(for PR #29159)

2026-01-21 12:32.26: New job: build ortools_solvers.9.14.0, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29159/head (54e99e25df564b1568f413be7f61592dcad00735)
                              on debian-13-ocaml-4.14-afl/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29159/head" && git reset --hard 54e99e25
git fetch origin master
git merge --no-edit 10a02a697b08f6d78a6c4c2cb9a76136afc7776d
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-4.14-afl@sha256:97d3a775399fefa29d567717fd99675c5fb02ab06fb74a7123c89871dfc896a0
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn ortools_solvers.9.14.0 9.14.0
RUN opam reinstall ortools_solvers.9.14.0; \
    res=$?; \
    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 "$pkg" != 'ortools_solvers.9.14.0' && partial_fails="$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 .

2026-01-21 12:32.26: Using cache hint "ocaml/opam:debian-13-ocaml-4.14-afl@sha256:97d3a775399fefa29d567717fd99675c5fb02ab06fb74a7123c89871dfc896a0-ortools_solvers.9.14.0-54e99e25df564b1568f413be7f61592dcad00735"
2026-01-21 12:32.26: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-4.14-afl@sha256:97d3a775399fefa29d567717fd99675c5fb02ab06fb74a7123c89871dfc896a0)
 (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 ortools_solvers.9.14.0 9.14.0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall ortools_solvers.9.14.0;\
             \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 \"$pkg\" != 'ortools_solvers.9.14.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-01-21 12:32.26: Waiting for resource in pool OCluster
2026-01-21 12:32.27: Waiting for worker…
2026-01-21 12:35.52: Got resource from pool OCluster
Building on asteria.caelum.ci.dev
All commits already cached
HEAD is now at 10a02a697b Merge pull request #29249 from panglesd/release-slipshow-v0.8.0
Merge made by the 'ort' strategy.
 packages/ortools/ortools.9.14.0/opam               | 47 +++++++++++++++
 .../ortools_solvers/ortools_solvers.9.14.0/opam    | 68 ++++++++++++++++++++++
 2 files changed, 115 insertions(+)
 create mode 100644 packages/ortools/ortools.9.14.0/opam
 create mode 100644 packages/ortools_solvers/ortools_solvers.9.14.0/opam

(from ocaml/opam:debian-13-ocaml-4.14-afl@sha256:97d3a775399fefa29d567717fd99675c5fb02ab06fb74a7123c89871dfc896a0)
2026-01-21 12:36.36 ---> saved as "be12f4153c4c3133227572f65a807ba3c0964b522079987c2dfbaf1e07dbe256"

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-01-21 12:36.36 ---> saved as "f3643fdaaf9680a79cc83800b3c61f43dbe52096f04952aa8a7dd645d515c22c"

/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
2026-01-21 12:37.04 ---> saved as "297f65efb03a07ba760466eb254caf261c8ad10f0667af5db476989ae2e23a86"

/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=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       4.14
# invariant            ["ocaml-options-only-afl"]
# compiler-packages    ocaml-option-afl.1, ocaml-options-only-afl.1, ocaml-variants.4.14.2+options
# 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+options+afl
2026-01-21 12:37.08 ---> saved as "a5c6f2174206c1fbf3b3f0c70aed54a0fd9c4e4aa2bac40025fb04d718582bbf"

/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/"))
2026-01-21 12:37.35 ---> saved as "5de82fff99fd7111744338ac60460fbe044770f6aafd5ea3e91ebf2077984944"

/home/opam: (copy (src .) (dst opam-repository/))
2026-01-21 12:38.49 ---> saved as "61d63de088dc0e5cdd2184d2fdabb4ffdbc748ad01d039aab0752147d319dda8"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-01-21 12:39.16 ---> saved as "252dec0f3835239dd1d765858c8d7f853f5eeec9f3905c3b281b0d8eae64c26c"

/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 amd64 Packages [9670 kB]
- Get:5 http://deb.debian.org/debian-security trixie-security/main amd64 Packages [96.3 kB]
- Fetched 9998 kB in 1s (8716 kB/s)
- Reading package lists...
2026-01-21 12:39.18 ---> saved as "62ab782a2b404f64faf294ad8d8f396ca15b63b7f37b8fcec87bce8b3605aaa5"

/home/opam: (run (shell "opam pin add -k version -yn ortools_solvers.9.14.0 9.14.0"))
ortools_solvers is now pinned to version 9.14.0
2026-01-21 12:39.19 ---> saved as "6f316ac4aed15e71a645ba254d93f4df123bd1d399d28bb4345c45a5be834c54"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall ortools_solvers.9.14.0;\
                        \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 \"$pkg\" != 'ortools_solvers.9.14.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
ortools_solvers.9.14.0 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 7 packages
  - install csexp             1.5.2           [required by dune-configurator]
  - install dune              3.21.0          [required by ortools_solvers]
  - install dune-configurator 3.21.0          [required by ortools_solvers]
  - install ortools           9.14.0          [required by ortools_solvers]
  - install ortools_solvers   9.14.0 (pinned)
  - install pbrt              4.0             [required by ortools]
  - install stdlib-shims      0.3.0           [required by pbrt]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved csexp.1.5.2  (cached)
-> retrieved dune.3.21.0, dune-configurator.3.21.0  (cached)
-> retrieved ortools.9.14.0, ortools_solvers.9.14.0  (cached)
-> retrieved pbrt.4.0  (cached)
-> retrieved stdlib-shims.0.3.0  (cached)
-> installed dune.3.21.0
-> installed stdlib-shims.0.3.0
-> installed csexp.1.5.2
-> installed pbrt.4.0
-> installed dune-configurator.3.21.0
-> installed ortools.9.14.0
[ERROR] The compilation of ortools_solvers.9.14.0 failed at "dune build -p ortools_solvers -j 255 @install".

#=== ERROR while compiling ortools_solvers.9.14.0 =============================#
# context              2.5.0 | linux/x86_64 | ocaml-options-only-afl.1 | pinned(https://github.com/INRIA/ocaml-ortools/releases/download/9.14.0/ortools-9.14.0.tbz)
# path                 ~/.opam/4.14/.opam-switch/build/ortools_solvers.9.14.0
# command              ~/.opam/opam-init/hooks/sandbox.sh build dune build -p ortools_solvers -j 255 @install
# exit-code            1
# env-file             ~/.opam/log/ortools_solvers-8-b97576.env
# output-file          ~/.opam/log/ortools_solvers-8-b97576.out
### output ###
# File "ortools_solvers/dune", lines 1-11, characters 0-281:
#  1 | (library
#  2 |   (name ortools_solvers)
#  3 |   (public_name ortools_solvers)
#  4 |   (synopsis "Call Google OR-Tools solvers")
#  5 |   (modules ortools_solvers)
#  6 |   (foreign_stubs
#  7 |     (language c)
#  8 |     (names ocaml_ortools_solvers))
#  9 |   (c_library_flags (:include discover/flags.sexp))
# 10 |   (libraries ortools)
# 11 | )
# (cd _build/default && /home/opam/.opam/4.14/bin/ocamlmklib.opt -g -o ortools_solvers/ortools_solvers_stubs ortools_solvers/ocaml_ortools_solvers.o -ldopt -l:libortools.so.9)
# /usr/bin/ld: cannot find -l:libortools.so.9: No such file or directory
# collect2: error: ld returned 1 exit status



<><> Error report <><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
+- The following actions failed
| - build ortools_solvers 9.14.0
+- 
+- The following changes have been performed
| - install csexp             1.5.2
| - install dune              3.21.0
| - install dune-configurator 3.21.0
| - install ortools           9.14.0
| - install pbrt              4.0
| - install stdlib-shims      0.3.0
+- 
# To update the current shell environment, run: eval $(opam env)

The former state can be restored with:
    /usr/bin/opam switch import "/home/opam/.opam/4.14/.opam-switch/backup/state-20260121123920.export"
[WARNING] OPAMCONFIRMLEVEL was ignored because CLI 2.0 was requested and it was introduced in 2.1.
[WARNING] OPAMCONFIRMLEVEL was ignored because CLI 2.0 was requested and it was introduced in 2.1.
A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.
"/usr/bin/env" "bash" "-c" "opam reinstall ortools_solvers.9.14.0;
        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 "$pkg" != 'ortools_solvers.9.14.0' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 1
2026-01-21 12:40.19: Job failed: Failed: Build failed
2026-01-21 12:40.19: Log analysis:
2026-01-21 12:40.19: >>> 
[ERROR] The compilation of ortools_solvers.9.14.0 failed at "dune build -p ortools_solvers -j 255 @install".
 (score = 20)
2026-01-21 12:40.19: >>> 
# collect2: error: ld returned 1 exit status
 (score = 30)
2026-01-21 12:40.19: >>> 
A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.
 (score = 100)
2026-01-21 12:40.19: [SKIP] Failure ignored