2026-05-19 17:07.18: New job: test ocaml-multicore/eio https://github.com/ocaml-multicore/eio.git#refs/heads/main (f1c49da7371efbc1bbc0d23df3c8fe516864ec73) (linux-x86_64:fedora-42-5.4_opam-2.5)Base: ocaml/opam:fedora-42-ocaml-5.4@sha256:63ba0e0aa7f2167688d6b2f12c5bbd966189f1213ee375b4318e322e1931e71bOpam project buildTo reproduce locally:git clone --recursive "https://github.com/ocaml-multicore/eio.git" -b "main" && cd "eio" && git reset --hard f1c49da7cat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:fedora-42-ocaml-5.4@sha256:63ba0e0aa7f2167688d6b2f12c5bbd966189f1213ee375b4318e322e1931e71b# fedora-42-5.4_opam-2.5USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"WORKDIR /srcRUN sudo dnf install -y findutilsRUN sudo ln -f /usr/bin/opam-2.5 /usr/bin/opamRUN cd ~/opam-repository && (git cat-file -e df6ab556b4610df043dd3ef62a0ddf23f8661b1c || git fetch origin master) && git reset -q --hard df6ab556b4610df043dd3ef62a0ddf23f8661b1c && git log --no-decorate -n1 --onelineRUN opam init --reinit -niRUN uname -rs && opam exec -- ocaml -version && opam --versionWORKDIR /srcRUN sudo chown opam /srcRUN opam update -uCOPY --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-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base bigstringaf.0.10.0 camlp-streams.5.0.1 cmdliner.2.1.1 conf-bash.1 containers.3.18 cppo.1.8.0 crowbar.0.2.2 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.3.23.1 dune-configurator.3.23.1 either.1.0.0 fmt.0.11.0 hmap.0.8.1 iomux.0.4 kcas.0.7.0 logs.0.10.0 lwt-dllist.1.1.0 mdx.2.5.2 mtime.2.1.0 multicore-magic.2.3.2 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.1.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 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.1.1.1 tsort.2.2.0 uring.2.7.0 uutf.1.0.4 yojson.3.0.0"ENV CI="true"ENV OCAMLCI="true"RUN opam update --depexts && opam install --cli=2.5 --depext-only -y eio_windows.dev eio_posix.dev eio_main.dev eio_linux.dev eio.dev $DEPSRUN opam install $DEPSCOPY --chown=1000:1000 . /srcRUN opam exec -- dune build @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-05-19 17:07.18: Using cache hint "ocaml-multicore/eio-ocaml/opam:fedora-42-ocaml-5.4@sha256:63ba0e0aa7f2167688d6b2f12c5bbd966189f1213ee375b4318e322e1931e71b-fedora-42-5.4_opam-2.5-e524e996c42a569c6e5f5979f115e97f"2026-05-19 17:07.18: Using OBuilder spec:((from ocaml/opam:fedora-42-ocaml-5.4@sha256:63ba0e0aa7f2167688d6b2f12c5bbd966189f1213ee375b4318e322e1931e71b)(comment fedora-42-5.4_opam-2.5)(user (uid 1000) (gid 1000))(env CLICOLOR_FORCE 1)(env OPAMCOLOR always)(workdir /src)(run (network host)(shell "sudo dnf install -y findutils"))(run (shell "sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam"))(run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e df6ab556b4610df043dd3ef62a0ddf23f8661b1c || git fetch origin master) && git reset -q --hard df6ab556b4610df043dd3ef62a0ddf23f8661b1c && git log --no-decorate -n1 --oneline"))(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 "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 (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-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base bigstringaf.0.10.0 camlp-streams.5.0.1 cmdliner.2.1.1 conf-bash.1 containers.3.18 cppo.1.8.0 crowbar.0.2.2 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.3.23.1 dune-configurator.3.23.1 either.1.0.0 fmt.0.11.0 hmap.0.8.1 iomux.0.4 kcas.0.7.0 logs.0.10.0 lwt-dllist.1.1.0 mdx.2.5.2 mtime.2.1.0 multicore-magic.2.3.2 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.1.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 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.1.1.1 tsort.2.2.0 uring.2.7.0 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=2.5 --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")))2026-05-19 17:07.18: Waiting for resource in pool OCluster2026-05-19 19:43.49: Waiting for worker…2026-05-19 19:48.03: Got resource from pool OClusterBuilding on doris.caelum.ci.devAll commits already cachedHEAD is now at f1c49da Merge pull request #823 from patricoferris/with-env(from ocaml/opam:fedora-42-ocaml-5.4@sha256:63ba0e0aa7f2167688d6b2f12c5bbd966189f1213ee375b4318e322e1931e71b)Unable to find image 'ocaml/opam:fedora-42-ocaml-5.4@sha256:63ba0e0aa7f2167688d6b2f12c5bbd966189f1213ee375b4318e322e1931e71b' locallydocker.io/ocaml/opam@sha256:63ba0e0aa7f2167688d6b2f12c5bbd966189f1213ee375b4318e322e1931e71b: Pulling from ocaml/opamaccf5bbc0c67: Pulling fs layer416e4a8866bb: Pulling fs layer09b2fb3c52f4: Pulling fs layer7d4fe74f60d8: Pulling fs layeraccf5bbc0c67: Waiting416e4a8866bb: Waiting09b2fb3c52f4: Waitingbbcb95d43ae8: Pulling fs layer98c9e9bc3c3f: Pulling fs layer59aec800fed7: Pulling fs layerbbcb95d43ae8: Waiting98c9e9bc3c3f: Waiting34843ed0e584: Pulling fs layer424f865e9d0e: Pulling fs layer59aec800fed7: Waiting5594cf317ecb: Pulling fs layer34843ed0e584: Waiting424f865e9d0e: Waiting7d9cba6e4af6: Pulling fs layerf8e47f2173a6: Pulling fs layercde03adba68d: Pulling fs layer5594cf317ecb: Waitingd670f2c79209: Pulling fs layer7d9cba6e4af6: Waitingf8e47f2173a6: Waiting2c9204fad5a4: Pulling fs layerd670f2c79209: Waitingcde03adba68d: Waitinge6729152ebda: Pulling fs layer2c9204fad5a4: Waiting38838b679ce8: Pulling fs layere81ed02324ae: Pulling fs layer416e5bed9209: Pulling fs layer38838b679ce8: Waitinge6729152ebda: Waitinge81ed02324ae: Waiting4f4fb700ef54: Pulling fs layer416e5bed9209: Waitingd97d403a554d: Pulling fs layer120f1228e350: Pulling fs layer4f4fb700ef54: Waiting5818b24e8ca2: Pulling fs layerd97d403a554d: Waitingbf4e4b4c0901: Pulling fs layer120f1228e350: Waitingb31f5381f4f1: Pulling fs layer5818b24e8ca2: Waitingbf4e4b4c0901: Waiting4445c4223195: Pulling fs 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Checksum416e4a8866bb: Download completeaccf5bbc0c67: Pull complete416e4a8866bb: Pull complete09b2fb3c52f4: Verifying Checksum09b2fb3c52f4: Download complete09b2fb3c52f4: Pull completebbcb95d43ae8: Verifying Checksumbbcb95d43ae8: Download complete98c9e9bc3c3f: Verifying Checksum98c9e9bc3c3f: Download complete59aec800fed7: Verifying Checksum59aec800fed7: Download complete7d4fe74f60d8: Verifying Checksum7d4fe74f60d8: Download complete34843ed0e584: Verifying Checksum34843ed0e584: Download complete424f865e9d0e: Verifying Checksum424f865e9d0e: Download complete5594cf317ecb: Verifying Checksum5594cf317ecb: Download complete7d9cba6e4af6: Verifying Checksum7d9cba6e4af6: Download completef8e47f2173a6: Download completed670f2c79209: Verifying Checksumd670f2c79209: Download completecde03adba68d: Verifying Checksumcde03adba68d: Download completee6729152ebda: Download complete2c9204fad5a4: Download complete38838b679ce8: Verifying Checksum38838b679ce8: Download complete7d4fe74f60d8: Pull completebbcb95d43ae8: Pull complete98c9e9bc3c3f: Pull complete59aec800fed7: Pull complete34843ed0e584: Pull complete424f865e9d0e: Pull complete5594cf317ecb: Pull complete7d9cba6e4af6: Pull completef8e47f2173a6: Pull completecde03adba68d: Pull completed670f2c79209: Pull complete2c9204fad5a4: Pull completee6729152ebda: Pull complete38838b679ce8: Pull complete416e5bed9209: Download completee81ed02324ae: Verifying Checksume81ed02324ae: Download complete4f4fb700ef54: Download completee81ed02324ae: Pull complete416e5bed9209: Pull complete4f4fb700ef54: Pull complete5818b24e8ca2: Download complete120f1228e350: Download completed97d403a554d: Verifying Checksumd97d403a554d: Pull complete120f1228e350: Pull complete5818b24e8ca2: Pull complete4445c4223195: Verifying Checksum4445c4223195: Download completeb31f5381f4f1: Verifying Checksumbf4e4b4c0901: Verifying Checksumbf4e4b4c0901: Download completeb31f5381f4f1: Download completebf4e4b4c0901: Pull completeb31f5381f4f1: Pull complete4445c4223195: Pull complete8a8a38b5d8d7: Download completea1a8982696e1: Verifying Checksuma1a8982696e1: Download completea1a8982696e1: Pull complete7ab4ccef3cde: Verifying Checksum7ab4ccef3cde: Download complete7ab4ccef3cde: Pull complete8a8a38b5d8d7: Pull complete19f2332bf3a3: Verifying Checksum19f2332bf3a3: Download complete19f2332bf3a3: Pull completea1f0867da660: Verifying Checksuma1f0867da660: Download completea1f0867da660: Pull completea604f4114989: Verifying Checksuma604f4114989: Download completea604f4114989: Pull complete2f9c41c76f50: Verifying Checksum2f9c41c76f50: Download complete93d66e8d0313: Verifying Checksum93d66e8d0313: Download complete40c5fc96fee2: Verifying Checksum40c5fc96fee2: Download completed4da36e2ce4b: Verifying Checksumd4da36e2ce4b: Download completebebce6e9f579: Verifying Checksumbebce6e9f579: Download complete19a5d7c96867: Verifying Checksum19a5d7c96867: Download complete80f11faf4407: Verifying Checksum80f11faf4407: Download completeae1f53d7be56: Verifying Checksumae1f53d7be56: Download complete7ee912c6ade2: Download complete4d578c8862a7: Verifying Checksum4d578c8862a7: Download complete0431c6a3c3aa: Verifying Checksum0431c6a3c3aa: Download complete0431c6a3c3aa: Pull complete2f9c41c76f50: Pull complete4d578c8862a7: Pull complete93d66e8d0313: Pull complete40c5fc96fee2: Pull completed4da36e2ce4b: Pull completebebce6e9f579: Pull complete19a5d7c96867: Pull complete80f11faf4407: Pull completeae1f53d7be56: Pull complete7ee912c6ade2: Pull completeDigest: sha256:63ba0e0aa7f2167688d6b2f12c5bbd966189f1213ee375b4318e322e1931e71bStatus: Downloaded newer image for ocaml/opam@sha256:63ba0e0aa7f2167688d6b2f12c5bbd966189f1213ee375b4318e322e1931e71b2026-05-19 19:58.09 ---> using "ba790be675398020330de2a054b76913bc3a727e5c23338e2b2ccfbdea979e54" from cache/: (comment fedora-42-5.4_opam-2.5)/: (user (uid 1000) (gid 1000))/: (env CLICOLOR_FORCE 1)/: (env OPAMCOLOR always)/: (workdir /src)/src: (run (network host)(shell "sudo dnf install -y findutils"))Updating and loading repositories:Fedora 42 - x86_64 - Updates 100% | 13.1 KiB/s | 18.2 KiB | 00m01sFedora 42 - x86_64 100% | 17.2 KiB/s | 19.2 KiB | 00m01sFedora 42 openh264 (From Cisco) - x86_ 100% | 1.2 KiB/s | 986.0 B | 00m01sRepositories loaded.Package "findutils-1:4.10.0-5.fc42.x86_64" is already installed.Nothing to do.2026-05-19 19:58.09 ---> using "5eb77c1b822417d504fcbbd84812183da3577926875be2ea4097881ac1201247" from cache/src: (run (shell "sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam"))2026-05-19 19:58.09 ---> using "80e33e444d990d46b8e81d542128296febc0edf92f307e377856c05ed7342837" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e df6ab556b4610df043dd3ef62a0ddf23f8661b1c || git fetch origin master) && git reset -q --hard df6ab556b4610df043dd3ef62a0ddf23f8661b1c && git log --no-decorate -n1 --oneline"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEADfc08333d1b..df6ab556b4 master -> origin/masterdf6ab556b4 Merge pull request #29903 from shonfeder/release-dune-3.23.12026-05-19 19:58.09 ---> using "ab25089e5c9b2c6f58747d0c20a12ea0ba5967ddb13da9106b67e9f09d17e50c" 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 2.1 to version 2.2, which can't be reverted.You may want to back it up before going further.Continue? [Y/n] y[NOTE] The 'jobs' option was reset, its value was 1 and its new value will vary according to the current number of cores on your machine. You can restore the fixed value using:opam option jobs=1 --globalFormat upgrade done.<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///home/opam/opam-repository2026-05-19 19:58.09 ---> using "310bc9eb836a16f7cfae673284ced5d721c90f20f1067df1a3f988dd7aa22aa3" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 6.8.0-111-genericThe OCaml toplevel, version 5.4.12.5.12026-05-19 19:58.09 ---> using "7c6e3ab2829bb2e3d4440c2ad6fa731181b736634ee139f8780e259977a09bec" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-05-19 19:58.09 ---> using "9fbceebdaf60d539976455825d23431b73127f834bc9c5a7860616b66bf14f18" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "opam update -u"))<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>[default] no changes from git+file:///home/opam/opam-repositoryEverything as up-to-date as possibleThe following packages are not being upgraded because the new versions conflict with other installed packages:- ocaml.5.5.0However, you may "opam upgrade" these packages explicitly at these versions (e.g. "opam upgrade ocaml.5.5.0"), which will ask permission to downgrade or uninstall the conflicting packages.Nothing to do.# To update the current shell environment, run: eval $(opam env)2026-05-19 19:58.09 ---> using "b6e5f3a5aca1e2499518aa6a9e0e597feacd9b41b3299afca29e3c7f047672dc" from cache/src: (copy (src eio_windows.opam eio_posix.opam eio_main.opam eio_linux.opam eio.opam)(dst ./))2026-05-19 19:58.09 ---> using "ea6c6d50e6c5c548ac2743aafe5cd620258684691b586a2cb2525c818c842921" 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)2026-05-19 19:58.09 ---> using "637f47f90c1c06863fab559b13709a28813d3b0d5e09ea6e4e164694dd3cdc3d" from cache/src: (run (shell "echo '(lang dune 3.0)' > './dune-project'"))2026-05-19 19:58.09 ---> using "1f1dcd5df6da2305a7ff0c71d287dca8d2e38799ff4f43456d769875ba905878" 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-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base bigstringaf.0.10.0 camlp-streams.5.0.1 cmdliner.2.1.1 conf-bash.1 containers.3.18 cppo.1.8.0 crowbar.0.2.2 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.3.23.1 dune-configurator.3.23.1 either.1.0.0 fmt.0.11.0 hmap.0.8.1 iomux.0.4 kcas.0.7.0 logs.0.10.0 lwt-dllist.1.1.0 mdx.2.5.2 mtime.2.1.0 multicore-magic.2.3.2 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.1.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 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.1.1.1 tsort.2.2.0 uring.2.7.0 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=2.5 --depext-only -y eio_windows.dev eio_posix.dev eio_main.dev eio_linux.dev eio.dev $DEPS"))+ /usr/sbin/sudo "yum" "makecache"- Updating and loading repositories:- Repositories loaded.- Metadata cache created.<><> 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 5.4.1).[NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.1).[NOTE] Package ocaml is already installed (current version is 5.4.1).[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).# To update the current shell environment, run: eval $(opam env)2026-05-19 19:58.09 ---> using "9a4d7200f88266e393ee96c31e5dca59a07dc2db883cc9637a4a535ecdcccfa7" 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 5.4.1).[NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.1).[NOTE] Package ocaml is already installed (current version is 5.4.1).[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 45 packages- install afl-persistent 1.4- install alcotest 1.9.1- install astring 0.8.5- install backoff 0.1.1- install bigstringaf 0.10.0- install camlp-streams 5.0.1- install cmdliner 2.1.1- install conf-bash 1- install containers 3.18- install cppo 1.8.0- install crowbar 0.2.2- 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 3.23.1- install dune-configurator 3.23.1- 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 0.10.0- install lwt-dllist 1.1.0- install mdx 2.5.2- install mtime 2.1.0- install multicore-magic 2.3.2- install ocaml-syntax-shims 1.0.0- install ocaml-version 4.1.1- install ocamlbuild 0.16.1- install ocamlfind 1.9.8- 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 1.1.1- install tsort 2.2.0- install uring 2.7.0- 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.2.1.1 (cached)-> retrieved cppo.1.8.0 (cached)-> retrieved crowbar.0.2.2 (cached)-> retrieved containers.3.18 (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 fmt.0.11.0 (cached)-> retrieved hmap.0.8.1 (cached)-> retrieved iomux.0.4 (cached)-> retrieved kcas.0.7.0 (cached)-> retrieved logs.0.10.0 (cached)-> retrieved lwt-dllist.1.1.0 (cached)-> retrieved mtime.2.1.0 (cached)-> retrieved multicore-magic.2.3.2 (cached)-> retrieved ocaml-syntax-shims.1.0.0 (cached)-> retrieved mdx.2.5.2 (cached)-> retrieved ocaml-version.4.1.1 (cached)-> retrieved ocamlbuild.0.16.1 (cached)-> retrieved ocamlfind.1.9.8 (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)-> installed seq.base-> retrieved re.1.14.0 (cached)-> retrieved stdlib-shims.0.3.0 (cached)-> retrieved thread-table.1.0.0 (cached)-> retrieved tsort.2.2.0 (cached)-> retrieved topkg.1.1.1 (cached)-> retrieved uutf.1.0.4 (cached)-> retrieved yojson.3.0.0 (cached)-> retrieved uring.2.7.0 (cached)-> retrieved dune.3.23.1, dune-configurator.3.23.1 (cached)-> installed cmdliner.2.1.1-> installed ocamlbuild.0.16.1-> installed ocamlfind.1.9.8-> installed topkg.1.1.1-> installed hmap.0.8.1-> installed uutf.1.0.4-> installed fmt.0.11.0-> installed mtime.2.1.0-> installed astring.0.8.5-> installed logs.0.10.0-> installed dune.3.23.1-> installed afl-persistent.1.4-> installed lwt-dllist.1.1.0-> installed csexp.1.5.2-> installed backoff.0.1.1-> installed camlp-streams.5.0.1-> installed cppo.1.8.0-> installed cstruct.6.2.0-> installed either.1.0.0-> installed multicore-magic.2.3.2-> installed ocaml-syntax-shims.1.0.0-> installed ocaml-version.4.1.1-> installed optint.0.3.0-> installed oseq.0.5.1-> installed psq.0.2.1-> installed re.1.14.0-> installed result.1.5-> installed stdlib-shims.0.3.0-> installed thread-table.1.0.0-> installed tsort.2.2.0-> installed yojson.3.0.0-> installed crowbar.0.2.2-> installed domain-local-timeout.1.0.1-> installed domain-local-await.1.0.1-> installed kcas.0.7.0-> installed dune-configurator.3.23.1-> installed alcotest.1.9.1-> installed bigstringaf.0.10.0-> installed iomux.0.4-> installed mdx.2.5.2-> installed containers.3.18-> installed uring.2.7.0-> installed dscheck.0.5.0Done.<><> afl-persistent.1.4 installed successfully ><><><><><><><><><><><><><><><><>=> afl-persistent is installed, but since the current OCaml compiler doesnot enable AFL instrumentation by default, most packages will not beinstrumented and fuzzing with afl-fuzz may not be effective.To globally enable AFL instrumentation, create an OCaml switch like:opam switch create 5.4.1+afl ocaml-variants.5.4.1+options ocaml-option-afl# To update the current shell environment, run: eval $(opam env)2026-05-19 19:58.09 ---> using "4ef55cf0a3d198579a43d8d077480eb779724775db91efe3f79cb23b4ed91a87" from cache/src: (copy (src .) (dst /src))2026-05-19 19:58.10 ---> saved as "2a6a2e9302b93d1bd6a8e8d6615783d2c35916d8055c0dca977042f44b5f05b2"/src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))(cd _build/default/fuzz && ./fuzz_inherit_fds.exe)inherit_fds: PASS(cd _build/default/fuzz && ./fuzz_buf_write.exe)random ops: PASS(cd _build/default/fuzz && ./fuzz_buf_read.exe)random ops: PASS(cd _build/default/lib_eio_linux/tests && ./test.exe)Testing `eio_linux'.This run has ID `PPPO9WUD'.[OK] io 0 copy.[OK] io 1 direct_copy.[OK] io 2 poll_add.[OK] io 3 poll_add_busy.[OK] io 4 iovec.[OK] io 5 no_sqe.[OK] io 6 read_exact.[OK] io 7 expose_backend.[OK] io 8 statx.[OK] io 9 signal_race.[OK] io 10 alloc-fixed-or-wait.Full test results in `/src/_build/default/lib_eio_linux/tests/_build/_tests/eio_linux'.Test Successful in 0.006s. 11 tests run.2026-05-19 19:58.15 ---> saved as "c021cb20e6e84a1a162a2cb9912ed5dc924aeab712d2f0684409a0af35475930"Job succeeded2026-05-19 19:58.15: Job succeeded