2026-03-05 19:45.15: New job: build opentelemetry-cohttp-lwt.0.13, lower-bounds, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29501/head (fee83bbe33e4b4e7608ba61bb82ca9ea3c0ad932)
                              on debian-13-ocaml-4.09/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29501/head" && git reset --hard fee83bbe
git fetch origin master
git merge --no-edit f3ca8d6739c241b5e16cab2307b0bf8a5db266e9
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-4.09@sha256:e95dad3a54c74b35df4df5682acf62b9d71d2c8587e8e79247c5cb8f9ce00549
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn opentelemetry-cohttp-lwt.0.13 0.13
RUN opam reinstall opentelemetry-cohttp-lwt.0.13; \
    res=$?; \
    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 "$pkg" != 'opentelemetry-cohttp-lwt.0.13' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1
ENV OPAMCRITERIA="+removed,+count[version-lag,solution]"
ENV OPAMFIXUPCRITERIA="+removed,+count[version-lag,solution]"
ENV OPAMUPGRADECRITERIA="+removed,+count[version-lag,solution]"
RUN opam reinstall opentelemetry-cohttp-lwt.0.13; \
    res=$?; \
    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 "$pkg" != 'opentelemetry-cohttp-lwt.0.13' && partial_fails="$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 .

2026-03-05 19:45.15: Using cache hint "ocaml/opam:debian-13-ocaml-4.09@sha256:e95dad3a54c74b35df4df5682acf62b9d71d2c8587e8e79247c5cb8f9ce00549-opentelemetry-cohttp-lwt.0.13-fee83bbe33e4b4e7608ba61bb82ca9ea3c0ad932"
2026-03-05 19:45.15: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-4.09@sha256:e95dad3a54c74b35df4df5682acf62b9d71d2c8587e8e79247c5cb8f9ce00549)
 (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 opentelemetry-cohttp-lwt.0.13 0.13"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall opentelemetry-cohttp-lwt.0.13;\
             \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 \"$pkg\" != 'opentelemetry-cohttp-lwt.0.13' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
 (env OPAMCRITERIA +removed,+count[version-lag,solution])
 (env OPAMFIXUPCRITERIA +removed,+count[version-lag,solution])
 (env OPAMUPGRADECRITERIA +removed,+count[version-lag,solution])
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall opentelemetry-cohttp-lwt.0.13;\
             \n        res=$?;\
             \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 \"$pkg\" != 'opentelemetry-cohttp-lwt.0.13' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-03-05 19:45.15: Waiting for resource in pool OCluster
2026-03-05 19:45.21: Waiting for worker…
2026-03-05 19:45.21: Got resource from pool OCluster
Building on bremusa.ocamllabs.io
All commits already cached
HEAD is now at f3ca8d6739 Merge pull request #29503 from plermusiaux/release-saltoIL-0.2.1
Updating f3ca8d6739..fee83bbe33
Fast-forward
 .../opentelemetry-client-cohttp-eio.0.13/opam      | 53 ++++++++++++++++++++
 .../opentelemetry-client-cohttp-lwt.0.13/opam      | 51 +++++++++++++++++++
 .../opentelemetry-client-ocurl.0.13/opam           | 47 ++++++++++++++++++
 .../opentelemetry-cohttp-lwt.0.13/opam             | 47 ++++++++++++++++++
 .../opentelemetry-logs.0.13/opam                   | 49 +++++++++++++++++++
 .../opentelemetry-lwt/opentelemetry-lwt.0.13/opam  | 48 ++++++++++++++++++
 packages/opentelemetry/opentelemetry.0.13/opam     | 57 ++++++++++++++++++++++
 7 files changed, 352 insertions(+)
 create mode 100644 packages/opentelemetry-client-cohttp-eio/opentelemetry-client-cohttp-eio.0.13/opam
 create mode 100644 packages/opentelemetry-client-cohttp-lwt/opentelemetry-client-cohttp-lwt.0.13/opam
 create mode 100644 packages/opentelemetry-client-ocurl/opentelemetry-client-ocurl.0.13/opam
 create mode 100644 packages/opentelemetry-cohttp-lwt/opentelemetry-cohttp-lwt.0.13/opam
 create mode 100644 packages/opentelemetry-logs/opentelemetry-logs.0.13/opam
 create mode 100644 packages/opentelemetry-lwt/opentelemetry-lwt.0.13/opam
 create mode 100644 packages/opentelemetry/opentelemetry.0.13/opam

(from ocaml/opam:debian-13-ocaml-4.09@sha256:e95dad3a54c74b35df4df5682acf62b9d71d2c8587e8e79247c5cb8f9ce00549)
Uncaught exception: Failure("\"tar\" \"-C\" \"/var/cache/obuilder/in-progress/3d743d266e67b65ffd2c5411316f25015f285619b6e30bf63032e674b76a2be5/rootfs\" \"-xf\" \"-\" failed with exit status 2")
2026-03-05 19:46.16: Job failed: Failed: Internal error