e+4  5.44e+4 │ 5.44e+4  5.44e+4  ...  5.44e+4  5.44e+4 │      │ 5.44e+4  5.44e+4  ...  5.44e+4  5.44e+4 │ 5.44e+4  5.44e+4  ...  5.45e+4  5.45e+4 ││
-    ││      │ 5.49e+4  5.49e+4  ...  5.49e+4  5.49e+4 │ 5.49e+4  5.49e+4  ...  5.49e+4  5.49e+4 │      │ 5.49e+4  5.49e+4  ...  5.49e+4  5.49e+4 │ 5.49e+4  5.50e+4  ...  5.50e+4  5.50e+4 ││
-    │└──────┴─────────────────────────────────────────┴─────────────────────────────────────────┴──────┴─────────────────────────────────────────┴─────────────────────────────────────────┘│
-    ├───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │┌──────┬─────────────────────────────────────────┬─────────────────────────────────────────┬──────┬─────────────────────────────────────────┬─────────────────────────────────────────┐│
-    ││1 @ 0 │0 @ 4                                    │1 @ 4                                    │~~~~~ │6 @ 4                                    │7 @ 4                                    ││
-    ││      │axis 5                                   │axis 5                                   │axis 5│axis 5                                   │axis 5                                   ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││0 @ 1 │ 5.54e+4  5.54e+4  ...  5.54e+4  5.54e+4 │ 5.54e+4  5.54e+4  ...  5.54e+4  5.54e+4 │ ...  │ 5.54e+4  5.54e+4  ...  5.55e+4  5.55e+4 │ 5.55e+4  5.55e+4  ...  5.55e+4  5.55e+4 ││
-    ││axis 2│ 5.59e+4  5.59e+4  ...  5.59e+4  5.59e+4 │ 5.59e+4  5.59e+4  ...  5.59e+4  5.59e+4 │      │ 5.59e+4  5.59e+4  ...  5.60e+4  5.60e+4 │ 5.60e+4  5.60e+4  ...  5.60e+4  5.60e+4 ││
-    ││      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 5.99e+4  5.99e+4  ...  5.99e+4  5.99e+4 │ 5.99e+4  5.99e+4  ...  5.99e+4  5.99e+4 │      │ 6.00e+4  6.00e+4  ...  6.00e+4  6.00e+4 │ 6.00e+4  6.00e+4  ...  6.00e+4  6.00e+4 ││
-    ││      │ 6.04e+4  6.04e+4  ...  6.04e+4  6.04e+4 │ 6.04e+4  6.04e+4  ...  6.04e+4  6.04e+4 │      │ 6.05e+4  6.05e+4  ...  6.05e+4  6.05e+4 │ 6.05e+4  6.05e+4  ...  6.05e+4  6.05e+4 ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││1 @ 1 │ 6.09e+4  6.09e+4  ...  6.09e+4  6.09e+4 │ 6.09e+4  6.09e+4  ...  6.10e+4  6.10e+4 │ ...  │ 6.10e+4  6.10e+4  ...  6.10e+4  6.10e+4 │ 6.10e+4  6.10e+4  ...  6.10e+4  6.10e+4 ││
-    ││axis 2│ 6.14e+4  6.14e+4  ...  6.14e+4  6.14e+4 │ 6.14e+4  6.14e+4  ...  6.15e+4  6.15e+4 │      │ 6.15e+4  6.15e+4  ...  6.15e+4  6.15e+4 │ 6.15e+4  6.15e+4  ...  6.15e+4  6.15e+4 ││
-    ││      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 6.55e+4  6.55e+4  ...  6.55e+4  6.55e+4 │ 6.55e+4  6.55e+4  ...  6.55e+4  6.55e+4 │      │ 6.55e+4  6.55e+4  ...  6.55e+4  6.55e+4 │ 6.55e+4  6.55e+4  ...  6.55e+4  6.55e+4 ││
-    ││      │ 6.60e+4  6.60e+4  ...  6.60e+4  6.60e+4 │ 6.60e+4  6.60e+4  ...  6.60e+4  6.60e+4 │      │ 6.60e+4  6.60e+4  ...  6.60e+4  6.60e+4 │ 6.60e+4  6.60e+4  ...  6.60e+4  6.60e+4 ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││~~~~~ │ ...                                     │ ...                                     │ ...  │ ...                                     │ ...                                     ││
-    ││axis 2│                                         │                                         │      │                                         │                                         ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││8 @ 1 │ 9.97e+4  9.97e+4  ...  9.97e+4  9.98e+4 │ 9.98e+4  9.98e+4  ...  9.98e+4  9.98e+4 │ ...  │ 9.98e+4  9.98e+4  ...  9.98e+4  9.98e+4 │ 9.98e+4  9.98e+4  ...  9.98e+4  9.98e+4 ││
-    ││axis 2│ 1.00e+5  1.00e+5  ...  1.00e+5  1.00e+5 │ 1.00e+5  1.00e+5  ...  1.00e+5  1.00e+5 │      │ 1.00e+5  1.00e+5  ...  1.00e+5  1.00e+5 │ 1.00e+5  1.00e+5  ...  1.00e+5  1.00e+5 ││
-    ││      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 1.04e+5  1.04e+5  ...  1.04e+5  1.04e+5 │ 1.04e+5  1.04e+5  ...  1.04e+5  1.04e+5 │      │ 1.04e+5  1.04e+5  ...  1.04e+5  1.04e+5 │ 1.04e+5  1.04e+5  ...  1.04e+5  1.04e+5 ││
-    ││      │ 1.04e+5  1.04e+5  ...  1.04e+5  1.04e+5 │ 1.04e+5  1.04e+5  ...  1.04e+5  1.04e+5 │      │ 1.04e+5  1.04e+5  ...  1.04e+5  1.04e+5 │ 1.04e+5  1.04e+5  ...  1.04e+5  1.04e+5 ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││9 @ 1 │ 1.05e+5  1.05e+5  ...  1.05e+5  1.05e+5 │ 1.05e+5  1.05e+5  ...  1.05e+5  1.05e+5 │ ...  │ 1.05e+5  1.05e+5  ...  1.05e+5  1.05e+5 │ 1.05e+5  1.05e+5  ...  1.05e+5  1.05e+5 ││
-    ││axis 2│ 1.05e+5  1.05e+5  ...  1.05e+5  1.05e+5 │ 1.05e+5  1.05e+5  ...  1.05e+5  1.05e+5 │      │ 1.05e+5  1.05e+5  ...  1.05e+5  1.05e+5 │ 1.05e+5  1.05e+5  ...  1.05e+5  1.05e+5 ││
-    ││      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 1.09e+5  1.09e+5  ...  1.09e+5  1.09e+5 │ 1.09e+5  1.09e+5  ...  1.09e+5  1.09e+5 │      │ 1.09e+5  1.09e+5  ...  1.09e+5  1.09e+5 │ 1.09e+5  1.09e+5  ...  1.09e+5  1.09e+5 ││
-    ││      │ 1.10e+5  1.10e+5  ...  1.10e+5  1.10e+5 │ 1.10e+5  1.10e+5  ...  1.10e+5  1.10e+5 │      │ 1.10e+5  1.10e+5  ...  1.10e+5  1.10e+5 │ 1.10e+5  1.10e+5  ...  1.10e+5  1.10e+5 ││
-    │└──────┴─────────────────────────────────────────┴─────────────────────────────────────────┴──────┴─────────────────────────────────────────┴─────────────────────────────────────────┘│
-    ├───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │ ...                                                                                                                                                                                   │
-    ├───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │┌──────┬─────────────────────────────────────────┬─────────────────────────────────────────┬──────┬─────────────────────────────────────────┬─────────────────────────────────────────┐│
-    ││4 @ 0 │0 @ 4                                    │1 @ 4                                    │~~~~~ │6 @ 4                                    │7 @ 4                                    ││
-    ││      │axis 5                                   │axis 5                                   │axis 5│axis 5                                   │axis 5                                   ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││0 @ 1 │ 2.21e+5  2.21e+5  ...  2.21e+5  2.21e+5 │ 2.21e+5  2.21e+5  ...  2.21e+5  2.21e+5 │ ...  │ 2.21e+5  2.21e+5  ...  2.21e+5  2.21e+5 │ 2.21e+5  2.21e+5  ...  2.21e+5  2.21e+5 ││
-    ││axis 2│ 2.22e+5  2.22e+5  ...  2.22e+5  2.22e+5 │ 2.22e+5  2.22e+5  ...  2.22e+5  2.22e+5 │      │ 2.22e+5  2.22e+5  ...  2.22e+5  2.22e+5 │ 2.22e+5  2.22e+5  ...  2.22e+5  2.22e+5 ││
-    ││      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 2.26e+5  2.26e+5  ...  2.26e+5  2.26e+5 │ 2.26e+5  2.26e+5  ...  2.26e+5  2.26e+5 │      │ 2.26e+5  2.26e+5  ...  2.26e+5  2.26e+5 │ 2.26e+5  2.26e+5  ...  2.26e+5  2.26e+5 ││
-    ││      │ 2.26e+5  2.26e+5  ...  2.26e+5  2.26e+5 │ 2.26e+5  2.26e+5  ...  2.26e+5  2.26e+5 │      │ 2.26e+5  2.26e+5  ...  2.26e+5  2.26e+5 │ 2.26e+5  2.26e+5  ...  2.26e+5  2.26e+5 ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││1 @ 1 │ 2.27e+5  2.27e+5  ...  2.27e+5  2.27e+5 │ 2.27e+5  2.27e+5  ...  2.27e+5  2.27e+5 │ ...  │ 2.27e+5  2.27e+5  ...  2.27e+5  2.27e+5 │ 2.27e+5  2.27e+5  ...  2.27e+5  2.27e+5 ││
-    ││axis 2│ 2.27e+5  2.27e+5  ...  2.27e+5  2.27e+5 │ 2.27e+5  2.27e+5  ...  2.27e+5  2.27e+5 │      │ 2.27e+5  2.27e+5  ...  2.27e+5  2.27e+5 │ 2.27e+5  2.27e+5  ...  2.27e+5  2.27e+5 ││
-    ││      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 2.31e+5  2.31e+5  ...  2.31e+5  2.31e+5 │ 2.31e+5  2.31e+5  ...  2.31e+5  2.31e+5 │      │ 2.31e+5  2.31e+5  ...  2.31e+5  2.31e+5 │ 2.31e+5  2.31e+5  ...  2.31e+5  2.31e+5 ││
-    ││      │ 2.32e+5  2.32e+5  ...  2.32e+5  2.32e+5 │ 2.32e+5  2.32e+5  ...  2.32e+5  2.32e+5 │      │ 2.32e+5  2.32e+5  ...  2.32e+5  2.32e+5 │ 2.32e+5  2.32e+5  ...  2.32e+5  2.32e+5 ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││~~~~~ │ ...                                     │ ...                                     │ ...  │ ...                                     │ ...                                     ││
-    ││axis 2│                                         │                                         │      │                                         │                                         ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││8 @ 1 │ 2.66e+5  2.66e+5  ...  2.66e+5  2.66e+5 │ 2.66e+5  2.66e+5  ...  2.66e+5  2.66e+5 │ ...  │ 2.66e+5  2.66e+5  ...  2.66e+5  2.66e+5 │ 2.66e+5  2.66e+5  ...  2.66e+5  2.66e+5 ││
-    ││axis 2│ 2.66e+5  2.66e+5  ...  2.66e+5  2.66e+5 │ 2.66e+5  2.66e+5  ...  2.66e+5  2.66e+5 │      │ 2.66e+5  2.66e+5  ...  2.66e+5  2.66e+5 │ 2.66e+5  2.66e+5  ...  2.66e+5  2.66e+5 ││
-    ││      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 2.70e+5  2.70e+5  ...  2.70e+5  2.70e+5 │ 2.70e+5  2.70e+5  ...  2.70e+5  2.70e+5 │      │ 2.70e+5  2.70e+5  ...  2.70e+5  2.70e+5 │ 2.70e+5  2.70e+5  ...  2.70e+5  2.70e+5 ││
-    ││      │ 2.71e+5  2.71e+5  ...  2.71e+5  2.71e+5 │ 2.71e+5  2.71e+5  ...  2.71e+5  2.71e+5 │      │ 2.71e+5  2.71e+5  ...  2.71e+5  2.71e+5 │ 2.71e+5  2.71e+5  ...  2.71e+5  2.71e+5 ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││9 @ 1 │ 2.71e+5  2.71e+5  ...  2.71e+5  2.71e+5 │ 2.71e+5  2.71e+5  ...  2.71e+5  2.71e+5 │ ...  │ 2.71e+5  2.71e+5  ...  2.71e+5  2.71e+5 │ 2.71e+5  2.71e+5  ...  2.71e+5  2.71e+5 ││
-    ││axis 2│ 2.72e+5  2.72e+5  ...  2.72e+5  2.72e+5 │ 2.72e+5  2.72e+5  ...  2.72e+5  2.72e+5 │      │ 2.72e+5  2.72e+5  ...  2.72e+5  2.72e+5 │ 2.72e+5  2.72e+5  ...  2.72e+5  2.72e+5 ││
-    ││      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 2.76e+5  2.76e+5  ...  2.76e+5  2.76e+5 │ 2.76e+5  2.76e+5  ...  2.76e+5  2.76e+5 │      │ 2.76e+5  2.76e+5  ...  2.76e+5  2.76e+5 │ 2.76e+5  2.76e+5  ...  2.76e+5  2.76e+5 ││
-    ││      │ 2.76e+5  2.76e+5  ...  2.76e+5  2.76e+5 │ 2.76e+5  2.76e+5  ...  2.76e+5  2.76e+5 │      │ 2.76e+5  2.76e+5  ...  2.76e+5  2.76e+5 │ 2.76e+5  2.76e+5  ...  2.76e+5  2.76e+5 ││
-    │└──────┴─────────────────────────────────────────┴─────────────────────────────────────────┴──────┴─────────────────────────────────────────┴─────────────────────────────────────────┘│
-    ├───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │┌──────┬─────────────────────────────────────────┬─────────────────────────────────────────┬──────┬─────────────────────────────────────────┬─────────────────────────────────────────┐│
-    ││5 @ 0 │0 @ 4                                    │1 @ 4                                    │~~~~~ │6 @ 4                                    │7 @ 4                                    ││
-    ││      │axis 5                                   │axis 5                                   │axis 5│axis 5                                   │axis 5                                   ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││0 @ 1 │ 2.77e+5  2.77e+5  ...  2.77e+5  2.77e+5 │ 2.77e+5  2.77e+5  ...  2.77e+5  2.77e+5 │ ...  │ 2.77e+5  2.77e+5  ...  2.77e+5  2.77e+5 │ 2.77e+5  2.77e+5  ...  2.77e+5  2.77e+5 ││
-    ││axis 2│ 2.77e+5  2.77e+5  ...  2.77e+5  2.77e+5 │ 2.77e+5  2.77e+5  ...  2.77e+5  2.77e+5 │      │ 2.77e+5  2.77e+5  ...  2.77e+5  2.77e+5 │ 2.77e+5  2.77e+5  ...  2.77e+5  2.77e+5 ││
-    ││      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 2.81e+5  2.81e+5  ...  2.81e+5  2.81e+5 │ 2.81e+5  2.81e+5  ...  2.81e+5  2.81e+5 │      │ 2.81e+5  2.81e+5  ...  2.81e+5  2.81e+5 │ 2.81e+5  2.81e+5  ...  2.81e+5  2.81e+5 ││
-    ││      │ 2.82e+5  2.82e+5  ...  2.82e+5  2.82e+5 │ 2.82e+5  2.82e+5  ...  2.82e+5  2.82e+5 │      │ 2.82e+5  2.82e+5  ...  2.82e+5  2.82e+5 │ 2.82e+5  2.82e+5  ...  2.82e+5  2.82e+5 ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││1 @ 1 │ 2.82e+5  2.82e+5  ...  2.82e+5  2.82e+5 │ 2.82e+5  2.82e+5  ...  2.82e+5  2.82e+5 │ ...  │ 2.82e+5  2.82e+5  ...  2.82e+5  2.82e+5 │ 2.82e+5  2.82e+5  ...  2.82e+5  2.82e+5 ││
-    ││axis 2│ 2.83e+5  2.83e+5  ...  2.83e+5  2.83e+5 │ 2.83e+5  2.83e+5  ...  2.83e+5  2.83e+5 │      │ 2.83e+5  2.83e+5  ...  2.83e+5  2.83e+5 │ 2.83e+5  2.83e+5  ...  2.83e+5  2.83e+5 ││
-    ││      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 2.87e+5  2.87e+5  ...  2.87e+5  2.87e+5 │ 2.87e+5  2.87e+5  ...  2.87e+5  2.87e+5 │      │ 2.87e+5  2.87e+5  ...  2.87e+5  2.87e+5 │ 2.87e+5  2.87e+5  ...  2.87e+5  2.87e+5 ││
-    ││      │ 2.87e+5  2.87e+5  ...  2.87e+5  2.87e+5 │ 2.87e+5  2.87e+5  ...  2.87e+5  2.87e+5 │      │ 2.87e+5  2.87e+5  ...  2.87e+5  2.87e+5 │ 2.87e+5  2.87e+5  ...  2.87e+5  2.87e+5 ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││~~~~~ │ ...                                     │ ...                                     │ ...  │ ...                                     │ ...                                     ││
-    ││axis 2│                                         │                                         │      │                                         │                                         ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││8 @ 1 │ 3.21e+5  3.21e+5  ...  3.21e+5  3.21e+5 │ 3.21e+5  3.21e+5  ...  3.21e+5  3.21e+5 │ ...  │ 3.21e+5  3.21e+5  ...  3.21e+5  3.21e+5 │ 3.21e+5  3.21e+5  ...  3.21e+5  3.21e+5 ││
-    ││axis 2│ 3.22e+5  3.22e+5  ...  3.22e+5  3.22e+5 │ 3.22e+5  3.22e+5  ...  3.22e+5  3.22e+5 │      │ 3.22e+5  3.22e+5  ...  3.22e+5  3.22e+5 │ 3.22e+5  3.22e+5  ...  3.22e+5  3.22e+5 ││
-    ││      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 3.26e+5  3.26e+5  ...  3.26e+5  3.26e+5 │ 3.26e+5  3.26e+5  ...  3.26e+5  3.26e+5 │      │ 3.26e+5  3.26e+5  ...  3.26e+5  3.26e+5 │ 3.26e+5  3.26e+5  ...  3.26e+5  3.26e+5 ││
-    ││      │ 3.26e+5  3.26e+5  ...  3.26e+5  3.26e+5 │ 3.26e+5  3.26e+5  ...  3.26e+5  3.26e+5 │      │ 3.26e+5  3.26e+5  ...  3.26e+5  3.26e+5 │ 3.26e+5  3.26e+5  ...  3.26e+5  3.26e+5 ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││9 @ 1 │ 3.27e+5  3.27e+5  ...  3.27e+5  3.27e+5 │ 3.27e+5  3.27e+5  ...  3.27e+5  3.27e+5 │ ...  │ 3.27e+5  3.27e+5  ...  3.27e+5  3.27e+5 │ 3.27e+5  3.27e+5  ...  3.27e+5  3.27e+5 ││
-    ││axis 2│ 3.27e+5  3.27e+5  ...  3.27e+5  3.27e+5 │ 3.27e+5  3.27e+5  ...  3.27e+5  3.27e+5 │      │ 3.27e+5  3.27e+5  ...  3.27e+5  3.27e+5 │ 3.27e+5  3.27e+5  ...  3.27e+5  3.27e+5 ││
-    ││      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 3.31e+5  3.31e+5  ...  3.31e+5  3.31e+5 │ 3.31e+5  3.31e+5  ...  3.31e+5  3.31e+5 │      │ 3.31e+5  3.31e+5  ...  3.31e+5  3.31e+5 │ 3.31e+5  3.31e+5  ...  3.31e+5  3.31e+5 ││
-    ││      │ 3.32e+5  3.32e+5  ...  3.32e+5  3.32e+5 │ 3.32e+5  3.32e+5  ...  3.32e+5  3.32e+5 │      │ 3.32e+5  3.32e+5  ...  3.32e+5  3.32e+5 │ 3.32e+5  3.32e+5  ...  3.32e+5  3.32e+5 ││
-    │└──────┴─────────────────────────────────────────┴─────────────────────────────────────────┴──────┴─────────────────────────────────────────┴─────────────────────────────────────────┘│
-    └───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default hoo;
(* Disable line wrapping for viewing the output. In VSCode: `View: Toggle Word Wrap`. *)
-  [%expect
-    {|
-    ┌───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │[6]: -_hoo shape 0:6|1:10,2:11                                                                                                                                                         │
-    │┌──────┬─────────────────────────────────────────┬─────────────────────────────────────────┬──────┬─────────────────────────────────────────┬─────────────────────────────────────────┐│
-    ││      │0 @ 0                                    │1 @ 0                                    │~~~~~ │4 @ 0                                    │5 @ 0                                    ││
-    ││      │axis 2                                   │axis 2                                   │axis 2│axis 2                                   │axis 2                                   ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼──────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││axis 1│ 2.53e+5  7.61e+5  ...  4.82e+6  5.33e+6 │ 5.61e+7  5.66e+7  ...  6.07e+7  6.12e+7 │ ...  │ 2.23e+8  2.24e+8  ...  2.28e+8  2.28e+8 │ 2.79e+8  2.80e+8  ...  2.84e+8  2.84e+8 ││
-    ││      │ 5.84e+6  6.34e+6  ...  1.04e+7  1.09e+7 │ 6.17e+7  6.22e+7  ...  6.62e+7  6.68e+7 │      │ 2.29e+8  2.29e+8  ...  2.33e+8  2.34e+8 │ 2.85e+8  2.85e+8  ...  2.89e+8  2.90e+8 ││
-    ││      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 4.49e+7  4.54e+7  ...  4.95e+7  5.00e+7 │ 1.00e+8  1.01e+8  ...  1.05e+8  1.05e+8 │      │ 2.68e+8  2.69e+8  ...  2.73e+8  2.73e+8 │ 3.24e+8  3.24e+8  ...  3.28e+8  3.29e+8 ││
-    ││      │ 5.05e+7  5.10e+7  ...  5.51e+7  5.56e+7 │ 1.06e+8  1.06e+8  ...  1.11e+8  1.11e+8 │      │ 2.74e+8  2.74e+8  ...  2.78e+8  2.79e+8 │ 3.29e+8  3.30e+8  ...  3.34e+8  3.35e+8 ││
-    │└──────┴─────────────────────────────────────────┴─────────────────────────────────────────┴──────┴─────────────────────────────────────────┴─────────────────────────────────────────┘│
-    └───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 40 -> 152 inconsistent for n1")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 622, characters 10-72
+  Called from Base__List.filter_map in file "src/list.ml", line 1133, characters 11-15
+  Called from Base__List.filter_map in file "src/list.ml", line 1135, characters 22-38
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml" (inlined), line 597, characters 19-42
+  Called from Ir__Low_level.cleanup_virtual_llc.loop_proc in file "arrayjit/lib/low_level.ml", line 597, characters 19-64
+  Called from Ir__Low_level.cleanup_virtual_llc in file "arrayjit/lib/low_level.ml", line 674, characters 36-89
+  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", line 893, characters 20-94
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.forward_and_ctx in file "lib/train.ml", line 500, characters 25-95
+  Re-raised at Ocannl__Train.forward_and_ctx in file "lib/train.ml", lines 491-504, characters 32-17
+  Called from Ocannl__Train.forward_and_forget in file "lib/train.ml", line 508, characters 12-75
+  Called from Tutorials__Hello_world_op.(fun) in file "test/hello_world_op.ml", line 602, characters 2-42
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]
File "test/einsum_trivia.ml", line 1, characters 0-0:
/usr/sbin/git --no-pager diff --no-index --color=always -u _build/default/test/einsum_trivia.ml _build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/einsum_trivia.ml.corrected
diff --git a/_build/default/test/einsum_trivia.ml b/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/einsum_trivia.ml.corrected
index 35a36fa..bd6b49b 100644
--- a/_build/default/test/einsum_trivia.ml
+++ b/_build/.sandbox/00e0a0abf4a24803ccc3a71f5fc462de/default/test/einsum_trivia.ml.corrected
@@ -28,20 +28,7 @@ let%expect_test "einsum1 permute axes" =
Train.forward_and_forget backend ctx ho;
Tensor.print ~with_code:false ~with_grad:false `Default @@ hey;
[%expect
-    {|
-    ┌─────────────────────────────────────────────────────────────┐
-    │[0]: r2x4x3 shape 0:2|2:3->1:4                               │
-    │┌──────┬────────────────────────┬───────────────────────────┐│
-    ││      │0 @ 0                   │1 @ 0                      ││
-    ││      │axis 2                  │axis 2                     ││
-    │├──────┼────────────────────────┼───────────────────────────┤│
-    ││axis 1│ 0.00  1.00     2.00    │ 1.20e+1  1.30e+1  1.40e+1 ││
-    ││      │ 3.00  4.00     5.00    │ 1.50e+1  1.60e+1  1.70e+1 ││
-    ││      │ 6.00  7.00     8.00    │ 1.80e+1  1.90e+1  2.00e+1 ││
-    ││      │ 9.00  1.00e+1  1.10e+1 │ 2.10e+1  2.20e+1  2.30e+1 ││
-    │└──────┴────────────────────────┴───────────────────────────┘│
-    └─────────────────────────────────────────────────────────────┘
-    |}];
+    {| [0]: r2x4x3 shape 0:2|2:3->1:4  <virtual> |}];
Tensor.print ~with_code:false ~with_grad:false `Default @@ ho;
[%expect
{|
@@ -64,106 +51,7 @@ let%expect_test "einsum1 permute axes" =
Train.forward_and_forget backend ctx ho2;
Tensor.print ~with_code:false ~with_grad:false `Default @@ hey2;
[%expect
-    {|
-    ┌────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │[2]: r2x3x6x7x4x5 shape 0:2,1:3|4:4,5:5->2:6,3:7                                                                                                                                                │
-    │┌──────┬─────────────────────────────────────────────┬─────────────────────────────────────────────┬─────────────────────────────────────────────┬─────────────────────────────────────────────┐│
-    ││0 @ 1 │0 @ 4                                        │1 @ 4                                        │2 @ 4                                        │3 @ 4                                        ││
-    ││      │axis 5                                       │axis 5                                       │axis 5                                       │axis 5                                       ││
-    │├──────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┤│
-    ││0 @ 2 │ 0.00     1.00     2.00     3.00     4.00    │ 5.00     6.00     7.00     8.00     9.00    │ 1.00e+1  1.10e+1  1.20e+1  1.30e+1  1.40e+1 │ 1.50e+1  1.60e+1  1.70e+1  1.80e+1  1.90e+1 ││
-    ││axis 3│ 2.00e+1  2.10e+1  2.20e+1  2.30e+1  2.40e+1 │ 2.50e+1  2.60e+1  2.70e+1  2.80e+1  2.90e+1 │ 3.00e+1  3.10e+1  3.20e+1  3.30e+1  3.40e+1 │ 3.50e+1  3.60e+1  3.70e+1  3.80e+1  3.90e+1 ││
-    ││      │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     ││
-    ││      │ 1.00e+2  1.01e+2  1.02e+2  1.03e+2  1.04e+2 │ 1.05e+2  1.06e+2  1.07e+2  1.08e+2  1.09e+2 │ 1.10e+2  1.11e+2  1.12e+2  1.13e+2  1.14e+2 │ 1.15e+2  1.16e+2  1.17e+2  1.18e+2  1.19e+2 ││
-    ││      │ 1.20e+2  1.21e+2  1.22e+2  1.23e+2  1.24e+2 │ 1.25e+2  1.26e+2  1.27e+2  1.28e+2  1.29e+2 │ 1.30e+2  1.31e+2  1.32e+2  1.33e+2  1.34e+2 │ 1.35e+2  1.36e+2  1.37e+2  1.38e+2  1.39e+2 ││
-    │├──────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┤│
-    ││1 @ 2 │ 1.40e+2  1.41e+2  1.42e+2  1.43e+2  1.44e+2 │ 1.45e+2  1.46e+2  1.47e+2  1.48e+2  1.49e+2 │ 1.50e+2  1.51e+2  1.52e+2  1.53e+2  1.54e+2 │ 1.55e+2  1.56e+2  1.57e+2  1.58e+2  1.59e+2 ││
-    ││axis 3│ 1.60e+2  1.61e+2  1.62e+2  1.63e+2  1.64e+2 │ 1.65e+2  1.66e+2  1.67e+2  1.68e+2  1.69e+2 │ 1.70e+2  1.71e+2  1.72e+2  1.73e+2  1.74e+2 │ 1.75e+2  1.76e+2  1.77e+2  1.78e+2  1.79e+2 ││
-    ││      │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     ││
-    ││      │ 2.40e+2  2.41e+2  2.42e+2  2.43e+2  2.44e+2 │ 2.45e+2  2.46e+2  2.47e+2  2.48e+2  2.49e+2 │ 2.50e+2  2.51e+2  2.52e+2  2.53e+2  2.54e+2 │ 2.55e+2  2.56e+2  2.57e+2  2.58e+2  2.59e+2 ││
-    ││      │ 2.60e+2  2.61e+2  2.62e+2  2.63e+2  2.64e+2 │ 2.65e+2  2.66e+2  2.67e+2  2.68e+2  2.69e+2 │ 2.70e+2  2.71e+2  2.72e+2  2.73e+2  2.74e+2 │ 2.75e+2  2.76e+2  2.77e+2  2.78e+2  2.79e+2 ││
-    │├──────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┤│
-    ││~~~~~ │ ...                                         │ ...                                         │ ...                                         │ ...                                         ││
-    ││axis 3│                                             │                                             │                                             │                                             ││
-    │├──────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┤│
-    ││4 @ 2 │ 5.60e+2  5.61e+2  5.62e+2  5.63e+2  5.64e+2 │ 5.65e+2  5.66e+2  5.67e+2  5.68e+2  5.69e+2 │ 5.70e+2  5.71e+2  5.72e+2  5.73e+2  5.74e+2 │ 5.75e+2  5.76e+2  5.77e+2  5.78e+2  5.79e+2 ││
-    ││axis 3│ 5.80e+2  5.81e+2  5.82e+2  5.83e+2  5.84e+2 │ 5.85e+2  5.86e+2  5.87e+2  5.88e+2  5.89e+2 │ 5.90e+2  5.91e+2  5.92e+2  5.93e+2  5.94e+2 │ 5.95e+2  5.96e+2  5.97e+2  5.98e+2  5.99e+2 ││
-    ││      │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     ││
-    ││      │ 6.60e+2  6.61e+2  6.62e+2  6.63e+2  6.64e+2 │ 6.65e+2  6.66e+2  6.67e+2  6.68e+2  6.69e+2 │ 6.70e+2  6.71e+2  6.72e+2  6.73e+2  6.74e+2 │ 6.75e+2  6.76e+2  6.77e+2  6.78e+2  6.79e+2 ││
-    ││      │ 6.80e+2  6.81e+2  6.82e+2  6.83e+2  6.84e+2 │ 6.85e+2  6.86e+2  6.87e+2  6.88e+2  6.89e+2 │ 6.90e+2  6.91e+2  6.92e+2  6.93e+2  6.94e+2 │ 6.95e+2  6.96e+2  6.97e+2  6.98e+2  6.99e+2 ││
-    │├──────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┤│
-    ││5 @ 2 │ 7.00e+2  7.01e+2  7.02e+2  7.03e+2  7.04e+2 │ 7.05e+2  7.06e+2  7.07e+2  7.08e+2  7.09e+2 │ 7.10e+2  7.11e+2  7.12e+2  7.13e+2  7.14e+2 │ 7.15e+2  7.16e+2  7.17e+2  7.18e+2  7.19e+2 ││
-    ││axis 3│ 7.20e+2  7.21e+2  7.22e+2  7.23e+2  7.24e+2 │ 7.25e+2  7.26e+2  7.27e+2  7.28e+2  7.29e+2 │ 7.30e+2  7.31e+2  7.32e+2  7.33e+2  7.34e+2 │ 7.35e+2  7.36e+2  7.37e+2  7.38e+2  7.39e+2 ││
-    ││      │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     ││
-    ││      │ 8.00e+2  8.01e+2  8.02e+2  8.03e+2  8.04e+2 │ 8.05e+2  8.06e+2  8.07e+2  8.08e+2  8.09e+2 │ 8.10e+2  8.11e+2  8.12e+2  8.13e+2  8.14e+2 │ 8.15e+2  8.16e+2  8.17e+2  8.18e+2  8.19e+2 ││
-    ││      │ 8.20e+2  8.21e+2  8.22e+2  8.23e+2  8.24e+2 │ 8.25e+2  8.26e+2  8.27e+2  8.28e+2  8.29e+2 │ 8.30e+2  8.31e+2  8.32e+2  8.33e+2  8.34e+2 │ 8.35e+2  8.36e+2  8.37e+2  8.38e+2  8.39e+2 ││
-    │└──────┴─────────────────────────────────────────────┴─────────────────────────────────────────────┴─────────────────────────────────────────────┴─────────────────────────────────────────────┘│
-    ├────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │┌──────┬─────────────────────────────────────────────┬─────────────────────────────────────────────┬─────────────────────────────────────────────┬─────────────────────────────────────────────┐│
-    ││1 @ 1 │0 @ 4                                        │1 @ 4                                        │2 @ 4                                        │3 @ 4                                        ││
-    ││      │axis 5                                       │axis 5                                       │axis 5                                       │axis 5                                       ││
-    │├──────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┤│
-    ││0 @ 2 │ 8.40e+2  8.41e+2  8.42e+2  8.43e+2  8.44e+2 │ 8.45e+2  8.46e+2  8.47e+2  8.48e+2  8.49e+2 │ 8.50e+2  8.51e+2  8.52e+2  8.53e+2  8.54e+2 │ 8.55e+2  8.56e+2  8.57e+2  8.58e+2  8.59e+2 ││
-    ││axis 3│ 8.60e+2  8.61e+2  8.62e+2  8.63e+2  8.64e+2 │ 8.65e+2  8.66e+2  8.67e+2  8.68e+2  8.69e+2 │ 8.70e+2  8.71e+2  8.72e+2  8.73e+2  8.74e+2 │ 8.75e+2  8.76e+2  8.77e+2  8.78e+2  8.79e+2 ││
-    ││      │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     ││
-    ││      │ 9.40e+2  9.41e+2  9.42e+2  9.43e+2  9.44e+2 │ 9.45e+2  9.46e+2  9.47e+2  9.48e+2  9.49e+2 │ 9.50e+2  9.51e+2  9.52e+2  9.53e+2  9.54e+2 │ 9.55e+2  9.56e+2  9.57e+2  9.58e+2  9.59e+2 ││
-    ││      │ 9.60e+2  9.61e+2  9.62e+2  9.63e+2  9.64e+2 │ 9.65e+2  9.66e+2  9.67e+2  9.68e+2  9.69e+2 │ 9.70e+2  9.71e+2  9.72e+2  9.73e+2  9.74e+2 │ 9.75e+2  9.76e+2  9.77e+2  9.78e+2  9.79e+2 ││
-    │├──────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┤│
-    ││1 @ 2 │ 9.80e+2  9.81e+2  9.82e+2  9.83e+2  9.84e+2 │ 9.85e+2  9.86e+2  9.87e+2  9.88e+2  9.89e+2 │ 9.90e+2  9.91e+2  9.92e+2  9.93e+2  9.94e+2 │ 9.95e+2  9.96e+2  9.97e+2  9.98e+2  9.99e+2 ││
-    ││axis 3│ 1.00e+3  1.00e+3  1.00e+3  1.00e+3  1.00e+3 │ 1.00e+3  1.00e+3  1.00e+3  1.00e+3  1.00e+3 │ 1.01e+3  1.01e+3  1.01e+3  1.01e+3  1.01e+3 │ 1.01e+3  1.01e+3  1.01e+3  1.01e+3  1.01e+3 ││
-    ││      │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     ││
-    ││      │ 1.08e+3  1.08e+3  1.08e+3  1.08e+3  1.08e+3 │ 1.08e+3  1.08e+3  1.08e+3  1.08e+3  1.08e+3 │ 1.09e+3  1.09e+3  1.09e+3  1.09e+3  1.09e+3 │ 1.09e+3  1.09e+3  1.09e+3  1.09e+3  1.09e+3 ││
-    ││      │ 1.10e+3  1.10e+3  1.10e+3  1.10e+3  1.10e+3 │ 1.10e+3  1.10e+3  1.10e+3  1.10e+3  1.10e+3 │ 1.11e+3  1.11e+3  1.11e+3  1.11e+3  1.11e+3 │ 1.11e+3  1.11e+3  1.11e+3  1.11e+3  1.11e+3 ││
-    │├──────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┤│
-    ││~~~~~ │ ...                                         │ ...                                         │ ...                                         │ ...                                         ││
-    ││axis 3│                                             │                                             │                                             │                                             ││
-    │├──────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┤│
-    ││4 @ 2 │ 1.40e+3  1.40e+3  1.40e+3  1.40e+3  1.40e+3 │ 1.40e+3  1.40e+3  1.40e+3  1.40e+3  1.40e+3 │ 1.41e+3  1.41e+3  1.41e+3  1.41e+3  1.41e+3 │ 1.41e+3  1.41e+3  1.41e+3  1.41e+3  1.41e+3 ││
-    ││axis 3│ 1.42e+3  1.42e+3  1.42e+3  1.42e+3  1.42e+3 │ 1.42e+3  1.42e+3  1.42e+3  1.42e+3  1.42e+3 │ 1.43e+3  1.43e+3  1.43e+3  1.43e+3  1.43e+3 │ 1.43e+3  1.43e+3  1.43e+3  1.43e+3  1.43e+3 ││
-    ││      │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     ││
-    ││      │ 1.50e+3  1.50e+3  1.50e+3  1.50e+3  1.50e+3 │ 1.50e+3  1.50e+3  1.50e+3  1.50e+3  1.50e+3 │ 1.51e+3  1.51e+3  1.51e+3  1.51e+3  1.51e+3 │ 1.51e+3  1.51e+3  1.51e+3  1.51e+3  1.51e+3 ││
-    ││      │ 1.52e+3  1.52e+3  1.52e+3  1.52e+3  1.52e+3 │ 1.52e+3  1.52e+3  1.52e+3  1.52e+3  1.52e+3 │ 1.53e+3  1.53e+3  1.53e+3  1.53e+3  1.53e+3 │ 1.53e+3  1.53e+3  1.53e+3  1.53e+3  1.53e+3 ││
-    │├──────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┤│
-    ││5 @ 2 │ 1.54e+3  1.54e+3  1.54e+3  1.54e+3  1.54e+3 │ 1.54e+3  1.54e+3  1.54e+3  1.54e+3  1.54e+3 │ 1.55e+3  1.55e+3  1.55e+3  1.55e+3  1.55e+3 │ 1.55e+3  1.55e+3  1.55e+3  1.55e+3  1.55e+3 ││
-    ││axis 3│ 1.56e+3  1.56e+3  1.56e+3  1.56e+3  1.56e+3 │ 1.56e+3  1.56e+3  1.56e+3  1.56e+3  1.56e+3 │ 1.57e+3  1.57e+3  1.57e+3  1.57e+3  1.57e+3 │ 1.57e+3  1.57e+3  1.57e+3  1.57e+3  1.57e+3 ││
-    ││      │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     ││
-    ││      │ 1.64e+3  1.64e+3  1.64e+3  1.64e+3  1.64e+3 │ 1.64e+3  1.64e+3  1.64e+3  1.64e+3  1.64e+3 │ 1.65e+3  1.65e+3  1.65e+3  1.65e+3  1.65e+3 │ 1.65e+3  1.65e+3  1.65e+3  1.65e+3  1.65e+3 ││
-    ││      │ 1.66e+3  1.66e+3  1.66e+3  1.66e+3  1.66e+3 │ 1.66e+3  1.66e+3  1.66e+3  1.66e+3  1.66e+3 │ 1.67e+3  1.67e+3  1.67e+3  1.67e+3  1.67e+3 │ 1.67e+3  1.67e+3  1.67e+3  1.67e+3  1.67e+3 ││
-    │└──────┴─────────────────────────────────────────────┴─────────────────────────────────────────────┴─────────────────────────────────────────────┴─────────────────────────────────────────────┘│
-    ├────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │┌──────┬─────────────────────────────────────────────┬─────────────────────────────────────────────┬─────────────────────────────────────────────┬─────────────────────────────────────────────┐│
-    ││2 @ 1 │0 @ 4                                        │1 @ 4                                        │2 @ 4                                        │3 @ 4                                        ││
-    ││      │axis 5                                       │axis 5                                       │axis 5                                       │axis 5                                       ││
-    │├──────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┤│
-    ││0 @ 2 │ 1.68e+3  1.68e+3  1.68e+3  1.68e+3  1.68e+3 │ 1.68e+3  1.68e+3  1.68e+3  1.68e+3  1.68e+3 │ 1.69e+3  1.69e+3  1.69e+3  1.69e+3  1.69e+3 │ 1.69e+3  1.69e+3  1.69e+3  1.69e+3  1.69e+3 ││
-    ││axis 3│ 1.70e+3  1.70e+3  1.70e+3  1.70e+3  1.70e+3 │ 1.70e+3  1.70e+3  1.70e+3  1.70e+3  1.70e+3 │ 1.71e+3  1.71e+3  1.71e+3  1.71e+3  1.71e+3 │ 1.71e+3  1.71e+3  1.71e+3  1.71e+3  1.71e+3 ││
-    ││      │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     ││
-    ││      │ 1.78e+3  1.78e+3  1.78e+3  1.78e+3  1.78e+3 │ 1.78e+3  1.78e+3  1.78e+3  1.78e+3  1.78e+3 │ 1.79e+3  1.79e+3  1.79e+3  1.79e+3  1.79e+3 │ 1.79e+3  1.79e+3  1.79e+3  1.79e+3  1.79e+3 ││
-    ││      │ 1.80e+3  1.80e+3  1.80e+3  1.80e+3  1.80e+3 │ 1.80e+3  1.80e+3  1.80e+3  1.80e+3  1.80e+3 │ 1.81e+3  1.81e+3  1.81e+3  1.81e+3  1.81e+3 │ 1.81e+3  1.81e+3  1.81e+3  1.81e+3  1.81e+3 ││
-    │├──────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┤│
-    ││1 @ 2 │ 1.82e+3  1.82e+3  1.82e+3  1.82e+3  1.82e+3 │ 1.82e+3  1.82e+3  1.82e+3  1.82e+3  1.82e+3 │ 1.83e+3  1.83e+3  1.83e+3  1.83e+3  1.83e+3 │ 1.83e+3  1.83e+3  1.83e+3  1.83e+3  1.83e+3 ││
-    ││axis 3│ 1.84e+3  1.84e+3  1.84e+3  1.84e+3  1.84e+3 │ 1.84e+3  1.84e+3  1.84e+3  1.84e+3  1.84e+3 │ 1.85e+3  1.85e+3  1.85e+3  1.85e+3  1.85e+3 │ 1.85e+3  1.85e+3  1.85e+3  1.85e+3  1.85e+3 ││
-    ││      │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     ││
-    ││      │ 1.92e+3  1.92e+3  1.92e+3  1.92e+3  1.92e+3 │ 1.92e+3  1.92e+3  1.92e+3  1.92e+3  1.92e+3 │ 1.93e+3  1.93e+3  1.93e+3  1.93e+3  1.93e+3 │ 1.93e+3  1.93e+3  1.93e+3  1.93e+3  1.93e+3 ││
-    ││      │ 1.94e+3  1.94e+3  1.94e+3  1.94e+3  1.94e+3 │ 1.94e+3  1.94e+3  1.94e+3  1.94e+3  1.94e+3 │ 1.95e+3  1.95e+3  1.95e+3  1.95e+3  1.95e+3 │ 1.95e+3  1.95e+3  1.95e+3  1.95e+3  1.95e+3 ││
-    │├──────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┤│
-    ││~~~~~ │ ...                                         │ ...                                         │ ...                                         │ ...                                         ││
-    ││axis 3│                                             │                                             │                                             │                                             ││
-    │├──────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┤│
-    ││4 @ 2 │ 2.24e+3  2.24e+3  2.24e+3  2.24e+3  2.24e+3 │ 2.24e+3  2.24e+3  2.24e+3  2.24e+3  2.24e+3 │ 2.25e+3  2.25e+3  2.25e+3  2.25e+3  2.25e+3 │ 2.25e+3  2.25e+3  2.25e+3  2.25e+3  2.25e+3 ││
-    ││axis 3│ 2.26e+3  2.26e+3  2.26e+3  2.26e+3  2.26e+3 │ 2.26e+3  2.26e+3  2.26e+3  2.26e+3  2.26e+3 │ 2.27e+3  2.27e+3  2.27e+3  2.27e+3  2.27e+3 │ 2.27e+3  2.27e+3  2.27e+3  2.27e+3  2.27e+3 ││
-    ││      │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     ││
-    ││      │ 2.34e+3  2.34e+3  2.34e+3  2.34e+3  2.34e+3 │ 2.34e+3  2.34e+3  2.34e+3  2.34e+3  2.34e+3 │ 2.35e+3  2.35e+3  2.35e+3  2.35e+3  2.35e+3 │ 2.35e+3  2.35e+3  2.35e+3  2.35e+3  2.35e+3 ││
-    ││      │ 2.36e+3  2.36e+3  2.36e+3  2.36e+3  2.36e+3 │ 2.36e+3  2.36e+3  2.36e+3  2.36e+3  2.36e+3 │ 2.37e+3  2.37e+3  2.37e+3  2.37e+3  2.37e+3 │ 2.37e+3  2.37e+3  2.37e+3  2.37e+3  2.37e+3 ││
-    │├──────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┼─────────────────────────────────────────────┤│
-    ││5 @ 2 │ 2.38e+3  2.38e+3  2.38e+3  2.38e+3  2.38e+3 │ 2.38e+3  2.38e+3  2.38e+3  2.38e+3  2.38e+3 │ 2.39e+3  2.39e+3  2.39e+3  2.39e+3  2.39e+3 │ 2.39e+3  2.39e+3  2.39e+3  2.39e+3  2.39e+3 ││
-    ││axis 3│ 2.40e+3  2.40e+3  2.40e+3  2.40e+3  2.40e+3 │ 2.40e+3  2.40e+3  2.40e+3  2.40e+3  2.40e+3 │ 2.41e+3  2.41e+3  2.41e+3  2.41e+3  2.41e+3 │ 2.41e+3  2.41e+3  2.41e+3  2.41e+3  2.41e+3 ││
-    ││      │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     │ ...      ...      ...      ...      ...     ││
-    ││      │ 2.48e+3  2.48e+3  2.48e+3  2.48e+3  2.48e+3 │ 2.48e+3  2.48e+3  2.48e+3  2.48e+3  2.48e+3 │ 2.49e+3  2.49e+3  2.49e+3  2.49e+3  2.49e+3 │ 2.49e+3  2.49e+3  2.49e+3  2.49e+3  2.49e+3 ││
-    ││      │ 2.50e+3  2.50e+3  2.50e+3  2.50e+3  2.50e+3 │ 2.50e+3  2.50e+3  2.50e+3  2.50e+3  2.50e+3 │ 2.51e+3  2.51e+3  2.51e+3  2.51e+3  2.51e+3 │ 2.51e+3  2.51e+3  2.51e+3  2.51e+3  2.51e+3 ││
-    │└──────┴─────────────────────────────────────────────┴─────────────────────────────────────────────┴─────────────────────────────────────────────┴─────────────────────────────────────────────┘│
-    └────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}];
+    {| [2]: r2x3x6x7x4x5 shape 0:2,1:3|4:4,5:5->2:6,3:7  <virtual> |}];
Tensor.print ~with_code:false ~with_grad:false `Default @@ ho2;
[%expect
{|
@@ -292,20 +180,7 @@ let%expect_test "einsum1 sum out axes" =
Train.forward_and_forget backend ctx ho;
Tensor.print ~with_code:false ~with_grad:false `Default @@ hey;
[%expect
-    {|
-    ┌─────────────────────────────────────────────────────────────┐
-    │[0]: r2x4x3 shape 0:2|2:3->1:4                               │
-    │┌──────┬────────────────────────┬───────────────────────────┐│
-    ││      │0 @ 0                   │1 @ 0                      ││
-    ││      │axis 2                  │axis 2                     ││
-    │├──────┼────────────────────────┼───────────────────────────┤│
-    ││axis 1│ 0.00  1.00     2.00    │ 1.20e+1  1.30e+1  1.40e+1 ││
-    ││      │ 3.00  4.00     5.00    │ 1.50e+1  1.60e+1  1.70e+1 ││
-    ││      │ 6.00  7.00     8.00    │ 1.80e+1  1.90e+1  2.00e+1 ││
-    ││      │ 9.00  1.00e+1  1.10e+1 │ 2.10e+1  2.20e+1  2.30e+1 ││
-    │└──────┴────────────────────────┴───────────────────────────┘│
-    └─────────────────────────────────────────────────────────────┘
-    |}];
+    {| [0]: r2x4x3 shape 0:2|2:3->1:4  <virtual> |}];
Tensor.print ~with_code:false ~with_grad:false `Default @@ ho;
[%expect
{|
@@ -363,231 +238,50 @@ let%expect_test "einsum outer product" =
let%op c = (a + 1) *+ "i; j => i->j" b in
Train.forward_and_forget backend ctx c;
Tensor.print ~with_code:false ~with_grad:false `Default @@ a;
-  [%expect
-    {|
-    ┌──────────────────┐
-    │[0]: r2 shape 0:2 │
-    │┌┬────────────┐   │
-    │││axis 0      │   │
-    │├┼────────────┤   │
-    │││ 0.00  1.00 │   │
-    │└┴────────────┘   │
-    └──────────────────┘
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default @@ b;
-  [%expect
-    {|
-    ┌─────────────────────┐
-    │[1]: r3 shape 0:3    │
-    │┌┬──────────────────┐│
-    │││axis 0            ││
-    │├┼──────────────────┤│
-    │││ 0.00  1.00  2.00 ││
-    │└┴──────────────────┘│
-    └─────────────────────┘
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default @@ c;
-  [%expect
-    {|
-    ┌──────────────────────────┐
-    │[4]: ;=>_c shape 1:2->0:3 │
-    │┌──────┬────────────┐     │
-    ││      │axis 1      │     │
-    │├──────┼────────────┤     │
-    ││axis 0│ 0.00  0.00 │     │
-    ││      │ 1.00  2.00 │     │
-    ││      │ 2.00  4.00 │     │
-    │└──────┴────────────┘     │
-    └──────────────────────────┘
-    |}];
+  [%expect.unreachable];
let a = TDSL.range_of_shape ~batch_dims:[ 2 ] ~input_dims:[ 3 ] ~output_dims:[ 4 ] () in
let b = TDSL.range_of_shape ~batch_dims:[ 5 ] ~input_dims:[ 6 ] ~output_dims:[ 7 ] () in
let%op c = a *+ "i|j->k; l|m->n => il|jm->kn" b in
Train.forward_and_forget backend ctx c;
Tensor.print ~with_code:false ~with_grad:false `Default @@ a;
-  [%expect
-    {|
-    ┌─────────────────────────────────────────────────────────────┐
-    │[5]: r2x4x3 shape 0:2|2:3->1:4                               │
-    │┌──────┬────────────────────────┬───────────────────────────┐│
-    ││      │0 @ 0                   │1 @ 0                      ││
-    ││      │axis 2                  │axis 2                     ││
-    │├──────┼────────────────────────┼───────────────────────────┤│
-    ││axis 1│ 0.00  1.00     2.00    │ 1.20e+1  1.30e+1  1.40e+1 ││
-    ││      │ 3.00  4.00     5.00    │ 1.50e+1  1.60e+1  1.70e+1 ││
-    ││      │ 6.00  7.00     8.00    │ 1.80e+1  1.90e+1  2.00e+1 ││
-    ││      │ 9.00  1.00e+1  1.10e+1 │ 2.10e+1  2.20e+1  2.30e+1 ││
-    │└──────┴────────────────────────┴───────────────────────────┘│
-    └─────────────────────────────────────────────────────────────┘
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default @@ b;
-  [%expect
-    {|
-    ┌──────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │[6]: r5x7x6 shape 0:5|2:6->1:7                                                                                                                                                                                            │
-    │┌──────┬─────────────────────────────────────────┬─────────────────────────────────────────┬─────────────────────────────────────────┬─────────────────────────────────────────┬─────────────────────────────────────────┐│
-    ││      │0 @ 0                                    │1 @ 0                                    │2 @ 0                                    │3 @ 0                                    │4 @ 0                                    ││
-    ││      │axis 2                                   │axis 2                                   │axis 2                                   │axis 2                                   │axis 2                                   ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼─────────────────────────────────────────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││axis 1│ 0.00     1.00     ...  4.00     5.00    │ 4.20e+1  4.30e+1  ...  4.60e+1  4.70e+1 │ 8.40e+1  8.50e+1  ...  8.80e+1  8.90e+1 │ 1.26e+2  1.27e+2  ...  1.30e+2  1.31e+2 │ 1.68e+2  1.69e+2  ...  1.72e+2  1.73e+2 ││
-    ││      │ 6.00     7.00     ...  1.00e+1  1.10e+1 │ 4.80e+1  4.90e+1  ...  5.20e+1  5.30e+1 │ 9.00e+1  9.10e+1  ...  9.40e+1  9.50e+1 │ 1.32e+2  1.33e+2  ...  1.36e+2  1.37e+2 │ 1.74e+2  1.75e+2  ...  1.78e+2  1.79e+2 ││
-    ││      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 3.00e+1  3.10e+1  ...  3.40e+1  3.50e+1 │ 7.20e+1  7.30e+1  ...  7.60e+1  7.70e+1 │ 1.14e+2  1.15e+2  ...  1.18e+2  1.19e+2 │ 1.56e+2  1.57e+2  ...  1.60e+2  1.61e+2 │ 1.98e+2  1.99e+2  ...  2.02e+2  2.03e+2 ││
-    ││      │ 3.60e+1  3.70e+1  ...  4.00e+1  4.10e+1 │ 7.80e+1  7.90e+1  ...  8.20e+1  8.30e+1 │ 1.20e+2  1.21e+2  ...  1.24e+2  1.25e+2 │ 1.62e+2  1.63e+2  ...  1.66e+2  1.67e+2 │ 2.04e+2  2.05e+2  ...  2.08e+2  2.09e+2 ││
-    │└──────┴─────────────────────────────────────────┴─────────────────────────────────────────┴─────────────────────────────────────────┴─────────────────────────────────────────┴─────────────────────────────────────────┘│
-    └──────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default @@ c;
-  [%expect
-    {|
-    ┌──────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │[7]: ;=>_c shape 0:2,1:5|4:3,5:6->2:4,3:7                                                                                             │
-    │┌──────┬─────────────────────────────────────────┬─────────────────────────────────────────┬─────────────────────────────────────────┐│
-    ││0 @ 1 │0 @ 4                                    │1 @ 4                                    │2 @ 4                                    ││
-    ││      │axis 5                                   │axis 5                                   │axis 5                                   ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││0 @ 2 │ 0.00  0.00  ...  0.00  0.00             │ 0.00     1.00     ...  4.00     5.00    │ 0.00     2.00     ...  8.00     1.00e+1 ││
-    ││axis 3│ 0.00  0.00  ...  0.00  0.00             │ 6.00     7.00     ...  1.00e+1  1.10e+1 │ 1.20e+1  1.40e+1  ...  2.00e+1  2.20e+1 ││
-    ││      │ ...   ...   ...  ...   ...              │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 0.00  0.00  ...  0.00  0.00             │ 3.00e+1  3.10e+1  ...  3.40e+1  3.50e+1 │ 6.00e+1  6.20e+1  ...  6.80e+1  7.00e+1 ││
-    ││      │ 0.00  0.00  ...  0.00  0.00             │ 3.60e+1  3.70e+1  ...  4.00e+1  4.10e+1 │ 7.20e+1  7.40e+1  ...  8.00e+1  8.20e+1 ││
-    │├──────┼─────────────────────────────────────────┼─────────────────────────────────────────┼─────────────────────────────────────────┤│
-    ││1 @ 2 │ 0.00     3.00     ...  1.20e+1  1.50e+1 │ 0.00     4.00     ...  1.60e+1  2.00e+1 │ 0.00     5.00     ...  2.00e+1  2.50e+1 ││
-    ││axis 3│ 1.80e+1  2.10e+1  ...  3.00e+1  3.30e+1 │ 2.40e+1  2.80e+1  ...  4.00e+1  4.40e+1 │ 3.00e+1  3.50e+1  ...  5.00e+1  5.50e+1 ││
-    ││      │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     │ ...      ...      ...  ...      ...     ││
-    ││      │ 9.00e+1  9.30e+1  ...  1.02e+2  1.05e+2 │ 1.20e+2  1.24e+2  ...  1.36e+2  1.40e+2 │ 1.50e+2  1.55e+2  ...  1.70e+2  1.75e+2 ││
-    ││      │ 1.08e+2  1.11e+2  ...  1.20e+2  1.23e+2 │ 1.44e+2  1.48e+2  ...  1.60e+2  1.64e+2 │ 1.80e+2  1.85e+2  ...  2.00e+2  2.05e+2 ││
...TRUNCATED BY DUNE...
-    └─────────────────────────────────────────────────────────────┘
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default @@ ho2;
-  [%expect
-    {|
-    ┌────────────────────────────────────────────────────────────────┐
-    │[2]: =>_ho2 shape 0:2|2:3->1:1                                  │
-    │┌──────┬───────────────────────────┬───────────────────────────┐│
-    ││      │0 @ 0                      │1 @ 0                      ││
-    ││      │axis 2                     │axis 2                     ││
-    │├──────┼───────────────────────────┼───────────────────────────┤│
-    ││axis 1│ 1.80e+1  2.20e+1  2.60e+1 │ 6.60e+1  7.00e+1  7.40e+1 ││
-    │└──────┴───────────────────────────┴───────────────────────────┘│
-    └────────────────────────────────────────────────────────────────┘
-    |}];
+  [%expect.unreachable];
let hey2 = TDSL.range_of_shape ~input_dims:[ 2 ] ~output_dims:[ 3 ] () in
let%op ho3 = hey2 ++ "...|...->... => 0" in
let ctx = Train.forward_and_ctx backend ctx ho3 in
Tensor.print ~with_code:false ~with_grad:false `Default @@ hey2;
-  [%expect
-    {|
-    ┌─────────────────────────┐
-    │[3]: r3x2 shape 1:2->0:3 │
-    │┌──────┬────────────┐    │
-    ││      │axis 1      │    │
-    │├──────┼────────────┤    │
-    ││axis 0│ 0.00  1.00 │    │
-    ││      │ 2.00  3.00 │    │
-    ││      │ 4.00  5.00 │    │
-    │└──────┴────────────┘    │
-    └─────────────────────────┘
-    |}];
+  [%expect.unreachable];
Tensor.print ~with_code:false ~with_grad:false `Default @@ ho3;
-  [%expect
-    {|
-    ┌──────────────────────┐
-    │[4]: =>_ho3 shape 0:1 │
-    │┌┬─────────┐          │
-    │││axis 0   │          │
-    │├┼─────────┤          │
-    │││ 1.50e+1 │          │
-    │└┴─────────┘          │
-    └──────────────────────┘
-    |}];
+  [%expect.unreachable];
let%op ho4 = hey2 ++ "i->j => i0j" in
Train.forward_and_forget backend ctx ho4;
Tensor.print ~with_code:false ~with_grad:false `Default @@ ho4;
-  [%expect
-    {|
-    ┌──────────────────────────────┐
-    │[5]: =>_ho4 shape 0:2,1:1,2:3 │
-    │┌──────┬──────────────────┐   │
-    ││      │axis 2            │   │
-    │├──────┼──────────────────┤   │
-    ││0 @ 0 │ 0.00  2.00  4.00 │   │
-    ││axis 1│                  │   │
-    │├──────┼──────────────────┤   │
-    ││1 @ 0 │ 1.00  3.00  5.00 │   │
-    ││axis 1│                  │   │
-    │└──────┴──────────────────┘   │
-    └──────────────────────────────┘
-    |}]
+  [%expect.unreachable]
+[@@expect.uncaught_exn {|
+  (* CR expect_test_collector: This test expectation appears to contain a backtrace.
+     This is strongly discouraged as backtraces are fragile.
+     Please change this test to not include a backtrace. *)
+  (Invalid_argument
+    "Tnode.update_memory_mode: update 15 -> 36 inconsistent for r2x4x3")
+  Raised at Stdlib.invalid_arg in file "stdlib.ml", line 30, characters 20-45
+  Called from Base__Avltree.iter in file "src/avltree.ml", line 491, characters 4-16
+  Called from Base__Hashtbl.iteri in file "src/hashtbl.ml", line 282, characters 20-42
+  Re-raised at Base__Hashtbl.iteri in file "src/hashtbl.ml", line 288, characters 6-15
+m  Called from Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 888-889, characters 2-7
+  Re-raised at Ir__Low_level.optimize_proc in file "arrayjit/lib/low_level.ml", lines 882-899, characters 30-49
+  Called from Ir__Low_level.optimize in file "arrayjit/lib/low_level.ml", line 1162, characters 15-57
+  Called from Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", line 419, characters 2-85
+  Re-raised at Ir__Assignments.lower in file "arrayjit/lib/assignments.ml", lines 412-419, characters 22-85
+  Called from Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 193-194, characters 4-45
+  Re-raised at Backends.lower_assignments in file "arrayjit/lib/backends.ml", lines 185-194, characters 34-47
+  Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 378, characters 6-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 377-378, characters 4-59
+  Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 376-384, characters 26-99
+  Called from Ocannl__Train.forward_and_ctx in file "lib/train.ml", line 500, characters 25-95
+  Re-raised at Ocannl__Train.forward_and_ctx in file "lib/train.ml", lines 491-504, characters 32-17
+  Called from Tutorials__Einsum_trivia.(fun) in file "test/einsum_trivia.ml", line 1284, characters 12-49
+  Called from Ppx_expect_runtime__Test_block.Configured.dump_backtrace in file "runtime/test_block.ml", line 142, characters 10-28
+  |}]


let%expect_test "einsum with fixed dim axes" =
Tensor.unsafe_reinitialize ();
@@ -1379,34 +612,10 @@ let%expect_test "einsum with fixed dim axes" =
Train.forward_and_forget backend ctx c;
Tensor.print ~with_code:false ~with_grad:false `Default @@ a;
[%expect
-    {|
-    ┌───────────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │[0]: r3x2x4 shape 0:3|2:4->1:2                                                                             │
-    │┌──────┬────────────────────────┬────────────────────────────────────┬────────────────────────────────────┐│
-    ││      │0 @ 0                   │1 @ 0                               │2 @ 0                               ││
-    ││      │axis 2                  │axis 2                              │axis 2                              ││
-    │├──────┼────────────────────────┼────────────────────────────────────┼────────────────────────────────────┤│
-    ││axis 1│ 0.00  1.00  2.00  3.00 │ 8.00     9.00     1.00e+1  1.10e+1 │ 1.60e+1  1.70e+1  1.80e+1  1.90e+1 ││
-    ││      │ 4.00  5.00  6.00  7.00 │ 1.20e+1  1.30e+1  1.40e+1  1.50e+1 │ 2.00e+1  2.10e+1  2.20e+1  2.30e+1 ││
-    │└──────┴────────────────────────┴────────────────────────────────────┴────────────────────────────────────┘│
-    └───────────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}];
+    {| [0]: r3x2x4 shape 0:3|2:4->1:2  <virtual> |}];
Tensor.print ~with_code:false ~with_grad:false `Default @@ b;
[%expect
-    {|
-    ┌────────────────────────────────┐
-    │[1]: r3x4x1 shape 0:3|2:1->1:4  │
-    │┌──────┬──────┬──────┬─────────┐│
-    ││      │0 @ 0 │1 @ 0 │2 @ 0    ││
-    ││      │axis 2│axis 2│axis 2   ││
-    │├──────┼──────┼──────┼─────────┤│
-    ││axis 1│ 0.00 │ 4.00 │ 8.00    ││
-    ││      │ 1.00 │ 5.00 │ 9.00    ││
-    ││      │ 2.00 │ 6.00 │ 1.00e+1 ││
-    ││      │ 3.00 │ 7.00 │ 1.10e+1 ││
-    │└──────┴──────┴──────┴─────────┘│
-    └────────────────────────────────┘
-    |}];
+    {| [1]: r3x4x1 shape 0:3|2:1->1:4  <virtual> |}];
Tensor.print ~with_code:false ~with_grad:false `Default @@ c;
[%expect
{|
@@ -1450,175 +659,175 @@ let%expect_test "outer_sum simulating axis concatenation" =
Tensor.print ~with_code:false ~with_grad:false `Default @@ positions;
[%expect
{|
-    ┌────────────────────────────────┐
-    │[9]: ;=>+ shape 0:4,1:5,2:6,3:3 │
-    │┌──────┬──────────────────┐     │
-    ││0 @ 0 │axis 3            │     │
-    │├──────┼──────────────────┤     │
-    ││0 @ 1 │ 0.00  0.00  0.00 │     │
-    ││axis 2│ 0.00  0.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 0.00  0.00  4.00 │     │
-    ││      │ 0.00  0.00  5.00 │     │
-    │├──────┼──────────────────┤     │
-    ││1 @ 1 │ 0.00  1.00  0.00 │     │
-    ││axis 2│ 0.00  1.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 0.00  1.00  4.00 │     │
-    ││      │ 0.00  1.00  5.00 │     │
-    │├──────┼──────────────────┤     │
-    ││2 @ 1 │ 0.00  2.00  0.00 │     │
-    ││axis 2│ 0.00  2.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 0.00  2.00  4.00 │     │
-    ││      │ 0.00  2.00  5.00 │     │
-    │├──────┼──────────────────┤     │
-    ││3 @ 1 │ 0.00  3.00  0.00 │     │
-    ││axis 2│ 0.00  3.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 0.00  3.00  4.00 │     │
-    ││      │ 0.00  3.00  5.00 │     │
-    │├──────┼──────────────────┤     │
-    ││4 @ 1 │ 0.00  4.00  0.00 │     │
-    ││axis 2│ 0.00  4.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 0.00  4.00  4.00 │     │
-    ││      │ 0.00  4.00  5.00 │     │
-    │└──────┴──────────────────┘     │
-    ├────────────────────────────────┤
-    │┌──────┬──────────────────┐     │
-    ││1 @ 0 │axis 3            │     │
-    │├──────┼──────────────────┤     │
-    ││0 @ 1 │ 1.00  0.00  0.00 │     │
-    ││axis 2│ 1.00  0.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 1.00  0.00  4.00 │     │
-    ││      │ 1.00  0.00  5.00 │     │
-    │├──────┼──────────────────┤     │
-    ││1 @ 1 │ 1.00  1.00  0.00 │     │
-    ││axis 2│ 1.00  1.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 1.00  1.00  4.00 │     │
-    ││      │ 1.00  1.00  5.00 │     │
-    │├──────┼──────────────────┤     │
-    ││2 @ 1 │ 1.00  2.00  0.00 │     │
-    ││axis 2│ 1.00  2.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 1.00  2.00  4.00 │     │
-    ││      │ 1.00  2.00  5.00 │     │
-    │├──────┼──────────────────┤     │
-    ││3 @ 1 │ 1.00  3.00  0.00 │     │
-    ││axis 2│ 1.00  3.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 1.00  3.00  4.00 │     │
-    ││      │ 1.00  3.00  5.00 │     │
-    │├──────┼──────────────────┤     │
-    ││4 @ 1 │ 1.00  4.00  0.00 │     │
-    ││axis 2│ 1.00  4.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 1.00  4.00  4.00 │     │
-    ││      │ 1.00  4.00  5.00 │     │
-    │└──────┴──────────────────┘     │
-    ├────────────────────────────────┤
-    │┌──────┬──────────────────┐     │
-    ││2 @ 0 │axis 3            │     │
-    │├──────┼──────────────────┤     │
-    ││0 @ 1 │ 2.00  0.00  0.00 │     │
-    ││axis 2│ 2.00  0.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 2.00  0.00  4.00 │     │
-    ││      │ 2.00  0.00  5.00 │     │
-    │├──────┼──────────────────┤     │
-    ││1 @ 1 │ 2.00  1.00  0.00 │     │
-    ││axis 2│ 2.00  1.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 2.00  1.00  4.00 │     │
-    ││      │ 2.00  1.00  5.00 │     │
-    │├──────┼──────────────────┤     │
-    ││2 @ 1 │ 2.00  2.00  0.00 │     │
-    ││axis 2│ 2.00  2.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 2.00  2.00  4.00 │     │
-    ││      │ 2.00  2.00  5.00 │     │
-    │├──────┼──────────────────┤     │
-    ││3 @ 1 │ 2.00  3.00  0.00 │     │
-    ││axis 2│ 2.00  3.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 2.00  3.00  4.00 │     │
-    ││      │ 2.00  3.00  5.00 │     │
-    │├──────┼──────────────────┤     │
-    ││4 @ 1 │ 2.00  4.00  0.00 │     │
-    ││axis 2│ 2.00  4.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 2.00  4.00  4.00 │     │
-    ││      │ 2.00  4.00  5.00 │     │
-    │└──────┴──────────────────┘     │
-    ├────────────────────────────────┤
-    │┌──────┬──────────────────┐     │
-    ││3 @ 0 │axis 3            │     │
-    │├──────┼──────────────────┤     │
-    ││0 @ 1 │ 3.00  0.00  0.00 │     │
-    ││axis 2│ 3.00  0.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 3.00  0.00  4.00 │     │
-    ││      │ 3.00  0.00  5.00 │     │
-    │├──────┼──────────────────┤     │
-    ││1 @ 1 │ 3.00  1.00  0.00 │     │
-    ││axis 2│ 3.00  1.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 3.00  1.00  4.00 │     │
-    ││      │ 3.00  1.00  5.00 │     │
-    │├──────┼──────────────────┤     │
-    ││2 @ 1 │ 3.00  2.00  0.00 │     │
-    ││axis 2│ 3.00  2.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 3.00  2.00  4.00 │     │
-    ││      │ 3.00  2.00  5.00 │     │
-    │├──────┼──────────────────┤     │
-    ││3 @ 1 │ 3.00  3.00  0.00 │     │
-    ││axis 2│ 3.00  3.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 3.00  3.00  4.00 │     │
-    ││      │ 3.00  3.00  5.00 │     │
-    │├──────┼──────────────────┤     │
-    ││4 @ 1 │ 3.00  4.00  0.00 │     │
-    ││axis 2│ 3.00  4.00  1.00 │     │
-    ││      │ ...   ...   ...  │     │
-    ││      │ 3.00  4.00  4.00 │     │
-    ││      │ 3.00  4.00  5.00 │     │
-    │└──────┴──────────────────┘     │
-    └────────────────────────────────┘
+    ┌───────────────────────────────────────┐
+    │[9]: ;=>+ shape 0:4,1:5,2:6,3:3        │
+    │┌──────┬──────────────────────────────┐│
+    ││0 @ 0 │axis 3                        ││
+    │├──────┼──────────────────────────────┤│
+    ││0 @ 1 │ 5.18e-20  9.16e-41  5.18e-20 ││
+    ││axis 2│ 1.88e-40  1.51e-19  1.00     ││
+    ││      │ ...       ...       ...      ││
+    ││      │ 5.31e+22  1.35e-19  4.00     ││
+    ││      │ 1.51e-19  3.96e-11  5.00     ││
+    │├──────┼──────────────────────────────┤│
+    ││1 @ 1 │ 5.18e-20  1.00  5.18e-20     ││
+    ││axis 2│ 4.58e-41  1.00  1.00         ││
+    ││      │ ...       ...   ...          ││
+    ││      │ 5.31e+22  1.00  4.00         ││
+    ││      │ 1.51e-19  1.00  5.00         ││
+    │├──────┼──────────────────────────────┤│
+    ││2 @ 1 │ 5.18e-20  2.00  5.18e-20     ││
+    ││axis 2│ 4.58e-41  2.00  1.00         ││
+    ││      │ ...       ...   ...          ││
+    ││      │ 5.31e+22  2.00  4.00         ││
+    ││      │ 1.51e-19  2.00  5.00         ││
+    │├──────┼──────────────────────────────┤│
+    ││3 @ 1 │ 5.18e-20  3.00  5.18e-20     ││
+    ││axis 2│ 4.58e-41  3.00  1.00         ││
+    ││      │ ...       ...   ...          ││
+    ││      │ 5.31e+22  3.00  4.00         ││
+    ││      │ 1.51e-19  3.00  5.00         ││
+    │├──────┼──────────────────────────────┤│
+    ││4 @ 1 │ 5.18e-20  4.00  5.18e-20     ││
+    ││axis 2│ 1.84e-30  4.00  1.00         ││
+    ││      │ ...       ...   ...          ││
+    ││      │ 5.31e+22  4.00  4.00         ││
+    ││      │ 1.51e-19  4.00  5.00         ││
+    │└──────┴──────────────────────────────┘│
+    ├───────────────────────────────────────┤
+    │┌──────┬──────────────────────────────┐│
+    ││1 @ 0 │axis 3                        ││
+    │├──────┼──────────────────────────────┤│
+    ││0 @ 1 │ 1.00      -7.38e+20  2.33e-9 ││
+    ││axis 2│ 1.00      -7.38e+20  1.00    ││
+    ││      │ ...       ...        ...     ││
+    ││      │ 5.31e+22  -7.38e+20  4.00    ││
+    ││      │ 1.00      -7.38e+20  5.00    ││
+    │├──────┼──────────────────────────────┤│
+    ││1 @ 1 │ 1.00      -7.38e+20  2.33e-9 ││
+    ││axis 2│ 1.00      -7.38e+20  1.00    ││
+    ││      │ ...       ...        ...     ││
+    ││      │ 5.31e+22  -7.38e+20  4.00    ││
+    ││      │ 1.00      -7.38e+20  5.00    ││
+    │├──────┼──────────────────────────────┤│
+    ││2 @ 1 │ 1.00      -7.38e+20  2.33e-9 ││
+    ││axis 2│ 1.00      -7.38e+20  1.00    ││
+    ││      │ ...       ...        ...     ││
+    ││      │ 5.31e+22  -7.38e+20  4.00    ││
+    ││      │ 1.00      -7.38e+20  5.00    ││
+    │├──────┼──────────────────────────────┤│
+    ││3 @ 1 │ 1.00      -7.38e+20  2.33e-9 ││
+    ││axis 2│ 1.00      -7.38e+20  1.00    ││
+    ││      │ ...       ...        ...     ││
+    ││      │ 5.31e+22  -7.38e+20  4.00    ││
+    ││      │ 1.00      -7.38e+20  5.00    ││
+    │├──────┼──────────────────────────────┤│
+    ││4 @ 1 │ 1.00      -7.38e+20  2.33e-9 ││
+    ││axis 2│ 1.00      -7.38e+20  1.00    ││
+    ││      │ ...       ...        ...     ││
+    ││      │ 5.31e+22  -7.38e+20  4.00    ││
+    ││      │ 1.00      -7.38e+20  5.00    ││
+    │└──────┴──────────────────────────────┘│
+    ├───────────────────────────────────────┤
+    │┌──────┬─────────────────────────────┐ │
+    ││2 @ 0 │axis 3                       │ │
+    │├──────┼─────────────────────────────┤ │
+    ││0 @ 1 │ 2.00      1.35e-19  1.71e-7 │ │
+    ││axis 2│ 2.00      2.87e-19  1.00    │ │
+    ││      │ ...       ...       ...     │ │
+    ││      │ 5.31e+22  2.71e-19  4.00    │ │
+    ││      │ 2.00      3.96e-11  5.00    │ │
+    │├──────┼─────────────────────────────┤ │
+    ││1 @ 1 │ 2.00      1.00  1.71e-7     │ │
+    ││axis 2│ 2.00      1.00  1.00        │ │
+    ││      │ ...       ...   ...         │ │
+    ││      │ 5.31e+22  1.00  4.00        │ │
+    ││      │ 2.00      1.00  5.00        │ │
+    │├──────┼─────────────────────────────┤ │
+    ││2 @ 1 │ 2.00      2.00  1.71e-7     │ │
+    ││axis 2│ 2.00      2.00  1.00        │ │
+    ││      │ ...       ...   ...         │ │
+    ││      │ 5.31e+22  2.00  4.00        │ │
+    ││      │ 2.00      2.00  5.00        │ │
+    │├──────┼─────────────────────────────┤ │
+    ││3 @ 1 │ 2.00      3.00  1.71e-7     │ │
+    ││axis 2│ 2.00      3.00  1.00        │ │
+    ││      │ ...       ...   ...         │ │
+    ││      │ 5.31e+22  3.00  4.00        │ │
+    ││      │ 2.00      3.00  5.00        │ │
+    │├──────┼─────────────────────────────┤ │
+    ││4 @ 1 │ 2.00      4.00  1.71e-7     │ │
+    ││axis 2│ 2.00      4.00  1.00        │ │
+    ││      │ ...       ...   ...         │ │
+    ││      │ 5.31e+22  4.00  4.00        │ │
+    ││      │ 2.00      4.00  5.00        │ │
+    │└──────┴─────────────────────────────┘ │
+    ├───────────────────────────────────────┤
+    │┌──────┬──────────────────────────────┐│
+    ││3 @ 0 │axis 3                        ││
+    │├──────┼──────────────────────────────┤│
+    ││0 @ 1 │ 3.00      3.96e-11  4.02e-11 ││
+    ││axis 2│ 3.00      3.96e-11  1.00     ││
+    ││      │ ...       ...       ...      ││
+    ││      │ 5.31e+22  3.96e-11  4.00     ││
+    ││      │ 3.00      7.92e-11  5.00     ││
+    │├──────┼──────────────────────────────┤│
+    ││1 @ 1 │ 3.00      1.00  4.02e-11     ││
+    ││axis 2│ 3.00      1.00  1.00         ││
+    ││      │ ...       ...   ...          ││
+    ││      │ 5.31e+22  1.00  4.00         ││
+    ││      │ 3.00      1.00  5.00         ││
+    │├──────┼──────────────────────────────┤│
+    ││2 @ 1 │ 3.00      2.00  4.02e-11     ││
+    ││axis 2│ 3.00      2.00  1.00         ││
+    ││      │ ...       ...   ...          ││
+    ││      │ 5.31e+22  2.00  4.00         ││
+    ││      │ 3.00      2.00  5.00         ││
+    │├──────┼──────────────────────────────┤│
+    ││3 @ 1 │ 3.00      3.00  4.02e-11     ││
+    ││axis 2│ 3.00      3.00  1.00         ││
+    ││      │ ...       ...   ...          ││
+    ││      │ 5.31e+22  3.00  4.00         ││
+    ││      │ 3.00      3.00  5.00         ││
+    │├──────┼──────────────────────────────┤│
+    ││4 @ 1 │ 3.00      4.00  4.02e-11     ││
+    ││axis 2│ 3.00      4.00  1.00         ││
+    ││      │ ...       ...   ...          ││
+    ││      │ 5.31e+22  4.00  4.00         ││
+    ││      │ 3.00      4.00  5.00         ││
+    │└──────┴──────────────────────────────┘│
+    └───────────────────────────────────────┘
|}];
Tensor.print ~with_code:false ~with_grad:false `Default @@ ti;
[%expect
{|
-    ┌───────────────────────────┐
-    │[1]: =>_ti shape 0:4,1:3   │
-    │┌──────┬──────────────────┐│
-    ││      │axis 1            ││
-    │├──────┼──────────────────┤│
-    ││axis 0│ 0.00  0.00  0.00 ││
-    ││      │ 1.00  0.00  0.00 ││
-    ││      │ 2.00  0.00  0.00 ││
-    ││      │ 3.00  0.00  0.00 ││
-    │└──────┴──────────────────┘│
-    └───────────────────────────┘
+    ┌────────────────────────────────────┐
+    │[1]: =>_ti shape 0:4,1:3            │
+    │┌──────┬───────────────────────────┐│
+    ││      │axis 1                     ││
+    │├──────┼───────────────────────────┤│
+    ││axis 0│ 0.00  4.58e-41   5.18e-20 ││
+    ││      │ 1.00  -7.38e+20  2.33e-9  ││
+    ││      │ 2.00  1.35e-19   1.71e-7  ││
+    ││      │ 3.00  3.96e-11   4.02e-11 ││
+    │└──────┴───────────────────────────┘│
+    └────────────────────────────────────┘
|}];
Tensor.print ~with_code:false ~with_grad:false `Default @@ tk;
[%expect
{|
-    ┌───────────────────────────┐
-    │[7]: =>_tk shape 0:6,1:3   │
-    │┌──────┬──────────────────┐│
-    ││      │axis 1            ││
-    │├──────┼──────────────────┤│
-    ││axis 0│ 0.00  0.00  0.00 ││
-    ││      │ 0.00  0.00  1.00 ││
-    ││      │ ...   ...   ...  ││
-    ││      │ 0.00  0.00  4.00 ││
-    ││      │ 0.00  0.00  5.00 ││
-    │└──────┴──────────────────┘│
-    └───────────────────────────┘
+    ┌───────────────────────────────────┐
+    │[7]: =>_tk shape 0:6,1:3           │
+    │┌──────┬──────────────────────────┐│
+    ││      │axis 1                    ││
+    │├──────┼──────────────────────────┤│
+    ││axis 0│ 5.18e-20  4.58e-41  0.00 ││
+    ││      │ 4.58e-41  1.51e-19  1.00 ││
+    ││      │ ...       ...       ...  ││
+    ││      │ 5.31e+22  1.35e-19  4.00 ││
+    ││      │ 1.51e-19  3.96e-11  5.00 ││
+    │└──────┴──────────────────────────┘│
+    └───────────────────────────────────┘
|}]


let%expect_test "einsum with a leftmost input axis preserved as output axis" =
@@ -1644,54 +853,10 @@ let%expect_test "einsum with a leftmost input axis preserved as output axis" =
Train.forward_and_forget backend ctx c;
Tensor.print ~with_code:false ~with_grad:false `Default @@ a;
[%expect
-    {|
-    ┌───────────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │[0]: r3x2x4_a shape 0:3|2:4->1:2                                                                           │
-    │┌──────┬────────────────────────┬────────────────────────────────────┬────────────────────────────────────┐│
-    ││      │0 @ 0                   │1 @ 0                               │2 @ 0                               ││
-    ││      │axis 2                  │axis 2                              │axis 2                              ││
-    │├──────┼────────────────────────┼────────────────────────────────────┼────────────────────────────────────┤│
-    ││axis 1│ 0.00  1.00  2.00  3.00 │ 8.00     9.00     1.00e+1  1.10e+1 │ 1.60e+1  1.70e+1  1.80e+1  1.90e+1 ││
-    ││      │ 4.00  5.00  6.00  7.00 │ 1.20e+1  1.30e+1  1.40e+1  1.50e+1 │ 2.00e+1  2.10e+1  2.20e+1  2.30e+1 ││
-    │└──────┴────────────────────────┴────────────────────────────────────┴────────────────────────────────────┘│
-    └───────────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}];
+    {| [0]: r3x2x4_a shape 0:3|2:4->1:2  <virtual> |}];
Tensor.print ~with_code:false ~with_grad:false `Default @@ b;
[%expect
-    {|
-    ┌────────────────────────────────────────────────────────────────┐
-    │[1]: r3x4x2x3_b shape 0:3|2:2,3:3->1:4                          │
-    │┌──────┬───────────────────────────┬───────────────────────────┐│
-    ││0 @ 0 │0 @ 2                      │1 @ 2                      ││
-    ││      │axis 3                     │axis 3                     ││
-    │├──────┼───────────────────────────┼───────────────────────────┤│
-    ││axis 1│ 0.00     1.00     2.00    │ 3.00     4.00     5.00    ││
-    ││      │ 6.00     7.00     8.00    │ 9.00     1.00e+1  1.10e+1 ││
-    ││      │ 1.20e+1  1.30e+1  1.40e+1 │ 1.50e+1  1.60e+1  1.70e+1 ││
-    ││      │ 1.80e+1  1.90e+1  2.00e+1 │ 2.10e+1  2.20e+1  2.30e+1 ││
-    │└──────┴───────────────────────────┴───────────────────────────┘│
-    ├────────────────────────────────────────────────────────────────┤
-    │┌──────┬───────────────────────────┬───────────────────────────┐│
-    ││1 @ 0 │0 @ 2                      │1 @ 2                      ││
-    ││      │axis 3                     │axis 3                     ││
-    │├──────┼───────────────────────────┼───────────────────────────┤│
-    ││axis 1│ 2.40e+1  2.50e+1  2.60e+1 │ 2.70e+1  2.80e+1  2.90e+1 ││
-    ││      │ 3.00e+1  3.10e+1  3.20e+1 │ 3.30e+1  3.40e+1  3.50e+1 ││
-    ││      │ 3.60e+1  3.70e+1  3.80e+1 │ 3.90e+1  4.00e+1  4.10e+1 ││
-    ││      │ 4.20e+1  4.30e+1  4.40e+1 │ 4.50e+1  4.60e+1  4.70e+1 ││
-    │└──────┴───────────────────────────┴───────────────────────────┘│
-    ├────────────────────────────────────────────────────────────────┤
-    │┌──────┬───────────────────────────┬───────────────────────────┐│
-    ││2 @ 0 │0 @ 2                      │1 @ 2                      ││
-    ││      │axis 3                     │axis 3                     ││
-    │├──────┼───────────────────────────┼───────────────────────────┤│
-    ││axis 1│ 4.80e+1  4.90e+1  5.00e+1 │ 5.10e+1  5.20e+1  5.30e+1 ││
-    ││      │ 5.40e+1  5.50e+1  5.60e+1 │ 5.70e+1  5.80e+1  5.90e+1 ││
-    ││      │ 6.00e+1  6.10e+1  6.20e+1 │ 6.30e+1  6.40e+1  6.50e+1 ││
-    ││      │ 6.60e+1  6.70e+1  6.80e+1 │ 6.90e+1  7.00e+1  7.10e+1 ││
-    │└──────┴───────────────────────────┴───────────────────────────┘│
-    └────────────────────────────────────────────────────────────────┘
-    |}];
+    {| [1]: r3x4x2x3_b shape 0:3|2:2,3:3->1:4  <virtual> |}];
Tensor.print ~with_code:false ~with_grad:false `Default @@ c;
[%expect
{|
@@ -1728,34 +893,10 @@ let%expect_test "einsum permuting two leftmost input axes as output axes" =
Train.forward_and_forget backend ctx c;
Tensor.print ~with_code:false ~with_grad:false `Default @@ a;
[%expect
-    {|
-    ┌───────────────────────────┐
-    │[0]: r2x2_a shape 1:2->0:2 │
-    │┌──────┬────────────┐      │
-    ││      │axis 1      │      │
-    │├──────┼────────────┤      │
-    ││axis 0│ 0.00  1.00 │      │
-    ││      │ 2.00  3.00 │      │
-    │└──────┴────────────┘      │
-    └───────────────────────────┘
-    |}];
+    {| [0]: r2x2_a shape 1:2->0:2  <virtual> |}];
Tensor.print ~with_code:false ~with_grad:false `Default @@ b;
[%expect
-    {|
-    ┌───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │[1]: r2x2x3x4_b shape 1:2,2:3,3:4->0:2                                                                                 │
-    │┌──────┬────────────────────────────────────┬────────────────────────────────────┬────────────────────────────────────┐│
-    ││      │0 @ 2                               │1 @ 2                               │2 @ 2                               ││
-    ││      │axis 3                              │axis 3                              │axis 3                              ││
-    │├──────┼────────────────────────────────────┼────────────────────────────────────┼────────────────────────────────────┤│
-    ││0 @ 1 │ 0.00     1.00     2.00     3.00    │ 4.00     5.00     6.00     7.00    │ 8.00     9.00     1.00e+1  1.10e+1 ││
-    ││axis 0│ 2.40e+1  2.50e+1  2.60e+1  2.70e+1 │ 2.80e+1  2.90e+1  3.00e+1  3.10e+1 │ 3.20e+1  3.30e+1  3.40e+1  3.50e+1 ││
-    │├──────┼────────────────────────────────────┼────────────────────────────────────┼────────────────────────────────────┤│
-    ││1 @ 1 │ 1.20e+1  1.30e+1  1.40e+1  1.50e+1 │ 1.60e+1  1.70e+1  1.80e+1  1.90e+1 │ 2.00e+1  2.10e+1  2.20e+1  2.30e+1 ││
-    ││axis 0│ 3.60e+1  3.70e+1  3.80e+1  3.90e+1 │ 4.00e+1  4.10e+1  4.20e+1  4.30e+1 │ 4.40e+1  4.50e+1  4.60e+1  4.70e+1 ││
-    │└──────┴────────────────────────────────────┴────────────────────────────────────┴────────────────────────────────────┘│
-    └───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    |}];
+    {| [1]: r2x2x3x4_b shape 1:2,2:3,3:4->0:2  <virtual> |}];
Tensor.print ~with_code:false ~with_grad:false `Default @@ c;
[%expect
{|
"/usr/bin/env" "bash" "-c" "opam exec -- dune build @install @check @runtest && rm -rf _build" failed with exit status 1
2025-06-28 12:25.52: Job failed: Failed: Build failed