(not at the head of any monitored branch or PR)
2025-05-27 18:12.30: New job: build frama-c-metacsl.0.9~beta, using opam 2.3
                              from https://github.com/ocaml/opam-repository.git#refs/pull/27937/head (35b6b5f425d4e96eba29b3047cc97672339d455a)
                              on debian-11-ocaml-5.3/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/27937/head" && git reset --hard 35b6b5f4
git fetch origin master
git merge --no-edit 5f00597c2a10c92e183e5324bfa710cd3b67eb33
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-11-ocaml-5.3@sha256:937bf7f49f0939a9aded6d6154fd8766d2b462fc46f60262c247660f3b601edf
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn frama-c-metacsl.0.9~beta 0.9~beta
RUN opam reinstall frama-c-metacsl.0.9~beta; \
    res=$?; \
    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-11\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'frama-c-metacsl.0.9~beta' && partial_fails="$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 .

2025-05-27 18:12.30: Using cache hint "ocaml/opam:debian-11-ocaml-5.3@sha256:937bf7f49f0939a9aded6d6154fd8766d2b462fc46f60262c247660f3b601edf-frama-c-metacsl.0.9~beta-35b6b5f425d4e96eba29b3047cc97672339d455a"
2025-05-27 18:12.30: Using OBuilder spec:
((from ocaml/opam:debian-11-ocaml-5.3@sha256:937bf7f49f0939a9aded6d6154fd8766d2b462fc46f60262c247660f3b601edf)
 (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 frama-c-metacsl.0.9~beta 0.9~beta"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall frama-c-metacsl.0.9~beta;\
             \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-11\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'frama-c-metacsl.0.9~beta' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-05-27 18:12.30: Waiting for resource in pool OCluster
2025-05-27 18:12.30: Waiting for worker…
2025-05-27 18:12.30: Got resource from pool OCluster
Building on x86-bm-c8.sw.ocaml.org
All commits already cached
Updating files:  53% (12267/23145)
Updating files:  54% (12499/23145)
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Updating files: 100% (23145/23145)
Updating files: 100% (23145/23145), done.
HEAD is now at 5f00597c2a Merge pull request #27932 from rossberg/patch-5
Updating 5f00597c2a..35b6b5f425
Fast-forward
 .../frama-c-metacsl/frama-c-metacsl.0.9~beta/opam  | 59 ++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 packages/frama-c-metacsl/frama-c-metacsl.0.9~beta/opam

(from ocaml/opam:debian-11-ocaml-5.3@sha256:937bf7f49f0939a9aded6d6154fd8766d2b462fc46f60262c247660f3b601edf)
Unable to find image 'ocaml/opam:debian-11-ocaml-5.3@sha256:937bf7f49f0939a9aded6d6154fd8766d2b462fc46f60262c247660f3b601edf' locally
docker.io/ocaml/opam@sha256:937bf7f49f0939a9aded6d6154fd8766d2b462fc46f60262c247660f3b601edf: Pulling from ocaml/opam
0fe0c4bc90de: Pulling fs layer
e3493b0475f0: Pulling fs layer
c92922ca5f13: Pulling fs layer
d24ceaadfcd4: Pulling fs layer
b07e1fd062c2: Pulling fs layer
7c9e8c94bac6: Pulling fs layer
fbce8b58441d: Pulling fs layer
77a11b7faaff: Pulling fs layer
c92922ca5f13: Waiting
d24ceaadfcd4: Waiting
b07e1fd062c2: Waiting
fbce8b58441d: Waiting
7c9e8c94bac6: Waiting
e3493b0475f0: Verifying Checksum
e3493b0475f0: Download complete
c92922ca5f13: Verifying Checksum
c92922ca5f13: Download complete
d24ceaadfcd4: Verifying Checksum
d24ceaadfcd4: Download complete
b07e1fd062c2: Verifying Checksum
b07e1fd062c2: Download complete
7c9e8c94bac6: Verifying Checksum
7c9e8c94bac6: Download complete
fbce8b58441d: Verifying Checksum
fbce8b58441d: Download complete
0fe0c4bc90de: Verifying Checksum
0fe0c4bc90de: Download complete
0fe0c4bc90de: Pull complete
e3493b0475f0: Pull complete
c92922ca5f13: Pull complete
d24ceaadfcd4: Pull complete
b07e1fd062c2: Pull complete
7c9e8c94bac6: Pull complete
fbce8b58441d: Pull complete
77a11b7faaff: Pull complete
Digest: sha256:937bf7f49f0939a9aded6d6154fd8766d2b462fc46f60262c247660f3b601edf
Status: Downloaded newer image for ocaml/opam@sha256:937bf7f49f0939a9aded6d6154fd8766d2b462fc46f60262c247660f3b601edf
2025-05-27 18:12.46 ---> using "b59184a95698716861fb618414ad1f3a0903b7d0bf4c93e7b06f0da62101fe3a" 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"))
2025-05-27 18:12.46 ---> using "f06770f8e5ea4c87efd8e40139d4dbd3378230192deb0c9343900d302ac21b8f" 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] Initialised
2025-05-27 18:12.46 ---> using "fac1431193a3045094c9103e6f82532ca386989c0725211cfe871c7afb0d0baf" 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=x86_64 os=linux os-distribution=debian os-version=11
# solver               builtin-0install
# install-criteria     -changed,-count[avoid-version,solution]
# upgrade-criteria     -count[avoid-version,solution]
# jobs                 31
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       5.3
# invariant            ["ocaml-base-compiler" {= "5.3.0"}]
# compiler-packages    ocaml-base-compiler.5.3.0, ocaml-compiler.5.3.0, ocaml-options-vanilla.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/5.3/lib/ocaml/stublibs:/home/opam/.opam/5.3/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       5.3.0
2025-05-27 18:12.46 ---> using "ca6bf0f643fe1ba7fdfba10c0ec3de79bc353c4c1cd6210c461dcf2f62541fb1" 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/"))
2025-05-27 18:12.46 ---> using "e803c6aa7bf23d5361ea48cf92558cabe25928316e14d64468ef497adaee7854" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2025-05-27 18:12.55 ---> saved as "e8ec207841ad1212f63d8a6f20a488049cda3900fb8d2b05534bb71d018e0eab"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-05-27 18:13.25 ---> saved as "2b772e5e29dc121aea7f6fa722256756cdee17fd42df56160d5921b51e4dcc2d"

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/sudo "apt-get" "update"
- Hit:1 http://deb.debian.org/debian bullseye InRelease
- Get:2 http://deb.debian.org/debian-security bullseye-security InRelease [27.2 kB]
- Get:3 http://deb.debian.org/debian bullseye-updates InRelease [44.1 kB]
- Get:4 http://deb.debian.org/debian-security bullseye-security/main amd64 Packages [370 kB]
- Fetched 441 kB in 0s (1420 kB/s)
- Reading package lists...
2025-05-27 18:13.26 ---> saved as "a1c76cf65d7d49f9cf461c1c46e060aa7124d3f8a023587b8bcf78c837f2a4d8"

/home/opam: (run (shell "opam pin add -k version -yn frama-c-metacsl.0.9~beta 0.9~beta"))
frama-c-metacsl is now pinned to version 0.9~beta
2025-05-27 18:13.27 ---> saved as "4c5b64b762dee3e2186f6559549fa9d9db641a2d8f684ee4f4516604017b2075"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall frama-c-metacsl.0.9~beta;\
                        \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-11\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'frama-c-metacsl.0.9~beta' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
frama-c-metacsl.0.9~beta is not installed. Install it? [y/n] y
  * Missing dependency:
    - frama-c-metacsl >= 0.9~beta -> frama-c >= 31.0~
    no matching version

No solution found, exiting
"/usr/bin/env" "bash" "-c" "opam reinstall frama-c-metacsl.0.9~beta;
        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-11\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'frama-c-metacsl.0.9~beta' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2025-05-27 18:13.46: Job failed: Failed: Build failed
2025-05-27 18:13.46: Log analysis:
2025-05-27 18:13.46: >>> 
No solution found, exiting
 (score = 100)
2025-05-27 18:13.46: [SKIP] Package not available