Organisations ahrefs ocannl 37394a ()debian-12-5.3_s390x_opam-2.3
debian-12-5.3_s390x_opam-2.3

Created at Jul 16 09:21 +00:00
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Finished at Jul 16 09:22 +00:00
37394a
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2025-07-16 09:21.45: New job: test ahrefs/ocannl https://github.com/ahrefs/ocannl.git#refs/heads/master (37394a6466a5040071de587cbb68dd699157f58a) (linux-s390x:debian-12-5.3_s390x_opam-2.3)
Base: ocaml/opam:debian-12-ocaml-5.3@sha256:1a370b9c3d802931a0774c32ad20feaca623e546c167a3625dfada84f6a83b04
Opam project build


To reproduce locally:


git clone --recursive "https://github.com/ahrefs/ocannl.git" -b "master" && cd "ocannl" && git reset --hard 37394a64
cat > Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-12-ocaml-5.3@sha256:1a370b9c3d802931a0774c32ad20feaca623e546c167a3625dfada84f6a83b04
# debian-12-5.3_s390x_opam-2.3
USER 1000:1000
ENV CLICOLOR_FORCE="1"
ENV OPAMCOLOR="always"
WORKDIR /src
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 64169c3d1d6774ef4ce0fcc471269bb09cd215f5 || git fetch origin master) && git reset -q --hard 64169c3d1d6774ef4ce0fcc471269bb09cd215f5 && 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.0.9.0 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.1.13.2 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


2025-07-16 09:21.45: Using cache hint "ahrefs/ocannl-ocaml/opam:debian-12-ocaml-5.3@sha256:1a370b9c3d802931a0774c32ad20feaca623e546c167a3625dfada84f6a83b04-debian-12-5.3_s390x_opam-2.3-ee06dfbb3e21290708c2c8a6224283e3"
2025-07-16 09:21.45: Using OBuilder spec:
((from ocaml/opam:debian-12-ocaml-5.3@sha256:1a370b9c3d802931a0774c32ad20feaca623e546c167a3625dfada84f6a83b04)
(comment debian-12-5.3_s390x_opam-2.3)
(user (uid 1000) (gid 1000))
(env CLICOLOR_FORCE 1)
(env OPAMCOLOR always)
(workdir /src)
(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 64169c3d1d6774ef4ce0fcc471269bb09cd215f5 || git fetch origin master) && git reset -q --hard 64169c3d1d6774ef4ce0fcc471269bb09cd215f5 && 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.0.9.0 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.1.13.2 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"))
)


2025-07-16 09:21.45: Waiting for resource in pool OCluster
2025-07-16 09:21.45: Waiting for worker…
2025-07-16 09:21.45: Got resource from pool OCluster
Building on s390x-worker-01.marist.ci.dev
HEAD is now at e03fddd4 Fix and simplify Tensor.ndarray label
HEAD is now at 37394a64 Fix test expectation idempotency for the previous commit


(from ocaml/opam:debian-12-ocaml-5.3@sha256:1a370b9c3d802931a0774c32ad20feaca623e546c167a3625dfada84f6a83b04)
Unable to find image 'ocaml/opam:debian-12-ocaml-5.3@sha256:1a370b9c3d802931a0774c32ad20feaca623e546c167a3625dfada84f6a83b04' locally
docker.io/ocaml/opam@sha256:1a370b9c3d802931a0774c32ad20feaca623e546c167a3625dfada84f6a83b04: Pulling from ocaml/opam
Digest: sha256:1a370b9c3d802931a0774c32ad20feaca623e546c167a3625dfada84f6a83b04
Status: Downloaded newer image for ocaml/opam@sha256:1a370b9c3d802931a0774c32ad20feaca623e546c167a3625dfada84f6a83b04
2025-07-16 09:21.46 ---> using "13a5f4701a1ce1ddc93e0833d2d4c344e17c0c9e6214a9fc159defbcabd1a66b" from cache


/: (comment debian-12-5.3_s390x_opam-2.3)


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


/: (env CLICOLOR_FORCE 1)


/: (env OPAMCOLOR always)


/: (workdir /src)


/src: (run (shell "sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam"))
2025-07-16 09:21.46 ---> using "7753f2c6234053a37aed766a62dce4e388ecd69e41bef33840a5d2f490b1a00e" 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.


Continue? [y/n] y
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.


Format upgrade done.


<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2025-07-16 09:21.46 ---> using "04a585b79b957eda82a066b77e8d39108bc86f98765f9b04ee863594631ecd57" from cache


/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))
Linux 6.8.0-55-generic
The OCaml toplevel, version 5.3.0
2.3.0
2025-07-16 09:21.46 ---> using "3760254ff8b25d005fc9e4e22fae37f253bb02d09fb43bbd90542e9ce58b2fb7" from cache


/src: (workdir /src)


/src: (run (shell "sudo chown opam /src"))
2025-07-16 09:21.46 ---> using "b9b037ce30958284d894a5acbe78ae408b1a371d3ae4e1e3d67cf874de58f8c3" from cache


/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "cd ~/opam-repository && (git cat-file -e 64169c3d1d6774ef4ce0fcc471269bb09cd215f5 || git fetch origin master) && git reset -q --hard 64169c3d1d6774ef4ce0fcc471269bb09cd215f5 && git log --no-decorate -n1 --oneline && opam update -u"))
From https://github.com/ocaml/opam-repository
* branch                  master     -> FETCH_HEAD
6dea2f9390..64169c3d1d  master     -> origin/master
64169c3d1d Merge pull request #28149 from dbuenzli/b0-publish-logs.0.9.0


<><> 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)
2025-07-16 09:21.46 ---> using "bff7844f4b017cdf3dee49415edc864b6d5566daa5c42f786a3dacdc65f52392" from cache


/src: (copy (src neural_nets_lib.opam arrayjit.opam) (dst ./))
2025-07-16 09:21.46 ---> using "9dcc68ac1970b2a8c1348b9a7975d108f14a1061cde7bfe0ed5233439fe9d254" 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)
2025-07-16 09:21.46 ---> using "6da133ff7b15a401082fbcf1d06094487cc092bffe44b68e223ced1ea2a75e70" from cache


/src: (run (network host)
(shell "echo '(lang dune 3.0)' > './dune-project'"))
2025-07-16 09:21.46 ---> using "18e32c0a3c9302aa1b11414a9717a2b3fd76ddce5d99de9ad0a96057f7ab0bf6" 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.0.9.0 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.1.13.2 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/bin/sudo "apt-get" "update"
- Hit:1 http://deb.debian.org/debian bookworm InRelease
- Get:2 http://deb.debian.org/debian bookworm-updates InRelease [55.4 kB]
- Get:3 http://deb.debian.org/debian-security bookworm-security InRelease [48.0 kB]
- Get:4 http://deb.debian.org/debian-security bookworm-security/main s390x Packages [240 kB]
- Fetched 344 kB in 0s (1148 kB/s)
- Reading package lists...
- 


<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>
[arrayjit.dev] synchronised (file:///src)
[neural_nets_lib.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:
libcurl4-gnutls-dev libffi-dev pkg-config zlib1g-dev


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


+ /usr/bin/sudo "apt-get" "install" "-qq" "-yy" "libcurl4-gnutls-dev" "libffi-dev" "pkg-config" "zlib1g-dev"
- debconf: delaying package configuration, since apt-utils is not installed
- Selecting previously unselected package libcurl4-gnutls-dev:s390x.
- (Reading database ... 
(Reading database ... 5%
(Reading database ... 10%
(Reading database ... 15%
(Reading database ... 20%
(Reading database ... 25%
(Reading database ... 30%
(Reading database ... 35%
(Reading database ... 40%
(Reading database ... 45%
(Reading database ... 50%
(Reading database ... 55%
(Reading database ... 60%
(Reading database ... 65%
(Reading database ... 70%
(Reading database ... 75%
(Reading database ... 80%
(Reading database ... 85%
(Reading database ... 90%
(Reading database ... 95%
(Reading database ... 100%
(Reading database ... 18551 files and directories currently installed.)
- Preparing to unpack .../0-libcurl4-gnutls-dev_7.88.1-10+deb12u12_s390x.deb ...
- Unpacking libcurl4-gnutls-dev:s390x (7.88.1-10+deb12u12) ...
- Selecting previously unselected package libffi-dev:s390x.
- Preparing to unpack .../1-libffi-dev_3.4.4-1_s390x.deb ...
- Unpacking libffi-dev:s390x (3.4.4-1) ...
- Selecting previously unselected package libpkgconf3:s390x.
- Preparing to unpack .../2-libpkgconf3_1.8.1-1_s390x.deb ...
- Unpacking libpkgconf3:s390x (1.8.1-1) ...
- Selecting previously unselected package pkgconf-bin.
- Preparing to unpack .../3-pkgconf-bin_1.8.1-1_s390x.deb ...
- Unpacking pkgconf-bin (1.8.1-1) ...
- Selecting previously unselected package pkgconf:s390x.
- Preparing to unpack .../4-pkgconf_1.8.1-1_s390x.deb ...
- Unpacking pkgconf:s390x (1.8.1-1) ...
- Selecting previously unselected package pkg-config:s390x.
- Preparing to unpack .../5-pkg-config_1.8.1-1_s390x.deb ...
- Unpacking pkg-config:s390x (1.8.1-1) ...
- Selecting previously unselected package zlib1g-dev:s390x.
- Preparing to unpack .../6-zlib1g-dev_1%3a1.2.13.dfsg-1_s390x.deb ...
- Unpacking zlib1g-dev:s390x (1:1.2.13.dfsg-1) ...
- Setting up libcurl4-gnutls-dev:s390x (7.88.1-10+deb12u12) ...
- Setting up libffi-dev:s390x (3.4.4-1) ...
- Setting up libpkgconf3:s390x (1.8.1-1) ...
- Setting up pkgconf-bin (1.8.1-1) ...
- Setting up zlib1g-dev:s390x (1:1.2.13.dfsg-1) ...
- Setting up pkgconf:s390x (1.8.1-1) ...
- Setting up pkg-config:s390x (1.8.1-1) ...
- Processing triggers for libc-bin (2.36-9+deb12u10) ...
2025-07-16 09:21.46 ---> using "692b4d8dcc5403b8f0cbe8027a7dc65c4c8a57a44c2e9e77947aeb8188b2d2d9" 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                    0.9.0
- 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                      1.13.2
- 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 fmt.0.10.0  (cached)
-> retrieved integers.0.7.0  (cached)
-> retrieved jane-street-headers.v0.17.0  (cached)
-> retrieved jst-config.v0.17.0  (cached)
-> retrieved logs.0.9.0  (cached)
-> retrieved mdx.2.5.0  (cached)
-> retrieved mtime.2.1.0  (cached)
-> retrieved dune.3.19.1, dune-configurator.3.19.1  (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)
-> installed cmdliner.1.3.0
-> 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_deriving.6.1.0  (cached)
-> retrieved ppx_enumerate.v0.17.0  (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 ppx_string.v0.17.0  (cached)
-> retrieved ppx_minidebug.2.3.0  (cached)
-> retrieved ppx_variants_conv.v0.17.1  (cached)
-> retrieved ppxlib_jane.v0.17.4  (cached)
-> retrieved ppxlib.0.36.0  (cached)
-> retrieved ptime.1.2.0  (cached)
-> retrieved re.1.13.2  (cached)
-> retrieved result.1.5  (cached)
-> retrieved seq.base  (cached)
-> retrieved printbox.0.12, printbox-ext-plot.0.12, printbox-html.0.12, printbox-md.0.12, printbox-text.0.12  (cached)
-> retrieved saturn_lockfree.0.5.0  (cached)
-> retrieved sexplib.v0.17.0  (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 num.1.6
-> installed ocamlfind.1.9.8
-> installed base-bytes.base
-> installed seq.base
-> installed camlzip.1.13
-> installed ocamlbuild.0.16.1
-> installed topkg.1.0.8
-> installed astring.0.8.5
-> installed fmt.0.10.0
-> installed mtime.2.1.0
-> installed ptime.1.2.0
-> installed logs.0.9.0
-> installed uutf.1.0.4
-> installed dune.3.19.1
-> installed backoff.0.1.1
-> installed bigarray-compat.1.1.0
-> installed camlp-streams.5.0.1
-> installed csexp.1.5.2
-> installed cppo.1.8.0
-> installed csv.2.4
-> installed jane-street-headers.v0.17.0
-> installed multicore-magic.2.3.1
-> installed dune-configurator.3.19.1
-> installed ocaml-compiler-libs.v0.17.0
-> installed bigstringaf.0.10.0
-> installed ocaml-syntax-shims.1.0.0
-> installed ocaml-version.4.0.1
-> installed uucp.16.0.0
-> installed angstrom.0.16.1
-> installed ocaml_intrinsics_kernel.v0.17.1
-> installed pprint.20230830
-> installed ppx_derivers.1.2.1
-> installed printbox.0.12
-> installed curl.0.10.0
-> installed result.1.5
-> installed printbox-text.0.12
-> installed sexplib0.v0.17.0
-> installed saturn_lockfree.0.5.0
-> installed re.1.13.2
-> installed printbox-md.0.12
-> installed parsexp.v0.17.0
-> installed stdlib-shims.0.3.0
-> installed sexplib.v0.17.0
-> installed mdx.2.5.0
-> installed integers.0.7.0
-> installed thread-local-storage.0.2
-> installed ctypes.0.23.0
-> installed base.v0.17.3
-> installed ctypes-foreign.0.23.0
-> installed fieldslib.v0.17.0
-> installed stdio.v0.17.0
-> installed variantslib.v0.17.0
-> installed tyxml.4.6.0
-> installed printbox-html.0.12
-> installed printbox-ext-plot.0.12
-> installed ppxlib.0.36.0
-> installed ppx_cold.v0.17.0
-> installed ppx_fields_conv.v0.17.0
-> installed ppx_here.v0.17.0
-> installed ppx_optcomp.v0.17.1
-> installed ppx_deriving.6.1.0
-> installed ppxlib_jane.v0.17.4
-> installed ppx_variants_conv.v0.17.1
-> installed ppx_globalize.v0.17.2
-> installed ppx_enumerate.v0.17.0
-> 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 time_now.v0.17.0
-> installed ppx_string.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)
2025-07-16 09:21.46 ---> using "600f5832e4a196518a31eb7bd4082165ff823ebf7f0d8d25614f7e37aaf253f2" from cache


/src: (copy (src .) (dst /src))
2025-07-16 09:21.48 ---> saved as "6b2e997fa49963f5929b4f22af65cc2e120ddcc4a0f23218403df3e4754bb5a9"


/src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))
File "arrayjit/test/dune", line 6, characters 16-24:
6 |   (pps ppx_here 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/operations/config && ../../../arrayjit/bin/read_config.exe --read=backend)


Welcome to OCANNL! Reading configuration defaults from /src/_build/default/test/operations/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
(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/operations/dune", lines 19-29, characters 0-281:
19 | (rule
20 |  (alias runtest)
21 |  (target
22 |   (dir log_files))
23 |  (action
24 |   (run
25 |    %{dep:micrograd_demo_logging.exe}
26 |    "--ocannl_debug_backend=text"
27 |    "--ocannl_log_file_stem=micrograd_demo_logging"
28 |    "--ocannl_log_main_domain_to_stdout=false"
29 |    "--ocannl_debug_log_to_stream_files=true")))
(cd _build/default/test/operations && ./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/operations/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_limit_constant_fill_size
Not found, using default 256
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
Retrieving commandline, environment, or config file variable ocannl_prefer_backend_uniformity
Found true, in the config file
Retrieving commandline, environment, or config file variable ocannl_debug_log_to_stream_files
Found true, commandline --ocannl_debug_log_to_stream_files=true
Retrieving commandline, environment, or config file variable ocannl_cc_backend_optimization_level
Not found, using default 3
Retrieving commandline, environment, or config file variable ocannl_cc_backend_compiler_command
Not found, using default gcc
Retrieving commandline, environment, or config file variable ocannl_cc_backend_verify_codesign
Not found, using default false
Fatal error: exception File "src/printbox-text/PrintBox_text.ml", line 212, characters 6-12: Assertion failed
Raised at PrintBox_text.Output.Make_out.to_buf_aux_ in file "src/printbox-text/PrintBox_text.ml", line 212, characters 6-50
Called from Stdlib__Map.Make.fold in file "map.ml", line 329, characters 19-42
Called from Stdlib__Map.Make.fold in file "map.ml", line 329, characters 26-41
Called from Stdlib__Map.Make.fold in file "map.ml", line 329, characters 26-41
Called from Stdlib__Map.Make.fold in file "map.ml", line 329, characters 26-41
Called from PrintBox_text.Output.Make_out.render in file "src/printbox-text/PrintBox_text.ml", line 242, characters 14-64
Called from PrintBox_text.output in file "src/printbox-text/PrintBox_text.ml", line 851, characters 2-31
Called from Minidebug_runtime.PrintBox.output_box in file "minidebug_runtime.ml", line 1527, characters 19-59
Called from Minidebug_runtime.PrintBox.close_log_impl.close_tree in file "minidebug_runtime.ml", line 1572, characters 6-38
Called from Backends.Add_buffer_retrieval_and_syncing.sync_routine in file "arrayjit/lib/backends.ml", lines 206-234, characters 31-82
Called from Backends.Raise_backend.link in file "arrayjit/lib/backends.ml", lines 538-539, characters 4-92
Re-raised at Backends.Raise_backend.link in file "arrayjit/lib/backends.ml", lines 525-539, characters 23-92
Called from Dune__exe__Micrograd_demo_logging in file "test/operations/micrograd_demo_logging.ml", line 36, characters 13-76
File "test/einsum/test_conv_syntax.expected", line 1, characters 0-0:
/usr/bin/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 7098c49..02f1b08 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...
File "test/einsum/test_print_style.expected", line 1, characters 0-0:
/usr/bin/git --no-pager diff --no-index --color=always -u _build/default/test/einsum/test_print_style.expected _build/default/test/einsum/test_print_style.exe.output
diff --git a/_build/default/test/einsum/test_print_style.expected b/_build/default/test/einsum/test_print_style.exe.output
index 5151f60..80ff444 100644
--- a/_build/default/test/einsum/test_print_style.expected
+++ b/_build/default/test/einsum/test_print_style.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 print_style functionality:
File "test/einsum/einsum_trivia_exec.expected", line 1, characters 0-0:
/usr/bin/git --no-pager diff --no-index --color=always -u _build/default/test/einsum/einsum_trivia_exec.expected _build/default/test/einsum/einsum_trivia_exec.exe.output
diff --git a/_build/default/test/einsum/einsum_trivia_exec.expected b/_build/default/test/einsum/einsum_trivia_exec.exe.output
index 1ba1584..9db180b 100644
--- a/_build/default/test/einsum/einsum_trivia_exec.expected
+++ b/_build/default/test/einsum/einsum_trivia_exec.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
HERE: test/einsum/einsum_trivia_exec.ml:31:21
@@ -711,173 +711,173 @@ HERE: test/einsum/einsum_trivia_exec.ml:247:21


HERE: test/einsum/einsum_trivia_exec.ml:274:21
-┌────────────────────────────────┐
-│[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 │ 1.91e-42   1.06e-28  0.00   ││
+││axis 2│ 9.55e-43   5.32e-29  1.00   ││
+││      │ ...        ...       ...    ││
+││      │ 4.68e+3    5.12e+3   4.00   ││
+││      │ -8.89e-26  5.32e-29  5.00   ││
+│├──────┼─────────────────────────────┤│
+││1 @ 1 │ 9.55e-43   1.00     2.06e+3 ││
+││axis 2│ 0.00       1.00     2.06e+3 ││
+││      │ ...        ...      ...     ││
+││      │ 4.68e+3    5.12e+3  2.06e+3 ││
+││      │ -8.89e-26  1.00     2.06e+3 ││
+│├──────┼─────────────────────────────┤│
+││2 @ 1 │ 2.14e+3  2.00     2.46e+3   ││
+││axis 2│ 2.14e+3  2.00     2.46e+3   ││
+││      │ ...      ...      ...       ││
+││      │ 6.82e+3  5.12e+3  2.46e+3   ││
+││      │ 2.14e+3  2.00     2.46e+3   ││
+│├──────┼─────────────────────────────┤│
+││3 @ 1 │ 2.48e+3  3.00     2.86e+3   ││
+││axis 2│ 2.48e+3  3.00     2.86e+3   ││
+││      │ ...      ...      ...       ││
+││      │ 7.16e+3  5.12e+3  2.86e+3   ││
+││      │ 2.48e+3  3.00     2.86e+3   ││
+│├──────┼─────────────────────────────┤│
+││4 @ 1 │ 2.82e+3  4.00     3.26e+3   ││
+││axis 2│ 2.82e+3  4.00     3.26e+3   ││
+││      │ ...      ...      ...       ││
+││      │ 7.50e+3  5.12e+3  3.26e+3   ││
+││      │ 2.82e+3  4.00     3.26e+3   ││
+│└──────┴─────────────────────────────┘│
+├──────────────────────────────────────┤
+│┌──────┬───────────────────────────┐  │
+││1 @ 0 │axis 3                     │  │
+│├──────┼───────────────────────────┤  │
+││0 @ 1 │ 1.00     4.80e+1  6.50e+1 │  │
+││axis 2│ 1.00     4.80e+1  6.60e+1 │  │
+││      │ ...      ...      ...     │  │
+││      │ 4.68e+3  5.16e+3  6.90e+1 │  │
+││      │ 1.00     4.80e+1  7.00e+1 │  │
+│├──────┼───────────────────────────┤  │
+││1 @ 1 │ 1.00     4.90e+1  2.12e+3 │  │
+││axis 2│ 1.00     4.90e+1  2.12e+3 │  │
+││      │ ...      ...      ...     │  │
+││      │ 4.68e+3  5.16e+3  2.12e+3 │  │
+││      │ 1.00     4.90e+1  2.13e+3 │  │
+│├──────┼───────────────────────────┤  │
+││2 @ 1 │ 2.14e+3  5.00e+1  2.52e+3 │  │
+││axis 2│ 2.14e+3  5.00e+1  2.52e+3 │  │
+││      │ ...      ...      ...     │  │
+││      │ 6.82e+3  5.17e+3  2.52e+3 │  │
+││      │ 2.14e+3  5.00e+1  2.53e+3 │  │
+│├──────┼───────────────────────────┤  │
+││3 @ 1 │ 2.48e+3  5.10e+1  2.92e+3 │  │
+││axis 2│ 2.48e+3  5.10e+1  2.92e+3 │  │
+││      │ ...      ...      ...     │  │
+││      │ 7.16e+3  5.17e+3  2.92e+3 │  │
+││      │ 2.48e+3  5.10e+1  2.93e+3 │  │
+│├──────┼───────────────────────────┤  │
+││4 @ 1 │ 2.82e+3  5.20e+1  3.32e+3 │  │
+││axis 2│ 2.82e+3  5.20e+1  3.32e+3 │  │
+││      │ ...      ...      ...     │  │
+││      │ 7.50e+3  5.17e+3  3.32e+3 │  │
+││      │ 2.82e+3  5.20e+1  3.33e+3 │  │
+│└──────┴───────────────────────────┘  │
+├──────────────────────────────────────┤
+│┌──────┬───────────────────────────┐  │
+││2 @ 0 │axis 3                     │  │
+│├──────┼───────────────────────────┤  │
+││0 @ 1 │ 2.00     1.05e+2  1.60e+2 │  │
+││axis 2│ 2.00     1.05e+2  1.61e+2 │  │
+││      │ ...      ...      ...     │  │
+││      │ 4.68e+3  5.22e+3  1.64e+2 │  │
+││      │ 2.00     1.05e+2  1.65e+2 │  │
+│├──────┼───────────────────────────┤  │
+││1 @ 1 │ 2.00     1.06e+2  2.22e+3 │  │
+││axis 2│ 2.00     1.06e+2  2.22e+3 │  │
+││      │ ...      ...      ...     │  │
+││      │ 4.68e+3  5.22e+3  2.22e+3 │  │
+││      │ 2.00     1.06e+2  2.22e+3 │  │
+│├──────┼───────────────────────────┤  │
+││2 @ 1 │ 2.15e+3  1.07e+2  2.62e+3 │  │
+││axis 2│ 2.15e+3  1.07e+2  2.62e+3 │  │
+││      │ ...      ...      ...     │  │
+││      │ 6.83e+3  5.22e+3  2.62e+3 │  │
+││      │ 2.15e+3  1.07e+2  2.62e+3 │  │
+│├──────┼───────────────────────────┤  │
+││3 @ 1 │ 2.48e+3  1.08e+2  3.02e+3 │  │
+││axis 2│ 2.48e+3  1.08e+2  3.02e+3 │  │
+││      │ ...      ...      ...     │  │
+││      │ 7.16e+3  5.22e+3  3.02e+3 │  │
+││      │ 2.48e+3  1.08e+2  3.02e+3 │  │
+│├──────┼───────────────────────────┤  │
+││4 @ 1 │ 2.82e+3  1.09e+2  3.42e+3 │  │
+││axis 2│ 2.82e+3  1.09e+2  3.42e+3 │  │
+││      │ ...      ...      ...     │  │
+││      │ 7.50e+3  5.22e+3  3.42e+3 │  │
+││      │ 2.82e+3  1.09e+2  3.42e+3 │  │
+│└──────┴───────────────────────────┘  │
+├──────────────────────────────────────┤
+│┌──────┬───────────────────────────┐  │
+││3 @ 0 │axis 3                     │  │
+│├──────┼───────────────────────────┤  │
+││0 @ 1 │ 3.00     2.20e+2  2.53e+2 │  │
+││axis 2│ 3.00     2.20e+2  2.54e+2 │  │
+││      │ ...      ...      ...     │  │
+││      │ 4.68e+3  5.34e+3  2.57e+2 │  │
+││      │ 3.00     2.20e+2  2.58e+2 │  │
+│├──────┼───────────────────────────┤  │
+││1 @ 1 │ 3.00     2.21e+2  2.31e+3 │  │
+││axis 2│ 3.00     2.21e+2  2.31e+3 │  │
+││      │ ...      ...      ...     │  │
+││      │ 4.68e+3  5.34e+3  2.31e+3 │  │
+││      │ 3.00     2.21e+2  2.31e+3 │  │
+│├──────┼───────────────────────────┤  │
+││2 @ 1 │ 2.15e+3  2.22e+2  2.71e+3 │  │
+││axis 2│ 2.15e+3  2.22e+2  2.71e+3 │  │
+││      │ ...      ...      ...     │  │
+││      │ 6.83e+3  5.34e+3  2.71e+3 │  │
+││      │ 2.15e+3  2.22e+2  2.71e+3 │  │
+│├──────┼───────────────────────────┤  │
+││3 @ 1 │ 2.48e+3  2.23e+2  3.11e+3 │  │
+││axis 2│ 2.48e+3  2.23e+2  3.11e+3 │  │
+││      │ ...      ...      ...     │  │
+││      │ 7.16e+3  5.34e+3  3.11e+3 │  │
+││      │ 2.48e+3  2.23e+2  3.11e+3 │  │
+│├──────┼───────────────────────────┤  │
+││4 @ 1 │ 2.82e+3  2.24e+2  3.51e+3 │  │
+││axis 2│ 2.82e+3  2.24e+2  3.51e+3 │  │
+││      │ ...      ...      ...     │  │
+││      │ 7.50e+3  5.34e+3  3.51e+3 │  │
+││      │ 2.82e+3  2.24e+2  3.51e+3 │  │
+│└──────┴───────────────────────────┘  │
+└──────────────────────────────────────┘


HERE: test/einsum/einsum_trivia_exec.ml:275:21
-┌───────────────────────────┐
-│[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  5.32e-29  0.00    ││
+││      │ 1.00  4.80e+1   6.50e+1 ││
+││      │ 2.00  1.05e+2   1.60e+2 ││
+││      │ 3.00  2.20e+2   2.53e+2 ││
+│└──────┴─────────────────────────┘│
+└──────────────────────────────────┘


HERE: test/einsum/einsum_trivia_exec.ml:276:21
-┌───────────────────────────┐
-│[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│ 9.55e-43   5.33e-29  0.00 ││
+││      │ 0.00       9.55e-43  1.00 ││
+││      │ ...        ...       ...  ││
+││      │ 4.68e+3    5.12e+3   4.00 ││
+││      │ -8.89e-26  1.43e-42  5.00 ││
+│└──────┴───────────────────────────┘│
+└────────────────────────────────────┘


HERE: test/einsum/einsum_trivia_exec.ml:299:21
(cd _build/.sandbox/8e1eba3cc7e8f0ad750744183b226e99/default/test/einsum && .einsum_tutorials.inline-tests/inline-test-runner.exe inline-test-runner einsum_tutorials -partition '' -source-tree-root ../.. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/8e1eba3cc7e8f0ad750744183b226e99/default/test/einsum/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/8e1eba3cc7e8f0ad750744183b226e99/default/test/einsum && .einsum_tutorials.inline-tests/inline-test-runner.exe inline-test-runner einsum_tutorials -partition 'Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/b0c6a981e61c4dfb211b0a48aa170805/default/test/einsum/ocannl_config.' -source-tree-root ../.. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/8e1eba3cc7e8f0ad750744183b226e99/default/test/einsum/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/8e1eba3cc7e8f0ad750744183b226e99/default/test/einsum && .einsum_tutorials.inline-tests/inline-test-runner.exe inline-test-runner einsum_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/8e1eba3cc7e8f0ad750744183b226e99/default/test/einsum/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/8e1eba3cc7e8f0ad750744183b226e99/default/test/einsum && .einsum_tutorials.inline-tests/inline-test-runner.exe inline-test-runner einsum_tutorials -partition 'Found 0, in the config file' -source-tree-root ../.. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/8e1eba3cc7e8f0ad750744183b226e99/default/test/einsum/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/74d6921a1af308fb144f02c016fd8b2c/default/test/operations && .operations_tutorials.inline-tests/inline-test-runner.exe inline-test-runner operations_tutorials -partition '' -source-tree-root ../.. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/74d6921a1af308fb144f02c016fd8b2c/default/test/operations/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/74d6921a1af308fb144f02c016fd8b2c/default/test/operations && .operations_tutorials.inline-tests/inline-test-runner.exe inline-test-runner operations_tutorials -partition 'Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/395017a069e1ec57a241decca4ff0279/default/test/operations/ocannl_config.' -source-tree-root ../.. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/74d6921a1af308fb144f02c016fd8b2c/default/test/operations/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/74d6921a1af308fb144f02c016fd8b2c/default/test/operations && .operations_tutorials.inline-tests/inline-test-runner.exe inline-test-runner operations_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/74d6921a1af308fb144f02c016fd8b2c/default/test/operations/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/74d6921a1af308fb144f02c016fd8b2c/default/test/operations && .operations_tutorials.inline-tests/inline-test-runner.exe inline-test-runner operations_tutorials -partition 'Found 0, in the config file' -source-tree-root ../.. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/74d6921a1af308fb144f02c016fd8b2c/default/test/operations/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/74d6921a1af308fb144f02c016fd8b2c/default/test/operations && .operations_tutorials.inline-tests/inline-test-runner.exe inline-test-runner operations_tutorials -partition hello_world_op.ml -source-tree-root ../.. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/74d6921a1af308fb144f02c016fd8b2c/default/test/operations/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/8e1eba3cc7e8f0ad750744183b226e99/default/test/einsum && .einsum_tutorials.inline-tests/inline-test-runner.exe inline-test-runner einsum_tutorials -partition einsum_trivia.ml -source-tree-root ../.. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/8e1eba3cc7e8f0ad750744183b226e99/default/test/einsum/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/74d6921a1af308fb144f02c016fd8b2c/default/test/operations && .operations_tutorials.inline-tests/inline-test-runner.exe inline-test-runner operations_tutorials -partition primitive_ops.ml -source-tree-root ../.. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/74d6921a1af308fb144f02c016fd8b2c/default/test/operations/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
File "test/einsum/moons_demo_variant.expected", line 1, characters 0-0:
/usr/bin/git --no-pager diff --no-index --color=always -u _build/default/test/einsum/moons_demo_variant.expected _build/default/test/einsum/moons_demo_variant.exe.output
diff --git a/_build/default/test/einsum/moons_demo_variant.expected b/_build/default/test/einsum/moons_demo_variant.exe.output
index 7eaadc2..a9e715d 100644
--- a/_build/default/test/einsum/moons_demo_variant.expected
+++ b/_build/default/test/einsum/moons_demo_variant.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
Tnode: collecting accessible arrays...
File "test/einsum/einsum_trivia.ml", line 1, characters 0-0:
/usr/bin/git --no-pager diff --no-index --color=always -u _build/default/test/einsum/einsum_trivia.ml _build/.sandbox/8e1eba3cc7e8f0ad750744183b226e99/default/test/einsum/einsum_trivia.ml.corrected
diff --git a/_build/default/test/einsum/einsum_trivia.ml b/_build/.sandbox/8e1eba3cc7e8f0ad750744183b226e99/default/test/einsum/einsum_trivia.ml.corrected
index 2125658..f4d1928 100644
--- a/_build/default/test/einsum/einsum_trivia.ml
+++ b/_build/.sandbox/8e1eba3cc7e8f0ad750744183b226e99/default/test/einsum/einsum_trivia.ml.corrected
@@ -996,177 +996,177 @@ let%expect_test "outer_sum simulating axis concatenation" =
[%expect
{|
HERE: test/einsum/einsum_trivia.ml:995:21
-    ┌────────────────────────────────┐
-    │[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 │ 1.43e-42   2.87e-13  0.00 │   │
+    ││axis 2│ -5.54e-39  2.87e-13  1.00 │   │
+    ││      │ ...        ...       ...  │   │
+    ││      │ 0.00       2.87e-13  4.00 │   │
+    ││      │ 4.20e-44   2.87e-13  5.00 │   │
+    │├──────┼───────────────────────────┤   │
+    ││1 @ 1 │ 1.43e-42   1.00  1.77e+28 │   │
+    ││axis 2│ -5.54e-39  1.00  1.77e+28 │   │
+    ││      │ ...        ...   ...      │   │
+    ││      │ 0.00       1.00  1.77e+28 │   │
+    ││      │ 4.20e-44   1.00  1.77e+28 │   │
+    │├──────┼───────────────────────────┤   │
+    ││2 @ 1 │ 1.95e+34  2.00  1.93e+31  │   │
+    ││axis 2│ 1.95e+34  2.00  1.93e+31  │   │
+    ││      │ ...       ...   ...       │   │
+    ││      │ 1.95e+34  2.00  1.93e+31  │   │
+    ││      │ 1.95e+34  2.00  1.93e+31  │   │
+    │├──────┼───────────────────────────┤   │
+    ││3 @ 1 │ 3.38e-6  3.00  3.09e+32   │   │
+    ││axis 2│ 3.38e-6  3.00  3.09e+32   │   │
+    ││      │ ...      ...   ...        │   │
+    ││      │ 3.38e-6  3.00  3.09e+32   │   │
+    ││      │ 3.38e-6  3.00  3.09e+32   │   │
+    │├──────┼───────────────────────────┤   │
+    ││4 @ 1 │ 1.08e-5  4.00  1.72e+28   │   │
+    ││axis 2│ 1.08e-5  4.00  1.72e+28   │   │
+    ││      │ ...      ...   ...        │   │
+    ││      │ 1.08e-5  4.00  1.72e+28   │   │
+    ││      │ 1.08e-5  4.00  1.72e+28   │   │
+    │└──────┴───────────────────────────┘   │
+    ├───────────────────────────────────────┤
+    │┌──────┬──────────────────────────┐    │
+    ││1 @ 0 │axis 3                    │    │
+    │├──────┼──────────────────────────┤    │
+    ││0 @ 1 │ 1.00  1.33e-5  1.77e+28  │    │
+    ││axis 2│ 1.00  1.33e-5  1.77e+28  │    │
+    ││      │ ...   ...      ...       │    │
+    ││      │ 1.00  1.33e-5  1.77e+28  │    │
+    ││      │ 1.00  1.33e-5  1.77e+28  │    │
+    │├──────┼──────────────────────────┤    │
+    ││1 @ 1 │ 1.00  1.00  3.54e+28     │    │
+    ││axis 2│ 1.00  1.00  3.54e+28     │    │
+    ││      │ ...   ...   ...          │    │
+    ││      │ 1.00  1.00  3.54e+28     │    │
+    ││      │ 1.00  1.00  3.54e+28     │    │
+    │├──────┼──────────────────────────┤    │
+    ││2 @ 1 │ 1.95e+34  2.00  1.93e+31 │    │
+    ││axis 2│ 1.95e+34  2.00  1.93e+31 │    │
+    ││      │ ...       ...   ...      │    │
+    ││      │ 1.95e+34  2.00  1.93e+31 │    │
+    ││      │ 1.95e+34  2.00  1.93e+31 │    │
+    │├──────┼──────────────────────────┤    │
+    ││3 @ 1 │ 1.00  3.00  3.09e+32     │    │
+    ││axis 2│ 1.00  3.00  3.09e+32     │    │
+    ││      │ ...   ...   ...          │    │
+    ││      │ 1.00  3.00  3.09e+32     │    │
+    ││      │ 1.00  3.00  3.09e+32     │    │
+    │├──────┼──────────────────────────┤    │
+    ││4 @ 1 │ 1.00  4.00  3.50e+28     │    │
+    ││axis 2│ 1.00  4.00  3.50e+28     │    │
+    ││      │ ...   ...   ...          │    │
+    ││      │ 1.00  4.00  3.50e+28     │    │
+    ││      │ 1.00  4.00  3.50e+28     │    │
+    │└──────┴──────────────────────────┘    │
+    ├───────────────────────────────────────┤
+    │┌──────┬──────────────────────────────┐│
+    ││2 @ 0 │axis 3                        ││
+    │├──────┼──────────────────────────────┤│
+    ││0 @ 1 │ 2.00  4.63e+33  8.31e+20     ││
+    ││axis 2│ 2.00  4.63e+33  8.31e+20     ││
+    ││      │ ...   ...       ...          ││
+    ││      │ 2.00  4.63e+33  8.31e+20     ││
+    ││      │ 2.00  4.63e+33  8.31e+20     ││
+    │├──────┼──────────────────────────────┤│
+    ││1 @ 1 │ 2.00  4.63e+33  1.77e+28     ││
+    ││axis 2│ 2.00  4.63e+33  1.77e+28     ││
+    ││      │ ...   ...       ...          ││
+    ││      │ 2.00  4.63e+33  1.77e+28     ││
+    ││      │ 2.00  4.63e+33  1.77e+28     ││
+    │├──────┼──────────────────────────────┤│
+    ││2 @ 1 │ 1.95e+34  4.63e+33  1.93e+31 ││
+    ││axis 2│ 1.95e+34  4.63e+33  1.93e+31 ││
+    ││      │ ...       ...       ...      ││
+    ││      │ 1.95e+34  4.63e+33  1.93e+31 ││
+    ││      │ 1.95e+34  4.63e+33  1.93e+31 ││
+    │├──────┼──────────────────────────────┤│
+    ││3 @ 1 │ 2.00  4.63e+33  3.09e+32     ││
+    ││axis 2│ 2.00  4.63e+33  3.09e+32     ││
+    ││      │ ...   ...       ...          ││
+    ││      │ 2.00  4.63e+33  3.09e+32     ││
+    ││      │ 2.00  4.63e+33  3.09e+32     ││
+    │├──────┼──────────────────────────────┤│
+    ││4 @ 1 │ 2.00  4.63e+33  1.72e+28     ││
+    ││axis 2│ 2.00  4.63e+33  1.72e+28     ││
+    ││      │ ...   ...       ...          ││
+    ││      │ 2.00  4.63e+33  1.72e+28     ││
+    ││      │ 2.00  4.63e+33  1.72e+28     ││
+    │└──────┴──────────────────────────────┘│
+    ├───────────────────────────────────────┤
+    │┌──────┬──────────────────────────────┐│
+    ││3 @ 0 │axis 3                        ││
+    │├──────┼──────────────────────────────┤│
+    ││0 @ 1 │ 3.00  1.72e+28  1.28e+19     ││
+    ││axis 2│ 3.00  1.72e+28  1.28e+19     ││
+    ││      │ ...   ...       ...          ││
+    ││      │ 3.00  1.72e+28  1.28e+19     ││
+    ││      │ 3.00  1.72e+28  1.28e+19     ││
+    │├──────┼──────────────────────────────┤│
+    ││1 @ 1 │ 3.00  1.72e+28  1.77e+28     ││
+    ││axis 2│ 3.00  1.72e+28  1.77e+28     ││
+    ││      │ ...   ...       ...          ││
+    ││      │ 3.00  1.72e+28  1.77e+28     ││
+    ││      │ 3.00  1.72e+28  1.77e+28     ││
+    │├──────┼──────────────────────────────┤│
+    ││2 @ 1 │ 1.95e+34  1.72e+28  1.93e+31 ││
+    ││axis 2│ 1.95e+34  1.72e+28  1.93e+31 ││
+    ││      │ ...       ...       ...      ││
+    ││      │ 1.95e+34  1.72e+28  1.93e+31 ││
+    ││      │ 1.95e+34  1.72e+28  1.93e+31 ││
+    │├──────┼──────────────────────────────┤│
+    ││3 @ 1 │ 3.00  1.72e+28  3.09e+32     ││
+    ││axis 2│ 3.00  1.72e+28  3.09e+32     ││
+    ││      │ ...   ...       ...          ││
+    ││      │ 3.00  1.72e+28  3.09e+32     ││
+    ││      │ 3.00  1.72e+28  3.09e+32     ││
+    │├──────┼──────────────────────────────┤│
+    ││4 @ 1 │ 3.00  1.72e+28  1.72e+28     ││
+    ││axis 2│ 3.00  1.72e+28  1.72e+28     ││
+    ││      │ ...   ...       ...          ││
+    ││      │ 3.00  1.72e+28  1.72e+28     ││
+    ││      │ 3.00  1.72e+28  1.72e+28     ││
+    │└──────┴──────────────────────────────┘│
+    └───────────────────────────────────────┘
|}];
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Default @@ ti;
[%expect
{|
HERE: test/einsum/einsum_trivia.ml:1138:21
-    ┌───────────────────────────┐
-    │[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  2.87e-13  0.00     ││
+    ││      │ 1.00  1.33e-5   1.77e+28 ││
+    ││      │ 2.00  4.63e+33  8.31e+20 ││
+    ││      │ 3.00  1.72e+28  1.28e+19 ││
+    │└──────┴──────────────────────────┘│
+    └───────────────────────────────────┘
|}];
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Default @@ tk;
[%expect
{|
HERE: test/einsum/einsum_trivia.ml:1154:21
-    ┌───────────────────────────┐
-    │[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│ 1.43e-42   -5.54e-39  0.00 ││
+    ││      │ -5.54e-39  0.00       1.00 ││
+    ││      │ ...        ...        ...  ││
+    ││      │ 0.00       6.38e-43   4.00 ││
+    ││      │ 4.20e-44   0.00       5.00 ││
+    │└──────┴────────────────────────────┘│
+    └─────────────────────────────────────┘
|}]


let%expect_test "einsum with a leftmost input axis preserved as output axis" =
(cd _build/.sandbox/74d6921a1af308fb144f02c016fd8b2c/default/test/operations && .operations_tutorials.inline-tests/inline-test-runner.exe inline-test-runner operations_tutorials -partition zero2hero_1of7.ml -source-tree-root ../.. -diff-cmd -)


Welcome to OCANNL! Reading configuration defaults from /src/_build/.sandbox/74d6921a1af308fb144f02c016fd8b2c/default/test/operations/ocannl_config.
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
File "test/operations/zero2hero_1of7.ml", line 1, characters 0-0:
/usr/bin/git --no-pager diff --no-index --color=always -u _build/default/test/operations/zero2hero_1of7.ml _build/.sandbox/74d6921a1af308fb144f02c016fd8b2c/default/test/operations/zero2hero_1of7.ml.corrected
diff --git a/_build/default/test/operations/zero2hero_1of7.ml b/_build/.sandbox/74d6921a1af308fb144f02c016fd8b2c/default/test/operations/zero2hero_1of7.ml.corrected
index 2fe7000..74872bd 100644
--- a/_build/default/test/operations/zero2hero_1of7.ml
+++ b/_build/.sandbox/74d6921a1af308fb144f02c016fd8b2c/default/test/operations/zero2hero_1of7.ml.corrected
@@ -30,24 +30,24 @@ let%expect_test "Graph drawing recompile" =
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>        │             │                  │
+                         #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]  │
+    <void>       │<void>             │<void>      │     │
+                 │#8 grad_**. Virt/30│            │     │
+                 │<void>             │            │     │
+                 │[0]│ #6 2 Virt/40  │            │     │
+                 │   │ <void>        │            │     │
|}];
let%op f = (3 *. ("x" [ 5 ] **. 2)) - (4 *. x) + 5 in
Train.every_non_literal_on_host f;
@@ -59,24 +59,24 @@ let%expect_test "Graph drawing recompile" =
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>        │              │          │
+                              #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]│
+    <void>       │    2.50e+1       │<void>       │    │
+                 │   #25 grad_**.   │             │    │
+                 │    3.00          │             │    │
+                 │[17]│#23 2 Virt/40│             │    │
+                 │    │<void>       │             │    │
|}];
let xs = Array.init 10 ~f:Float.(fun i -> of_int i - 5.) in
let ys =
@@ -160,16 +160,16 @@ let%expect_test "Graph drawing fetch" =
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>       │             │             │
+                                 #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>      │            │            │
|}];
let size = 100 in
let xs = Array.init size ~f:Float.(fun i -> (of_int i / 10.) - 5.) in
@@ -276,22 +276,19 @@ let%expect_test "Simple gradients hosted" =
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>            │                        │
+        #12 *._l Host&stream/412410
+        <not-in-yet>
+        #13 grad_*._l Host&stream/412410
+        <not-in-yet>
+      #8 +_d Host&stream/412410        │[10]
+      <not-in-yet>                     │
+      #9 grad_+_d Host&stream/412410   │
+      <not-in-yet>                     │
+    #4 *._e Host&stream/412410     │[6]│
+    <not-in-yet>                   │   │
+    #5 grad_*._e Host&stream/412410│   │
+    <not-in-yet>                   │   │
+    [0]│[2]                        │   │
|}];
(* Do not update the params: all values and gradients will be at initial points, which are
specified in the tensor in the brackets. *)
@@ -300,22 +297,19 @@ let%expect_test "Simple gradients hosted" =
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   │         │
+        #12 *._l
+         -8.00
+        #13 grad_*._l
+         1.00
+      #8 +_d        │[10]
+       4.00         │
+      #9 grad_+_d   │
+       -2.00        │
+    #4 *._e     │[6]│
+     -6.00      │   │
+    #5 grad_*._e│   │
+     -2.00      │   │
+    [0]│[2]     │   │
|}];
(* 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
@@ -324,22 +318,19 @@ let%expect_test "Simple gradients hosted" =
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   │         │
+        #12 *._l
+         -8.00
+        #13 grad_*._l
+         1.00
+      #8 +_d        │[10]
+       4.00         │
+      #9 grad_+_d   │
+       -2.00        │
+    #4 *._e     │[6]│
+     -6.00      │   │
+    #5 grad_*._e│   │
+     -2.00      │   │
+    [0]│[2]     │   │
|}];


(* Now the params will remain as above, but both param gradients and the values and gradients of
@@ -348,22 +339,19 @@ let%expect_test "Simple gradients hosted" =
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   │         │
+        #12 *._l
+         -1.57e+1
+        #13 grad_*._l
+         1.00
+      #8 +_d        │[10]
+       6.56         │
+      #9 grad_+_d   │
+       -2.40        │
+    #4 *._e     │[6]│
+     -3.64      │   │
+    #5 grad_*._e│   │
+     -2.40      │   │
+    [0]│[2]     │   │
|}]


let%expect_test "Simple gradients virtual" =
@@ -385,22 +373,19 @@ let%expect_test "Simple gradients virtual" =
Tensor.print_tree ~spy:true ~with_grad:true ~depth:9 l;
[%expect
{|
-                                       #12 *._l Host&dev/41
-                                       <not-in-yet>
-                                       #13 grad_*._l unknown
-                                       <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
-                            <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 │
-                <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 │                      │
-    <not-in-yet>          │<not-in-yet>          │                      │
+        #12 *._l Host&dev/412
+        <not-in-yet>
+        #13 grad_*._l unknown
+        <not-in-yet>
+      #8 +_d unknown        │[10]
+      <not-in-yet>          │
+      #9 grad_+_d unknown   │
+      <not-in-yet>          │
+    #4 *._e unknown     │[6]│
+    <not-in-yet>        │   │
+    #5 grad_*._e unknown│   │
+    <not-in-yet>        │   │
+    [0]│[2]             │   │
|}];
let f_init = Train.to_routine (module Backend) ctx IDX.empty @@ Tensor.init_params l in
let grad_routine = Train.to_routine (module Backend) f_init.context IDX.empty grad in
@@ -408,22 +393,19 @@ let%expect_test "Simple gradients virtual" =
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>           │                       │
+     #12 *._l Host&stream/412410
+     <not-in-yet>
+     #13 grad_*._l Virt/40
+     <not-in-yet>
+      #8 +_d Local/1046     │[10]
+      <not-in-yet>          │
+      #9 grad_+_d Virt/40   │
+      <not-in-yet>          │
+    #4 *._e Virt/152    │[6]│
+    <not-in-yet>        │   │
+    #5 grad_*._e Virt/40│   │
+    <not-in-yet>        │   │
+    [0]│[2]             │   │
|}];
(* Do not update the params: all values and gradients will be at initial points, which are
specified in the tensor in the brackets. *)
@@ -432,22 +414,19 @@ let%expect_test "Simple gradients virtual" =
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>                 │                       │
+        #12 *._l
+         -8.00
+        #13 grad_*._l Virt/40
+        <void>
+      #8 +_d Local/1046     │[10]
+      <void>                │
+      #9 grad_+_d Virt/40   │
+      <void>                │
+    #4 *._e Virt/152    │[6]│
+    <void>              │   │
+    #5 grad_*._e Virt/40│   │
+    <void>              │   │
+    [0]│[2]             │   │
|}];
(* Only now compile the SGD update. *)
let sgd_routine = Train.to_routine (module Backend) grad_routine.context IDX.empty sgd in
@@ -458,22 +437,19 @@ let%expect_test "Simple gradients virtual" =
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>                 │                       │
+        #12 *._l
+         -8.00
+        #13 grad_*._l Virt/40
+        <void>
+      #8 +_d Local/1046     │[10]
+      <void>                │
+      #9 grad_+_d Virt/40   │
+      <void>                │
+    #4 *._e Virt/152    │[6]│
+    <void>              │   │
+    #5 grad_*._e Virt/40│   │
+    <void>              │   │
+    [0]│[2]             │   │
|}];
(* 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. *)
@@ -481,22 +457,19 @@ let%expect_test "Simple gradients virtual" =
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>                 │                       │
+        #12 *._l
+         -1.57e+1
+        #13 grad_*._l Virt/40
+        <void>
+      #8 +_d Local/1046     │[10]
+      <void>                │
+      #9 grad_+_d Virt/40   │
+      <void>                │
+    #4 *._e Virt/152    │[6]│
+    <void>              │   │
+    #5 grad_*._e Virt/40│   │
+    <void>              │   │
+    [0]│[2]             │   │
|}]


let%expect_test "tanh plot" =
@@ -520,18 +493,15 @@ let%expect_test "2D neuron hosted" =
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 │
+     #8 +_v
+      7.00e-1
+     #9 grad_+_v
+      1.00
+    #6 *     │[0]
+     -6.00   │
+    #7 grad_*│
+     1.00    │
+    [2]│[4]  │
|}]


let%expect_test "2D neuron virtual" =
@@ -549,16 +519,13 @@ let%expect_test "2D neuron virtual" =
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>            │
+     #8 +_v
+      7.00e-1
+     #9 grad_+_v Virt/40
+     <void>
+    #6 * Local/1046  │[0]
+    <void>           │
+    #7 grad_* Virt/40│
+    <void>           │
+    [2]│[4]          │
|}]
File "test/training/moons_demo.expected", line 1, characters 0-0:
/usr/bin/git --no-pager diff --no-index --color=always -u _build/default/test/training/moons_demo.expected _build/default/test/training/moons_demo.exe.output
diff --git a/_build/default/test/training/moons_demo.expected b/_build/default/test/training/moons_demo.exe.output
index f88c473..69e29d4 100644
--- a/_build/default/test/training/moons_demo.expected
+++ b/_build/default/test/training/moons_demo.exe.output
@@ -1,188 +1,184 @@


-    Half-moons scatterplot and decision boundary:
-    ┌────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │****************************#***********************************************************************│
-    │****************************###***###***#***********************************************************│
-    │***************************#********#***#***********************************************************│
-    │********************#*********************##*#*#****************************************************│
-    │******************#***#*****##*#*#*#****#*#*#*##****************************************************│
-    │**************#*#**###**#*##**##********#**#****###**#**********************************************│
-    │***********#***##***#**##*****************#*#*##*###**********************************************..│
-    │***************#**###******************************##*#******************************************...│
-    │*************#*****#******************************#*#***#*#*************************************....│
-    │*********#***#******************......************##*###**#************************************.....│
-    │******#***#*#*#****************........******************#*#*********************************.......│
-    │*****###****#****************...........****************#***********************************........│
-    │*******#*###****************.............******************#*#*****************************.........│
-    │**********##***************.......%%......***************#**##****************************..........│
-    │*****#***#****************......%..%%......*********************************************..........%.│
-    │**####*******************......%..%..........****************##*#**********************........%...%│
-    │****#*******************.......%%..%..........***************#*#**********************.........%....│
-    │*#****##***************.........%....%.........************##***#********************.......%...%%..│
-    │****#*#***************.........%..%.%...........*************#**#*******************..........%.%...│
-    │##*##****************............%...............**************#*##****************.........%.%.%%%.│
-    │**#####************............%...%%.............*******************************...........%..%.%..│
-    │******************...............%.%.%%............*********#*#*#*#*************................%%..│
-    │***##************................%..%..%............************#*#************.............%...%...│
-    │##**#***********...................%...%.............********#**###***********...........%.%%.......│
-    │###************..................%.%.%................***********##**********..................%....│
-    │**##**********.........................................**********#*********.............%%.%..%.....│
-    │**#**********......................%%...................********##********..............%%.%........│
-    │************..........................%..................****#**#********...................%.......│
-    │***********.........................%%.%..................*****##******...............%..%..........│
-    │**********.............................%%..................***********.................%%.%%........│
-    │*********..............................%...%................*******.....................%%%.........│
-    │********...................................%..%....................................%.....%..........│
-    │*******.................................%%..%.%................................%.%.%.%%.............│
-    │******.....................................%%.%...%%.%.......................%%%....%.%.%...........│
-    │*****....................................%.....%.%..%....................%.....%%.%.%...............│
-    │****........................................%%...%.%%%%..%.......%.........%%.%%....................│
-    │***...............................................%..%.......%..%%%%...%.%..%.%.....................│
-    │**.................................................%.%.%............%..%...%........................│
-    │*.................................................%....%.%......%%...%.%............................│
-    │..........................................................%..%......%%%.............................│
-    └────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    
-    Loss:
-    ┌────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │ 3.79e+1│-                                                                                                   │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │l       │                                                                                                    │
-    │o       │                                                                                                    │
-    │s       │                                                                                                    │
-    │s       │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │-                                                                                                   │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │                                                                                                    │
-    │        │-       -         -                                                                                 │
-    │ 0.00   │----------------------------------------------------------------------------------------------------│
-    ├────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │        │0.00                                                                                         3.99e+2│
-    │        │                                                step                                                │
-    └────────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    
-    Log-loss, for better visibility:
-    ┌─────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-    │ 3.63    │-                                                                                                   │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │-                                                                                                   │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │-                                                                                                   │
-    │         │        -         -                                                                                 │
-    │         │ -  -                        -                                                                      │
-    │         │------       -                                                                                      │
-    │         │ ---- -  - --- -   - - -    -                                                                       │
-    │         │   --  -  - - ---     --  -  --            -                                                        │
-    │         │  -  -- - -    ---  - - ---  -----       - --                                                       │
-    │l        │       --  -      - -      -     ---  -    -         -                                              │
-    │o        │       - -  -   --            -  --  - -  -     -                        -                          │
-    │g        │               -     -   -      -  --     - -    -  -     -                   -          -          │
-    │         │     - -     -   --      -                  -      -  --       - -         -                        │
-    │l        │            -             -            --    --            -  -         -  -                       -│
-    │o        │        -        -                           -       -  -       -   -           - -          -    - │
-    │s        │                               -     -        -      -                             --   -           │
-    │s        │                      -                                                   -                         │
-    │         │                       -   -                          -    -           -        -       -    -    - │
-    │         │                   -               - -  -                               -                           │
-    │         │                                                                             -   -                  │
-    │         │                                                  -    -              -                             │
-    │         │                                      -                                        -                    │
-    │         │                                                                                                    │
-    │         │                            -                                                                       │
-    │         │                                                                -                                   │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │         │          -                                                                                         │
-    │         │                                                                                                    │
-    │         │                                                                                                    │
-    │ -1.00e+1│     -   - -  -   ----- -- --------------- ---------------------------------------------------------│
-    ├─────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
-    │         │0.00                                                                                         3.99e+2│
-    │         │                                                step                                                │
-    └─────────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    
-    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                                                │
-    └─────────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
-    mlp_result's name: mlp_point
-    (mlp moons_input) name: mlp_moons_input
-    
\ No newline at end of file
+Welcome to OCANNL! Reading configuration defaults from /src/_build/default/test/training/ocannl_config.
+Retrieving commandline, environment, or config file variable ocannl_log_level
+Found 0, in the config file
+Half-moons scatterplot and decision boundary:
+┌────────────────────────────────────────────────────────────────────────────────────────────────────┐
+│...................................#................................................................│
+│..........................##..#..###....##..........................................................│
+│.........................#....#.....#...............................................................│
+│.......................#.##.#.......#####...#.#.....................................................│
+│..................#.#.#...#..#.##....#.#.##..#....#.................................................│
+│.............#.#......##.#..#..........###..#....#..................................................│
+│.............##..##.....#....................#.##.###...#...........................................│
+│.............#.##.#.#.#.......................#...##..#.............................................│
+│.........#.#....##..................................##..#...........................................│
+│...........#.#....................................#..##...#.#.......................................│
+│..........##..........................................#...#.#.......................................│
+│.......#...###............................................#.........................................│
+│....#....##..........................%..................#....##.....................................│
+│.........##................................................#..#..............................%......│
+│.....#..#........................%..%......................##.#...................................%.│
+│...##.#..................................................#....................................%...%.│
+│..###...........................%..%%......................###................................%.%...│
+│..#...#.#.......................%%.%%.......................#.##.#............................%.....│
+│..#...#.............................%.........................##..............................%...%.│
+│..##..#............................%%.........................#..##.........................%%..%.%%│
+│#...#..#.........................%.%%%.......................##...#............................%.%..│
+│##...#.............................%%.........................#.#..#................................│
+│...................................%%%%.......................##.#.#........................%%..%.%.│
+│###................................%%..............................#.......................%....%...│
+│..##................................%%%.%....................................................%%..%..│
+│.#.....................................%.......................#.###......................%.%%.%....│
+│.....#................................%...%................................................%...%....│
+│...................................%.....%%......................#..................................│
+│.....................................%%%..%...........................................%..%%..%......│
+│.......................................%%.....%......................................%..%.%.%.......│
+│.........................................%%............................................%..%%.%......│
+│..........................................%.%.....%...............................%.%.%%..%.........│
+│.........................................%%%..%%......................................%.............│
+│...........................................%.%..%..............................%%.%.%.%%.%..........│
+│..............................................%%%%..%.%.......................%%..%.%.%.............│
+│..............................................%..%%%.%%...................%..%%...%.................│
+│...............................................%...%.%.%..%...%.%%..%%.%%...%.......................│
+│......................................................%%.%%%..%.%..%%.%.%.%%........................│
+│.....................................................%...........%%%%......%%.......................│
+│.......................................................%.%%%%.%.......%...%.........................│
+└────────────────────────────────────────────────────────────────────────────────────────────────────┘Loss:
+┌─────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
+│ 2.19│     -                                                                                              │
+│     │                                                                                                    │
+│     │          -    -                        -    -              -    -                        -         │
+│     │                    -    -                        -    -              -         -    -         -    │
+│     │     -                        -    -                        -              -              -         │
+│     │          -    -                        -    -                   -              -    -         -    │
+│     │                    -    -                        -    -              -    -              -         │
+│     │     -                        -    -                        -    -              -    -         -    │
+│     │          -    -                        -    -         -              -    -              -    -    │
+│     │                    -    -                        -         -    -              -    -              │
+│     │                              -    -         -                        -    -               -    -   │
+│     │     -         -                        -         -    -                         -    -             │
+│     │          -         -    -         -                         -    -         -              -    -   │
+│     │                              -          -    -                        -         -    -             │
+│     │      -                                            -    -    -    -                        -    -   │
+│     │           -    -         -         -                                  -    -    -    -             │
+│     │                     -         -         -    -         -                                  -    -   │
+│     │                                                   -         -    -    -    -         -             │
+│l    │      -         -         -         -                                            -          -    -  │
+│o    │           -         -         -         -    -    -    -    -    -    -    -          -            │
+│s    │                                                                                  -         -    -  │
+│s    │      -         -         -         -         -         -          -         -         -         -  │
+│     │-          -         -         -         -         -          -         -         -         -       │
+│     │                                                                             -         -         -  │
+│     │                -         -         -          -    -    -    -    -    -         -         -       │
+│     │-     -    -         -         -          -                                            -     -    - │
+│     │                                                         -         -    -    -    -                 │
+│     │                           -         -    -    -    -         -                         -    -    - │
+│     │       -         -    -         -                                  -         -     -                │
+│     │-           -                                  -         -    -         -               -    -    - │
+│     │                           -         -    -         -                         -    -              - │
+│     │                 -    -         -                        -          -    -              -    -      │
+│     │-      -    -                                  -    -          -              -    -               -│
+│     │                                     -    -                         -    -              -     -     │
+│     │                 -         -    -                         -    -              -    -               -│
+│     │       -    -         -                         -    -              -    -               -    -     │
+│     │ -                                   -     -              -    -              -     -              -│
+│     │                 -         -    -                                                        -    -     │
+│     │       -              -                         -    -              -    -          -              -│
+│ 0.00│ ----   --  ---   --   --   --   --   --   --   --   --   --   --    -    -    -    -    -    -     │
+├─────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
+│     │0.00                                                                                         3.99e+2│
+│     │                                                step                                                │
+└─────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘Log-loss, for better visibility:
+┌─────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
+│ 7.86e-1 │     -                                                                                              │
+│         │     -    -    -    -    -    -    -    -    -    -    -    -    -    -    -    -    -    -    -    │
+│         │     --   --   --   --   --   --   --   --   --   --   --    -    -   --   --    -    -    -    -   │
+│         │-     -    -    -    -    -    -    -    -    -    -    -    --   --   --   --   --   --    -    -  │
+│         │-     -    -    -    -    -    -    -     -    -    -    -    -    -    -    -    -    -    --   -- │
+│         │-      -    -    -    -    -    -    -    -    -    -    -    -    -    -    -     -    -    -    - │
+│         │       -    -    -    -    -    -    -    -         -    -     -    -    -    -    -    -    -    - │
+│         │-                          -    -    -    -    -    -               -    -    -    -    -     -    -│
+│         │       -         -    -                         -    -    -    -              -    -          -    -│
+│         │ -          -                        -     -                        -    -               -         -│
+│         │                           -    -                         -    -              -     -         -     │
+│         │                 -                              -    -                   -               -         -│
+│         │                      -                                             -                               │
+│         │       -                                                                            -               │
+│         │            -                         -    -                                   -                    │
+│         │                                                               -                              -     │
+│l        │                                                          -                                         │
+│o        │                                                                                                    │
+│g        │                                                                                         -          │
+│         │                                                                                                    │
+│l        │                                                                                                    │
+│o        │                                                                                                    │
+│s        │                                                                                                    │
+│s        │                                                                                                    │
+│         │                                                                                                    │
+│         │ -                                                                                                  │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│ -1.00e+1│ ----   --   --   --   --   --   --   --   --   --   --   --    -    -    -    -    -    -          │
+├─────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
+│         │0.00                                                                                         3.99e+2│
+│         │                                                step                                                │
+└─────────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
+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                                                │
+└─────────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘mlp_result's name: mlp_point
+(mlp moons_input) name: mlp_moons_input
File "test/training/moons_demo_parallel.expected", line 1, characters 0-0:
/usr/bin/git --no-pager diff --no-index --color=always -u _build/default/test/training/moons_demo_parallel.expected _build/default/test/training/moons_demo_parallel.exe.output
diff --git a/_build/default/test/training/moons_demo_parallel.expected b/_build/default/test/training/moons_demo_parallel.exe.output
index 3582111..a5e806a 100644
--- a/_build/default/test/training/moons_demo_parallel.expected
+++ b/_build/default/test/training/moons_demo_parallel.exe.output
@@ -1 +1,140 @@
-Success
+
+Welcome to OCANNL! Reading configuration defaults from /src/_build/default/test/training/ocannl_config.
+Retrieving commandline, environment, or config file variable ocannl_log_level
+Found 0, in the config file
+
+Half-moons scatterplot and decision boundary:
+┌────────────────────────────────────────────────────────────────────────────────────────────────────┐
+│...................................#................................................................│
+│.......................#.#################.#........................................................│
+│......................##########################....................................................│
+│.................#################################..................................................│
+│..............######################################................................................│
+│.............#########################################..............................................│
+│...........################.............#################...........................................│
+│..........##############...................###############..........................................│
+│........##############..........................###########.........................................│
+│.......#############............................##.##########.......................................│
+│......###########..................................############.....................................│
+│.....###########....................................###########.....................................│
+│....##########.....................%.................###########....................................│
+│...#########.#...................%%%%.................#########..............................%%%.%%.│
+│...##########..................%%%.%%...................########.#...........................%%.%%%.│
+│..#######......................%%%%%%%..................##########...........................%%%%%%%│
+│.#########....................%%%%%%%%....................########...........................%%%%%%.│
+│.########......................%%%%%%%.....................########..........................%%%%%%.│
+│#########.....................%%.%%%%%......................########........................%%%%%%%.│
+│.#######.......................%%%%%%%%....................#########........................%%%%%%%.│
+│########.......................%%%%%%%%.....................########.......................%%%%%%%%.│
+│#######.........................%%%%%%%......................#######.......................%%%%%%%%.│
+│#######.........................%%%%%%%%......................#######.....................%%%%%%%%..│
+│#######.........................%%%%%%%%.....................#######.....................%%%%%%%%%..│
+│######............................%%%%%%%%...................#######....................%%%%%%%%%...│
+│######...........................%%%%%%%%....................########..................%%%%%%%%%%...│
+│######............................%%%%%%%%%..................#######..................%.%%%%%%%%....│
+│###.#.............................%.%%%%%%%%%.................#.#.##..................%%.%%%%%%%....│
+│....................................%%%%%%%%%.......................................%%%%%%%%%%%.....│
+│......................................%%%%%%%.%.....................................%%%%%%%%%%%.....│
+│.....................................%%%%%%%%%%%.................................%%%%%%%%%%%%.......│
+│......................................%%.%%%%%%%%...............................%%%%%%%%%%%.........│
+│........................................%%%%%%%%%%%%........................%..%%%%%%%%%%%%.........│
+│........................................%%%%%%%%%%%%%%.%....................%%%%%%%%%%%%%...........│
+│..........................................%%%%%%%%%%%%%%%%%..............%%%%%%%%%%%%%%%............│
+│............................................%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%...............│
+│................................................%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%.%..%..............│
+│................................................%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%.%..................│
+│..................................................%%%%%%%%%%%%%%%%%%%%%%%%%%%%.%....................│
+│.....................................................%%.%..%%%%%%%%%%%%%%%..........................│
+└────────────────────────────────────────────────────────────────────────────────────────────────────┘
+Batch Log-loss:
+┌─────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
+│ 1.53    │                                   -                                                                │
+│         │  -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -- - -- - -  - -  - -  │
+│         │   - -  - -  - -  - -  - - -- - -- -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - │
+│         │-  - -  - -  - -  - -  - -  - -  -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - - │
+│         │                                      -  - -  - -  - -  - -  - -  - -  - -  -  - -  - -  - -  - -  -│
+│         │-  -  - -  - -  - -  - -  - -  - -  -                                     - -  - -  - -  - -  - -  -│
+│         │                                         -  - -  - -  - -  - -  - -  - -                      -  - -│
+│         │                  -  - -  - -  - -  -  -                                       -  - -  - -  -       │
+│         │-  -  - -  - -  -                                                    - -  -  -                     -│
+│         │                                                           - -  - -                           -  -  │
+│         │                                                   -  - -                                -  -       │
+│         │                                              -  -                                  -  -            │
+│         │                                            -                                                       │
+│b        │                                         -                                     -  -                 │
+│a        │                                       -                                                            │
+│t        │                                                                                                    │
+│c        │                                    -                                                               │
+│h        │                                                                             -                      │
+│         │                                  -                                                                 │
+│l        │                                                                                                    │
+│o        │                                                                                                    │
+│g        │                                                                          -                         │
+│         │                                                                                                    │
+│l        │                                                                                                    │
+│o        │                                                                                                    │
+│s        │                                                                                                    │
+│s        │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│ -1.04e+1│--- - -- - -- - -- - -- - -- - -- -  - -  - -  - -  - -  - -  - -  - -  - -                         │
+├─────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
+│         │0.00                                                                                         3.99e+2│
+│         │                                                step                                                │
+└─────────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
+Epoch Log-loss:
+┌─────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
+│ 3.81│                                                                           -                        │
+│     │                                                                                -    -    -    -    │
+│     │                                                                                                    │
+│     │                                                                                                    │
+│     │                                                                                                    │
+│     │                                                                                                    │
+│     │                                                                                                    │
+│     │                                                                                                    │
+│     │                                                                                                    │
+│     │                                   -    -    -    -    -    -                                       │
+│     │                                                                 -    -                             │
+│     │                                                                                                    │
+│     │                                                                                                    │
+│e    │                                                                                                    │
+│p    │                                                                                                    │
+│o    │                                                                                                    │
+│c    │                                                                                                    │
+│h    │                                                                                                    │
+│     │                                                                                                    │
+│l    │                                                                                                    │
+│o    │     -    -    -    -                                                                               │
+│g    │                         -    -                                                                     │
+│     │                                                                                                    │
+│l    │                                                                                                    │
+│o    │                                                                                                    │
+│s    │                                                                                                    │
+│s    │                                                                                                    │
+│     │                                                                                                    │
+│     │                                                                                                    │
+│     │                                                                                                    │
+│     │                                                                                                    │
+│     │                                                                                                    │
+│     │                                                                                                    │
+│     │                                                                                                    │
+│     │                                                                                                    │
+│     │                                                                                                    │
+│     │                                                                                                    │
+│     │                                                                                                    │
+│     │                                                                                                    │
+│ 2.89│-                                                                                                   │
+├─────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
+│     │0.00                                                                                         1.90e+1│
+│     │                                                step                                                │
+└─────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
\ No newline at end of file
"/usr/bin/env" "bash" "-c" "opam exec -- dune build @install @check @runtest && rm -rf _build" failed with exit status 1
2025-07-16 09:22.26: Job failed: Failed: Build failed