Build:
  1. 0
2026-05-06 10:27.46: New job: build mnet-tls.0.0.2, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29861/head (c66a84118af5ce013e1eeca7e6c0c9159d862b6f)
                              on debian-13-ocaml-5.4/s390x

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29861/head" && git reset --hard c66a8411
git fetch origin master
git merge --no-edit bbc167e491a7618a300bcabe47b9dc308a16dbb5
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-5.4@sha256:dda4d4b09bae6dcbbdeba9f17f1102ebd28d50c14e82b8a940b98e2cc886105b
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn mnet-tls.0.0.2 0.0.2
RUN opam reinstall mnet-tls.0.0.2; \
    res=$?; \
    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 "$pkg" != 'mnet-tls.0.0.2' && partial_fails="$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 .

2026-05-06 10:27.46: Using cache hint "ocaml/opam:debian-13-ocaml-5.4@sha256:dda4d4b09bae6dcbbdeba9f17f1102ebd28d50c14e82b8a940b98e2cc886105b-mnet-tls.0.0.2-c66a84118af5ce013e1eeca7e6c0c9159d862b6f"
2026-05-06 10:27.46: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-5.4@sha256:dda4d4b09bae6dcbbdeba9f17f1102ebd28d50c14e82b8a940b98e2cc886105b)
 (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 mnet-tls.0.0.2 0.0.2"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall mnet-tls.0.0.2;\
             \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 \"$pkg\" != 'mnet-tls.0.0.2' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-05-06 10:27.46: Waiting for resource in pool OCluster
2026-05-06 10:27.49: Waiting for worker…
2026-05-06 21:40.04: Got resource from pool OCluster
Building on s390x-worker-01.marist.ci.dev
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Updating files: 100% (17810/17810), done.
HEAD is now at 54ba9eee4d Merge commit 'a8c5b06fec8243a231a087d1654ffeaef7c82c9d'
HEAD is now at bbc167e491 Merge pull request #29851 from hannesm/release-albatross-v2.7.1
Updating bbc167e491..c66a84118a
Fast-forward
 packages/mnet-cli/mnet-cli.0.0.2/opam              | 36 +++++++++++++++++++
 packages/mnet-dns/mnet-dns.0.0.2/opam              | 34 ++++++++++++++++++
 .../mnet-happy-eyeballs.0.0.2/opam                 | 31 ++++++++++++++++
 packages/mnet-tls/mnet-tls.0.0.2/opam              | 31 ++++++++++++++++
 packages/mnet/mnet.0.0.2/opam                      | 41 ++++++++++++++++++++++
 5 files changed, 173 insertions(+)
 create mode 100644 packages/mnet-cli/mnet-cli.0.0.2/opam
 create mode 100644 packages/mnet-dns/mnet-dns.0.0.2/opam
 create mode 100644 packages/mnet-happy-eyeballs/mnet-happy-eyeballs.0.0.2/opam
 create mode 100644 packages/mnet-tls/mnet-tls.0.0.2/opam
 create mode 100644 packages/mnet/mnet.0.0.2/opam

(from ocaml/opam:debian-13-ocaml-5.4@sha256:dda4d4b09bae6dcbbdeba9f17f1102ebd28d50c14e82b8a940b98e2cc886105b)
Unable to find image 'ocaml/opam:debian-13-ocaml-5.4@sha256:dda4d4b09bae6dcbbdeba9f17f1102ebd28d50c14e82b8a940b98e2cc886105b' locally
docker.io/ocaml/opam@sha256:dda4d4b09bae6dcbbdeba9f17f1102ebd28d50c14e82b8a940b98e2cc886105b: Pulling from ocaml/opam
Digest: sha256:dda4d4b09bae6dcbbdeba9f17f1102ebd28d50c14e82b8a940b98e2cc886105b
Status: Downloaded newer image for ocaml/opam@sha256:dda4d4b09bae6dcbbdeba9f17f1102ebd28d50c14e82b8a940b98e2cc886105b
2026-05-06 21:40.27 ---> using "9f651675f82f1bda2cb7a5c113f55c5cd8d32432e8a33175f4bd1a4d5a8e37f4" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-05-06 21:40.27 ---> using "6a6a03dff9bf199fc333ea0eb0e67ff856fd2968740caa6e20b83100f8a174c4" 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
2026-05-06 21:40.27 ---> using "5c298fecb8d58b7817ad6dd392b7b479f7129b35be8c669c2e048dc36e45ffca" 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       5.4
# invariant            ["ocaml-base-compiler" {= "5.4.1"}]
# compiler-packages    ocaml-base-compiler.5.4.1, ocaml-compiler.5.4.1, ocaml-options-vanilla.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/5.4/lib/ocaml/stublibs:/home/opam/.opam/5.4/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       5.4.1
2026-05-06 21:40.27 ---> using "6640e26ee48a3132378ffdc533b4afe384219ce60f195020478118f1c3563740" 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/"))
2026-05-06 21:40.27 ---> using "de158228baf95d812843ca6a28426850ee123406cc7cf892fc972b766b453680" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2026-05-06 21:41.56 ---> saved as "435eb44864207ce90437ce73583f2d8b1476b498c8d666fd84ac44340325e096"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-05-06 21:44.45 ---> saved as "c9c392ee2beef32b279eb47efb97a3d8b98f9e723c19bb0ff789dd58456c14f7"

/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 [123 kB]
- Fetched 214 kB in 1s (315 kB/s)
- Reading package lists...
- 
2026-05-06 21:45.31 ---> saved as "38c4687cecbcf27f981908939a10ef9a25ea73b49a67e51b68f5d591bf66e386"

/home/opam: (run (shell "opam pin add -k version -yn mnet-tls.0.0.2 0.0.2"))
mnet-tls is now pinned to version 0.0.2
2026-05-06 21:45.51 ---> saved as "b4c6aefdb273781ecb4fb0eb225bab0dff0b21d46e79d7fea65b3491736bcfa0"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall mnet-tls.0.0.2;\
                        \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 \"$pkg\" != 'mnet-tls.0.0.2' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
mnet-tls.0.0.2 is not installed. Install it? [Y/n] y
  * Missing dependency:
    - mnet-tls >= 0.0.2 -> mnet >= 0.0.2 -> mkernel -> solo5
    unmet availability conditions, e.g. '(arch = "x86_64" | arch = "arm64" | arch = "ppc64") & (os = "linux" | os = "freebsd" | os = "openbsd")'

No solution found, exiting
"/usr/bin/env" "bash" "-c" "opam reinstall mnet-tls.0.0.2;
        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 "$pkg" != 'mnet-tls.0.0.2' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2026-05-06 21:47.56: Job failed: Failed: Build failed
2026-05-06 21:47.56: Log analysis:
2026-05-06 21:47.56: >>> 
No solution found, exiting
 (score = 100)
2026-05-06 21:47.56: [SKIP] Package not available