(not at the head of any monitored branch or PR)
2026-03-06 15:46.10: New job: build opentelemetry-client-cohttp-eio.0.13, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29501/head (893c1784a20aa699d0ef00d2df9fe0e8c997c853)
                              on debian-13-ocaml-4.14/s390x

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29501/head" && git reset --hard 893c1784
git fetch origin master
git merge --no-edit 31db989bcaf14647d9889b8903120d6202ac37a8
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-4.14@sha256:79a341f15ad0568e6625644d32c721cc69f7be831ac265c2a81a1631f16e6759
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn opentelemetry-client-cohttp-eio.0.13 0.13
RUN opam reinstall opentelemetry-client-cohttp-eio.0.13; \
    res=$?; \
    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 "$pkg" != 'opentelemetry-client-cohttp-eio.0.13' && partial_fails="$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 .

2026-03-06 15:46.10: Using cache hint "ocaml/opam:debian-13-ocaml-4.14@sha256:79a341f15ad0568e6625644d32c721cc69f7be831ac265c2a81a1631f16e6759-opentelemetry-client-cohttp-eio.0.13-893c1784a20aa699d0ef00d2df9fe0e8c997c853"
2026-03-06 15:46.10: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-4.14@sha256:79a341f15ad0568e6625644d32c721cc69f7be831ac265c2a81a1631f16e6759)
 (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.0.13 0.13"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall opentelemetry-client-cohttp-eio.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 \"$pkg\" != 'opentelemetry-client-cohttp-eio.0.13' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-03-06 15:46.10: Waiting for resource in pool OCluster
2026-03-06 15:46.14: Waiting for worker…
2026-03-06 16:43.27: Got resource from pool OCluster
Building on s390x-worker-01.marist.ci.dev
All commits already cached
HEAD is now at 31db989bca Merge pull request #29510 from kit-ty-kate/lwt-ocaml5
Updating 31db989bca..893c1784a2
Fast-forward
 .../opentelemetry-client-cohttp-eio.0.13/opam      | 54 ++++++++++++++++++++
 .../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, 353 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-4.14@sha256:79a341f15ad0568e6625644d32c721cc69f7be831ac265c2a81a1631f16e6759)
Unable to find image 'ocaml/opam:debian-13-ocaml-4.14@sha256:79a341f15ad0568e6625644d32c721cc69f7be831ac265c2a81a1631f16e6759' locally
docker.io/ocaml/opam@sha256:79a341f15ad0568e6625644d32c721cc69f7be831ac265c2a81a1631f16e6759: Pulling from ocaml/opam
aba9aa950add: Pulling fs layer
44cbd81c12fa: Pulling fs layer
4c53aedee6a2: Pulling fs layer
d670da13a611: Pulling fs layer
c7cf53536c8c: Pulling fs layer
f89fc642e809: Pulling fs layer
d6e89c91c7f1: Pulling fs layer
11f834d4f810: Pulling fs layer
041610a4735d: Pulling fs layer
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666dcb8fb896: Pulling fs layer
84b728f5e566: Pulling fs layer
899a6b8287ef: Pulling fs layer
43d20536d132: Pulling fs layer
3d66d800d42c: Pulling fs layer
079a365d41d8: Pulling fs layer
f8d8f24d1124: Pulling fs layer
d670da13a611: Waiting
c7cf53536c8c: Waiting
a17501abf2c8: Pulling fs layer
f89fc642e809: Waiting
d6e89c91c7f1: Waiting
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0578668b9fde: Waiting
666dcb8fb896: Waiting
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4f4fb700ef54: Pulling fs layer
84b728f5e566: Waiting
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a32f07fd246c: Pulling fs layer
43d20536d132: Waiting
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f8d8f24d1124: Waiting
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352a6691ace8: Waiting
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a4c0247e454f: Pulling fs layer
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f38a64490ef7: Pulling fs layer
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fa9c0cbd7859: Waiting
dca60e431d9b: Waiting
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8ad1a1eeac86: Pulling fs layer
d7fca2ca9ddd: Pulling fs layer
750ea0eaf085: Waiting
89e499ef4999: Pulling fs layer
026bbb2287d8: Waiting
8ad1a1eeac86: Waiting
d7fca2ca9ddd: Waiting
89e499ef4999: Waiting
44cbd81c12fa: Verifying Checksum
44cbd81c12fa: Download complete
4c53aedee6a2: Verifying Checksum
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Digest: sha256:79a341f15ad0568e6625644d32c721cc69f7be831ac265c2a81a1631f16e6759
Status: Downloaded newer image for ocaml/opam@sha256:79a341f15ad0568e6625644d32c721cc69f7be831ac265c2a81a1631f16e6759
2026-03-06 16:43.29 ---> using "b833f4a2374ee8e2e615086902f88fb301ea592bc1fad5e8e16099dd1f1e42d5" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-03-06 16:43.29 ---> using "e351a2269696d86faa94ff0632d1e12683611c61fdf1919a6c21968c751717fb" 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
Format upgrade done.
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.


<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2026-03-06 16:43.29 ---> using "1755d1ebadd37fb42eac986c7c5ae7af8c922ce3d0a8a0f31f397ebab74a1523" 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=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" {= "4.14.2"}]
# compiler-packages    ocaml-base-compiler.4.14.2, 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       4.14.2
2026-03-06 16:43.29 ---> using "717cc17b14ac1857ab3093b85e2361ade81bc5ab35773ddf5b0af99a19227b25" 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/"))
2026-03-06 16:43.29 ---> using "6434a2ea5003f46b9e2ca6d9310d6c019e97d04146153104f16c74c0679bfe26" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2026-03-06 16:43.30 ---> using "71b281fe5ea4cfa94ea8ffe210e83f44515e7eb8d1d62f31c2275edd17995f8f" from cache

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-03-06 16:43.30 ---> using "0e09437622d3428cc1372d9bb19fd6e4df59c23af9b0eb81ba848c0f9b805a23" 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 [99.7 kB]
- Fetched 190 kB in 0s (448 kB/s)
- Reading package lists...
2026-03-06 16:43.30 ---> using "ba41ce2cd08d9017d307cdcc7027a36e0c465f9e566fb4d61b7d6fe1af475152" from cache

/home/opam: (run (shell "opam pin add -k version -yn opentelemetry-client-cohttp-eio.0.13 0.13"))
opentelemetry-client-cohttp-eio is now pinned to version 0.13
2026-03-06 16:43.35 ---> saved as "b01a39dc3016e856411efd2702b00866b6533149d43d9b171e4b7bbc71ffb9e9"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall opentelemetry-client-cohttp-eio.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 \"$pkg\" != 'opentelemetry-client-cohttp-eio.0.13' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
opentelemetry-client-cohttp-eio.0.13 is not installed. Install it? [Y/n] y
  * Incompatible packages:
    - (invariant) -> ocaml-base-compiler = 4.14.2
    - opentelemetry-client-cohttp-eio >= 0.13 -> ocaml >= 5.0 -> ocaml-variants < 5.6.1~
    You can temporarily relax the switch invariant with `--update-invariant'
  * Missing dependency:
    - opentelemetry-client-cohttp-eio >= 0.13 -> ocaml >= 5.0 -> ocaml-variants < 5.0.1~ -> ocaml-beta
    unmet availability conditions: 'enable-ocaml-beta-repository'
  * Missing dependency:
    - opentelemetry-client-cohttp-eio >= 0.13 -> ocaml >= 5.0 -> ocaml-variants < 5.2.1~ -> system-msvc
    unmet availability conditions: 'os = "win32"'

No solution found, exiting
"/usr/bin/env" "bash" "-c" "opam reinstall opentelemetry-client-cohttp-eio.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 "$pkg" != 'opentelemetry-client-cohttp-eio.0.13' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2026-03-06 16:43.50: Job failed: Failed: Build failed
2026-03-06 16:43.50: Log analysis:
2026-03-06 16:43.50: >>> 
No solution found, exiting
 (score = 100)
2026-03-06 16:43.50: [SKIP] Package not available