(for PR #29117)

2025-12-20 10:17.06: New job: build ocaml-index.5.6.1-504, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29117/head (c3b5c54904ea4308c605e1c3272dbdeb71bfdb08)
                              on centos-9-ocaml-5.4/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29117/head" && git reset --hard c3b5c549
git fetch origin master
git merge --no-edit 55b1099664cdc48c71e3d01d8fdaef4b376ade70
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:centos-9-ocaml-5.4@sha256:276844cb499ceeb9331277a8ad201c68a44546875dd6e2802a6bd59ccec9c7b1
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn ocaml-index.5.6.1-504 5.6.1-504
RUN opam reinstall ocaml-index.5.6.1-504; \
    res=$?; \
    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 "\"centos-9\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'ocaml-index.5.6.1-504' && partial_fails="$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 .

2025-12-20 10:17.06: Using cache hint "ocaml/opam:centos-9-ocaml-5.4@sha256:276844cb499ceeb9331277a8ad201c68a44546875dd6e2802a6bd59ccec9c7b1-ocaml-index.5.6.1-504-c3b5c54904ea4308c605e1c3272dbdeb71bfdb08"
2025-12-20 10:17.06: Using OBuilder spec:
((from ocaml/opam:centos-9-ocaml-5.4@sha256:276844cb499ceeb9331277a8ad201c68a44546875dd6e2802a6bd59ccec9c7b1)
 (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-index.5.6.1-504 5.6.1-504"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall ocaml-index.5.6.1-504;\
             \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 \"\\\"centos-9\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'ocaml-index.5.6.1-504' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-12-20 10:17.06: Waiting for resource in pool OCluster
2025-12-20 10:17.09: Waiting for worker…
2025-12-20 10:21.50: Got resource from pool OCluster
Building on laodoke.caelum.ci.dev
All commits already cached
HEAD is now at 55b1099664 Merge pull request #29100 from samoht/release-cohttp-v6.2.1
Updating 55b1099664..c3b5c54904
Fast-forward
 .../dot-merlin-reader.5.6.1-504/opam               | 31 +++++++++
 packages/merlin-lib/merlin-lib.5.6.1-504/opam      | 36 ++++++++++
 packages/merlin/merlin.5.6.1-504/opam              | 81 ++++++++++++++++++++++
 packages/ocaml-index/ocaml-index.5.6.1-504/opam    | 42 +++++++++++
 4 files changed, 190 insertions(+)
 create mode 100644 packages/dot-merlin-reader/dot-merlin-reader.5.6.1-504/opam
 create mode 100644 packages/merlin-lib/merlin-lib.5.6.1-504/opam
 create mode 100644 packages/merlin/merlin.5.6.1-504/opam
 create mode 100644 packages/ocaml-index/ocaml-index.5.6.1-504/opam

(from ocaml/opam:centos-9-ocaml-5.4@sha256:276844cb499ceeb9331277a8ad201c68a44546875dd6e2802a6bd59ccec9c7b1)
Unable to find image 'ocaml/opam:centos-9-ocaml-5.4@sha256:276844cb499ceeb9331277a8ad201c68a44546875dd6e2802a6bd59ccec9c7b1' locally
docker.io/ocaml/opam@sha256:276844cb499ceeb9331277a8ad201c68a44546875dd6e2802a6bd59ccec9c7b1: Pulling from ocaml/opam
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Digest: sha256:276844cb499ceeb9331277a8ad201c68a44546875dd6e2802a6bd59ccec9c7b1
Status: Downloaded newer image for ocaml/opam@sha256:276844cb499ceeb9331277a8ad201c68a44546875dd6e2802a6bd59ccec9c7b1
2025-12-20 10:25.58 ---> saved as "9dd9f396eb817cd3c3add6c8e6677d2a14b6413c033b21c081514d39f6cd1554"

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2025-12-20 10:25.58 ---> saved as "1e858b4361123ab4fe20fe586d9eb301b86673c06359db7374f06761a8c9575e"

/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
2025-12-20 10:26.27 ---> saved as "d1ae085f96fab2a55ff4d3f525356f8d091263d1281f1e2c7b8b2c1e9bdc7cb1"

/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=centos os-version=9
# solver               builtin-0install
# install-criteria     -changed,-count[avoid-version,solution]
# upgrade-criteria     -count[avoid-version,solution]
# jobs                 71
# 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
2025-12-20 10:26.28 ---> saved as "4b61d9573667a3555f569855b4a06b4f549c6e77a2f9ef0e74d64a949157a788"

/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/"))
2025-12-20 10:26.37 ---> saved as "48fbd1e4046223ffb7104d52dc81b2313c0cc73e20957a84f60d58a9baa8e516"

/home/opam: (copy (src .) (dst opam-repository/))
2025-12-20 10:26.44 ---> saved as "6ca756559a49ea4574530ca2a947c74cd1bdb762075b5ba8c187c901d870492a"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-12-20 10:27.04 ---> saved as "5fcfcfb605fe9bddeff5bb6f0b874916f22dca33b4e015c162a661d0f7283b06"

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/sudo "yum" "makecache"
- CentOS Stream 9 - BaseOS                         98 kB/s |  14 kB     00:00    
- CentOS Stream 9 - BaseOS                         13 MB/s | 8.8 MB     00:00    
- CentOS Stream 9 - AppStream                     114 kB/s |  15 kB     00:00    
- CentOS Stream 9 - AppStream                      13 MB/s |  26 MB     00:02    
- CentOS Stream 9 - CRB                            99 kB/s |  14 kB     00:00    
- CentOS Stream 9 - CRB                           9.8 MB/s | 7.4 MB     00:00    
- CentOS Stream 9 - Extras packages               123 kB/s |  16 kB     00:00    
- Metadata cache created.
2025-12-20 10:27.22 ---> saved as "92a7f73d838ef475b6ab57ba005b3bce0d10eadde90be3f34c0723a4b2296372"

/home/opam: (run (shell "opam pin add -k version -yn ocaml-index.5.6.1-504 5.6.1-504"))
ocaml-index is now pinned to version 5.6.1-504
2025-12-20 10:27.23 ---> saved as "9f85e02cad07651c2df3b2d90134b367f0167595994bf64d16f6fb46e25e2589"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall ocaml-index.5.6.1-504;\
                        \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 \"\\\"centos-9\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'ocaml-index.5.6.1-504' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
ocaml-index.5.6.1-504 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 4 packages
  - install csexp       1.5.2              [required by merlin-lib]
  - install dune        3.20.2             [required by ocaml-index]
  - install merlin-lib  5.6.1-504          [required by ocaml-index]
  - install ocaml-index 5.6.1-504 (pinned)

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved csexp.1.5.2  (cached)
-> retrieved dune.3.20.2  (cached)
-> retrieved merlin-lib.5.6.1-504, ocaml-index.5.6.1-504  (cached)
-> installed dune.3.20.2
-> installed csexp.1.5.2
-> installed merlin-lib.5.6.1-504
-> installed ocaml-index.5.6.1-504
Done.
# To update the current shell environment, run: eval $(opam env)
2025-12-20 10:28.12 ---> saved as "ab6b20e4464ad586b2e203ce5ffe3a765aae9c9f70f63299cbf2fc88b9bfc52e"
Job succeeded
2025-12-20 10:28.18: Job succeeded