2026-05-13 18:38.13: New job: test ocaml-multicore/eio https://github.com/ocaml-multicore/eio.git#refs/pull/839/head (0a69373e9b351350f7c993eae1d47a33d802278d) (linux-x86_64:debian-13-5.3_opam-2.5) Base: ocaml/opam:debian-13-ocaml-5.3@sha256:18fc61a827f164f3658be6c50e2fdf530e18fda020b37a1cc46ae11c61ae2f34 Opam project build To reproduce locally: git clone --recursive "https://github.com/ocaml-multicore/eio.git" && cd "eio" && git fetch origin "refs/pull/839/head" && git reset --hard 0a69373e cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:debian-13-ocaml-5.3@sha256:18fc61a827f164f3658be6c50e2fdf530e18fda020b37a1cc46ae11c61ae2f34 # debian-13-5.3_opam-2.5 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" WORKDIR /src RUN sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam RUN cd ~/opam-repository && (git cat-file -e a4f153d7481c469b20f3b1064338d6a21abcb832 || git fetch origin master) && git reset -q --hard a4f153d7481c469b20f3b1064338d6a21abcb832 && git log --no-decorate -n1 --oneline RUN opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version WORKDIR /src RUN sudo chown opam /src RUN 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-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.3.23.0 dune-configurator.3.23.0 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.5.3.0 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.4.1.1 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 $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 2026-05-13 18:38.13: Using cache hint "ocaml-multicore/eio-ocaml/opam:debian-13-ocaml-5.3@sha256:18fc61a827f164f3658be6c50e2fdf530e18fda020b37a1cc46ae11c61ae2f34-debian-13-5.3_opam-2.5-cfe423911c325ed5ee965291cfff0f55" 2026-05-13 18:38.13: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-5.3@sha256:18fc61a827f164f3658be6c50e2fdf530e18fda020b37a1cc46ae11c61ae2f34) (comment debian-13-5.3_opam-2.5) (user (uid 1000) (gid 1000)) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (workdir /src) (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 a4f153d7481c469b20f3b1064338d6a21abcb832 || git fetch origin master) && git reset -q --hard a4f153d7481c469b20f3b1064338d6a21abcb832 && 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.3.23.0 dune-configurator.3.23.0 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.5.3.0 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.4.1.1 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")) ) 2026-05-13 18:38.13: Waiting for resource in pool OCluster 2026-05-13 18:38.13: Waiting for worker… 2026-05-13 18:38.13: Got resource from pool OCluster Building on doris.caelum.ci.dev HEAD is now at 1e5d998 Merge pull request #832 from m-click/simplify-custom-env-type HEAD is now at 0a69373 Update for new Uring.Res API (from ocaml/opam:debian-13-ocaml-5.3@sha256:18fc61a827f164f3658be6c50e2fdf530e18fda020b37a1cc46ae11c61ae2f34) Unable to find image 'ocaml/opam:debian-13-ocaml-5.3@sha256:18fc61a827f164f3658be6c50e2fdf530e18fda020b37a1cc46ae11c61ae2f34' locally docker.io/ocaml/opam@sha256:18fc61a827f164f3658be6c50e2fdf530e18fda020b37a1cc46ae11c61ae2f34: Pulling from ocaml/opam 307f8152a55e: Pulling fs layer 53d481666795: Pulling fs layer 4ee22a5df705: Pulling fs layer ae88ba2e7c99: Pulling fs layer 466fcae906a3: Pulling fs layer 024abae8c1ed: Pulling fs layer d582ebdec32b: Pulling fs layer aa12715098f1: Pulling fs layer 62299cb9f759: Pulling fs layer a25072680c61: Pulling fs layer 43b56dd9ccf7: Pulling fs layer 244d3fc9f983: Pulling fs layer c4fb47424a8f: Pulling fs layer ae88ba2e7c99: Waiting cf6798d648a4: Pulling fs layer 466fcae906a3: Waiting 279a991ac05e: Pulling fs layer cf66fc12d100: Pulling fs layer d39d0e8ae83c: Pulling fs layer 4b54e9cd8568: Pulling fs layer f65d25bce8ea: Pulling fs layer 7d77baca5957: Pulling fs layer 4f4fb700ef54: Pulling fs layer a99a940ecfac: Pulling fs layer f5264679c08b: Pulling fs layer f2b70106109c: Pulling fs layer b37088730bad: Pulling fs layer cbd33ffade5f: Pulling fs layer f1cf9ab18ca0: Pulling fs layer 87f3d72372a4: Pulling fs layer 25d15f09ece2: Pulling fs layer 024abae8c1ed: Waiting 6304df60357e: Pulling fs layer d582ebdec32b: Waiting 34a8ea3e9b48: Pulling fs layer aa12715098f1: Waiting 62299cb9f759: Waiting a0636f21098e: Pulling fs layer 9511add15c87: Pulling fs layer a25072680c61: Waiting cf6798d648a4: Waiting 43b56dd9ccf7: Waiting 279a991ac05e: Waiting 963ec00065e9: Pulling fs layer cf66fc12d100: Waiting 3a098b8178a5: Pulling fs layer 244d3fc9f983: Waiting c4fb47424a8f: Waiting ca1c1d43252a: Pulling fs layer 4f4fb700ef54: Waiting ca50eb78767c: Pulling fs layer d39d0e8ae83c: Waiting a99a940ecfac: Waiting f5264679c08b: Waiting 85fc1e77225e: Pulling fs layer b37088730bad: Waiting f2b70106109c: Waiting 4b54e9cd8568: Waiting 088f7de253ad: Pulling fs layer 7d77baca5957: Waiting f6bd7b61eef6: Pulling fs layer cbd33ffade5f: Waiting f65d25bce8ea: Waiting a0636f21098e: Waiting 96622cbe6c3b: Pulling fs layer f1cf9ab18ca0: Waiting 8948630d29de: Pulling fs layer ca1c1d43252a: Waiting 87f3d72372a4: Waiting 9511add15c87: Waiting 25d15f09ece2: Waiting e21531ca0a2b: Pulling fs layer ca50eb78767c: Waiting 963ec00065e9: Waiting 6304df60357e: Waiting f0c94abb2af1: Pulling fs layer 85fc1e77225e: Waiting 34a8ea3e9b48: Waiting 05da535a6532: Pulling fs layer 3a098b8178a5: Waiting 088f7de253ad: Waiting 96622cbe6c3b: Waiting c4ca4218b9bd: Pulling fs layer e21531ca0a2b: Waiting 8948630d29de: Waiting f0c94abb2af1: Waiting c4ca4218b9bd: Waiting f6bd7b61eef6: Waiting 4ee22a5df705: Download complete 53d481666795: Download complete 466fcae906a3: Verifying Checksum 466fcae906a3: Download complete 307f8152a55e: Verifying Checksum 307f8152a55e: Download complete ae88ba2e7c99: Verifying Checksum ae88ba2e7c99: Download complete d582ebdec32b: Verifying Checksum 62299cb9f759: Verifying Checksum 62299cb9f759: Download complete aa12715098f1: Verifying Checksum aa12715098f1: Download complete a25072680c61: Verifying Checksum a25072680c61: Download complete 307f8152a55e: Pull complete 53d481666795: Pull complete 4ee22a5df705: Pull complete 43b56dd9ccf7: Verifying Checksum 43b56dd9ccf7: Download complete 244d3fc9f983: Verifying Checksum 244d3fc9f983: Download complete ae88ba2e7c99: Pull complete 466fcae906a3: Pull complete c4fb47424a8f: Verifying Checksum c4fb47424a8f: Download complete cf6798d648a4: Verifying Checksum cf6798d648a4: Download complete 024abae8c1ed: Verifying Checksum 024abae8c1ed: Download complete 279a991ac05e: Verifying Checksum 279a991ac05e: Download complete cf66fc12d100: Verifying Checksum cf66fc12d100: Download complete d39d0e8ae83c: Download complete 4b54e9cd8568: Verifying Checksum 4b54e9cd8568: Download complete f65d25bce8ea: Download complete 7d77baca5957: Download complete 4f4fb700ef54: Verifying Checksum 4f4fb700ef54: Download complete a99a940ecfac: Verifying Checksum a99a940ecfac: Download complete f5264679c08b: Verifying Checksum f5264679c08b: Download complete f2b70106109c: Download complete b37088730bad: Verifying Checksum b37088730bad: Download complete cbd33ffade5f: Verifying Checksum cbd33ffade5f: Download complete f1cf9ab18ca0: Verifying Checksum f1cf9ab18ca0: Download complete 25d15f09ece2: Download complete 6304df60357e: Download complete 34a8ea3e9b48: Verifying Checksum 34a8ea3e9b48: Download complete a0636f21098e: Verifying Checksum a0636f21098e: Download complete 9511add15c87: Verifying Checksum 9511add15c87: Download complete 3a098b8178a5: Download complete ca50eb78767c: Download complete 85fc1e77225e: Verifying Checksum 85fc1e77225e: Download complete 088f7de253ad: Download complete f6bd7b61eef6: Download complete 96622cbe6c3b: Verifying Checksum 96622cbe6c3b: Download complete 8948630d29de: Verifying Checksum 8948630d29de: Download complete ca1c1d43252a: Verifying Checksum ca1c1d43252a: Download complete 963ec00065e9: Verifying Checksum 963ec00065e9: Download complete f0c94abb2af1: Verifying Checksum f0c94abb2af1: Download complete 05da535a6532: Download complete c4ca4218b9bd: Verifying Checksum c4ca4218b9bd: Download complete e21531ca0a2b: Verifying Checksum e21531ca0a2b: Download complete 024abae8c1ed: Pull complete d582ebdec32b: Pull complete aa12715098f1: Pull complete 62299cb9f759: Pull complete a25072680c61: Pull complete 43b56dd9ccf7: Pull complete 244d3fc9f983: Pull complete c4fb47424a8f: Pull complete cf6798d648a4: Pull complete 279a991ac05e: Pull complete cf66fc12d100: Pull complete d39d0e8ae83c: Pull complete 4b54e9cd8568: Pull complete f65d25bce8ea: Pull complete 7d77baca5957: Pull complete 4f4fb700ef54: Pull complete a99a940ecfac: Pull complete f5264679c08b: Pull complete f2b70106109c: Pull complete b37088730bad: Pull complete cbd33ffade5f: Pull complete f1cf9ab18ca0: Pull complete 87f3d72372a4: Pull complete 25d15f09ece2: Pull complete 6304df60357e: Pull complete 34a8ea3e9b48: Pull complete a0636f21098e: Pull complete 9511add15c87: Pull complete 963ec00065e9: Pull complete 3a098b8178a5: Pull complete ca1c1d43252a: Pull complete ca50eb78767c: Pull complete 85fc1e77225e: Pull complete 088f7de253ad: Pull complete f6bd7b61eef6: Pull complete 96622cbe6c3b: Pull complete 8948630d29de: Pull complete e21531ca0a2b: Pull complete f0c94abb2af1: Pull complete 05da535a6532: Pull complete c4ca4218b9bd: Pull complete Digest: sha256:18fc61a827f164f3658be6c50e2fdf530e18fda020b37a1cc46ae11c61ae2f34 Status: Downloaded newer image for ocaml/opam@sha256:18fc61a827f164f3658be6c50e2fdf530e18fda020b37a1cc46ae11c61ae2f34 2026-05-13 18:38.14 ---> using "71d67f8159bfda68aedc8e453e4c631ea37ef85beaa558f319563ad5c19227e6" from cache /: (comment debian-13-5.3_opam-2.5) /: (user (uid 1000) (gid 1000)) /: (env CLICOLOR_FORCE 1) /: (env OPAMCOLOR always) /: (workdir /src) /src: (run (shell "sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam")) 2026-05-13 18:38.14 ---> using "60d63b1fc4979f9ed559c1343640b23b5a89dc65b804d26effbfb5bdbc2190d1" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e a4f153d7481c469b20f3b1064338d6a21abcb832 || git fetch origin master) && git reset -q --hard a4f153d7481c469b20f3b1064338d6a21abcb832 && git log --no-decorate -n1 --oneline")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD fc08333d1b..ba03103280 master -> origin/master a4f153d748 Merge pull request #29889 from mtelvers/opam-publish-ocaml-version.4.1.1 2026-05-13 18:38.14 ---> using "d13f89c78fe8a8e5bb30794db16494005dc5d32847806bfe318da0f426ceff68" 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. [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 --global Continue? [Y/n] y Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///home/opam/opam-repository 2026-05-13 18:38.14 ---> using "f61ee5f8f2512e5426cf8c7ff043da6ccddf2b0745bac151e2eedc95313d0384" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-111-generic The OCaml toplevel, version 5.3.0 2.5.1 2026-05-13 18:38.14 ---> using "7498ef055a1b1eccba62ef1e2ba1fe7b1ce55a1bea6068e137658573d239d625" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-05-13 18:38.14 ---> using "debf48f9e60a2c7ca52948bb317f572ad7ce6517620cdcf6eddb231dd7cd5e97" 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-repository Everything as up-to-date as possible (run with --verbose to show unavailable upgrades). The following packages are not being upgraded because the new versions conflict with other installed packages: - ocaml.5.5.0 - ocaml-compiler.5.4.1 However, 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) 2026-05-13 18:38.14 ---> using "a0b4b8ff86a1369c20e86aac753fb613111f1c7d0ca2776856c6dab241d25736" from cache /src: (copy (src eio_windows.opam eio_posix.opam eio_main.opam eio_linux.opam eio.opam) (dst ./)) 2026-05-13 18:38.14 ---> using "a859950fe125a8000fdbd459a7b324b8d37650462b8bdf45310d1f6b8af176eb" 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) 2026-05-13 18:38.14 ---> using "fa918852a988b64f91aca8b962fad15f8457e6b321d0ca046520dcb99ea12d56" from cache /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-05-13 18:38.14 ---> using "303a685fb3858abecfc16a1d99e3080cb9753ae7530a7b4dbaa794ad91a2e995" 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.3.23.0 dune-configurator.3.23.0 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.5.3.0 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.4.1.1 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/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 amd64 Packages [160 kB] - Fetched 251 kB in 0s (2339 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). # To update the current shell environment, run: eval $(opam env) 2026-05-13 18:38.14 ---> using "47524ff0a2a9f4614bc4dcb191f0cc726ad05bad72b864d2d820f0640bac7a6e" 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 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 3.23.0 - install dune-configurator 3.23.0 - 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 cppo.1.8.0 (cached) -> retrieved cmdliner.2.1.1 (cached) -> retrieved crowbar.0.2.2 (cached) -> retrieved csexp.1.5.2 (cached) -> retrieved domain-local-await.1.0.1 (cached) -> retrieved containers.3.18 (cached) -> retrieved cstruct.6.2.0 (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 mdx.2.5.2 (cached) -> retrieved ocaml-syntax-shims.1.0.0 (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.3.23.0, dune-configurator.3.23.0 (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.3.23.0 -> installed csexp.1.5.2 -> installed backoff.0.1.1 -> installed camlp-streams.5.0.1 -> installed cstruct.6.2.0 -> installed either.1.0.0 -> installed lwt-dllist.1.1.0 -> installed multicore-magic.2.3.2 -> installed ocaml-version.4.1.1 -> installed ocaml-syntax-shims.1.0.0 -> installed optint.0.3.0 -> installed oseq.0.5.1 -> 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 cppo.1.8.0 -> installed afl-persistent.1.4 -> installed re.1.14.0 -> installed yojson.3.0.0 -> installed domain-local-await.1.0.1 -> installed domain-local-timeout.1.0.1 -> installed crowbar.0.2.2 -> installed kcas.0.7.0 -> installed dune-configurator.3.23.0 -> 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.0.5.0 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) 2026-05-13 18:38.14 ---> using "6a95cd24989498ba9f449c4ee90d98e4bfd9f66c63f14269bd74629b1782d839" from cache /src: (copy (src .) (dst /src)) 2026-05-13 18:38.15 ---> saved as "c51baed30e102777c7329c99ba7ef8d8d9c2b5545f660b0f21954a618c6bd9cc" /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 `D3UNJ1KM'. [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 0.007s. 11 tests run. 2026-05-13 18:38.20 ---> saved as "b3be875cbe8d015bfdfd7adb52ea5fa75e84e929db4fc5fcdc211c8c32a971bc" Job succeeded 2026-05-13 18:38.20: Job succeeded