(not at the head of any monitored branch or PR)
2026-05-06 16:08.21: New job: test mfat.0.0.1~beta1, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29866/head (6d7e98a672c81f54f403d7276f03661f81f096ec)
                              on fedora-42-ocaml-5.4/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29866/head" && git reset --hard 6d7e98a6
git fetch origin master
git merge --no-edit 14640dc0cb5ad592a5350f7e5ba29e794675f078
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:fedora-42-ocaml-5.4@sha256:13913c72983fb5eafeb9afb23727df815f364d460007b91e516c68370b20528f
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn mfat.0.0.1~beta1 0.0.1~beta1
RUN opam reinstall mfat.0.0.1~beta1; \
    res=$?; \
    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 "$pkg" != 'mfat.0.0.1~beta1' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1
RUN (opam reinstall --with-test mfat.0.0.1~beta1) || true
RUN opam reinstall --with-test --verbose mfat.0.0.1~beta1; \
    res=$?; \
    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 "$pkg" != 'mfat.0.0.1~beta1' && partial_fails="$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 .

2026-05-06 16:08.21: Using cache hint "ocaml/opam:fedora-42-ocaml-5.4@sha256:13913c72983fb5eafeb9afb23727df815f364d460007b91e516c68370b20528f-mfat.0.0.1~beta1-6d7e98a672c81f54f403d7276f03661f81f096ec"
2026-05-06 16:08.21: Using OBuilder spec:
((from ocaml/opam:fedora-42-ocaml-5.4@sha256:13913c72983fb5eafeb9afb23727df815f364d460007b91e516c68370b20528f)
 (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 mfat.0.0.1~beta1 0.0.1~beta1"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall mfat.0.0.1~beta1;\
             \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 \"$pkg\" != 'mfat.0.0.1~beta1' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
 (run (network host)
      (shell "(opam reinstall --with-test mfat.0.0.1~beta1) || true"))
 (run (shell  "opam reinstall --with-test --verbose mfat.0.0.1~beta1;\
             \n        res=$?;\
             \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 \"$pkg\" != 'mfat.0.0.1~beta1' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-05-06 16:08.21: Waiting for resource in pool OCluster
2026-05-06 16:08.22: Waiting for worker…
2026-05-06 16:08.22: Got resource from pool OCluster
Building on eumache.caelum.ci.dev
All commits already cached
HEAD is now at 14640dc0cb Merge pull request #29859 from dinosaure/release-httpcats-v0.3.0
Updating 14640dc0cb..6d7e98a672
Fast-forward
 packages/mfat/mfat.0.0.1~beta1/opam | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 packages/mfat/mfat.0.0.1~beta1/opam

(from ocaml/opam:fedora-42-ocaml-5.4@sha256:13913c72983fb5eafeb9afb23727df815f364d460007b91e516c68370b20528f)
Unable to find image 'ocaml/opam:fedora-42-ocaml-5.4@sha256:13913c72983fb5eafeb9afb23727df815f364d460007b91e516c68370b20528f' locally
docker.io/ocaml/opam@sha256:13913c72983fb5eafeb9afb23727df815f364d460007b91e516c68370b20528f: Pulling from ocaml/opam
accf5bbc0c67: Pulling fs layer
416e4a8866bb: Pulling fs layer
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d554cd580772: Waiting
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416e4a8866bb: Download complete
accf5bbc0c67: Verifying Checksum
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Digest: sha256:13913c72983fb5eafeb9afb23727df815f364d460007b91e516c68370b20528f
Status: Downloaded newer image for ocaml/opam@sha256:13913c72983fb5eafeb9afb23727df815f364d460007b91e516c68370b20528f
2026-05-06 16:08.44 ---> using "c28ac8dd5227d7378a7ea176223bc7ff1e14f65c5c055167885783217c5d65ee" from cache

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

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-05-06 16:08.44 ---> using "23fa62ed9a4d3d8d3f6d71263f89399ac40b442d1fc1f982a7e583da46ed8416" 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
2026-05-06 16:08.44 ---> using "7ef55427c97deaec24e980e0522534cb4e1c2e5a91b7dba5e484a7fb2493afca" 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         2.5.1
# 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                 71
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       5.4
# invariant            ["ocaml-base-compiler" {= "5.4.1"}]
# compiler-packages    ocaml-base-compiler.5.4.1, ocaml-compiler.5.4.1, 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       5.4.1
2026-05-06 16:08.44 ---> using "a8f78cb13eabed70b06ec363ef87a720928114a6fb95d4a65076234e333c2d5f" 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/"))
2026-05-06 16:08.44 ---> using "6fd6ee7ff28d2c16b381a83267c7b217c5a5ef4acf846328266bfa4b9a8a647e" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2026-05-06 16:08.50 ---> saved as "95425adf2f85453d92034f21c4bdf66a3945c3a3d958f17c1a727b6a76c2bc49"

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-05-06 16:09.08 ---> saved as "0befe24e37c4029146dfc9c1edb4853d877314097746dc09ddcc55d083cfb2f1"

/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% |  63.7 KiB/s |  16.1 KiB |  00m00s
- Repositories loaded.
- Metadata cache created.
2026-05-06 16:09.13 ---> saved as "d35017ba70c747361a09dd188fb2f1204411b29f2e145821353806fba13dd360"

/home/opam: (run (shell "opam pin add -k version -yn mfat.0.0.1~beta1 0.0.1~beta1"))
mfat is now pinned to version 0.0.1~beta1
2026-05-06 16:09.14 ---> saved as "662c79d5f978fd93ed342bc556fcafe83a19866a243f3434fd0fcc43fbd78583"

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall mfat.0.0.1~beta1;\
                        \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 \"$pkg\" != 'mfat.0.0.1~beta1' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
mfat.0.0.1~beta1 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 12 packages
  - install astring    0.8.5                [required by fpath]
  - install bstr       0.0.4                [required by mfat]
  - install cachet     0.0.4                [required by mfat]
  - install cmdliner   2.1.1                [required by mfat]
  - install dune       3.23.0               [required by bstr, cachet]
  - install fmt        0.11.0               [required by mfat]
  - install fpath      0.7.3                [required by mfat]
  - install logs       0.10.0               [required by mfat]
  - install mfat       0.0.1~beta1 (pinned)
  - install ocamlbuild 0.16.1               [required by fpath, fmt, logs]
  - install ocamlfind  1.9.8                [required by fpath, fmt, logs]
  - install topkg      1.1.1                [required by fpath, fmt, logs]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved astring.0.8.5  (cached)
-> retrieved bstr.0.0.4  (cached)
-> retrieved cachet.0.0.4  (cached)
-> retrieved cmdliner.2.1.1  (cached)
-> retrieved dune.3.23.0  (cached)
-> retrieved fmt.0.11.0  (cached)
-> retrieved fpath.0.7.3  (cached)
-> retrieved logs.0.10.0  (cached)
-> retrieved mfat.0.0.1~beta1  (cached)
-> retrieved ocamlbuild.0.16.1  (cached)
-> retrieved ocamlfind.1.9.8  (cached)
-> retrieved topkg.1.1.1  (cached)
-> installed cmdliner.2.1.1
-> installed ocamlfind.1.9.8
-> installed ocamlbuild.0.16.1
-> installed topkg.1.1.1
-> installed fmt.0.11.0
-> installed astring.0.8.5
-> installed fpath.0.7.3
-> installed logs.0.10.0
-> installed dune.3.23.0
-> installed bstr.0.0.4
-> installed cachet.0.0.4
-> installed mfat.0.0.1~beta1
Done.
# To update the current shell environment, run: eval $(opam env)
2026-05-06 16:09.52 ---> saved as "54823f162c8a11781bf57a4e800ade42e3105de0a3eb0f0cb3ddf5b6f411e6df"

/home/opam: (run (network host)
                 (shell "(opam reinstall --with-test mfat.0.0.1~beta1) || true"))
The following actions will be performed:
=== recompile 1 package
  - recompile mfat               0.0.1~beta1 (pinned)
=== install 5 packages
  - install   alcotest           1.9.1                [required by mfat]
  - install   ocaml-syntax-shims 1.0.0                [required by alcotest]
  - install   re                 1.14.0               [required by alcotest]
  - install   stdlib-shims       0.3.0                [required by alcotest]
  - install   uutf               1.0.4                [required by alcotest]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved alcotest.1.9.1  (https://opam.ocaml.org/cache)
-> retrieved ocaml-syntax-shims.1.0.0  (https://opam.ocaml.org/cache)
-> retrieved re.1.14.0  (https://opam.ocaml.org/cache)
-> retrieved stdlib-shims.0.3.0  (https://opam.ocaml.org/cache)
-> retrieved uutf.1.0.4  (https://opam.ocaml.org/cache)
-> installed stdlib-shims.0.3.0
-> installed ocaml-syntax-shims.1.0.0
-> installed re.1.14.0
-> removed   mfat.0.0.1~beta1
-> installed uutf.1.0.4
-> installed alcotest.1.9.1
-> installed mfat.0.0.1~beta1
Done.
# To update the current shell environment, run: eval $(opam env)
2026-05-06 16:10.00 ---> saved as "c8ed2c32d9256b2e624366bafcafe454510f9be74f253ef62cfaadc5e10860d0"

/home/opam: (run (shell  "opam reinstall --with-test --verbose mfat.0.0.1~beta1;\
                        \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 \"$pkg\" != 'mfat.0.0.1~beta1' && partial_fails=\"$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 mfat 0.0.1~beta1 (pinned)

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
Processing  2/4: [mfat: dune build]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "mfat" "-j" "71" (CWD=/home/opam/.opam/5.4/.opam-switch/build/mfat.0.0.1~beta1)
Processing  2/4: [mfat: dune runtest]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "runtest" "-p" "mfat" "-j" "71" (CWD=/home/opam/.opam/5.4/.opam-switch/build/mfat.0.0.1~beta1)
- (cd _build/default/test && ./test.exe)
- Testing `mfat'.
- This run has ID `TYBYIYVD'.
- 
-   [OK]          file          0   write and read.
-   [OK]          file          1   read_lines.
-   [OK]          file          2   write_lines.
-   [OK]          file          3   fold_lines.
-   [OK]          file          4   exists.
-   [OK]          file          5   must_exist.
-   [OK]          file          6   delete.
-   [OK]          file          7   delete nonexistent.
-   [OK]          dir           0   create.
-   [OK]          dir           1   create already exists.
-   [OK]          dir           2   create with path.
-   [OK]          dir           3   create no path.
-   [OK]          dir           4   must_exist.
-   [OK]          dir           5   contents.
-   [OK]          dir           6   contents rel.
-   [OK]          dir           7   delete.
-   [OK]          dir           8   delete recurse.
-   [OK]          dir           9   fold_contents.
-   [OK]          path          0   exists.
-   [OK]          path          1   delete.
-   [OK]          path          2   stat.
-   [OK]          path          3   root.
- 
- Full test results in `~/.opam/5.4/.opam-switch/build/mfat.0.0.1~beta1/_build/default/test/_build/_tests/mfat'.
- Test Successful in 0.016s. 22 tests run.
-> compiled  mfat.0.0.1~beta1
-> removed   mfat.0.0.1~beta1
-> installed mfat.0.0.1~beta1
Done.
# To update the current shell environment, run: eval $(opam env)
2026-05-06 16:10.05 ---> saved as "24664e95ebac4f559decf88f8bf1974f9ca9d235adcd12bfc8c9ac5f13e14d2e"
Job succeeded
2026-05-06 16:10.12: Job succeeded