(for PR #28619)

2025-09-30 08:04.01: New job: build MlFront_Cli.2.4.2.21, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/28619/head (f053538f79a18e4c6a4064eb8f48277b038e350a)
                              on debian-13-ocaml-5.3-no-flat-float-array/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/28619/head" && git reset --hard f053538f
git fetch origin master
git merge --no-edit dfe27d924d3f2d9d3045aa994e54a6172a669ecb
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-5.3-no-flat-float-array@sha256:0a9f5fdc6d4d373a23a517d46e5abd20bd8c55b5396b419f83214c906685f2b6
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn MlFront_Cli.2.4.2.21 2.4.2.21
RUN opam reinstall MlFront_Cli.2.4.2.21; \
    res=$?; \
    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 "$pkg" != 'MlFront_Cli.2.4.2.21' && partial_fails="$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 .

2025-09-30 08:04.01: Using cache hint "ocaml/opam:debian-13-ocaml-5.3-no-flat-float-array@sha256:0a9f5fdc6d4d373a23a517d46e5abd20bd8c55b5396b419f83214c906685f2b6-MlFront_Cli.2.4.2.21-f053538f79a18e4c6a4064eb8f48277b038e350a"
2025-09-30 08:04.01: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-5.3-no-flat-float-array@sha256:0a9f5fdc6d4d373a23a517d46e5abd20bd8c55b5396b419f83214c906685f2b6)
 (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 MlFront_Cli.2.4.2.21 2.4.2.21"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall MlFront_Cli.2.4.2.21;\
             \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 \"$pkg\" != 'MlFront_Cli.2.4.2.21' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-09-30 08:04.01: Waiting for resource in pool OCluster
2025-09-30 08:13.24: Waiting for worker…
2025-09-30 08:15.11: Got resource from pool OCluster
Building on clete
All commits already cached
HEAD is now at dfe27d924d Merge pull request #28613 from kit-ty-kate/opam-2.4-stable-patch
Updating dfe27d924d..f053538f79
Fast-forward
 packages/MlFront_Cache/MlFront_Cache.2.4.2.21/opam | 46 ++++++++++++++++++++
 packages/MlFront_Cli/MlFront_Cli.2.4.2.21/opam     | 37 ++++++++++++++++
 .../MlFront_Codept/MlFront_Codept.2.4.2.21/opam    | 50 ++++++++++++++++++++++
 .../MlFront_Config/MlFront_Config.2.4.2.21/opam    | 41 ++++++++++++++++++
 packages/MlFront_Core/MlFront_Core.2.4.2.21/opam   | 42 ++++++++++++++++++
 .../MlFront_Errors/MlFront_Errors.2.4.2.21/opam    | 41 ++++++++++++++++++
 packages/MlFront_Exec/MlFront_Exec.2.4.2.21/opam   | 50 ++++++++++++++++++++++
 packages/MlFront_Logs/MlFront_Logs.2.4.2.21/opam   | 41 ++++++++++++++++++
 packages/MlFront_Manip/MlFront_Manip.2.4.2.21/opam | 39 +++++++++++++++++
 .../MlFront_Signify/MlFront_Signify.2.4.2.21/opam  | 40 +++++++++++++++++
 packages/MlFront_Thunk/MlFront_Thunk.2.4.2.21/opam | 44 +++++++++++++++++++
 packages/MlFront_Tools/MlFront_Tools.2.4.2.21/opam | 49 +++++++++++++++++++++
 .../MlFront_ZipFile/MlFront_ZipFile.2.4.2.21/opam  | 40 +++++++++++++++++
 13 files changed, 560 insertions(+)
 create mode 100644 packages/MlFront_Cache/MlFront_Cache.2.4.2.21/opam
 create mode 100644 packages/MlFront_Cli/MlFront_Cli.2.4.2.21/opam
 create mode 100644 packages/MlFront_Codept/MlFront_Codept.2.4.2.21/opam
 create mode 100644 packages/MlFront_Config/MlFront_Config.2.4.2.21/opam
 create mode 100644 packages/MlFront_Core/MlFront_Core.2.4.2.21/opam
 create mode 100644 packages/MlFront_Errors/MlFront_Errors.2.4.2.21/opam
 create mode 100644 packages/MlFront_Exec/MlFront_Exec.2.4.2.21/opam
 create mode 100644 packages/MlFront_Logs/MlFront_Logs.2.4.2.21/opam
 create mode 100644 packages/MlFront_Manip/MlFront_Manip.2.4.2.21/opam
 create mode 100644 packages/MlFront_Signify/MlFront_Signify.2.4.2.21/opam
 create mode 100644 packages/MlFront_Thunk/MlFront_Thunk.2.4.2.21/opam
 create mode 100644 packages/MlFront_Tools/MlFront_Tools.2.4.2.21/opam
 create mode 100644 packages/MlFront_ZipFile/MlFront_ZipFile.2.4.2.21/opam

(from ocaml/opam:debian-13-ocaml-5.3-no-flat-float-array@sha256:0a9f5fdc6d4d373a23a517d46e5abd20bd8c55b5396b419f83214c906685f2b6)
2025-09-30 08:15.16 ---> using "0304beb4c3993f0d53c6d99d8b6f0552e02026568df3cb12d61ccb2fcb82e15f" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2025-09-30 08:15.16 ---> using "bffb6637367758db1a27cb75704cfc99fa268f9e6c7baf824d9e2a065e7944c0" 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
2025-09-30 08:15.45 ---> saved as "5e25a49c25ab9863aa07ae857f11426f3b6d0ac9b8c0a62f3dd8ca5dee5493b3"

/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         2.4.1
# 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                 71
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       5.3
# invariant            ["ocaml-variants" {= "5.3.0+options"}]
# compiler-packages    ocaml-compiler.5.3.0, ocaml-option-no-flat-float-array.1, ocaml-options-only-no-flat-float-array.1, ocaml-variants.5.3.0+options
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# 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+options+no-flat-float-array
2025-09-30 08:15.46 ---> saved as "5591716e7203dde4610ddf054ee66838ae4ca2636d9719f94ca807e1920d56a8"

/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/"))
2025-09-30 08:16.01 ---> saved as "fdfc976200f0c2cfbdd542be7d5d261d5057b14fe9a5e1a95d70bf54359110e2"

/home/opam: (copy (src .) (dst opam-repository/))
2025-09-30 08:16.09 ---> saved as "03d5e8a317478ea0267a3dd0a5102c6dddef510348a326bf77168b0a67448b6d"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-09-30 08:16.30 ---> saved as "819c7849c069498d4e2d673f7af55c3fc9af729b759f2750fa3d5198333a21e2"

/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 [47.7 kB]
- Fetched 138 kB in 0s (417 kB/s)
- Reading package lists...
- 
2025-09-30 08:16.31 ---> saved as "dc2e86e6de86f79cebf8f911d22128cac85042b1f86c62e036cec6a962809f34"

/home/opam: (run (shell "opam pin add -k version -yn MlFront_Cli.2.4.2.21 2.4.2.21"))
MlFront_Cli is now pinned to version 2.4.2.21
2025-09-30 08:16.32 ---> saved as "ddafac90fbfd3226a1f1cdfc74a82d0b9107a64b7de9a1e7999454c6952303a3"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall MlFront_Cli.2.4.2.21;\
                        \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 \"$pkg\" != 'MlFront_Cli.2.4.2.21' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
MlFront_Cli.2.4.2.21 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 2 packages
  - install dune        3.20.2            [required by MlFront_Cli]
  - install MlFront_Cli 2.4.2.21 (pinned)

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved dune.3.20.2  (cached)
-> retrieved MlFront_Cli.2.4.2.21  (cached)
-> installed dune.3.20.2
-> installed MlFront_Cli.2.4.2.21
Done.
# To update the current shell environment, run: eval $(opam env)
2025-09-30 08:17.10 ---> saved as "1f48cba5e2ef7dcbb0804916258e1c9c8c9e872935d009b2fc1d1126b5a3e54a"
Job succeeded
2025-09-30 08:17.24: Job succeeded