(for PR #29110)

2025-12-30 15:25.34: New job: build conf-llvm-shared.21, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29110/head (a16fbbbc4ad239dba151649395b1e98d3d337d30)
                              on debian-13-ocaml-4.14-nnpchecker/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29110/head" && git reset --hard a16fbbbc
git fetch origin master
git merge --no-edit f2d102f951a5dc2af6db218c6aef53c80186295a
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-4.14-nnpchecker@sha256:a34fd7da76f02bdda752c99c0e5b5b2443059001f41a12a51e990a417ef55213
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn conf-llvm-shared.21 21
RUN opam reinstall conf-llvm-shared.21; \
    res=$?; \
    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 "$pkg" != 'conf-llvm-shared.21' && partial_fails="$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 .

2025-12-30 15:25.34: Using cache hint "ocaml/opam:debian-13-ocaml-4.14-nnpchecker@sha256:a34fd7da76f02bdda752c99c0e5b5b2443059001f41a12a51e990a417ef55213-conf-llvm-shared.21-a16fbbbc4ad239dba151649395b1e98d3d337d30"
2025-12-30 15:25.34: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-4.14-nnpchecker@sha256:a34fd7da76f02bdda752c99c0e5b5b2443059001f41a12a51e990a417ef55213)
 (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 conf-llvm-shared.21 21"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall conf-llvm-shared.21;\
             \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 \"$pkg\" != 'conf-llvm-shared.21' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-12-30 15:25.34: Waiting for resource in pool OCluster
2025-12-30 15:29.49: Waiting for worker…
2025-12-30 15:33.19: Got resource from pool OCluster
Building on asteria.caelum.ci.dev
All commits already cached
HEAD is now at f2d102f951 Merge pull request #29150 from raphael-proust/llvm-20-21-only-cosmetics
Merge made by the 'ort' strategy.
 packages/conf-llvm-shared/conf-llvm-shared.20/opam | 34 +++++++++++
 packages/conf-llvm-shared/conf-llvm-shared.21/opam | 34 +++++++++++
 packages/conf-llvm-static/conf-llvm-static.20/opam | 34 +++++++++++
 packages/conf-llvm-static/conf-llvm-static.21/opam | 34 +++++++++++
 packages/llvm/llvm.20-shared/opam                  | 67 ++++++++++++++++++++++
 packages/llvm/llvm.20-static/opam                  | 67 ++++++++++++++++++++++
 packages/llvm/llvm.21-shared/opam                  | 67 ++++++++++++++++++++++
 packages/llvm/llvm.21-static/opam                  | 67 ++++++++++++++++++++++
 8 files changed, 404 insertions(+)
 create mode 100644 packages/conf-llvm-shared/conf-llvm-shared.20/opam
 create mode 100644 packages/conf-llvm-shared/conf-llvm-shared.21/opam
 create mode 100644 packages/conf-llvm-static/conf-llvm-static.20/opam
 create mode 100644 packages/conf-llvm-static/conf-llvm-static.21/opam
 create mode 100644 packages/llvm/llvm.20-shared/opam
 create mode 100644 packages/llvm/llvm.20-static/opam
 create mode 100644 packages/llvm/llvm.21-shared/opam
 create mode 100644 packages/llvm/llvm.21-static/opam

(from ocaml/opam:debian-13-ocaml-4.14-nnpchecker@sha256:a34fd7da76f02bdda752c99c0e5b5b2443059001f41a12a51e990a417ef55213)
Unable to find image 'ocaml/opam:debian-13-ocaml-4.14-nnpchecker@sha256:a34fd7da76f02bdda752c99c0e5b5b2443059001f41a12a51e990a417ef55213' locally
docker.io/ocaml/opam@sha256:a34fd7da76f02bdda752c99c0e5b5b2443059001f41a12a51e990a417ef55213: Pulling from ocaml/opam
2981f7e8980b: Already exists
38c43a523031: Already exists
86b171e1f8bb: Already exists
c62328d491a4: Already exists
eff4af1ec9f9: Already exists
a8fb3d73c22a: Already exists
75059ed2c06e: Already exists
c838c080301e: Already exists
dfb14fb41cef: Already exists
df6d00addf67: Already exists
4f718223933a: Already exists
ccc6aa3cc5f0: Already exists
23e68f1bebf2: Already exists
bc8ede90ef45: Already exists
80af37328cf0: Already exists
709d603477b6: Already exists
0ccf30b070a2: Already exists
35aa2e416863: Already exists
00036f610596: Already exists
566836f020cc: Already exists
71b9e3f831b5: Already exists
8a58bb81444d: Already exists
4f4fb700ef54: Already exists
c914f6b1f746: Already exists
63d935813e47: Already exists
8ac9b4b966c0: Already exists
8001b3a2b5ac: Already exists
ab8c1074cdd7: Already exists
552a5e6f461a: Already exists
096d8d04315b: Already exists
8c2c8a96d5dd: Already exists
5e0e78b37cf0: Already exists
47f8c84cafbb: Already exists
ad98837138f6: Already exists
5ed1b7a005db: Already exists
ec30d9664bee: Already exists
fc40ea176f89: Already exists
120854320efc: Already exists
bc1b0459d6ad: Already exists
ae7d42bb164e: Already exists
e62afff751db: Already exists
30cf54bb4e31: Pulling fs layer
91040e999016: Pulling fs layer
95ad5819b622: Pulling fs layer
5e861ea4d0dc: Pulling fs layer
5e861ea4d0dc: Waiting
91040e999016: Verifying Checksum
91040e999016: Download complete
95ad5819b622: Download complete
5e861ea4d0dc: Download complete
30cf54bb4e31: Verifying Checksum
30cf54bb4e31: Download complete
30cf54bb4e31: Pull complete
91040e999016: Pull complete
95ad5819b622: Pull complete
5e861ea4d0dc: Pull complete
Digest: sha256:a34fd7da76f02bdda752c99c0e5b5b2443059001f41a12a51e990a417ef55213
Status: Downloaded newer image for ocaml/opam@sha256:a34fd7da76f02bdda752c99c0e5b5b2443059001f41a12a51e990a417ef55213
2025-12-30 15:35.47 ---> using "10df2c7857b17d7b51f6644f6c21c5c36093951e59156f145010a38d65e955b4" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2025-12-30 15:35.47 ---> using "f4d77b3dfbd697f523011f176eb4682b251fd41a1f42963dda7bfa9a5f1482bb" 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
[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
2025-12-30 15:35.47 ---> using "4f2c42da64f88c74879783bafe1c3cac1c554de64659d426c08d85aa8bc90c5b" 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         2.5.0
# 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-nnpchecker"]
# compiler-packages    ocaml-option-nnpchecker.1, ocaml-options-only-nnpchecker.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
2025-12-30 15:35.47 ---> using "f2225eb6698f61122a489b456dcfa5035152e3a461e2a2a1754755496423cfdf" 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/"))
2025-12-30 15:35.47 ---> using "da3fb7b67c1db1269be5f351b5462284da21e23952468186a643cbb0610eb89d" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2025-12-30 15:35.55 ---> saved as "9e2cab38223a4364cae83326774d0a022614478ae38103d3b276db3b8fca1ee6"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-12-30 15:36.13 ---> saved as "0051e2124cf75ccdd64260a0c8a0405723a83e29fa6506c7bb197a06a5ff73e7"

/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]
- Fetched 90.7 kB in 0s (1241 kB/s)
- Reading package lists...
2025-12-30 15:36.15 ---> saved as "8c60913267421d02f3fb4d9fe0079aa4e14ac7a0ce8c3d6e689061f47c92b7a8"

/home/opam: (run (shell "opam pin add -k version -yn conf-llvm-shared.21 21"))
conf-llvm-shared is now pinned to version 21
2025-12-30 15:36.15 ---> saved as "881dc232e2ad4f6d9cc92b068dc7aacc5d6e5dc610a08d82c0d2d6bb271862b3"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall conf-llvm-shared.21;\
                        \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 \"$pkg\" != 'conf-llvm-shared.21' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
[ERROR] Package conf-llvm-shared.21 depends on the unavailable system package 'llvm-21-dev'. You can use `--no-depexts' to attempt installation anyway.
"/usr/bin/env" "bash" "-c" "opam reinstall conf-llvm-shared.21;
        res=$?;
        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 "$pkg" != 'conf-llvm-shared.21' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 5
2025-12-30 15:36.29: Job failed: Failed: Build failed
2025-12-30 15:36.29: Log analysis:
2025-12-30 15:36.29: >>> 
[ERROR] Package conf-llvm-shared.21 depends on the unavailable system package 'llvm-21-dev'. You can use `--no-depexts' to attempt installation anyway.
 (score = 100)
2025-12-30 15:36.29: [SKIP] Package not available