Build:
  1. 0
2026-04-23 14:11.49: New job: test opentelemetry-client-cohttp-eio.0.91, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29755/head (81634a91aa8041c7ff3224a5f0c391049c789c51)
                              on debian-13-ocaml-4.14/s390x

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29755/head" && git reset --hard 81634a91
git fetch origin master
git merge --no-edit ac6455a3b0e92c2a15260efab2ddd10cdcd05dc4
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-4.14@sha256:6d7754c62483f7e49c48ba2bd534f04bd2fe88c03a3233534317c57f1bf36d92
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn opentelemetry-client-cohttp-eio.0.91 0.91
RUN opam reinstall opentelemetry-client-cohttp-eio.0.91; \
    res=$?; \
    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 "$pkg" != 'opentelemetry-client-cohttp-eio.0.91' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1
RUN (opam reinstall --with-test opentelemetry-client-cohttp-eio.0.91) || true
RUN opam reinstall --with-test --verbose opentelemetry-client-cohttp-eio.0.91; \
    res=$?; \
    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 "$pkg" != 'opentelemetry-client-cohttp-eio.0.91' && partial_fails="$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 .

2026-04-23 14:11.49: Using cache hint "ocaml/opam:debian-13-ocaml-4.14@sha256:6d7754c62483f7e49c48ba2bd534f04bd2fe88c03a3233534317c57f1bf36d92-opentelemetry-client-cohttp-eio.0.91-81634a91aa8041c7ff3224a5f0c391049c789c51"
2026-04-23 14:11.49: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-4.14@sha256:6d7754c62483f7e49c48ba2bd534f04bd2fe88c03a3233534317c57f1bf36d92)
 (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-client-cohttp-eio.0.91 0.91"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall opentelemetry-client-cohttp-eio.0.91;\
             \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 \"$pkg\" != 'opentelemetry-client-cohttp-eio.0.91' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
 (run (network host)
      (shell "(opam reinstall --with-test opentelemetry-client-cohttp-eio.0.91) || true"))
 (run (shell  "opam reinstall --with-test --verbose opentelemetry-client-cohttp-eio.0.91;\
             \n        res=$?;\
             \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 \"$pkg\" != 'opentelemetry-client-cohttp-eio.0.91' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-04-23 14:11.49: Waiting for resource in pool OCluster
2026-04-23 14:11.51: Waiting for worker…
2026-04-23 14:53.50: Got resource from pool OCluster
Building on s390x-worker-01.marist.ci.dev
All commits already cached
HEAD is now at ac6455a3b0 Merge pull request #29784 from samoht/release-alcobar-v0.3.1
Updating ac6455a3b0..81634a91aa
Fast-forward
 .../opentelemetry-client-cohttp-eio.0.91/opam      | 50 +++++++++++++++++++++
 .../opentelemetry-client-cohttp-lwt.0.91/opam      | 47 ++++++++++++++++++++
 .../opentelemetry-client-ocurl-lwt.0.91/opam       | 48 ++++++++++++++++++++
 .../opentelemetry-client-ocurl.0.91/opam           | 45 +++++++++++++++++++
 .../opentelemetry-client.0.91/opam                 | 39 +++++++++++++++++
 .../opentelemetry-cohttp-lwt.0.91/opam             | 43 ++++++++++++++++++
 .../opentelemetry-logs.0.91/opam                   | 43 ++++++++++++++++++
 .../opentelemetry-lwt/opentelemetry-lwt.0.91/opam  | 43 ++++++++++++++++++
 packages/opentelemetry/opentelemetry.0.91/opam     | 51 ++++++++++++++++++++++
 9 files changed, 409 insertions(+)
 create mode 100644 packages/opentelemetry-client-cohttp-eio/opentelemetry-client-cohttp-eio.0.91/opam
 create mode 100644 packages/opentelemetry-client-cohttp-lwt/opentelemetry-client-cohttp-lwt.0.91/opam
 create mode 100644 packages/opentelemetry-client-ocurl-lwt/opentelemetry-client-ocurl-lwt.0.91/opam
 create mode 100644 packages/opentelemetry-client-ocurl/opentelemetry-client-ocurl.0.91/opam
 create mode 100644 packages/opentelemetry-client/opentelemetry-client.0.91/opam
 create mode 100644 packages/opentelemetry-cohttp-lwt/opentelemetry-cohttp-lwt.0.91/opam
 create mode 100644 packages/opentelemetry-logs/opentelemetry-logs.0.91/opam
 create mode 100644 packages/opentelemetry-lwt/opentelemetry-lwt.0.91/opam
 create mode 100644 packages/opentelemetry/opentelemetry.0.91/opam

(from ocaml/opam:debian-13-ocaml-4.14@sha256:6d7754c62483f7e49c48ba2bd534f04bd2fe88c03a3233534317c57f1bf36d92)
Unable to find image 'ocaml/opam:debian-13-ocaml-4.14@sha256:6d7754c62483f7e49c48ba2bd534f04bd2fe88c03a3233534317c57f1bf36d92' locally
docker.io/ocaml/opam@sha256:6d7754c62483f7e49c48ba2bd534f04bd2fe88c03a3233534317c57f1bf36d92: Pulling from ocaml/opam
Digest: sha256:6d7754c62483f7e49c48ba2bd534f04bd2fe88c03a3233534317c57f1bf36d92
Status: Downloaded newer image for ocaml/opam@sha256:6d7754c62483f7e49c48ba2bd534f04bd2fe88c03a3233534317c57f1bf36d92
2026-04-23 14:53.52 ---> using "65b6e09b0b05f57c90eb8a0dca82d2545673a3b401275d349b332813168c6ea5" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-04-23 14:53.52 ---> using "7eb93946e0f054871a6f79e16fd39fc5a2db8d8af383cdf83291db2152c338b2" 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.

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
2026-04-23 14:53.52 ---> using "a3ee912d340ac4701a0528211612c5bfd8ed8cb2a4e1a94a43543ecf831302a4" 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         2.5.1
# self-upgrade         no
# system               arch=s390x 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                 3
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       4.14
# invariant            ["ocaml-base-compiler" {= "4.14.3"}]
# compiler-packages    ocaml-base-compiler.4.14.3, ocaml-options-vanilla.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/4.14/lib/ocaml/stublibs:/home/opam/.opam/4.14/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       4.14.3
2026-04-23 14:53.52 ---> using "057573947993ad89e575c30cbf82051ef6bdf6a6edebf43a17ad5d4c4c8107e8" 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/"))
2026-04-23 14:53.52 ---> using "c52bfdb1c69932ec2fb33df116e2e1d10b47be9f5bebf1478efb8b4e1eaba473" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2026-04-23 14:53.52 ---> using "07e385915f5779f1f2da313fbc43daea98011f3bc073bdcc92db63a3c25a4fed" from cache

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-04-23 14:53.52 ---> using "834a95e65a56e6582f5ee20816745decbc94a06721df713c7722d5340da29983" from cache

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/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 s390x Packages [119 kB]
- Fetched 210 kB in 0s (1112 kB/s)
- Reading package lists...
- 
2026-04-23 14:53.52 ---> using "2e3c252100e4c932e90f6ed8f48a2682ef3dfa701eca710821717874d0c1baf9" from cache

/home/opam: (run (shell "opam pin add -k version -yn opentelemetry-client-cohttp-eio.0.91 0.91"))
opentelemetry-client-cohttp-eio is now pinned to version 0.91
2026-04-23 14:53.52 ---> using "6476af9a7a52c80208fb2d8ce35856ddd4dc709c8d665447b3983f71923b098a" from cache

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall opentelemetry-client-cohttp-eio.0.91;\
                        \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 \"$pkg\" != 'opentelemetry-client-cohttp-eio.0.91' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
opentelemetry-client-cohttp-eio.0.91 is not installed. Install it? [Y/n] y
  * No agreement on the version of ocaml:
    - (invariant) -> ocaml-base-compiler = 4.14.3 -> ocaml = 4.14.3
    - opentelemetry-client-cohttp-eio >= 0.91 -> ocaml >= 5.0
    You can temporarily relax the switch invariant with `--update-invariant'
  * Incompatible packages:
    - (invariant) -> ocaml-base-compiler = 4.14.3
    - opentelemetry-client-cohttp-eio >= 0.91 -> ocaml >= 5.0 -> ocaml-variants >= 5.4.1~

No solution found, exiting
"/usr/bin/env" "bash" "-c" "opam reinstall opentelemetry-client-cohttp-eio.0.91;
        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 "$pkg" != 'opentelemetry-client-cohttp-eio.0.91' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2026-04-23 14:54.04: Job failed: Failed: Build failed
2026-04-23 14:54.04: Log analysis:
2026-04-23 14:54.04: >>> 
No solution found, exiting
 (score = 100)
2026-04-23 14:54.04: [SKIP] Package not available