(not at the head of any monitored branch or PR)
2026-03-28 23:54.08: New job: build libbinaryen.126.0.0, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29612/head (4c7f1e7d32763a5e30b6cdb4bab020cae874883c)
                              on debian-13-ocaml-4.09/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29612/head" && git reset --hard 4c7f1e7d
git fetch origin master
git merge --no-edit 603a60b422594a5504cf7434b7765fd5b39e978e
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-4.09@sha256:9fcbb2379e052b91e0562a0fe2269c0424c5f79aa2d718299ced30769104a3ca
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn libbinaryen.126.0.0 126.0.0
RUN opam reinstall libbinaryen.126.0.0; \
    res=$?; \
    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 "$pkg" != 'libbinaryen.126.0.0' && partial_fails="$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 .

2026-03-28 23:54.08: Using cache hint "ocaml/opam:debian-13-ocaml-4.09@sha256:9fcbb2379e052b91e0562a0fe2269c0424c5f79aa2d718299ced30769104a3ca-libbinaryen.126.0.0-4c7f1e7d32763a5e30b6cdb4bab020cae874883c"
2026-03-28 23:54.08: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-4.09@sha256:9fcbb2379e052b91e0562a0fe2269c0424c5f79aa2d718299ced30769104a3ca)
 (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 libbinaryen.126.0.0 126.0.0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall libbinaryen.126.0.0;\
             \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 \"$pkg\" != 'libbinaryen.126.0.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-03-28 23:54.08: Waiting for resource in pool OCluster
2026-03-28 23:54.09: Waiting for worker…
2026-03-28 23:54.09: Got resource from pool OCluster
Building on doris.caelum.ci.dev
HEAD is now at 101f85ce0e Package binaryen.0.35.0
HEAD is now at 603a60b422 Merge pull request #29604 from Octachron/release-utop-2.17.0
Updating 603a60b422..4c7f1e7d32
Fast-forward
 packages/libbinaryen/libbinaryen.126.0.0/opam | 29 +++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 packages/libbinaryen/libbinaryen.126.0.0/opam

(from ocaml/opam:debian-13-ocaml-4.09@sha256:9fcbb2379e052b91e0562a0fe2269c0424c5f79aa2d718299ced30769104a3ca)
Unable to find image 'ocaml/opam:debian-13-ocaml-4.09@sha256:9fcbb2379e052b91e0562a0fe2269c0424c5f79aa2d718299ced30769104a3ca' locally
docker.io/ocaml/opam@sha256:9fcbb2379e052b91e0562a0fe2269c0424c5f79aa2d718299ced30769104a3ca: Pulling from ocaml/opam
8f6ad858d0a4: Pulling fs layer
d9bd7d0c816a: Pulling fs layer
6b2843ebf827: Pulling fs layer
6d75cf61fe7e: Pulling fs layer
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b50d278a39e8: Pulling fs layer
b3d4d89274ab: Pulling fs layer
5e3d42e954bc: Pulling fs layer
6d75cf61fe7e: Waiting
844ee914844a: Waiting
3f03c70e01f9: Pulling fs layer
ce7ed822fa6b: Pulling fs layer
b50d278a39e8: Waiting
b3d4d89274ab: Waiting
5e3d42e954bc: Waiting
3f03c70e01f9: Waiting
d6e81f6bf025: Pulling fs layer
f65eba9e9530: Pulling fs layer
ce7ed822fa6b: Waiting
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f65eba9e9530: Waiting
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b35343d7f3ee: Waiting
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e53b6139fe8d: Waiting
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5824ee084099: Pulling fs layer
485dada8cbcf: Waiting
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14c192c5e79f: Pulling fs layer
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b28e5e4ea40d: Waiting
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41e14aca0746: Pulling fs layer
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ba1546f96e8e: Waiting
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7c4da781ab48: Pulling fs layer
a8ad231aebf9: Waiting
46d8ce7c6e65: Pulling fs layer
46d8ce7c6e65: Waiting
d9bd7d0c816a: Verifying Checksum
d9bd7d0c816a: Download complete
6b2843ebf827: Verifying Checksum
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6d75cf61fe7e: Verifying Checksum
6d75cf61fe7e: Download complete
8f6ad858d0a4: Verifying Checksum
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b3d4d89274ab: Download complete
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d9bd7d0c816a: Pull complete
ef54bef3e7a9: Verifying Checksum
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e125ae3c5851: Download complete
b28e5e4ea40d: Verifying Checksum
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d7048d111678: Download complete
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c7d22ef2cf9d: Download complete
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0d3bc343d311: Download complete
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d7048d111678: Pull complete
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c7d22ef2cf9d: Pull complete
400f25794c10: Verifying Checksum
400f25794c10: Download complete
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f3813fb4c8b4: Pull complete
400f25794c10: Pull complete
0d3bc343d311: Pull complete
08ffa89bd5c5: Pull complete
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Digest: sha256:9fcbb2379e052b91e0562a0fe2269c0424c5f79aa2d718299ced30769104a3ca
Status: Downloaded newer image for ocaml/opam@sha256:9fcbb2379e052b91e0562a0fe2269c0424c5f79aa2d718299ced30769104a3ca
2026-03-28 23:57.06 ---> saved as "bc8619310b536ff2efafc7a341e8811891c8de27a86a13e9c145b5ce0d423a53"

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-03-28 23:57.07 ---> saved as "d1459adc83609067db0c8024aeb18dd746ed81d32c7e14eb4a8a62479e7cf04f"

/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
[NOTE] The 'jobs' option was reset, its value was 71 and its new value will vary according to the current number of cores on your machine. You can restore the fixed value using:
           opam option jobs=71 --global
Format upgrade done.

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2026-03-28 23:57.29 ---> saved as "a8551bbbc43672b166928f1354dd01fb0f3d7b557a9403ec4959e28089752191"

/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=x86_64 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                 255
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       4.09
# invariant            ["ocaml-base-compiler" {= "4.09.1"}]
# compiler-packages    ocaml-base-compiler.4.09.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/4.09/lib/ocaml/stublibs:/home/opam/.opam/4.09/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       4.09.1
2026-03-28 23:57.30 ---> saved as "167476ff1d81af7d0915d240e335e82d9d68e280c4017efdf3170f2a2f80976c"

/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/"))
2026-03-28 23:57.41 ---> saved as "fcc193572f1d8dcfb477508ca96d38d75ea8b534f086fb2e80b18925eaaf0b46"

/home/opam: (copy (src .) (dst opam-repository/))
2026-03-28 23:57.50 ---> saved as "30cabb78d7829d2f02fab95abf4531f655bbf2481defe6d342142cad3b32bfa6"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-03-28 23:58.07 ---> saved as "cba28f442bd1d040adae370d32cd925344adf2a704d73ca7531bf736d2f8f7e2"

/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 amd64 Packages [114 kB]
- Fetched 205 kB in 0s (1355 kB/s)
- Reading package lists...
2026-03-28 23:58.08 ---> saved as "e40b35b757ec8636fa3f0130b37ed54c63bd00de24e19dc042f4bf719f78a59c"

/home/opam: (run (shell "opam pin add -k version -yn libbinaryen.126.0.0 126.0.0"))
libbinaryen is now pinned to version 126.0.0
2026-03-28 23:58.09 ---> saved as "ef10339b6419927f7fd4184c5eb50da7ac7076883ebfe51a50b573121f7cebd1"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall libbinaryen.126.0.0;\
                        \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 \"$pkg\" != 'libbinaryen.126.0.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
libbinaryen.126.0.0 is not installed. Install it? [Y/n] y
  * Incompatible packages:
    - (invariant) -> ocaml-base-compiler = 4.09.1
    - libbinaryen >= 126.0.0 -> ocaml >= 4.13 -> ocaml-variants < 4.14.2~
    You can temporarily relax the switch invariant with `--update-invariant'
  * Missing dependency:
    - libbinaryen >= 126.0.0 -> ocaml >= 4.13 -> ocaml-variants < 4.13.1~ -> ocaml-beta
    unmet availability conditions: 'enable-ocaml-beta-repository'
  * Missing dependency:
    - libbinaryen >= 126.0.0 -> ocaml >= 4.13 -> ocaml-variants >= 4.14.2~ -> system-msvc
    unmet availability conditions: 'os = "win32"'

No solution found, exiting
"/usr/bin/env" "bash" "-c" "opam reinstall libbinaryen.126.0.0;
        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 "$pkg" != 'libbinaryen.126.0.0' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2026-03-28 23:58.23: Job failed: Failed: Build failed
2026-03-28 23:58.23: Log analysis:
2026-03-28 23:58.23: >>> 
No solution found, exiting
 (score = 100)
2026-03-28 23:58.23: [SKIP] Package not available