(for PR #28550)

2025-09-18 20:48.57: New job: build tezt.4.0.0, lower-bounds, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/28550/head (4c8ce71f462333fbe6c1361dda9a9a0fec0538a0)
                              on debian-13-ocaml-5.0/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/28550/head" && git reset --hard 4c8ce71f
git fetch origin master
git merge --no-edit a8e705e921fe8c34d04adf522ef716c1fa627f80
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-5.0@sha256:33e9689e5fd80c50356dcf1f3f4a489001e441c6f4fd811414fdb4344ccb003d
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn tezt.4.0.0 4.0.0
RUN opam reinstall tezt.4.0.0; \
    res=$?; \
    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 "$pkg" != 'tezt.4.0.0' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1
ENV OPAMCRITERIA="+removed,+count[version-lag,solution]"
ENV OPAMFIXUPCRITERIA="+removed,+count[version-lag,solution]"
ENV OPAMUPGRADECRITERIA="+removed,+count[version-lag,solution]"
RUN opam reinstall tezt.4.0.0; \
    res=$?; \
    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 "$pkg" != 'tezt.4.0.0' && partial_fails="$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 .

2025-09-18 20:48.57: Using cache hint "ocaml/opam:debian-13-ocaml-5.0@sha256:33e9689e5fd80c50356dcf1f3f4a489001e441c6f4fd811414fdb4344ccb003d-tezt.4.0.0-4c8ce71f462333fbe6c1361dda9a9a0fec0538a0"
2025-09-18 20:48.57: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-5.0@sha256:33e9689e5fd80c50356dcf1f3f4a489001e441c6f4fd811414fdb4344ccb003d)
 (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 tezt.4.0.0 4.0.0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall tezt.4.0.0;\
             \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 \"$pkg\" != 'tezt.4.0.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
 (env OPAMCRITERIA +removed,+count[version-lag,solution])
 (env OPAMFIXUPCRITERIA +removed,+count[version-lag,solution])
 (env OPAMUPGRADECRITERIA +removed,+count[version-lag,solution])
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall tezt.4.0.0;\
             \n        res=$?;\
             \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 \"$pkg\" != 'tezt.4.0.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-09-18 20:48.57: Waiting for resource in pool OCluster
2025-09-18 20:48.58: Waiting for worker…
2025-09-18 20:48.59: Got resource from pool OCluster
Building on odawa.caelum.ci.dev
All commits already cached
HEAD is now at a8e705e921 Merge pull request #28540 from raphael-proust/conf-gmp-1-fails
Updating a8e705e921..4c8ce71f46
Fast-forward
 packages/tezt/tezt.3.1.0/opam | 1 +
 packages/tezt/tezt.3.1.1/opam | 1 +
 packages/tezt/tezt.4.0.0/opam | 1 +
 packages/tezt/tezt.4.1.0/opam | 1 +
 packages/tezt/tezt.4.2.0/opam | 1 +
 5 files changed, 5 insertions(+)

(from ocaml/opam:debian-13-ocaml-5.0@sha256:33e9689e5fd80c50356dcf1f3f4a489001e441c6f4fd811414fdb4344ccb003d)
2025-09-18 20:49.43 ---> using "8495c7ba27b99334ff112cc0115bd07f740312d7c326ce9a8bba3c40fc36016c" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2025-09-18 20:49.43 ---> using "6bffb321a0a87a784995fddc1e750e4bb23ecffd0efa30b21d3448324724af0f" 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
[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
2025-09-18 20:49.43 ---> using "5416bdcbaf113038d73983d083a60b51aedd2c6141d7e86c0ccaaa63310ddcd4" 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         2.4.1
# 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                 255
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       5.0
# invariant            ["ocaml-base-compiler" {= "5.0.0"}]
# compiler-packages    ocaml-base-compiler.5.0.0, ocaml-options-vanilla.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/5.0/lib/ocaml/stublibs:/home/opam/.opam/5.0/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       5.0.0
2025-09-18 20:49.43 ---> using "366001ce6ca2f4c03169907ed0fefbd273e842e7d25c12e24fede13e53e58eaa" 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/"))
2025-09-18 20:49.43 ---> using "226e588693985d4d5d7dc563284aa0e31cfdc481c944804ec1302aab77f0135b" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2025-09-18 20:49.46 ---> saved as "9d7613ebb6468df400bbebb245326bb50894d11468430f1ec62f6e82412a24c0"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-09-18 20:50.04 ---> saved as "a3666f420c5699d594312a0cf27ebd856de8215bfa196784b5c8a992567afa34"

/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 [40.4 kB]
- Fetched 131 kB in 0s (1832 kB/s)
- Reading package lists...
2025-09-18 20:50.05 ---> saved as "2373b6cdd0b1efcfe196bfe0041e5b0358f0acee010afda0522681bf132fdbdb"

/home/opam: (run (shell "opam pin add -k version -yn tezt.4.0.0 4.0.0"))
tezt is now pinned to version 4.0.0
2025-09-18 20:50.05 ---> saved as "31cfae9e35ca703fbe57d36d53ff683a1da27fff2fafabc262c0af4d3b9d725b"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall tezt.4.0.0;\
                        \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 \"$pkg\" != 'tezt.4.0.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
tezt.4.0.0 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 21 packages
  - install base-bytes        base           [required by ocplib-endian]
  - install clap              0.3.0          [required by tezt]
  - install cppo              1.8.0          [required by lwt]
  - install csexp             1.5.2          [required by dune-configurator]
  - install cstruct           6.2.0          [required by hex]
  - install dune              3.20.2         [required by tezt]
  - install dune-configurator 3.20.2         [required by lwt]
  - install ezjsonm           1.3.0          [required by tezt]
  - install fmt               0.11.0         [required by cstruct]
  - install hex               1.5.0          [required by ezjsonm]
  - install jsonm             1.0.2          [required by ezjsonm]
  - install lwt               5.9.2          [required by tezt]
  - install ocamlbuild        0.16.1         [required by jsonm]
  - install ocamlfind         1.9.8          [required by jsonm]
  - install ocplib-endian     1.2            [required by lwt]
  - install re                1.13.2         [required by tezt]
  - install seq               base           [required by re]
  - install sexplib0          v0.17.0        [required by ezjsonm]
  - install tezt              4.0.0 (pinned)
  - install topkg             1.1.0          [required by jsonm]
  - install uutf              1.0.4          [required by ezjsonm]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved clap.0.3.0  (cached)
-> retrieved cppo.1.8.0  (cached)
-> retrieved csexp.1.5.2  (cached)
-> retrieved cstruct.6.2.0  (cached)
-> retrieved dune.3.20.2, dune-configurator.3.20.2  (cached)
-> retrieved ezjsonm.1.3.0  (cached)
-> retrieved fmt.0.11.0  (cached)
-> retrieved hex.1.5.0  (cached)
-> retrieved jsonm.1.0.2  (cached)
-> retrieved lwt.5.9.2  (cached)
-> retrieved ocamlbuild.0.16.1  (cached)
-> retrieved ocamlfind.1.9.8  (cached)
-> retrieved ocplib-endian.1.2  (cached)
-> retrieved re.1.13.2  (cached)
-> retrieved seq.base  (cached)
-> installed seq.base
-> retrieved sexplib0.v0.17.0  (cached)
-> retrieved tezt.4.0.0  (cached)
-> retrieved topkg.1.1.0  (cached)
-> retrieved uutf.1.0.4  (cached)
-> installed ocamlfind.1.9.8
-> installed base-bytes.base
-> installed ocamlbuild.0.16.1
-> installed topkg.1.1.0
-> installed uutf.1.0.4
-> installed fmt.0.11.0
-> installed jsonm.1.0.2
-> installed dune.3.20.2
-> installed csexp.1.5.2
-> installed clap.0.3.0
-> installed cppo.1.8.0
-> installed cstruct.6.2.0
-> installed re.1.13.2
-> installed sexplib0.v0.17.0
-> installed hex.1.5.0
-> installed ocplib-endian.1.2
-> installed ezjsonm.1.3.0
-> installed dune-configurator.3.20.2
-> installed lwt.5.9.2
-> installed tezt.4.0.0
Done.
# To update the current shell environment, run: eval $(opam env)
2025-09-18 20:50.32 ---> saved as "d195141012cdc45a6fa023c2b5a515f06a728df7af4e34207abf4e0200a4d518"

/home/opam: (env OPAMCRITERIA +removed,+count[version-lag,solution])

/home/opam: (env OPAMFIXUPCRITERIA +removed,+count[version-lag,solution])

/home/opam: (env OPAMUPGRADECRITERIA +removed,+count[version-lag,solution])

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall tezt.4.0.0;\
                        \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 \"$pkg\" != 'tezt.4.0.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
The following actions will be performed:
=== remove 1 package
  - remove    fmt               0.11.0             [conflicts with ocamlbuild, ocamlfind]
=== downgrade 16 packages
  - downgrade cppo              1.8.0 to 1.6.6     [uses dune]
  - downgrade csexp             1.5.2 to 1.3.1     [uses dune]
  - downgrade cstruct           6.2.0 to 3.3.0     [uses dune]
  - downgrade dune              3.20.2 to 3.5.0    [required by tezt]
  - downgrade dune-configurator 3.20.2 to 2.9.3    [uses dune]
  - downgrade ezjsonm           1.3.0 to 1.1.0     [required by tezt]
  - downgrade hex               1.5.0 to 1.3.0     [uses dune]
  - downgrade lwt               5.9.2 to 5.6.0     [required by tezt]
  - downgrade ocamlbuild        0.16.1 to 0.14.1
  - downgrade ocamlfind         1.9.8 to 1.9.6
  - downgrade ocplib-endian     1.2 to 1.1         [uses dune]
  - downgrade re                1.13.2 to 1.9.0    [required by tezt]
  - downgrade seq               base to 0.3        [uses dune]
  - downgrade sexplib0          v0.17.0 to v0.15.1 [uses dune]
  - downgrade topkg             1.1.0 to 1.0.8     [uses ocamlbuild, ocamlfind]
  - downgrade uutf              1.0.4 to 1.0.3     [uses ocamlbuild, ocamlfind]
=== recompile 4 packages
  - recompile base-bytes        base               [uses ocamlfind]
  - recompile clap              0.3.0              [uses dune]
  - recompile jsonm             1.0.2              [uses ocamlbuild, ocamlfind]
  - recompile tezt              4.0.0 (pinned)
=== install 5 packages
  - install   base              v0.15.1            [required by parsexp]
  - install   num               1.5                [required by sexplib]
  - install   parsexp           v0.15.0            [required by sexplib]
  - install   result            1.5                [required by dune-configurator]
  - install   sexplib           v0.15.1            [required by cstruct]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved base.v0.15.1  (cached)
-> retrieved clap.0.3.0  (cached)
-> retrieved cppo.1.6.6  (cached)
-> retrieved csexp.1.3.1  (cached)
-> retrieved cstruct.3.3.0  (cached)
-> retrieved dune.3.5.0  (cached)
-> retrieved dune-configurator.2.9.3  (cached)
-> retrieved ezjsonm.1.1.0  (cached)
-> retrieved hex.1.3.0  (cached)
-> retrieved jsonm.1.0.2  (cached)
-> retrieved lwt.5.6.0  (cached)
-> retrieved num.1.5  (cached)
-> retrieved ocamlbuild.0.14.1  (cached)
-> retrieved ocamlfind.1.9.6  (cached)
-> retrieved ocplib-endian.1.1  (cached)
-> retrieved parsexp.v0.15.0  (cached)
-> retrieved re.1.9.0  (cached)
-> retrieved result.1.5  (cached)
-> retrieved seq.0.3  (cached)
-> retrieved sexplib.v0.15.1  (cached)
-> retrieved sexplib0.v0.15.1  (cached)
-> retrieved tezt.4.0.0  (cached)
-> retrieved topkg.1.0.8  (cached)
-> retrieved uutf.1.0.3  (cached)
-> installed num.1.5
-> removed   tezt.4.0.0
-> removed   clap.0.3.0
-> removed   ezjsonm.1.3.0
-> removed   hex.1.5.0
-> removed   cstruct.6.2.0
-> removed   fmt.0.11.0
-> removed   jsonm.1.0.2
-> removed   lwt.5.9.2
-> removed   dune-configurator.3.20.2
-> removed   csexp.1.5.2
-> removed   ocplib-endian.1.2
-> removed   base-bytes.base
-> removed   cppo.1.8.0
-> removed   re.1.13.2
-> removed   seq.base
-> removed   sexplib0.v0.17.0
-> removed   dune.3.20.2
-> removed   uutf.1.0.4
-> removed   topkg.1.1.0
-> removed   ocamlbuild.0.16.1
-> removed   ocamlfind.1.9.8
-> installed dune.3.5.0
-> installed ocamlbuild.0.14.1
-> installed ocamlfind.1.9.6
-> installed base-bytes.base
-> installed clap.0.3.0
-> installed cppo.1.6.6
-> installed result.1.5
-> installed seq.0.3
-> installed sexplib0.v0.15.1
-> installed csexp.1.3.1
-> installed ocplib-endian.1.1
-> installed re.1.9.0
-> installed dune-configurator.2.9.3
-> installed lwt.5.6.0
-> installed topkg.1.0.8
-> installed uutf.1.0.3
-> installed jsonm.1.0.2
-> installed base.v0.15.1
-> installed parsexp.v0.15.0
-> installed sexplib.v0.15.1
-> installed cstruct.3.3.0
-> installed hex.1.3.0
-> installed ezjsonm.1.1.0
-> installed tezt.4.0.0
Done.
# To update the current shell environment, run: eval $(opam env)
2025-09-18 20:50.59 ---> saved as "2fead2f318fd3e6f3f654195233904038f8a0a64d17e6de8057b40cf89b4ee6e"
Job succeeded
2025-09-18 20:51.08: Job succeeded