(not at the head of any monitored branch or PR)
2025-12-08 18:29.20: New job: build dune-private-libs.3.21.0~alpha2, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29042/head (a9b8a0d0db631d21208bd4ab7355e867d7ecf88d)
                              on alpine-3.22-ocaml-5.4/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29042/head" && git reset --hard a9b8a0d0
git fetch origin master
git merge --no-edit 4c9d80b7312698c8f185350873cbec03fdf0471a
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:alpine-3.22-ocaml-5.4@sha256:e33d2ca8275cd634c6f94b7aa0e89aa1badcaa62676c3d0be4b00f25fa3689d9
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn dune-private-libs.3.21.0~alpha2 3.21.0~alpha2
RUN opam reinstall dune-private-libs.3.21.0~alpha2; \
    res=$?; \
    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 "\"alpine-3.22\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'dune-private-libs.3.21.0~alpha2' && partial_fails="$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 .

2025-12-08 18:29.20: Using cache hint "ocaml/opam:alpine-3.22-ocaml-5.4@sha256:e33d2ca8275cd634c6f94b7aa0e89aa1badcaa62676c3d0be4b00f25fa3689d9-dune-private-libs.3.21.0~alpha2-a9b8a0d0db631d21208bd4ab7355e867d7ecf88d"
2025-12-08 18:29.20: Using OBuilder spec:
((from ocaml/opam:alpine-3.22-ocaml-5.4@sha256:e33d2ca8275cd634c6f94b7aa0e89aa1badcaa62676c3d0be4b00f25fa3689d9)
 (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 dune-private-libs.3.21.0~alpha2 3.21.0~alpha2"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall dune-private-libs.3.21.0~alpha2;\
             \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 \"\\\"alpine-3.22\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'dune-private-libs.3.21.0~alpha2' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2025-12-08 18:29.20: Waiting for resource in pool OCluster
2025-12-08 20:57.07: Waiting for worker…
2025-12-08 21:01.01: Got resource from pool OCluster
Building on laodoke.caelum.ci.dev
All commits already cached
HEAD is now at 4c9d80b731 Merge pull request #29031 from NielsMommen/release-ppx_parser-0.2.1
Updating 4c9d80b731..a9b8a0d0db
Fast-forward
 .../chrome-trace/chrome-trace.3.21.0~alpha2/opam   | 41 ++++++++++++
 .../dune-action-plugin.3.21.0~alpha2/opam          | 54 ++++++++++++++++
 .../dune-build-info.3.21.0~alpha2/opam             | 47 ++++++++++++++
 .../dune-configurator.3.21.0~alpha2/opam           | 51 +++++++++++++++
 packages/dune-glob/dune-glob.3.21.0~alpha2/opam    | 44 +++++++++++++
 .../dune-private-libs.3.21.0~alpha2/opam           | 52 +++++++++++++++
 .../dune-rpc-lwt/dune-rpc-lwt.3.21.0~alpha2/opam   | 43 +++++++++++++
 packages/dune-rpc/dune-rpc.3.21.0~alpha2/opam      | 46 +++++++++++++
 packages/dune-site/dune-site.3.21.0~alpha2/opam    | 39 +++++++++++
 packages/dune/dune.3.21.0~alpha2/opam              | 75 ++++++++++++++++++++++
 packages/dyn/dyn.3.21.0~alpha2/opam                | 42 ++++++++++++
 packages/fs-io/fs-io.3.21.0~alpha2/opam            | 40 ++++++++++++
 packages/ocamlc-loc/ocamlc-loc.3.21.0~alpha2/opam  | 45 +++++++++++++
 packages/ordering/ordering.3.21.0~alpha2/opam      | 40 ++++++++++++
 packages/stdune/stdune.3.21.0~alpha2/opam          | 48 ++++++++++++++
 .../top-closure/top-closure.3.21.0~alpha2/opam     | 39 +++++++++++
 packages/xdg/xdg.3.21.0~alpha2/opam                | 41 ++++++++++++
 17 files changed, 787 insertions(+)
 create mode 100644 packages/chrome-trace/chrome-trace.3.21.0~alpha2/opam
 create mode 100644 packages/dune-action-plugin/dune-action-plugin.3.21.0~alpha2/opam
 create mode 100644 packages/dune-build-info/dune-build-info.3.21.0~alpha2/opam
 create mode 100644 packages/dune-configurator/dune-configurator.3.21.0~alpha2/opam
 create mode 100644 packages/dune-glob/dune-glob.3.21.0~alpha2/opam
 create mode 100644 packages/dune-private-libs/dune-private-libs.3.21.0~alpha2/opam
 create mode 100644 packages/dune-rpc-lwt/dune-rpc-lwt.3.21.0~alpha2/opam
 create mode 100644 packages/dune-rpc/dune-rpc.3.21.0~alpha2/opam
 create mode 100644 packages/dune-site/dune-site.3.21.0~alpha2/opam
 create mode 100644 packages/dune/dune.3.21.0~alpha2/opam
 create mode 100644 packages/dyn/dyn.3.21.0~alpha2/opam
 create mode 100644 packages/fs-io/fs-io.3.21.0~alpha2/opam
 create mode 100644 packages/ocamlc-loc/ocamlc-loc.3.21.0~alpha2/opam
 create mode 100644 packages/ordering/ordering.3.21.0~alpha2/opam
 create mode 100644 packages/stdune/stdune.3.21.0~alpha2/opam
 create mode 100644 packages/top-closure/top-closure.3.21.0~alpha2/opam
 create mode 100644 packages/xdg/xdg.3.21.0~alpha2/opam

(from ocaml/opam:alpine-3.22-ocaml-5.4@sha256:e33d2ca8275cd634c6f94b7aa0e89aa1badcaa62676c3d0be4b00f25fa3689d9)
2025-12-08 21:01.37 ---> saved as "cc9a51e43484ecba546acb49360e48a09654838dede9dd1d9e25dcc3617de96c"

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2025-12-08 21:01.37 ---> saved as "7a230e17e7b8d0702bc2e9d4f559da2f6315eddb5cd6c65e8339761c79f8e47d"

/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
2025-12-08 21:02.08 ---> saved as "9c5a325c3a740c78a18a12af56cc9668ef8c7aacfa4c8df0504c4ae2703b88b4"

/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=alpine os-version=3.22.2
# 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
2025-12-08 21:02.09 ---> saved as "cf9934ea2a7eaf3e8152cb005b31964f6dc686045ac5214611dca6133c878613"

/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/"))
2025-12-08 21:02.23 ---> saved as "911365d967e1a2ce3981abc6f787eb129972761b54733e13a431c538a7fc888e"

/home/opam: (copy (src .) (dst opam-repository/))
2025-12-08 21:02.29 ---> saved as "0e805bf7785a783eb04eb5c41b4810dc8c76f58943f2026ffa0f975be7c3666f"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2025-12-08 21:02.50 ---> saved as "d449f6259e9b19778f764eb0dd77588d0d34d9b5472a789668bee33a66e2c46c"

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/sudo "apk" "update"
- fetch https://dl-cdn.alpinelinux.org/alpine/v3.22/main/x86_64/APKINDEX.tar.gz
- fetch https://dl-cdn.alpinelinux.org/alpine/v3.22/community/x86_64/APKINDEX.tar.gz
- fetch https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz
- fetch https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz
- fetch https://dl-cdn.alpinelinux.org/alpine/edge/testing/x86_64/APKINDEX.tar.gz
- v3.22.2-294-g75626991b8e [https://dl-cdn.alpinelinux.org/alpine/v3.22/main]
- v3.22.2-293-g2fae2b85aab [https://dl-cdn.alpinelinux.org/alpine/v3.22/community]
- v3.23.0-514-g075ea81b096 [https://dl-cdn.alpinelinux.org/alpine/edge/main]
- v3.23.0-512-gcd43161a5db [https://dl-cdn.alpinelinux.org/alpine/edge/community]
- v3.23.0-516-g7398c9e91a8 [https://dl-cdn.alpinelinux.org/alpine/edge/testing]
- OK: 60301 distinct packages available
2025-12-08 21:02.55 ---> saved as "8c5222d6ea00b50514b8c24615d122c2f51d6131550c55ab283b52e3193e1880"

/home/opam: (run (shell "opam pin add -k version -yn dune-private-libs.3.21.0~alpha2 3.21.0~alpha2"))
dune-private-libs is now pinned to version 3.21.0~alpha2
2025-12-08 21:02.56 ---> saved as "0b149072e15b5085347864f8a3dd55b2de05d0c706cd92c144a6bb5ed65cb3d1"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall dune-private-libs.3.21.0~alpha2;\
                        \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 \"\\\"alpine-3.22\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'dune-private-libs.3.21.0~alpha2' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
dune-private-libs.3.21.0~alpha2 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 9 packages
  - install csexp             1.5.2                  [required by dune-private-libs]
  - install dune              3.21.0~alpha2          [required by dune-private-libs]
  - install dune-private-libs 3.21.0~alpha2 (pinned)
  - install dyn               3.21.0~alpha2          [required by dune-private-libs]
  - install fs-io             3.21.0~alpha2          [required by stdune]
  - install ordering          3.21.0~alpha2          [required by dyn, stdune]
  - install pp                2.0.0                  [required by dune-private-libs]
  - install stdune            3.21.0~alpha2          [required by dune-private-libs]
  - install top-closure       3.21.0~alpha2          [required by stdune]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved csexp.1.5.2  (cached)
-> retrieved dune.3.21.0~alpha2, dune-private-libs.3.21.0~alpha2, dyn.3.21.0~alpha2, fs-io.3.21.0~alpha2, ordering.3.21.0~alpha2, stdune.3.21.0~alpha2, top-closure.3.21.0~alpha2  (cached)
-> retrieved pp.2.0.0  (cached)
[ERROR] The compilation of dune.3.21.0~alpha2 failed at "ocaml boot/bootstrap.ml -j 71".

#=== ERROR while compiling dune.3.21.0~alpha2 =================================#
# context              2.5.0 | linux/x86_64 | ocaml-base-compiler.5.4.0 | file:///home/opam/opam-repository
# path                 ~/.opam/5.4/.opam-switch/build/dune.3.21.0~alpha2
# command              ~/.opam/opam-init/hooks/sandbox.sh build ocaml boot/bootstrap.ml -j 71
# exit-code            2
# env-file             ~/.opam/log/dune-7-0197c9.env
# output-file          ~/.opam/log/dune-7-0197c9.out
### output ###
# ocamlc -output-complete-exe -intf-suffix .dummy -g -o .duneboot.exe -I boot -I +unix unix.cma boot/types.ml boot/libs.ml boot/duneboot.ml
# ./.duneboot.exe -j 71
# cd _boot && /home/opam/.opam/5.4/bin/ocamlopt.opt -c -g -I +unix -I +threads copyfile_stubs.c
# otherlibs/stdune/src/copyfile_stubs.c:67:10: fatal error: linux/version.h: No such file or directory
# compilation terminated.



<><> Error report <><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
+- The following actions failed
| - build dune 3.21.0~alpha2
+- 
- No changes have been performed
# To update the current shell environment, run: eval $(opam env)
[WARNING] OPAMCONFIRMLEVEL was ignored because CLI 2.0 was requested and it was introduced in 2.1.
[WARNING] OPAMCONFIRMLEVEL was ignored because CLI 2.0 was requested and it was introduced in 2.1.
opam-repo-ci detected dependencies failing:  dune.3.21.0~alpha2
"/usr/bin/env" "bash" "-c" "opam reinstall dune-private-libs.3.21.0~alpha2;
        res=$?;
        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 "\"alpine-3.22\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'dune-private-libs.3.21.0~alpha2' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 1
2025-12-08 21:03.30: Job failed: Failed: Build failed
2025-12-08 21:03.30: Log analysis:
2025-12-08 21:03.30: >>> 
[ERROR] The compilation of dune.3.21.0~alpha2 failed at "ocaml boot/bootstrap.ml -j 71".
 (score = 20)
2025-12-08 21:03.30: >>> 
opam-repo-ci detected dependencies failing:  dune.3.21.0~alpha2
 (score = 75)
2025-12-08 21:03.30:  dune.3.21.0~alpha2 failed to build