(not at the head of any monitored branch or PR)
2025-03-11 12:04.28: New job: build melange-json.2.0.0, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/27606/head (b4fe13ada701b14e900bf7bc4653de286fd2c76e)
                              on debian-12-ocaml-5.3/arm32v7

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/27606/head" && git reset --hard b4fe13ad
git fetch origin master
git merge --no-edit 8f63148a9025a7b775a069a6c0b0385c22ad51d3
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-12-ocaml-5.3@sha256:38b5b3209a8ac3180cc408e0506c94ae7284c64e30589eba972e7b49244abe28
SHELL [ "/usr/bin/linux32", "/bin/sh", "-c" ]
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn melange-json.2.0.0 2.0.0
RUN opam reinstall melange-json.2.0.0; \
    res=$?; \
    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-12\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'melange-json.2.0.0' && partial_fails="$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 .

2025-03-11 12:04.28: Using cache hint "ocaml/opam:debian-12-ocaml-5.3@sha256:38b5b3209a8ac3180cc408e0506c94ae7284c64e30589eba972e7b49244abe28-melange-json.2.0.0-b4fe13ada701b14e900bf7bc4653de286fd2c76e"
2025-03-11 12:04.28: Using OBuilder spec:
((from ocaml/opam:debian-12-ocaml-5.3@sha256:38b5b3209a8ac3180cc408e0506c94ae7284c64e30589eba972e7b49244abe28)
 (shell /usr/bin/linux32 /bin/sh -c)
 (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 melange-json.2.0.0 2.0.0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall melange-json.2.0.0;\
             \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-12\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'melange-json.2.0.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-03-11 12:04.28: Waiting for resource in pool OCluster
2025-03-11 12:04.30: Waiting for worker…
2025-03-11 12:07.14: Got resource from pool OCluster
Building on okypous.caelum.ci.dev
All commits already cached
Updating files:  74% (16874/22621)
Updating files:  75% (16966/22621)
Updating files:  76% (17192/22621)
Updating files:  77% (17419/22621)
Updating files:  78% (17645/22621)
Updating files:  79% (17871/22621)
Updating files:  80% (18097/22621)
Updating files:  81% (18324/22621)
Updating files:  82% (18550/22621)
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Updating files: 100% (22621/22621)
Updating files: 100% (22621/22621), done.
HEAD is now at 8f63148a90 Merge pull request #27598 from jim-portegies/opam-publish-coq-waterproof.2.2.0-8.20
Updating 8f63148a90..b4fe13ada7
Fast-forward
 .../melange-atdgen-codec-runtime.1.0.0/opam        |  2 +-
 .../melange-atdgen-codec-runtime.3.0.0/opam        |  2 +-
 .../melange-json-native.2.0.0/opam                 | 42 +++++++++++++++++++
 packages/melange-json/melange-json.2.0.0/opam      | 47 ++++++++++++++++++++++
 4 files changed, 91 insertions(+), 2 deletions(-)
 create mode 100644 packages/melange-json-native/melange-json-native.2.0.0/opam
 create mode 100644 packages/melange-json/melange-json.2.0.0/opam

(from ocaml/opam:debian-12-ocaml-5.3@sha256:38b5b3209a8ac3180cc408e0506c94ae7284c64e30589eba972e7b49244abe28)
Unable to find image 'ocaml/opam:debian-12-ocaml-5.3@sha256:38b5b3209a8ac3180cc408e0506c94ae7284c64e30589eba972e7b49244abe28' locally
docker.io/ocaml/opam@sha256:38b5b3209a8ac3180cc408e0506c94ae7284c64e30589eba972e7b49244abe28: Pulling from ocaml/opam
ddb9f233c153: Pulling fs layer
ddb9f233c153: Verifying Checksum
ddb9f233c153: Download complete
ddb9f233c153: Pull complete
Digest: sha256:38b5b3209a8ac3180cc408e0506c94ae7284c64e30589eba972e7b49244abe28
Status: Downloaded newer image for ocaml/opam@sha256:38b5b3209a8ac3180cc408e0506c94ae7284c64e30589eba972e7b49244abe28
WARNING: The requested image's platform (linux/arm/v7) does not match the detected host platform (linux/arm64/v8) and no specific platform was requested
2025-03-11 12:07.16 ---> using "0cf58097a197ad8d6720c3c1ac4cdf01bb2aef8877063abd54d4315939af0450" from cache

/: (shell /usr/bin/linux32 /bin/sh -c)

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2025-03-11 12:07.16 ---> using "a5d5c01f4d8fd5f99992b54187e42ac0f79d74a9edfd1d37756059cb28192fed" 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
This development 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.

Format upgrade done.

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[opam-repository-archive] synchronised from git+https://github.com/ocaml/opam-repository-archive
[default] synchronised from file:///home/opam/opam-repository
2025-03-11 12:07.16 ---> using "ad2a297a5c348e9a58b750509271a21ced8e75d77222595cb9b7b80373d465fd" 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         2.4.0~alpha1~dev (f1cf50f2711981a605f81a80c68b73774d5841ff)
# self-upgrade         no
# system               arch=arm32 os=linux os-distribution=debian os-version=12
# solver               builtin-0install
# install-criteria     -changed,-count[avoid-version,solution]
# upgrade-criteria     -count[avoid-version,solution]
# jobs                 79
# repositories         1 (local), 1 (version-controlled)
# pinned               1 (version)
# current-switch       5.3
# invariant            ["ocaml-base-compiler" {>= "5.3.0"}]
# compiler-packages    ocaml-base-compiler.5.3.0, ocaml-compiler.5.3.0, ocaml-option-bytecode-only.1, ocaml-options-vanilla.1
# ocaml:native         false
# ocaml:native-tools   false
# ocaml:native-dynlink false
# ocaml:stubsdir       /home/opam/.opam/5.3/lib/ocaml/stublibs:/home/opam/.opam/5.3/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       5.3.0+bytecode-only
2025-03-11 12:07.16 ---> using "6c51707af0740035cc3d15c71289cf20131bfb0dbcdd7e6831eec28fac802c54" 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/"))
2025-03-11 12:07.16 ---> using "e541c6429039e337e20483ebd1781eec1eb50d5ce3f2605af25870d54fb96931" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2025-03-11 12:07.23 ---> saved as "fca1ce63fad68f647d64d7dab8b6aedaf5c1ec0083f401b1049260af0ae196fb"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-03-11 12:08.04 ---> saved as "53c191670abf329065e85d98343aeb2ad6b7649cb7533be0fff406312bcaed8f"

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/sudo "apt-get" "update"
- Hit:1 http://deb.debian.org/debian bookworm InRelease
- Get:2 http://deb.debian.org/debian bookworm-updates InRelease [55.4 kB]
- Get:3 http://deb.debian.org/debian-security bookworm-security InRelease [48.0 kB]
- Fetched 103 kB in 0s (244 kB/s)
- Reading package lists...
- 
2025-03-11 12:08.06 ---> saved as "4a0284e31c0267847d8fb2d4d05d40ef94cdf47699213b56c0b14ebfeb5b5f9c"

/home/opam: (run (shell "opam pin add -k version -yn melange-json.2.0.0 2.0.0"))
melange-json is now pinned to version 2.0.0
2025-03-11 12:08.07 ---> saved as "1621ed153b805a103083e34be0cd51709821567ce0319c04caec887cb3dffe54"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall melange-json.2.0.0;\
                        \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-12\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'melange-json.2.0.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
melange-json.2.0.0 is not installed. Install it? [Y/n] y
  * Missing dependency:
    - melange-json >= 2.0.0 -> melange >= 4.0.0
    unmet availability conditions, e.g. 'arch != "x86_32" & arch != "arm32"'

No solution found, exiting
"/usr/bin/linux32" "/bin/sh" "-c" "opam reinstall melange-json.2.0.0;
        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-12\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'melange-json.2.0.0' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2025-03-11 12:08.26: Job failed: Failed: Build failed
2025-03-11 12:08.26: Log analysis:
2025-03-11 12:08.26: >>> 
No solution found, exiting
 (score = 100)
2025-03-11 12:08.26: [SKIP] Package not available