(for PR #27814)

2025-04-24 14:19.29: New job: build core_unix.v0.17.1, using opam 2.3
                              from https://github.com/ocaml/opam-repository.git#refs/pull/27814/head (ff55db326db9c2958d536c00557c75e835658f3e)
                              on debian-12-ocaml-4.14/arm32v7

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/27814/head" && git reset --hard ff55db32
git fetch origin master
git merge --no-edit 8106bcf57fc33218275bbf0d02e725f4e9fcd0f6
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-12-ocaml-4.14@sha256:c2bc1a382c76b5358e8a2e30dd01edcd61171fe22f422c1a725ee2ac37428295
SHELL [ "/usr/bin/linux32", "/bin/sh", "-c" ]
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn core_unix.v0.17.1 v0.17.1
RUN opam reinstall core_unix.v0.17.1; \
    res=$?; \
    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-12\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'core_unix.v0.17.1' && partial_fails="$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 .

2025-04-24 14:19.29: Using cache hint "ocaml/opam:debian-12-ocaml-4.14@sha256:c2bc1a382c76b5358e8a2e30dd01edcd61171fe22f422c1a725ee2ac37428295-core_unix.v0.17.1-ff55db326db9c2958d536c00557c75e835658f3e"
2025-04-24 14:19.29: Using OBuilder spec:
((from ocaml/opam:debian-12-ocaml-4.14@sha256:c2bc1a382c76b5358e8a2e30dd01edcd61171fe22f422c1a725ee2ac37428295)
 (shell /usr/bin/linux32 /bin/sh -c)
 (user (uid 1000) (gid 1000))
 (workdir /home/opam)
 (run (shell "sudo ln -f /usr/bin/opam-2.3 /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 core_unix.v0.17.1 v0.17.1"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall core_unix.v0.17.1;\
             \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-12\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'core_unix.v0.17.1' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-04-24 14:19.29: Waiting for resource in pool OCluster
2025-04-24 14:19.29: Waiting for worker…
2025-04-24 14:20.24: Got resource from pool OCluster
Building on okypous.caelum.ci.dev
All commits already cached
Updating files:  80% (18381/22939)
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Updating files: 100% (22939/22939)
Updating files: 100% (22939/22939), done.
HEAD is now at 8106bcf57f Merge pull request #27808 from Octachron/Ocaml_5.4.0_branching
Updating 8106bcf57f..ff55db326d
Fast-forward
Auto packing the repository in background for optimum performance.
See "git help gc" for manual housekeeping.
warning: The last gc run reported the following. Please correct the root cause
and remove .git/gc.log
Automatic cleanup will not be performed until the file is removed.

warning: There are too many unreachable loose objects; run 'git prune' to remove them.

 packages/core_unix/core_unix.v0.17.1/opam | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(from ocaml/opam:debian-12-ocaml-4.14@sha256:c2bc1a382c76b5358e8a2e30dd01edcd61171fe22f422c1a725ee2ac37428295)
Unable to find image 'ocaml/opam:debian-12-ocaml-4.14@sha256:c2bc1a382c76b5358e8a2e30dd01edcd61171fe22f422c1a725ee2ac37428295' locally
docker.io/ocaml/opam@sha256:c2bc1a382c76b5358e8a2e30dd01edcd61171fe22f422c1a725ee2ac37428295: Pulling from ocaml/opam
ca3147b8dece: Already exists
62f39f0d4152: Pulling fs layer
5df23ad88494: Pulling fs layer
3836c4a04906: Pulling fs layer
97cdeb020b02: Pulling fs layer
97cdeb020b02: Waiting
3836c4a04906: Verifying Checksum
3836c4a04906: Download complete
5df23ad88494: Verifying Checksum
5df23ad88494: Download complete
97cdeb020b02: Verifying Checksum
97cdeb020b02: Download complete
62f39f0d4152: Verifying Checksum
62f39f0d4152: Download complete
62f39f0d4152: Pull complete
5df23ad88494: Pull complete
3836c4a04906: Pull complete
97cdeb020b02: Pull complete
Digest: sha256:c2bc1a382c76b5358e8a2e30dd01edcd61171fe22f422c1a725ee2ac37428295
Status: Downloaded newer image for ocaml/opam@sha256:c2bc1a382c76b5358e8a2e30dd01edcd61171fe22f422c1a725ee2ac37428295
WARNING: The requested image's platform (linux/arm/v7) does not match the detected host platform (linux/arm64/v8) and no specific platform was requested
2025-04-24 14:20.26 ---> using "7b8d2f8e38e92c0d3e713a026735bdfe33d259cbd9ceb1af279ecc5dc7531d83" from cache

/: (shell /usr/bin/linux32 /bin/sh -c)

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam"))
2025-04-24 14:20.26 ---> using "5d916dde39f3872ddf8aae8fb8893344d11bd77d6de018583df5d14b027d9b28" 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.

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

Format upgrade done.

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2025-04-24 14:20.26 ---> using "a186675f79d7f9bd946a26b4e52c82fb07a8966aeec21bf903b334172139bb77" 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         2.3.0 (35acd0c5abc5e66cdbd5be16ba77aa6c33a4c724)
# self-upgrade         no
# system               arch=arm32 os=linux os-distribution=debian os-version=12
# solver               builtin-0install
# install-criteria     -changed,-count[avoid-version,solution]
# upgrade-criteria     -count[avoid-version,solution]
# jobs                 79
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       4.14
# invariant            ["ocaml-base-compiler" {= "4.14.2"}]
# compiler-packages    ocaml-base-compiler.4.14.2, ocaml-options-vanilla.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/4.14/lib/ocaml/stublibs:/home/opam/.opam/4.14/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       4.14.2
2025-04-24 14:20.26 ---> using "77a1d47899807700ac9779bc55aa59462ec73dbfcf75088ffda174400850fa88" 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/"))
2025-04-24 14:20.26 ---> using "4a0d469b23bded53973cc1ba0b5d6205906a998c8bac33ed7c83e6ffa6011be8" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2025-04-24 14:20.33 ---> saved as "93fe21b864543e6201d5dffbacfcd98a82f3e8aad1eb7fde9f7f56b299f02d92"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-04-24 14:21.10 ---> saved as "6d3b72ca750d081a350a74b80fcf209103b7e547d2adc2d781aaa88ebce88107"

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/sudo "apt-get" "update"
- Hit:1 http://deb.debian.org/debian bookworm InRelease
- Get:2 http://deb.debian.org/debian bookworm-updates InRelease [55.4 kB]
- Get:3 http://deb.debian.org/debian-security bookworm-security InRelease [48.0 kB]
- Get:4 http://deb.debian.org/debian-security bookworm-security/main armhf Packages [240 kB]
- Fetched 344 kB in 0s (697 kB/s)
- Reading package lists...
- 
2025-04-24 14:21.11 ---> saved as "8bc09ab6a89dd325fe0ca52cb1ee67e9b14e06cc3604ab7264c9864708263f79"

/home/opam: (run (shell "opam pin add -k version -yn core_unix.v0.17.1 v0.17.1"))
core_unix is now pinned to version v0.17.1
2025-04-24 14:21.12 ---> saved as "a7d31301bb0e6e8bc18001eca8944f7627d65250916b52b6c6fcae7add80b2da"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall core_unix.v0.17.1;\
                        \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-12\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'core_unix.v0.17.1' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
[ERROR] core_unix = v0.17.1: unmet availability conditions: 'arch != "arm32" & arch != "x86_32" & arch != "ppc64" & arch != "s390x" & os-distribution != "alpine"'
"/usr/bin/linux32" "/bin/sh" "-c" "opam reinstall core_unix.v0.17.1;
        res=$?;
        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-12\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'core_unix.v0.17.1' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 5
2025-04-24 14:21.22: Job failed: Failed: Build failed
2025-04-24 14:21.22: Log analysis:
2025-04-24 14:21.22: >>> 
[ERROR] core_unix = v0.17.1: unmet availability conditions: 'arch != "arm32" & arch != "x86_32" & arch != "ppc64" & arch != "s390x" & os-distribution != "alpine"'
 (score = 100)
2025-04-24 14:21.22: [SKIP] Package not available