(not at the head of any monitored branch or PR)
2025-06-02 10:48.42: New job: build qcow.0.12.1, using opam 2.0
                              from https://github.com/ocaml/opam-repository.git#refs/pull/27978/head (9c40ee749149dad273e4575daf935b3fd37cc669)
                              on debian-12-ocaml-5.3/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/27978/head" && git reset --hard 9c40ee74
git fetch origin master
git merge --no-edit f7c62d8b58219a7acd28190fe0201d4936b925dc
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-12-ocaml-5.3@sha256:a679a08c07354635cbdf0e701803a41eaf803f1a7ea57646569c21a4f7f6bdf8
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-2.0 /usr/bin/opam
RUN opam init --reinit -ni
RUN opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam depext -u || true
RUN opam pin add -k version -yn qcow.0.12.1 0.12.1
RUN opam depext qcow.0.12.1 && opam reinstall qcow.0.12.1; \
    res=$?; \
    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 "$pkg" != 'qcow.0.12.1' && partial_fails="$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 .

2025-06-02 10:48.42: Using cache hint "ocaml/opam:debian-12-ocaml-5.3@sha256:a679a08c07354635cbdf0e701803a41eaf803f1a7ea57646569c21a4f7f6bdf8-qcow.0.12.1-9c40ee749149dad273e4575daf935b3fd37cc669"
2025-06-02 10:48.42: Using OBuilder spec:
((from ocaml/opam:debian-12-ocaml-5.3@sha256:a679a08c07354635cbdf0e701803a41eaf803f1a7ea57646569c21a4f7f6bdf8)
 (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 qcow.0.12.1 0.12.1"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam depext qcow.0.12.1 && opam reinstall qcow.0.12.1;\
             \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 \"$pkg\" != 'qcow.0.12.1' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-06-02 10:48.42: Waiting for resource in pool OCluster
2025-06-02 12:17.52: Waiting for worker…
2025-06-02 12:19.49: Got resource from pool OCluster
Building on laodoke.caelum.ci.dev
All commits already cached
Updating files:  94% (21964/23180)
Updating files:  95% (22021/23180)
Updating files:  96% (22253/23180)
Updating files:  97% (22485/23180)
Updating files:  98% (22717/23180)
Updating files:  99% (22949/23180)
Updating files: 100% (23180/23180)
Updating files: 100% (23180/23180), done.
HEAD is now at f7c62d8b58 Merge pull request #27975 from kit-ty-kate/opam-publish-patch.3.0.0-beta1
Updating f7c62d8b58..9c40ee7491
Fast-forward
 packages/qcow-stream/qcow-stream.0.12.1/opam | 43 +++++++++++++++++++
 packages/qcow-tool/qcow-tool.0.12.1/opam     | 58 +++++++++++++++++++++++++
 packages/qcow-types/qcow-types.0.12.1/opam   | 48 +++++++++++++++++++++
 packages/qcow/qcow.0.12.1/opam               | 63 ++++++++++++++++++++++++++++
 4 files changed, 212 insertions(+)
 create mode 100644 packages/qcow-stream/qcow-stream.0.12.1/opam
 create mode 100644 packages/qcow-tool/qcow-tool.0.12.1/opam
 create mode 100644 packages/qcow-types/qcow-types.0.12.1/opam
 create mode 100644 packages/qcow/qcow.0.12.1/opam

(from ocaml/opam:debian-12-ocaml-5.3@sha256:a679a08c07354635cbdf0e701803a41eaf803f1a7ea57646569c21a4f7f6bdf8)
2025-06-02 12:19.51 ---> using "9bb9204996aa9d29fec38d073e799d1966930ba06c65bd6311d8879e1d9c8f3e" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-2.0 /usr/bin/opam"))
2025-06-02 12:19.51 ---> using "fbf0b3deef89d17edc8cbd7bf287b1f4e4d2852156e32035e69d7cf39ac392cd" from cache

/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)

2025-06-02 12:19.51 ---> using "d68d6b0cb7eafff3e65c5d31acf8d828a5ed10a5f17bf6c49aee9bfdbb692ff1" from cache

/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              71
# repositories      1 (version-controlled)
# pinned            1 (version)
# current-switch    5.3
2025-06-02 12:19.51 ---> using "e7f6378561aa34c090967201499db4c5515e9ea75e96544cde335a47599a7c27" 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/"))
2025-06-02 12:19.51 ---> using "3ca7dd009e4aa49f519d87b2c8eda0233ca8fe658b74a497c2b140a0183dd150" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2025-06-02 12:20.01 ---> saved as "0ecee0af067d5dd8dddf51923a1c216f29e99c821ea1b26dbc23f815de495565"

/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)

2025-06-02 12:20.20 ---> saved as "80dadc8ce0c6069643c8b19e7d9a0edd1e96715c02373d4808711792352074ef"

/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 [265 kB]
Fetched 368 kB in 0s (1064 kB/s)
Reading package lists...
# OS package update successful
2025-06-02 12:20.23 ---> saved as "6a85698add3defd7ec639139a97c28ae7d8039bb4ee02d74683fe214b2e7912e"

/home/opam: (run (shell "opam pin add -k version -yn qcow.0.12.1 0.12.1"))
qcow is now pinned to version 0.12.1
2025-06-02 12:20.24 ---> saved as "bcb7b9ddd5afe20e0cf5afddf6b8a74bb303233a5927882a07031e9709183ac6"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam depext qcow.0.12.1 && opam reinstall qcow.0.12.1;\
                        \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 \"$pkg\" != 'qcow.0.12.1' && partial_fails=\"$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 qcow.0.12.1: The following dependencies couldn't be met:
          - qcow -> unix-type-representations -> ocaml < 5.0.0
              base of this switch (use `--unlock-base' to force)


Command failed: opam list --readonly --external '--resolve=qcow.0.12.1' --color=never returned 20
"/usr/bin/env" "bash" "-c" "opam depext qcow.0.12.1 && opam reinstall qcow.0.12.1;
        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 "$pkg" != 'qcow.0.12.1' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2025-06-02 12:21.05: Job failed: Failed: Build failed
2025-06-02 12:21.05: Log analysis:
2025-06-02 12:21.05: >>> 
[ERROR] No solution for qcow.0.12.1: The following dependencies couldn't be met:
 (score = 100)
2025-06-02 12:21.05: [SKIP] Package not available