(not at the head of any monitored branch or PR)
2025-03-07 09:42.07: New job: build lwt_ppx.5.9.1, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/27583/head (65f0444f860f151e52fa62d523ffefb662b20944)
                              on debian-12-ocaml-4.02/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/27583/head" && git reset --hard 65f0444f
git fetch origin master
git merge --no-edit 862a7640b194b6ef60dc2d24341920e48dd021fe
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-12-ocaml-4.02@sha256:ba3dbd8b4427261f817e7e28a3daa6e91e25c18fdfafa4d7d22a8f13d02ec001
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn lwt_ppx.5.9.1 5.9.1
RUN opam reinstall lwt_ppx.5.9.1; \
    res=$?; \
    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 "$pkg" != 'lwt_ppx.5.9.1' && partial_fails="$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 .

2025-03-07 09:42.07: Using cache hint "ocaml/opam:debian-12-ocaml-4.02@sha256:ba3dbd8b4427261f817e7e28a3daa6e91e25c18fdfafa4d7d22a8f13d02ec001-lwt_ppx.5.9.1-65f0444f860f151e52fa62d523ffefb662b20944"
2025-03-07 09:42.07: Using OBuilder spec:
((from ocaml/opam:debian-12-ocaml-4.02@sha256:ba3dbd8b4427261f817e7e28a3daa6e91e25c18fdfafa4d7d22a8f13d02ec001)
 (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 lwt_ppx.5.9.1 5.9.1"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall lwt_ppx.5.9.1;\
             \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 \"$pkg\" != 'lwt_ppx.5.9.1' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-03-07 09:42.07: Waiting for resource in pool OCluster
2025-03-07 09:42.10: Waiting for worker…
2025-03-07 09:42.10: Got resource from pool OCluster
Building on x86-bm-c2.sw.ocaml.org
HEAD is now at 9a70c2fa5f 2 packages from ocsigen/lwt at 5.8.1
HEAD is now at 862a7640b1 Merge pull request #27578 from kit-ty-kate/patch-3.0-revdeps
Updating 862a7640b1..65f0444f86
Fast-forward
 packages/lwt/lwt.5.9.1/opam         | 63 +++++++++++++++++++++++++++++++++++++
 packages/lwt_ppx/lwt_ppx.5.9.1/opam | 42 +++++++++++++++++++++++++
 2 files changed, 105 insertions(+)
 create mode 100644 packages/lwt/lwt.5.9.1/opam
 create mode 100644 packages/lwt_ppx/lwt_ppx.5.9.1/opam

(from ocaml/opam:debian-12-ocaml-4.02@sha256:ba3dbd8b4427261f817e7e28a3daa6e91e25c18fdfafa4d7d22a8f13d02ec001)
2025-03-07 09:42.56 ---> saved as "d53bdfca013872bb977c60a1c3fae3325a1e67304d1a38f0d2a01d9dd52f065b"

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2025-03-07 09:42.56 ---> saved as "51f6782050e6cc58589bd3db984e753cbf45594d072ac374f059948f1e945957"

/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 development 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 ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[opam-repository-archive] synchronised from git+https://github.com/ocaml/opam-repository-archive
[default] synchronised from file:///home/opam/opam-repository
2025-03-07 09:44.07 ---> saved as "cfbd5d49fd283f9d10aa98134f8df2e7f03d8476cb7f97ff61d562fc2a8076de"

/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~alpha1~dev (34b7b4ec4af0ebd3c8fc4aee8088471be2ad48c7)
# 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                 39
# repositories         1 (local), 1 (version-controlled)
# pinned               1 (version)
# current-switch       4.02
# invariant            ["ocaml-base-compiler" {= "4.02.3"}]
# compiler-packages    ocaml-base-compiler.4.02.3
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/4.02/lib/ocaml/stublibs:/home/opam/.opam/4.02/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       4.02.3
2025-03-07 09:44.09 ---> saved as "5625012d92e46ad3439cce4f90df919fdff0e113b2d2d252980b2d5c88a94ada"

/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/"))
2025-03-07 09:44.16 ---> saved as "258d08fe5456c240999ad9af7208ee441e1fc1fd4f53704c38a6a499777369e2"

/home/opam: (copy (src .) (dst opam-repository/))
2025-03-07 09:44.22 ---> saved as "2aa2841a8e42b0c00b9a7d330da172b5f7961bc097057873b3b9708ef9d92feb"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-03-07 09:45.06 ---> saved as "f992fde7d7bef3ef1e24db659826f984fbc408df723ab24d9adec8311185eab4"

/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 [246 kB]
- Fetched 349 kB in 0s (1318 kB/s)
- Reading package lists...
2025-03-07 09:45.07 ---> saved as "d619c7e273d96c227610318ed195f064facadf642b5f85b5aa557d258ef4789e"

/home/opam: (run (shell "opam pin add -k version -yn lwt_ppx.5.9.1 5.9.1"))
lwt_ppx is now pinned to version 5.9.1
2025-03-07 09:45.08 ---> saved as "97ed6055cd8e039096165898afc6cafc597ebf8cd0df85bcdeaa79b774959acd"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall lwt_ppx.5.9.1;\
                        \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 \"$pkg\" != 'lwt_ppx.5.9.1' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
lwt_ppx.5.9.1 is not installed. Install it? [Y/n] y
  * No agreement on the version of ocaml:
    - (invariant) -> ocaml-base-compiler = 4.02.3 -> ocaml = 4.02.3
    - lwt_ppx >= 5.9.1 -> ocaml >= 4.08
    You can temporarily relax the switch invariant with `--update-invariant'
  * Incompatible packages:
    - (invariant) -> ocaml-base-compiler = 4.02.3
    - lwt_ppx >= 5.9.1 -> ocaml >= 4.08 -> ocaml-variants >= 5.0.1~
  * Missing dependency:
    - lwt_ppx >= 5.9.1 -> ocaml >= 4.08 -> ocaml-variants >= 5.0.1~ -> system-msvc
    unmet availability conditions: 'os = "win32"'

No solution found, exiting
"/usr/bin/env" "bash" "-c" "opam reinstall lwt_ppx.5.9.1;
        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 "$pkg" != 'lwt_ppx.5.9.1' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2025-03-07 09:45.32: Job failed: Failed: Build failed
2025-03-07 09:45.32: Log analysis:
2025-03-07 09:45.32: >>> 
No solution found, exiting
 (score = 100)
2025-03-07 09:45.32: [SKIP] Package not available