(for PR #29582)

2026-03-25 08:40.01: New job: build ocaml-compiler.5.3.0, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29582/head (fa5fb3a6a806e832e4c7791145889a6bbe8b64ef)
                              on debian-13-ocaml-5.4/arm64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29582/head" && git reset --hard fa5fb3a6
git fetch origin master
git merge --no-edit 7216d2e0eb5d8d116434228a0b19a267b98e8510
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-5.4@sha256:c1830cb89505d82ce4f4b4097f1d002748603cb00382aa65e938776c377fa13a
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn ocaml-compiler.5.3.0 5.3.0
RUN opam reinstall --update-invariant ocaml-compiler.5.3.0; \
    res=$?; \
    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 "$pkg" != 'ocaml-compiler.5.3.0' && partial_fails="$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 .

2026-03-25 08:40.01: Using cache hint "ocaml/opam:debian-13-ocaml-5.4@sha256:c1830cb89505d82ce4f4b4097f1d002748603cb00382aa65e938776c377fa13a-ocaml-compiler.5.3.0-fa5fb3a6a806e832e4c7791145889a6bbe8b64ef"
2026-03-25 08:40.01: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-5.4@sha256:c1830cb89505d82ce4f4b4097f1d002748603cb00382aa65e938776c377fa13a)
 (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 ocaml-compiler.5.3.0 5.3.0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall --update-invariant ocaml-compiler.5.3.0;\
             \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 \"$pkg\" != 'ocaml-compiler.5.3.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-03-25 08:40.01: Waiting for resource in pool OCluster
2026-03-25 08:40.03: Waiting for worker…
2026-03-25 08:40.05: Got resource from pool OCluster
Building on molpadia.caelum.ci.dev
All commits already cached
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HEAD is now at 7216d2e0eb Merge pull request #29593 from arvidj/aj/avoid-passage-0-3-2-3
Merge made by the 'ort' strategy.
 packages/ocaml-compiler/ocaml-compiler.5.3.0/opam      |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.3/opam        |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.4.0/opam      |  5 ++++-
 .../ocaml-compiler/ocaml-compiler.5.4.0~alpha1/opam    |  5 ++++-
 .../ocaml-compiler/ocaml-compiler.5.4.0~beta1/opam     |  5 ++++-
 .../ocaml-compiler/ocaml-compiler.5.4.0~beta2/opam     |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.4.0~rc1/opam  |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.4.1/opam      |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.4/opam        |  5 ++++-
 .../ocaml-compiler/ocaml-compiler.5.5.0~alpha1/opam    |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.5/opam        |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.6/opam        |  5 ++++-
 packages/ocaml-option-llvm/ocaml-option-llvm.1/opam    | 18 ++++++++++++++++++
 .../ocaml-options-vanilla/ocaml-options-vanilla.1/opam |  1 +
 packages/ocaml-variants/ocaml-variants.5.2.0+msvc/opam |  2 ++
 15 files changed, 69 insertions(+), 12 deletions(-)
 create mode 100644 packages/ocaml-option-llvm/ocaml-option-llvm.1/opam

(from ocaml/opam:debian-13-ocaml-5.4@sha256:c1830cb89505d82ce4f4b4097f1d002748603cb00382aa65e938776c377fa13a)
Unable to find image 'ocaml/opam:debian-13-ocaml-5.4@sha256:c1830cb89505d82ce4f4b4097f1d002748603cb00382aa65e938776c377fa13a' locally
docker.io/ocaml/opam@sha256:c1830cb89505d82ce4f4b4097f1d002748603cb00382aa65e938776c377fa13a: Pulling from ocaml/opam
ac9148dc57ca: Already exists
7888403f6ebd: Already exists
c624d8e138d3: Already exists
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aa2081614483: Pulling fs layer
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8eca58e2e466: Waiting
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663c0b5229f0: Waiting
aa2081614483: Verifying Checksum
aa2081614483: Pull complete
3a2eac8aba41: Verifying Checksum
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526a1409cb54: Verifying Checksum
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526a1409cb54: Pull complete
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f07447d54e12: Verifying Checksum
f07447d54e12: Download complete
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269ed2830268: Verifying Checksum
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663c0b5229f0: Download complete
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Digest: sha256:c1830cb89505d82ce4f4b4097f1d002748603cb00382aa65e938776c377fa13a
Status: Downloaded newer image for ocaml/opam@sha256:c1830cb89505d82ce4f4b4097f1d002748603cb00382aa65e938776c377fa13a
2026-03-25 08:40.46 ---> using "d3aef2d93064c0f54a54ca210e09e3e24634a77abbb58d114299d90d4843ce0d" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-03-25 08:40.46 ---> using "c6d013832b8e76282c6b234748b48ad1f1e9cc759f5de056c670da3554b797e4" 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 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 ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2026-03-25 08:40.46 ---> using "fb496ff70b60feb4631f2ccabfaf3e4ce96b849824fabff4dfb86387ecb42786" 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=arm64 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                 79
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       5.4
# invariant            ["ocaml-base-compiler" {= "5.4.0"}]
# compiler-packages    ocaml-base-compiler.5.4.0, ocaml-compiler.5.4.0, 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       5.4.0
2026-03-25 08:40.46 ---> using "aa92515e6c6831c3af95685ce4459633457cd57f4d4ed0d3b134dfcd50a6d3ce" 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/"))
2026-03-25 08:40.46 ---> using "c1b6fa629490ffe282e3b42423139a5cde8b6751f88cf847685f943bce34c598" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2026-03-25 08:40.47 ---> using "57d525af2c4ff5cfe5b3fe518c6767fa489b5617bbf810d4c9cfd13ad0823aee" from cache

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-03-25 08:41.09 ---> saved as "7c217a553855d0abad3ecb11c4aacce50d40c7256ceb19a048c2412426093bb6"

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/sudo "apt-get" "update"
- Get:1 http://deb.debian.org/debian trixie InRelease [140 kB]
- 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 trixie/main arm64 Packages [9607 kB]
- Get:5 http://deb.debian.org/debian-security trixie-security/main arm64 Packages [114 kB]
- Fetched 9952 kB in 10s (951 kB/s)
- Reading package lists...
2026-03-25 08:41.21 ---> saved as "8cde846b6f038729de629cb26b06cebe407cc1988b2ee7b7a0158f19854340f0"

/home/opam: (run (shell "opam pin add -k version -yn ocaml-compiler.5.3.0 5.3.0"))
ocaml-compiler is now pinned to version 5.3.0
2026-03-25 08:41.21 ---> saved as "1a0fdea91dab8a5fc9183d37976a74a77502f5321e138a8f03bbf09e5c7b7bef"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall --update-invariant ocaml-compiler.5.3.0;\
                        \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 \"$pkg\" != 'ocaml-compiler.5.3.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
ocaml-compiler.5.3.0 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== remove 1 package
  - remove    ocaml-base-compiler 5.4.0 (pinned)          [conflicts with ocaml-compiler]
=== downgrade 2 packages
  - downgrade ocaml               5.4.0 to 5.3.0          [upstream or system changes]
  - downgrade ocaml-compiler      5.4.0 to 5.3.0 (pinned)
=== recompile 5 packages
  - recompile base-domains        base                    [uses ocaml]
  - recompile base-effects        base                    [uses ocaml]
  - recompile base-nnp            base                    [uses base-domains]
  - recompile ocaml-config        3                       [uses ocaml-base-compiler]
  - recompile opam-depext         1.2.3                   [uses ocaml]
=== install 1 package
  - install   ocaml-variants      5.3.0+options           [required by ocaml-config]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved ocaml-compiler.5.3.0  (cached)
-> retrieved ocaml-config.3  (cached)
-> retrieved opam-depext.1.2.3  (cached)
-> removed   base-effects.base
-> removed   base-nnp.base
-> removed   base-domains.base
-> removed   opam-depext.1.2.3
-> removed   ocaml.5.4.0
-> removed   ocaml-config.3
-> removed   ocaml-base-compiler.5.4.0
-> removed   ocaml-compiler.5.4.0
-> installed ocaml-compiler.5.3.0
-> installed ocaml-variants.5.3.0+options
-> installed ocaml-config.3
-> installed ocaml.5.3.0
-> installed base-domains.base
-> installed base-effects.base
-> installed base-nnp.base
-> installed opam-depext.1.2.3
[NOTE] Switch invariant was updated to ["ocaml-variants" {= "5.3.0+options"}]
       Use `opam switch set-invariant' to change it.
Done.

<><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
=> opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
# To update the current shell environment, run: eval $(opam env)
2026-03-25 08:43.38 ---> saved as "59ce927031e2228a7bc2192d9a00f306a1b55c8d12aa39a88f2fa0eea5778f4a"
Job succeeded
2026-03-25 08:43.51: Job succeeded