(not at the head of any monitored branch or PR)
2025-06-02 10:48.41: New job: build qcow-stream.0.12.1, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/27978/head (9c40ee749149dad273e4575daf935b3fd37cc669)
                              on debian-12-ocaml-4.11/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/27978/head" && git reset --hard 9c40ee74
git fetch origin master
git merge --no-edit f7c62d8b58219a7acd28190fe0201d4936b925dc
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-12-ocaml-4.11@sha256:3aad54cd54bb78eb64bda97fa40ba3dc3a79800c43f4df2a803bf095fe59bae8
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn qcow-stream.0.12.1 0.12.1
RUN opam reinstall qcow-stream.0.12.1; \
    res=$?; \
    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 "$pkg" != 'qcow-stream.0.12.1' && partial_fails="$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 10:48.41: Using cache hint "ocaml/opam:debian-12-ocaml-4.11@sha256:3aad54cd54bb78eb64bda97fa40ba3dc3a79800c43f4df2a803bf095fe59bae8-qcow-stream.0.12.1-9c40ee749149dad273e4575daf935b3fd37cc669"
2025-06-02 10:48.41: Using OBuilder spec:
((from ocaml/opam:debian-12-ocaml-4.11@sha256:3aad54cd54bb78eb64bda97fa40ba3dc3a79800c43f4df2a803bf095fe59bae8)
 (user (uid 1000) (gid 1000))
 (workdir /home/opam)
 (run (shell "sudo ln -f /usr/bin/opam-dev /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 qcow-stream.0.12.1 0.12.1"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall qcow-stream.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 \"$pkg\" != 'qcow-stream.0.12.1' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-06-02 10:48.41: Waiting for resource in pool OCluster
2025-06-02 12:14.03: Waiting for worker…
2025-06-02 12:16.30: Got resource from pool OCluster
Building on phoebe.caelum.ci.dev
All commits already cached
Updating files:  58% (13639/23180)
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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-4.11@sha256:3aad54cd54bb78eb64bda97fa40ba3dc3a79800c43f4df2a803bf095fe59bae8)
2025-06-02 12:17.09 ---> saved as "1b4c679b343dced0eb8564367b92cb1ec8036eec33e4b5d1b8523edd309ce25a"

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2025-06-02 12:17.09 ---> saved as "4ab3dd0a92918b0b6dc5fede9e46f8cfd562dc6cc49e71ce38e1b8b00bbf2d2e"

/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 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
2025-06-02 12:17.47 ---> saved as "f55eb19aca947a73f6700e22387a300c9785a9ccad9a7776fedf344a51481636"

/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         2.4.0~alpha2
# self-upgrade         no
# system               arch=x86_64 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                 71
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       4.11
# invariant            ["ocaml-base-compiler" {= "4.11.2"}]
# compiler-packages    ocaml-base-compiler.4.11.2
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/4.11/lib/ocaml/stublibs:/home/opam/.opam/4.11/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       4.11.2
2025-06-02 12:17.48 ---> saved as "1bdf4f9df931a451a817823b8ac768c67f3a9f3a1c59ca9f8d2fbf83b8575340"

/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 12:17.58 ---> saved as "d77c3e8c312b59eba36e9d4ce027f71da3eefaa56673f0f54976159cb810a386"

/home/opam: (copy (src .) (dst opam-repository/))
2025-06-02 12:18.11 ---> saved as "cb59c31eacf9d5e1ecd83cfb6151c318804eef582862f5d3a9e59931c299b5df"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-06-02 12:18.40 ---> saved as "7010d7646d7eea4271c53a70558e7b897d405c3e9911d575d3299b18f2438bac"

/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 amd64 Packages [265 kB]
- Fetched 368 kB in 0s (795 kB/s)
- Reading package lists...
- 
2025-06-02 12:18.41 ---> saved as "2bb95ed503324e7d4d6fbbbc191b825413923d6c712445faba1de924c08279ca"

/home/opam: (run (shell "opam pin add -k version -yn qcow-stream.0.12.1 0.12.1"))
qcow-stream is now pinned to version 0.12.1
2025-06-02 12:18.42 ---> saved as "2e61e37bb4bd75f60de9e12c6b28a292ea89134d94e712f7b6ec619ffceb0bbd"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall qcow-stream.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 \"$pkg\" != 'qcow-stream.0.12.1' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
qcow-stream.0.12.1 is not installed. Install it? [Y/n] y
  * No agreement on the version of ocaml:
    - (invariant) -> ocaml-base-compiler = 4.11.2 -> ocaml = 4.11.2
    - qcow-stream -> qcow-types -> ocaml >= 4.12.0
    You can temporarily relax the switch invariant with `--update-invariant'
  * Incompatible packages:
    - (invariant) -> ocaml-base-compiler = 4.11.2
    - qcow-stream -> qcow-types -> ocaml >= 4.12.0 -> ocaml-variants >= 5.1.1~
  * Missing dependency:
    - qcow-stream -> qcow-types -> ocaml >= 4.12.0 -> ocaml-variants >= 5.1.1~ -> system-msvc
    unmet availability conditions: 'os = "win32"'

No solution found, exiting
"/usr/bin/env" "bash" "-c" "opam reinstall qcow-stream.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 "$pkg" != 'qcow-stream.0.12.1' && partial_fails="$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 12:19.06: Job failed: Failed: Build failed
2025-06-02 12:19.06: Log analysis:
2025-06-02 12:19.06: >>> 
No solution found, exiting
 (score = 100)
2025-06-02 12:19.06: [SKIP] Package not available