(for PR #29582)

2026-03-25 13:13.13: New job: test combinat.3.0 with ocaml-compiler.5.4.0~beta2, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29582/head (fa5fb3a6a806e832e4c7791145889a6bbe8b64ef)
                              on debian-13-ocaml-5.4/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29582/head" && git reset --hard fa5fb3a6
git fetch origin master
git merge --no-edit 2f93e9d4614d6376ed929fc2cee7c59cb9d5833b
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-5.4@sha256:bd342cbd7766c453282fdafbc2e565ae3361320ec344722cf4372b782e4a97f6
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn ocaml-compiler.5.4.0~beta2 5.4.0~beta2
RUN opam reinstall --update-invariant ocaml-compiler.5.4.0~beta2; \
    res=$?; \
    test "$res" != 31 && exit "$res"; \
    export OPAMCLI=2.0; \
    build_dir=$(opam var prefix)/.opam-switch/build; \
    failed=$(ls "$build_dir"); \
    partial_fails=""; \
    for pkg in $failed; do \
    if opam show -f x-ci-accept-failures: "$pkg" | grep -qF "\"debian-13\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'ocaml-compiler.5.4.0~beta2' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1
RUN opam reinstall combinat.3.0; \
    res=$?; \
    test "$res" != 31 && exit "$res"; \
    export OPAMCLI=2.0; \
    build_dir=$(opam var prefix)/.opam-switch/build; \
    failed=$(ls "$build_dir"); \
    partial_fails=""; \
    for pkg in $failed; do \
    if opam show -f x-ci-accept-failures: "$pkg" | grep -qF "\"debian-13\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'combinat.3.0' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1
RUN (opam reinstall --with-test combinat.3.0) || true
RUN opam reinstall --with-test --verbose combinat.3.0; \
    res=$?; \
    test "$res" != 31 && exit "$res"; \
    export OPAMCLI=2.0; \
    build_dir=$(opam var prefix)/.opam-switch/build; \
    failed=$(ls "$build_dir"); \
    partial_fails=""; \
    for pkg in $failed; do \
    if opam show -f x-ci-accept-failures: "$pkg" | grep -qF "\"debian-13\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'combinat.3.0' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1

END-OF-DOCKERFILE
docker build -f ../Dockerfile .

2026-03-25 13:13.13: Using cache hint "ocaml/opam:debian-13-ocaml-5.4@sha256:bd342cbd7766c453282fdafbc2e565ae3361320ec344722cf4372b782e4a97f6-ocaml-compiler.5.4.0~beta2-combinat.3.0-fa5fb3a6a806e832e4c7791145889a6bbe8b64ef"
2026-03-25 13:13.13: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-5.4@sha256:bd342cbd7766c453282fdafbc2e565ae3361320ec344722cf4372b782e4a97f6)
 (user (uid 1000) (gid 1000))
 (workdir /home/opam)
 (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
 (run (network host)
      (shell "opam init --reinit --config .opamrc-sandbox -ni"))
 (run (shell "opam option solver=builtin-0install && opam config report"))
 (env OPAMDOWNLOADJOBS 1)
 (env OPAMERRLOGLEN 0)
 (env OPAMPRECISETRACKING 1)
 (env CI true)
 (env OPAM_REPO_CI true)
 (run (shell "rm -rf opam-repository/"))
 (copy (src .) (dst opam-repository/))
 (run (shell "opam repository set-url --strict default opam-repository/"))
 (run (network host)
      (shell "opam update --depexts || true"))
 (run (shell "opam pin add -k version -yn ocaml-compiler.5.4.0~beta2 5.4.0~beta2"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall --update-invariant ocaml-compiler.5.4.0~beta2;\
             \n        res=$?;\
             \n        test \"$res\" != 31 && exit \"$res\";\
             \n        export OPAMCLI=2.0;\
             \n        build_dir=$(opam var prefix)/.opam-switch/build;\
             \n        failed=$(ls \"$build_dir\");\
             \n        partial_fails=\"\";\
             \n        for pkg in $failed; do\
             \n          if opam show -f x-ci-accept-failures: \"$pkg\" | grep -qF \"\\\"debian-13\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'ocaml-compiler.5.4.0~beta2' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall combinat.3.0;\
             \n        res=$?;\
             \n        test \"$res\" != 31 && exit \"$res\";\
             \n        export OPAMCLI=2.0;\
             \n        build_dir=$(opam var prefix)/.opam-switch/build;\
             \n        failed=$(ls \"$build_dir\");\
             \n        partial_fails=\"\";\
             \n        for pkg in $failed; do\
             \n          if opam show -f x-ci-accept-failures: \"$pkg\" | grep -qF \"\\\"debian-13\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'combinat.3.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
 (run (network host)
      (shell "(opam reinstall --with-test combinat.3.0) || true"))
 (run (shell  "opam reinstall --with-test --verbose combinat.3.0;\
             \n        res=$?;\
             \n        test \"$res\" != 31 && exit \"$res\";\
             \n        export OPAMCLI=2.0;\
             \n        build_dir=$(opam var prefix)/.opam-switch/build;\
             \n        failed=$(ls \"$build_dir\");\
             \n        partial_fails=\"\";\
             \n        for pkg in $failed; do\
             \n          if opam show -f x-ci-accept-failures: \"$pkg\" | grep -qF \"\\\"debian-13\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'combinat.3.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-03-25 13:13.13: Waiting for resource in pool OCluster
2026-03-25 14:47.40: Waiting for worker…
2026-03-25 14:50.16: Got resource from pool OCluster
Building on odawa.caelum.ci.dev
All commits already cached
HEAD is now at 2f93e9d461 Merge pull request #29592 from dinosaure/release-miou-v0.5.5
Merge made by the 'ort' strategy.
 packages/ocaml-compiler/ocaml-compiler.5.3.0/opam      |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.3/opam        |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.4.0/opam      |  5 ++++-
 .../ocaml-compiler/ocaml-compiler.5.4.0~alpha1/opam    |  5 ++++-
 .../ocaml-compiler/ocaml-compiler.5.4.0~beta1/opam     |  5 ++++-
 .../ocaml-compiler/ocaml-compiler.5.4.0~beta2/opam     |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.4.0~rc1/opam  |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.4.1/opam      |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.4/opam        |  5 ++++-
 .../ocaml-compiler/ocaml-compiler.5.5.0~alpha1/opam    |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.5/opam        |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.6/opam        |  5 ++++-
 packages/ocaml-option-llvm/ocaml-option-llvm.1/opam    | 18 ++++++++++++++++++
 .../ocaml-options-vanilla/ocaml-options-vanilla.1/opam |  1 +
 packages/ocaml-variants/ocaml-variants.5.2.0+msvc/opam |  2 ++
 15 files changed, 69 insertions(+), 12 deletions(-)
 create mode 100644 packages/ocaml-option-llvm/ocaml-option-llvm.1/opam

(from ocaml/opam:debian-13-ocaml-5.4@sha256:bd342cbd7766c453282fdafbc2e565ae3361320ec344722cf4372b782e4a97f6)
2026-03-25 14:50.18 ---> using "41eea30e3f639c18d8cf57c309ec76919ec7b2398036f7e41744cbce59a133d3" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-03-25 14:50.18 ---> using "4ad7f430d684c40cedc651267e0edf890c044fe4e624255de377c471b4526bac" from cache

/home/opam: (run (network host)
                 (shell "opam init --reinit --config .opamrc-sandbox -ni"))
Configuring from /home/opam/.opamrc-sandbox, then /home/opam/.opamrc, and finally 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
[NOTE] The 'jobs' option was reset, its value was 71 and its new value will vary according to the current number of cores on your machine. You can restore the fixed value using:
           opam option jobs=71 --global
Format upgrade done.

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2026-03-25 14:50.18 ---> using "71fa58e52457bf6a7eac317c6a6ef1e2bdf53e533a1e4fd04b90c9349347e038" from cache

/home/opam: (run (shell "opam option solver=builtin-0install && opam config report"))
Set to 'builtin-0install' the field solver in global configuration
# opam config report
# opam-version         2.5.0
# self-upgrade         no
# system               arch=x86_64 os=linux os-distribution=debian os-version=13
# solver               builtin-0install
# install-criteria     -changed,-count[avoid-version,solution]
# upgrade-criteria     -count[avoid-version,solution]
# jobs                 255
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       5.4
# invariant            ["ocaml-base-compiler" {= "5.4.0"}]
# compiler-packages    ocaml-base-compiler.5.4.0, ocaml-compiler.5.4.0, ocaml-options-vanilla.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/5.4/lib/ocaml/stublibs:/home/opam/.opam/5.4/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       5.4.0
2026-03-25 14:50.18 ---> using "ed86081cb38ca125a920162bfe6a4bb7b1c27c6973c917551687c83cf44dbfdf" from cache

/home/opam: (env OPAMDOWNLOADJOBS 1)

/home/opam: (env OPAMERRLOGLEN 0)

/home/opam: (env OPAMPRECISETRACKING 1)

/home/opam: (env CI true)

/home/opam: (env OPAM_REPO_CI true)

/home/opam: (run (shell "rm -rf opam-repository/"))
2026-03-25 14:50.18 ---> using "04a48515eea40c32b96da0c71328b4bba0edb66eed83d4f78554b39097cf1f25" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2026-03-25 14:50.19 ---> using "034191995d824300f355cbba1072d6e5fe6d815701f24eb84d82c75009d73829" from cache

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-03-25 14:50.19 ---> using "8232259ea36ea8848dc29ae49703acf145fd27b40f3ebd8fb785db7f8da1b9d4" from cache

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/sudo "apt-get" "update"
- Get:1 http://deb.debian.org/debian trixie InRelease [140 kB]
- Get:2 http://deb.debian.org/debian trixie-updates InRelease [47.3 kB]
- Get:3 http://deb.debian.org/debian-security trixie-security InRelease [43.4 kB]
- Get:4 http://deb.debian.org/debian trixie/main amd64 Packages [9671 kB]
- Get:5 http://deb.debian.org/debian-security trixie-security/main amd64 Packages [114 kB]
- Fetched 10.0 MB in 1s (10.7 MB/s)
- Reading package lists...
- 
2026-03-25 14:50.19 ---> using "a75782a571df4fc8f8933e94c681af881015ee87cdd4c652f8ae9af1d8cfad37" from cache

/home/opam: (run (shell "opam pin add -k version -yn ocaml-compiler.5.4.0~beta2 5.4.0~beta2"))
ocaml-compiler is now pinned to version 5.4.0~beta2
2026-03-25 14:50.19 ---> using "6a5005f94ec93c4cfbc555c3d261f1a9e44ce02f7cf737f7e023902aa066afba" from cache

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall --update-invariant ocaml-compiler.5.4.0~beta2;\
                        \n        res=$?;\
                        \n        test \"$res\" != 31 && exit \"$res\";\
                        \n        export OPAMCLI=2.0;\
                        \n        build_dir=$(opam var prefix)/.opam-switch/build;\
                        \n        failed=$(ls \"$build_dir\");\
                        \n        partial_fails=\"\";\
                        \n        for pkg in $failed; do\
                        \n          if opam show -f x-ci-accept-failures: \"$pkg\" | grep -qF \"\\\"debian-13\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'ocaml-compiler.5.4.0~beta2' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
ocaml-compiler.5.4.0~beta2 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== remove 1 package
  - remove    ocaml-base-compiler 5.4.0 (pinned)                [conflicts with ocaml-compiler]
=== downgrade 1 package
  - downgrade ocaml-compiler      5.4.0 to 5.4.0~beta2 (pinned)
=== recompile 6 packages
  - recompile base-domains        base                          [uses ocaml]
  - recompile base-effects        base                          [uses ocaml]
  - recompile base-nnp            base                          [uses base-domains]
  - recompile ocaml               5.4.0                         [uses ocaml-base-compiler]
  - recompile ocaml-config        3                             [uses ocaml-base-compiler]
  - recompile opam-depext         1.2.3                         [uses ocaml]
=== install 1 package
  - install   ocaml-variants      5.4.0~beta2+options           [required by ocaml]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved ocaml-compiler.5.4.0~beta2  (cached)
-> retrieved ocaml-config.3  (cached)
-> retrieved opam-depext.1.2.3  (cached)
-> removed   base-effects.base
-> removed   base-nnp.base
-> removed   base-domains.base
-> removed   opam-depext.1.2.3
-> removed   ocaml.5.4.0
-> removed   ocaml-config.3
-> removed   ocaml-base-compiler.5.4.0
-> removed   ocaml-compiler.5.4.0
-> installed ocaml-compiler.5.4.0~beta2
-> installed ocaml-variants.5.4.0~beta2+options
-> installed ocaml-config.3
-> installed ocaml.5.4.0
-> installed base-domains.base
-> installed base-effects.base
-> installed base-nnp.base
-> installed opam-depext.1.2.3
[NOTE] Switch invariant was updated to ["ocaml-variants" {= "5.4.0~beta2+options"}]
       Use `opam switch set-invariant' to change it.
Done.

<><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
=> opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
# To update the current shell environment, run: eval $(opam env)
2026-03-25 14:50.19 ---> using "e030a93f7882e2604088ed6928ceb441b94d1a6a8f699222926e1ee68fd1dd8f" from cache

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall combinat.3.0;\
                        \n        res=$?;\
                        \n        test \"$res\" != 31 && exit \"$res\";\
                        \n        export OPAMCLI=2.0;\
                        \n        build_dir=$(opam var prefix)/.opam-switch/build;\
                        \n        failed=$(ls \"$build_dir\");\
                        \n        partial_fails=\"\";\
                        \n        for pkg in $failed; do\
                        \n          if opam show -f x-ci-accept-failures: \"$pkg\" | grep -qF \"\\\"debian-13\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'combinat.3.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
combinat.3.0 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 2 packages
  - install combinat 3.0
  - install dune     3.22.0 [required by combinat]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved combinat.3.0  (https://opam.ocaml.org/cache)
-> retrieved dune.3.22.0  (cached)
-> installed dune.3.22.0
-> installed combinat.3.0
Done.
# To update the current shell environment, run: eval $(opam env)
2026-03-25 14:50.47 ---> saved as "e1dcb03e459b754f5cb30bd05b6e17d79cb97f13c2f236ad1dd7c7c65413e426"

/home/opam: (run (network host)
                 (shell "(opam reinstall --with-test combinat.3.0) || true"))
The following actions will be performed:
=== recompile 1 package
  - recompile combinat                    3.0
=== install 88 packages
  - install   async                       v0.17.0   [required by delimited_parsing]
  - install   async_kernel                v0.17.0   [required by async]
  - install   async_log                   v0.17.0   [required by async]
  - install   async_rpc_kernel            v0.17.0   [required by async]
  - install   async_unix                  v0.17.0   [required by async]
  - install   base                        v0.17.3   [required by core]
  - install   base_bigstring              v0.17.0   [required by core]
  - install   base_quickcheck             v0.17.1   [required by core]
  - install   bin_prot                    v0.17.0-1 [required by core]
  - install   capitalization              v0.17.0   [required by ppx_string_conv]
  - install   core                        v0.17.1   [required by combinat]
  - install   core_bench                  v0.17.0   [required by combinat]
  - install   core_extended               v0.17.0   [required by core_bench]
  - install   core_kernel                 v0.17.0   [required by core_bench]
  - install   core_unix                   v0.17.1   [required by combinat]
  - install   csexp                       1.5.2     [required by dune-configurator]
  - install   cstruct                     6.2.0     [required by async_unix]
  - install   delimited_parsing           v0.17.0   [required by core_bench]
  - install   dune-configurator           3.22.0    [required by base]
  - install   expect_test_helpers_core    v0.17.0   [required by combinat]
  - install   fieldslib                   v0.17.0   [required by core]
  - install   fmt                         0.11.0    [required by cstruct]
  - install   gel                         v0.17.0   [required by ppx_diff]
  - install   int_repr                    v0.17.0   [required by base_bigstring]
  - install   jane-street-headers         v0.17.0   [required by core]
  - install   jst-config                  v0.17.0   [required by core]
  - install   num                         1.6       [required by sexplib]
  - install   ocaml-compiler-libs         v0.17.0   [required by ppxlib]
  - install   ocaml_intrinsics_kernel     v0.17.1   [required by base]
  - install   ocamlbuild                  0.16.1    [required by uutf]
  - install   ocamlfind                   1.9.8     [required by uutf]
  - install   parsexp                     v0.17.0   [required by sexplib]
  - install   ppx_assert                  v0.17.0   [required by core]
  - install   ppx_base                    v0.17.0   [required by core]
  - install   ppx_bench                   v0.17.1   [required by ppx_jane]
  - install   ppx_bin_prot                v0.17.1   [required by ppx_jane]
  - install   ppx_cold                    v0.17.0   [required by ppx_base]
  - install   ppx_compare                 v0.17.0   [required by core_bench]
  - install   ppx_custom_printf           v0.17.0   [required by ppx_jane]
  - install   ppx_derivers                1.2.1     [required by ppxlib]
  - install   ppx_diff                    v0.17.1   [required by core]
  - install   ppx_disable_unused_warnings v0.17.0   [required by ppx_jane]
  - install   ppx_enumerate               v0.17.0   [required by ppx_diff]
  - install   ppx_expect                  v0.17.3   [required by ppx_jane]
  - install   ppx_fields_conv             v0.17.0   [required by core_bench]
  - install   ppx_fixed_literal           v0.17.0   [required by ppx_jane]
  - install   ppx_globalize               v0.17.2   [required by ppx_base]
  - install   ppx_hash                    v0.17.0   [required by core]
  - install   ppx_here                    v0.17.0   [required by ppx_jane]
  - install   ppx_ignore_instrumentation  v0.17.0   [required by ppx_jane]
  - install   ppx_inline_test             v0.17.1   [required by core]
  - install   ppx_jane                    v0.17.0   [required by combinat]
  - install   ppx_let                     v0.17.1   [required by core_bench]
  - install   ppx_log                     v0.17.0   [required by ppx_jane]
  - install   ppx_module_timer            v0.17.0   [required by ppx_jane]
  - install   ppx_optcomp                 v0.17.1   [required by core]
  - install   ppx_optional                v0.17.0   [required by ppx_jane]
  - install   ppx_pipebang                v0.17.0   [required by ppx_jane]
  - install   ppx_sexp_conv               v0.17.1   [required by core, core_bench]
  - install   ppx_sexp_message            v0.17.0   [required by core]
  - install   ppx_sexp_value              v0.17.0   [required by ppx_jane]
  - install   ppx_stable                  v0.17.1   [required by ppx_jane]
  - install   ppx_stable_witness          v0.17.0   [required by ppx_jane]
  - install   ppx_string                  v0.17.0   [required by ppx_jane]
  - install   ppx_string_conv             v0.17.0   [required by ppx_jane]
  - install   ppx_tydi                    v0.17.1   [required by ppx_jane]
  - install   ppx_typerep_conv            v0.17.1   [required by ppx_jane]
  - install   ppx_variants_conv           v0.17.1   [required by ppx_jane]
  - install   ppxlib                      0.37.0    [required by ppx_diff]
  - install   ppxlib_jane                 v0.17.4   [required by ppx_diff]
  - install   protocol_version_header     v0.17.0   [required by async_rpc_kernel]
  - install   re                          1.14.0    [required by core_bench]
  - install   record_builder              v0.17.0   [required by core_extended]
  - install   sexp_pretty                 v0.17.0   [required by expect_test_helpers_core]
  - install   sexplib                     v0.17.0   [required by core]
  - install   sexplib0                    v0.17.0   [required by base]
  - install   spawn                       v0.17.0   [required by core_unix]
  - install   splittable_random           v0.17.0   [required by core]
  - install   stdio                       v0.17.0   [required by core]
  - install   stdlib-shims                0.3.0     [required by ppxlib]
  - install   textutils                   v0.17.0   [required by core_bench]
  - install   time_now                    v0.17.0   [required by core, core_bench]
  - install   timezone                    v0.17.0   [required by core_unix]
  - install   topkg                       1.1.1     [required by uutf]
  - install   typerep                     v0.17.1   [required by core]
  - install   uopt                        v0.17.0   [required by core_kernel, core_unix]
  - install   uutf                        1.0.4     [required by textutils]
  - install   variantslib                 v0.17.0   [required by core]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved async.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved async_kernel.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved async_log.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved async_rpc_kernel.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved async_unix.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved base.v0.17.3  (https://opam.ocaml.org/cache)
-> retrieved base_bigstring.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved base_quickcheck.v0.17.1  (https://opam.ocaml.org/cache)
-> retrieved bin_prot.v0.17.0-1  (https://opam.ocaml.org/cache)
-> retrieved capitalization.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved combinat.3.0  (https://opam.ocaml.org/cache)
-> retrieved core.v0.17.1  (https://opam.ocaml.org/cache)
-> retrieved core_bench.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved core_extended.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved core_kernel.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved core_unix.v0.17.1  (https://opam.ocaml.org/cache)
-> retrieved csexp.1.5.2  (https://opam.ocaml.org/cache)
-> retrieved cstruct.6.2.0  (https://opam.ocaml.org/cache)
-> retrieved delimited_parsing.v0.17.0  (https://opam.ocaml.org/cache)
-> installed csexp.1.5.2
-> retrieved dune-configurator.3.22.0  (https://opam.ocaml.org/cache)
-> retrieved expect_test_helpers_core.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved fieldslib.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved fmt.0.11.0  (https://opam.ocaml.org/cache)
-> retrieved gel.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved int_repr.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved jane-street-headers.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved jst-config.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved num.1.6  (https://opam.ocaml.org/cache)
-> installed jane-street-headers.v0.17.0
-> retrieved ocaml-compiler-libs.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ocaml_intrinsics_kernel.v0.17.1  (https://opam.ocaml.org/cache)
-> retrieved ocamlbuild.0.16.1  (https://opam.ocaml.org/cache)
-> retrieved ocamlfind.1.9.8  (https://opam.ocaml.org/cache)
-> installed ocaml_intrinsics_kernel.v0.17.1
-> retrieved parsexp.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_assert.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_base.v0.17.0  (https://opam.ocaml.org/cache)
-> installed dune-configurator.3.22.0
-> retrieved ppx_bench.v0.17.1  (https://opam.ocaml.org/cache)
-> retrieved ppx_bin_prot.v0.17.1  (https://opam.ocaml.org/cache)
-> retrieved ppx_cold.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_compare.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_custom_printf.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_derivers.1.2.1  (https://opam.ocaml.org/cache)
-> installed ocaml-compiler-libs.v0.17.0
-> retrieved ppx_diff.v0.17.1  (https://opam.ocaml.org/cache)
-> retrieved ppx_disable_unused_warnings.v0.17.0  (https://opam.ocaml.org/cache)
-> installed ppx_derivers.1.2.1
-> retrieved ppx_enumerate.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_expect.v0.17.3  (https://opam.ocaml.org/cache)
-> installed num.1.6
-> retrieved ppx_fields_conv.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_fixed_literal.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_globalize.v0.17.2  (https://opam.ocaml.org/cache)
-> retrieved ppx_hash.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_here.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_ignore_instrumentation.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_inline_test.v0.17.1  (https://opam.ocaml.org/cache)
-> retrieved ppx_jane.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_let.v0.17.1  (https://opam.ocaml.org/cache)
-> retrieved ppx_log.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_module_timer.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_optcomp.v0.17.1  (https://opam.ocaml.org/cache)
-> retrieved ppx_optional.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_pipebang.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_sexp_conv.v0.17.1  (https://opam.ocaml.org/cache)
-> retrieved ppx_sexp_message.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_sexp_value.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_stable.v0.17.1  (https://opam.ocaml.org/cache)
-> retrieved ppx_stable_witness.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_string.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_string_conv.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved ppx_tydi.v0.17.1  (https://opam.ocaml.org/cache)
-> retrieved ppx_typerep_conv.v0.17.1  (https://opam.ocaml.org/cache)
-> retrieved ppx_variants_conv.v0.17.1  (https://opam.ocaml.org/cache)
-> retrieved ppxlib.0.37.0  (https://opam.ocaml.org/cache)
-> installed ocamlfind.1.9.8
-> retrieved ppxlib_jane.v0.17.4  (https://opam.ocaml.org/cache)
-> retrieved protocol_version_header.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved re.1.14.0  (https://opam.ocaml.org/cache)
-> retrieved record_builder.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved sexp_pretty.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved sexplib.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved sexplib0.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved spawn.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved splittable_random.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved stdio.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved stdlib-shims.0.3.0  (https://opam.ocaml.org/cache)
-> retrieved textutils.v0.17.0  (https://opam.ocaml.org/cache)
-> installed spawn.v0.17.0
-> retrieved time_now.v0.17.0  (https://opam.ocaml.org/cache)
-> installed sexplib0.v0.17.0
-> installed stdlib-shims.0.3.0
-> retrieved timezone.v0.17.0  (https://opam.ocaml.org/cache)
-> installed re.1.14.0
-> retrieved topkg.1.1.1  (https://opam.ocaml.org/cache)
-> removed   combinat.3.0
-> installed ocamlbuild.0.16.1
-> retrieved typerep.v0.17.1  (https://opam.ocaml.org/cache)
-> retrieved uopt.v0.17.0  (https://opam.ocaml.org/cache)
-> retrieved uutf.1.0.4  (https://opam.ocaml.org/cache)
-> retrieved variantslib.v0.17.0  (https://opam.ocaml.org/cache)
-> installed parsexp.v0.17.0
-> installed sexplib.v0.17.0
-> installed topkg.1.1.1
-> installed base.v0.17.3
-> installed fieldslib.v0.17.0
-> installed variantslib.v0.17.0
-> installed uutf.1.0.4
-> installed stdio.v0.17.0
-> installed fmt.0.11.0
-> installed typerep.v0.17.1
-> installed cstruct.6.2.0
-> installed ppxlib.0.37.0
-> installed ppx_optcomp.v0.17.1
-> installed ppxlib_jane.v0.17.4
-> installed ppx_tydi.v0.17.1
-> installed ppx_cold.v0.17.0
-> installed ppx_disable_unused_warnings.v0.17.0
-> installed ppx_here.v0.17.0
-> installed ppx_fields_conv.v0.17.0
-> installed ppx_stable_witness.v0.17.0
-> installed ppx_typerep_conv.v0.17.1
-> installed ppx_variants_conv.v0.17.1
-> installed ppx_stable.v0.17.1
-> installed ppx_ignore_instrumentation.v0.17.0
-> installed ppx_enumerate.v0.17.0
-> installed ppx_globalize.v0.17.2
-> installed ppx_pipebang.v0.17.0
-> installed ppx_fixed_literal.v0.17.0
-> installed ppx_compare.v0.17.0
-> installed ppx_optional.v0.17.0
-> installed ppx_sexp_conv.v0.17.1
-> installed ppx_let.v0.17.1
-> installed ppx_hash.v0.17.0
-> installed ppx_sexp_value.v0.17.0
-> installed ppx_assert.v0.17.0
-> installed ppx_sexp_message.v0.17.0
-> installed ppx_custom_printf.v0.17.0
-> installed ppx_base.v0.17.0
-> installed capitalization.v0.17.0
-> installed jst-config.v0.17.0
-> installed sexp_pretty.v0.17.0
-> installed bin_prot.v0.17.0-1
-> installed ppx_string.v0.17.0
-> installed time_now.v0.17.0
-> installed ppx_bin_prot.v0.17.1
-> installed ppx_string_conv.v0.17.0
-> installed ppx_module_timer.v0.17.0
-> installed ppx_inline_test.v0.17.1
-> installed ppx_bench.v0.17.1
-> installed ppx_expect.v0.17.3
-> installed splittable_random.v0.17.0
-> installed base_quickcheck.v0.17.1
-> installed ppx_log.v0.17.0
-> installed ppx_jane.v0.17.0
-> installed uopt.v0.17.0
-> installed gel.v0.17.0
-> installed record_builder.v0.17.0
-> installed int_repr.v0.17.0
-> installed base_bigstring.v0.17.0
-> installed ppx_diff.v0.17.1
-> installed core.v0.17.1
-> installed protocol_version_header.v0.17.0
-> installed timezone.v0.17.0
-> installed expect_test_helpers_core.v0.17.0
-> installed core_kernel.v0.17.0
-> installed async_kernel.v0.17.0
-> installed core_unix.v0.17.1
-> installed textutils.v0.17.0
-> installed async_rpc_kernel.v0.17.0
-> installed core_extended.v0.17.0
-> installed async_unix.v0.17.0
-> installed async_log.v0.17.0
-> installed async.v0.17.0
-> installed delimited_parsing.v0.17.0
-> installed core_bench.v0.17.0
[ERROR] The compilation of combinat.3.0 failed at "dune build -p combinat -j 255 @install @runtest".

#=== ERROR while compiling combinat.3.0 =======================================#
# context              2.5.0 | linux/x86_64 | ocaml-variants.5.4.0~beta2+options | file:///home/opam/opam-repository
# path                 ~/.opam/5.4/.opam-switch/build/combinat.3.0
# command              ~/.opam/opam-init/hooks/sandbox.sh build dune build -p combinat -j 255 @install @runtest
# exit-code            1
# env-file             ~/.opam/log/combinat-7-f011fe.env
# output-file          ~/.opam/log/combinat-7-f011fe.out
### output ###
# File "test/composition_test.ml", line 1, characters 0-0:
# /usr/bin/git --no-pager diff --no-index --color=always -u _build/default/test/composition_test.ml _build/default/test/composition_test.ml.corrected
# diff --git a/_build/default/test/composition_test.ml b/_build/default/test/composition_test.ml.corrected
# index ff3df36..a6b7785 100644
# --- a/_build/default/test/composition_test.ml
# +++ b/_build/default/test/composition_test.ml.corrected
# @@ -118,46 +118,47 @@ let%expect_test "compositions-2" =
#      compositions ~k:2 ~n print;
#      [%expect
#        {|
# -         (* CR expect_test: Collector ran multiple times with different outputs *)
# -         =========================================================================
# -         (1 1)
# -
# -         =========================================================================
# -         (1 2)
# -         (2 1)
# -
# -         =========================================================================
# -         (1 3)
# -         (2 2)
# -         (3 1)
# -
# -         =========================================================================
# -         (1 4)
# -         (2 3)
# -         (3 2)
# -         (4 1)
# -
# -         =========================================================================
# -         (1 5)
# -         (2 4)
# -         (3 3)
# -         (4 2)
# -         (5 1)
# -
# -         =========================================================================
# -         (1 6)
# -         (2 5)
# -         (3 4)
# -         (4 3)
# -         (5 2)
# -         (6 1)
# -
# -         =========================================================================
# -         (1 7)
# -         (2 6)
# -         (3 5)
# -         (4 4)
# -         (5 3)
# -         (6 2)
# -         (7 1) |}]
# +      (* CR expect_test: Test ran multiple times with different test outputs *)
# +      ============================= Output 1 / 7 ==============================
# +      (1 1)
# +
# +      ============================= Output 2 / 7 ==============================
# +      (1 2)
# +      (2 1)
# +
# +      ============================= Output 3 / 7 ==============================
# +      (1 3)
# +      (2 2)
# +      (3 1)
# +
# +      ============================= Output 4 / 7 ==============================
# +      (1 4)
# +      (2 3)
# +      (3 2)
# +      (4 1)
# +
# +      ============================= Output 5 / 7 ==============================
# +      (1 5)
# +      (2 4)
# +      (3 3)
# +      (4 2)
# +      (5 1)
# +
# +      ============================= Output 6 / 7 ==============================
# +      (1 6)
# +      (2 5)
# +      (3 4)
# +      (4 3)
# +      (5 2)
# +      (6 1)
# +
# +      ============================= Output 7 / 7 ==============================
# +      (1 7)
# +      (2 6)
# +      (3 5)
# +      (4 4)
# +      (5 3)
# +      (6 2)
# +      (7 1)
# +      |}]
#    done
# File "test/partition_test.ml", line 1, characters 0-0:
# /usr/bin/git --no-pager diff --no-index --color=always -u _build/default/test/partition_test.ml _build/default/test/partition_test.ml.corrected
# diff --git a/_build/default/test/partition_test.ml b/_build/default/test/partition_test.ml.corrected
# index 5c80316..3225641 100644
# --- a/_build/default/test/partition_test.ml
# +++ b/_build/default/test/partition_test.ml.corrected
# @@ -25,181 +25,181 @@ let%expect_test "partitions" =
#        partitions ~n ~k print;
#        [%expect
#          {|
# -        (* CR expect_test: Collector ran multiple times with different outputs *)
# -        =========================================================================
# +        (* CR expect_test: Test ran multiple times with different test outputs *)
# +        ============================= Output 1 / 75 =============================
#          ((n 1)
#           (k 1))
#          (1)
#  
# -        =========================================================================
# +        ============================= Output 2 / 75 =============================
#          ((n 1)
#           (k 2))
#  
# -        =========================================================================
# +        ============================= Output 3 / 75 =============================
#          ((n 1)
#           (k 3))
#  
# -        =========================================================================
# +        ============================= Output 4 / 75 =============================
#          ((n 2)
#           (k 1))
#          (2)
#  
# -        =========================================================================
# +        ============================= Output 5 / 75 =============================
#          ((n 2)
#           (k 2))
#          (1 1)
#  
# -        =========================================================================
# +        ============================= Output 6 / 75 =============================
#          ((n 2)
#           (k 3))
#  
# -        =========================================================================
# +        ============================= Output 7 / 75 =============================
#          ((n 2)
#           (k 4))
#  
# -        =========================================================================
# +        ============================= Output 8 / 75 =============================
#          ((n 3)
#           (k 1))
#          (3)
#  
# -        =========================================================================
# +        ============================= Output 9 / 75 =============================
#          ((n 3)
#           (k 2))
#          (2 1)
#  
# -        =========================================================================
# +        ============================ Output 10 / 75 =============================
#          ((n 3)
#           (k 3))
#          (1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 11 / 75 =============================
#          ((n 3)
#           (k 4))
#  
# -        =========================================================================
# +        ============================ Output 12 / 75 =============================
#          ((n 3)
#           (k 5))
#  
# -        =========================================================================
# +        ============================ Output 13 / 75 =============================
#          ((n 4)
#           (k 1))
#          (4)
#  
# -        =========================================================================
# +        ============================ Output 14 / 75 =============================
#          ((n 4)
#           (k 2))
#          (3 1)
#          (2 2)
#  
# -        =========================================================================
# +        ============================ Output 15 / 75 =============================
#          ((n 4)
#           (k 3))
#          (2 1 1)
#  
# -        =========================================================================
# +        ============================ Output 16 / 75 =============================
#          ((n 4)
#           (k 4))
#          (1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 17 / 75 =============================
#          ((n 4)
#           (k 5))
#  
# -        =========================================================================
# +        ============================ Output 18 / 75 =============================
#          ((n 4)
#           (k 6))
#  
# -        =========================================================================
# +        ============================ Output 19 / 75 =============================
#          ((n 5)
#           (k 1))
#          (5)
#  
# -        =========================================================================
# +        ============================ Output 20 / 75 =============================
#          ((n 5)
#           (k 2))
#          (4 1)
#          (3 2)
#  
# -        =========================================================================
# +        ============================ Output 21 / 75 =============================
#          ((n 5)
#           (k 3))
#          (3 1 1)
#          (2 2 1)
#  
# -        =========================================================================
# +        ============================ Output 22 / 75 =============================
#          ((n 5)
#           (k 4))
#          (2 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 23 / 75 =============================
#          ((n 5)
#           (k 5))
#          (1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 24 / 75 =============================
#          ((n 5)
#           (k 6))
#  
# -        =========================================================================
# +        ============================ Output 25 / 75 =============================
#          ((n 5)
#           (k 7))
#  
# -        =========================================================================
# +        ============================ Output 26 / 75 =============================
#          ((n 6)
#           (k 1))
#          (6)
#  
# -        =========================================================================
# +        ============================ Output 27 / 75 =============================
#          ((n 6)
#           (k 2))
#          (5 1)
#          (4 2)
#          (3 3)
#  
# -        =========================================================================
# +        ============================ Output 28 / 75 =============================
#          ((n 6)
#           (k 3))
#          (4 1 1)
#          (3 2 1)
#          (2 2 2)
#  
# -        =========================================================================
# +        ============================ Output 29 / 75 =============================
#          ((n 6)
#           (k 4))
#          (3 1 1 1)
#          (2 2 1 1)
#  
# -        =========================================================================
# +        ============================ Output 30 / 75 =============================
#          ((n 6)
#           (k 5))
#          (2 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 31 / 75 =============================
#          ((n 6)
#           (k 6))
#          (1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 32 / 75 =============================
#          ((n 6)
#           (k 7))
#  
# -        =========================================================================
# +        ============================ Output 33 / 75 =============================
#          ((n 6)
#           (k 8))
#  
# -        =========================================================================
# +        ============================ Output 34 / 75 =============================
#          ((n 7)
#           (k 1))
#          (7)
#  
# -        =========================================================================
# +        ============================ Output 35 / 75 =============================
#          ((n 7)
#           (k 2))
#          (6 1)
#          (5 2)
#          (4 3)
#  
# -        =========================================================================
# +        ============================ Output 36 / 75 =============================
#          ((n 7)
#           (k 3))
#          (5 1 1)
# @@ -207,43 +207,43 @@ let%expect_test "partitions" =
#          (3 3 1)
#          (3 2 2)
#  
# -        =========================================================================
# +        ============================ Output 37 / 75 =============================
#          ((n 7)
#           (k 4))
#          (4 1 1 1)
#          (3 2 1 1)
#          (2 2 2 1)
#  
# -        =========================================================================
# +        ============================ Output 38 / 75 =============================
#          ((n 7)
#           (k 5))
#          (3 1 1 1 1)
#          (2 2 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 39 / 75 =============================
#          ((n 7)
#           (k 6))
#          (2 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 40 / 75 =============================
#          ((n 7)
#           (k 7))
#          (1 1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 41 / 75 =============================
#          ((n 7)
#           (k 8))
#  
# -        =========================================================================
# +        ============================ Output 42 / 75 =============================
#          ((n 7)
#           (k 9))
#  
# -        =========================================================================
# +        ============================ Output 43 / 75 =============================
#          ((n 8)
#           (k 1))
#          (8)
#  
# -        =========================================================================
# +        ============================ Output 44 / 75 =============================
#          ((n 8)
#           (k 2))
#          (7 1)
# @@ -251,7 +251,7 @@ let%expect_test "partitions" =
#          (5 3)
#          (4 4)
#  
# -        =========================================================================
# +        ============================ Output 45 / 75 =============================
#          ((n 8)
#           (k 3))
#          (6 1 1)
# @@ -260,7 +260,7 @@ let%expect_test "partitions" =
#          (4 2 2)
#          (3 3 2)
#  
# -        =========================================================================
# +        ============================ Output 46 / 75 =============================
#          ((n 8)
#           (k 4))
#          (5 1 1 1)
# @@ -269,43 +269,43 @@ let%expect_test "partitions" =
#          (3 2 2 1)
#          (2 2 2 2)
#  
# -        =========================================================================
# +        ============================ Output 47 / 75 =============================
#          ((n 8)
#           (k 5))
#          (4 1 1 1 1)
#          (3 2 1 1 1)
#          (2 2 2 1 1)
#  
# -        =========================================================================
# +        ============================ Output 48 / 75 =============================
#          ((n 8)
#           (k 6))
#          (3 1 1 1 1 1)
#          (2 2 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 49 / 75 =============================
#          ((n 8)
#           (k 7))
#          (2 1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 50 / 75 =============================
#          ((n 8)
#           (k 8))
#          (1 1 1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 51 / 75 =============================
#          ((n 8)
#           (k 9))
#  
# -        =========================================================================
# +        ============================ Output 52 / 75 =============================
#          ((n 8)
#           (k 10))
#  
# -        =========================================================================
# +        ============================ Output 53 / 75 =============================
#          ((n 9)
#           (k 1))
#          (9)
#  
# -        =========================================================================
# +        ============================ Output 54 / 75 =============================
#          ((n 9)
#           (k 2))
#          (8 1)
# @@ -313,7 +313,7 @@ let%expect_test "partitions" =
#          (6 3)
#          (5 4)
#  
# -        =========================================================================
# +        ============================ Output 55 / 75 =============================
#          ((n 9)
#           (k 3))
#          (7 1 1)
# @@ -324,7 +324,7 @@ let%expect_test "partitions" =
#          (4 3 2)
#          (3 3 3)
#  
# -        =========================================================================
# +        ============================ Output 56 / 75 =============================
#          ((n 9)
#           (k 4))
#          (6 1 1 1)
# @@ -334,7 +334,7 @@ let%expect_test "partitions" =
#          (3 3 2 1)
#          (3 2 2 2)
#  
# -        =========================================================================
# +        ============================ Output 57 / 75 =============================
#          ((n 9)
#           (k 5))
#          (5 1 1 1 1)
# @@ -343,43 +343,43 @@ let%expect_test "partitions" =
#          (3 2 2 1 1)
#          (2 2 2 2 1)
#  
# -        =========================================================================
# +        ============================ Output 58 / 75 =============================
#          ((n 9)
#           (k 6))
#          (4 1 1 1 1 1)
#          (3 2 1 1 1 1)
#          (2 2 2 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 59 / 75 =============================
#          ((n 9)
#           (k 7))
#          (3 1 1 1 1 1 1)
#          (2 2 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 60 / 75 =============================
#          ((n 9)
#           (k 8))
#          (2 1 1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 61 / 75 =============================
#          ((n 9)
#           (k 9))
#          (1 1 1 1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 62 / 75 =============================
#          ((n 9)
#           (k 10))
#  
# -        =========================================================================
# +        ============================ Output 63 / 75 =============================
#          ((n 9)
#           (k 11))
#  
# -        =========================================================================
# +        ============================ Output 64 / 75 =============================
#          ((n 10)
#           (k 1))
#          (10)
#  
# -        =========================================================================
# +        ============================ Output 65 / 75 =============================
#          ((n 10)
#           (k 2))
#          (9 1)
# @@ -388,7 +388,7 @@ let%expect_test "partitions" =
#          (6 4)
#          (5 5)
#  
# -        =========================================================================
# +        ============================ Output 66 / 75 =============================
#          ((n 10)
#           (k 3))
#          (8 1 1)
# @@ -400,7 +400,7 @@ let%expect_test "partitions" =
#          (4 4 2)
#          (4 3 3)
#  
# -        =========================================================================
# +        ============================ Output 67 / 75 =============================
#          ((n 10)
#           (k 4))
#          (7 1 1 1)
# @@ -413,7 +413,7 @@ let%expect_test "partitions" =
#          (4 2 2 2)
#          (3 3 2 2)
#  
# -        =========================================================================
# +        ============================ Output 68 / 75 =============================
#          ((n 10)
#           (k 5))
#          (6 1 1 1 1)
# @@ -424,7 +424,7 @@ let%expect_test "partitions" =
#          (3 2 2 2 1)
#          (2 2 2 2 2)
#  
# -        =========================================================================
# +        ============================ Output 69 / 75 =============================
#          ((n 10)
#           (k 6))
#          (5 1 1 1 1 1)
# @@ -433,36 +433,37 @@ let%expect_test "partitions" =
#          (3 2 2 1 1 1)
#          (2 2 2 2 1 1)
#  
# -        =========================================================================
# +        ============================ Output 70 / 75 =============================
#          ((n 10)
#           (k 7))
#          (4 1 1 1 1 1 1)
#          (3 2 1 1 1 1 1)
#          (2 2 2 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 71 / 75 =============================
#          ((n 10)
#           (k 8))
#          (3 1 1 1 1 1 1 1)
#          (2 2 1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 72 / 75 =============================
#          ((n 10)
#           (k 9))
#          (2 1 1 1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 73 / 75 =============================
#          ((n 10)
#           (k 10))
#          (1 1 1 1 1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 74 / 75 =============================
#          ((n 10)
#           (k 11))
#  
# -        =========================================================================
# +        ============================ Output 75 / 75 =============================
#          ((n 10)
# -         (k 12))|}]
# +         (k 12))
# +        |}]
#      done
#    done
#  
# @@ -483,90 +484,90 @@ let%expect_test "partitions_with_zeros" =
#        partitions_with_zeros ~n ~k print;
#        [%expect
#          {|
# -        (* CR expect_test: Collector ran multiple times with different outputs *)
# -        =========================================================================
# +        (* CR expect_test: Test ran multiple times with different test outputs *)
# +        ============================= Output 1 / 33 =============================
#          ((n 1)
#           (k 1))
#          (1)
#  
# -        =========================================================================
# +        ============================= Output 2 / 33 =============================
#          ((n 1)
#           (k 2))
#          (1 0)
#  
# -        =========================================================================
# +        ============================= Output 3 / 33 =============================
#          ((n 1)
#           (k 3))
#          (1 0 0)
#  
# -        =========================================================================
# +        ============================= Output 4 / 33 =============================
#          ((n 2)
#           (k 1))
#          (2)
#  
# -        =========================================================================
# +        ============================= Output 5 / 33 =============================
#          ((n 2)
#           (k 2))
#          (2 0)
#          (1 1)
#  
# -        =========================================================================
# +        ============================= Output 6 / 33 =============================
#          ((n 2)
#           (k 3))
#          (2 0 0)
#          (1 1 0)
#  
# -        =========================================================================
# +        ============================= Output 7 / 33 =============================
#          ((n 2)
#           (k 4))
#          (2 0 0 0)
#          (1 1 0 0)
#  
# -        =========================================================================
# +        ============================= Output 8 / 33 =============================
#          ((n 3)
#           (k 1))
#          (3)
#  
# -        =========================================================================
# +        ============================= Output 9 / 33 =============================
#          ((n 3)
#           (k 2))
#          (3 0)
#          (2 1)
#  
# -        =========================================================================
# +        ============================ Output 10 / 33 =============================
#          ((n 3)
#           (k 3))
#          (3 0 0)
#          (2 1 0)
#          (1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 11 / 33 =============================
#          ((n 3)
#           (k 4))
#          (3 0 0 0)
#          (2 1 0 0)
#          (1 1 1 0)
#  
# -        =========================================================================
# +        ============================ Output 12 / 33 =============================
#          ((n 3)
#           (k 5))
#          (3 0 0 0 0)
#          (2 1 0 0 0)
#          (1 1 1 0 0)
#  
# -        =========================================================================
# +        ============================ Output 13 / 33 =============================
#          ((n 4)
#           (k 1))
#          (4)
#  
# -        =========================================================================
# +        ============================ Output 14 / 33 =============================
#          ((n 4)
#           (k 2))
#          (4 0)
#          (3 1)
#          (2 2)
#  
# -        =========================================================================
# +        ============================ Output 15 / 33 =============================
#          ((n 4)
#           (k 3))
#          (4 0 0)
# @@ -574,7 +575,7 @@ let%expect_test "partitions_with_zeros" =
#          (2 2 0)
#          (2 1 1)
#  
# -        =========================================================================
# +        ============================ Output 16 / 33 =============================
#          ((n 4)
#           (k 4))
#          (4 0 0 0)
# @@ -583,7 +584,7 @@ let%expect_test "partitions_with_zeros" =
#          (2 1 1 0)
#          (1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 17 / 33 =============================
#          ((n 4)
#           (k 5))
#          (4 0 0 0 0)
# @@ -592,7 +593,7 @@ let%expect_test "partitions_with_zeros" =
#          (2 1 1 0 0)
#          (1 1 1 1 0)
#  
# -        =========================================================================
# +        ============================ Output 18 / 33 =============================
#          ((n 4)
#           (k 6))
#          (4 0 0 0 0 0)
# @@ -601,19 +602,19 @@ let%expect_test "partitions_with_zeros" =
#          (2 1 1 0 0 0)
#          (1 1 1 1 0 0)
#  
# -        =========================================================================
# +        ============================ Output 19 / 33 =============================
#          ((n 5)
#           (k 1))
#          (5)
#  
# -        =========================================================================
# +        ============================ Output 20 / 33 =============================
#          ((n 5)
#           (k 2))
#          (5 0)
#          (4 1)
#          (3 2)
#  
# -        =========================================================================
# +        ============================ Output 21 / 33 =============================
#          ((n 5)
#           (k 3))
#          (5 0 0)
# @@ -622,7 +623,7 @@ let%expect_test "partitions_with_zeros" =
#          (3 1 1)
#          (2 2 1)
#  
# -        =========================================================================
# +        ============================ Output 22 / 33 =============================
#          ((n 5)
#           (k 4))
#          (5 0 0 0)
# @@ -632,7 +633,7 @@ let%expect_test "partitions_with_zeros" =
#          (2 2 1 0)
#          (2 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 23 / 33 =============================
#          ((n 5)
#           (k 5))
#          (5 0 0 0 0)
# @@ -643,7 +644,7 @@ let%expect_test "partitions_with_zeros" =
#          (2 1 1 1 0)
#          (1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 24 / 33 =============================
#          ((n 5)
#           (k 6))
#          (5 0 0 0 0 0)
# @@ -654,7 +655,7 @@ let%expect_test "partitions_with_zeros" =
#          (2 1 1 1 0 0)
#          (1 1 1 1 1 0)
#  
# -        =========================================================================
# +        ============================ Output 25 / 33 =============================
#          ((n 5)
#           (k 7))
#          (5 0 0 0 0 0 0)
# @@ -665,12 +666,12 @@ let%expect_test "partitions_with_zeros" =
#          (2 1 1 1 0 0 0)
#          (1 1 1 1 1 0 0)
#  
# -        =========================================================================
# +        ============================ Output 26 / 33 =============================
#          ((n 6)
#           (k 1))
#          (6)
#  
# -        =========================================================================
# +        ============================ Output 27 / 33 =============================
#          ((n 6)
#           (k 2))
#          (6 0)
# @@ -678,7 +679,7 @@ let%expect_test "partitions_with_zeros" =
#          (4 2)
#          (3 3)
#  
# -        =========================================================================
# +        ============================ Output 28 / 33 =============================
#          ((n 6)
#           (k 3))
#          (6 0 0)
# @@ -689,7 +690,7 @@ let%expect_test "partitions_with_zeros" =
#          (3 2 1)
#          (2 2 2)
#  
# -        =========================================================================
# +        ============================ Output 29 / 33 =============================
#          ((n 6)
#           (k 4))
#          (6 0 0 0)
# @@ -702,7 +703,7 @@ let%expect_test "partitions_with_zeros" =
#          (3 1 1 1)
#          (2 2 1 1)
#  
# -        =========================================================================
# +        ============================ Output 30 / 33 =============================
#          ((n 6)
#           (k 5))
#          (6 0 0 0 0)
# @@ -716,7 +717,7 @@ let%expect_test "partitions_with_zeros" =
#          (2 2 1 1 0)
#          (2 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 31 / 33 =============================
#          ((n 6)
#           (k 6))
#          (6 0 0 0 0 0)
# @@ -731,7 +732,7 @@ let%expect_test "partitions_with_zeros" =
#          (2 1 1 1 1 0)
#          (1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 32 / 33 =============================
#          ((n 6)
#           (k 7))
#          (6 0 0 0 0 0 0)
# @@ -746,7 +747,7 @@ let%expect_test "partitions_with_zeros" =
#          (2 1 1 1 1 0 0)
#          (1 1 1 1 1 1 0)
#  
# -        =========================================================================
# +        ============================ Output 33 / 33 =============================
#          ((n 6)
#           (k 8))
#          (6 0 0 0 0 0 0 0)
# @@ -759,6 +760,7 @@ let%expect_test "partitions_with_zeros" =
#          (3 1 1 1 0 0 0 0)
#          (2 2 1 1 0 0 0 0)
#          (2 1 1 1 1 0 0 0)
# -        (1 1 1 1 1 1 0 0) |}]
# +        (1 1 1 1 1 1 0 0)
# +        |}]
#      done
#    done



<><> Error report <><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
+- The following actions failed
| - build combinat 3.0
+- 
+- The following changes have been performed
| - remove  combinat                    3.0
| - install async                       v0.17.0
| - install async_kernel                v0.17.0
| - install async_log                   v0.17.0
| - install async_rpc_kernel            v0.17.0
| - install async_unix                  v0.17.0
| - install base                        v0.17.3
| - install base_bigstring              v0.17.0
| - install base_quickcheck             v0.17.1
| - install bin_prot                    v0.17.0-1
| - install capitalization              v0.17.0
| - install core                        v0.17.1
| - install core_bench                  v0.17.0
| - install core_extended               v0.17.0
| - install core_kernel                 v0.17.0
| - install core_unix                   v0.17.1
| - install csexp                       1.5.2
| - install cstruct                     6.2.0
| - install delimited_parsing           v0.17.0
| - install dune-configurator           3.22.0
| - install expect_test_helpers_core    v0.17.0
| - install fieldslib                   v0.17.0
| - install fmt                         0.11.0
| - install gel                         v0.17.0
| - install int_repr                    v0.17.0
| - install jane-street-headers         v0.17.0
| - install jst-config                  v0.17.0
| - install num                         1.6
| - install ocaml-compiler-libs         v0.17.0
| - install ocaml_intrinsics_kernel     v0.17.1
| - install ocamlbuild                  0.16.1
| - install ocamlfind                   1.9.8
| - install parsexp                     v0.17.0
| - install ppx_assert                  v0.17.0
| - install ppx_base                    v0.17.0
| - install ppx_bench                   v0.17.1
| - install ppx_bin_prot                v0.17.1
| - install ppx_cold                    v0.17.0
| - install ppx_compare                 v0.17.0
| - install ppx_custom_printf           v0.17.0
| - install ppx_derivers                1.2.1
| - install ppx_diff                    v0.17.1
| - install ppx_disable_unused_warnings v0.17.0
| - install ppx_enumerate               v0.17.0
| - install ppx_expect                  v0.17.3
| - install ppx_fields_conv             v0.17.0
| - install ppx_fixed_literal           v0.17.0
| - install ppx_globalize               v0.17.2
| - install ppx_hash                    v0.17.0
| - install ppx_here                    v0.17.0
| - install ppx_ignore_instrumentation  v0.17.0
| - install ppx_inline_test             v0.17.1
| - install ppx_jane                    v0.17.0
| - install ppx_let                     v0.17.1
| - install ppx_log                     v0.17.0
| - install ppx_module_timer            v0.17.0
| - install ppx_optcomp                 v0.17.1
| - install ppx_optional                v0.17.0
| - install ppx_pipebang                v0.17.0
| - install ppx_sexp_conv               v0.17.1
| - install ppx_sexp_message            v0.17.0
| - install ppx_sexp_value              v0.17.0
| - install ppx_stable                  v0.17.1
| - install ppx_stable_witness          v0.17.0
| - install ppx_string                  v0.17.0
| - install ppx_string_conv             v0.17.0
| - install ppx_tydi                    v0.17.1
| - install ppx_typerep_conv            v0.17.1
| - install ppx_variants_conv           v0.17.1
| - install ppxlib                      0.37.0
| - install ppxlib_jane                 v0.17.4
| - install protocol_version_header     v0.17.0
| - install re                          1.14.0
| - install record_builder              v0.17.0
| - install sexp_pretty                 v0.17.0
| - install sexplib                     v0.17.0
| - install sexplib0                    v0.17.0
| - install spawn                       v0.17.0
| - install splittable_random           v0.17.0
| - install stdio                       v0.17.0
| - install stdlib-shims                0.3.0
| - install textutils                   v0.17.0
| - install time_now                    v0.17.0
| - install timezone                    v0.17.0
| - install topkg                       1.1.1
| - install typerep                     v0.17.1
| - install uopt                        v0.17.0
| - install uutf                        1.0.4
| - install variantslib                 v0.17.0
+- 
# To update the current shell environment, run: eval $(opam env)

The former state can be restored with:
    /usr/bin/opam switch import "/home/opam/.opam/5.4/.opam-switch/backup/state-20260325145047.export"
Or you can retry to install your package selection with:
    /usr/bin/opam install --restore
2026-03-25 14:52.42 ---> saved as "e68c2d460012c57be2ac8ac7442d1267b7925d4b866aaa711e2ad64ceb82cff3"

/home/opam: (run (shell  "opam reinstall --with-test --verbose combinat.3.0;\
                        \n        res=$?;\
                        \n        test \"$res\" != 31 && exit \"$res\";\
                        \n        export OPAMCLI=2.0;\
                        \n        build_dir=$(opam var prefix)/.opam-switch/build;\
                        \n        failed=$(ls \"$build_dir\");\
                        \n        partial_fails=\"\";\
                        \n        for pkg in $failed; do\
                        \n          if opam show -f x-ci-accept-failures: \"$pkg\" | grep -qF \"\\\"debian-13\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'combinat.3.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
combinat.3.0 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 1 package
  - install combinat 3.0

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
Processing  1/3: [combinat.3.0: extract]
-> retrieved combinat.3.0  (cached)
Processing  2/3: [combinat: dune build]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "combinat" "-j" "255" "@install" "@runtest" (CWD=/home/opam/.opam/5.4/.opam-switch/build/combinat.3.0)
- File "test/composition_test.ml", line 1, characters 0-0:
- /usr/bin/git --no-pager diff --no-index --color=always -u _build/default/test/composition_test.ml _build/default/test/composition_test.ml.corrected
- diff --git a/_build/default/test/composition_test.ml b/_build/default/test/composition_test.ml.corrected
- index ff3df36..a6b7785 100644
- --- a/_build/default/test/composition_test.ml
- +++ b/_build/default/test/composition_test.ml.corrected
- @@ -118,46 +118,47 @@ let%expect_test "compositions-2" =
-      compositions ~k:2 ~n print;
-      [%expect
-        {|
- -         (* CR expect_test: Collector ran multiple times with different outputs *)
- -         =========================================================================
- -         (1 1)
- -
- -         =========================================================================
- -         (1 2)
- -         (2 1)
- -
- -         =========================================================================
- -         (1 3)
- -         (2 2)
- -         (3 1)
- -
- -         =========================================================================
- -         (1 4)
- -         (2 3)
- -         (3 2)
- -         (4 1)
- -
- -         =========================================================================
- -         (1 5)
- -         (2 4)
- -         (3 3)
- -         (4 2)
- -         (5 1)
- -
- -         =========================================================================
- -         (1 6)
- -         (2 5)
- -         (3 4)
- -         (4 3)
- -         (5 2)
- -         (6 1)
- -
- -         =========================================================================
- -         (1 7)
- -         (2 6)
- -         (3 5)
- -         (4 4)
- -         (5 3)
- -         (6 2)
- -         (7 1) |}]
- +      (* CR expect_test: Test ran multiple times with different test outputs *)
- +      ============================= Output 1 / 7 ==============================
- +      (1 1)
- +
- +      ============================= Output 2 / 7 ==============================
- +      (1 2)
- +      (2 1)
- +
- +      ============================= Output 3 / 7 ==============================
- +      (1 3)
- +      (2 2)
- +      (3 1)
- +
- +      ============================= Output 4 / 7 ==============================
- +      (1 4)
- +      (2 3)
- +      (3 2)
- +      (4 1)
- +
- +      ============================= Output 5 / 7 ==============================
- +      (1 5)
- +      (2 4)
- +      (3 3)
- +      (4 2)
- +      (5 1)
- +
- +      ============================= Output 6 / 7 ==============================
- +      (1 6)
- +      (2 5)
- +      (3 4)
- +      (4 3)
- +      (5 2)
- +      (6 1)
- +
- +      ============================= Output 7 / 7 ==============================
- +      (1 7)
- +      (2 6)
- +      (3 5)
- +      (4 4)
- +      (5 3)
- +      (6 2)
- +      (7 1)
- +      |}]
-    done
- File "test/partition_test.ml", line 1, characters 0-0:
- /usr/bin/git --no-pager diff --no-index --color=always -u _build/default/test/partition_test.ml _build/default/test/partition_test.ml.corrected
- diff --git a/_build/default/test/partition_test.ml b/_build/default/test/partition_test.ml.corrected
- index 5c80316..3225641 100644
- --- a/_build/default/test/partition_test.ml
- +++ b/_build/default/test/partition_test.ml.corrected
- @@ -25,181 +25,181 @@ let%expect_test "partitions" =
-        partitions ~n ~k print;
-        [%expect
-          {|
- -        (* CR expect_test: Collector ran multiple times with different outputs *)
- -        =========================================================================
- +        (* CR expect_test: Test ran multiple times with different test outputs *)
- +        ============================= Output 1 / 75 =============================
-          ((n 1)
-           (k 1))
-          (1)
-  
- -        =========================================================================
- +        ============================= Output 2 / 75 =============================
-          ((n 1)
-           (k 2))
-  
- -        =========================================================================
- +        ============================= Output 3 / 75 =============================
-          ((n 1)
-           (k 3))
-  
- -        =========================================================================
- +        ============================= Output 4 / 75 =============================
-          ((n 2)
-           (k 1))
-          (2)
-  
- -        =========================================================================
- +        ============================= Output 5 / 75 =============================
-          ((n 2)
-           (k 2))
-          (1 1)
-  
- -        =========================================================================
- +        ============================= Output 6 / 75 =============================
-          ((n 2)
-           (k 3))
-  
- -        =========================================================================
- +        ============================= Output 7 / 75 =============================
-          ((n 2)
-           (k 4))
-  
- -        =========================================================================
- +        ============================= Output 8 / 75 =============================
-          ((n 3)
-           (k 1))
-          (3)
-  
- -        =========================================================================
- +        ============================= Output 9 / 75 =============================
-          ((n 3)
-           (k 2))
-          (2 1)
-  
- -        =========================================================================
- +        ============================ Output 10 / 75 =============================
-          ((n 3)
-           (k 3))
-          (1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 11 / 75 =============================
-          ((n 3)
-           (k 4))
-  
- -        =========================================================================
- +        ============================ Output 12 / 75 =============================
-          ((n 3)
-           (k 5))
-  
- -        =========================================================================
- +        ============================ Output 13 / 75 =============================
-          ((n 4)
-           (k 1))
-          (4)
-  
- -        =========================================================================
- +        ============================ Output 14 / 75 =============================
-          ((n 4)
-           (k 2))
-          (3 1)
-          (2 2)
-  
- -        =========================================================================
- +        ============================ Output 15 / 75 =============================
-          ((n 4)
-           (k 3))
-          (2 1 1)
-  
- -        =========================================================================
- +        ============================ Output 16 / 75 =============================
-          ((n 4)
-           (k 4))
-          (1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 17 / 75 =============================
-          ((n 4)
-           (k 5))
-  
- -        =========================================================================
- +        ============================ Output 18 / 75 =============================
-          ((n 4)
-           (k 6))
-  
- -        =========================================================================
- +        ============================ Output 19 / 75 =============================
-          ((n 5)
-           (k 1))
-          (5)
-  
- -        =========================================================================
- +        ============================ Output 20 / 75 =============================
-          ((n 5)
-           (k 2))
-          (4 1)
-          (3 2)
-  
- -        =========================================================================
- +        ============================ Output 21 / 75 =============================
-          ((n 5)
-           (k 3))
-          (3 1 1)
-          (2 2 1)
-  
- -        =========================================================================
- +        ============================ Output 22 / 75 =============================
-          ((n 5)
-           (k 4))
-          (2 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 23 / 75 =============================
-          ((n 5)
-           (k 5))
-          (1 1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 24 / 75 =============================
-          ((n 5)
-           (k 6))
-  
- -        =========================================================================
- +        ============================ Output 25 / 75 =============================
-          ((n 5)
-           (k 7))
-  
- -        =========================================================================
- +        ============================ Output 26 / 75 =============================
-          ((n 6)
-           (k 1))
-          (6)
-  
- -        =========================================================================
- +        ============================ Output 27 / 75 =============================
-          ((n 6)
-           (k 2))
-          (5 1)
-          (4 2)
-          (3 3)
-  
- -        =========================================================================
- +        ============================ Output 28 / 75 =============================
-          ((n 6)
-           (k 3))
-          (4 1 1)
-          (3 2 1)
-          (2 2 2)
-  
- -        =========================================================================
- +        ============================ Output 29 / 75 =============================
-          ((n 6)
-           (k 4))
-          (3 1 1 1)
-          (2 2 1 1)
-  
- -        =========================================================================
- +        ============================ Output 30 / 75 =============================
-          ((n 6)
-           (k 5))
-          (2 1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 31 / 75 =============================
-          ((n 6)
-           (k 6))
-          (1 1 1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 32 / 75 =============================
-          ((n 6)
-           (k 7))
-  
- -        =========================================================================
- +        ============================ Output 33 / 75 =============================
-          ((n 6)
-           (k 8))
-  
- -        =========================================================================
- +        ============================ Output 34 / 75 =============================
-          ((n 7)
-           (k 1))
-          (7)
-  
- -        =========================================================================
- +        ============================ Output 35 / 75 =============================
-          ((n 7)
-           (k 2))
-          (6 1)
-          (5 2)
-          (4 3)
-  
- -        =========================================================================
- +        ============================ Output 36 / 75 =============================
-          ((n 7)
-           (k 3))
-          (5 1 1)
- @@ -207,43 +207,43 @@ let%expect_test "partitions" =
-          (3 3 1)
-          (3 2 2)
-  
- -        =========================================================================
- +        ============================ Output 37 / 75 =============================
-          ((n 7)
-           (k 4))
-          (4 1 1 1)
-          (3 2 1 1)
-          (2 2 2 1)
-  
- -        =========================================================================
- +        ============================ Output 38 / 75 =============================
-          ((n 7)
-           (k 5))
-          (3 1 1 1 1)
-          (2 2 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 39 / 75 =============================
-          ((n 7)
-           (k 6))
-          (2 1 1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 40 / 75 =============================
-          ((n 7)
-           (k 7))
-          (1 1 1 1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 41 / 75 =============================
-          ((n 7)
-           (k 8))
-  
- -        =========================================================================
- +        ============================ Output 42 / 75 =============================
-          ((n 7)
-           (k 9))
-  
- -        =========================================================================
- +        ============================ Output 43 / 75 =============================
-          ((n 8)
-           (k 1))
-          (8)
-  
- -        =========================================================================
- +        ============================ Output 44 / 75 =============================
-          ((n 8)
-           (k 2))
-          (7 1)
- @@ -251,7 +251,7 @@ let%expect_test "partitions" =
-          (5 3)
-          (4 4)
-  
- -        =========================================================================
- +        ============================ Output 45 / 75 =============================
-          ((n 8)
-           (k 3))
-          (6 1 1)
- @@ -260,7 +260,7 @@ let%expect_test "partitions" =
-          (4 2 2)
-          (3 3 2)
-  
- -        =========================================================================
- +        ============================ Output 46 / 75 =============================
-          ((n 8)
-           (k 4))
-          (5 1 1 1)
- @@ -269,43 +269,43 @@ let%expect_test "partitions" =
-          (3 2 2 1)
-          (2 2 2 2)
-  
- -        =========================================================================
- +        ============================ Output 47 / 75 =============================
-          ((n 8)
-           (k 5))
-          (4 1 1 1 1)
-          (3 2 1 1 1)
-          (2 2 2 1 1)
-  
- -        =========================================================================
- +        ============================ Output 48 / 75 =============================
-          ((n 8)
-           (k 6))
-          (3 1 1 1 1 1)
-          (2 2 1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 49 / 75 =============================
-          ((n 8)
-           (k 7))
-          (2 1 1 1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 50 / 75 =============================
-          ((n 8)
-           (k 8))
-          (1 1 1 1 1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 51 / 75 =============================
-          ((n 8)
-           (k 9))
-  
- -        =========================================================================
- +        ============================ Output 52 / 75 =============================
-          ((n 8)
-           (k 10))
-  
- -        =========================================================================
- +        ============================ Output 53 / 75 =============================
-          ((n 9)
-           (k 1))
-          (9)
-  
- -        =========================================================================
- +        ============================ Output 54 / 75 =============================
-          ((n 9)
-           (k 2))
-          (8 1)
- @@ -313,7 +313,7 @@ let%expect_test "partitions" =
-          (6 3)
-          (5 4)
-  
- -        =========================================================================
- +        ============================ Output 55 / 75 =============================
-          ((n 9)
-           (k 3))
-          (7 1 1)
- @@ -324,7 +324,7 @@ let%expect_test "partitions" =
-          (4 3 2)
-          (3 3 3)
-  
- -        =========================================================================
- +        ============================ Output 56 / 75 =============================
-          ((n 9)
-           (k 4))
-          (6 1 1 1)
- @@ -334,7 +334,7 @@ let%expect_test "partitions" =
-          (3 3 2 1)
-          (3 2 2 2)
-  
- -        =========================================================================
- +        ============================ Output 57 / 75 =============================
-          ((n 9)
-           (k 5))
-          (5 1 1 1 1)
- @@ -343,43 +343,43 @@ let%expect_test "partitions" =
-          (3 2 2 1 1)
-          (2 2 2 2 1)
-  
- -        =========================================================================
- +        ============================ Output 58 / 75 =============================
-          ((n 9)
-           (k 6))
-          (4 1 1 1 1 1)
-          (3 2 1 1 1 1)
-          (2 2 2 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 59 / 75 =============================
-          ((n 9)
-           (k 7))
-          (3 1 1 1 1 1 1)
-          (2 2 1 1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 60 / 75 =============================
-          ((n 9)
-           (k 8))
-          (2 1 1 1 1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 61 / 75 =============================
-          ((n 9)
-           (k 9))
-          (1 1 1 1 1 1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 62 / 75 =============================
-          ((n 9)
-           (k 10))
-  
- -        =========================================================================
- +        ============================ Output 63 / 75 =============================
-          ((n 9)
-           (k 11))
-  
- -        =========================================================================
- +        ============================ Output 64 / 75 =============================
-          ((n 10)
-           (k 1))
-          (10)
-  
- -        =========================================================================
- +        ============================ Output 65 / 75 =============================
-          ((n 10)
-           (k 2))
-          (9 1)
- @@ -388,7 +388,7 @@ let%expect_test "partitions" =
-          (6 4)
-          (5 5)
-  
- -        =========================================================================
- +        ============================ Output 66 / 75 =============================
-          ((n 10)
-           (k 3))
-          (8 1 1)
- @@ -400,7 +400,7 @@ let%expect_test "partitions" =
-          (4 4 2)
-          (4 3 3)
-  
- -        =========================================================================
- +        ============================ Output 67 / 75 =============================
-          ((n 10)
-           (k 4))
-          (7 1 1 1)
- @@ -413,7 +413,7 @@ let%expect_test "partitions" =
-          (4 2 2 2)
-          (3 3 2 2)
-  
- -        =========================================================================
- +        ============================ Output 68 / 75 =============================
-          ((n 10)
-           (k 5))
-          (6 1 1 1 1)
- @@ -424,7 +424,7 @@ let%expect_test "partitions" =
-          (3 2 2 2 1)
-          (2 2 2 2 2)
-  
- -        =========================================================================
- +        ============================ Output 69 / 75 =============================
-          ((n 10)
-           (k 6))
-          (5 1 1 1 1 1)
- @@ -433,36 +433,37 @@ let%expect_test "partitions" =
-          (3 2 2 1 1 1)
-          (2 2 2 2 1 1)
-  
- -        =========================================================================
- +        ============================ Output 70 / 75 =============================
-          ((n 10)
-           (k 7))
-          (4 1 1 1 1 1 1)
-          (3 2 1 1 1 1 1)
-          (2 2 2 1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 71 / 75 =============================
-          ((n 10)
-           (k 8))
-          (3 1 1 1 1 1 1 1)
-          (2 2 1 1 1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 72 / 75 =============================
-          ((n 10)
-           (k 9))
-          (2 1 1 1 1 1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 73 / 75 =============================
-          ((n 10)
-           (k 10))
-          (1 1 1 1 1 1 1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 74 / 75 =============================
-          ((n 10)
-           (k 11))
-  
- -        =========================================================================
- +        ============================ Output 75 / 75 =============================
-          ((n 10)
- -         (k 12))|}]
- +         (k 12))
- +        |}]
-      done
-    done
-  
- @@ -483,90 +484,90 @@ let%expect_test "partitions_with_zeros" =
-        partitions_with_zeros ~n ~k print;
-        [%expect
-          {|
- -        (* CR expect_test: Collector ran multiple times with different outputs *)
- -        =========================================================================
- +        (* CR expect_test: Test ran multiple times with different test outputs *)
- +        ============================= Output 1 / 33 =============================
-          ((n 1)
-           (k 1))
-          (1)
-  
- -        =========================================================================
- +        ============================= Output 2 / 33 =============================
-          ((n 1)
-           (k 2))
-          (1 0)
-  
- -        =========================================================================
- +        ============================= Output 3 / 33 =============================
-          ((n 1)
-           (k 3))
-          (1 0 0)
-  
- -        =========================================================================
- +        ============================= Output 4 / 33 =============================
-          ((n 2)
-           (k 1))
-          (2)
-  
- -        =========================================================================
- +        ============================= Output 5 / 33 =============================
-          ((n 2)
-           (k 2))
-          (2 0)
-          (1 1)
-  
- -        =========================================================================
- +        ============================= Output 6 / 33 =============================
-          ((n 2)
-           (k 3))
-          (2 0 0)
-          (1 1 0)
-  
- -        =========================================================================
- +        ============================= Output 7 / 33 =============================
-          ((n 2)
-           (k 4))
-          (2 0 0 0)
-          (1 1 0 0)
-  
- -        =========================================================================
- +        ============================= Output 8 / 33 =============================
-          ((n 3)
-           (k 1))
-          (3)
-  
- -        =========================================================================
- +        ============================= Output 9 / 33 =============================
-          ((n 3)
-           (k 2))
-          (3 0)
-          (2 1)
-  
- -        =========================================================================
- +        ============================ Output 10 / 33 =============================
-          ((n 3)
-           (k 3))
-          (3 0 0)
-          (2 1 0)
-          (1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 11 / 33 =============================
-          ((n 3)
-           (k 4))
-          (3 0 0 0)
-          (2 1 0 0)
-          (1 1 1 0)
-  
- -        =========================================================================
- +        ============================ Output 12 / 33 =============================
-          ((n 3)
-           (k 5))
-          (3 0 0 0 0)
-          (2 1 0 0 0)
-          (1 1 1 0 0)
-  
- -        =========================================================================
- +        ============================ Output 13 / 33 =============================
-          ((n 4)
-           (k 1))
-          (4)
-  
- -        =========================================================================
- +        ============================ Output 14 / 33 =============================
-          ((n 4)
-           (k 2))
-          (4 0)
-          (3 1)
-          (2 2)
-  
- -        =========================================================================
- +        ============================ Output 15 / 33 =============================
-          ((n 4)
-           (k 3))
-          (4 0 0)
- @@ -574,7 +575,7 @@ let%expect_test "partitions_with_zeros" =
-          (2 2 0)
-          (2 1 1)
-  
- -        =========================================================================
- +        ============================ Output 16 / 33 =============================
-          ((n 4)
-           (k 4))
-          (4 0 0 0)
- @@ -583,7 +584,7 @@ let%expect_test "partitions_with_zeros" =
-          (2 1 1 0)
-          (1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 17 / 33 =============================
-          ((n 4)
-           (k 5))
-          (4 0 0 0 0)
- @@ -592,7 +593,7 @@ let%expect_test "partitions_with_zeros" =
-          (2 1 1 0 0)
-          (1 1 1 1 0)
-  
- -        =========================================================================
- +        ============================ Output 18 / 33 =============================
-          ((n 4)
-           (k 6))
-          (4 0 0 0 0 0)
- @@ -601,19 +602,19 @@ let%expect_test "partitions_with_zeros" =
-          (2 1 1 0 0 0)
-          (1 1 1 1 0 0)
-  
- -        =========================================================================
- +        ============================ Output 19 / 33 =============================
-          ((n 5)
-           (k 1))
-          (5)
-  
- -        =========================================================================
- +        ============================ Output 20 / 33 =============================
-          ((n 5)
-           (k 2))
-          (5 0)
-          (4 1)
-          (3 2)
-  
- -        =========================================================================
- +        ============================ Output 21 / 33 =============================
-          ((n 5)
-           (k 3))
-          (5 0 0)
- @@ -622,7 +623,7 @@ let%expect_test "partitions_with_zeros" =
-          (3 1 1)
-          (2 2 1)
-  
- -        =========================================================================
- +        ============================ Output 22 / 33 =============================
-          ((n 5)
-           (k 4))
-          (5 0 0 0)
- @@ -632,7 +633,7 @@ let%expect_test "partitions_with_zeros" =
-          (2 2 1 0)
-          (2 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 23 / 33 =============================
-          ((n 5)
-           (k 5))
-          (5 0 0 0 0)
- @@ -643,7 +644,7 @@ let%expect_test "partitions_with_zeros" =
-          (2 1 1 1 0)
-          (1 1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 24 / 33 =============================
-          ((n 5)
-           (k 6))
-          (5 0 0 0 0 0)
- @@ -654,7 +655,7 @@ let%expect_test "partitions_with_zeros" =
-          (2 1 1 1 0 0)
-          (1 1 1 1 1 0)
-  
- -        =========================================================================
- +        ============================ Output 25 / 33 =============================
-          ((n 5)
-           (k 7))
-          (5 0 0 0 0 0 0)
- @@ -665,12 +666,12 @@ let%expect_test "partitions_with_zeros" =
-          (2 1 1 1 0 0 0)
-          (1 1 1 1 1 0 0)
-  
- -        =========================================================================
- +        ============================ Output 26 / 33 =============================
-          ((n 6)
-           (k 1))
-          (6)
-  
- -        =========================================================================
- +        ============================ Output 27 / 33 =============================
-          ((n 6)
-           (k 2))
-          (6 0)
- @@ -678,7 +679,7 @@ let%expect_test "partitions_with_zeros" =
-          (4 2)
-          (3 3)
-  
- -        =========================================================================
- +        ============================ Output 28 / 33 =============================
-          ((n 6)
-           (k 3))
-          (6 0 0)
- @@ -689,7 +690,7 @@ let%expect_test "partitions_with_zeros" =
-          (3 2 1)
-          (2 2 2)
-  
- -        =========================================================================
- +        ============================ Output 29 / 33 =============================
-          ((n 6)
-           (k 4))
-          (6 0 0 0)
- @@ -702,7 +703,7 @@ let%expect_test "partitions_with_zeros" =
-          (3 1 1 1)
-          (2 2 1 1)
-  
- -        =========================================================================
- +        ============================ Output 30 / 33 =============================
-          ((n 6)
-           (k 5))
-          (6 0 0 0 0)
- @@ -716,7 +717,7 @@ let%expect_test "partitions_with_zeros" =
-          (2 2 1 1 0)
-          (2 1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 31 / 33 =============================
-          ((n 6)
-           (k 6))
-          (6 0 0 0 0 0)
- @@ -731,7 +732,7 @@ let%expect_test "partitions_with_zeros" =
-          (2 1 1 1 1 0)
-          (1 1 1 1 1 1)
-  
- -        =========================================================================
- +        ============================ Output 32 / 33 =============================
-          ((n 6)
-           (k 7))
-          (6 0 0 0 0 0 0)
- @@ -746,7 +747,7 @@ let%expect_test "partitions_with_zeros" =
-          (2 1 1 1 1 0 0)
-          (1 1 1 1 1 1 0)
-  
- -        =========================================================================
- +        ============================ Output 33 / 33 =============================
-          ((n 6)
-           (k 8))
-          (6 0 0 0 0 0 0 0)
- @@ -759,6 +760,7 @@ let%expect_test "partitions_with_zeros" =
-          (3 1 1 1 0 0 0 0)
-          (2 2 1 1 0 0 0 0)
-          (2 1 1 1 1 0 0 0)
- -        (1 1 1 1 1 1 0 0) |}]
- +        (1 1 1 1 1 1 0 0)
- +        |}]
-      done
-    done
[ERROR] The compilation of combinat.3.0 failed at "dune build -p combinat -j 255 @install @runtest".

#=== ERROR while compiling combinat.3.0 =======================================#
# context              2.5.0 | linux/x86_64 | ocaml-variants.5.4.0~beta2+options | file:///home/opam/opam-repository
# path                 ~/.opam/5.4/.opam-switch/build/combinat.3.0
# command              ~/.opam/opam-init/hooks/sandbox.sh build dune build -p combinat -j 255 @install @runtest
# exit-code            1
# env-file             ~/.opam/log/combinat-7-fc52fb.env
# output-file          ~/.opam/log/combinat-7-fc52fb.out
### output ###
# File "test/composition_test.ml", line 1, characters 0-0:
# /usr/bin/git --no-pager diff --no-index --color=always -u _build/default/test/composition_test.ml _build/default/test/composition_test.ml.corrected
# diff --git a/_build/default/test/composition_test.ml b/_build/default/test/composition_test.ml.corrected
# index ff3df36..a6b7785 100644
# --- a/_build/default/test/composition_test.ml
# +++ b/_build/default/test/composition_test.ml.corrected
# @@ -118,46 +118,47 @@ let%expect_test "compositions-2" =
#      compositions ~k:2 ~n print;
#      [%expect
#        {|
# -         (* CR expect_test: Collector ran multiple times with different outputs *)
# -         =========================================================================
# -         (1 1)
# -
# -         =========================================================================
# -         (1 2)
# -         (2 1)
# -
# -         =========================================================================
# -         (1 3)
# -         (2 2)
# -         (3 1)
# -
# -         =========================================================================
# -         (1 4)
# -         (2 3)
# -         (3 2)
# -         (4 1)
# -
# -         =========================================================================
# -         (1 5)
# -         (2 4)
# -         (3 3)
# -         (4 2)
# -         (5 1)
# -
# -         =========================================================================
# -         (1 6)
# -         (2 5)
# -         (3 4)
# -         (4 3)
# -         (5 2)
# -         (6 1)
# -
# -         =========================================================================
# -         (1 7)
# -         (2 6)
# -         (3 5)
# -         (4 4)
# -         (5 3)
# -         (6 2)
# -         (7 1) |}]
# +      (* CR expect_test: Test ran multiple times with different test outputs *)
# +      ============================= Output 1 / 7 ==============================
# +      (1 1)
# +
# +      ============================= Output 2 / 7 ==============================
# +      (1 2)
# +      (2 1)
# +
# +      ============================= Output 3 / 7 ==============================
# +      (1 3)
# +      (2 2)
# +      (3 1)
# +
# +      ============================= Output 4 / 7 ==============================
# +      (1 4)
# +      (2 3)
# +      (3 2)
# +      (4 1)
# +
# +      ============================= Output 5 / 7 ==============================
# +      (1 5)
# +      (2 4)
# +      (3 3)
# +      (4 2)
# +      (5 1)
# +
# +      ============================= Output 6 / 7 ==============================
# +      (1 6)
# +      (2 5)
# +      (3 4)
# +      (4 3)
# +      (5 2)
# +      (6 1)
# +
# +      ============================= Output 7 / 7 ==============================
# +      (1 7)
# +      (2 6)
# +      (3 5)
# +      (4 4)
# +      (5 3)
# +      (6 2)
# +      (7 1)
# +      |}]
#    done
# File "test/partition_test.ml", line 1, characters 0-0:
# /usr/bin/git --no-pager diff --no-index --color=always -u _build/default/test/partition_test.ml _build/default/test/partition_test.ml.corrected
# diff --git a/_build/default/test/partition_test.ml b/_build/default/test/partition_test.ml.corrected
# index 5c80316..3225641 100644
# --- a/_build/default/test/partition_test.ml
# +++ b/_build/default/test/partition_test.ml.corrected
# @@ -25,181 +25,181 @@ let%expect_test "partitions" =
#        partitions ~n ~k print;
#        [%expect
#          {|
# -        (* CR expect_test: Collector ran multiple times with different outputs *)
# -        =========================================================================
# +        (* CR expect_test: Test ran multiple times with different test outputs *)
# +        ============================= Output 1 / 75 =============================
#          ((n 1)
#           (k 1))
#          (1)
#  
# -        =========================================================================
# +        ============================= Output 2 / 75 =============================
#          ((n 1)
#           (k 2))
#  
# -        =========================================================================
# +        ============================= Output 3 / 75 =============================
#          ((n 1)
#           (k 3))
#  
# -        =========================================================================
# +        ============================= Output 4 / 75 =============================
#          ((n 2)
#           (k 1))
#          (2)
#  
# -        =========================================================================
# +        ============================= Output 5 / 75 =============================
#          ((n 2)
#           (k 2))
#          (1 1)
#  
# -        =========================================================================
# +        ============================= Output 6 / 75 =============================
#          ((n 2)
#           (k 3))
#  
# -        =========================================================================
# +        ============================= Output 7 / 75 =============================
#          ((n 2)
#           (k 4))
#  
# -        =========================================================================
# +        ============================= Output 8 / 75 =============================
#          ((n 3)
#           (k 1))
#          (3)
#  
# -        =========================================================================
# +        ============================= Output 9 / 75 =============================
#          ((n 3)
#           (k 2))
#          (2 1)
#  
# -        =========================================================================
# +        ============================ Output 10 / 75 =============================
#          ((n 3)
#           (k 3))
#          (1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 11 / 75 =============================
#          ((n 3)
#           (k 4))
#  
# -        =========================================================================
# +        ============================ Output 12 / 75 =============================
#          ((n 3)
#           (k 5))
#  
# -        =========================================================================
# +        ============================ Output 13 / 75 =============================
#          ((n 4)
#           (k 1))
#          (4)
#  
# -        =========================================================================
# +        ============================ Output 14 / 75 =============================
#          ((n 4)
#           (k 2))
#          (3 1)
#          (2 2)
#  
# -        =========================================================================
# +        ============================ Output 15 / 75 =============================
#          ((n 4)
#           (k 3))
#          (2 1 1)
#  
# -        =========================================================================
# +        ============================ Output 16 / 75 =============================
#          ((n 4)
#           (k 4))
#          (1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 17 / 75 =============================
#          ((n 4)
#           (k 5))
#  
# -        =========================================================================
# +        ============================ Output 18 / 75 =============================
#          ((n 4)
#           (k 6))
#  
# -        =========================================================================
# +        ============================ Output 19 / 75 =============================
#          ((n 5)
#           (k 1))
#          (5)
#  
# -        =========================================================================
# +        ============================ Output 20 / 75 =============================
#          ((n 5)
#           (k 2))
#          (4 1)
#          (3 2)
#  
# -        =========================================================================
# +        ============================ Output 21 / 75 =============================
#          ((n 5)
#           (k 3))
#          (3 1 1)
#          (2 2 1)
#  
# -        =========================================================================
# +        ============================ Output 22 / 75 =============================
#          ((n 5)
#           (k 4))
#          (2 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 23 / 75 =============================
#          ((n 5)
#           (k 5))
#          (1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 24 / 75 =============================
#          ((n 5)
#           (k 6))
#  
# -        =========================================================================
# +        ============================ Output 25 / 75 =============================
#          ((n 5)
#           (k 7))
#  
# -        =========================================================================
# +        ============================ Output 26 / 75 =============================
#          ((n 6)
#           (k 1))
#          (6)
#  
# -        =========================================================================
# +        ============================ Output 27 / 75 =============================
#          ((n 6)
#           (k 2))
#          (5 1)
#          (4 2)
#          (3 3)
#  
# -        =========================================================================
# +        ============================ Output 28 / 75 =============================
#          ((n 6)
#           (k 3))
#          (4 1 1)
#          (3 2 1)
#          (2 2 2)
#  
# -        =========================================================================
# +        ============================ Output 29 / 75 =============================
#          ((n 6)
#           (k 4))
#          (3 1 1 1)
#          (2 2 1 1)
#  
# -        =========================================================================
# +        ============================ Output 30 / 75 =============================
#          ((n 6)
#           (k 5))
#          (2 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 31 / 75 =============================
#          ((n 6)
#           (k 6))
#          (1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 32 / 75 =============================
#          ((n 6)
#           (k 7))
#  
# -        =========================================================================
# +        ============================ Output 33 / 75 =============================
#          ((n 6)
#           (k 8))
#  
# -        =========================================================================
# +        ============================ Output 34 / 75 =============================
#          ((n 7)
#           (k 1))
#          (7)
#  
# -        =========================================================================
# +        ============================ Output 35 / 75 =============================
#          ((n 7)
#           (k 2))
#          (6 1)
#          (5 2)
#          (4 3)
#  
# -        =========================================================================
# +        ============================ Output 36 / 75 =============================
#          ((n 7)
#           (k 3))
#          (5 1 1)
# @@ -207,43 +207,43 @@ let%expect_test "partitions" =
#          (3 3 1)
#          (3 2 2)
#  
# -        =========================================================================
# +        ============================ Output 37 / 75 =============================
#          ((n 7)
#           (k 4))
#          (4 1 1 1)
#          (3 2 1 1)
#          (2 2 2 1)
#  
# -        =========================================================================
# +        ============================ Output 38 / 75 =============================
#          ((n 7)
#           (k 5))
#          (3 1 1 1 1)
#          (2 2 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 39 / 75 =============================
#          ((n 7)
#           (k 6))
#          (2 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 40 / 75 =============================
#          ((n 7)
#           (k 7))
#          (1 1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 41 / 75 =============================
#          ((n 7)
#           (k 8))
#  
# -        =========================================================================
# +        ============================ Output 42 / 75 =============================
#          ((n 7)
#           (k 9))
#  
# -        =========================================================================
# +        ============================ Output 43 / 75 =============================
#          ((n 8)
#           (k 1))
#          (8)
#  
# -        =========================================================================
# +        ============================ Output 44 / 75 =============================
#          ((n 8)
#           (k 2))
#          (7 1)
# @@ -251,7 +251,7 @@ let%expect_test "partitions" =
#          (5 3)
#          (4 4)
#  
# -        =========================================================================
# +        ============================ Output 45 / 75 =============================
#          ((n 8)
#           (k 3))
#          (6 1 1)
# @@ -260,7 +260,7 @@ let%expect_test "partitions" =
#          (4 2 2)
#          (3 3 2)
#  
# -        =========================================================================
# +        ============================ Output 46 / 75 =============================
#          ((n 8)
#           (k 4))
#          (5 1 1 1)
# @@ -269,43 +269,43 @@ let%expect_test "partitions" =
#          (3 2 2 1)
#          (2 2 2 2)
#  
# -        =========================================================================
# +        ============================ Output 47 / 75 =============================
#          ((n 8)
#           (k 5))
#          (4 1 1 1 1)
#          (3 2 1 1 1)
#          (2 2 2 1 1)
#  
# -        =========================================================================
# +        ============================ Output 48 / 75 =============================
#          ((n 8)
#           (k 6))
#          (3 1 1 1 1 1)
#          (2 2 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 49 / 75 =============================
#          ((n 8)
#           (k 7))
#          (2 1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 50 / 75 =============================
#          ((n 8)
#           (k 8))
#          (1 1 1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 51 / 75 =============================
#          ((n 8)
#           (k 9))
#  
# -        =========================================================================
# +        ============================ Output 52 / 75 =============================
#          ((n 8)
#           (k 10))
#  
# -        =========================================================================
# +        ============================ Output 53 / 75 =============================
#          ((n 9)
#           (k 1))
#          (9)
#  
# -        =========================================================================
# +        ============================ Output 54 / 75 =============================
#          ((n 9)
#           (k 2))
#          (8 1)
# @@ -313,7 +313,7 @@ let%expect_test "partitions" =
#          (6 3)
#          (5 4)
#  
# -        =========================================================================
# +        ============================ Output 55 / 75 =============================
#          ((n 9)
#           (k 3))
#          (7 1 1)
# @@ -324,7 +324,7 @@ let%expect_test "partitions" =
#          (4 3 2)
#          (3 3 3)
#  
# -        =========================================================================
# +        ============================ Output 56 / 75 =============================
#          ((n 9)
#           (k 4))
#          (6 1 1 1)
# @@ -334,7 +334,7 @@ let%expect_test "partitions" =
#          (3 3 2 1)
#          (3 2 2 2)
#  
# -        =========================================================================
# +        ============================ Output 57 / 75 =============================
#          ((n 9)
#           (k 5))
#          (5 1 1 1 1)
# @@ -343,43 +343,43 @@ let%expect_test "partitions" =
#          (3 2 2 1 1)
#          (2 2 2 2 1)
#  
# -        =========================================================================
# +        ============================ Output 58 / 75 =============================
#          ((n 9)
#           (k 6))
#          (4 1 1 1 1 1)
#          (3 2 1 1 1 1)
#          (2 2 2 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 59 / 75 =============================
#          ((n 9)
#           (k 7))
#          (3 1 1 1 1 1 1)
#          (2 2 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 60 / 75 =============================
#          ((n 9)
#           (k 8))
#          (2 1 1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 61 / 75 =============================
#          ((n 9)
#           (k 9))
#          (1 1 1 1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 62 / 75 =============================
#          ((n 9)
#           (k 10))
#  
# -        =========================================================================
# +        ============================ Output 63 / 75 =============================
#          ((n 9)
#           (k 11))
#  
# -        =========================================================================
# +        ============================ Output 64 / 75 =============================
#          ((n 10)
#           (k 1))
#          (10)
#  
# -        =========================================================================
# +        ============================ Output 65 / 75 =============================
#          ((n 10)
#           (k 2))
#          (9 1)
# @@ -388,7 +388,7 @@ let%expect_test "partitions" =
#          (6 4)
#          (5 5)
#  
# -        =========================================================================
# +        ============================ Output 66 / 75 =============================
#          ((n 10)
#           (k 3))
#          (8 1 1)
# @@ -400,7 +400,7 @@ let%expect_test "partitions" =
#          (4 4 2)
#          (4 3 3)
#  
# -        =========================================================================
# +        ============================ Output 67 / 75 =============================
#          ((n 10)
#           (k 4))
#          (7 1 1 1)
# @@ -413,7 +413,7 @@ let%expect_test "partitions" =
#          (4 2 2 2)
#          (3 3 2 2)
#  
# -        =========================================================================
# +        ============================ Output 68 / 75 =============================
#          ((n 10)
#           (k 5))
#          (6 1 1 1 1)
# @@ -424,7 +424,7 @@ let%expect_test "partitions" =
#          (3 2 2 2 1)
#          (2 2 2 2 2)
#  
# -        =========================================================================
# +        ============================ Output 69 / 75 =============================
#          ((n 10)
#           (k 6))
#          (5 1 1 1 1 1)
# @@ -433,36 +433,37 @@ let%expect_test "partitions" =
#          (3 2 2 1 1 1)
#          (2 2 2 2 1 1)
#  
# -        =========================================================================
# +        ============================ Output 70 / 75 =============================
#          ((n 10)
#           (k 7))
#          (4 1 1 1 1 1 1)
#          (3 2 1 1 1 1 1)
#          (2 2 2 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 71 / 75 =============================
#          ((n 10)
#           (k 8))
#          (3 1 1 1 1 1 1 1)
#          (2 2 1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 72 / 75 =============================
#          ((n 10)
#           (k 9))
#          (2 1 1 1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 73 / 75 =============================
#          ((n 10)
#           (k 10))
#          (1 1 1 1 1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 74 / 75 =============================
#          ((n 10)
#           (k 11))
#  
# -        =========================================================================
# +        ============================ Output 75 / 75 =============================
#          ((n 10)
# -         (k 12))|}]
# +         (k 12))
# +        |}]
#      done
#    done
#  
# @@ -483,90 +484,90 @@ let%expect_test "partitions_with_zeros" =
#        partitions_with_zeros ~n ~k print;
#        [%expect
#          {|
# -        (* CR expect_test: Collector ran multiple times with different outputs *)
# -        =========================================================================
# +        (* CR expect_test: Test ran multiple times with different test outputs *)
# +        ============================= Output 1 / 33 =============================
#          ((n 1)
#           (k 1))
#          (1)
#  
# -        =========================================================================
# +        ============================= Output 2 / 33 =============================
#          ((n 1)
#           (k 2))
#          (1 0)
#  
# -        =========================================================================
# +        ============================= Output 3 / 33 =============================
#          ((n 1)
#           (k 3))
#          (1 0 0)
#  
# -        =========================================================================
# +        ============================= Output 4 / 33 =============================
#          ((n 2)
#           (k 1))
#          (2)
#  
# -        =========================================================================
# +        ============================= Output 5 / 33 =============================
#          ((n 2)
#           (k 2))
#          (2 0)
#          (1 1)
#  
# -        =========================================================================
# +        ============================= Output 6 / 33 =============================
#          ((n 2)
#           (k 3))
#          (2 0 0)
#          (1 1 0)
#  
# -        =========================================================================
# +        ============================= Output 7 / 33 =============================
#          ((n 2)
#           (k 4))
#          (2 0 0 0)
#          (1 1 0 0)
#  
# -        =========================================================================
# +        ============================= Output 8 / 33 =============================
#          ((n 3)
#           (k 1))
#          (3)
#  
# -        =========================================================================
# +        ============================= Output 9 / 33 =============================
#          ((n 3)
#           (k 2))
#          (3 0)
#          (2 1)
#  
# -        =========================================================================
# +        ============================ Output 10 / 33 =============================
#          ((n 3)
#           (k 3))
#          (3 0 0)
#          (2 1 0)
#          (1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 11 / 33 =============================
#          ((n 3)
#           (k 4))
#          (3 0 0 0)
#          (2 1 0 0)
#          (1 1 1 0)
#  
# -        =========================================================================
# +        ============================ Output 12 / 33 =============================
#          ((n 3)
#           (k 5))
#          (3 0 0 0 0)
#          (2 1 0 0 0)
#          (1 1 1 0 0)
#  
# -        =========================================================================
# +        ============================ Output 13 / 33 =============================
#          ((n 4)
#           (k 1))
#          (4)
#  
# -        =========================================================================
# +        ============================ Output 14 / 33 =============================
#          ((n 4)
#           (k 2))
#          (4 0)
#          (3 1)
#          (2 2)
#  
# -        =========================================================================
# +        ============================ Output 15 / 33 =============================
#          ((n 4)
#           (k 3))
#          (4 0 0)
# @@ -574,7 +575,7 @@ let%expect_test "partitions_with_zeros" =
#          (2 2 0)
#          (2 1 1)
#  
# -        =========================================================================
# +        ============================ Output 16 / 33 =============================
#          ((n 4)
#           (k 4))
#          (4 0 0 0)
# @@ -583,7 +584,7 @@ let%expect_test "partitions_with_zeros" =
#          (2 1 1 0)
#          (1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 17 / 33 =============================
#          ((n 4)
#           (k 5))
#          (4 0 0 0 0)
# @@ -592,7 +593,7 @@ let%expect_test "partitions_with_zeros" =
#          (2 1 1 0 0)
#          (1 1 1 1 0)
#  
# -        =========================================================================
# +        ============================ Output 18 / 33 =============================
#          ((n 4)
#           (k 6))
#          (4 0 0 0 0 0)
# @@ -601,19 +602,19 @@ let%expect_test "partitions_with_zeros" =
#          (2 1 1 0 0 0)
#          (1 1 1 1 0 0)
#  
# -        =========================================================================
# +        ============================ Output 19 / 33 =============================
#          ((n 5)
#           (k 1))
#          (5)
#  
# -        =========================================================================
# +        ============================ Output 20 / 33 =============================
#          ((n 5)
#           (k 2))
#          (5 0)
#          (4 1)
#          (3 2)
#  
# -        =========================================================================
# +        ============================ Output 21 / 33 =============================
#          ((n 5)
#           (k 3))
#          (5 0 0)
# @@ -622,7 +623,7 @@ let%expect_test "partitions_with_zeros" =
#          (3 1 1)
#          (2 2 1)
#  
# -        =========================================================================
# +        ============================ Output 22 / 33 =============================
#          ((n 5)
#           (k 4))
#          (5 0 0 0)
# @@ -632,7 +633,7 @@ let%expect_test "partitions_with_zeros" =
#          (2 2 1 0)
#          (2 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 23 / 33 =============================
#          ((n 5)
#           (k 5))
#          (5 0 0 0 0)
# @@ -643,7 +644,7 @@ let%expect_test "partitions_with_zeros" =
#          (2 1 1 1 0)
#          (1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 24 / 33 =============================
#          ((n 5)
#           (k 6))
#          (5 0 0 0 0 0)
# @@ -654,7 +655,7 @@ let%expect_test "partitions_with_zeros" =
#          (2 1 1 1 0 0)
#          (1 1 1 1 1 0)
#  
# -        =========================================================================
# +        ============================ Output 25 / 33 =============================
#          ((n 5)
#           (k 7))
#          (5 0 0 0 0 0 0)
# @@ -665,12 +666,12 @@ let%expect_test "partitions_with_zeros" =
#          (2 1 1 1 0 0 0)
#          (1 1 1 1 1 0 0)
#  
# -        =========================================================================
# +        ============================ Output 26 / 33 =============================
#          ((n 6)
#           (k 1))
#          (6)
#  
# -        =========================================================================
# +        ============================ Output 27 / 33 =============================
#          ((n 6)
#           (k 2))
#          (6 0)
# @@ -678,7 +679,7 @@ let%expect_test "partitions_with_zeros" =
#          (4 2)
#          (3 3)
#  
# -        =========================================================================
# +        ============================ Output 28 / 33 =============================
#          ((n 6)
#           (k 3))
#          (6 0 0)
# @@ -689,7 +690,7 @@ let%expect_test "partitions_with_zeros" =
#          (3 2 1)
#          (2 2 2)
#  
# -        =========================================================================
# +        ============================ Output 29 / 33 =============================
#          ((n 6)
#           (k 4))
#          (6 0 0 0)
# @@ -702,7 +703,7 @@ let%expect_test "partitions_with_zeros" =
#          (3 1 1 1)
#          (2 2 1 1)
#  
# -        =========================================================================
# +        ============================ Output 30 / 33 =============================
#          ((n 6)
#           (k 5))
#          (6 0 0 0 0)
# @@ -716,7 +717,7 @@ let%expect_test "partitions_with_zeros" =
#          (2 2 1 1 0)
#          (2 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 31 / 33 =============================
#          ((n 6)
#           (k 6))
#          (6 0 0 0 0 0)
# @@ -731,7 +732,7 @@ let%expect_test "partitions_with_zeros" =
#          (2 1 1 1 1 0)
#          (1 1 1 1 1 1)
#  
# -        =========================================================================
# +        ============================ Output 32 / 33 =============================
#          ((n 6)
#           (k 7))
#          (6 0 0 0 0 0 0)
# @@ -746,7 +747,7 @@ let%expect_test "partitions_with_zeros" =
#          (2 1 1 1 1 0 0)
#          (1 1 1 1 1 1 0)
#  
# -        =========================================================================
# +        ============================ Output 33 / 33 =============================
#          ((n 6)
#           (k 8))
#          (6 0 0 0 0 0 0 0)
# @@ -759,6 +760,7 @@ let%expect_test "partitions_with_zeros" =
#          (3 1 1 1 0 0 0 0)
#          (2 2 1 1 0 0 0 0)
#          (2 1 1 1 1 0 0 0)
# -        (1 1 1 1 1 1 0 0) |}]
# +        (1 1 1 1 1 1 0 0)
# +        |}]
#      done
#    done



<><> Error report <><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
+- The following actions failed
| - build combinat 3.0
+- 
- No changes have been performed
# To update the current shell environment, run: eval $(opam env)
'opam reinstall --with-test --verbose combinat.3.0' failed.
[WARNING] OPAMCONFIRMLEVEL was ignored because CLI 2.0 was requested and it was introduced in 2.1.
[WARNING] OPAMCONFIRMLEVEL was ignored because CLI 2.0 was requested and it was introduced in 2.1.
"/usr/bin/env" "bash" "-c" "opam reinstall --with-test --verbose combinat.3.0;
        res=$?;
        test "$res" != 31 && exit "$res";
        export OPAMCLI=2.0;
        build_dir=$(opam var prefix)/.opam-switch/build;
        failed=$(ls "$build_dir");
        partial_fails="";
        for pkg in $failed; do
          if opam show -f x-ci-accept-failures: "$pkg" | grep -qF "\"debian-13\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'combinat.3.0' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 1
2026-03-25 14:52.55: Job failed: Failed: Build failed
2026-03-25 14:52.55: Log analysis:
2026-03-25 14:52.55: >>> 
[ERROR] The compilation of combinat.3.0 failed at "dune build -p combinat -j 255 @install @runtest".
 (score = 20)
2026-03-25 14:52.55: >>> 
[ERROR] The compilation of combinat.3.0 failed at "dune build -p combinat -j 255 @install @runtest".
 (score = 20)
2026-03-25 14:52.55: The compilation of combinat.3.0 failed at "dune build -p combinat -j 255 @install @runtest".