fedora-42-5.3_opam-2.3

2025-07-20 19:29.10: New job: test ahrefs/ocannl https://github.com/ahrefs/ocannl.git#refs/heads/master (102b9f8597b7ba636456e34110b45247713051ba) (linux-x86_64:fedora-42-5.3_opam-2.3)
Base: ocaml/opam:fedora-42-ocaml-5.3@sha256:ea1b0e805553bb8a6a73624dbd4f52899c1622d61292ca81567ed151a5350121
Opam project build


To reproduce locally:


git clone --recursive "https://github.com/ahrefs/ocannl.git" -b "master" && cd "ocannl" && git reset --hard 102b9f85
cat > Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:fedora-42-ocaml-5.3@sha256:ea1b0e805553bb8a6a73624dbd4f52899c1622d61292ca81567ed151a5350121
# fedora-42-5.3_opam-2.3
USER 1000:1000
ENV CLICOLOR_FORCE="1"
ENV OPAMCOLOR="always"
WORKDIR /src
RUN sudo dnf install -y findutils
RUN sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam
RUN opam init --reinit -ni
RUN uname -rs && opam exec -- ocaml -version && opam --version
WORKDIR /src
RUN sudo chown opam /src
RUN cd ~/opam-repository && (git cat-file -e c44248fe760182a13f686e82e49611e36beb937c || git fetch origin master) && git reset -q --hard c44248fe760182a13f686e82e49611e36beb937c && 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.6.1.1 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


2025-07-20 19:29.10: Using cache hint "ahrefs/ocannl-ocaml/opam:fedora-42-ocaml-5.3@sha256:ea1b0e805553bb8a6a73624dbd4f52899c1622d61292ca81567ed151a5350121-fedora-42-5.3_opam-2.3-9896c34b490631b57cf98c2db88bd10a"
2025-07-20 19:29.10: Using OBuilder spec:
((from ocaml/opam:fedora-42-ocaml-5.3@sha256:ea1b0e805553bb8a6a73624dbd4f52899c1622d61292ca81567ed151a5350121)
(comment fedora-42-5.3_opam-2.3)
(user (uid 1000) (gid 1000))
(env CLICOLOR_FORCE 1)
(env OPAMCOLOR always)
(workdir /src)
(run (network host)
(shell "sudo dnf install -y findutils"))
(run (shell "sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam"))
(run (shell "opam init --reinit -ni"))
(run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))
(workdir /src)
(run (shell "sudo chown opam /src"))
(run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "cd ~/opam-repository && (git cat-file -e c44248fe760182a13f686e82e49611e36beb937c || git fetch origin master) && git reset -q --hard c44248fe760182a13f686e82e49611e36beb937c && 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.6.1.1 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"))
)


2025-07-20 19:29.10: Waiting for resource in pool OCluster
2025-07-20 19:29.11: Waiting for worker…
2025-07-20 19:29.11: Got resource from pool OCluster
Building on bremusa.ocamllabs.io
All commits already cached
HEAD is now at 102b9f85 Fix Tensor.print endlines


(from ocaml/opam:fedora-42-ocaml-5.3@sha256:ea1b0e805553bb8a6a73624dbd4f52899c1622d61292ca81567ed151a5350121)
2025-07-20 19:29.13 ---> using "a61c5f6f03734f3c3d167ce873b3e609ad74c9b026554f114b851960295fc4f2" from cache


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


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


/: (env CLICOLOR_FORCE 1)


/: (env OPAMCOLOR always)


/: (workdir /src)


/src: (run (network host)
(shell "sudo dnf install -y findutils"))
Updating and loading repositories:
Fedora 42 - x86_64 - Updates           100% |  71.4 KiB/s |   6.8 KiB |  00m00s
Fedora 42 - x86_64                     100% | 212.2 KiB/s |  26.5 KiB |  00m00s
Fedora 42 - x86_64 - Updates           100% |   3.7 MiB/s |   3.7 MiB |  00m01s
Repositories loaded.
Package "findutils-1:4.10.0-5.fc42.x86_64" is already installed.


Nothing to do.
2025-07-20 19:29.13 ---> using "952e47f1c3af22704f09a97a8c702a3d77b24be7eb1ee33ddffe5e6f75537d20" from cache


/src: (run (shell "sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam"))
2025-07-20 19:29.13 ---> using "2e10569377eff330cd0aeb07f0a1c557d1abe3231b2a7da554d1bb0648e45209" from cache


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


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


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


<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2025-07-20 19:29.13 ---> using "7be74babee42f4acbe09fe49d29394048539a2f5fdc47201479f4327d4923f4b" from cache


/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))
Linux 6.8.0-63-generic
The OCaml toplevel, version 5.3.0
2.3.0
2025-07-20 19:29.13 ---> using "e3d7d420be7fd58ffbb0067e2054af46b2150d363cb125f6bec30877db445ad8" from cache


/src: (workdir /src)


/src: (run (shell "sudo chown opam /src"))
2025-07-20 19:29.13 ---> using "db67762010cc58a1eeb9fd06a886ab2f85728acbbc5892e77b7a0f06cac29d7c" from cache


/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "cd ~/opam-repository && (git cat-file -e c44248fe760182a13f686e82e49611e36beb937c || git fetch origin master) && git reset -q --hard c44248fe760182a13f686e82e49611e36beb937c && git log --no-decorate -n1 --oneline && opam update -u"))
From https://github.com/ocaml/opam-repository
* branch                  master     -> FETCH_HEAD
6dea2f9390..f4d45306e4  master     -> origin/master
c44248fe76 Merge pull request #28193 from kit-ty-kate/opam-publish-ppx_deriving.6.1.1


<><> 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)
2025-07-20 19:29.13 ---> using "3c9301437f86933cfd2662d3d868b7c01266aec56759ca537a33f79935ed73cc" from cache


/src: (copy (src neural_nets_lib.opam arrayjit.opam) (dst ./))
2025-07-20 19:29.13 ---> using "ec5a18e2c4a97cd6a3abe909672a021828f6d1c78118188b2e2fb821bde045d4" 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)
2025-07-20 19:29.13 ---> using "19a3316d7b36d5fc74ff02e9e8dd2bc54cd499dd581705eb23b07c895fbd18bf" from cache


/src: (run (network host)
(shell "echo '(lang dune 3.0)' > './dune-project'"))
2025-07-20 19:29.13 ---> using "3236e8541bbfefb69c2a5482e916727888d826dea52bcbdc43b34aed4e8ad55d" 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.6.1.1 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/sbin/sudo "yum" "makecache"
- Updating and loading repositories:
-  Fedora 42 - x86_64 - Updates           100% |  84.7 KiB/s |  25.5 KiB |  00m00s
-  Fedora 42 openh264 (From Cisco) - x86_ 100% |  10.2 KiB/s | 986.0   B |  00m00s
- Repositories loaded.
- Metadata cache created.


<><> 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:
libcurl-devel libffi-devel zlib-ng-compat-devel


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


+ /usr/sbin/sudo "yum" "install" "-y" "libcurl-devel" "libffi-devel" "zlib-ng-compat-devel"
- Updating and loading repositories:
- Repositories loaded.
- Package                   Arch   Version         Repository                            Size
- Upgrading:
-  openssl-libs             x86_64 1:3.2.4-4.fc42  updates                            7.8 MiB
-    replacing openssl-libs x86_64 1:3.2.4-3.fc42  246cdb30ef85449492e293d8d154e1f0   7.8 MiB
- Installing:
-  libcurl-devel            x86_64 8.11.1-5.fc42   updates                            1.3 MiB
-  libffi-devel             x86_64 3.4.6-5.fc42    fedora                            33.1 KiB
-  zlib-ng-compat-devel     x86_64 2.2.4-3.fc42    fedora                           107.0 KiB
- Installing dependencies:
-  brotli                   x86_64 1.1.0-6.fc42    fedora                            31.6 KiB
-  brotli-devel             x86_64 1.1.0-6.fc42    fedora                            65.6 KiB
-  cmake-filesystem         x86_64 3.31.6-2.fc42   fedora                             0.0   B
-  keyutils-libs-devel      x86_64 1.6.3-5.fc42    fedora                            48.2 KiB
-  krb5-devel               x86_64 1.21.3-6.fc42   updates                          705.9 KiB
-  libcom_err-devel         x86_64 1.47.2-3.fc42   fedora                            16.7 KiB
-  libidn2-devel            x86_64 2.3.8-1.fc42    fedora                           149.1 KiB
-  libkadm5                 x86_64 1.21.3-6.fc42   updates                          213.9 KiB
-  libnghttp2-devel         x86_64 1.64.0-3.fc42   fedora                           295.4 KiB
-  libpsl-devel             x86_64 0.21.5-5.fc42   fedora                           110.3 KiB
-  libselinux-devel         x86_64 3.8-2.fc42      updates                          126.8 KiB
-  libsepol-devel           x86_64 3.8-1.fc42      fedora                           120.8 KiB
-  libssh-devel             x86_64 0.11.2-1.fc42   updates                          178.0 KiB
-  libverto-devel           x86_64 0.3.2-10.fc42   fedora                            25.7 KiB
-  openssl-devel            x86_64 1:3.2.4-4.fc42  updates                            4.3 MiB
-  pcre2-devel              x86_64 10.45-1.fc42    fedora                             2.1 MiB
-  pcre2-utf16              x86_64 10.45-1.fc42    fedora                           626.3 KiB
-  pcre2-utf32              x86_64 10.45-1.fc42    fedora                           598.2 KiB
-  publicsuffix-list        noarch 20250616-1.fc42 updates                          332.8 KiB
- 
- Transaction Summary:
-  Installing:        22 packages
-  Upgrading:          1 package
-  Replacing:          1 package
- 
- Total size of inbound packages is 8 MiB. Need to download 8 MiB.
- After this operation, 11 MiB extra will be used (install 19 MiB, remove 8 MiB).
- [ 1/23] zlib-ng-compat-devel-0:2.2.4-3. 100% | 230.1 KiB/s |  38.4 KiB |  00m00s
- [ 2/23] cmake-filesystem-0:3.31.6-2.fc4 100% |   1.2 MiB/s |  17.6 KiB |  00m00s
- [ 3/23] libffi-devel-0:3.4.6-5.fc42.x86 100% | 144.6 KiB/s |  28.8 KiB |  00m00s
- [ 4/23] libcurl-devel-0:8.11.1-5.fc42.x 100% |   3.4 MiB/s | 881.9 KiB |  00m00s
- [ 5/23] krb5-devel-0:1.21.3-6.fc42.x86_ 100% |   1.9 MiB/s | 142.5 KiB |  00m00s
- [ 6/23] libkadm5-0:1.21.3-6.fc42.x86_64 100% | 664.1 KiB/s |  76.4 KiB |  00m00s
- [ 7/23] libssh-devel-0:0.11.2-1.fc42.x8 100% | 568.5 KiB/s |  41.5 KiB |  00m00s
- [ 8/23] brotli-0:1.1.0-6.fc42.x86_64    100% | 997.4 KiB/s |  19.9 KiB |  00m00s
- [ 9/23] brotli-devel-0:1.1.0-6.fc42.x86 100% | 942.5 KiB/s |  33.9 KiB |  00m00s
- [10/23] libnghttp2-devel-0:1.64.0-3.fc4 100% | 913.9 KiB/s |  55.7 KiB |  00m00s
- [11/23] libidn2-devel-0:2.3.8-1.fc42.x8 100% | 954.9 KiB/s |  64.0 KiB |  00m00s
- [12/23] openssl-devel-1:3.2.4-4.fc42.x8 100% |  14.1 MiB/s |   2.8 MiB |  00m00s
- [13/23] libpsl-devel-0:0.21.5-5.fc42.x8 100% | 721.6 KiB/s |  33.2 KiB |  00m00s
- [14/23] libselinux-devel-0:3.8-2.fc42.x 100% |   2.5 MiB/s | 151.5 KiB |  00m00s
- [15/23] libsepol-devel-0:3.8-1.fc42.x86 100% |   1.8 MiB/s |  48.4 KiB |  00m00s
- [16/23] keyutils-libs-devel-0:1.6.3-5.f 100% |   1.9 MiB/s |  59.9 KiB |  00m00s
- [17/23] libcom_err-devel-0:1.47.2-3.fc4 100% | 643.7 KiB/s |  16.7 KiB |  00m00s
- [18/23] libverto-devel-0:0.3.2-10.fc42. 100% | 342.8 KiB/s |  14.4 KiB |  00m00s
- [19/23] publicsuffix-list-0:20250616-1. 100% |   1.3 MiB/s |  89.9 KiB |  00m00s
- [20/23] pcre2-utf32-0:10.45-1.fc42.x86_ 100% |   4.4 MiB/s | 228.7 KiB |  00m00s
- [21/23] pcre2-utf16-0:10.45-1.fc42.x86_ 100% |   2.5 MiB/s | 241.9 KiB |  00m00s
- [22/23] pcre2-devel-0:10.45-1.fc42.x86_ 100% |   4.2 MiB/s | 543.4 KiB |  00m00s
- [23/23] openssl-libs-1:3.2.4-4.fc42.x86 100% |  13.4 MiB/s |   2.3 MiB |  00m00s
- --------------------------------------------------------------------------------
- [23/23] Total                           100% |   7.6 MiB/s |   7.9 MiB |  00m01s
- Running transaction
- [ 1/26] Verify package files            100% | 252.0   B/s |  23.0   B |  00m00s
- [ 2/26] Prepare transaction             100% | 190.0   B/s |  24.0   B |  00m00s
- [ 3/26] Upgrading openssl-libs-1:3.2.4- 100% | 162.9 MiB/s |   7.8 MiB |  00m00s
- [ 4/26] Installing cmake-filesystem-0:3 100% |   2.5 MiB/s |   7.6 KiB |  00m00s
- [ 5/26] Installing zlib-ng-compat-devel 100% |  53.0 MiB/s | 108.5 KiB |  00m00s
- [ 6/26] Installing libssh-devel-0:0.11. 100% |  88.2 MiB/s | 180.6 KiB |  00m00s
- [ 7/26] Installing libkadm5-0:1.21.3-6. 100% |  16.2 MiB/s | 215.9 KiB |  00m00s
- [ 8/26] Installing openssl-devel-1:3.2. 100% | 103.8 MiB/s |   5.2 MiB |  00m00s
- [ 9/26] Installing pcre2-utf32-0:10.45- 100% | 146.3 MiB/s | 599.1 KiB |  00m00s
- [10/26] Installing pcre2-utf16-0:10.45- 100% | 122.5 MiB/s | 627.1 KiB |  00m00s
- [11/26] Installing pcre2-devel-0:10.45- 100% |  91.0 MiB/s |   2.1 MiB |  00m00s
- [12/26] Installing publicsuffix-list-0: 100% | 108.7 MiB/s | 333.8 KiB |  00m00s
- [13/26] Installing libpsl-devel-0:0.21. 100% | 110.9 MiB/s | 113.6 KiB |  00m00s
- [14/26] Installing libverto-devel-0:0.3 100% |  25.7 MiB/s |  26.4 KiB |  00m00s
- [15/26] Installing libcom_err-devel-0:1 100% |   1.0 MiB/s |  18.3 KiB |  00m00s
- [16/26] Installing keyutils-libs-devel- 100% |  53.9 MiB/s |  55.2 KiB |  00m00s
- [17/26] Installing libsepol-devel-0:3.8 100% |  25.1 MiB/s | 128.3 KiB |  00m00s
- [18/26] Installing libselinux-devel-0:3 100% |  39.5 MiB/s | 161.6 KiB |  00m00s
- [19/26] Installing krb5-devel-0:1.21.3- 100% |  29.1 MiB/s | 715.2 KiB |  00m00s
- [20/26] Installing libnghttp2-devel-0:1 100% | 144.8 MiB/s | 296.5 KiB |  00m00s
- [21/26] Installing libidn2-devel-0:2.3. 100% |  76.5 MiB/s | 156.7 KiB |  00m00s
- [22/26] Installing brotli-0:1.1.0-6.fc4 100% |   1.9 MiB/s |  32.3 KiB |  00m00s
- [23/26] Installing brotli-devel-0:1.1.0 100% |  22.1 MiB/s |  68.0 KiB |  00m00s
- [24/26] Installing libcurl-devel-0:8.11 100% |  52.3 MiB/s |   1.4 MiB |  00m00s
- [25/26] Installing libffi-devel-0:3.4.6 100% |  34.0 MiB/s |  34.8 KiB |  00m00s
- [26/26] Removing openssl-libs-1:3.2.4-3 100% | 431.0   B/s |  38.0   B |  00m00s
- Complete!
+ /usr/sbin/rpm "-q" "--whatprovides" "libcurl-devel" "libffi-devel" "zlib-ng-compat-devel"
- libcurl-devel-8.11.1-5.fc42.x86_64
- libffi-devel-3.4.6-5.fc42.x86_64
- zlib-ng-compat-devel-2.2.4-3.fc42.x86_64
2025-07-20 19:29.13 ---> using "2c569355c489d1fbb6ba6d5fa75b7721616b56899cdcbaf895b5840ff9010124" 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            6.1.1
- 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 bigstringaf.0.10.0  (cached)
-> retrieved camlp-streams.5.0.1  (cached)
-> retrieved base.v0.17.3  (cached)
-> retrieved camlzip.1.13  (cached)
-> retrieved cmdliner.1.3.0  (cached)
-> retrieved cppo.1.8.0  (cached)
-> installed conf-libcurl.2
-> installed conf-pkg-config.4
-> retrieved csexp.1.5.2  (cached)
-> retrieved csv.2.4  (cached)
-> retrieved ctypes.0.23.0, ctypes-foreign.0.23.0  (cached)
-> installed conf-libffi.2.0.0
-> installed conf-zlib.1
-> retrieved curl.0.10.0  (cached)
-> retrieved fieldslib.v0.17.0  (cached)
-> retrieved integers.0.7.0  (cached)
-> retrieved fmt.0.10.0  (cached)
-> retrieved jane-street-headers.v0.17.0  (cached)
-> retrieved jst-config.v0.17.0  (cached)
-> retrieved logs.0.9.0  (cached)
-> retrieved mtime.2.1.0  (cached)
-> retrieved multicore-magic.2.3.1  (cached)
-> retrieved mdx.2.5.0  (cached)
-> retrieved num.1.6  (cached)
-> retrieved ocaml-compiler-libs.v0.17.0  (cached)
-> retrieved ocaml-syntax-shims.1.0.0  (cached)
-> retrieved ocaml-version.4.0.1  (cached)
-> retrieved ocaml_intrinsics_kernel.v0.17.1  (cached)
-> retrieved ocamlbuild.0.16.1  (cached)
-> retrieved ocamlfind.1.9.8  (cached)
-> retrieved parsexp.v0.17.0  (cached)
-> retrieved pprint.20230830  (cached)
-> retrieved ppx_assert.v0.17.0  (cached)
-> retrieved ppx_base.v0.17.0  (cached)
-> retrieved ppx_cold.v0.17.0  (cached)
-> retrieved ppx_compare.v0.17.0  (cached)
-> retrieved ppx_derivers.1.2.1  (cached)
-> retrieved dune.3.19.1, dune-configurator.3.19.1  (cached)
-> retrieved ppx_deriving.6.1.1  (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)
-> installed cmdliner.1.3.0
-> installed num.1.6
-> retrieved ppx_optcomp.v0.17.1  (cached)
-> retrieved ppx_sexp_conv.v0.17.1  (cached)
-> retrieved ppx_string.v0.17.0  (cached)
-> retrieved ppx_variants_conv.v0.17.1  (cached)
-> retrieved ppx_minidebug.2.3.0  (cached)
-> retrieved ppxlib_jane.v0.17.4  (cached)
-> retrieved ptime.1.2.0  (cached)
-> retrieved re.1.13.2  (cached)
-> retrieved result.1.5  (cached)
-> retrieved saturn_lockfree.0.5.0  (cached)
-> retrieved seq.base  (cached)
-> installed seq.base
-> retrieved ppxlib.0.36.0  (cached)
-> retrieved printbox.0.12, printbox-ext-plot.0.12, printbox-html.0.12, printbox-md.0.12, printbox-text.0.12  (cached)
-> retrieved 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 tyxml.4.6.0  (cached)
-> retrieved topkg.1.0.8  (cached)
-> retrieved uutf.1.0.4  (cached)
-> retrieved variantslib.v0.17.0  (cached)
-> retrieved uucp.16.0.0  (cached)
-> installed ocamlfind.1.9.8
-> installed base-bytes.base
-> installed camlzip.1.13
-> installed ocamlbuild.0.16.1
-> installed topkg.1.0.8
-> installed uutf.1.0.4
-> installed mtime.2.1.0
-> installed fmt.0.10.0
-> installed ptime.1.2.0
-> installed astring.0.8.5
-> installed logs.0.9.0
-> installed dune.3.19.1
-> installed jane-street-headers.v0.17.0
-> installed ppx_derivers.1.2.1
-> installed csexp.1.5.2
-> installed backoff.0.1.1
-> installed bigarray-compat.1.1.0
-> installed camlp-streams.5.0.1
-> installed cppo.1.8.0
-> installed csv.2.4
-> installed multicore-magic.2.3.1
-> installed ocaml-syntax-shims.1.0.0
-> installed ocaml-compiler-libs.v0.17.0
-> installed ocaml-version.4.0.1
-> installed ocaml_intrinsics_kernel.v0.17.1
-> installed pprint.20230830
-> installed printbox.0.12
-> installed re.1.13.2
-> installed result.1.5
-> installed sexplib0.v0.17.0
-> installed stdlib-shims.0.3.0
-> installed thread-local-storage.0.2
-> installed saturn_lockfree.0.5.0
-> installed integers.0.7.0
-> installed parsexp.v0.17.0
-> installed dune-configurator.3.19.1
-> installed bigstringaf.0.10.0
-> installed mdx.2.5.0
-> installed sexplib.v0.17.0
-> installed angstrom.0.16.1
-> installed tyxml.4.6.0
-> installed printbox-html.0.12
-> installed curl.0.10.0
-> installed ctypes.0.23.0
-> installed base.v0.17.3
-> installed fieldslib.v0.17.0
-> installed variantslib.v0.17.0
-> installed stdio.v0.17.0
-> installed ctypes-foreign.0.23.0
-> installed uucp.16.0.0
-> installed printbox-text.0.12
-> installed printbox-md.0.12
-> installed printbox-ext-plot.0.12
-> installed ppxlib.0.36.0
-> installed ppx_optcomp.v0.17.1
-> installed ppxlib_jane.v0.17.4
-> installed ppx_cold.v0.17.0
-> installed ppx_variants_conv.v0.17.1
-> installed ppx_here.v0.17.0
-> installed ppx_fields_conv.v0.17.0
-> installed ppx_globalize.v0.17.2
-> installed ppx_enumerate.v0.17.0
-> installed ppx_deriving.6.1.1
-> 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_minidebug.2.3.0
-> installed ppx_base.v0.17.0
-> installed jst-config.v0.17.0
-> installed ppx_string.v0.17.0
-> installed time_now.v0.17.0
-> installed ppx_inline_test.v0.17.1
-> installed ppx_expect.v0.17.3
Done.
# To update the current shell environment, run: eval $(opam env)
2025-07-20 19:29.13 ---> using "98f153bbb749989e328c37f00b386f4d9bbabc4cfe3c6a74c375cff79571c79a" from cache


/src: (copy (src .) (dst /src))
2025-07-20 19:29.13 ---> saved as "cbd461cc12f85d3afcab80de80a97574a06ff4aab4bf5ef71b8ad49750a67686"


/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)
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)
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)
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/d394f4791856964135992cbdc58bbbc9/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 -)
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/d394f4791856964135992cbdc58bbbc9/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 -)
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/943d54b17629fb3995c8e1d8361b81af/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 -)
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/943d54b17629fb3995c8e1d8361b81af/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 -)
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)
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
Retrieving commandline, environment, or config file variable ocannl_backend
Found multicore_cc, in the config file
Retrieving commandline, environment, or config file variable ocannl_cd_ident_style
Not found, using default heuristic
Retrieving commandline, environment, or config file variable ocannl_ll_ident_style
Not found, using default heuristic
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
(cd _build/.sandbox/d394f4791856964135992cbdc58bbbc9/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 -)
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(cd _build/.sandbox/d394f4791856964135992cbdc58bbbc9/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 -)
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
File "test/einsum/einsum_trivia_exec.expected", line 1, characters 0-0:
/usr/sbin/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 66cd166..b17597c 100644
--- a/_build/default/test/einsum/einsum_trivia_exec.expected
+++ b/_build/default/test/einsum/einsum_trivia_exec.exe.output
@@ -657,169 +657,169 @@ HERE: test/einsum/einsum_trivia_exec.ml:247:21
│└──────┴────────────────────────────────────┘│
└─────────────────────────────────────────────┘
HERE: test/einsum/einsum_trivia_exec.ml:274:21
-┌────────────────────────────────┐
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-└────────────────────────────────┘
+┌─────────────────────────────────────────┐
+│[9]: ;=>+ shape 0:4,1:5,2:6,3:3          │
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+│└──────┴────────────────────────────────┘│
+├─────────────────────────────────────────┤
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+└─────────────────────────────────────────┘
HERE: test/einsum/einsum_trivia_exec.ml:275:21
-┌───────────────────────────┐
-│[1]: =>_ti shape 0:4,1:3   │
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-││      │ 3.00  0.00  0.00 ││
-│└──────┴──────────────────┘│
-└───────────────────────────┘
+┌────────────────────────────────────┐
+│[1]: =>_ti shape 0:4,1:3            │
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+││      │axis 1                     ││
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+││axis 0│ 0.00  4.35e-41  -1.18e+28 ││
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+││      │ 3.00  1.90e+1   2.20e+1   ││
+│└──────┴───────────────────────────┘│
+└────────────────────────────────────┘
HERE: test/einsum/einsum_trivia_exec.ml:276:21
-┌───────────────────────────┐
-│[7]: =>_tk shape 0:6,1:3   │
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-││      │ 0.00  0.00  4.00 ││
-││      │ 0.00  0.00  5.00 ││
-│└──────┴──────────────────┘│
-└───────────────────────────┘
+┌───────────────────────────────────┐
+│[7]: =>_tk shape 0:6,1:3           │
+│┌──────┬──────────────────────────┐│
+││      │axis 1                    ││
+│├──────┼──────────────────────────┤│
+││axis 0│ 1.08e-40  0.00      0.00 ││
+││      │ 0.00      7.27e+31  1.00 ││
+││      │ ...       ...       ...  ││
+││      │ 1.33e+37  3.09e+27  4.00 ││
+││      │ 1.60e-19  1.74e+28  5.00 ││
+│└──────┴──────────────────────────┘│
+└───────────────────────────────────┘
HERE: test/einsum/einsum_trivia_exec.ml:299:21
┌─────────────────────────────────────────────────────────────────┐
│[2]: ;=>_c shape 0:3|1:4,2:2                                     │
(cd _build/.sandbox/d394f4791856964135992cbdc58bbbc9/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 -)
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
File "test/operations/hello_world_op.ml", line 1, characters 0-0:
/usr/sbin/git --no-pager diff --no-index --color=always -u _build/default/test/operations/hello_world_op.ml _build/.sandbox/d394f4791856964135992cbdc58bbbc9/default/test/operations/hello_world_op.ml.corrected
diff --git a/_build/default/test/operations/hello_world_op.ml b/_build/.sandbox/d394f4791856964135992cbdc58bbbc9/default/test/operations/hello_world_op.ml.corrected
index 7fbf5ba..4e84a91 100644
--- a/_build/default/test/operations/hello_world_op.ml
+++ b/_build/.sandbox/d394f4791856964135992cbdc58bbbc9/default/test/operations/hello_world_op.ml.corrected
@@ -111,7 +111,7 @@ let%expect_test "Print tensor too early" =
Train.forward_and_force (module Backend) ctx c;
print_tensor ~here:[%here] `Default c;
[%expect {|
-    HERE: test/operations/hello_world_op.ml:110:21
+    HERE: test/operations/hello_world_op.ml:112:21
┌─────────────────────────────────┐
│[2]: *._c shape 0:4|             │
│┌┬──────────────────────────────┐│
@@ -143,7 +143,7 @@ let%expect_test "Print constant tensor" =
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Inline @@ hey;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:141:21
+    HERE: test/operations/hello_world_op.ml:143:21
[0]: 1,2,3,4,5..._hey shape 1:3->0:2  [
1.00 , 2.00 , 3.00
;  4.00 , 5.00 , 6.00
@@ -152,7 +152,7 @@ let%expect_test "Print constant tensor" =
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Default @@ hey;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:150:21
+    HERE: test/operations/hello_world_op.ml:152:21
┌─────────────────────────────────────┐
│[0]: 1,2,3,4,5..._hey shape 1:3->0:2 │
│┌──────┬──────────────────┐          │
@@ -168,7 +168,7 @@ let%expect_test "Print constant tensor" =
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Inline @@ hoo;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:166:21
+    HERE: test/operations/hello_world_op.ml:168:21
[1]: 1,2,3,4,5..._hoo shape 0:2|1:3  [|
[ 1.00 ; 2.00 ; 3.00 ]
; [ 4.00 ; 5.00 ; 6.00 ]
@@ -177,7 +177,7 @@ let%expect_test "Print constant tensor" =
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Default @@ hoo;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:175:21
+    HERE: test/operations/hello_world_op.ml:177:21
┌────────────────────────────────────┐
│[1]: 1,2,3,4,5..._hoo shape 0:2|1:3 │
│┌──────┬──────────────────┐         │
@@ -200,7 +200,7 @@ let%expect_test "Print constant tensor" =
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Inline @@ hey2;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:198:21
+    HERE: test/operations/hello_world_op.ml:200:21
[2]: 1,2,3,4,5..._hey2 shape 1:2,2:3->0:4  [
( 1.00 , 2.00 , 3.00 ) , ( 4.00 , 5.00 , 6.00 )
;  ( 7.00 , 8.00 , 9.00 ) , ( 10.00 , 11.00 , 12.00 )
@@ -211,7 +211,7 @@ let%expect_test "Print constant tensor" =
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Default @@ hey2;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:209:21
+    HERE: test/operations/hello_world_op.ml:211:21
┌────────────────────────────────────────────────────────────────┐
│[2]: 1,2,3,4,5..._hey2 shape 1:2,2:3->0:4                       │
│┌──────┬───────────────────────────┬───────────────────────────┐│
@@ -237,7 +237,7 @@ let%expect_test "Print constant tensor" =
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Inline @@ hoo2;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:235:21
+    HERE: test/operations/hello_world_op.ml:237:21
[3]: 1,2,3,4,5..._hoo2 shape 0:4|1:2,2:3  [|
[ [ 1.00 ; 2.00 ; 3.00 ] ; [ 4.00 ; 5.00 ; 6.00 ] ]
; [ [ 7.00 ; 8.00 ; 9.00 ] ; [ 10.00 ; 11.00 ; 12.00 ] ]
@@ -248,7 +248,7 @@ let%expect_test "Print constant tensor" =
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Default @@ hoo2;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:246:21
+    HERE: test/operations/hello_world_op.ml:248:21
┌───────────────────────────────────────────────────────────────────────────────────────────────────────────────┐
│[3]: 1,2,3,4,5..._hoo2 shape 0:4|1:2,2:3                                                                       │
│┌──────┬──────────────────┬───────────────────────────┬───────────────────────────┬───────────────────────────┐│
@@ -272,7 +272,7 @@ let%expect_test "Print constant tensor" =
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Inline @@ heyhoo;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:270:21
+    HERE: test/operations/hello_world_op.ml:272:21
[4]: 1,2,3,4,5..._heyhoo shape 0:4,1:2|2:3  [|
[| [ 1.00 ; 2.00 ; 3.00 ] ; [ 4.00 ; 5.00 ; 6.00 ] |]
; [| [ 7.00 ; 8.00 ; 9.00 ] ; [ 10.00 ; 11.00 ; 12.00 ] |]
@@ -283,7 +283,7 @@ let%expect_test "Print constant tensor" =
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Default @@ heyhoo;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:281:21
+    HERE: test/operations/hello_world_op.ml:283:21
┌───────────────────────────────────────────────────────────────────────────────────────────────────────────────┐
│[4]: 1,2,3,4,5..._heyhoo shape 0:4,1:2|2:3                                                                     │
│┌──────┬──────────────────┬───────────────────────────┬───────────────────────────┬───────────────────────────┐│
@@ -307,7 +307,7 @@ let%expect_test "Print constant tensor" =
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Inline @@ heyhoo2;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:305:21
+    HERE: test/operations/hello_world_op.ml:307:21
[5]: 1,31,2,32,3..._heyhoo2 shape 0:4,1:2|2:3,3:2  [|
[|
[ [ 1.00 ; 31.00 ] ; [ 2.00 ; 32.00 ] ; [ 3.00 ; 33.00 ] ]
@@ -330,7 +330,7 @@ let%expect_test "Print constant tensor" =
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Default @@ heyhoo2;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:328:21
+    HERE: test/operations/hello_world_op.ml:330:21
┌──────────────────────────────────────────────────┐
│[5]: 1,31,2,32,3..._heyhoo2 shape 0:4,1:2|2:3,3:2 │
│┌──────┬──────────────────┬──────────────────┐    │
@@ -371,7 +371,7 @@ let%expect_test "Print constant tensor" =
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Inline @@ heyhoo3;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:369:21
+    HERE: test/operations/hello_world_op.ml:371:21
[6]: 1,31,2,32,3..._heyhoo3 shape 0:2,1:2|2:2,3:3,4:2  [|
[|
[
@@ -398,7 +398,7 @@ let%expect_test "Print constant tensor" =
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Default @@ heyhoo3;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:396:21
+    HERE: test/operations/hello_world_op.ml:398:21
┌──────────────────────────────────────────────────────┐
│[6]: 1,31,2,32,3..._heyhoo3 shape 0:2,1:2|2:2,3:3,4:2 │
│┌──────┬───────────────┬──────────────────┐           │
@@ -444,7 +444,7 @@ let%expect_test "Print constant tensor" =
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Inline @@ heyhoo4;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:442:21
+    HERE: test/operations/hello_world_op.ml:444:21
[7]: 1,31,2,32,3..._heyhoo4 shape 0:2|4:2->1:2,2:2,3:3  [|
[
[
@@ -471,7 +471,7 @@ let%expect_test "Print constant tensor" =
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Default @@ heyhoo4;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:469:21
+    HERE: test/operations/hello_world_op.ml:471:21
┌───────────────────────────────────────────────────────┐
│[7]: 1,31,2,32,3..._heyhoo4 shape 0:2|4:2->1:2,2:2,3:3 │
│┌──────┬───────────────┬──────────────────┐            │
@@ -522,7 +522,7 @@ let%expect_test "Matrix multiplication dims 2x3" =
Tensor.print ~here:[%here] ~force_read:true ~with_code:false ~with_grad:false `Default @@ hey;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:520:21
+    HERE: test/operations/hello_world_op.ml:522:21
┌────────────────────────┐
│[0]: hey shape 1:2->0:3 │
│┌──────┬────────────┐   │
@@ -537,7 +537,7 @@ let%expect_test "Matrix multiplication dims 2x3" =
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Default @@ y;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:535:21
+    HERE: test/operations/hello_world_op.ml:537:21
┌──────────────────────────────┐
│[6]: +_y shape 0:3            │
│┌┬───────────────────────────┐│
@@ -570,7 +570,7 @@ let%expect_test "Big matrix" =
Tensor.print ~here:[%here] ~force_read:true ~with_code:false ~with_grad:false `Default hey;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:568:21
+    HERE: test/operations/hello_world_op.ml:570:21
┌──────────────────────────────────────────────────┐
│[0]: hey shape 1:21->0:21                         │
│┌──────┬─────────────────────────────────────────┐│
@@ -587,7 +587,7 @@ let%expect_test "Big matrix" =
Tensor.print ~here:[%here] ~with_code:false ~with_grad:false `Default y;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:585:21
+    HERE: test/operations/hello_world_op.ml:587:21
┌────────────────────────────────────────────┐
│[5]: + shape 0:21                           │
│┌┬─────────────────────────────────────────┐│
@@ -621,7 +621,7 @@ let%expect_test "Very big tensor" =
Tensor.print ~here:[%here] ~force_read:true ~with_code:false ~with_grad:false `Default hey;
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:619:21
+    HERE: test/operations/hello_world_op.ml:621:21
┌───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┐
│[0]: r6x10x11x7x8x9 shape 0:6|3:7,4:8,5:9->1:10,2:11                                                                                                                                   │
│┌──────┬─────────────────────────────────────────┬─────────────────────────────────────────┬──────┬─────────────────────────────────────────┬─────────────────────────────────────────┐│
@@ -759,7 +759,7 @@ let%expect_test "Very big tensor" =
(* Disable line wrapping for viewing the output. In VSCode: `View: Toggle Word Wrap`. *)
[%expect
{|
-    HERE: test/operations/hello_world_op.ml:756:21
+    HERE: test/operations/hello_world_op.ml:758:21
┌───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┐
│[6]: -_hoo shape 0:6|1:10,2:11                                                                                                                                                         │
│┌──────┬─────────────────────────────────────────┬─────────────────────────────────────────┬──────┬─────────────────────────────────────────┬─────────────────────────────────────────┐│
(cd _build/.sandbox/943d54b17629fb3995c8e1d8361b81af/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 -)
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
File "test/einsum/einsum_trivia.ml", line 1, characters 0-0:
/usr/sbin/git --no-pager diff --no-index --color=always -u _build/default/test/einsum/einsum_trivia.ml _build/.sandbox/943d54b17629fb3995c8e1d8361b81af/default/test/einsum/einsum_trivia.ml.corrected
diff --git a/_build/default/test/einsum/einsum_trivia.ml b/_build/.sandbox/943d54b17629fb3995c8e1d8361b81af/default/test/einsum/einsum_trivia.ml.corrected
index 2a89e77..7b8ad7b 100644
--- a/_build/default/test/einsum/einsum_trivia.ml
+++ b/_build/.sandbox/943d54b17629fb3995c8e1d8361b81af/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 │ 1.77e-34  0.00      0.00    │ │
+    ││axis 2│ 1.77e-34  0.00      1.00    │ │
+    ││      │ ...       ...       ...     │ │
+    ││      │ 6.43e+7   4.05e-41  4.00    │ │
+    ││      │ 1.77e-34  6.43e+7   5.00    │ │
+    │├──────┼─────────────────────────────┤ │
+    ││1 @ 1 │ 4.26e-41  1.00     0.00     │ │
+    ││axis 2│ 0.00      1.00     1.00     │ │
+    ││      │ ...       ...      ...      │ │
+    ││      │ 6.43e+7   1.00     4.00     │ │
+    ││      │ 0.00      6.43e+7  5.00     │ │
+    │├──────┼─────────────────────────────┤ │
+    ││2 @ 1 │ 4.26e-41  2.00     0.00     │ │
+    ││axis 2│ 0.00      2.00     1.00     │ │
+    ││      │ ...       ...      ...      │ │
+    ││      │ 6.43e+7   2.00     4.00     │ │
+    ││      │ 0.00      6.43e+7  5.00     │ │
+    │├──────┼─────────────────────────────┤ │
+    ││3 @ 1 │ 4.26e-41  3.00     0.00     │ │
+    ││axis 2│ 0.00      3.00     1.00     │ │
+    ││      │ ...       ...      ...      │ │
+    ││      │ 6.43e+7   3.00     4.00     │ │
+    ││      │ 0.00      6.43e+7  5.00     │ │
+    │├──────┼─────────────────────────────┤ │
+    ││4 @ 1 │ 1.44e+18  4.00     2.80e-33 │ │
+    ││axis 2│ 1.44e+18  4.00     1.00     │ │
+    ││      │ ...       ...      ...      │ │
+    ││      │ 1.44e+18  4.00     4.00     │ │
+    ││      │ 1.44e+18  6.43e+7  5.00     │ │
+    │└──────┴─────────────────────────────┘ │
+    ├───────────────────────────────────────┤
+    │┌──────┬──────────────────────────────┐│
+    ││1 @ 0 │axis 3                        ││
+    │├──────┼──────────────────────────────┤│

+    ││0 @ 1 │ 1.00     2.07e+18  4.05e-41  ││
+    ││axis 2│ 1.00     2.07e+18  1.00      ││
+    ││      │ ...      ...       ...       ││
+    ││      │ 6.43e+7  2.07e+18  4.00      ││
+    ││      │ 1.00     2.07e+18  5.00      ││
+    │├──────┼──────────────────────────────┤│
+    ││1 @ 1 │ 1.00     2.07e+18  4.05e-41  ││
+    ││axis 2│ 1.00     2.07e+18  1.00      ││
+    ││      │ ...      ...       ...       ││
+    ││      │ 6.43e+7  2.07e+18  4.00      ││
+    ││      │ 1.00     2.07e+18  5.00      ││
+    │├──────┼──────────────────────────────┤│
+    ││2 @ 1 │ 1.00     2.07e+18  4.05e-41  ││
+    ││axis 2│ 1.00     2.07e+18  1.00      ││
+    ││      │ ...      ...       ...       ││
+    ││      │ 6.43e+7  2.07e+18  4.00      ││
+    ││      │ 1.00     2.07e+18  5.00      ││
+    │├──────┼──────────────────────────────┤│
+    ││3 @ 1 │ 1.00     2.07e+18  4.05e-41  ││
+    ││axis 2│ 1.00     2.07e+18  1.00      ││
+    ││      │ ...      ...       ...       ││
+    ││      │ 6.43e+7  2.07e+18  4.00      ││
+    ││      │ 1.00     2.07e+18  5.00      ││
+    │├──────┼──────────────────────────────┤│
+    ││4 @ 1 │ 1.44e+18  2.07e+18  2.80e-33 ││
+    ││axis 2│ 1.44e+18  2.07e+18  1.00     ││
+    ││      │ ...       ...       ...      ││
+    ││      │ 1.44e+18  2.07e+18  4.00     ││
+    ││      │ 1.44e+18  2.07e+18  5.00     ││
+    │└──────┴──────────────────────────────┘│
+    ├───────────────────────────────────────┤
+    │┌──────┬─────────────────────────────┐ │
+    ││2 @ 0 │axis 3                       │ │
+    │├──────┼─────────────────────────────┤ │
+    ││0 @ 1 │ 2.00     0.00      1.74e-34 │ │
+    ││axis 2│ 2.00     0.00      1.00     │ │
+    ││      │ ...      ...       ...      │ │
+    ││      │ 6.43e+7  4.05e-41  4.00     │ │
+    ││      │ 2.00     6.43e+7   5.00     │ │
+    │├──────┼─────────────────────────────┤ │
+    ││1 @ 1 │ 2.00     1.00     1.74e-34  │ │
+    ││axis 2│ 2.00     1.00     1.00      │ │
+    ││      │ ...      ...      ...       │ │
+    ││      │ 6.43e+7  1.00     4.00      │ │
+    ││      │ 2.00     6.43e+7  5.00      │ │
+    │├──────┼─────────────────────────────┤ │
+    ││2 @ 1 │ 2.00     2.00     1.74e-34  │ │
+    ││axis 2│ 2.00     2.00     1.00      │ │
+    ││      │ ...      ...      ...       │ │
+    ││      │ 6.43e+7  2.00     4.00      │ │
+    ││      │ 2.00     6.43e+7  5.00      │ │
+    │├──────┼─────────────────────────────┤ │
+    ││3 @ 1 │ 2.00     3.00     1.74e-34  │ │
+    ││axis 2│ 2.00     3.00     1.00      │ │
+    ││      │ ...      ...      ...       │ │
+    ││      │ 6.43e+7  3.00     4.00      │ │
+    ││      │ 2.00     6.43e+7  5.00      │ │
+    │├──────┼─────────────────────────────┤ │
+    ││4 @ 1 │ 1.44e+18  4.00     2.98e-33 │ │
+    ││axis 2│ 1.44e+18  4.00     1.00     │ │
+    ││      │ ...       ...      ...      │ │
+    ││      │ 1.44e+18  4.00     4.00     │ │
+    ││      │ 1.44e+18  6.43e+7  5.00     │ │
+    │└──────┴─────────────────────────────┘ │
+    ├───────────────────────────────────────┤
+    │┌──────┬──────────────────────────────┐│
+    ││3 @ 0 │axis 3                        ││
+    │├──────┼──────────────────────────────┤│
+    ││0 @ 1 │ 3.00     2.04e+18  4.05e-41  ││
+    ││axis 2│ 3.00     2.04e+18  1.00      ││
+    ││      │ ...      ...       ...       ││
+    ││      │ 6.43e+7  2.04e+18  4.00      ││
+    ││      │ 3.00     2.04e+18  5.00      ││
+    │├──────┼──────────────────────────────┤│
+    ││1 @ 1 │ 3.00     2.04e+18  4.05e-41  ││
+    ││axis 2│ 3.00     2.04e+18  1.00      ││
+    ││      │ ...      ...       ...       ││
+    ││      │ 6.43e+7  2.04e+18  4.00      ││
+    ││      │ 3.00     2.04e+18  5.00      ││
+    │├──────┼──────────────────────────────┤│
+    ││2 @ 1 │ 3.00     2.04e+18  4.05e-41  ││
+    ││axis 2│ 3.00     2.04e+18  1.00      ││
+    ││      │ ...      ...       ...       ││
+    ││      │ 6.43e+7  2.04e+18  4.00      ││
+    ││      │ 3.00     2.04e+18  5.00      ││
+    │├──────┼──────────────────────────────┤│
+    ││3 @ 1 │ 3.00     2.04e+18  4.05e-41  ││
+    ││axis 2│ 3.00     2.04e+18  1.00      ││
+    ││      │ ...      ...       ...       ││
+    ││      │ 6.43e+7  2.04e+18  4.00      ││
+    ││      │ 3.00     2.04e+18  5.00      ││
+    │├──────┼──────────────────────────────┤│
+    ││4 @ 1 │ 1.44e+18  2.04e+18  2.80e-33 ││
+    ││axis 2│ 1.44e+18  2.04e+18  1.00     ││
+    ││      │ ...       ...       ...      ││
+    ││      │ 1.44e+18  2.04e+18  4.00     ││
+    ││      │ 1.44e+18  2.04e+18  5.00     ││
+    │└──────┴──────────────────────────────┘│
+    └───────────────────────────────────────┘
|}];
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  0.00      0.00     ││
+    ││      │ 1.00  2.07e+18  4.05e-41 ││
+    ││      │ 2.00  0.00      1.74e-34 ││
+    ││      │ 3.00  2.04e+18  4.05e-41 ││
+    │└──────┴──────────────────────────┘│
+    └───────────────────────────────────┘
|}];
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│ 4.26e-41  0.00      0.00 ││
+    ││      │ 0.00      0.00      1.00 ││
+    ││      │ ...       ...       ...  ││
+    ││      │ 6.43e+7   4.05e-41  4.00 ││
+    ││      │ 0.00      6.43e+7   5.00 ││
+    │└──────┴──────────────────────────┘│
+    └───────────────────────────────────┘
|}]


let%expect_test "einsum with a leftmost input axis preserved as output axis" =
File "test/training/moons_demo.expected", line 1, characters 0-0:
/usr/sbin/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..7a96ace 100644
--- a/_build/default/test/training/moons_demo.expected
+++ b/_build/default/test/training/moons_demo.exe.output
@@ -1,188 +1,182 @@
-
-    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
+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/sbin/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..8bbcca3 100644
--- a/_build/default/test/training/moons_demo_parallel.expected
+++ b/_build/default/test/training/moons_demo_parallel.exe.output
@@ -1 +1,138 @@
-Success
+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:
+┌─────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
+│ 3.82e+1 │  -                                                                                                 │
+│         │- --------------------------------------------------------------------------------------------------│
+│         │-   - -- - -- -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -  - -│
+│         │ -     -                                                                                            │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│b        │                                                                                                    │
+│a        │                                                                                                    │
+│t        │                                                                                                    │
+│c        │                                                                                                    │
+│h        │                                                                                                    │
+│         │                                                                                                    │
+│l        │                                                                                                    │
+│o        │                                                                                                    │
+│g        │                                                                                                    │
+│         │                                                                                                    │
+│l        │                                                                                                    │
+│o        │                                                                                                    │
+│s        │                                                                                                    │
+│s        │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│         │                                                                                                    │
+│ -1.04e+1│ --                                                                                                 │
+├─────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
+│         │0.00                                                                                         3.99e+2│
+│         │                                                step                                                │
+└─────────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘
+Epoch Log-loss:
+┌────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
+│ 4.05e+1│     -                                                                                              │
+│        │          -    -    -    -                                                                          │
+│        │                              -    -    -    -    -                                                 │
+│        │                                                       -    -    -    -    -                        │
+│        │                                                                                -    -    -    -    │
+│        │                                                                                                    │
+│        │                                                                                                    │
+│        │                                                                                                    │
+│        │                                                                                                    │
+│        │                                                                                                    │
+│        │                                                                                                    │
+│        │                                                                                                    │
+│        │                                                                                                    │
+│e       │                                                                                                    │
+│p       │                                                                                                    │
+│o       │                                                                                                    │
+│c       │                                                                                                    │
+│h       │                                                                                                    │
+│        │                                                                                                    │
+│l       │                                                                                                    │
+│o       │                                                                                                    │
+│g       │                                                                                                    │
+│        │                                                                                                    │
+│l       │                                                                                                    │
+│o       │                                                                                                    │
+│s       │                                                                                                    │
+│s       │                                                                                                    │
+│        │                                                                                                    │
+│        │                                                                                                    │
+│        │                                                                                                    │
+│        │                                                                                                    │
+│        │                                                                                                    │
+│        │                                                                                                    │
+│        │                                                                                                    │
+│        │                                                                                                    │
+│        │                                                                                                    │
+│        │                                                                                                    │
+│        │                                                                                                    │
+│        │                                                                                                    │
+│ 4.01e+1│-                                                                                                   │
+├────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
+│        │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
2025-07-20 19:30.53: Job failed: Failed: Build failed