(for PR #24267)

2025-10-17 13:54.21: New job: build orsvm_e1071.2.0.0, using opam 2.0
                              from https://github.com/ocaml/opam-repository.git#refs/pull/24267/head (41de505ec8ff3637ab3cb06a41ccbc29683f566c)
                              on debian-13-ocaml-5.4/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/24267/head" && git reset --hard 41de505e
git fetch origin master
git merge --no-edit 5bf570252bd9fee71938b828ca0b86573c1e3355
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-5.4@sha256:219afd660465a4cdf35bbb1e4df7ffa6c984e8d79451af11e9939d6257f7c2b8
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-2.0 /usr/bin/opam
RUN opam init --reinit -ni
RUN opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam depext -u || true
RUN opam pin add -k version -yn orsvm_e1071.2.0.0 2.0.0
RUN opam depext orsvm_e1071.2.0.0 && opam reinstall orsvm_e1071.2.0.0; \
    res=$?; \
    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 "$pkg" != 'orsvm_e1071.2.0.0' && partial_fails="$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 .

2025-10-17 13:54.21: Using cache hint "ocaml/opam:debian-13-ocaml-5.4@sha256:219afd660465a4cdf35bbb1e4df7ffa6c984e8d79451af11e9939d6257f7c2b8-orsvm_e1071.2.0.0-41de505ec8ff3637ab3cb06a41ccbc29683f566c"
2025-10-17 13:54.21: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-5.4@sha256:219afd660465a4cdf35bbb1e4df7ffa6c984e8d79451af11e9939d6257f7c2b8)
 (user (uid 1000) (gid 1000))
 (workdir /home/opam)
 (run (shell "sudo ln -f /usr/bin/opam-2.0 /usr/bin/opam"))
 (run (network host)
      (shell "opam init --reinit --config .opamrc-sandbox -ni"))
 (run (shell "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 depext -u || true"))
 (run (shell "opam pin add -k version -yn orsvm_e1071.2.0.0 2.0.0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam depext orsvm_e1071.2.0.0 && opam reinstall orsvm_e1071.2.0.0;\
             \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 \"$pkg\" != 'orsvm_e1071.2.0.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-10-17 13:54.21: Connecting to build cluster…
2025-10-17 13:54.21: Waiting for resource in pool OCluster
2025-10-17 14:10.21: Waiting for worker…
2025-10-17 14:14.33: Got resource from pool OCluster
Building on odawa.caelum.ci.dev
All commits already cached
HEAD is now at 5bf570252b Merge pull request #28700 from drjdn/opam-publish-p5scm.0.5.0
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 ocaml/opam:debian-13-ocaml-5.4@sha256:219afd660465a4cdf35bbb1e4df7ffa6c984e8d79451af11e9939d6257f7c2b8)
Unable to find image 'ocaml/opam:debian-13-ocaml-5.4@sha256:219afd660465a4cdf35bbb1e4df7ffa6c984e8d79451af11e9939d6257f7c2b8' locally
docker.io/ocaml/opam@sha256:219afd660465a4cdf35bbb1e4df7ffa6c984e8d79451af11e9939d6257f7c2b8: Pulling from ocaml/opam
Digest: sha256:219afd660465a4cdf35bbb1e4df7ffa6c984e8d79451af11e9939d6257f7c2b8
Status: Downloaded newer image for ocaml/opam@sha256:219afd660465a4cdf35bbb1e4df7ffa6c984e8d79451af11e9939d6257f7c2b8
2025-10-17 14:24.45 ---> using "e779c3a4a56932d907bd71b1f7583592fd9370191ff90cc4f969b989cedfcba1" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-2.0 /usr/bin/opam"))
2025-10-17 14:24.45 ---> using "3963c16a34ee0b68593e6ce80111e810d9744ae00e84893f060b266830cc5baf" from cache

/home/opam: (run (network host)
                 (shell "opam init --reinit --config .opamrc-sandbox -ni"))
[NOTE] Will configure 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.

[WARNING] Recommended dependencies -- most packages rely on these:
  - m4

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
default (at git+file:///home/opam/opam-repository): 
    [INFO] opam 2.1 and 2.2 include many performance and security improvements over 2.0; please consider upgrading (https://opam.ocaml.org/doc/Install.html)

2025-10-17 14:24.45 ---> using "e82f93551a03492743cd5dce83a3535905314dc74b1c1baa37e815947ae9be28" from cache

/home/opam: (run (shell "opam config report"))
# opam config report
# opam-version      2.0.10 (adc1e1829a2bef5b240746df80341b508290fe3b) 
# self-upgrade      no
# system            arch=x86_64 os=linux os-distribution=debian os-version=13
# solver            builtin-mccs+glpk
# install-criteria  -removed,-count[version-lag,request],-count[version-lag,changed],-changed
# upgrade-criteria  -removed,-count[version-lag,solution],-new
# jobs              71
# repositories      1 (version-controlled)
# pinned            1 (version)
# current-switch    5.4
2025-10-17 14:24.45 ---> using "6751141926d40c90cc3f970c57a063e8afccca7689f8d050b89b99c5c06edf33" 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/"))
2025-10-17 14:24.45 ---> using "81c28077d454214a0f92e1c4d01192813efed38025a836b0ae56060a5d8dbc0d" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2025-10-17 14:24.45 ---> using "4663d9061a88ca332a41093815ef08789827dc6cf71efb39aef23a19427ae772" from cache

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
default (at file:///home/opam/opam-repository): 
    [INFO] opam 2.1 and 2.2 include many performance and security improvements over 2.0; please consider upgrading (https://opam.ocaml.org/doc/Install.html)

2025-10-17 14:24.45 ---> using "9429e82540ce505ace9d020b9b3020e3c31333dacaad535a36757ca6d3c02260" from cache

/home/opam: (run (network host)
                 (shell "opam depext -u || true"))
# Detecting depexts using vars: arch=x86_64, os=linux, os-distribution=debian, os-family=debian
# No extra OS packages requirements found.
# All required OS packages found.
The following command needs to be run through "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 [56.5 kB]
Fetched 147 kB in 0s (1913 kB/s)
Reading package lists...
# OS package update successful
2025-10-17 14:24.45 ---> using "81c8d98d754366cce322b8dcbf8214bfdba23fe2451445dd916cc2c60e335230" from cache

/home/opam: (run (shell "opam pin add -k version -yn orsvm_e1071.2.0.0 2.0.0"))
orsvm_e1071 is now pinned to version 2.0.0
2025-10-17 14:24.45 ---> using "4522f478e38bbe0d294ea9e2e3723dc518bef65544ba9ac7b50dcd82315ac8a9" from cache

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam depext orsvm_e1071.2.0.0 && opam reinstall orsvm_e1071.2.0.0;\
                        \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 \"$pkg\" != 'orsvm_e1071.2.0.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
# Detecting depexts using vars: arch=x86_64, os=linux, os-distribution=debian, os-family=debian
[ERROR] No solution for orsvm_e1071.2.0.0: The following dependencies couldn't be met:
          - orsvm_e1071 -> jbuilder -> ocaml < 5.0
              base of this switch (use `--unlock-base' to force)
          - orsvm_e1071 -> jbuilder -> dune < 2.0 -> ocaml < 4.12
              base of this switch (use `--unlock-base' to force)


Command failed: opam list --readonly --external '--resolve=orsvm_e1071.2.0.0' --color=never returned 20
"/usr/bin/env" "bash" "-c" "opam depext orsvm_e1071.2.0.0 && opam reinstall orsvm_e1071.2.0.0;
        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 "$pkg" != 'orsvm_e1071.2.0.0' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 20
2025-10-17 14:24.52: Job failed: Failed: Build failed
2025-10-17 14:24.52: Log analysis:
2025-10-17 14:24.53: >>> 
[ERROR] No solution for orsvm_e1071.2.0.0: The following dependencies couldn't be met:
 (score = 100)
2025-10-17 14:24.53: [SKIP] Package not available