(for PR #28550)

2025-09-18 20:48.58: New job: build tezt.4.1.0, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/28550/head (4c8ce71f462333fbe6c1361dda9a9a0fec0538a0)
                              on debian-13-ocaml-4.14/s390x

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/28550/head" && git reset --hard 4c8ce71f
git fetch origin master
git merge --no-edit a8e705e921fe8c34d04adf522ef716c1fa627f80
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-4.14@sha256:720edf32770dc2430e94f20c9b199fe4da5cd2ddaad6daa066235ec87df69b2c
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn tezt.4.1.0 4.1.0
RUN opam reinstall tezt.4.1.0; \
    res=$?; \
    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 "$pkg" != 'tezt.4.1.0' && partial_fails="$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 20:48.58: Using cache hint "ocaml/opam:debian-13-ocaml-4.14@sha256:720edf32770dc2430e94f20c9b199fe4da5cd2ddaad6daa066235ec87df69b2c-tezt.4.1.0-4c8ce71f462333fbe6c1361dda9a9a0fec0538a0"
2025-09-18 20:48.58: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-4.14@sha256:720edf32770dc2430e94f20c9b199fe4da5cd2ddaad6daa066235ec87df69b2c)
 (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.4.1.0 4.1.0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall tezt.4.1.0;\
             \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 \"$pkg\" != 'tezt.4.1.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-09-18 20:48.58: Waiting for resource in pool OCluster
2025-09-18 20:48.59: Waiting for worker…
2025-09-19 03:50.06: Got resource from pool OCluster
Building on s390x-worker-01.marist.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-4.14@sha256:720edf32770dc2430e94f20c9b199fe4da5cd2ddaad6daa066235ec87df69b2c)
Unable to find image 'ocaml/opam:debian-13-ocaml-4.14@sha256:720edf32770dc2430e94f20c9b199fe4da5cd2ddaad6daa066235ec87df69b2c' locally
docker.io/ocaml/opam@sha256:720edf32770dc2430e94f20c9b199fe4da5cd2ddaad6daa066235ec87df69b2c: Pulling from ocaml/opam
28eee642962f: Already exists
a3da74fabe44: Already exists
954a4b28c4ac: Already exists
33f722f84002: Already exists
22230ea145a1: Already exists
fecf6f44f284: Already exists
217bd4fede6a: Already exists
a33647dc2e72: Already exists
d79780697501: Already exists
9e23f7ffff2e: Already exists
eb75e063aff4: Already exists
388fcd98e415: Already exists
c1d354e88d38: Already exists
a0f5e7e96636: Already exists
ba5ff5ec60bd: Already exists
9aaa23f50bbc: Already exists
d10db0662178: Already exists
cd6f63b0f0f8: Already exists
ac5365aa1a11: Already exists
6587968fd88d: Already exists
e588d084fdc6: Already exists
4f4fb700ef54: Already exists
4a5997d73c6d: Already exists
e541ac1e928e: Already exists
728b5511169a: Already exists
959e36346cbe: Already exists
1b8a5fe2cec2: Already exists
e74fadbc5d0b: Already exists
ed67b78ce4dd: Already exists
427304383c22: Already exists
3463eb278ac2: Already exists
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dbb81f611d3c: Already exists
06c3f641d2b9: Already exists
f910b4833e6f: Already exists
b3a11d4a0fca: Already exists
0031525c35e8: Already exists
007ec72ca1b8: Already exists
b29860215095: Already exists
c167a5bdeab6: Already exists
9d6b0ab18c79: Pulling fs layer
9b09c37533d2: Pulling fs layer
9a6fc8f6dbc3: Pulling fs layer
22d23a9afaf6: Pulling fs layer
22d23a9afaf6: Waiting
9a6fc8f6dbc3: Verifying Checksum
9a6fc8f6dbc3: Download complete
9b09c37533d2: Verifying Checksum
9b09c37533d2: Download complete
22d23a9afaf6: Verifying Checksum
22d23a9afaf6: Download complete
9d6b0ab18c79: Verifying Checksum
9d6b0ab18c79: Download complete
9d6b0ab18c79: Pull complete
9b09c37533d2: Pull complete
9a6fc8f6dbc3: Pull complete
22d23a9afaf6: Pull complete
Digest: sha256:720edf32770dc2430e94f20c9b199fe4da5cd2ddaad6daa066235ec87df69b2c
Status: Downloaded newer image for ocaml/opam@sha256:720edf32770dc2430e94f20c9b199fe4da5cd2ddaad6daa066235ec87df69b2c
2025-09-19 03:50.07 ---> using "21924fd223900ba9548db9ff2d14288448a6b2c6b9a6ac7a343fb5704bfa759b" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2025-09-19 03:50.07 ---> using "98dbf344259c02588180179653fa5e3cd1bc9a3eb481ccb637c84dca0bf62140" 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
2025-09-19 03:50.07 ---> using "f40baf658e616f9c0d18487df4ac8c44d34b864b91f7131e6f171ed27b52d184" 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=s390x 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                 3
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       4.14
# invariant            ["ocaml-base-compiler" {= "4.14.2"}]
# compiler-packages    ocaml-base-compiler.4.14.2, ocaml-options-vanilla.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/4.14/lib/ocaml/stublibs:/home/opam/.opam/4.14/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       4.14.2
2025-09-19 03:50.07 ---> using "f307c9b8fea6d8f45dc3f4733e6be6563c042f99abba0c1c3627ea028ef8a50e" 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/"))
2025-09-19 03:50.07 ---> using "47d40da127dd3111a6b418197779ce638e549d8e81d378740c588694dfad2f77" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2025-09-19 03:50.08 ---> using "e2f109714f95756345b14e21532fddd3965fa0fc5342d62493837aa3fb389913" from cache

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-09-19 03:50.08 ---> using "b724f26b3ff8df3fc43a64a176cf1b96502f30abf08d932183104980e27798d4" from cache

/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 s390x Packages [36.2 kB]
- Fetched 127 kB in 0s (559 kB/s)
- Reading package lists...
- 
2025-09-19 03:50.08 ---> using "887624ca4a5b28df5149b1a3cd1578264cb4bf7d473abd538b3b2c7833d3c36f" from cache

/home/opam: (run (shell "opam pin add -k version -yn tezt.4.1.0 4.1.0"))
tezt is now pinned to version 4.1.0
2025-09-19 03:50.12 ---> saved as "e234d8490b6fb69db26b0c9d9b63370089ddf08838b34a09f06b5efe5e5b9715"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall tezt.4.1.0;\
                        \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 \"$pkg\" != 'tezt.4.1.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
tezt.4.1.0 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              4.1.0 (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)
-> retrieved sexplib0.v0.17.0  (cached)
-> retrieved tezt.4.1.0  (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 seq.base
-> 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 ocplib-endian.1.2
-> installed hex.1.5.0
-> installed sexplib0.v0.17.0
-> installed dune-configurator.3.20.2
-> installed re.1.13.2
-> installed ezjsonm.1.3.0
-> installed lwt.5.9.2
-> installed tezt.4.1.0
Done.
# To update the current shell environment, run: eval $(opam env)
2025-09-19 03:51.02 ---> saved as "f3090e04c5d6ac4916520e2e25993fc436a123c7a1dddc837c6333e8e0b55485"
Job succeeded
2025-09-19 03:51.06: Job succeeded