Organisationsocaml-multicoreeio0583ff ()debian-13-5.3_riscv64_opam-2.4

debian-13-5.3_riscv64_opam-2.4

Logs

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2025-10-10 20:14.19: New job: test ocaml-multicore/eio https://github.com/ocaml-multicore/eio.git#refs/pull/821/head (0583ff65d78090bab2c7090dde13da97c51dc252) (linux-riscv64:debian-13-5.3_riscv64_opam-2.4)
Base: ocaml/opam:debian-13-ocaml-5.3@sha256:9ffbd4dce8556abb04e1b15c176a05adceba49b38691bce1367f35c8af127a52
Opam project build

To reproduce locally:

git clone --recursive "https://github.com/ocaml-multicore/eio.git" && cd "eio" && git fetch origin "refs/pull/821/head" && git reset --hard 0583ff65
cat > Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-5.3@sha256:9ffbd4dce8556abb04e1b15c176a05adceba49b38691bce1367f35c8af127a52
# debian-13-5.3_riscv64_opam-2.4
USER 1000:1000
ENV CLICOLOR_FORCE="1"
ENV OPAMCOLOR="always"
WORKDIR /src
RUN sudo ln -f /usr/bin/opam-2.4 /usr/bin/opam
RUN opam init --reinit -ni
RUN uname -rs && opam exec -- ocaml -version && opam --version
WORKDIR /src
RUN sudo chown opam /src
RUN cd ~/opam-repository && (git cat-file -e 6fab318652edf2e934926c95dbe83c86f899f133 || git fetch origin master) && git reset -q --hard 6fab318652edf2e934926c95dbe83c86f899f133 && git log --no-decorate -n1 --oneline && opam update -u
COPY --chown=1000:1000 eio_windows.opam eio_posix.opam eio_main.opam eio_linux.opam eio.opam ./
RUN opam pin add -yn eio_windows.dev './' && \
    opam pin add -yn eio_posix.dev './' && \
    opam pin add -yn eio_main.dev './' && \
    opam pin add -yn eio_linux.dev './' && \
    opam pin add -yn eio.dev './'
RUN echo '(lang dune 3.0)' > './dune-project'
ENV DEPS="afl-persistent.1.4 alcotest.1.9.1 astring.0.8.5 backoff.0.1.1 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base bigstringaf.0.10.0 camlp-streams.5.0.1 cmdliner.2.0.0 conf-bash.1 containers.3.16 cppo.1.8.0 crowbar.0.2.1 csexp.1.5.2 cstruct.6.2.0 domain-local-await.1.0.1 domain-local-timeout.1.0.1 dscheck.0.5.0 dune.3.20.2 dune-configurator.3.20.2 either.1.0.0 fmt.0.11.0 hmap.0.8.1 iomux.0.4 kcas.0.7.0 logs.0.9.0 lwt-dllist.1.1.0 mdx.2.5.1 mtime.2.1.0 multicore-magic.2.3.1 ocaml.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.3 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 optint.0.3.0 oseq.0.5.1 psq.0.2.1 re.1.14.0 result.1.5 seq.base stdlib-shims.0.3.0 thread-table.1.0.0 topkg.1.1.0 tsort.2.2.0 uring.0.9 uutf.1.0.4 yojson.3.0.0"
ENV CI="true"
ENV OCAMLCI="true"
RUN opam update --depexts && opam install --cli=2.4 --depext-only -y eio_windows.dev eio_posix.dev eio_main.dev eio_linux.dev eio.dev $DEPS
RUN opam install $DEPS
COPY --chown=1000:1000 . /src
RUN opam exec -- dune build @install @check @runtest && rm -rf _build

END-OF-DOCKERFILE
docker build .
END-REPRO-BLOCK

2025-10-10 20:14.19: Using cache hint "ocaml-multicore/eio-ocaml/opam:debian-13-ocaml-5.3@sha256:9ffbd4dce8556abb04e1b15c176a05adceba49b38691bce1367f35c8af127a52-debian-13-5.3_riscv64_opam-2.4-c12432c07af190664a6b9ea121a957d6"
2025-10-10 20:14.19: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-5.3@sha256:9ffbd4dce8556abb04e1b15c176a05adceba49b38691bce1367f35c8af127a52)
 (comment debian-13-5.3_riscv64_opam-2.4)
 (user (uid 1000) (gid 1000))
 (env CLICOLOR_FORCE 1)
 (env OPAMCOLOR always)
 (workdir /src)
 (run (shell "sudo ln -f /usr/bin/opam-2.4 /usr/bin/opam"))
 (run (shell "opam init --reinit -ni"))
 (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))
 (workdir /src)
 (run (shell "sudo chown opam /src"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell "cd ~/opam-repository && (git cat-file -e 6fab318652edf2e934926c95dbe83c86f899f133 || git fetch origin master) && git reset -q --hard 6fab318652edf2e934926c95dbe83c86f899f133 && git log --no-decorate -n1 --oneline && opam update -u"))
 (copy (src eio_windows.opam eio_posix.opam eio_main.opam eio_linux.opam eio.opam)
       (dst ./))
 (run (network host)
      (shell  "opam pin add -yn eio_windows.dev './' && \
             \nopam pin add -yn eio_posix.dev './' && \
             \nopam pin add -yn eio_main.dev './' && \
             \nopam pin add -yn eio_linux.dev './' && \
             \nopam pin add -yn eio.dev './'"))
 (run (network host)
      (shell "echo '(lang dune 3.0)' > './dune-project'"))
 (env DEPS "afl-persistent.1.4 alcotest.1.9.1 astring.0.8.5 backoff.0.1.1 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base bigstringaf.0.10.0 camlp-streams.5.0.1 cmdliner.2.0.0 conf-bash.1 containers.3.16 cppo.1.8.0 crowbar.0.2.1 csexp.1.5.2 cstruct.6.2.0 domain-local-await.1.0.1 domain-local-timeout.1.0.1 dscheck.0.5.0 dune.3.20.2 dune-configurator.3.20.2 either.1.0.0 fmt.0.11.0 hmap.0.8.1 iomux.0.4 kcas.0.7.0 logs.0.9.0 lwt-dllist.1.1.0 mdx.2.5.1 mtime.2.1.0 multicore-magic.2.3.1 ocaml.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.3 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 optint.0.3.0 oseq.0.5.1 psq.0.2.1 re.1.14.0 result.1.5 seq.base stdlib-shims.0.3.0 thread-table.1.0.0 topkg.1.1.0 tsort.2.2.0 uring.0.9 uutf.1.0.4 yojson.3.0.0")
 (env CI true)
 (env OCAMLCI true)
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell "opam update --depexts && opam install --cli=2.4 --depext-only -y eio_windows.dev eio_posix.dev eio_main.dev eio_linux.dev eio.dev $DEPS"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell "opam install $DEPS"))
 (copy (src .) (dst /src))
 (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))
)

2025-10-10 20:14.19: Waiting for resource in pool OCluster
2025-10-10 20:14.19: Waiting for worker…
2025-10-11 08:43.29: Got resource from pool OCluster
Building on riscv-bm-02.sw.ci.dev
HEAD is now at 7695d22 Merge pull request #820 from talex5/exec-path
HEAD is now at 0583ff6 Fix exception context

(from ocaml/opam:debian-13-ocaml-5.3@sha256:9ffbd4dce8556abb04e1b15c176a05adceba49b38691bce1367f35c8af127a52)
2025-10-11 08:43.32 ---> using "464544ceb3be86cede6394dc71749c8c9ab6bfb0d79ff9828158551739284e81" from cache

/: (comment debian-13-5.3_riscv64_opam-2.4)

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

/: (env CLICOLOR_FORCE 1)

/: (env OPAMCOLOR always)

/: (workdir /src)

/src: (run (shell "sudo ln -f /usr/bin/opam-2.4 /usr/bin/opam"))
2025-10-11 08:43.32 ---> using "75ffd3c83aa012bc8b093a0947a298655da91fffc49261aacbc27aca5478db37" from cache

/src: (run (shell "opam init --reinit -ni"))
Configuring from /home/opam/.opamrc and then 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
2025-10-11 08:43.32 ---> using "bc4eabd090c5ab50b0842a159fc8bb3e4f2e48f604dc2d650850095378bf9911" from cache

/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))
Linux 5.10.113-scw1
The OCaml toplevel, version 5.3.0
2.4.1
2025-10-11 08:43.32 ---> using "99413c80cfa038280775c5555702646b7ce4ef7d5db78f1ce48bc162e5d0c7bc" from cache

/src: (workdir /src)

/src: (run (shell "sudo chown opam /src"))
2025-10-11 08:43.32 ---> using "e0356af4238671a0454b22b8ecc0eed962e0df3a67ab6c6f465f7818ddabe16e" from cache

/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
           (network host)
           (shell "cd ~/opam-repository && (git cat-file -e 6fab318652edf2e934926c95dbe83c86f899f133 || git fetch origin master) && git reset -q --hard 6fab318652edf2e934926c95dbe83c86f899f133 && git log --no-decorate -n1 --oneline && opam update -u"))
From https://github.com/ocaml/opam-repository
 * branch                  master     -> FETCH_HEAD
   bcac5d1731..1abfcdbf14  master     -> origin/master
6fab318652 Merge pull request #28690 from mtelvers/opam-publish-ocaml-version.4.0.3

<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>
[default] synchronised from git+file:///home/opam/opam-repository

Everything as up-to-date as possible (run with --verbose to show unavailable upgrades).
However, you may "opam upgrade" these packages explicitly at these versions (e.g. "opam upgrade ocaml-base-compiler.5.4.0"), which will ask permission to downgrade or uninstall the conflicting packages.
Nothing to do.
# To update the current shell environment, run: eval $(opam env)
2025-10-11 08:43.32 ---> using "26c3572f4daf0dd671d8195f68f4fd751f4778736be037a5fa491f890b9fc2fb" from cache

/src: (copy (src eio_windows.opam eio_posix.opam eio_main.opam eio_linux.opam eio.opam)
            (dst ./))
2025-10-11 08:43.32 ---> using "3d76906a111f2697e98a75669348e611415b75dedef33f17cf2c7bbe2a90420d" from cache

/src: (run (network host)
           (shell  "opam pin add -yn eio_windows.dev './' && \
                  \nopam pin add -yn eio_posix.dev './' && \
                  \nopam pin add -yn eio_main.dev './' && \
                  \nopam pin add -yn eio_linux.dev './' && \
                  \nopam pin add -yn eio.dev './'"))
[eio_windows.dev] synchronised (file:///src)
eio_windows is now pinned to file:///src (version dev)
[eio_posix.dev] synchronised (file:///src)
eio_posix is now pinned to file:///src (version dev)
[eio_main.dev] synchronised (file:///src)
eio_main is now pinned to file:///src (version dev)
[eio_linux.dev] synchronised (file:///src)
eio_linux is now pinned to file:///src (version dev)
[eio.dev] synchronised (file:///src)
eio is now pinned to file:///src (version dev)
2025-10-11 08:43.32 ---> using "bf99462c1c54fad76efb63c85c6febb18dd2dc6672d27f2e74ac68a1b6ed6f39" from cache

/src: (run (network host)
           (shell "echo '(lang dune 3.0)' > './dune-project'"))
2025-10-11 08:43.32 ---> using "edf2c67f8c7cb32ccc583be264ac0a0538f38dc74284cc7910045cd70ae7807e" from cache

/src: (env DEPS "afl-persistent.1.4 alcotest.1.9.1 astring.0.8.5 backoff.0.1.1 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base bigstringaf.0.10.0 camlp-streams.5.0.1 cmdliner.2.0.0 conf-bash.1 containers.3.16 cppo.1.8.0 crowbar.0.2.1 csexp.1.5.2 cstruct.6.2.0 domain-local-await.1.0.1 domain-local-timeout.1.0.1 dscheck.0.5.0 dune.3.20.2 dune-configurator.3.20.2 either.1.0.0 fmt.0.11.0 hmap.0.8.1 iomux.0.4 kcas.0.7.0 logs.0.9.0 lwt-dllist.1.1.0 mdx.2.5.1 mtime.2.1.0 multicore-magic.2.3.1 ocaml.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.3 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 optint.0.3.0 oseq.0.5.1 psq.0.2.1 re.1.14.0 result.1.5 seq.base stdlib-shims.0.3.0 thread-table.1.0.0 topkg.1.1.0 tsort.2.2.0 uring.0.9 uutf.1.0.4 yojson.3.0.0")

/src: (env CI true)

/src: (env OCAMLCI true)

/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
           (network host)
           (shell "opam update --depexts && opam install --cli=2.4 --depext-only -y eio_windows.dev eio_posix.dev eio_main.dev eio_linux.dev eio.dev $DEPS"))
+ /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]
- Get:4 http://deb.debian.org/debian-security trixie-security/main riscv64 Packages [49.5 kB]
- Fetched 140 kB in 0s (324 kB/s)
- Reading package lists...
- 

<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>
[eio.dev] synchronised (file:///src)
[eio_linux.dev] synchronised (file:///src)
[eio_main.dev] synchronised (file:///src)
[eio_posix.dev] synchronised (file:///src)
[eio_windows.dev] synchronised (file:///src)

[NOTE] Package ocaml-options-vanilla is already installed (current version is 1).
[NOTE] Package ocaml-config is already installed (current version is 3).
[NOTE] Package ocaml-compiler is already installed (current version is 5.3.0).
[NOTE] Package ocaml-base-compiler is already installed (current version is 5.3.0).
[NOTE] Package ocaml is already installed (current version is 5.3.0).
[NOTE] Package base-unix is already installed (current version is base).
[NOTE] Package base-threads is already installed (current version is base).
[NOTE] Package base-nnp is already installed (current version is base).
[NOTE] Package base-effects is already installed (current version is base).
[NOTE] Package base-domains is already installed (current version is base).
[NOTE] Package base-bigarray is already installed (current version is base).
2025-10-11 08:43.32 ---> using "195aa0757ad2431e2b5d0dbae3d0d427b947f8076c0b32b274d4fb2f7b9284e3" from cache

/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
           (network host)
           (shell "opam install $DEPS"))
[NOTE] Package ocaml-options-vanilla is already installed (current version is 1).
[NOTE] Package ocaml-config is already installed (current version is 3).
[NOTE] Package ocaml-compiler is already installed (current version is 5.3.0).
[NOTE] Package ocaml-base-compiler is already installed (current version is 5.3.0).
[NOTE] Package ocaml is already installed (current version is 5.3.0).
[NOTE] Package base-unix is already installed (current version is base).
[NOTE] Package base-threads is already installed (current version is base).
[NOTE] Package base-nnp is already installed (current version is base).
[NOTE] Package base-effects is already installed (current version is base).
[NOTE] Package base-domains is already installed (current version is base).
[NOTE] Package base-bigarray is already installed (current version is base).
The following actions will be performed:
=== install 47 packages
  - install afl-persistent       1.4
  - install alcotest             1.9.1
  - install astring              0.8.5
  - install backoff              0.1.1
  - install base-bytes           base
  - install bigstringaf          0.10.0
  - install camlp-streams        5.0.1
  - install cmdliner             2.0.0
  - install conf-bash            1
  - install containers           3.16
  - install cppo                 1.8.0
  - install crowbar              0.2.1
  - install csexp                1.5.2
  - install cstruct              6.2.0
  - install domain-local-await   1.0.1
  - install domain-local-timeout 1.0.1
  - install dscheck              0.5.0
  - install dune                 3.20.2
  - install dune-configurator    3.20.2
  - install either               1.0.0
  - install fmt                  0.11.0
  - install hmap                 0.8.1
  - install iomux                0.4
  - install kcas                 0.7.0
  - install logs                 0.9.0
  - install lwt-dllist           1.1.0
  - install mdx                  2.5.1
  - install mtime                2.1.0
  - install multicore-magic      2.3.1
  - install ocaml-syntax-shims   1.0.0
  - install ocaml-version        4.0.3
  - install ocamlbuild           0.16.1
  - install ocamlfind            1.9.8
  - install ocplib-endian        1.2
  - install optint               0.3.0
  - install oseq                 0.5.1
  - install psq                  0.2.1
  - install re                   1.14.0
  - install result               1.5
  - install seq                  base
  - install stdlib-shims         0.3.0
  - install thread-table         1.0.0
  - install topkg                1.1.0
  - install tsort                2.2.0
  - install uring                0.9
  - install uutf                 1.0.4
  - install yojson               3.0.0

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved afl-persistent.1.4  (cached)
-> retrieved alcotest.1.9.1  (cached)
-> retrieved astring.0.8.5  (cached)
-> retrieved backoff.0.1.1  (cached)
-> retrieved bigstringaf.0.10.0  (cached)
-> retrieved camlp-streams.5.0.1  (cached)
-> installed conf-bash.1
-> retrieved cmdliner.2.0.0  (cached)
-> retrieved cppo.1.8.0  (cached)
-> retrieved crowbar.0.2.1  (cached)
-> retrieved containers.3.16  (cached)
-> retrieved csexp.1.5.2  (cached)
-> retrieved cstruct.6.2.0  (cached)
-> retrieved domain-local-await.1.0.1  (cached)
-> retrieved domain-local-timeout.1.0.1  (cached)
-> retrieved dscheck.0.5.0  (cached)
-> retrieved either.1.0.0  (cached)
-> retrieved hmap.0.8.1  (cached)
-> retrieved fmt.0.11.0  (cached)
-> retrieved iomux.0.4  (cached)
-> retrieved logs.0.9.0  (cached)
-> retrieved kcas.0.7.0  (cached)
-> retrieved lwt-dllist.1.1.0  (cached)
-> retrieved mtime.2.1.0  (cached)
-> retrieved multicore-magic.2.3.1  (cached)
-> retrieved ocaml-syntax-shims.1.0.0  (cached)
-> retrieved mdx.2.5.1  (cached)
-> retrieved ocaml-version.4.0.3  (cached)
-> retrieved ocamlfind.1.9.8  (cached)
-> retrieved ocamlbuild.0.16.1  (cached)
-> retrieved ocplib-endian.1.2  (cached)
-> retrieved optint.0.3.0  (cached)
-> retrieved oseq.0.5.1  (cached)
-> retrieved psq.0.2.1  (cached)
-> retrieved result.1.5  (cached)
-> retrieved seq.base  (cached)
-> retrieved re.1.14.0  (cached)
-> retrieved stdlib-shims.0.3.0  (cached)
-> retrieved thread-table.1.0.0  (cached)
-> retrieved topkg.1.1.0  (cached)
-> retrieved tsort.2.2.0  (cached)
-> retrieved uutf.1.0.4  (cached)
-> retrieved yojson.3.0.0  (cached)
-> retrieved dune.3.20.2, dune-configurator.3.20.2  (cached)
-> retrieved uring.0.9  (cached)
-> installed cmdliner.2.0.0
-> installed ocamlbuild.0.16.1
-> installed seq.base
-> installed ocamlfind.1.9.8
-> installed base-bytes.base
-> installed topkg.1.1.0
-> installed fmt.0.11.0
-> installed astring.0.8.5
-> installed hmap.0.8.1
-> installed logs.0.9.0
-> installed mtime.2.1.0
-> installed uutf.1.0.4
-> installed dune.3.20.2
-> installed afl-persistent.1.4
-> installed backoff.0.1.1
-> installed camlp-streams.5.0.1
-> installed csexp.1.5.2
-> installed either.1.0.0
-> installed cppo.1.8.0
-> installed cstruct.6.2.0
-> installed lwt-dllist.1.1.0
-> installed multicore-magic.2.3.1
-> installed ocaml-version.4.0.3
-> installed ocplib-endian.1.2
-> installed dune-configurator.3.20.2
-> installed optint.0.3.0
-> installed ocaml-syntax-shims.1.0.0
-> installed crowbar.0.2.1
-> installed bigstringaf.0.10.0
-> installed oseq.0.5.1
-> installed iomux.0.4
-> installed psq.0.2.1
-> installed result.1.5
-> installed stdlib-shims.0.3.0
-> installed thread-table.1.0.0
-> installed tsort.2.2.0
-> installed domain-local-await.1.0.1
-> installed re.1.14.0
-> installed domain-local-timeout.1.0.1
-> installed containers.3.16
-> installed kcas.0.7.0
-> installed alcotest.1.9.1
-> installed dscheck.0.5.0
-> installed uring.0.9
-> installed yojson.3.0.0
-> installed mdx.2.5.1
Done.

<><> afl-persistent.1.4 installed successfully ><><><><><><><><><><><><><><><><>
=> afl-persistent is installed, but since the current OCaml compiler does
   not enable AFL instrumentation by default, most packages will not be
   instrumented and fuzzing with afl-fuzz may not be effective.

   To globally enable AFL instrumentation, create an OCaml switch like:

     opam switch create 5.3.0+afl ocaml-variants.5.3.0+options ocaml-option-afl
# To update the current shell environment, run: eval $(opam env)
2025-10-11 08:43.32 ---> using "2cc27abcfb8640576f5c389501af8e67a64ac46abbbc48ec4c91e8d1b4a9d7dc" from cache

/src: (copy (src .) (dst /src))
2025-10-11 08:43.32 ---> saved as "c82763b5a544586e61aa6d781f9afa37de2f9f05b3bcd02f424912637159fb17"

/src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))
(cd _build/default/fuzz && ./fuzz_buf_read.exe)
random ops: PASS

(cd _build/default/fuzz && ./fuzz_buf_write.exe)
random ops: PASS

(cd _build/default/fuzz && ./fuzz_inherit_fds.exe)
inherit_fds: PASS

File "lib_eio_linux/tests/fd_sharing.md", line 1, characters 0-0:
/usr/bin/git --no-pager diff --no-index --color=always -u _build/default/lib_eio_linux/tests/fd_sharing.md _build/default/lib_eio_linux/tests/.mdx/fd_sharing.md.corrected
diff --git a/_build/default/lib_eio_linux/tests/fd_sharing.md b/_build/default/lib_eio_linux/tests/.mdx/fd_sharing.md.corrected
index bf8230b..2b51e12 100644
--- a/_build/default/lib_eio_linux/tests/fd_sharing.md
+++ b/_build/default/lib_eio_linux/tests/.mdx/fd_sharing.md.corrected
@@ -51,11 +51,5 @@ One domain closes an FD after another domain has enqueued a uring operation ment
        (* Allow the read to complete. *)
        Eio.Flow.close w
     );;
-+Domain 1 enqueuing read on FD
-+Waiting for domain 0...
-+Domain 0 closing FD
-+Domain 0 closed FD; waking domain 1
-+Domain 1 flushing queue
-+Read EOF
-- : unit = ()
+Exception: Failure "Linux >= 5.15 is required for io_uring support".
 ```
File "lib_eio_linux/tests/spawn.md", line 1, characters 0-0:
/usr/bin/git --no-pager diff --no-index --color=always -u _build/default/lib_eio_linux/tests/spawn.md _build/default/lib_eio_linux/tests/.mdx/spawn.md.corrected
diff --git a/_build/default/lib_eio_linux/tests/spawn.md b/_build/default/lib_eio_linux/tests/.mdx/spawn.md.corrected
index 8d45211..b6bbe7b 100644
--- a/_build/default/lib_eio_linux/tests/spawn.md
+++ b/_build/default/lib_eio_linux/tests/.mdx/spawn.md.corrected
@@ -21,8 +21,7 @@ Setting environment variables:
       ~env:[| "FOO=bar" |];
   ] in
   Promise.await (Process.exit_status child);;
-FOO=bar
-- : Unix.process_status = Unix.WEXITED 0
+Exception: Failure "Linux >= 5.15 is required for io_uring support".
 ```
 
 Changing directory:
@@ -37,8 +36,7 @@ Changing directory:
       ~env:(Unix.environment ())
   ] in
   Promise.await (Process.exit_status child);;
-/
-- : Unix.process_status = Unix.WEXITED 0
+Exception: Failure "Linux >= 5.15 is required for io_uring support".
 ```
 
 Changing directory using a file descriptor:
@@ -61,8 +59,7 @@ Changing directory using a file descriptor:
       ~env:(Unix.environment ())
   ] in
   Promise.await (Process.exit_status child);;
-/
-- : Unix.process_status = Unix.WEXITED 0
+Exception: Failure "Linux >= 5.15 is required for io_uring support".
 ```
 
 Exit status:
@@ -76,7 +73,7 @@ Exit status:
       ~env:(Unix.environment ())
   ] in
   Promise.await (Process.exit_status child);;
-- : Unix.process_status = Unix.WEXITED 1
+Exception: Failure "Linux >= 5.15 is required for io_uring support".
 ```
 
 Failure starting child:
@@ -96,7 +93,7 @@ Failure starting child:
     assert false
   with Failure ex ->
     String.sub ex 0 7
-- : string = "chdir: "
+Exception: Failure "Linux >= 5.15 is required for io_uring support".
 ```
 
 Signalling a running child:
@@ -115,8 +112,7 @@ Signalling a running child:
   match Promise.await (Process.exit_status child) with
   | Unix.WSIGNALED x when x = Sys.sigkill -> traceln "Child got SIGKILL"
   | _ -> assert false;;
-+Child got SIGKILL
-- : unit = ()
+Exception: Failure "Linux >= 5.15 is required for io_uring support".
 ```
 
 Signalling an exited child does nothing:
@@ -133,6 +129,5 @@ Signalling an exited child does nothing:
   in
   ignore (Promise.await (Process.exit_status child) : Unix.process_status);
   Process.signal child Sys.sigkill;;
-FOO=bar
-- : unit = ()
+Exception: Failure "Linux >= 5.15 is required for io_uring support".
 ```
File "lib_eio_linux/tests/dune", line 42, characters 7-11:
42 |  (name test)
            ^^^^
(cd _build/default/lib_eio_linux/tests && ./test.exe)
Testing `eio_linux'.
This run has ID `AIUFXRXB'.

  [FAIL]        io          0   copy.
  [FAIL]        io          1   direct_copy.
  [FAIL]        io          2   poll_add.
  [FAIL]        io          3   poll_add_busy.
  [FAIL]        io          4   iovec.
  [FAIL]        io          5   no_sqe.
  [FAIL]        io          6   read_exact.
  [FAIL]        io          7   expose_backend.
  [FAIL]        io          8   statx.
  [FAIL]        io          9   signal_race.
  [FAIL]        io         10   alloc-fixed-or-wait.

┌──────────────────────────────────────────────────────────────────────────────┐
[FAIL]        io          0   copy.
└──────────────────────────────────────────────────────────────────────────────┘
[failure] Linux >= 5.15 is required for io_uring support
          Raised at Stdlib.failwith in file "stdlib.ml", line 29, characters 17-33
          Called from Alcotest_engine__Core.Make.protect_test.(fun) in file "src/alcotest-engine/core.ml", line 186, characters 17-23
          Called from Alcotest_engine__Monad.Identity.catch in file "src/alcotest-engine/monad.ml", line 24, characters 31-35
          
Logs saved to `/src/_build/default/lib_eio_linux/tests/_build/_tests/eio_linux/io.000.output'.
 ──────────────────────────────────────────────────────────────────────────────


┌──────────────────────────────────────────────────────────────────────────────┐
[FAIL]        io          1   direct_copy.
└──────────────────────────────────────────────────────────────────────────────┘
[failure] Linux >= 5.15 is required for io_uring support
          Raised at Stdlib.failwith in file "stdlib.ml", line 29, characters 17-33
          Called from Alcotest_engine__Core.Make.protect_test.(fun) in file "src/alcotest-engine/core.ml", line 186, characters 17-23
          Called from Alcotest_engine__Monad.Identity.catch in file "src/alcotest-engine/monad.ml", line 24, characters 31-35
          
Logs saved to `/src/_build/default/lib_eio_linux/tests/_build/_tests/eio_linux/io.001.output'.
 ──────────────────────────────────────────────────────────────────────────────


┌──────────────────────────────────────────────────────────────────────────────┐
[FAIL]        io          2   poll_add.
└──────────────────────────────────────────────────────────────────────────────┘
[failure] Linux >= 5.15 is required for io_uring support
          Raised at Stdlib.failwith in file "stdlib.ml", line 29, characters 17-33
          Called from Alcotest_engine__Core.Make.protect_test.(fun) in file "src/alcotest-engine/core.ml", line 186, characters 17-23
          Called from Alcotest_engine__Monad.Identity.catch in file "src/alcotest-engine/monad.ml", line 24, characters 31-35
          
Logs saved to `/src/_build/default/lib_eio_linux/tests/_build/_tests/eio_linux/io.002.output'.
 ──────────────────────────────────────────────────────────────────────────────


┌──────────────────────────────────────────────────────────────────────────────┐
[FAIL]        io          3   poll_add_busy.
└──────────────────────────────────────────────────────────────────────────────┘
[failure] Linux >= 5.15 is required for io_uring support
          Raised at Stdlib.failwith in file "stdlib.ml", line 29, characters 17-33
          Called from Alcotest_engine__Core.Make.protect_test.(fun) in file "src/alcotest-engine/core.ml", line 186, characters 17-23
          Called from Alcotest_engine__Monad.Identity.catch in file "src/alcotest-engine/monad.ml", line 24, characters 31-35
          
Logs saved to `/src/_build/default/lib_eio_linux/tests/_build/_tests/eio_linux/io.003.output'.
 ──────────────────────────────────────────────────────────────────────────────


┌──────────────────────────────────────────────────────────────────────────────┐
[FAIL]        io          4   iovec.
└──────────────────────────────────────────────────────────────────────────────┘
[failure] Linux >= 5.15 is required for io_uring support
          Raised at Stdlib.failwith in file "stdlib.ml", line 29, characters 17-33
          Called from Alcotest_engine__Core.Make.protect_test.(fun) in file "src/alcotest-engine/core.ml", line 186, characters 17-23
          Called from Alcotest_engine__Monad.Identity.catch in file "src/alcotest-engine/monad.ml", line 24, characters 31-35
          
Logs saved to `/src/_build/default/lib_eio_linux/tests/_build/_tests/eio_linux/io.004.output'.
 ──────────────────────────────────────────────────────────────────────────────


┌──────────────────────────────────────────────────────────────────────────────┐
[FAIL]        io          5   no_sqe.
└──────────────────────────────────────────────────────────────────────────────┘
[failure] Linux >= 5.15 is required for io_uring support
          Raised at Stdlib.failwith in file "stdlib.ml", line 29, characters 17-33
          Called from Dune__exe__Test.test_no_sqe in file "lib_eio_linux/tests/test.ml", lines 116-125, characters 4-14
          Called from Alcotest_engine__Core.Make.protect_test.(fun) in file "src/alcotest-engine/core.ml", line 186, characters 17-23
          Called from Alcotest_engine__Monad.Identity.catch in file "src/alcotest-engine/monad.ml", line 24, characters 31-35
          
Logs saved to `/src/_build/default/lib_eio_linux/tests/_build/_tests/eio_linux/io.005.output'.
 ──────────────────────────────────────────────────────────────────────────────


┌──────────────────────────────────────────────────────────────────────────────┐
[FAIL]        io          6   read_exact.
└──────────────────────────────────────────────────────────────────────────────┘
[failure] Linux >= 5.15 is required for io_uring support
          Raised at Stdlib.failwith in file "stdlib.ml", line 29, characters 17-33
          Called from Alcotest_engine__Core.Make.protect_test.(fun) in file "src/alcotest-engine/core.ml", line 186, characters 17-23
          Called from Alcotest_engine__Monad.Identity.catch in file "src/alcotest-engine/monad.ml", line 24, characters 31-35
          
Logs saved to `/src/_build/default/lib_eio_linux/tests/_build/_tests/eio_linux/io.006.output'.
 ──────────────────────────────────────────────────────────────────────────────


┌──────────────────────────────────────────────────────────────────────────────┐
[FAIL]        io          7   expose_backend.
└──────────────────────────────────────────────────────────────────────────────┘
[failure] Linux >= 5.15 is required for io_uring support
          Raised at Stdlib.failwith in file "stdlib.ml", line 29, characters 17-33
          Called from Alcotest_engine__Core.Make.protect_test.(fun) in file "src/alcotest-engine/core.ml", line 186, characters 17-23
          Called from Alcotest_engine__Monad.Identity.catch in file "src/alcotest-engine/monad.ml", line 24, characters 31-35
          
Logs saved to `/src/_build/default/lib_eio_linux/tests/_build/_tests/eio_linux/io.007.output'.
 ──────────────────────────────────────────────────────────────────────────────


┌──────────────────────────────────────────────────────────────────────────────┐
[FAIL]        io          8   statx.
└──────────────────────────────────────────────────────────────────────────────┘
[failure] Linux >= 5.15 is required for io_uring support
          Raised at Stdlib.failwith in file "stdlib.ml", line 29, characters 17-33
          Called from Alcotest_engine__Core.Make.protect_test.(fun) in file "src/alcotest-engine/core.ml", line 186, characters 17-23
          Called from Alcotest_engine__Monad.Identity.catch in file "src/alcotest-engine/monad.ml", line 24, characters 31-35
          
Logs saved to `/src/_build/default/lib_eio_linux/tests/_build/_tests/eio_linux/io.008.output'.
 ──────────────────────────────────────────────────────────────────────────────


┌──────────────────────────────────────────────────────────────────────────────┐
[FAIL]        io          9   signal_race.
└──────────────────────────────────────────────────────────────────────────────┘
[failure] Linux >= 5.15 is required for io_uring support
          Raised at Stdlib.failwith in file "stdlib.ml", line 29, characters 17-33
          Called from Alcotest_engine__Core.Make.protect_test.(fun) in file "src/alcotest-engine/core.ml", line 186, characters 17-23
          Called from Alcotest_engine__Monad.Identity.catch in file "src/alcotest-engine/monad.ml", line 24, characters 31-35
          
Logs saved to `/src/_build/default/lib_eio_linux/tests/_build/_tests/eio_linux/io.009.output'.
 ──────────────────────────────────────────────────────────────────────────────


┌──────────────────────────────────────────────────────────────────────────────┐
[FAIL]        io         10   alloc-fixed-or-wait.
└──────────────────────────────────────────────────────────────────────────────┘
[failure] Linux >= 5.15 is required for io_uring support
          Raised at Stdlib.failwith in file "stdlib.ml", line 29, characters 17-33
          Called from Alcotest_engine__Core.Make.protect_test.(fun) in file "src/alcotest-engine/core.ml", line 186, characters 17-23
          Called from Alcotest_engine__Monad.Identity.catch in file "src/alcotest-engine/monad.ml", line 24, characters 31-35
          
Logs saved to `/src/_build/default/lib_eio_linux/tests/_build/_tests/eio_linux/io.010.output'.
 ──────────────────────────────────────────────────────────────────────────────

Full test results in `/src/_build/default/lib_eio_linux/tests/_build/_tests/eio_linux'.
11 failures! in 0.027s. 11 tests run.
"/usr/bin/env" "bash" "-c" "opam exec -- dune build @install @check @runtest && rm -rf _build" failed with exit status 1
2025-10-11 08:44.56: Job failed: Failed: Build failed