(for PR #24267)

2026-04-29 12:47.45: New job: build orrandomForest.1.0.0, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/24267/head (41de505ec8ff3637ab3cb06a41ccbc29683f566c)
                              on freebsd-15.0-ocaml-5.4/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/24267/head" && git reset --hard 41de505e
git fetch origin master
git merge --no-edit dd592986d47d277a9eee2bf37e1c4aa3a0c3efbd
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM freebsd-15.0-ocaml-5.4
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/local/bin/opam-dev /usr/local/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn orrandomForest.1.0.0 1.0.0
RUN opam reinstall orrandomForest.1.0.0; \
    res=$?; \
    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 "\"freebsd-15.0\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'orrandomForest.1.0.0' && partial_fails="$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 .

2026-04-29 12:47.45: Using cache hint "freebsd-15.0-ocaml-5.4-orrandomForest.1.0.0-41de505ec8ff3637ab3cb06a41ccbc29683f566c"
2026-04-29 12:47.45: Using OBuilder spec:
((from freebsd-15.0-ocaml-5.4)
 (user (uid 1000) (gid 1000))
 (workdir /home/opam)
 (run (shell "sudo ln -f /usr/local/bin/opam-dev /usr/local/bin/opam"))
 (run (network host)
      (shell "opam init --reinit -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 orrandomForest.1.0.0 1.0.0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall orrandomForest.1.0.0;\
             \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 \"\\\"freebsd-15.0\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'orrandomForest.1.0.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-04-29 12:47.45: Connecting to build cluster…
2026-04-29 12:47.45: Waiting for resource in pool OCluster
2026-04-29 14:12.15: Waiting for worker…
2026-04-29 15:41.57: Got resource from pool OCluster
Building on rosemary
All commits already cached
Updating files: 100% (18868/18868), done.
HEAD is now at dd592986d4 Merge pull request #29752 from raphael-proust/opam-publish-lwt.6.1.2
Merge made by the 'ort' strategy.
 packages/odnnr/odnnr.2.0.0/opam                   | 4 +---
 packages/oplsr/oplsr.8.0.1/opam                   | 3 +--
 packages/orrandomForest/orrandomForest.1.0.0/opam | 5 +----
 packages/orrandomForest/orrandomForest.2.0.1/opam | 7 +------
 packages/orrandomForest/orrandomForest.3.0.0/opam | 7 +------
 packages/orsvm_e1071/orsvm_e1071.2.0.0/opam       | 3 ---
 packages/orsvm_e1071/orsvm_e1071.3.0.0/opam       | 5 +----
 packages/orsvm_e1071/orsvm_e1071.3.0.1/opam       | 2 +-
 packages/orsvm_e1071/orsvm_e1071.3.0.2/opam       | 2 +-
 packages/orsvm_e1071/orsvm_e1071.4.0.0/opam       | 2 +-
 packages/orxgboost/orxgboost.1.0.1/opam           | 5 +----
 packages/orxgboost/orxgboost.1.1.0/opam           | 5 +----
 packages/orxgboost/orxgboost.1.2.0/opam           | 5 +----
 13 files changed, 12 insertions(+), 43 deletions(-)

(from freebsd-15.0-ocaml-5.4)
2026-04-29 15:34.37 ---> using "e2f9399617b174328a08b4d831e677f3a97fbfa86ae070bfd238f77cd03a9525" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/local/bin/opam-dev /usr/local/bin/opam"))
2026-04-29 15:34.38 ---> using "745d7b97fc3a454a03ab650bab99c7a6daf50bee999fe903ccff757d7afbd43c" from cache

/home/opam: (run (network host)
                 (shell "opam init --reinit -ni"))
No configuration file found, using 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 2.1 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 1 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=1 --global
Format upgrade done.

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] no changes from git+file:///home/opam/opam-repository
2026-04-29 15:34.38 ---> using "803b529782fec3e315a65a64770b60f2264bf3cb2147f21894ecc4e5b04b39c2" 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         2.5.1
# self-upgrade         no
# system               arch=x86_64 os=freebsd os-distribution=freebsd os-version=1500068
# solver               builtin-0install
# install-criteria     -changed,-count[avoid-version,solution]
# upgrade-criteria     -count[avoid-version,solution]
# jobs                 39
# repositories         1 (version-controlled)
# pinned               0
# current-switch       5.4.1
# invariant            ["ocaml-base-compiler" {= "5.4.1"} | "ocaml-system" {= "5.4.1"}]
# compiler-packages    ocaml-base-compiler.5.4.1, ocaml-compiler.5.4.1, ocaml-options-vanilla.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/5.4.1/lib/ocaml/stublibs:/home/opam/.opam/5.4.1/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       5.4.1
2026-04-29 15:34.38 ---> using "44c28f3a9763d7febf1c500e3197be7d30852280b29368166fba08939b19971b" 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/"))
2026-04-29 15:34.39 ---> using "0f138587f3dff1fe6ad69d7d4a1dba6de063434835fe7ed8ccf2f9be3b7a41c5" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2026-04-29 15:34.42 ---> using "c55594464a85f40c45356b0137380183544b0fb729175ab5e87f4f2d104a85b8" from cache

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-04-29 15:35.01 ---> saved as "6cce938189df41fcfdb786f7322b406c5aa05e9c225946a75f56d7fd3b359c9d"

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
[WARNING] Unknown update command for bsd, skipping system update
2026-04-29 15:35.01 ---> saved as "a72fc1a97596937b02d4e19e84a71d9d85fd1b6219e2e5d37a1ce647be7e65cd"

/home/opam: (run (shell "opam pin add -k version -yn orrandomForest.1.0.0 1.0.0"))
orrandomForest is now pinned to version 1.0.0
2026-04-29 15:35.04 ---> saved as "fb0481ae5f19ae31919e4c899ce22cb53f561e1e4904f9f68c8ddafd0d19ee07"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall orrandomForest.1.0.0;\
                        \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 \"\\\"freebsd-15.0\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'orrandomForest.1.0.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
orrandomForest.1.0.0 is not installed. Install it? [Y/n] y
  * No agreement on the version of ocaml-base-compiler:
    - (invariant) → ocaml-base-compiler = 5.4.1
    - orrandomForest < 2.0.1 → dolog < 4.0.0 → ocaml < 5.0.0 → ocaml-base-compiler < 4.14.4~
    You can temporarily relax the switch invariant with `--update-invariant'
  * Incompatible packages:
    - (invariant) → ocaml-base-compiler = 5.4.1
    - orrandomForest < 2.0.1 → dolog < 4.0.0 → ocaml < 5.0.0 → ocaml-variants
  * Missing dependency:
    - orrandomForest < 2.0.1 → dolog < 4.0.0 → ocaml < 5.0.0 → ocaml-variants → ocaml-beta
    unmet availability conditions: 'enable-ocaml-beta-repository'
  * Missing dependency:
    - orrandomForest < 2.0.1 → dolog < 4.0.0 → ocaml < 5.0.0 → ocaml-variants → system-msvc
    unmet availability conditions: 'os = "win32"'

No solution found, exiting
jail: /usr/bin/su -l opam -c cd '/home/opam' && env OPAM_REPO_CI='true' CI='true' OPAMPRECISETRACKING='1' OPAMERRLOGLEN='0' OPAMDOWNLOADJOBS='1' '/usr/bin/env' 'bash' '-c' 'opam reinstall orrandomForest.1.0.0;
        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 "\"freebsd-15.0\""; then
            echo "A package failed and has been disabled for CI using the '\''x-ci-accept-failures'\'' field.";
          fi;
          test "$pkg" != '\''orrandomForest.1.0.0'\'' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1': failed
"jail" "-c" "name=obuilder_1233_3147" "mount.fstab=/tmp/obuilder-jail-504241/fstab" "mount.devfs" "path=/obuilder/result/ddf6eb1196f28780dec498bbdf873324ad8a5305b8d13d51eabfe1d6eaad43d2/rootfs" "host=inherit" "ip6=inherit" "ip4=inherit" "command=/usr/bin/su" "-l" "opam" "-c" "cd '/home/opam' && env OPAM_REPO_CI='true' CI='true' OPAMPRECISETRACKING='1' OPAMERRLOGLEN='0' OPAMDOWNLOADJOBS='1' '/usr/bin/env' 'bash' '-c' 'opam reinstall orrandomForest.1.0.0;
        res=$?;
        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 "\"freebsd-15.0\""; then
            echo "A package failed and has been disabled for CI using the '\''x-ci-accept-failures'\'' field.";
          fi;
          test "$pkg" != '\''orrandomForest.1.0.0'\'' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1'" failed with exit status 1
2026-04-29 15:42.42: Job failed: Failed: Build failed
2026-04-29 15:42.42: Log analysis:
2026-04-29 15:42.42: >>> 
No solution found, exiting
 (score = 100)
2026-04-29 15:42.42: [SKIP] Package not available