(for PR #29223)

2026-01-20 14:22.59: New job: build domainpc.0.1, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29223/head (6f70752948af7fb82909b9805d4818479f054fea)
                              on debian-13-ocaml-5.0/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29223/head" && git reset --hard 6f707529
git fetch origin master
git merge --no-edit 1c997ec9e6ebc6ea699547000cb8dfa44e52efaa
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-5.0@sha256:a195c4ae24e1606a5d3928fc879cb7596bcaa5c7e43991c1d04fcb33f4b5b835
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn domainpc.0.1 0.1
RUN opam reinstall domainpc.0.1; \
    res=$?; \
    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-13\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'domainpc.0.1' && partial_fails="$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 .

2026-01-20 14:22.59: Using cache hint "ocaml/opam:debian-13-ocaml-5.0@sha256:a195c4ae24e1606a5d3928fc879cb7596bcaa5c7e43991c1d04fcb33f4b5b835-domainpc.0.1-6f70752948af7fb82909b9805d4818479f054fea"
2026-01-20 14:22.59: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-5.0@sha256:a195c4ae24e1606a5d3928fc879cb7596bcaa5c7e43991c1d04fcb33f4b5b835)
 (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 domainpc.0.1 0.1"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall domainpc.0.1;\
             \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-13\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'domainpc.0.1' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-01-20 14:22.59: Waiting for resource in pool OCluster
2026-01-20 14:23.00: Waiting for worker…
2026-01-20 14:23.00: Got resource from pool OCluster
Building on laodoke.caelum.ci.dev
All commits already cached
Updating files:  92% (17885/19233)
Updating files:  93% (17887/19233)
Updating files:  94% (18080/19233)
Updating files:  95% (18272/19233)
Updating files:  96% (18464/19233)
Updating files:  97% (18657/19233)
Updating files:  98% (18849/19233)
Updating files:  99% (19041/19233)
Updating files: 100% (19233/19233)
Updating files: 100% (19233/19233), done.
HEAD is now at 1c997ec9e6 Merge pull request #29241 from polytypic/release-multicore-magic-2.3.2
Merge made by the 'ort' strategy.
 packages/domainpc/domainpc.0.1/opam | 41 +++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 packages/domainpc/domainpc.0.1/opam

(from ocaml/opam:debian-13-ocaml-5.0@sha256:a195c4ae24e1606a5d3928fc879cb7596bcaa5c7e43991c1d04fcb33f4b5b835)
2026-01-20 14:23.21 ---> using "223e9bec149ca9c63483d3388b783972d9169c8ecee6624d9f6945b430c957cd" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-01-20 14:23.21 ---> using "eede7f4861ef34eb8a9dad54338c832eae2cc5e0a18f5267635dd4775da186f2" 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.

Continue? [Y/n] y
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.

Format upgrade done.

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2026-01-20 14:23.21 ---> using "14052c8aee8489c360fb13d7a3f28c7ef5c5102fcc4c75c69ba1b8925cdccfbc" 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         2.5.0
# self-upgrade         no
# system               arch=x86_64 os=linux os-distribution=debian os-version=13
# 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       5.0
# invariant            ["ocaml-base-compiler" {= "5.0.0"}]
# compiler-packages    ocaml-base-compiler.5.0.0, ocaml-options-vanilla.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/5.0/lib/ocaml/stublibs:/home/opam/.opam/5.0/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       5.0.0
2026-01-20 14:23.21 ---> using "1f15fc6dac740665a1930bd838a3a228482902762a5126bc0ddff20923a56560" 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/"))
2026-01-20 14:23.21 ---> using "ced8b9cebfed13a69c1d95287279b8879515a4931e2e2f78717bb2101ee571dd" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2026-01-20 14:23.30 ---> saved as "98c8482aa77bcf3876ca7ab6774ef6b70b89acbe99b458dd145f70d4b60690d0"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-01-20 14:23.51 ---> saved as "732b3daac950a6f7a5e5f28ea8bba03a11c7f0995a7c4675944a0f6c99c3f4e9"

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/sudo "apt-get" "update"
- Get:1 http://deb.debian.org/debian trixie InRelease [140 kB]
- 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 trixie/main amd64 Packages [9670 kB]
- Get:5 http://deb.debian.org/debian-security trixie-security/main amd64 Packages [96.1 kB]
- Fetched 9998 kB in 1s (6971 kB/s)
- Reading package lists...
- 
2026-01-20 14:23.53 ---> saved as "e1000665a17bf6371f911bcd19aeed30b622e365b09d11a4eb34a251537ca1f8"

/home/opam: (run (shell "opam pin add -k version -yn domainpc.0.1 0.1"))
domainpc is now pinned to version 0.1
2026-01-20 14:23.54 ---> saved as "a97ca3f2cc91f6e53f46312d397aed3cfba6da3c947c86de9ed52b73450ac1b5"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall domainpc.0.1;\
                        \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-13\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'domainpc.0.1' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
domainpc.0.1 is not installed. Install it? [Y/n] y
  * Incompatible packages:
    - (invariant) -> ocaml-base-compiler = 5.0.0
    - domainpc -> ocaml >= 5.2.0 -> ocaml-variants < 5.4.1~
    You can temporarily relax the switch invariant with `--update-invariant'
  * Missing dependency:
    - domainpc -> ocaml >= 5.2.0 -> ocaml-variants < 5.2.1~ -> ocaml-beta
    unmet availability conditions: 'enable-ocaml-beta-repository'
  * Missing dependency:
    - domainpc -> ocaml >= 5.2.0 -> ocaml-variants < 5.2.1~ -> system-msvc
    unmet availability conditions: 'os = "win32"'

No solution found, exiting
"/usr/bin/env" "bash" "-c" "opam reinstall domainpc.0.1;
        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-13\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'domainpc.0.1' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2026-01-20 14:24.17: Job failed: Failed: Build failed
2026-01-20 14:24.17: Log analysis:
2026-01-20 14:24.17: >>> 
No solution found, exiting
 (score = 100)
2026-01-20 14:24.17: [SKIP] Package not available