(not at the head of any monitored branch or PR)
2026-04-10 10:44.45: New job: build qcow-tool.0.14.0, using opam 2.0
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29696/head (1f431665cd90223344508f34bdfcda13ee53e31d)
                              on debian-13-ocaml-5.4/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29696/head" && git reset --hard 1f431665
git fetch origin master
git merge --no-edit 4d62a12e2668620ec407587e7db38305357322d7
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-5.4@sha256:a32e708a4134e2a41db640ce8876b2475794c7cd5c0ce822b17aeaf65592bf03
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-2.0 /usr/bin/opam
RUN opam init --reinit -ni
RUN opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam depext -u || true
RUN opam pin add -k version -yn qcow-tool.0.14.0 0.14.0
RUN opam depext qcow-tool.0.14.0 && opam reinstall qcow-tool.0.14.0; \
    res=$?; \
    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-13\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'qcow-tool.0.14.0' && partial_fails="$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 .

2026-04-10 10:44.45: Using cache hint "ocaml/opam:debian-13-ocaml-5.4@sha256:a32e708a4134e2a41db640ce8876b2475794c7cd5c0ce822b17aeaf65592bf03-qcow-tool.0.14.0-1f431665cd90223344508f34bdfcda13ee53e31d"
2026-04-10 10:44.45: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-5.4@sha256:a32e708a4134e2a41db640ce8876b2475794c7cd5c0ce822b17aeaf65592bf03)
 (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-tool.0.14.0 0.14.0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam depext qcow-tool.0.14.0 && opam reinstall qcow-tool.0.14.0;\
             \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-13\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'qcow-tool.0.14.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-04-10 10:44.45: Waiting for resource in pool OCluster
2026-04-10 10:50.40: Waiting for worker…
2026-04-10 10:54.56: Got resource from pool OCluster
Building on odawa.caelum.ci.dev
All commits already cached
HEAD is now at 4d62a12e26 Merge pull request #29694 from tmcgilchrist/release-runtime_events_tools-0.5.4
Updating 4d62a12e26..1f431665cd
Fast-forward
 packages/qcow-stream/qcow-stream.0.14.0/opam | 45 ++++++++++++++++++++
 packages/qcow-tool/qcow-tool.0.14.0/opam     | 57 +++++++++++++++++++++++++
 packages/qcow-types/qcow-types.0.14.0/opam   | 49 ++++++++++++++++++++++
 packages/qcow/qcow.0.14.0/opam               | 62 ++++++++++++++++++++++++++++
 4 files changed, 213 insertions(+)
 create mode 100644 packages/qcow-stream/qcow-stream.0.14.0/opam
 create mode 100644 packages/qcow-tool/qcow-tool.0.14.0/opam
 create mode 100644 packages/qcow-types/qcow-types.0.14.0/opam
 create mode 100644 packages/qcow/qcow.0.14.0/opam

(from ocaml/opam:debian-13-ocaml-5.4@sha256:a32e708a4134e2a41db640ce8876b2475794c7cd5c0ce822b17aeaf65592bf03)
2026-04-10 10:54.58 ---> using "4e852d2e6c9ac39a43c0cb8d1ef92ecff46d16da630bff560bb4811e0bb278c3" 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"))
2026-04-10 10:54.58 ---> saved as "499277dd8e38bf5015c1eb578039f5a07cd0b2c4ec1d65f1b12ac5c8dbbfd53a"

/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)

2026-04-10 10:55.41 ---> saved as "b6f0289ee65710175688f897118d212e838c1b1fbf120be578b9fc60c591ab75"

/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=13
# 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    5.4
2026-04-10 10:55.42 ---> saved as "13745f8557e119f464060ef52c572d7825b29d4829d40871f78e75e10d5790c8"

/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/"))
2026-04-10 10:55.54 ---> saved as "cf5b8fb5447b0ed9ebd788d35a1aa4932e34ca3e823a7808157d236b5ce2a72e"

/home/opam: (copy (src .) (dst opam-repository/))
2026-04-10 10:55.59 ---> saved as "f735d2c0071824972b8f689761fba495c39d6f5bfa1dea1e77b01914ac4bfa9d"

/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)

2026-04-10 10:56.12 ---> saved as "77afa9ffc6a75811928cf6722218e761c2528d7334a4f52463489abb8199fb8c"

/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 trixie InRelease
Get:2 http://deb.debian.org/debian trixie-updates InRelease [47.3 kB]
Get:3 http://deb.debian.org/debian-security trixie-security InRelease [43.4 kB]
Get:4 http://deb.debian.org/debian-security trixie-security/main amd64 Packages [121 kB]
Fetched 211 kB in 0s (2230 kB/s)
Reading package lists...
# OS package update successful
2026-04-10 10:56.15 ---> saved as "a88843ef752d65d13728111399c63c8a4edafb728383270145f81887bc2f312b"

/home/opam: (run (shell "opam pin add -k version -yn qcow-tool.0.14.0 0.14.0"))
qcow-tool is now pinned to version 0.14.0
2026-04-10 10:56.16 ---> saved as "adb02273b1345d6237ad392d3436b7171c14e7c3f72805304bf4ffcf2e8b8799"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam depext qcow-tool.0.14.0 && opam reinstall qcow-tool.0.14.0;\
                        \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-13\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'qcow-tool.0.14.0' && partial_fails=\"$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-tool.0.14.0: The following dependencies couldn't be met:
          - qcow-tool -> unix-type-representations -> ocaml < 5.0.0
              base of this switch (use `--unlock-base' to force)


Command failed: opam list --readonly --external '--resolve=qcow-tool.0.14.0' --color=never returned 20
"/usr/bin/env" "bash" "-c" "opam depext qcow-tool.0.14.0 && opam reinstall qcow-tool.0.14.0;
        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-13\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'qcow-tool.0.14.0' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2026-04-10 10:56.27: Job failed: Failed: Build failed
2026-04-10 10:56.27: Log analysis:
2026-04-10 10:56.27: >>> 
[ERROR] No solution for qcow-tool.0.14.0: The following dependencies couldn't be met:
 (score = 100)
2026-04-10 10:56.27: [SKIP] Package not available