(not at the head of any monitored branch or PR)
2026-03-10 08:59.52: New job: test picos.0.4.0, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29530/head (3af7d0a25910b3d20c909e559efb484eb6a78128)
                              on fedora-42-ocaml-4.14/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29530/head" && git reset --hard 3af7d0a2
git fetch origin master
git merge --no-edit 3c70647a78a7fd22066fca4f17f7ca4514500663
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:fedora-42-ocaml-4.14@sha256:b6aa00a2654d3ee438c6ad8c0671b21737264aa421886a5b446bc09bf89143da
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn picos.0.4.0 0.4.0
RUN opam reinstall picos.0.4.0; \
    res=$?; \
    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 "\"fedora-42\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'picos.0.4.0' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1
RUN (opam reinstall --with-test picos.0.4.0) || true
RUN opam reinstall --with-test --verbose picos.0.4.0; \
    res=$?; \
    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 "\"fedora-42\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'picos.0.4.0' && partial_fails="$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 .

2026-03-10 08:59.52: Using cache hint "ocaml/opam:fedora-42-ocaml-4.14@sha256:b6aa00a2654d3ee438c6ad8c0671b21737264aa421886a5b446bc09bf89143da-picos.0.4.0-3af7d0a25910b3d20c909e559efb484eb6a78128"
2026-03-10 08:59.52: Using OBuilder spec:
((from ocaml/opam:fedora-42-ocaml-4.14@sha256:b6aa00a2654d3ee438c6ad8c0671b21737264aa421886a5b446bc09bf89143da)
 (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 picos.0.4.0 0.4.0"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall picos.0.4.0;\
             \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 \"\\\"fedora-42\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'picos.0.4.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
 (run (network host)
      (shell "(opam reinstall --with-test picos.0.4.0) || true"))
 (run (shell  "opam reinstall --with-test --verbose picos.0.4.0;\
             \n        res=$?;\
             \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 \"\\\"fedora-42\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'picos.0.4.0' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-03-10 08:59.52: Waiting for resource in pool OCluster
2026-03-10 09:49.48: Waiting for worker…
2026-03-10 09:51.59: Got resource from pool OCluster
Building on odawa.caelum.ci.dev
All commits already cached
HEAD is now at 3c70647a78 Merge pull request #29507 from NathanReb/release-ppxlib-0-38-0-5-5-preview
Updating 3c70647a78..3af7d0a259
Fast-forward
 packages/bimage-lwt/bimage-lwt.0.3.0/opam    | 6 +++++-
 packages/bimage-lwt/bimage-lwt.0.3.1/opam    | 6 +++++-
 packages/bimage-lwt/bimage-lwt.0.4.0/opam    | 6 +++++-
 packages/caqti-lwt/caqti-lwt.0.11.0/opam     | 4 +++-
 packages/caqti-lwt/caqti-lwt.1.0.0/opam      | 6 +++++-
 packages/caqti-lwt/caqti-lwt.1.2.0/opam      | 6 +++++-
 packages/caqti-lwt/caqti-lwt.1.3.0/opam      | 6 +++++-
 packages/caqti-lwt/caqti-lwt.1.6.0/opam      | 6 +++++-
 packages/caqti-lwt/caqti-lwt.1.7.0/opam      | 6 +++++-
 packages/caqti-lwt/caqti-lwt.1.8.0/opam      | 6 +++++-
 packages/caqti-lwt/caqti-lwt.1.9.0/opam      | 6 +++++-
 packages/caqti-lwt/caqti-lwt.2.0.1/opam      | 6 +++++-
 packages/caqti-lwt/caqti-lwt.2.1.1/opam      | 6 +++++-
 packages/caqti-lwt/caqti-lwt.2.2.4/opam      | 6 +++++-
 packages/fuseau-lwt/fuseau-lwt.0.1/opam      | 6 +++++-
 packages/lambda-term/lambda-term.1.13/opam   | 6 +++++-
 packages/lambda-term/lambda-term.2.0.1/opam  | 6 +++++-
 packages/lambda-term/lambda-term.2.0.2/opam  | 6 +++++-
 packages/lambda-term/lambda-term.2.0.3/opam  | 6 +++++-
 packages/lambda-term/lambda-term.2.0/opam    | 6 +++++-
 packages/lambda-term/lambda-term.3.0.0/opam  | 6 +++++-
 packages/lambda-term/lambda-term.3.0.1/opam  | 6 +++++-
 packages/lambda-term/lambda-term.3.1.0/opam  | 6 +++++-
 packages/lambda-term/lambda-term.3.2.0/opam  | 6 +++++-
 packages/lambda-term/lambda-term.3.3.0/opam  | 6 +++++-
 packages/lambda-term/lambda-term.3.3.1/opam  | 6 +++++-
 packages/lambda-term/lambda-term.3.3.2/opam  | 6 +++++-
 packages/lwt_domain/lwt_domain.0.1.0/opam    | 6 +++++-
 packages/lwt_domain/lwt_domain.0.2.0/opam    | 6 +++++-
 packages/lwt_domain/lwt_domain.0.3.0/opam    | 6 +++++-
 packages/lwt_eio/lwt_eio.0.1/opam            | 6 +++++-
 packages/lwt_eio/lwt_eio.0.2/opam            | 6 +++++-
 packages/lwt_eio/lwt_eio.0.3/opam            | 6 +++++-
 packages/lwt_eio/lwt_eio.0.4/opam            | 6 +++++-
 packages/lwt_eio/lwt_eio.0.5.1/opam          | 6 +++++-
 packages/lwt_eio/lwt_eio.0.5/opam            | 6 +++++-
 packages/lwt_glib/lwt_glib.1.0.1/opam        | 6 +++++-
 packages/lwt_glib/lwt_glib.1.1.0/opam        | 6 +++++-
 packages/lwt_glib/lwt_glib.1.1.1/opam        | 6 +++++-
 packages/lwt_log/lwt_log.1.1.0/opam          | 6 +++++-
 packages/lwt_log/lwt_log.1.1.1/opam          | 6 +++++-
 packages/lwt_log/lwt_log.1.1.2/opam          | 6 +++++-
 packages/lwt_ppx/lwt_ppx.1.0.0/opam          | 6 +++++-
 packages/lwt_ppx/lwt_ppx.1.0.1/opam          | 6 +++++-
 packages/lwt_ppx/lwt_ppx.1.1.0/opam          | 6 +++++-
 packages/lwt_ppx/lwt_ppx.1.2.0/opam          | 6 +++++-
 packages/lwt_ppx/lwt_ppx.1.2.1/opam          | 6 +++++-
 packages/lwt_ppx/lwt_ppx.1.2.2/opam          | 6 +++++-
 packages/lwt_ppx/lwt_ppx.1.2.3/opam          | 6 +++++-
 packages/lwt_ppx/lwt_ppx.1.2.4/opam          | 6 +++++-
 packages/lwt_ppx/lwt_ppx.2.0.0/opam          | 6 +++++-
 packages/lwt_ppx/lwt_ppx.2.0.1/opam          | 6 +++++-
 packages/lwt_ppx/lwt_ppx.2.0.2/opam          | 6 +++++-
 packages/lwt_ppx/lwt_ppx.2.0.3/opam          | 6 +++++-
 packages/lwt_ppx/lwt_ppx.2.1.0/opam          | 6 +++++-
 packages/lwt_ppx/lwt_ppx.5.8.0/opam          | 6 +++++-
 packages/lwt_ppx/lwt_ppx.5.8.1/opam          | 6 +++++-
 packages/lwt_ppx/lwt_ppx.5.9.1/opam          | 6 +++++-
 packages/lwt_ppx/lwt_ppx.5.9.2/opam          | 6 +++++-
 packages/lwt_ppx/lwt_ppx.5.9.3/opam          | 6 +++++-
 packages/moonpool-lwt/moonpool-lwt.0.10/opam | 6 +++++-
 packages/moonpool-lwt/moonpool-lwt.0.6/opam  | 6 +++++-
 packages/moonpool-lwt/moonpool-lwt.0.7/opam  | 6 +++++-
 packages/moonpool-lwt/moonpool-lwt.0.8/opam  | 6 +++++-
 packages/moonpool-lwt/moonpool-lwt.0.9/opam  | 6 +++++-
 packages/mwt/mwt.0.1.0/opam                  | 6 +++++-
 packages/nocrypto/nocrypto.0.5.4-1/opam      | 6 +++++-
 packages/nocrypto/nocrypto.0.5.4-2/opam      | 6 +++++-
 packages/ocluster/ocluster.0.1/opam          | 4 +++-
 packages/ocluster/ocluster.0.2.1/opam        | 6 +++++-
 packages/ocluster/ocluster.0.2/opam          | 4 +++-
 packages/ocluster/ocluster.0.3.0/opam        | 6 +++++-
 packages/picos/picos.0.3.0/opam              | 6 +++++-
 packages/picos/picos.0.4.0/opam              | 6 +++++-
 packages/picos_lwt/picos_lwt.0.5.0/opam      | 6 +++++-
 packages/picos_lwt/picos_lwt.0.6.0/opam      | 6 +++++-
 packages/tezt/tezt.2.0.0/opam                | 6 +++++-
 packages/tezt/tezt.3.0.0/opam                | 4 +++-
 packages/tezt/tezt.3.1.0/opam                | 4 +++-
 packages/tezt/tezt.3.1.1/opam                | 4 +++-
 packages/tezt/tezt.4.0.0/opam                | 4 +++-
 packages/tezt/tezt.4.1.0/opam                | 4 +++-
 packages/tezt/tezt.4.2.0/opam                | 4 +++-
 packages/tezt/tezt.4.3.0/opam                | 4 +++-
 84 files changed, 400 insertions(+), 84 deletions(-)

(from ocaml/opam:fedora-42-ocaml-4.14@sha256:b6aa00a2654d3ee438c6ad8c0671b21737264aa421886a5b446bc09bf89143da)
2026-03-10 10:06.21 ---> using "4f4aad99373b064eb667a9f696f7c6d39ac750bdfb8a8b7f98f15f1c5afd5dcd" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-03-10 10:06.21 ---> using "20911cbf85592b0aa5ed4677b5b9647deace104570a70f76f53a37b2c5f407b7" 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
2026-03-10 10:06.21 ---> using "79891501f4b82044246c3ac06abe2b77b5f7f723a65768644cbac1b80c9a4a6a" 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=fedora os-version=42
# 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-base-compiler" {= "4.14.2"}]
# compiler-packages    ocaml-base-compiler.4.14.2, ocaml-options-vanilla.1
# 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
2026-03-10 10:06.21 ---> using "86fdaa4d94cc0167852d981a6632d1a6a972fe820c609ef5da3f8897f3d62697" 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/"))
2026-03-10 10:06.21 ---> using "5ce81cfef8afd01e5edf9f9f60c77f2ae3ca7012d095529f484ea8d19002ab99" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2026-03-10 10:06.22 ---> using "8d6388f8dcfdf1e58240042cd3a0a91e4863fd6da210b3a08923a2a6f28e477d" from cache

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-03-10 10:06.22 ---> using "e116aef1f2b11a57c513a3dae0e2257bf4bb4f8ce1b5df0324fbe8032dc9c4c3" from cache

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/sbin/sudo "yum" "makecache"
- Updating and loading repositories:
-  Fedora 42 - x86_64 - Updates           100% |  46.0 KiB/s |   4.8 KiB |  00m00s
- Failed to download metadata
-  Error loading local metadata for repository "updates"
-   Librepo error: Checksum error /var/cache/libdnf5/updates-79babcf8637033ce/repodata/db0636343c625bdefabadda0fed3c0699af90bd0181df5777e003357e1078713-primary.xml.zck: Unable to validate zchunk checksums
Fatal error: System package update failed with exit code 1 at command:
    sudo yum makecache
2026-03-10 10:06.22 ---> using "0e4a0b8c43fff12325359141840caa65e6480bd7e4e941db5ab5e86d8f3be04c" from cache

/home/opam: (run (shell "opam pin add -k version -yn picos.0.4.0 0.4.0"))
picos is now pinned to version 0.4.0
2026-03-10 10:06.22 ---> using "1fd9436bf0aaa5b8bc0b2f7df217db1a4618c766a256038ae373b920629095c9" from cache

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall picos.0.4.0;\
                        \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 \"\\\"fedora-42\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'picos.0.4.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
picos.0.4.0 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 17 packages
  - install backoff              0.1.1          [required by picos]
  - install base-bytes           base           [required by ocplib-endian]
  - install cppo                 1.8.0          [required by lwt]
  - install csexp                1.5.2          [required by dune-configurator]
  - install dune                 3.21.1         [required by picos]
  - install dune-configurator    3.21.1         [required by lwt]
  - install lwt                  6.1.1          [required by picos]
  - install mtime                2.1.0          [required by picos]
  - install multicore-magic      2.3.2          [required by picos]
  - install ocamlbuild           0.16.1         [required by mtime]
  - install ocamlfind            1.9.8          [required by mtime]
  - install ocplib-endian        1.2            [required by lwt]
  - install picos                0.4.0 (pinned)
  - install psq                  0.2.1          [required by picos]
  - install seq                  base           [required by psq]
  - install thread-local-storage 0.1            [required by picos]
  - install topkg                1.1.1          [required by mtime]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved backoff.0.1.1  (cached)
-> retrieved cppo.1.8.0  (cached)
-> retrieved csexp.1.5.2  (cached)
-> retrieved dune.3.21.1, dune-configurator.3.21.1  (cached)
-> retrieved lwt.6.1.1  (cached)
-> retrieved mtime.2.1.0  (cached)
-> retrieved multicore-magic.2.3.2  (cached)
-> retrieved ocamlbuild.0.16.1  (cached)
-> retrieved ocamlfind.1.9.8  (cached)
-> retrieved ocplib-endian.1.2  (cached)
-> retrieved picos.0.4.0  (cached)
-> retrieved psq.0.2.1  (cached)
-> retrieved seq.base  (cached)
-> installed seq.base
-> retrieved thread-local-storage.0.1  (cached)
-> retrieved topkg.1.1.1  (cached)
-> installed ocamlfind.1.9.8
-> installed base-bytes.base
-> installed ocamlbuild.0.16.1
-> installed topkg.1.1.1
-> installed mtime.2.1.0
-> installed dune.3.21.1
-> installed csexp.1.5.2
-> installed backoff.0.1.1
-> installed cppo.1.8.0
-> installed multicore-magic.2.3.2
-> installed psq.0.2.1
-> installed thread-local-storage.0.1
-> installed ocplib-endian.1.2
-> installed dune-configurator.3.21.1
-> installed lwt.6.1.1
-> installed picos.0.4.0
Done.
# To update the current shell environment, run: eval $(opam env)
2026-03-10 10:06.22 ---> using "a1bdef560e23b2a672342332e9eceff3590604f61ba90602bc8f8cd1b3cf20bc" from cache

/home/opam: (run (network host)
                 (shell "(opam reinstall --with-test picos.0.4.0) || true"))
The following actions will be performed:
=== recompile 1 package
  - recompile picos                      0.4.0 (pinned)
=== install 40 packages
  - install   alcotest                   1.9.1          [required by picos]
  - install   astring                    0.8.5          [required by alcotest, mdx]
  - install   camlp-streams              5.0.1          [required by mdx]
  - install   cmdliner                   2.1.0          [required by dscheck, alcotest, mdx]
  - install   conf-npm                   1              [required by picos]
  - install   containers                 3.18           [required by dscheck]
  - install   domain-local-await         1.0.1          [required by multicore-bench]
  - install   domain_shims               0.1.0          [required by picos]
  - install   dscheck                    0.5.0          [required by picos]
  - install   either                     1.0.0          [required by containers]
  - install   fmt                        0.11.0         [required by alcotest, mdx]
  - install   gen                        1.1            [required by sedlex]
  - install   js_of_ocaml                5.8.2          [required by picos]
  - install   js_of_ocaml-compiler       5.8.2          [required by js_of_ocaml]
  - install   logs                       0.10.0         [required by mdx]
  - install   mdx                        2.5.1          [required by picos]
  - install   menhir                     20260209       [required by js_of_ocaml-compiler]
  - install   menhirCST                  20260209       [required by menhir]
  - install   menhirGLR                  20260209       [required by menhir]
  - install   menhirLib                  20260209       [required by js_of_ocaml-compiler]
  - install   menhirSdk                  20260209       [required by js_of_ocaml-compiler]
  - install   multicore-bench            0.1.7          [required by picos]
  - install   ocaml-compiler-libs        v0.12.4        [required by ppxlib]
  - install   ocaml-syntax-shims         1.0.0          [required by alcotest]
  - install   ocaml-version              4.0.3          [required by picos]
  - install   oseq                       0.5.1          [required by dscheck]
  - install   ppx_derivers               1.2.1          [required by ppxlib]
  - install   ppxlib                     0.35.0         [required by js_of_ocaml]
  - install   qcheck-core                0.91           [required by picos]
  - install   qcheck-multicoretests-util 0.10           [required by picos]
  - install   qcheck-stm                 0.10           [required by picos]
  - install   re                         1.14.0         [required by alcotest, mdx]
  - install   result                     1.5            [required by mdx]
  - install   sedlex                     3.7            [required by js_of_ocaml-compiler]
  - install   sexplib0                   v0.17.0        [required by ppxlib]
  - install   stdlib-shims               0.3.0          [required by alcotest]
  - install   thread-table               1.0.0          [required by domain-local-await]
  - install   tsort                      2.2.0          [required by dscheck]
  - install   uutf                       1.0.4          [required by alcotest]
  - install   yojson                     3.0.0          [required by multicore-bench]

The following system packages will first need to be installed:
    npm

<><> Handling external dependencies <><><><><><><><><><><><><><><><><><><><><><>

opam believes some required external dependencies are missing. opam can:
> 1. Run yum to install them (may need root/sudo access)
  2. Display the recommended yum command and wait while you run it manually (e.g. in another terminal)
  3. Continue anyway, and, upon success, permanently register that this external dependency is present, but not detectable
  4. Abort the installation

[1/2/3/4] 1

+ /usr/sbin/sudo "yum" "install" "-y" "npm"
- Updating and loading repositories:
-  Fedora 42 - x86_64 - Updates            90% | 616.5 KiB/s | 298.4 KiB |  00m00s
- >>> Status code: 416 for https://mirror.i3d.net/pub/fedora/linux/updates/42/Ever
- >>> Status code: 416 for http://mirror.i3d.net/pub/fedora/linux/updates/42/Every
- >>> Curl error (23): Failed writing received data to disk/application for https:
- >>> Curl error (23): Failed writing received data to disk/application for https:
- Failed to download metadata (metalink: "https://mirrors.fedoraproject.org/metalink?repo=updates-released-f42&arch=x86_64") for repository "updates": Download failed: Curl error (23): Failed writing received data to disk/application for https://mirror.plusline.net/fedora/linux/updates/42/Everything/x86_64/repodata/db0636343c625bdefabadda0fed3c0699af90bd0181df5777e003357e1078713-primary.xml.zck [Failure writing output to destination, passed 429 returned 0]
[ERROR] System package install failed with exit code 1 at command:
            sudo yum install -y npm
[ERROR] These packages are still missing: npm

[NOTE] You can retry with '--assume-depexts' to skip this check, or run 'opam option depext=false' to permanently disable handling of system packages.

2026-03-10 10:06.25 ---> saved as "40e9385a73b0064a752607c577428efc2ae1b9cd66d64034b98bd6f07bf87127"

/home/opam: (run (shell  "opam reinstall --with-test --verbose picos.0.4.0;\
                        \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 \"\\\"fedora-42\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'picos.0.4.0' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
The following actions will be performed:
=== recompile 1 package
  - recompile picos                      0.4.0 (pinned)
=== install 40 packages
  - install   alcotest                   1.9.1          [required by picos]
  - install   astring                    0.8.5          [required by alcotest, mdx]
  - install   camlp-streams              5.0.1          [required by mdx]
  - install   cmdliner                   2.1.0          [required by dscheck, alcotest, mdx]
  - install   conf-npm                   1              [required by picos]
  - install   containers                 3.18           [required by dscheck]
  - install   domain-local-await         1.0.1          [required by multicore-bench]
  - install   domain_shims               0.1.0          [required by picos]
  - install   dscheck                    0.5.0          [required by picos]
  - install   either                     1.0.0          [required by containers]
  - install   fmt                        0.11.0         [required by alcotest, mdx]
  - install   gen                        1.1            [required by sedlex]
  - install   js_of_ocaml                5.8.2          [required by picos]
  - install   js_of_ocaml-compiler       5.8.2          [required by js_of_ocaml]
  - install   logs                       0.10.0         [required by mdx]
  - install   mdx                        2.5.1          [required by picos]
  - install   menhir                     20260209       [required by js_of_ocaml-compiler]
  - install   menhirCST                  20260209       [required by menhir]
  - install   menhirGLR                  20260209       [required by menhir]
  - install   menhirLib                  20260209       [required by js_of_ocaml-compiler]
  - install   menhirSdk                  20260209       [required by js_of_ocaml-compiler]
  - install   multicore-bench            0.1.7          [required by picos]
  - install   ocaml-compiler-libs        v0.12.4        [required by ppxlib]
  - install   ocaml-syntax-shims         1.0.0          [required by alcotest]
  - install   ocaml-version              4.0.3          [required by picos]
  - install   oseq                       0.5.1          [required by dscheck]
  - install   ppx_derivers               1.2.1          [required by ppxlib]
  - install   ppxlib                     0.35.0         [required by js_of_ocaml]
  - install   qcheck-core                0.91           [required by picos]
  - install   qcheck-multicoretests-util 0.10           [required by picos]
  - install   qcheck-stm                 0.10           [required by picos]
  - install   re                         1.14.0         [required by alcotest, mdx]
  - install   result                     1.5            [required by mdx]
  - install   sedlex                     3.7            [required by js_of_ocaml-compiler]
  - install   sexplib0                   v0.17.0        [required by ppxlib]
  - install   stdlib-shims               0.3.0          [required by alcotest]
  - install   thread-table               1.0.0          [required by domain-local-await]
  - install   tsort                      2.2.0          [required by dscheck]
  - install   uutf                       1.0.4          [required by alcotest]
  - install   yojson                     3.0.0          [required by multicore-bench]

The following system packages will first need to be installed:
    npm

<><> Handling external dependencies <><><><><><><><><><><><><><><><><><><><><><>

opam believes some required external dependencies are missing. opam can:
> 1. Run yum to install them (may need root/sudo access)
  2. Display the recommended yum command and wait while you run it manually (e.g. in another terminal)
  3. Continue anyway, and, upon success, permanently register that this external dependency is present, but not detectable
  4. Abort the installation

[1/2/3/4] 1

+ /usr/sbin/sudo "yum" "install" "-y" "npm"
- Updating and loading repositories:
-  Fedora 42 - x86_64 - Updates           ???% |   0.0   B/s |   0.0   B |  00m00s
- >>> Curl error (6): Could not resolve hostname for https://mirrors.fedoraproject
- >>> Curl error (6): Could not resolve hostname for https://mirrors.fedoraproject
- >>> Curl error (6): Could not resolve hostname for https://mirrors.fedoraproject
- >>> Curl error (6): Could not resolve hostname for https://mirrors.fedoraproject
- >>> Curl error (6): Could not resolve hostname for https://mirrors.fedoraproject
- >>> Curl error (6): Could not resolve hostname for https://mirrors.fedoraproject
- >>> Curl error (6): Could not resolve hostname for https://mirrors.fedoraproject
- >>> Curl error (6): Could not resolve hostname for https://mirrors.fedoraproject
- >>> Curl error (6): Could not resolve hostname for https://mirrors.fedoraproject
- >>> Curl error (6): Could not resolve hostname for https://mirrors.fedoraproject
- >>> Curl error (6): Could not resolve hostname for https://mirrors.fedoraproject
- >>> Curl error (6): Could not resolve hostname for https://mirrors.fedoraproject
- >>> Cannot prepare internal mirrorlist: Curl error (6): Could not resolve hostna
- Failed to download metadata (metalink: "https://mirrors.fedoraproject.org/metalink?repo=updates-released-f42&arch=x86_64") for repository "updates": Cannot prepare internal mirrorlist: Curl error (6): Could not resolve hostname for https://mirrors.fedoraproject.org/metalink?repo=updates-released-f42&arch=x86_64 [Could not resolve host: mirrors.fedoraproject.org]
[ERROR] System package install failed with exit code 1 at command:
            sudo yum install -y npm
[ERROR] These packages are still missing: npm

[NOTE] You can retry with '--assume-depexts' to skip this check, or run 'opam option depext=false' to permanently disable handling of system packages.

'opam reinstall --with-test --verbose picos.0.4.0' failed.
"/usr/bin/env" "bash" "-c" "opam reinstall --with-test --verbose picos.0.4.0;
        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 "\"fedora-42\""; then
            echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.";
          fi;
          test "$pkg" != 'picos.0.4.0' && partial_fails="$partial_fails $pkg";
        done;
        test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}";
        exit 1" failed with exit status 10
2026-03-10 10:06.32: Job failed: Failed: Build failed
2026-03-10 10:06.32: Log analysis:
2026-03-10 10:06.32: >>> 
[ERROR] System package install failed with exit code 1 at command:
 (score = 20)
2026-03-10 10:06.32: >>> 
[ERROR] These packages are still missing: npm
 (score = 20)
2026-03-10 10:06.32: >>> 
[ERROR] System package install failed with exit code 1 at command:
 (score = 20)
2026-03-10 10:06.32: >>> 
[ERROR] These packages are still missing: npm
 (score = 20)
2026-03-10 10:06.32: System package install failed with exit code 1 at command: