Organisationsahrefsocannlcb9683 ()debian-12-5.3_opam-2.4

debian-12-5.3_opam-2.4

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2025-08-09 22:09.46: New job: test ahrefs/ocannl https://github.com/ahrefs/ocannl.git#refs/heads/master (cb9683de2104dfd786d2d29c3c3698a459158e9e) (linux-x86_64:debian-12-5.3_opam-2.4)
Base: ocaml/opam:debian-12-ocaml-5.3@sha256:6c3206584a61f2e7d9bdcd4f930a97703856d06e2a2b9a11f433c0021b4a169d
Opam project build


To reproduce locally:


git clone --recursive "https://github.com/ahrefs/ocannl.git" -b "master" && cd "ocannl" && git reset --hard cb9683de
cat > Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-12-ocaml-5.3@sha256:6c3206584a61f2e7d9bdcd4f930a97703856d06e2a2b9a11f433c0021b4a169d
# debian-12-5.3_opam-2.4
USER 1000:1000
ENV CLICOLOR_FORCE="1"
ENV OPAMCOLOR="always"
WORKDIR /src
RUN sudo ln -f /usr/bin/opam-2.4 /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 e77940d8ff8706305602d0d643bf01c77beef2e7 || git fetch origin master) && git reset -q --hard e77940d8ff8706305602d0d643bf01c77beef2e7 && 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 dune-private-libs.3.19.1 dune-site.3.19.1 dyn.3.19.1 fieldslib.v0.17.0 fmt.0.11.0 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 ordering.3.19.1 parsexp.v0.17.0 pp.2.0.0 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 stdune.3.19.1 thread-local-storage.0.2 time_now.v0.17.0 topkg.1.1.0 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=2.4 --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


2025-08-09 22:09.46: Using cache hint "ahrefs/ocannl-ocaml/opam:debian-12-ocaml-5.3@sha256:6c3206584a61f2e7d9bdcd4f930a97703856d06e2a2b9a11f433c0021b4a169d-debian-12-5.3_opam-2.4-83f2c92a8149933d384aef7c4711fb31"
2025-08-09 22:09.46: Using OBuilder spec:
((from ocaml/opam:debian-12-ocaml-5.3@sha256:6c3206584a61f2e7d9bdcd4f930a97703856d06e2a2b9a11f433c0021b4a169d)
(comment debian-12-5.3_opam-2.4)
(user (uid 1000) (gid 1000))
(env CLICOLOR_FORCE 1)
(env OPAMCOLOR always)
(workdir /src)
(run (shell "sudo ln -f /usr/bin/opam-2.4 /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 e77940d8ff8706305602d0d643bf01c77beef2e7 || git fetch origin master) && git reset -q --hard e77940d8ff8706305602d0d643bf01c77beef2e7 && 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 dune-private-libs.3.19.1 dune-site.3.19.1 dyn.3.19.1 fieldslib.v0.17.0 fmt.0.11.0 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 ordering.3.19.1 parsexp.v0.17.0 pp.2.0.0 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 stdune.3.19.1 thread-local-storage.0.2 time_now.v0.17.0 topkg.1.1.0 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=2.4 --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"))
)


2025-08-09 22:09.46: Waiting for resource in pool OCluster
2025-08-09 22:09.46: Waiting for worker…
2025-08-09 22:09.46: Got resource from pool OCluster
Building on phoebe
HEAD is now at 0abd20bc New test moons_demo_mini; updates test expectations; unfortunately, bigram is nondeterministic; and moons_demo is broken on multicore_cc but probably an unlucky random seed because moons_demo_parallel works well
HEAD is now at cb9683de A good seed for moons_demo


(from ocaml/opam:debian-12-ocaml-5.3@sha256:6c3206584a61f2e7d9bdcd4f930a97703856d06e2a2b9a11f433c0021b4a169d)
Unable to find image 'ocaml/opam:debian-12-ocaml-5.3@sha256:6c3206584a61f2e7d9bdcd4f930a97703856d06e2a2b9a11f433c0021b4a169d' locally
docker.io/ocaml/opam@sha256:6c3206584a61f2e7d9bdcd4f930a97703856d06e2a2b9a11f433c0021b4a169d: Pulling from ocaml/opam
b6da893a799e: Already exists
Digest: sha256:6c3206584a61f2e7d9bdcd4f930a97703856d06e2a2b9a11f433c0021b4a169d
Status: Downloaded newer image for ocaml/opam@sha256:6c3206584a61f2e7d9bdcd4f930a97703856d06e2a2b9a11f433c0021b4a169d
2025-08-09 22:09.47 ---> using "8eaf3f2decb526ca35ad09f39f5f0c6ba5d9f4967b3f669a74b96aa9bc58a9eb" from cache


/: (comment debian-12-5.3_opam-2.4)


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


/: (env CLICOLOR_FORCE 1)


/: (env OPAMCOLOR always)


/: (workdir /src)


/src: (run (shell "sudo ln -f /usr/bin/opam-2.4 /usr/bin/opam"))
2025-08-09 22:09.47 ---> using "9bfb5ad4db617b7c882826218e397cb82a80f1ec507c9ebd6af72d0eac172351" 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 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
2025-08-09 22:09.47 ---> using "73df1b0e85c59612791ca1b06818024498a4e21db22828164bcac4b86a132d2a" 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
2.4.1
2025-08-09 22:09.47 ---> using "bef70556134d0e5209ca1f42df4e75fea5611e6c7646e7e2d9326cf708050a96" from cache


/src: (workdir /src)


/src: (run (shell "sudo chown opam /src"))
2025-08-09 22:09.47 ---> using "e8b8362c5a4607ac8e4cae4eccf1d4704f31fa570f8fb802aafff16220f66edd" from cache


/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "cd ~/opam-repository && (git cat-file -e e77940d8ff8706305602d0d643bf01c77beef2e7 || git fetch origin master) && git reset -q --hard e77940d8ff8706305602d0d643bf01c77beef2e7 && git log --no-decorate -n1 --oneline && opam update -u"))
e77940d8ff Merge pull request #28255 from dbuenzli/b0-publish-fmt.0.11.0


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


Already up-to-date.
Nothing to do.
# To update the current shell environment, run: eval $(opam env)
2025-08-09 22:09.47 ---> using "7b5e471a9ce5351d615a5fa05832ea7c8a2adceaa1d621a289da90c524e9796d" from cache


/src: (copy (src neural_nets_lib.opam arrayjit.opam) (dst ./))
2025-08-09 22:09.47 ---> using "a1fe2d0438f677b8bc510dd8fd9083eea5b77fe36a94cb6bdb2942a4ec3ad21f" 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)
2025-08-09 22:09.47 ---> using "7a4e10069c382a968c2262fdfa4be5617ab472275f69329984523ffa68bf6385" from cache


/src: (run (network host)
(shell "echo '(lang dune 3.0)' > './dune-project'"))
2025-08-09 22:09.47 ---> using "de8ce623745ec564ccf215bcbba29eb6c655cf00769a51663530e27efea1fd42" 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 dune-private-libs.3.19.1 dune-site.3.19.1 dyn.3.19.1 fieldslib.v0.17.0 fmt.0.11.0 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 ordering.3.19.1 parsexp.v0.17.0 pp.2.0.0 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 stdune.3.19.1 thread-local-storage.0.2 time_now.v0.17.0 topkg.1.1.0 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=2.4 --depext-only -y neural_nets_lib.dev arrayjit.dev $DEPS"))
+ /usr/bin/sudo "apt-get" "update"
- Hit:1 http://deb.debian.org/debian bookworm InRelease
- Get:2 http://deb.debian.org/debian bookworm-updates InRelease [55.4 kB]
- Get:3 http://deb.debian.org/debian-security bookworm-security InRelease [48.0 kB]
- Get:4 http://deb.debian.org/debian bookworm-updates/main amd64 Packages.diff/Index [20.7 kB]
- Ign:4 http://deb.debian.org/debian bookworm-updates/main amd64 Packages.diff/Index
- Get:5 http://deb.debian.org/debian bookworm-updates/main amd64 Packages [6924 B]
- Get:6 http://deb.debian.org/debian-security bookworm-security/main amd64 Packages [272 kB]
- Fetched 403 kB in 1s (787 kB/s)
- Reading package lists...
- 


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


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


The following system packages will first need to be installed:
libcurl4-gnutls-dev libffi-dev pkg-config zlib1g-dev


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


+ /usr/bin/sudo "apt-get" "install" "-qq" "-yy" "libcurl4-gnutls-dev" "libffi-dev" "pkg-config" "zlib1g-dev"
- debconf: delaying package configuration, since apt-utils is not installed
- Selecting previously unselected package libcurl4-gnutls-dev:amd64.
- (Reading database ... 
(Reading database ... 5%
(Reading database ... 10%
(Reading database ... 15%
(Reading database ... 20%
(Reading database ... 25%
(Reading database ... 30%
(Reading database ... 35%
(Reading database ... 40%
(Reading database ... 45%
(Reading database ... 50%
(Reading database ... 55%
(Reading database ... 60%
(Reading database ... 65%
(Reading database ... 70%
(Reading database ... 75%
(Reading database ... 80%
(Reading database ... 85%
(Reading database ... 90%
(Reading database ... 95%
(Reading database ... 100%
(Reading database ... 18778 files and directories currently installed.)
- Preparing to unpack .../0-libcurl4-gnutls-dev_7.88.1-10+deb12u12_amd64.deb ...
- Unpacking libcurl4-gnutls-dev:amd64 (7.88.1-10+deb12u12) ...
- Selecting previously unselected package libffi-dev:amd64.
- Preparing to unpack .../1-libffi-dev_3.4.4-1_amd64.deb ...
- Unpacking libffi-dev:amd64 (3.4.4-1) ...
- Selecting previously unselected package libpkgconf3:amd64.
- Preparing to unpack .../2-libpkgconf3_1.8.1-1_amd64.deb ...
- Unpacking libpkgconf3:amd64 (1.8.1-1) ...
- Selecting previously unselected package pkgconf-bin.
- Preparing to unpack .../3-pkgconf-bin_1.8.1-1_amd64.deb ...
- Unpacking pkgconf-bin (1.8.1-1) ...
- Selecting previously unselected package pkgconf:amd64.
- Preparing to unpack .../4-pkgconf_1.8.1-1_amd64.deb ...
- Unpacking pkgconf:amd64 (1.8.1-1) ...
- Selecting previously unselected package pkg-config:amd64.
- Preparing to unpack .../5-pkg-config_1.8.1-1_amd64.deb ...
- Unpacking pkg-config:amd64 (1.8.1-1) ...
- Selecting previously unselected package zlib1g-dev:amd64.
- Preparing to unpack .../6-zlib1g-dev_1%3a1.2.13.dfsg-1_amd64.deb ...
- Unpacking zlib1g-dev:amd64 (1:1.2.13.dfsg-1) ...
- Setting up libcurl4-gnutls-dev:amd64 (7.88.1-10+deb12u12) ...
- Setting up libffi-dev:amd64 (3.4.4-1) ...
- Setting up libpkgconf3:amd64 (1.8.1-1) ...
- Setting up pkgconf-bin (1.8.1-1) ...
- Setting up zlib1g-dev:amd64 (1:1.2.13.dfsg-1) ...
- Setting up pkgconf:amd64 (1.8.1-1) ...
- Setting up pkg-config:amd64 (1.8.1-1) ...
- Processing triggers for libc-bin (2.36-9+deb12u10) ...
2025-08-09 22:09.47 ---> using "af25b3e86b09cbd725527367f014d5fd3eef992e417c5fb33da270f4b8718964" 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 87 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 dune-private-libs       3.19.1
- install dune-site               3.19.1
- install dyn                     3.19.1
- install fieldslib               v0.17.0
- install fmt                     0.11.0
- 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 ordering                3.19.1
- install parsexp                 v0.17.0
- install pp                      2.0.0
- 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 stdune                  3.19.1
- install thread-local-storage    0.2
- install time_now                v0.17.0
- install topkg                   1.1.0
- install tyxml                   4.6.0
- install uucp                    16.0.0
- install uutf                    1.0.4
- install variantslib             v0.17.0


<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved angstrom.0.16.1  (cached)
-> retrieved astring.0.8.5  (cached)
-> retrieved backoff.0.1.1  (cached)
-> retrieved bigarray-compat.1.1.0  (cached)
-> retrieved bigstringaf.0.10.0  (cached)
-> retrieved base.v0.17.3  (cached)
-> retrieved camlp-streams.5.0.1  (cached)
-> retrieved camlzip.1.13  (cached)
-> installed conf-libcurl.2
-> retrieved cppo.1.8.0  (cached)
-> retrieved cmdliner.1.3.0  (cached)
-> installed conf-pkg-config.4
-> retrieved csexp.1.5.2  (cached)
-> retrieved csv.2.4  (cached)
-> retrieved ctypes.0.23.0, ctypes-foreign.0.23.0  (cached)
-> installed conf-libffi.2.0.0
-> installed conf-zlib.1
-> retrieved curl.0.10.0  (cached)
-> retrieved fieldslib.v0.17.0  (cached)
-> retrieved fmt.0.11.0  (cached)
-> retrieved integers.0.7.0  (cached)
-> retrieved jane-street-headers.v0.17.0  (cached)
-> retrieved jst-config.v0.17.0  (cached)
-> retrieved logs.0.9.0  (cached)
-> retrieved 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 ocamlfind.1.9.8  (cached)
-> retrieved ocamlbuild.0.16.1  (cached)
-> retrieved parsexp.v0.17.0  (cached)
-> retrieved pp.2.0.0  (cached)
-> retrieved pprint.20230830  (cached)
-> retrieved ppx_assert.v0.17.0  (cached)
-> retrieved ppx_base.v0.17.0  (cached)
-> retrieved ppx_cold.v0.17.0  (cached)
-> retrieved ppx_compare.v0.17.0  (cached)
-> retrieved ppx_derivers.1.2.1  (cached)
-> retrieved ppx_deriving.6.1.1  (cached)
-> retrieved ppx_enumerate.v0.17.0  (cached)
-> retrieved dune.3.19.1, dune-configurator.3.19.1, dune-private-libs.3.19.1, dune-site.3.19.1, dyn.3.19.1, ordering.3.19.1, stdune.3.19.1  (cached)
-> retrieved ppx_expect.v0.17.3  (cached)
-> retrieved ppx_fields_conv.v0.17.0  (cached)
-> retrieved ppx_globalize.v0.17.2  (cached)
-> retrieved ppx_hash.v0.17.0  (cached)
-> retrieved ppx_here.v0.17.0  (cached)
-> retrieved ppx_inline_test.v0.17.1  (cached)
-> retrieved ppx_optcomp.v0.17.1  (cached)
-> installed cmdliner.1.3.0
-> installed num.1.6
-> installed ocamlbuild.0.16.1
-> retrieved ppx_minidebug.2.3.0  (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 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 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 printbox.0.12, printbox-ext-plot.0.12, printbox-html.0.12, printbox-md.0.12, printbox-text.0.12  (cached)
-> retrieved topkg.1.1.0  (cached)
-> retrieved tyxml.4.6.0  (cached)
-> retrieved uutf.1.0.4  (cached)
-> retrieved variantslib.v0.17.0  (cached)
-> retrieved uucp.16.0.0  (cached)
-> installed ocamlfind.1.9.8
-> installed base-bytes.base
-> installed camlzip.1.13
-> installed topkg.1.1.0
-> installed uutf.1.0.4
-> installed mtime.2.1.0
-> installed ptime.1.2.0
-> installed fmt.0.11.0
-> installed astring.0.8.5
-> installed logs.0.9.0
-> installed dune.3.19.1
-> installed backoff.0.1.1
-> installed bigarray-compat.1.1.0
-> installed camlp-streams.5.0.1
-> installed csexp.1.5.2
-> installed cppo.1.8.0
-> installed csv.2.4
-> installed jane-street-headers.v0.17.0
-> installed multicore-magic.2.3.1
-> installed ocaml-compiler-libs.v0.17.0
-> installed ocaml-syntax-shims.1.0.0
-> installed ocaml-version.4.0.1
-> installed ocaml_intrinsics_kernel.v0.17.1
-> installed pp.2.0.0
-> installed pprint.20230830
-> installed ppx_derivers.1.2.1
-> 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 ordering.3.19.1
-> installed parsexp.v0.17.0
-> installed dune-configurator.3.19.1
-> installed mdx.2.5.0
-> installed bigstringaf.0.10.0
-> installed dyn.3.19.1
-> installed tyxml.4.6.0
-> installed sexplib.v0.17.0
-> installed angstrom.0.16.1
-> installed printbox-html.0.12
-> installed curl.0.10.0
-> installed stdune.3.19.1
-> 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 dune-private-libs.3.19.1
-> installed ctypes-foreign.0.23.0
-> installed dune-site.3.19.1
-> 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_here.v0.17.0
-> installed ppx_variants_conv.v0.17.1
-> installed ppx_fields_conv.v0.17.0
-> installed ppx_deriving.6.1.1
-> installed ppx_enumerate.v0.17.0
-> installed ppx_globalize.v0.17.2
-> installed ppx_compare.v0.17.0
-> installed ppx_sexp_conv.v0.17.1
-> installed ppx_hash.v0.17.0
-> installed ppx_assert.v0.17.0
-> installed ppx_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)
2025-08-09 22:09.47 ---> using "240727c436574e0307c02011788bd3a70e79136a76f612d7258b8ba7fa2dafad" from cache


/src: (copy (src .) (dst /src))
2025-08-09 22:09.48 ---> saved as "d56ee5b62546569e973e8e999de7fe532f4a29b09db459ec06667939db074a9b"


/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
File "test/operations/dune", lines 76-91, characters 0-458:
76 | (rule
77 |  (alias runtest)
78 |  (target
....
89 |     "--ocannl_output_prec_in_ll_files=true"
90 |     "--ocannl_output_debug_files_in_build_directory=true"
91 |     "--ocannl_clean_up_artifacts_on_startup=false"))))
(cd _build/default/test/operations && ./threefry4x32_demo.exe --ocannl_output_prec_in_ll_files=true --ocannl_output_debug_files_in_build_directory=true --ocannl_clean_up_artifacts_on_startup=true)
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
Fatal error: exception Sys_error("build_files/n3_fwd_run_id_1.log: No such file or directory")
Raised by primitive operation at Stdlib.open_in_gen in file "stdlib.ml", line 405, characters 28-54
Called from Stdio__In_channel.with_file in file "src/in_channel.ml", line 18, characters 45-66
Called from Stdio__In_channel.read_all in file "src/in_channel.ml" (inlined), line 86, characters 21-49
Called from Backends__Cc_backend.c_compile_and_load in file "arrayjit/lib/cc_backend.ml", line 137, characters 8-43
Re-raised at Backends__Cc_backend.c_compile_and_load in file "arrayjit/lib/cc_backend.ml", lines 134-140, characters 18-23
Re-raised at Backends__Cc_backend.c_compile_and_load in file "arrayjit/lib/cc_backend.ml", lines 106-165, characters 35-8
Called from Backends__Cc_backend.compile in file "arrayjit/lib/cc_backend.ml", line 204, characters 23-67
Called from Backends.Add_device.compile in file "arrayjit/lib/backends.ml", line 325, characters 15-45
Called from Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 442, characters 29-59
Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", line 442, characters 4-59
Re-raised at Backends.Raise_backend.compile in file "arrayjit/lib/backends.ml", lines 438-446, characters 26-99
Called from Ocannl__Train.run_once in file "lib/train.ml", line 514, characters 37-77
Re-raised at Ocannl__Train.run_once in file "lib/train.ml", lines 493-516, characters 25-17
Called from Ocannl__Train.forward_once in file "lib/train.ml", line 526, characters 12-96
Called from Dune__exe__Threefry4x32_demo in file "test/operations/threefry4x32_demo.ml", line 30, characters 9-68
(cd _build/.sandbox/a823770e23b7d2212d5dd007caeb150d/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/a823770e23b7d2212d5dd007caeb150d/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
(cd _build/default/test/operations && ./test_threefry_precision.exe)
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
Threefry4x32 result precision: uint4x32
Uniform result precision: single
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_output_prec_in_ll_files
Not found, using default false
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
Not found, using default false
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
Compilation successful!
Actual tensor precision in context: uint4x32
(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/9e6bbd78b2246ae96d92a1b9b09a671b/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/9e6bbd78b2246ae96d92a1b9b09a671b/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/9e6bbd78b2246ae96d92a1b9b09a671b/default/test/operations && .operations_tutorials.inline-tests/inline-test-runner.exe inline-test-runner operations_tutorials -partition test_threefry4x32.ml -source-tree-root ../.. -diff-cmd -)
Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
(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_never_capture_stdout
Not found, using default false
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_output_prec_in_ll_files
Not found, using default false
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
HERE: test/operations/micrograd_demo_logging.ml:31:21
┌────────────────────┐
│[75]: +_g shape 0:1 │
│┌┬─────────┐        │
│││axis 0   │        │
│├┼─────────┤        │
│││ 2.47e+1 │        │
│└┴─────────┘        │
└────────────────────┘
HERE: test/operations/micrograd_demo_logging.ml:32:21
┌─────────────────┐
│[0]: a shape 0:1 │
│┌┬───────┐       │
│││axis 0 │       │
│├┼───────┤       │
│││ -4.00 │       │
│└┴───────┘       │
└─────────────────┘
┌────────────────────────┐
│[0]: a shape 0:1  grad_a│
│┌┬─────────┐            │
│││axis 0   │            │
│├┼─────────┤            │
│││ 1.38e+2 │            │
│└┴─────────┘            │
└────────────────────────┘
HERE: test/operations/micrograd_demo_logging.ml:33:21
┌─────────────────┐
│[2]: b shape 0:1 │
│┌┬──────┐        │
│││axis 0│        │
│├┼──────┤        │
│││ 2.00 │        │
│└┴──────┘        │
└─────────────────┘
┌────────────────────────┐
│[2]: b shape 0:1  grad_b│
│┌┬─────────┐            │
│││axis 0   │            │
│├┼─────────┤            │
│││ 6.45e+2 │            │
│└┴─────────┘            │
└────────────────────────┘
(cd _build/.sandbox/9e6bbd78b2246ae96d92a1b9b09a671b/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/9e6bbd78b2246ae96d92a1b9b09a671b/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/bin/git --no-pager diff --no-index --color=always -u _build/default/test/einsum/einsum_trivia_exec.expected _build/default/test/einsum/einsum_trivia_exec.exe.output
diff --git a/_build/default/test/einsum/einsum_trivia_exec.expected b/_build/default/test/einsum/einsum_trivia_exec.exe.output
index 7b623db..e758205 100644
--- a/_build/default/test/einsum/einsum_trivia_exec.expected
+++ b/_build/default/test/einsum/einsum_trivia_exec.exe.output
@@ -657,159 +657,159 @@ HERE: test/einsum/einsum_trivia_exec.ml:229:21
│└──────┴────────────────────────────────────┘│
└─────────────────────────────────────────────┘
HERE: test/einsum/einsum_trivia_exec.ml:254:21
-┌────────────────────────────────┐
-│[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 │ 3.11e-16  3.52e-41   0.00 ││
+││axis 2│ 0.00      -7.31e+35  1.00 ││
+││      │ ...       ...        ...  ││
+││      │ 4.68e+3   5.12e+3    4.00 ││
+││      │ 3.52e-41  1.12e-43   5.00 ││
+│├──────┼───────────────────────────┤│
+││1 @ 1 │ 3.11e-16  1.00       0.00 ││
+││axis 2│ 0.00      -7.31e+35  1.00 ││
+││      │ ...       ...        ...  ││
+││      │ 4.68e+3   5.12e+3    4.00 ││
+││      │ 3.52e-41  1.00       5.00 ││
+│├──────┼───────────────────────────┤│
+││2 @ 1 │ 3.11e-16  2.00       0.00 ││
+││axis 2│ 0.00      -7.31e+35  1.00 ││
+││      │ ...       ...        ...  ││
+││      │ 4.68e+3   5.12e+3    4.00 ││
+││      │ 3.52e-41  2.00       5.00 ││
+│├──────┼───────────────────────────┤│
+││3 @ 1 │ 3.11e-16  3.00       0.00 ││
+││axis 2│ 0.00      -7.31e+35  1.00 ││
+││      │ ...       ...        ...  ││
+││      │ 4.68e+3   5.12e+3    4.00 ││
+││      │ 3.52e-41  3.00       5.00 ││
+│├──────┼───────────────────────────┤│
+││4 @ 1 │ 3.11e-16  4.00       0.00 ││
+││axis 2│ 0.00      -7.31e+35  1.00 ││
+││      │ ...       ...        ...  ││
+││      │ 4.68e+3   5.12e+3    4.00 ││
+││      │ 3.52e-41  4.00       5.00 ││
+│└──────┴───────────────────────────┘│
+├────────────────────────────────────┤
+│┌──────┬──────────────────────────┐ │
+││1 @ 0 │axis 3                    │ │
+│├──────┼──────────────────────────┤ │
+││0 @ 1 │ 1.00     3.52e-41   0.00 │ │
+││axis 2│ 1.00     -7.31e+35  1.00 │ │
+││      │ ...      ...        ...  │ │
+││      │ 4.68e+3  5.12e+3    4.00 │ │
+││      │ 1.00     1.12e-43   5.00 │ │
+│├──────┼──────────────────────────┤ │
+││1 @ 1 │ 1.00     1.00       0.00 │ │
+││axis 2│ 1.00     -7.31e+35  1.00 │ │
+││      │ ...      ...        ...  │ │
+││      │ 4.68e+3  5.12e+3    4.00 │ │
+││      │ 1.00     1.00       5.00 │ │
+│├──────┼──────────────────────────┤ │
+││2 @ 1 │ 1.00     2.00       0.00 │ │
+││axis 2│ 1.00     -7.31e+35  1.00 │ │
+││      │ ...      ...        ...  │ │
+││      │ 4.68e+3  5.12e+3    4.00 │ │
+││      │ 1.00     2.00       5.00 │ │
+│├──────┼──────────────────────────┤ │
+││3 @ 1 │ 1.00     3.00       0.00 │ │
+││axis 2│ 1.00     -7.31e+35  1.00 │ │
+││      │ ...      ...        ...  │ │
+││      │ 4.68e+3  5.12e+3    4.00 │ │
+││      │ 1.00     3.00       5.00 │ │
+│├──────┼──────────────────────────┤ │
+││4 @ 1 │ 1.00     4.00       0.00 │ │
+││axis 2│ 1.00     -7.31e+35  1.00 │ │
+││      │ ...      ...        ...  │ │
+││      │ 4.68e+3  5.12e+3    4.00 │ │
+││      │ 1.00     4.00       5.00 │ │
+│└──────┴──────────────────────────┘ │
+├────────────────────────────────────┤
+│┌──────┬──────────────────────────┐ │
+││2 @ 0 │axis 3                    │ │
+│├──────┼──────────────────────────┤ │
+││0 @ 1 │ 2.00     3.52e-41   0.00 │ │
+││axis 2│ 2.00     -7.31e+35  1.00 │ │
+││      │ ...      ...        ...  │ │
+││      │ 4.68e+3  5.12e+3    4.00 │ │
+││      │ 2.00     1.12e-43   5.00 │ │
+│├──────┼──────────────────────────┤ │
+││1 @ 1 │ 2.00     1.00       0.00 │ │
+││axis 2│ 2.00     -7.31e+35  1.00 │ │
+││      │ ...      ...        ...  │ │
+││      │ 4.68e+3  5.12e+3    4.00 │ │
+││      │ 2.00     1.00       5.00 │ │
+│├──────┼──────────────────────────┤ │
+││2 @ 1 │ 2.00     2.00       0.00 │ │
+││axis 2│ 2.00     -7.31e+35  1.00 │ │
+││      │ ...      ...        ...  │ │
+││      │ 4.68e+3  5.12e+3    4.00 │ │
+││      │ 2.00     2.00       5.00 │ │
+│├──────┼──────────────────────────┤ │
+││3 @ 1 │ 2.00     3.00       0.00 │ │
+││axis 2│ 2.00     -7.31e+35  1.00 │ │
+││      │ ...      ...        ...  │ │
+││      │ 4.68e+3  5.12e+3    4.00 │ │
+││      │ 2.00     3.00       5.00 │ │
+│├──────┼──────────────────────────┤ │
+││4 @ 1 │ 2.00     4.00       0.00 │ │
+││axis 2│ 2.00     -7.31e+35  1.00 │ │
+││      │ ...      ...        ...  │ │
+││      │ 4.68e+3  5.12e+3    4.00 │ │
+││      │ 2.00     4.00       5.00 │ │
+│└──────┴──────────────────────────┘ │
+├────────────────────────────────────┤
+│┌──────┬──────────────────────────┐ │
+││3 @ 0 │axis 3                    │ │
+│├──────┼──────────────────────────┤ │
+││0 @ 1 │ 3.00     3.52e-41   0.00 │ │
+││axis 2│ 3.00     -7.31e+35  1.00 │ │
+││      │ ...      ...        ...  │ │
+││      │ 4.68e+3  5.12e+3    4.00 │ │
+││      │ 3.00     1.12e-43   5.00 │ │
+│├──────┼──────────────────────────┤ │
+││1 @ 1 │ 3.00     1.00       0.00 │ │
+││axis 2│ 3.00     -7.31e+35  1.00 │ │
+││      │ ...      ...        ...  │ │
+││      │ 4.68e+3  5.12e+3    4.00 │ │
+││      │ 3.00     1.00       5.00 │ │
+│├──────┼──────────────────────────┤ │
+││2 @ 1 │ 3.00     2.00       0.00 │ │
+││axis 2│ 3.00     -7.31e+35  1.00 │ │
+││      │ ...      ...        ...  │ │
+││      │ 4.68e+3  5.12e+3    4.00 │ │
+││      │ 3.00     2.00       5.00 │ │
+│├──────┼──────────────────────────┤ │
+││3 @ 1 │ 3.00     3.00       0.00 │ │
+││axis 2│ 3.00     -7.31e+35  1.00 │ │
+││      │ ...      ...        ...  │ │
+││      │ 4.68e+3  5.12e+3    4.00 │ │
+││      │ 3.00     3.00       5.00 │ │
+│├──────┼──────────────────────────┤ │
+││4 @ 1 │ 3.00     4.00       0.00 │ │
+││axis 2│ 3.00     -7.31e+35  1.00 │ │
+││      │ ...      ...        ...  │ │
+││      │ 4.68e+3  5.12e+3    4.00 │ │
+││      │ 3.00     4.00       5.00 │ │
+│└──────┴──────────────────────────┘ │
+└────────────────────────────────────┘
HERE: test/einsum/einsum_trivia_exec.ml:255:21
[1]: =>_ti shape 0:4,1:3  <not-hosted>
HERE: test/einsum/einsum_trivia_exec.ml:256:21
-┌───────────────────────────┐
-│[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│ 3.11e-16  3.52e-41   0.00 ││
+││      │ 0.00      -7.31e+35  1.00 ││
+││      │ ...       ...        ...  ││
+││      │ 4.68e+3   5.12e+3    4.00 ││
+││      │ 3.52e-41  1.12e-43   5.00 ││
+│└──────┴───────────────────────────┘│
+└────────────────────────────────────┘
HERE: test/einsum/einsum_trivia_exec.ml:278:21
┌─────────────────────────────────────────────────────────────────┐
│[2]: ;=>_c shape 0:3|1:4,2:2                                     │
(cd _build/.sandbox/a823770e23b7d2212d5dd007caeb150d/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/bin/git --no-pager diff --no-index --color=always -u _build/default/test/einsum/einsum_trivia.ml _build/.sandbox/a823770e23b7d2212d5dd007caeb150d/default/test/einsum/einsum_trivia.ml.corrected
diff --git a/_build/default/test/einsum/einsum_trivia.ml b/_build/.sandbox/a823770e23b7d2212d5dd007caeb150d/default/test/einsum/einsum_trivia.ml.corrected
index 2bcae70..9d4ce76 100644
--- a/_build/default/test/einsum/einsum_trivia.ml
+++ b/_build/.sandbox/a823770e23b7d2212d5dd007caeb150d/default/test/einsum/einsum_trivia.ml.corrected
@@ -976,144 +976,144 @@ let%expect_test "outer_sum simulating axis concatenation" =
[%expect
{|
HERE: test/einsum/einsum_trivia.ml:975:21
-    ┌────────────────────────────────┐
-    │[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 │ 1.22e-14   3.37e-41  0.00 ││
+    ││axis 2│ 0.00       -4.65e+5  1.00 ││
+    ││      │ ...        ...       ...  ││
+    ││      │ 4.68e+3    5.12e+3   4.00 ││
+    ││      │ -1.04e-10  1.12e-43  5.00 ││
+    │├──────┼───────────────────────────┤│
+    ││1 @ 1 │ 1.22e-14   1.00      0.00 ││
+    ││axis 2│ 0.00       -4.65e+5  1.00 ││
+    ││      │ ...        ...       ...  ││
+    ││      │ 4.68e+3    5.12e+3   4.00 ││
+    ││      │ -1.04e-10  1.00      5.00 ││
+    │├──────┼───────────────────────────┤│
+    ││2 @ 1 │ 1.22e-14   2.00      0.00 ││
+    ││axis 2│ 0.00       -4.65e+5  1.00 ││
+    ││      │ ...        ...       ...  ││
+    ││      │ 4.68e+3    5.12e+3   4.00 ││
+    ││      │ -1.04e-10  2.00      5.00 ││
+    │├──────┼───────────────────────────┤│
+    ││3 @ 1 │ 1.22e-14   3.00      0.00 ││
+    ││axis 2│ 0.00       -4.65e+5  1.00 ││
+    ││      │ ...        ...       ...  ││
+    ││      │ 4.68e+3    5.12e+3   4.00 ││
+    ││      │ -1.04e-10  3.00      5.00 ││
+    │├──────┼───────────────────────────┤│
+    ││4 @ 1 │ 1.22e-14   4.00      0.00 ││
+    ││axis 2│ 0.00       -4.65e+5  1.00 ││
+    ││      │ ...        ...       ...  ││
+    ││      │ 4.68e+3    5.12e+3   4.00 ││
+    ││      │ -1.04e-10  4.00      5.00 ││
+    │└──────┴───────────────────────────┘│
+    ├────────────────────────────────────┤
+    │┌──────┬─────────────────────────┐  │
+    ││1 @ 0 │axis 3                   │  │
+    │├──────┼─────────────────────────┤  │
+    ││0 @ 1 │ 1.00     3.37e-41  0.00 │  │
+    ││axis 2│ 1.00     -4.65e+5  1.00 │  │
+    ││      │ ...      ...       ...  │  │
+    ││      │ 4.68e+3  5.12e+3   4.00 │  │
+    ││      │ 1.00     1.12e-43  5.00 │  │
+    │├──────┼─────────────────────────┤  │
+    ││1 @ 1 │ 1.00     1.00      0.00 │  │
+    ││axis 2│ 1.00     -4.65e+5  1.00 │  │
+    ││      │ ...      ...       ...  │  │
+    ││      │ 4.68e+3  5.12e+3   4.00 │  │
+    ││      │ 1.00     1.00      5.00 │  │
+    │├──────┼─────────────────────────┤  │
+    ││2 @ 1 │ 1.00     2.00      0.00 │  │
+    ││axis 2│ 1.00     -4.65e+5  1.00 │  │
+    ││      │ ...      ...       ...  │  │
+    ││      │ 4.68e+3  5.12e+3   4.00 │  │
+    ││      │ 1.00     2.00      5.00 │  │
+    │├──────┼─────────────────────────┤  │
+    ││3 @ 1 │ 1.00     3.00      0.00 │  │
+    ││axis 2│ 1.00     -4.65e+5  1.00 │  │
+    ││      │ ...      ...       ...  │  │
+    ││      │ 4.68e+3  5.12e+3   4.00 │  │
+    ││      │ 1.00     3.00      5.00 │  │
+    │├──────┼─────────────────────────┤  │
+    ││4 @ 1 │ 1.00     4.00      0.00 │  │
+    ││axis 2│ 1.00     -4.65e+5  1.00 │  │
+    ││      │ ...      ...       ...  │  │
+    ││      │ 4.68e+3  5.12e+3   4.00 │  │
+    ││      │ 1.00     4.00      5.00 │  │
+    │└──────┴─────────────────────────┘  │
+    ├────────────────────────────────────┤
+    │┌──────┬─────────────────────────┐  │
+    ││2 @ 0 │axis 3                   │  │
+    │├──────┼─────────────────────────┤  │
+    ││0 @ 1 │ 2.00     3.37e-41  0.00 │  │
+    ││axis 2│ 2.00     -4.65e+5  1.00 │  │
+    ││      │ ...      ...       ...  │  │
+    ││      │ 4.68e+3  5.12e+3   4.00 │  │
+    ││      │ 2.00     1.12e-43  5.00 │  │
+    │├──────┼─────────────────────────┤  │
+    ││1 @ 1 │ 2.00     1.00      0.00 │  │
+    ││axis 2│ 2.00     -4.65e+5  1.00 │  │
+    ││      │ ...      ...       ...  │  │
+    ││      │ 4.68e+3  5.12e+3   4.00 │  │
+    ││      │ 2.00     1.00      5.00 │  │
+    │├──────┼─────────────────────────┤  │
+    ││2 @ 1 │ 2.00     2.00      0.00 │  │
+    ││axis 2│ 2.00     -4.65e+5  1.00 │  │
+    ││      │ ...      ...       ...  │  │
+    ││      │ 4.68e+3  5.12e+3   4.00 │  │
+    ││      │ 2.00     2.00      5.00 │  │
+    │├──────┼─────────────────────────┤  │
+    ││3 @ 1 │ 2.00     3.00      0.00 │  │
+    ││axis 2│ 2.00     -4.65e+5  1.00 │  │
+    ││      │ ...      ...       ...  │  │
+    ││      │ 4.68e+3  5.12e+3   4.00 │  │
+    ││      │ 2.00     3.00      5.00 │  │
+    │├──────┼─────────────────────────┤  │
+    ││4 @ 1 │ 2.00     4.00      0.00 │  │
+    ││axis 2│ 2.00     -4.65e+5  1.00 │  │
+    ││      │ ...      ...       ...  │  │
+    ││      │ 4.68e+3  5.12e+3   4.00 │  │
+    ││      │ 2.00     4.00      5.00 │  │
+    │└──────┴─────────────────────────┘  │
+    ├────────────────────────────────────┤
+    │┌──────┬─────────────────────────┐  │
+    ││3 @ 0 │axis 3                   │  │
+    │├──────┼─────────────────────────┤  │
+    ││0 @ 1 │ 3.00     3.37e-41  0.00 │  │
+    ││axis 2│ 3.00     -4.65e+5  1.00 │  │
+    ││      │ ...      ...       ...  │  │
+    ││      │ 4.68e+3  5.12e+3   4.00 │  │
+    ││      │ 3.00     1.12e-43  5.00 │  │
+    │├──────┼─────────────────────────┤  │
+    ││1 @ 1 │ 3.00     1.00      0.00 │  │
+    ││axis 2│ 3.00     -4.65e+5  1.00 │  │
+    ││      │ ...      ...       ...  │  │
+    ││      │ 4.68e+3  5.12e+3   4.00 │  │
+    ││      │ 3.00     1.00      5.00 │  │
+    │├──────┼─────────────────────────┤  │
+    ││2 @ 1 │ 3.00     2.00      0.00 │  │
+    ││axis 2│ 3.00     -4.65e+5  1.00 │  │
+    ││      │ ...      ...       ...  │  │
+    ││      │ 4.68e+3  5.12e+3   4.00 │  │
+    ││      │ 3.00     2.00      5.00 │  │
+    │├──────┼─────────────────────────┤  │
+    ││3 @ 1 │ 3.00     3.00      0.00 │  │
+    ││axis 2│ 3.00     -4.65e+5  1.00 │  │
+    ││      │ ...      ...       ...  │  │
+    ││      │ 4.68e+3  5.12e+3   4.00 │  │
+    ││      │ 3.00     3.00      5.00 │  │
+    │├──────┼─────────────────────────┤  │
+    ││4 @ 1 │ 3.00     4.00      0.00 │  │
+    ││axis 2│ 3.00     -4.65e+5  1.00 │  │
+    ││      │ ...      ...       ...  │  │
+    ││      │ 4.68e+3  5.12e+3   4.00 │  │
+    ││      │ 3.00     4.00      5.00 │  │
+    │└──────┴─────────────────────────┘  │
+    └────────────────────────────────────┘
|}];
Train.printf ~here:[%here] ~with_code:false ~with_grad:false ti;
[%expect
@@ -1125,18 +1125,18 @@ let%expect_test "outer_sum simulating axis concatenation" =
[%expect
{|
HERE: test/einsum/einsum_trivia.ml:1124:21
-    ┌───────────────────────────┐
-    │[7]: =>_tk shape 0:6,1:3   │
-    │┌──────┬──────────────────┐│
-    ││      │axis 1            ││
-    │├──────┼──────────────────┤│
-    ││axis 0│ 0.00  0.00  0.00 ││
-    ││      │ 0.00  0.00  1.00 ││
-    ││      │ ...   ...   ...  ││
-    ││      │ 0.00  0.00  4.00 ││
-    ││      │ 0.00  0.00  5.00 ││
-    │└──────┴──────────────────┘│
-    └───────────────────────────┘
+    ┌────────────────────────────────────┐
+    │[7]: =>_tk shape 0:6,1:3            │
+    │┌──────┬───────────────────────────┐│
+    ││      │axis 1                     ││
+    │├──────┼───────────────────────────┤│
+    ││axis 0│ 1.22e-14   3.37e-41  0.00 ││
+    ││      │ 0.00       -4.65e+5  1.00 ││
+    ││      │ ...        ...       ...  ││
+    ││      │ 4.68e+3    5.12e+3   4.00 ││
+    ││      │ -1.04e-10  1.12e-43  5.00 ││
+    │└──────┴───────────────────────────┘│
+    └────────────────────────────────────┘
|}]


let%expect_test "einsum with a leftmost input axis preserved as output axis" =
File "test/training/moons_demo_mini.expected", line 1, characters 0-0:
/usr/bin/git --no-pager diff --no-index --color=always -u _build/default/test/training/moons_demo_mini.expected _build/default/test/training/moons_demo_mini.exe.output
diff --git a/_build/default/test/training/moons_demo_mini.expected b/_build/default/test/training/moons_demo_mini.exe.output
index 8e540ca..b6b9778 100644
--- a/_build/default/test/training/moons_demo_mini.expected
+++ b/_build/default/test/training/moons_demo_mini.exe.output
@@ -4,17 +4,17 @@ Half-moons scatterplot and decision boundary:
┌─────────────────────────┐
│********#****************│
│***##########************│
-│**#############********..│
-│*###****%***####**.....%.│
-│###****%%****.##......%%%│
+│**#############******....│
+│*###****%***####.......%.│
+│###****%%*....##......%%%│
│##*****%%%....###.....%%.│
│##***...%%%....##....%%%.│
-│#***....%%%%...##...%%%..│
-│*........%%%%%%%%%%%%%...│
-│...........%%%%%%%%%%....│
+│#**.....%%%%...##...%%%..│
+│**.......%%%%%%%%%%%%%...│
+│*..........%%%%%%%%%%....│
└─────────────────────────┘Loss:
┌─────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-│ 2.68│-                                                                                                   │
+│ 3.97│-                                                                                                   │
│     │                                                                                                    │
│     │                                                                                                    │
│     │                                                                                                    │
@@ -25,80 +25,80 @@ Half-moons scatterplot and decision boundary:
│     │                                                                                                    │
│     │                                                                                                    │
│     │                                                                                                    │
+│     │ -                                                                                                  │
│     │                                                                                                    │
│     │                                                                                                    │
-│     │ -                                                                                                  │
│     │                                                                                                    │
│     │                                                                                                    │
│     │                                                                                                    │
│     │                                                                                                    │
-│l    │                                                                                                    │
+│l    │  -                                                                                                 │
│o    │                                                                                                    │
│s    │                                                                                                    │
-│s    │  -                                                                                                 │
+│s    │                                                                                                    │
│     │                                                                                                    │
+│     │   -                                                                                                │
│     │                                                                                                    │
│     │                                                                                                    │
│     │                                                                                                    │
+│     │     -                                                                                              │
│     │                                                                                                    │
│     │                                                                                                    │
-│     │   -                                                                                                │
-│     │     -                                                                                              │
│     │                                                                                                    │
-│     │       -    -                                                                                       │
│     │                                                                                                    │
-│     │      -         -                                                                                   │
-│     │               -    -                                                                               │
-│     │        -  -           -                                                                            │
-│     │          -       -   -            --                                                               │
-│     │             -                                                                                      │
-│     │                                 -             -     -                            -    -            │
-│ 0.00│                 -   -   ---- ---    -- ---- -- - ---  ---- ---- ---- ---- ---- -- - -- - ---- ---- │
+│     │      -                                                                                             │
+│     │                                                                                                    │
+│     │       --                                                                                           │
+│     │          ----                                                                                      │
+│     │               -                                                                                    │
+│     │                --- -      -        -                                                               │
+│     │                      -            -         --                                                     │
+│ 0.00│                     - - -- - ----   -- ----   -- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- │
├─────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
│     │0.00                                                                                         7.90e+1│
│     │                                                step                                                │
└─────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘Log-loss, for betterisibility:
┌─────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-│ 9.87e-1 │-                                                                                                   │
-│         │                                                                                                    │
-│         │ -                                                                                                  │
-│         │  -                                                                                                 │
-│         │                                                                                                    │
-│         │   - -                                                                                              │
-│         │       -    -                                                                                       │
-│         │      -        --   -                                                                               │
-│         │        -  -                                                                                        │
-│         │          -       -   --           --                                                               │
-│         │             -                                                                                      │
-│         │                                 -                                                                  │
-│         │                                               -     -                                 -            │
-│         │                                                                                  -                 │
-│         │                     -                                 -          -    -              -          -  │
-│         │                 -                       -      -                -         -                        │
-│l        │                                                                                            -       │
-│o        │                              -           -         -   -          -               -       -        │
-│g        │                                -                                                                   │
-│         │                                              -   -                                     -      -    │
-│l        │                                                                        -     -  -                  │
-│o        │                                                                                                    │
-│s        │                          -             -                     -                 -                   │
-│s        │                                             -                               -                      │
+│ 1.38    │-                                                                                                   │
│         │                                                                                                    │
+│         │ --                                                                                                 │
+│         │   -                                                                                                │
│         │                                                                                                    │
-│         │                                                                                                -   │
-│         │                                                                                                    │
+│         │     -                                                                                              │
+│         │      -                                                                                             │
+│         │       --                                                                                           │
+│         │          ----                                                                                      │
+│         │               -    -                                                                               │
+│         │                --         -        -                                                               │
+│         │                  -   -                                                                             │
│         │                                                                                                    │
+│         │                                   -         --                                                     │
+│         │                     -                                                                              │
+│         │                          -                              -                        -                 │
+│l        │                                                                 -     -                            │
+│o        │                                                        -                             - -   -   -   │
+│g        │                              -                                    -       -                   -    │
+│         │                                          -          -            -                                 │
+│l        │                                                             -                                   -  │
+│o        │                         -              -                                                           │
+│s        │                                                -                       -          -                │
+│s        │                                                                                           -        │
+│         │                                                                            -                       │
+│         │                                                                             -                      │
+│         │                               --                 -                                                 │
│         │                                                                                                    │
+│         │                                 -                            -                                     │
+│         │                                                                    -                               │
+│         │                                                   -   -                        -                   │
│         │                                                                                                    │
│         │                                                                                                    │
-│         │                                                                    -                               │
│         │                                                                                                    │
│         │                                                                                                    │
│         │                                                                                                    │
│         │                                                                                                    │
│         │                                                                                                    │
│         │                                                                                                    │
-│ -1.00e+1│                         - --  -     --    -       -     -- -- -      -  -  -        -    -  -    - │
+│ -1.00e+1│                       -    -        --  - -   -    -     - -  -      -  -    -  -   - -  -  -    - │
├─────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
│         │0.00                                                                                         7.90e+1│
│         │                                                step                                                │
(cd _build/.sandbox/9e6bbd78b2246ae96d92a1b9b09a671b/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/zero2hero_1of7.ml", line 1, characters 0-0:
/usr/bin/git --no-pager diff --no-index --color=always -u _build/default/test/operations/zero2hero_1of7.ml _build/.sandbox/9e6bbd78b2246ae96d92a1b9b09a671b/default/test/operations/zero2hero_1of7.ml.corrected
diff --git a/_build/default/test/operations/zero2hero_1of7.ml b/_build/.sandbox/9e6bbd78b2246ae96d92a1b9b09a671b/default/test/operations/zero2hero_1of7.ml.corrected
index 5caa1d9..aacd379 100644
--- a/_build/default/test/operations/zero2hero_1of7.ml
+++ b/_build/.sandbox/9e6bbd78b2246ae96d92a1b9b09a671b/default/test/operations/zero2hero_1of7.ml.corrected
@@ -273,21 +273,21 @@ let%expect_test "Simple gradients hosted" =
[%expect
{|
#12 *._l
-                        0.00
+                        4.14e-9
#13 grad_*._l
-                        0.00
+                        4.14e-9
#8 +_d                   │#10 f non-emb
-                  0.00                    │ -2.00
+                  4.14e-9                 │ -2.00
#9 grad_+_d              │#11 grad_f
-                  0.00                    │ 0.00
+                  4.14e-9                 │ 4.14e-9
#4 *._e            │#6 c non-emb│
-           0.00              │ 1.00e+1    │
+           6.21e+25          │ 1.00e+1    │
#5 grad_*._e       │#7 grad_c   │
-           0.00              │ 0.00       │
+           -8.55e-34         │ 4.14e-9    │
#0 a non-emb│#2 b non-emb│            │
2.00       │ -3.00      │            │
#1 grad_a   │#3 grad_b   │            │
-     0.00       │ 0.00       │            │
+     5.40e+25   │ 5.45e+25   │            │
|}];
(* Do not update the params: all values and gradients will be at initial points, which are
specified in the tensor in the brackets. *)
@@ -403,21 +403,21 @@ let%expect_test "Simple gradients virtual" =
[%expect
{|
#12 *._l
-                    0.00
+                    4.14e-9
#13 grad_*._l Virt/40
<void>
#8 +_d Local/1046            │#10 f non-emb
<void>                       │ -2.00
#9 grad_+_d Virt/40          │#11 grad_f
-             <void>                       │ 0.00
+             <void>                       │ 4.14e-9
#4 *._e Virt/152       │#6 c non-emb│
<void>                 │ 1.00e+1    │
#5 grad_*._e Virt/40   │#7 grad_c   │
-      <void>                 │ 0.00       │
+      <void>                 │ -8.55e-34  │
#0 a non-emb│#2 b non-emb│            │
2.00       │ -3.00      │            │
#1 grad_a   │#3 grad_b   │            │
-     0.00       │ 0.00       │            │
+     5.45e+25   │ 6.22e+25   │            │
|}];
(* Do not update the params: all values and gradients will be at initial points, which are
specified in the tensor in the brackets. *)
File "test/training/bigram.expected", line 1, characters 0-0:
/usr/bin/git --no-pager diff --no-index --color=always -u _build/default/test/training/bigram.expected _build/default/test/training/bigram.exe.output
diff --git a/_build/default/test/training/bigram.expected b/_build/default/test/training/bigram.exe.output
index 47b6993..2d3d960 100644
--- a/_build/default/test/training/bigram.expected
+++ b/_build/default/test/training/bigram.exe.output
@@ -14,20 +14,20 @@ input_size: 229000
││      │ 8.92e-1  6.95e-1  ...  2.32e-1  4.84e-2 ││
│└──────┴─────────────────────────────────────────┘│
└──────────────────────────────────────────────────┘
-Epoch 0, loss=2.370636
+Epoch 0, loss=2.361293
#38 /._batch_loss
-                                                                                                                                       2.37
+                                                                                                                                       2.36
#39 grad_/._batch_loss
1.00
#36 =>                                                                                                                                         │#35 1000 Virt/40
-                                                                                                                                    2.37e+3                                                                                                                                       │<void>
+                                                                                                                                    2.36e+3                                                                                                                                       │<void>
#37 grad_=>                                                                                                                                    │
1.00e-3                                                                                                                                       │
#33 neg_loss                                                                                                                                      │
-                                                                                                                                 2.46                                                                                                                                             │
+                                                                                                                                 2.43                                                                                                                                             │
2.63                                                                                                                                             │
...                                                                                                                                              │
-                                                                                                                                 4.05                                                                                                                                             │
+                                                                                                                                 4.08                                                                                                                                             │
3.60                                                                                                                                             │
#34 grad_neg_loss                                                                                                                                 │
1.00e-3                                                                                                                                          │
@@ -36,10 +36,10 @@ Epoch 0, loss=2.370636
1.00e-3                                                                                                                                          │
1.00e-3                                                                                                                                          │
#31 log                                                                                                                                        │
-                                                                                                                                    -2.46                                                                                                                                         │
+                                                                                                                                    -2.43                                                                                                                                         │
-2.63                                                                                                                                         │
...                                                                                                                                           │
-                                                                                                                                    -4.05                                                                                                                                         │
+                                                                                                                                    -4.08                                                                                                                                         │
-3.60                                                                                                                                         │
#32 grad_log                                                                                                                                   │
-1.00e-3                                                                                                                                      │
@@ -48,89 +48,89 @@ Epoch 0, loss=2.370636
-1.00e-3                                                                                                                                      │
-1.00e-3                                                                                                                                      │
#29 =>_output_probs                                                                                                                                  │
-                                                                                                                              8.49e-2                                                                                                                                             │
+                                                                                                                              8.73e-2                                                                                                                                             │
7.14e-2                                                                                                                                             │
...                                                                                                                                                 │
-                                                                                                                              1.72e-2                                                                                                                                             │
-                                                                                                                              2.72e-2                                                                                                                                             │
+                                                                                                                              1.68e-2                                                                                                                                             │
+                                                                                                                              2.71e-2                                                                                                                                             │
#30 grad_=>_output_probs                                                                                                                             │
-                                                                                                                              -1.17e-2                                                                                                                                            │
-                                                                                                                              -1.40e-2                                                                                                                                            │
+                                                                                                                              -1.14e-2                                                                                                                                            │
+                                                                                                                              -1.39e-2                                                                                                                                            │
...                                                                                                                                                 │
-                                                                                                                              -5.78e-2                                                                                                                                            │
-                                                                                                                              -3.66e-2                                                                                                                                            │
+                                                                                                                              -5.92e-2                                                                                                                                            │
+                                                                                                                              -3.67e-2                                                                                                                                            │
#27 *.                                                                                                                                                          │
0.00     0.00  ...  0.00  0.00                                                                                                                                 │
0.00     0.00  ...  0.00  0.00                                                                                                                                 │
...      ...   ...  ...   ...                                                                                                                                  │
0.00     0.00  ...  0.00  0.00                                                                                                                                 │
-                                                                                                                   2.72e-2  0.00  ...  0.00  0.00                                                                                                                                 │
+                                                                                                                   2.71e-2  0.00  ...  0.00  0.00                                                                                                                                 │
#28 grad_*.                                                                                                                                                     │
-                                                                                                                   -1.17e-2  -1.17e-2  ...  -1.17e-2  -1.17e-2                                                                                                                    │
-                                                                                                                   -1.40e-2  -1.40e-2  ...  -1.40e-2  -1.40e-2                                                                                                                    │
+                                                                                                                   -1.14e-2  -1.14e-2  ...  -1.14e-2  -1.14e-2                                                                                                                    │
+                                                                                                                   -1.39e-2  -1.39e-2  ...  -1.39e-2  -1.39e-2                                                                                                                    │
...       ...       ...  ...       ...                                                                                                                         │
-                                                                                                                   -5.78e-2  -5.78e-2  ...  -5.78e-2  -5.78e-2                                                                                                                    │
-                                                                                                                   -3.66e-2  -3.66e-2  ...  -3.66e-2  -3.66e-2                                                                                                                    │
+                                                                                                                   -5.92e-2  -5.92e-2  ...  -5.92e-2  -5.92e-2                                                                                                                    │
+                                                                                                                   -3.67e-2  -3.67e-2  ...  -3.67e-2  -3.67e-2                                                                                                                    │
#20 /._mlp_@|_input                                                                            │                                                #3 @|_output                                                                 │
-                                                      4.48e-2  2.51e-2  ...  2.61e-2  7.03e-2                                                       │                                                 0.00  0.00  ...  0.00  0.00                                                 │
-                                                      1.08e-1  2.04e-2  ...  2.14e-2  2.25e-2                                                       │                                                 0.00  0.00  ...  0.00  0.00                                                 │
+                                                      4.46e-2  2.52e-2  ...  2.58e-2  7.24e-2                                                       │                                                 0.00  0.00  ...  0.00  0.00                                                 │
+                                                      1.10e-1  2.02e-2  ...  2.10e-2  2.23e-2                                                       │                                                 0.00  0.00  ...  0.00  0.00                                                 │
...      ...      ...  ...      ...                                                           │                                                 ...   ...   ...  ...   ...                                                  │
-                                                      2.15e-2  1.07e-2  ...  6.43e-2  1.27e-2                                                       │                                                 0.00  0.00  ...  0.00  0.00                                                 │
-                                                      2.72e-2  3.04e-2  ...  3.33e-2  4.89e-2                                                       │                                                 1.00  0.00  ...  0.00  0.00                                                 │
+                                                      2.10e-2  1.03e-2  ...  6.60e-2  1.25e-2                                                       │                                                 0.00  0.00  ...  0.00  0.00                                                 │
+                                                      2.71e-2  3.03e-2  ...  3.36e-2  4.85e-2                                                       │                                                 1.00  0.00  ...  0.00  0.00                                                 │
#21 grad_/._mlp_@|_input                                                                       │#1 tensor                                                                                                                    │
0.00      0.00  ...  0.00  0.00                                                               │ 0.00  0.00  ...  0.00  0.00 │ 0.00  0.00  ...  0.00  0.00 │ ... │ 0.00  0.00  ...  0.00  0.00 │ 0.00  0.00  ...  0.00  0.00 │
0.00      0.00  ...  0.00  0.00                                                               │ 0.00  0.00  ...  0.00  0.00 │ 0.00  0.00  ...  0.00  0.00 │     │ 0.00  0.00  ...  0.00  0.00 │ 0.00  0.00  ...  0.00  0.00 │
...       ...   ...  ...   ...                                                                │ ...   ...   ...  ...   ...  │ ...   ...   ...  ...   ...  │     │ ...   ...   ...  ...   ...  │ ...   ...   ...  ...   ...  │
0.00      0.00  ...  0.00  0.00                                                               │ 0.00  0.00  ...  0.00  0.00 │ 1.00  0.00  ...  0.00  0.00 │     │ 0.00  0.00  ...  0.00  0.00 │ 0.00  0.00  ...  0.00  0.00 │
-                                                      -3.66e-2  0.00  ...  0.00  0.00                                                               │ 0.00  0.00  ...  0.00  0.00 │ 0.00  0.00  ...  0.00  0.00 │     │ 0.00  0.00  ...  0.00  0.00 │ 1.00  0.00  ...  0.00  0.00 │
+                                                      -3.67e-2  0.00  ...  0.00  0.00                                                               │ 0.00  0.00  ...  0.00  0.00 │ 0.00  0.00  ...  0.00  0.00 │     │ 0.00  0.00  ...  0.00  0.00 │ 1.00  0.00  ...  0.00  0.00 │
[#16 exp_counts]│                                                            #18 =>                                                                 │                                                                                                                             │
│                                                             1.28e+2                                                               │                                                                                                                             │
│                                                             1.55e+2                                                               │                                                                                                                             │
│                                                             ...                                                                   │                                                                                                                             │
-                │                                                             2.13e+2                                                               │                                                                                                                             │
-                │                                                             1.26e+2                                                               │                                                                                                                             │
+                │                                                             2.18e+2                                                               │                                                                                                                             │
+                │                                                             1.27e+2                                                               │                                                                                                                             │
│                                                            #19 grad_=>                                                            │                                                                                                                             │
-                │                                                             7.76e-6                                                               │                                                                                                                             │
-                │                                                             6.44e-6                                                               │                                                                                                                             │
+                │                                                             7.75e-6                                                               │                                                                                                                             │
+                │                                                             6.42e-6                                                               │                                                                                                                             │
│                                                             ...                                                                   │                                                                                                                             │
-                │                                                             4.67e-6                                                               │                                                                                                                             │
-                │                                                             7.87e-6                                                               │                                                                                                                             │
+                │                                                             4.57e-6                                                               │                                                                                                                             │
+                │                                                             7.86e-6                                                               │                                                                                                                             │
│                                            #16 exp_counts                                                                         │                                                                                                                             │
-                │                                             5.77     3.24  ...  3.36     9.05                                                     │                                                                                                                             │
-                │                                             1.68e+1  3.16  ...  3.32     3.50                                                     │                                                                                                                             │
+                │                                             5.75     3.26  ...  3.34     9.34                                                     │                                                                                                                             │
+                │                                             1.72e+1  3.15  ...  3.27     3.47                                                     │                                                                                                                             │
│                                             ...      ...   ...  ...      ...                                                      │                                                                                                                             │
-                │                                             4.59     2.28  ...  1.37e+1  2.72                                                     │                                                                                                                             │
-                │                                             3.46     3.86  ...  4.23     6.20                                                     │                                                                                                                             │
+                │                                             4.61     2.26  ...  1.44e+1  2.73                                                     │                                                                                                                             │
+                │                                             3.45     3.85  ...  4.28     6.17                                                     │                                                                                                                             │
│                                            #17 grad_exp_counts                                                                    │                                                                                                                             │
-                │                                             7.76e-6   7.76e-6  ...  7.76e-6  7.76e-6                                              │                                                                                                                             │
-                │                                             6.44e-6   6.44e-6  ...  6.44e-6  6.44e-6                                              │                                                                                                                             │
+                │                                             7.75e-6   7.75e-6  ...  7.75e-6  7.75e-6                                              │                                                                                                                             │
+                │                                             6.42e-6   6.42e-6  ...  6.42e-6  6.42e-6                                              │                                                                                                                             │
│                                             ...       ...      ...  ...      ...                                                  │                                                                                                                             │
-                │                                             4.67e-6   4.67e-6  ...  4.67e-6  4.67e-6                                              │                                                                                                                             │
-                │                                             -2.81e-4  7.87e-6  ...  7.87e-6  7.87e-6                                              │                                                                                                                             │
+                │                                             4.57e-6   4.57e-6  ...  4.57e-6  4.57e-6                                              │                                                                                                                             │
+                │                                             -2.81e-4  7.86e-6  ...  7.86e-6  7.86e-6                                              │                                                                                                                             │
│#14 *                                                                                                                              │                                                                                                                             │
-                │ 1.75  1.17     ...  1.21  2.20                                                                                                    │                                                                                                                             │
-                │ 2.82  1.15     ...  1.20  1.25                                                                                                    │                                                                                                                             │
+                │ 1.74  1.18     ...  1.20  2.23                                                                                                    │                                                                                                                             │
+                │ 2.84  1.14     ...  1.18  1.24                                                                                                    │                                                                                                                             │
│ ...   ...      ...  ...   ...                                                                                                     │                                                                                                                             │
-                │ 1.52  8.27e-1  ...  2.62  1.00                                                                                                    │                                                                                                                             │
-                │ 1.24  1.35     ...  1.44  1.82                                                                                                    │                                                                                                                             │
+                │ 1.52  8.16e-1  ...  2.66  1.00                                                                                                    │                                                                                                                             │
+                │ 1.24  1.34     ...  1.45  1.82                                                                                                    │                                                                                                                             │
│#15 grad_*                                                                                                                         │                                                                                                                             │
-                │ 4.48e-5   2.51e-5  ...  2.61e-5  7.03e-5                                                                                          │                                                                                                                             │
-                │ 1.08e-4   2.04e-5  ...  2.14e-5  2.25e-5                                                                                          │                                                                                                                             │
+                │ 4.46e-5   2.52e-5  ...  2.58e-5  7.24e-5                                                                                          │                                                                                                                             │
+                │ 1.10e-4   2.02e-5  ...  2.10e-5  2.23e-5                                                                                          │                                                                                                                             │
│ ...       ...      ...  ...      ...                                                                                              │                                                                                                                             │
-                │ 2.15e-5   1.07e-5  ...  6.43e-5  1.27e-5                                                                                          │                                                                                                                             │
-                │ -9.72e-4  3.04e-5  ...  3.33e-5  4.89e-5                                                                                          │                                                                                                                             │
+                │ 2.10e-5   1.03e-5  ...  6.60e-5  1.25e-5                                                                                          │                                                                                                                             │
+                │ -9.72e-4  3.03e-5  ...  3.36e-5  4.85e-5                                                                                          │                                                                                                                             │
│├─#12 +                                                                                                                            │                                                                                                                             │
-                ││  1.15     1.46  ...  2.56     1.52                                                                                               │                                                                                                                             │
-                ││  9.91e-1  1.42  ...  1.15     8.27e-1                                                                                            │                                                                                                                             │
-                ││  ...      ...   ...  ...      ...                                                                                                │                                                                                                                             │
-                ││  4.79     1.54  ...  9.00e-1  2.62                                                                                               │                                                                                                                             │
-                ││  5.19     1.69  ...  1.05     1.00                                                                                               │                                                                                                                             │
+                ││  1.20  1.46  ...  2.58     1.52                                                                                                  │                                                                                                                             │
+                ││  1.02  1.42  ...  1.13     8.16e-1                                                                                               │                                                                                                                             │
+                ││  ...   ...   ...  ...      ...                                                                                                   │                                                                                                                             │
+                ││  4.86  1.54  ...  8.89e-1  2.66                                                                                                  │                                                                                                                             │
+                ││  5.25  1.69  ...  1.05     1.00                                                                                                  │                                                                                                                             │
││ #13 grad_+                                                                                                                       │                                                                                                                             │
-                ││  1.09e-3   0.00  ...  -2.68e-3  -4.50e-4                                                                                         │                                                                                                                             │
-                ││  9.22e-4   0.00  ...  1.53e-3   7.70e-4                                                                                          │                                                                                                                             │
+                ││  1.06e-3   0.00  ...  -2.71e-3  -4.81e-4                                                                                         │                                                                                                                             │
+                ││  8.98e-4   0.00  ...  1.48e-3   7.45e-4                                                                                          │                                                                                                                             │
││  ...       ...   ...  ...       ...                                                                                              │                                                                                                                             │
-                ││  -3.60e-3  0.00  ...  1.19e-3   -3.36e-3                                                                                         │                                                                                                                             │
-                ││  -3.33e-3  0.00  ...  3.95e-4   -8.07e-5                                                                                         │                                                                                                                             │
+                ││  -3.28e-3  0.00  ...  1.15e-3   -3.24e-3                                                                                         │                                                                                                                             │
+                ││  -3.09e-3  0.00  ...  3.69e-4   -9.97e-5                                                                                         │                                                                                                                             │
││ ├─[#9 w]                                                                                                                         │                                                                                                                             │
││ └─#11 1 Virt/40                                                                                                                  │                                                                                                                             │
││   <void>                                                                                                                         │                                                                                                                             │
@@ -145,11 +145,11 @@ Epoch 0, loss=2.370636
│     0.00  0.00  ...  0.00  0.00 │ 0.00  0.00  ...  0.00  0.00 │     │ 0.00  0.00  ...  0.00  0.00 │ 0.00  0.00  ...  0.00  0.00   │                                                                                                                             │
│     ...   ...   ...  ...   ...  │ ...   ...   ...  ...   ...  │     │ ...   ...   ...  ...   ...  │ ...   ...   ...  ...   ...    │                                                                                                                             │
│     0.00  0.00  ...  0.00  0.00 │ 0.00  0.00  ...  1.00  0.00 │     │ 0.00  0.00  ...  0.00  0.00 │ 0.00  0.00  ...  0.00  1.00   │                                                                                                                             │
-                │     0.00  0.00  ...  0.00  0.00 │ 1.00  0.00  ...  0.00  0.00 │     │ 0.00  0.00  ...  0.00  0.00 │ 0.00  0.00  ...  0.00  0.00   │                                                                                                                             │yiyabuaryrwsrioshlrbvi
+                │     0.00  0.00  ...  0.00  0.00 │ 1.00  0.00  ...  0.00  0.00 │     │ 0.00  0.00  ...  0.00  0.00 │ 0.00  0.00  ...  0.00  0.00   │                                                                                                                             │yiyabuaryrwsrioshlraui
y
-zaqyfdhawgzhfenorih
-zauzvuchanqviceycctushaimnaeibbbuza
-zrcshxsxdcyr
+zaqyfdhawgylgenorih
+zauzvubjimvreefzaerrreeimnaeibbbuzaann
+zaxsxdcyr
zaaxxn
ydqy
viroh
@@ -160,8 +160,8 @@ yunm
zxcx
v
zashaouucniri
-fel
-vuosmuqyuzqkoar
+gdjgcvismuqyuzqkoar
zispufkphxooin
zan
-vcripzakyojchafikvi
+vcripzakyojchaghere
+wyaxygqlelhihakpouqsgjkkhanan
File "test/training/moons_demo.expected", line 1, characters 0-0:
/usr/bin/git --no-pager diff --no-index --color=always -u _build/default/test/training/moons_demo.expected _build/default/test/training/moons_demo.exe.output
diff --git a/_build/default/test/training/moons_demo.expected b/_build/default/test/training/moons_demo.exe.output
index 3d2e18a..4a0d9a3 100644
--- a/_build/default/test/training/moons_demo.expected
+++ b/_build/default/test/training/moons_demo.exe.output
@@ -2,49 +2,49 @@ Retrieving commandline, environment, or config file variable ocannl_log_level
Found 0, in the config file
Half-moons scatterplot and decision boundary:
┌────────────────────────────────────────────────────────────────────────────────────────────────────┐
-│************************************#******************************************************.........│
-│*****************************##*#*#***###**#**********************************************..........│
-│*********************##**#*#*###***#*##*#**#*##******************************************...........│
-│*******************####*##########***#####**####*****************************************...........│
-│**************#**###**#**#*#*#*###*#*#**#*#####*****##**********************************............│
-│***************#####*#*##****##**####*####**#**#*#*#***********************************.............│
-│*************#*###*#*#*#*******************#*#*#########******************************..............│
-│*********#**##*#*#*#**************************####*###*#******************************..............│
-│********#****###*#*******************************#**#*#*##*#*************************...............│
-│******#*#*#*#####************************************#####**************************................│
-│************###*************.......******************#*#****************************................│
-│********###**#************...........******************###*##**********************.................│
-│******####*###***********.............********************###**#*******************.................│
-│*****###*##*#***********..........%%....****************#*##*#********************.............%....│
-│****#*#####************........%....%....*****************####**#****************..............%....│
-│****##*#*#***********..........%%%%........****************##********************............%%.%%..│
-│***####*#***********.............%..%.......****************####****************.............%..%.%.│
-│**##*#**#**********.............%.%%..........*************###**##*************..............%..%..%│
-│*##*#*##**********.............%.%%.%..........***********#**##**#*************..............%.%..%.│
-│***####**********..............%%.%%.%...........************#####*#**********...............%....%.│
-│*##*##*#********................%...%.............**********##*#*#***********..............%.%%%.%..│
-│#**#**#********................%%%.%%...............**********#*###**********...............%....%..│
-│####**********.....................%.%.%.............********##*##**********...............%%%%%....│
-│#***##*******....................%%.%%..%..............******#####*#*******................%%%%.%...│
-│##*#********......................%%%.%.%...............**********##*******..............%..%%%.....│
-│#*#********........................%%.%...................*****#**##******................%.%.%%%...│
-│#**#******..........................%%%%%..%...............******#********...............%%%........│
-│##*******.........................%...%.%%%..................*##***#*****..............%%%.%..%.....│
-│********............................%.%%%%....................**********.............%..%.%%.%......│
-│*******..............................%%.%%%%....................********.................%%.%%......│
-│******.................................%..%..%....................*****............%%%%.%%%%%.......│
-│*****....................................%.%%.%%..%...............................%%%%%%.%.%........│
-│****....................................%%.%%.%%%................................%%.%.%...%.........│
-│***..........................................%%%.............................%.%.%..%%..%...........│
-│**...........................................%.%%.%%%%%..................%%%.%%.%.%..%..............│
-│*...........................................%%%.%%%%%%..%.%%..%%.%%%%%%.%%.%%%....%.................│
-│.............................................%..%...%%%%...%.%%%.%%.%%.....%%..%%%..%...............│
-│....................................................%..%%%%%.%.%.%.%.%..%%%%..%%....................│
-│...................................................%%%...%%.%.%...%...%%..%..%%.....................│
-│.....................................................%....%..%.%%%%%................................│
+│************************************#***************************************************************│
+│*****************************##*#*#***###**#********************************************************│
+│*********************##**#*#*###***#*##*#**#*##*****************************************************│
+│*******************####*##########***#####**####****************************************************│
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+│***************#####*#*##****##**####*####**#**#*#*#**********************************************..│
+│*************#*###*#*#*#*******************#*#*#########*****************************************...│
+│*********#**##*#*#*#**************************####*###*#****************************************....│
+│********#****###*#*******************************#**#*#*##*#**********************************......│
+│******#*#*#*#####*****************.******************#####***********************************.......│
+│************###*****************.....****************#*#************************************........│
+│********###**#*****************.......*****************###*##******************************.........│
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+│*****###*##*#***************......%%.....***************#*##*#***************************......%....│
+│****#*#####****************....%....%......***************####**#***********************.......%....│
+│****##*#*#****************.....%%%%.........***************##**************************......%%.%%..│
+│***####*#****************........%..%........***************####**********************.......%..%.%.│
+│**##*#**#***************........%.%%...........************###**##*******************........%..%..%│
+│*##*#*##****************.......%.%%.%...........**********#**##**#******************.........%.%..%.│
+│***####****************........%%.%%.%...........************#####*#***************..........%....%.│
+│*##*##*#**************..........%...%..............*********##*#*#****************.........%.%%%.%..│
+│#**#**#***************.........%%%.%%...............**********#*###**************...........%....%..│
+│####*****************..............%.%.%.............********##*##*************............%%%%%....│
+│#***##**************.............%%.%%..%..............******#####*#**********.............%%%%.%...│
+│##*#****************..............%%%.%.%...............**********##*********............%..%%%.....│
+│#*#****************................%%.%..................******#**##********..............%.%.%%%...│
+│#**#**************..................%%%%%..%...............******#*********..............%%%........│
+│##****************................%...%.%%%.................**##***#******.............%%%.%..%.....│
+│*****************...................%.%%%%...................************............%..%.%%.%......│
+│****************.....................%%.%%%%...................*********.................%%.%%......│
+│****************.......................%..%..%....................*****............%%%%.%%%%%.......│
+│***************..........................%.%%.%%..%...............................%%%%%%.%.%........│
+│**************..........................%%.%%.%%%................................%%.%.%...%.........│
+│**************...............................%%%.............................%.%.%..%%..%...........│
+│*************................................%.%%.%%%%%..................%%%.%%.%.%..%..............│
+│*************...............................%%%.%%%%%%..%.%%..%%.%%%%%%.%%.%%%....%.................│
+│************.................................%..%...%%%%...%.%%%.%%.%%.....%%..%%%..%...............│
+│***********.........................................%..%%%%%.%.%.%.%.%..%%%%..%%....................│
+│***********........................................%%%...%%.%.%...%...%%..%..%%.....................│
+│**********...........................................%....%..%.%%%%%................................│
└────────────────────────────────────────────────────────────────────────────────────────────────────┘Loss:
┌────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-│ 2.43e+1│-                                                                                                   │
+│ 2.45e+1│-                                                                                                   │
│        │                                                                                                    │
│        │                                                                                                    │
│        │                                                                                                    │
@@ -72,62 +72,62 @@ Half-moons scatterplot and decision boundary:
│        │                                                                                                    │
│        │                                                                                                    │
│        │                                                                                                    │
+│        │-                                                                                                   │
│        │                                                                                                    │
+│        │-                                                                                                   │
│        │                                                                                                    │
│        │                                                                                                    │
+│        │      -                                                                                             │
│        │                                                                                                    │
-│        │                                                                                                    │
-│        │-     -                                                                                             │
-│        │-    -                                                                                              │
-│        │ -      -           -                                                                               │
-│        │   - --   -- -  -      - -                                                                          │
-│        │ - - -- - -    -  - --    - - -- - -- -    -  -      - -                                            │
-│        │---- ---- -- - -- - -- - -- -  -      - -- - -  - --    - - -- -       - -                          │
+│        │ -                                                                                                  │
+│        │     -  - -- -  -   -    -- -                                                                       │
+│        │-- - -- -      -- -  - -      -- - -    -  -                                                        │
+│        │---- ---- -- - -- - -               - -  -   -- - -- -    - -  -                                    │
│ 0.00   │----------------------------------------------------------------------------------------------------│
├────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
│        │0.00                                                                                         4.79e+3│
│        │                                                step                                                │
└────────┴────────────────────────────────────────────────────────────────────────────────────────────────────┘Log-loss, for better visibility:
┌─────────┬────────────────────────────────────────────────────────────────────────────────────────────────────┐
-│ 3.19    │                                                                                                    │
-│         │-                                                                                                   │
+│ 3.19    │-                                                                                                   │
│         │                                                                                                    │
│         │                                                                                                    │
│         │                                                                                                    │
+│         │-                                                                                                   │
+│         │-                                                                                                   │
+│         │      -                                                                                             │
+│         │ -   -  -       -                                                                                   │
+│         │   -      -- -  - - -- - -- - -    -                                                                │
+│         │-- - -- - -- - -  -            - -    - -  -       -                                                │
+│         │ --- ---- -- - -- -                 -    -   --   -       - -  -                                    │
+│         │-  - - -- -- - -- - -                           -    -                                              │
+│         │-    -  -   -  -- -  -   --                                  -                                      │
+│         │-    -          -           -      -                   --           -  -                            │
+│         │  -   ---    - --   -  -  - - -                                  -    -     - - --                  │
+│         │-      -  -  - -  -      -    -    -                          -          -                          │
+│l        │-- -   -    -  -  ---    -                        -               -  -  -          -                │
+│o        │- -   --  - -    -- -   -      -          -- -      -        -             -         -              │
+│g        │ - --   -         -      -   - -        --                         -        -   -                   │
+│         │--    -      - -- --    --        - -        -                            -                         │
+│l        │-     -    -   -- - ---         - -  -                          -                                   │
+│o        │ - ---   -  ---   - ---  --                 -   -    -   -                     -          -         │
+│s        │   - -         ----     - -- -  -    - -  -      -     -  ---                                       │
+│s        │ -  -  -     --------         --  ----     -     -  -    - -                                        │
+│         │-   -    -     -      -  - --  -   --    -           -    -                 -  -      -             │
+│         │--  - - -  --    -  --  - --  -        -       -      -  -    --  -           -                     │
+│         │    -        -   -          -           -      - -      ---           --                --          │
+│         │    -      - --   -   -    - -   -   - -- -       -   -                                             │
+│         │     -         -- -        -      -        -  -  -     --                         -   -             │
+│         │             -    -  -        -  -    -   -                            -                            │
+│         │ -           -  -               - -                  -                                              │
+│         │              -       -                        -                                                    │
+│         │    -   -     -                                                      --                             │
│         │                                                                                                    │
-│         │-    --                                                                                             │
-│         │ - - -  -       -   -                                                                               │
-│         │     -- - -- - -  -  - - -  -  -      -                                                             │
-│         │ - - -- - --    - - -     -   -  - --      -  -   -  - -                                            │
-│         │---- ---- -- - -  - -- - -  -  -      - --   -  -       - -    -       -                            │
-│         │- -- -- - -- - -- - -- -  - -  -      -    -       -        --           -                          │
-│         │-  - ----  - -      -              -                             -  - -    -                        │
-│         │-  -  ---     - -      - --      -  -                             -                     -           │
-│         │- -  - --      -     -        -    --                                 -     -                       │
-│         │-  --      -   -  -               -   - -             -                                             │
-│l        │-   -  - -             - ----  - -         - -                -           -           -             │
-│o        │-  -   ---   - -- - -  ---            - -           -- -    -   -             -  -                  │
-│g        │-- --  -       -             -  -                    -  -                                           │
-│         │--  -        - ---  -      -       - - - --  -         -         -              -         --        │
-│l        │      ---  ----  - - - -      - - -      --      -       -       -      -      -         -          │
-│o        │--       -  - -    - --   -  -      --    -                        -  -           -  -              │
-│s        │--  -   --  - - - -     --        -            - --        -         -     -       - -              │
-│s        │-- --        -       -       -       -  -   -     -            -                                    │
-│         │-  -        - - - -           --   -               -         -  -    -                              │
-│         │  -        --  -           -   -    -  -         -  -                                  -            │
-│         │ -     -  -   - -     -        -          -   -       -           - -                               │
-│         │  -        -   -     -                  -  -   --   -             -         -                       │
-│         │    -     --  -                      -                      -    -                                  │
-│         │-   -               -               -                             -                        -        │
-│         │           -                                  -    -         -        -             -               │
-│         │                                   -                                                                │
-│         │                 -        -                               -                                         │
-│         │                                                                             -                      │
-│         │ -       -                                                                                          │
-│         │                        -                                                                           │
-│         │                          -                                                                         │
+│         │             -                                                                                      │
+│         │                                                            -                      -                │
│         │                                                                                                    │
│         │                                                                                                    │
+│         │                                                             -                                      │
│ -1.00e+1│----------------------------------------------------------------------------------------------------│
├─────────┼────────────────────────────────────────────────────────────────────────────────────────────────────┤
│         │0.00                                                                                         4.79e+3│
"/usr/bin/env" "bash" "-c" "opam exec -- dune build @install @check @runtest && rm -rf _build" failed with exit status 1
2025-08-09 22:11.14: Job failed: Failed: Build failed