(for PR #24267)

2025-10-17 13:54.21: New job: build orsvm_e1071.3.0.0, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/24267/head (41de505ec8ff3637ab3cb06a41ccbc29683f566c)
                              on opensuse-15.6-ocaml-5.4/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/24267/head" && git reset --hard 41de505e
git fetch origin master
git merge --no-edit 5bf570252bd9fee71938b828ca0b86573c1e3355
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:opensuse-15.6-ocaml-5.4@sha256:fe2a418a272505e34af7279195a64d61033d33f8adf79a5655694880bf3ff16e
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn orsvm_e1071.3.0.0 3.0.0
RUN opam reinstall orsvm_e1071.3.0.0; \
    res=$?; \
    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 "\"opensuse-15.6\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'orsvm_e1071.3.0.0' && partial_fails="$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:opensuse-15.6-ocaml-5.4@sha256:fe2a418a272505e34af7279195a64d61033d33f8adf79a5655694880bf3ff16e-orsvm_e1071.3.0.0-41de505ec8ff3637ab3cb06a41ccbc29683f566c"
2025-10-17 13:54.21: Using OBuilder spec:
((from ocaml/opam:opensuse-15.6-ocaml-5.4@sha256:fe2a418a272505e34af7279195a64d61033d33f8adf79a5655694880bf3ff16e)
 (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 orsvm_e1071.3.0.0 3.0.0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall orsvm_e1071.3.0.0;\
             \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 \"\\\"opensuse-15.6\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'orsvm_e1071.3.0.0' && partial_fails=\"$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 14:14.20: Waiting for worker…
2025-10-17 14:16.53: Got resource from pool OCluster
Building on toxis.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:opensuse-15.6-ocaml-5.4@sha256:fe2a418a272505e34af7279195a64d61033d33f8adf79a5655694880bf3ff16e)
Unable to find image 'ocaml/opam:opensuse-15.6-ocaml-5.4@sha256:fe2a418a272505e34af7279195a64d61033d33f8adf79a5655694880bf3ff16e' locally
docker.io/ocaml/opam@sha256:fe2a418a272505e34af7279195a64d61033d33f8adf79a5655694880bf3ff16e: Pulling from ocaml/opam
2449996ea11e: Pulling fs layer
2449996ea11e: Verifying Checksum
2449996ea11e: Download complete
2449996ea11e: Pull complete
Digest: sha256:fe2a418a272505e34af7279195a64d61033d33f8adf79a5655694880bf3ff16e
Status: Downloaded newer image for ocaml/opam@sha256:fe2a418a272505e34af7279195a64d61033d33f8adf79a5655694880bf3ff16e
2025-10-17 14:17.05 ---> using "54642271b5fd1794804a7e8fc5562b04333800470855a2ac9039c55ae383833a" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2025-10-17 14:17.05 ---> using "9e0ee0eb597e4ccd94eb3c8567cead2f66f9c8b62a0d3fc54b6e323e99c1a05e" 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
Format upgrade done.

<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2025-10-17 14:17.05 ---> using "3d33597061dbd5b19481d1bdbc3c85418a03a50a58809ae976919f132c701e50" 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=opensuse-leap os-version=15.6
# solver               builtin-0install
# install-criteria     -changed,-count[avoid-version,solution]
# upgrade-criteria     -count[avoid-version,solution]
# jobs                 71
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       5.4
# invariant            ["ocaml-base-compiler" {>= "5.4.0"}]
# compiler-packages    ocaml-base-compiler.5.4.0, ocaml-compiler.5.4.0, ocaml-options-vanilla.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/5.4/lib/ocaml/stublibs:/home/opam/.opam/5.4/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       5.4.0
2025-10-17 14:17.05 ---> using "699e285d7fb9c2a697612b087231755280499f68649317dbe7af1da4e4877e1d" 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 14:17.05 ---> using "ba265e0d39dc0120497943f660c0eab8f0289d9fbec3942fc72193960f0182db" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2025-10-17 14:17.06 ---> using "4be4e9e7a56d3fc7b5c5eecf89db366417ef078ccb0af1d7bacd8b50117fd0c1" from cache

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-10-17 14:17.20 ---> saved as "3bfe8742fcbe66e2d996b28537480d7dbd140a55c3db6663374860b13a1e73fa"

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/sudo "zypper" "--non-interactive" "refresh"
- Retrieving repository 'Update repository of openSUSE Backports' metadata [.
- .
- ..
- Looking for gpg keys in repository Update repository of openSUSE Backports.
-   gpgkey=http://download.opensuse.org/update/leap/15.6/backports/repodata/repomd.xml.key
- .....
- ..........
- ........
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- ....
- ......
- ........
- ....done]
- Building repository 'Update repository of openSUSE Backports' cache [..
- ..done]
- Retrieving repository 'Update repository with updates from SUSE Linux Enterprise 15' metadata [.
- ..
- Looking for gpg keys in repository Update repository with updates from SUSE Linux Enterprise 15.
-   gpgkey=http://download.opensuse.org/update/leap/15.6/sle/repodata/repomd.xml.key
- ........
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- ..
- ...
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- ........
- ........
- .........
- ........done]
- Building repository 'Update repository with updates from SUSE Linux Enterprise 15' cache [..
- ..done]
- Repository 'Main Update Repository' is up to date.
- Repository 'Update Repository (Non-Oss)' is up to date.
- Repository 'Non-OSS Repository' is up to date.
- Repository 'Main Repository' is up to date.
- All repositories have been refreshed.
2025-10-17 14:26.36 ---> saved as "bf85a3c145e8ca34ddc87b4acdf0349cdbbcdcef89b0a1e2c9f1872b47d256b7"

/home/opam: (run (shell "opam pin add -k version -yn orsvm_e1071.3.0.0 3.0.0"))
orsvm_e1071 is now pinned to version 3.0.0
2025-10-17 14:26.36 ---> saved as "c8b884ac63a2799a4459b5dda3baf82cd4571754dd3b5c305e4f9d4b144d307d"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall orsvm_e1071.3.0.0;\
                        \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 \"\\\"opensuse-15.6\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'orsvm_e1071.3.0.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
orsvm_e1071.3.0.0 is not installed. Install it? [Y/n] y
  * Incompatible packages:
    - (invariant) -> ocaml-base-compiler >= 5.4.0
    - orsvm_e1071 = 3.0.0 -> jbuilder -> ocaml < 5.0 -> dkml-base-compiler
    You can temporarily relax the switch invariant with `--update-invariant'
  * Incompatible packages:
    - (invariant) -> ocaml-base-compiler >= 5.4.0
    - orsvm_e1071 = 3.0.0 -> jbuilder -> ocaml < 5.0 -> ocaml-variants (< 4.00.1~ | >= 4.00.1)
  * Missing dependency:
    - orsvm_e1071 = 3.0.0 -> jbuilder -> dune < 2.0 -> ocaml < 4.12 -> ocaml-base-compiler (<= 3.07+1 | = 3.07+2 | = 3.08.0 | = 3.08.1 | = 3.08.2 | = 3.08.3 | = 3.08.4 | = 3.09.0) | ocaml-system (<= 3.07+1 | = 3.07+2 | >= 3.08.0) | ocaml-variants < 3.09.1~
    not available because the package is pinned to version 5.4.0
    unmet availability conditions, e.g. 'sys-ocaml-version = "5.4.0" & (os != "win32" | sys-ocaml-libc = "msvc")'
    no matching version
  * Missing dependency:
    - orsvm_e1071 = 3.0.0 -> jbuilder -> ocaml < 5.0 -> ocaml-variants >= 4.00.1 -> ocaml-beta
    unmet availability conditions: 'enable-ocaml-beta-repository'
  * Missing dependency:
    - orsvm_e1071 = 3.0.0 -> jbuilder -> ocaml < 5.0 -> ocaml-variants >= 4.00.1 -> system-msvc
    unmet availability conditions: 'os = "win32"'

No solution found, exiting
"/usr/bin/env" "bash" "-c" "opam reinstall orsvm_e1071.3.0.0;
        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 "\"opensuse-15.6\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'orsvm_e1071.3.0.0' && partial_fails="$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 14:26.53: Job failed: Failed: Build failed
2025-10-17 14:26.53: Log analysis:
2025-10-17 14:26.53: >>> 
No solution found, exiting
 (score = 100)
2025-10-17 14:26.53: [SKIP] Package not available