(for PR #27771)

2025-04-17 12:29.10: New job: build gluon.0.0.9, using opam 2.0
                              from https://github.com/ocaml/opam-repository.git#refs/pull/27771/head (9491c4f088f359a770241f040998ea1fabd254fc)
                              on debian-12-ocaml-4.14/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/27771/head" && git reset --hard 9491c4f0
git fetch origin master
git merge --no-edit 8a323b26edb8cbbd3a90199f7ef3d8feb0b01d58
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-12-ocaml-4.14@sha256:ec682473bce2c2c47749ae1025968d0b585bdde0fcd2b8e7871a79f983cc1050
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-2.0 /usr/bin/opam
RUN opam init --reinit -ni
RUN opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam depext -u || true
RUN opam pin add -k version -yn gluon.0.0.9 0.0.9
RUN opam depext gluon.0.0.9 && opam reinstall gluon.0.0.9; \
    res=$?; \
    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 "$pkg" != 'gluon.0.0.9' && partial_fails="$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 .

2025-04-17 12:29.10: Using cache hint "ocaml/opam:debian-12-ocaml-4.14@sha256:ec682473bce2c2c47749ae1025968d0b585bdde0fcd2b8e7871a79f983cc1050-gluon.0.0.9-9491c4f088f359a770241f040998ea1fabd254fc"
2025-04-17 12:29.10: Using OBuilder spec:
((from ocaml/opam:debian-12-ocaml-4.14@sha256:ec682473bce2c2c47749ae1025968d0b585bdde0fcd2b8e7871a79f983cc1050)
 (user (uid 1000) (gid 1000))
 (workdir /home/opam)
 (run (shell "sudo ln -f /usr/bin/opam-2.0 /usr/bin/opam"))
 (run (network host)
      (shell "opam init --reinit --config .opamrc-sandbox -ni"))
 (run (shell "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 depext -u || true"))
 (run (shell "opam pin add -k version -yn gluon.0.0.9 0.0.9"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam depext gluon.0.0.9 && opam reinstall gluon.0.0.9;\
             \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 \"$pkg\" != 'gluon.0.0.9' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-04-17 12:29.11: Waiting for resource in pool OCluster
2025-04-17 12:29.11: Waiting for worker…
2025-04-17 12:29.11: Got resource from pool OCluster
Building on x86-bm-c4.sw.ocaml.org
All commits already cached
HEAD is now at 8a323b26ed Merge pull request #27769 from gridbugs/bdd-fix
Updating 8a323b26ed..9491c4f088
Fast-forward
 packages/gluon/gluon.0.0.9/opam | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(from ocaml/opam:debian-12-ocaml-4.14@sha256:ec682473bce2c2c47749ae1025968d0b585bdde0fcd2b8e7871a79f983cc1050)
Unable to find image 'ocaml/opam:debian-12-ocaml-4.14@sha256:ec682473bce2c2c47749ae1025968d0b585bdde0fcd2b8e7871a79f983cc1050' locally
docker.io/ocaml/opam@sha256:ec682473bce2c2c47749ae1025968d0b585bdde0fcd2b8e7871a79f983cc1050: Pulling from ocaml/opam
a4f7493ab979: Pulling fs layer
a4f7493ab979: Verifying Checksum
a4f7493ab979: Download complete
a4f7493ab979: Pull complete
Digest: sha256:ec682473bce2c2c47749ae1025968d0b585bdde0fcd2b8e7871a79f983cc1050
Status: Downloaded newer image for ocaml/opam@sha256:ec682473bce2c2c47749ae1025968d0b585bdde0fcd2b8e7871a79f983cc1050
2025-04-17 12:31.38 ---> saved as "c803204894feb69882c6f8a93debc38d237226aa0742423bb8ecaf2af7ff192b"

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-2.0 /usr/bin/opam"))
2025-04-17 12:31.38 ---> saved as "ac3b967cf0d180aa45e6d6f0915ec22cf7e50ea985c260494b1c114876bb000b"

/home/opam: (run (network host)
                 (shell "opam init --reinit --config .opamrc-sandbox -ni"))
[NOTE] Will configure 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.

[WARNING] Recommended dependencies -- most packages rely on these:
  - m4

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
default (at git+file:///home/opam/opam-repository): 
    [INFO] opam 2.1 and 2.2 include many performance and security improvements over 2.0; please consider upgrading (https://opam.ocaml.org/doc/Install.html)

2025-04-17 12:32.37 ---> saved as "7cd6bad54f61f8fe378072301d7f146d36b3f1c3084b86b84a928eb17b2f4940"

/home/opam: (run (shell "opam config report"))
# opam config report
# opam-version      2.0.10 (adc1e1829a2bef5b240746df80341b508290fe3b) 
# self-upgrade      no
# system            arch=x86_64 os=linux os-distribution=debian os-version=12
# solver            builtin-mccs+glpk
# install-criteria  -removed,-count[version-lag,request],-count[version-lag,changed],-changed
# upgrade-criteria  -removed,-count[version-lag,solution],-new
# jobs              39
# repositories      1 (version-controlled)
# pinned            1 (version)
# current-switch    4.14
2025-04-17 12:32.38 ---> saved as "921a5580f6b6588ca0792d01b05d7fa5f47dd5345b54cc5b24b3306020ec973d"

/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/"))
2025-04-17 12:32.45 ---> saved as "bc64d1159b273e7bcf97f710943021132cda3185869618cb31a1d012ef7a4ffe"

/home/opam: (copy (src .) (dst opam-repository/))
2025-04-17 12:32.52 ---> saved as "9a876032629fec0273be7c0f73ba4eac328ed5c12b2fa7b82bd705d175a77e3c"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
default (at file:///home/opam/opam-repository): 
    [INFO] opam 2.1 and 2.2 include many performance and security improvements over 2.0; please consider upgrading (https://opam.ocaml.org/doc/Install.html)

2025-04-17 12:33.09 ---> saved as "5eca0e0a4f2b9f5d2358d075005083a68033751098b0c8cda56cb8490031f63f"

/home/opam: (run (network host)
                 (shell "opam depext -u || true"))
# Detecting depexts using vars: arch=x86_64, os=linux, os-distribution=debian, os-family=debian
# No extra OS packages requirements found.
# All required OS packages found.
The following command needs to be run through "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 amd64 Packages [254 kB]
Fetched 357 kB in 0s (1389 kB/s)
Reading package lists...
# OS package update successful
2025-04-17 12:33.10 ---> saved as "94476d122151312dacaae45ac632e1c277bcd4484883b773b7bab619db8addb5"

/home/opam: (run (shell "opam pin add -k version -yn gluon.0.0.9 0.0.9"))
gluon is now pinned to version 0.0.9
2025-04-17 12:33.11 ---> saved as "e07711d29b955eb2e91b371c8f08f5eed857a17e1ab73bd91fa79bad75ab43e6"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam depext gluon.0.0.9 && opam reinstall gluon.0.0.9;\
                        \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 \"$pkg\" != 'gluon.0.0.9' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
# Detecting depexts using vars: arch=x86_64, os=linux, os-distribution=debian, os-family=debian
[ERROR] No solution for gluon.0.0.9: The following dependencies couldn't be met:
          - gluon -> bytestring -> ocaml >= 5.1.1
              base of this switch (use `--unlock-base' to force)


Command failed: opam list --readonly --external '--resolve=gluon.0.0.9' --color=never returned 20
"/usr/bin/env" "bash" "-c" "opam depext gluon.0.0.9 && opam reinstall gluon.0.0.9;
        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 "$pkg" != 'gluon.0.0.9' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2025-04-17 12:33.22: Job failed: Failed: Build failed
2025-04-17 12:33.22: Log analysis:
2025-04-17 12:33.22: >>> 
[ERROR] No solution for gluon.0.0.9: The following dependencies couldn't be met:
 (score = 100)
2025-04-17 12:33.22: [SKIP] Package not available