(for PR #26991)

2025-04-03 11:36.10: New job: build conf-gcc-multilib.1.0, using opam 2.3
                              from https://github.com/ocaml/opam-repository.git#refs/pull/26991/head (3500c88614e8805aed82ce8c2bd2cee803e97b69)
                              on debian-12-ocaml-4.14/s390x

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/26991/head" && git reset --hard 3500c886
git fetch origin master
git merge --no-edit 020115166033f8d18e08028df022bfc4916eac6e
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-12-ocaml-4.14@sha256:199a8ea3d42cfeb9916bc8f8639b45ce7aaf61b44e22073d14e39c1a048aa179
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn conf-gcc-multilib.1.0 1.0
RUN opam reinstall conf-gcc-multilib.1.0; \
    res=$?; \
    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-12\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'conf-gcc-multilib.1.0' && partial_fails="$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 .

2025-04-03 11:36.10: Using cache hint "ocaml/opam:debian-12-ocaml-4.14@sha256:199a8ea3d42cfeb9916bc8f8639b45ce7aaf61b44e22073d14e39c1a048aa179-conf-gcc-multilib.1.0-3500c88614e8805aed82ce8c2bd2cee803e97b69"
2025-04-03 11:36.10: Using OBuilder spec:
((from ocaml/opam:debian-12-ocaml-4.14@sha256:199a8ea3d42cfeb9916bc8f8639b45ce7aaf61b44e22073d14e39c1a048aa179)
 (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 conf-gcc-multilib.1.0 1.0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall conf-gcc-multilib.1.0;\
             \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-12\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'conf-gcc-multilib.1.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-04-03 11:36.10: Waiting for resource in pool OCluster
2025-04-03 11:36.10: Waiting for worker…
2025-04-03 11:36.10: Got resource from pool OCluster
Building on s390x-worker-01.marist.ci.dev
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Updating files: 100% (22793/22793), done.
HEAD is now at 69b6898b11 Merge commit '8f78ac65ee262835b31990fcdf159b4ccdca7c5f'
HEAD is now at 0201151660 Merge pull request #27703 from codinuum/diffast-20250403a
Merge made by the 'ort' strategy.
 .../conf-gcc-multilib/conf-gcc-multilib.1.0/opam   | 23 ++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 packages/conf-gcc-multilib/conf-gcc-multilib.1.0/opam

(from ocaml/opam:debian-12-ocaml-4.14@sha256:199a8ea3d42cfeb9916bc8f8639b45ce7aaf61b44e22073d14e39c1a048aa179)
Unable to find image 'ocaml/opam:debian-12-ocaml-4.14@sha256:199a8ea3d42cfeb9916bc8f8639b45ce7aaf61b44e22073d14e39c1a048aa179' locally
docker.io/ocaml/opam@sha256:199a8ea3d42cfeb9916bc8f8639b45ce7aaf61b44e22073d14e39c1a048aa179: Pulling from ocaml/opam
ea48981a9fc9: Already exists
865037922804: Already exists
03b7c59085c8: Already exists
182c40b5fa60: Already exists
7f08a4bdf09d: Already exists
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71563076116a: Already exists
ab180e07e1ef: Already exists
7d3a1a7c6003: Pulling fs layer
7f5b171505ef: Pulling fs layer
9694bf610644: Pulling fs layer
334b5e40b2ce: Pulling fs layer
334b5e40b2ce: Waiting
9694bf610644: Verifying Checksum
9694bf610644: Download complete
7f5b171505ef: Verifying Checksum
7f5b171505ef: Download complete
334b5e40b2ce: Verifying Checksum
334b5e40b2ce: Download complete
7d3a1a7c6003: Verifying Checksum
7d3a1a7c6003: Download complete
7d3a1a7c6003: Pull complete
7f5b171505ef: Pull complete
9694bf610644: Pull complete
334b5e40b2ce: Pull complete
Digest: sha256:199a8ea3d42cfeb9916bc8f8639b45ce7aaf61b44e22073d14e39c1a048aa179
Status: Downloaded newer image for ocaml/opam@sha256:199a8ea3d42cfeb9916bc8f8639b45ce7aaf61b44e22073d14e39c1a048aa179
2025-04-03 11:36.20 ---> using "2c92d0afa6ae01514a49807a654dac177b7472397065e5e2e98288c8ca8d6064" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam"))
2025-04-03 11:36.20 ---> using "dcf0ba99207be08581891a91895b0f6dbf231524164bafa42537ce57a84a2385" 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 development version of opam requires an update to the layout of /home/opam/.opam from version 2.0 to version 2.2, which can't be reverted.
You may want to back it up before going further.

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

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] synchronised from file:///home/opam/opam-repository
2025-04-03 11:36.20 ---> using "d9a5f04559b64bc0986ceecf70bbd263f88cc0e350dffd8b6dc65eb1ae729c12" 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=s390x 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                 3
# repositories         1 (local)
# 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
2025-04-03 11:36.20 ---> using "10dd4d46ae6d4fa855e6bf40ec93f4c6df7ceb7d2004c056ff7d8505d68a8c9a" 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/"))
2025-04-03 11:36.20 ---> using "f93f273c72cf2ad6f39f4f1c04d5a5bdb7478c9323489dc7204f63b7ff928800" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2025-04-03 11:38.44 ---> saved as "2304a68df45f89eb82c2920742f4c890fc7142d685fcdbe5ad5d969e2bebfe03"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-04-03 11:42.48 ---> saved as "b3b68d12806d1bba5c9ca43f9220fc681c40f51c5c3d5953950013634e51d325"

/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 s390x Packages [216 kB]
- Fetched 320 kB in 1s (280 kB/s)
- Reading package lists...
- 
2025-04-03 11:42.59 ---> saved as "7ed785c2d9dce682153e7bcd4ea08701e27e49cd9618ac05b8554655a25d604c"

/home/opam: (run (shell "opam pin add -k version -yn conf-gcc-multilib.1.0 1.0"))
conf-gcc-multilib is now pinned to version 1.0
2025-04-03 11:43.06 ---> saved as "f69170a4cd279ee6618d828bb398387b9a95329087f300257b14622e36d8f52f"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall conf-gcc-multilib.1.0;\
                        \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-12\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'conf-gcc-multilib.1.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
[ERROR] conf-gcc-multilib = 1.0: unmet availability conditions: 'arch != "s390x"'
"/usr/bin/env" "bash" "-c" "opam reinstall conf-gcc-multilib.1.0;
        res=$?;
        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-12\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'conf-gcc-multilib.1.0' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 5
2025-04-03 11:44.25: Job failed: Failed: Build failed
2025-04-03 11:44.25: Log analysis:
2025-04-03 11:44.25: >>> 
[ERROR] conf-gcc-multilib = 1.0: unmet availability conditions: 'arch != "s390x"'
 (score = 100)
2025-04-03 11:44.25: [SKIP] Package not available