2026-06-09 09:12.31: New job: test ocaml-multicore/eio https://github.com/ocaml-multicore/eio.git#refs/heads/main (bd0ad09655affb1f459db81a16f8a4d640b7cb41) (linux-x86_64:ubuntu-25.10-5.4_opam-2.5)Base: ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:9cd6cebf93cdb85b803e2a9b3543614af6b78638dc9c3371d2a8d59f61193a08Opam project buildTo reproduce locally:git clone --recursive "https://github.com/ocaml-multicore/eio.git" -b "main" && cd "eio" && git reset --hard bd0ad096cat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:9cd6cebf93cdb85b803e2a9b3543614af6b78638dc9c3371d2a8d59f61193a08# ubuntu-25.10-5.4_opam-2.5USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"WORKDIR /srcRUN sudo ln -f /usr/bin/opam-2.5 /usr/bin/opamRUN cd ~/opam-repository && (git cat-file -e c98b21e24c088665ccae4c3b53eadadd3b755b15 || git fetch origin master) && git reset -q --hard c98b21e24c088665ccae4c3b53eadadd3b755b15 && 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 lintcstubs-arity.0.5.2 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.2.14.0 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-BLOCK2026-06-09 09:12.31: Using cache hint "ocaml-multicore/eio-ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:9cd6cebf93cdb85b803e2a9b3543614af6b78638dc9c3371d2a8d59f61193a08-ubuntu-25.10-5.4_opam-2.5-12c456a1f67161cdda644e9d789b7618"2026-06-09 09:12.31: Using OBuilder spec:((from ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:9cd6cebf93cdb85b803e2a9b3543614af6b78638dc9c3371d2a8d59f61193a08)(comment ubuntu-25.10-5.4_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 c98b21e24c088665ccae4c3b53eadadd3b755b15 || git fetch origin master) && git reset -q --hard c98b21e24c088665ccae4c3b53eadadd3b755b15 && 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 lintcstubs-arity.0.5.2 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.2.14.0 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")))2026-06-09 09:12.31: Waiting for resource in pool OCluster2026-06-09 09:12.31: Waiting for worker…2026-06-09 09:12.40: Got resource from pool OClusterBuilding on bremusa.ocamllabs.iohint: Using 'master' as the name for the initial branch. This default branch namehint: will change to "main" in Git 3.0. To configure the initial branch namehint: to use in all of your new repositories, which will suppress this warning,hint: call:hint:hint: git config --global init.defaultBranch <name>hint:hint: Names commonly chosen instead of 'master' are 'main', 'trunk' andhint: 'development'. The just-created branch can be renamed via this command:hint:hint: git branch -m <name>hint:hint: Disable this message with "git config set advice.defaultBranchName false"Initialised empty Git repository in /var/cache/obuilder/ocluster/git/eio.git-2ac56b2ed1de05e0591ad64f831b4a4fd3ce42f2/.git/HEAD is now at bd0ad09 Merge pull request #849 from talex5/simplify-rw(from ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:9cd6cebf93cdb85b803e2a9b3543614af6b78638dc9c3371d2a8d59f61193a08)Unable to find image 'ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:9cd6cebf93cdb85b803e2a9b3543614af6b78638dc9c3371d2a8d59f61193a08' locallydocker.io/ocaml/opam@sha256:9cd6cebf93cdb85b803e2a9b3543614af6b78638dc9c3371d2a8d59f61193a08: Pulling from ocaml/opam16c195d4c5e9: Already exists5d5ae59f12bf: Pulling fs layer2a1bdaff57b1: Pulling fs layer5d5ae59f12bf: Waiting4f0da68efc03: Pulling fs layer2a1bdaff57b1: Waitingddae77db6783: Pulling fs layer4f0da68efc03: Waitingfdb5e27abf0f: Pulling fs layerddae77db6783: Waiting93a3171e4fee: Pulling fs layerfdb5e27abf0f: Waitingdbf7af4bbc5e: Pulling fs layer93a3171e4fee: Waiting5f7df1a633be: Pulling fs layerdbf7af4bbc5e: Waiting91c5054ad467: Pulling fs layer5f7df1a633be: Waitingf85e33539fc1: Pulling fs layer60715424f1f3: Pulling fs layer91c5054ad467: Waiting3d928beeeddb: Pulling fs layerf85e33539fc1: Waiting60715424f1f3: Waitingad721eb63d8e: Pulling fs layer3d928beeeddb: Waiting6423a1c6a219: Pulling fs layerad721eb63d8e: Waiting5b5461462268: Pulling fs layer6423a1c6a219: Waitingd0115271718d: Pulling fs layer5b5461462268: Waitingd0115271718d: Waiting9fd788776761: Pulling fs layeree0541408fb9: Pulling fs layer9fd788776761: Waiting3710803c65d7: Pulling fs layeree0541408fb9: Waitingce2c52193d43: Pulling fs layer3710803c65d7: Waiting4f4fb700ef54: Pulling fs layerce2c52193d43: Waitinga2f980d0b98b: Pulling fs layer4f4fb700ef54: Waiting410070a2f222: Pulling fs layera2f980d0b98b: Waitingd3816a848673: Pulling fs layer410070a2f222: Waiting7c855ca71d74: Pulling fs layerd3816a848673: Waiting1528501eaf16: Pulling fs layer7c855ca71d74: Waiting23228c2200ea: Pulling fs layer1528501eaf16: Waiting54f128346b20: Pulling fs layer23228c2200ea: Waiting76cf7939a21f: Pulling fs layer54f128346b20: Waitingebfcf91f683f: Pulling fs layer76cf7939a21f: Waitingaba3e293a4a1: Pulling fs layerebfcf91f683f: Waiting5f6c0c42c902: Pulling fs layeraba3e293a4a1: Waiting266bc6609d9e: Pulling fs layer5f6c0c42c902: Waiting3a04eeb47cdb: Pulling fs layer266bc6609d9e: Waiting87a3a470063e: Pulling fs layer3a04eeb47cdb: Waiting980e2f0cf672: Pulling fs layer87a3a470063e: Waitingb223ec12931a: Pulling fs layer980e2f0cf672: Waitingb223ec12931a: Waitinga87b49f12125: Pulling fs layerf8c6176a5b8d: Pulling fs layera87b49f12125: Waiting058bd90780df: Pulling fs layerf8c6176a5b8d: Waiting4052b20ca083: Pulling fs layer058bd90780df: Waiting39d4d6fb10ee: Pulling fs layer4052b20ca083: Waiting96d35981e827: Pulling fs layer39d4d6fb10ee: Waiting2402443c1e53: Pulling fs layer96d35981e827: Waiting3cfd602cfb02: Pulling fs layer2402443c1e53: Waiting3cfd602cfb02: Waiting5d5ae59f12bf: Verifying Checksum5d5ae59f12bf: Download complete2a1bdaff57b1: Verifying Checksum2a1bdaff57b1: Download complete5d5ae59f12bf: Pull complete2a1bdaff57b1: Pull complete4f0da68efc03: Verifying Checksum4f0da68efc03: Download complete4f0da68efc03: Pull completeddae77db6783: Verifying Checksumddae77db6783: Download completeddae77db6783: Pull completefdb5e27abf0f: Verifying Checksumfdb5e27abf0f: Download complete93a3171e4fee: Verifying Checksum93a3171e4fee: Download completedbf7af4bbc5e: Verifying Checksumdbf7af4bbc5e: Download complete5f7df1a633be: Verifying Checksum5f7df1a633be: Download complete91c5054ad467: Download completef85e33539fc1: Verifying Checksumf85e33539fc1: Download complete60715424f1f3: Verifying Checksum60715424f1f3: Download complete3d928beeeddb: Verifying Checksum3d928beeeddb: Download completead721eb63d8e: Verifying Checksumad721eb63d8e: Download complete6423a1c6a219: Download complete5b5461462268: Verifying Checksum5b5461462268: Download completed0115271718d: Verifying Checksumd0115271718d: Download complete9fd788776761: Verifying Checksum9fd788776761: Download completeee0541408fb9: Download complete3710803c65d7: Verifying Checksum3710803c65d7: Download completece2c52193d43: Download complete4f4fb700ef54: Download completefdb5e27abf0f: Pull complete93a3171e4fee: Pull completedbf7af4bbc5e: Pull complete410070a2f222: Verifying Checksum410070a2f222: Download complete5f7df1a633be: Pull completed3816a848673: Verifying Checksumd3816a848673: Download complete91c5054ad467: Pull complete7c855ca71d74: Verifying Checksum7c855ca71d74: Download completef85e33539fc1: Pull complete60715424f1f3: Pull complete3d928beeeddb: Pull complete1528501eaf16: Download completead721eb63d8e: Pull complete6423a1c6a219: Pull complete5b5461462268: Pull completed0115271718d: Pull complete23228c2200ea: Verifying Checksum23228c2200ea: Download complete54f128346b20: Download complete76cf7939a21f: Verifying Checksumebfcf91f683f: Verifying Checksumebfcf91f683f: Download complete5f6c0c42c902: Verifying Checksum5f6c0c42c902: Download complete266bc6609d9e: Verifying Checksum266bc6609d9e: Download complete3a04eeb47cdb: Verifying Checksum3a04eeb47cdb: Download complete87a3a470063e: Verifying Checksum87a3a470063e: Download complete980e2f0cf672: Verifying Checksum980e2f0cf672: Download completeb223ec12931a: Verifying Checksuma87b49f12125: Verifying Checksuma87b49f12125: Download complete9fd788776761: Pull completeee0541408fb9: Pull complete3710803c65d7: Pull completece2c52193d43: Pull complete4f4fb700ef54: Pull completea2f980d0b98b: Pull complete410070a2f222: Pull completed3816a848673: Pull complete7c855ca71d74: Pull complete1528501eaf16: Pull complete23228c2200ea: Pull complete54f128346b20: Pull complete76cf7939a21f: Pull completeebfcf91f683f: Pull completeaba3e293a4a1: Pull complete5f6c0c42c902: Pull complete266bc6609d9e: Pull completef8c6176a5b8d: Verifying Checksumf8c6176a5b8d: Download complete058bd90780df: Verifying Checksum058bd90780df: Download complete4052b20ca083: Verifying Checksum4052b20ca083: Download complete39d4d6fb10ee: Verifying Checksum39d4d6fb10ee: Download complete96d35981e827: Verifying Checksum96d35981e827: Download complete2402443c1e53: Verifying Checksum2402443c1e53: Download complete3cfd602cfb02: Verifying Checksum3cfd602cfb02: Download complete3a04eeb47cdb: Pull complete87a3a470063e: Pull complete980e2f0cf672: Pull completeb223ec12931a: Pull completea87b49f12125: Pull completef8c6176a5b8d: Pull complete058bd90780df: Pull complete4052b20ca083: Pull complete39d4d6fb10ee: Pull complete96d35981e827: Pull complete2402443c1e53: Pull complete3cfd602cfb02: Pull completeDigest: sha256:9cd6cebf93cdb85b803e2a9b3543614af6b78638dc9c3371d2a8d59f61193a08Status: Downloaded newer image for ocaml/opam@sha256:9cd6cebf93cdb85b803e2a9b3543614af6b78638dc9c3371d2a8d59f61193a082026-06-09 09:12.42 ---> using "3b4cdc02ed2fccff801b3913fdf03d4b91cc199042c7110c0e4d02910df715e6" from cache/: (comment ubuntu-25.10-5.4_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"))2026-06-09 09:12.42 ---> using "62a6da5ab515c1c6ae1a14f459346643496198f225adc8b1ba33c6976c900576" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e c98b21e24c088665ccae4c3b53eadadd3b755b15 || git fetch origin master) && git reset -q --hard c98b21e24c088665ccae4c3b53eadadd3b755b15 && git log --no-decorate -n1 --oneline"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEADd6a960ed95..b860455781 master -> origin/masterc98b21e24c Merge pull request #29993 from shonfeder/conditional-mdx-tests2026-06-09 09:12.48 ---> saved as "72d1769bba8bbecffc90c555e7f64e3ec6a75bf8011a9faa76f0f2c1617cb9c2"/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-repository2026-06-09 09:13.00 ---> saved as "9f2eb8a77995466a03182d65e7d510fc6db436a93538d223c7660efc8ebea526"/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 7.0.0-22-genericThe OCaml toplevel, version 5.4.12.5.12026-06-09 09:13.01 ---> saved as "cde11dea127119c24e5277a4a4bbb9f55fc83e2273ba55e4e766e7791eaa6893"/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-06-09 09:13.01 ---> saved as "5f828cb6512fb23f551037471fb52fdd300f2da7849781d1ef821329c7ee5b9c"/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.5.5.0- ocaml-compiler.5.4.1+lrgrep-- ocaml-base-compiler.5.4.1 is installed and requires ocaml-compiler = 5.4.1However, 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)2026-06-09 09:13.10 ---> saved as "c4b4490cb4465ae4e27ea803a1b6150ae6e44cfb30df42a3c95e7fb5aae8d5b0"/src: (copy (src eio_windows.opam eio_posix.opam eio_main.opam eio_linux.opam eio.opam)(dst ./))2026-06-09 09:13.10 ---> saved as "ffdbbe27bcc01781e9fc42571b6ddf64d5fe9c844ea68aa4d7635fa03d0ff4ae"/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)2026-06-09 09:13.19 ---> saved as "60b22087f0d23bfb035340c3a9f4deaf30fc5cabb21620122b3fd26347250a27"/src: (run (shell "echo '(lang dune 3.0)' > './dune-project'"))2026-06-09 09:13.19 ---> saved as "db55e500feeecd63f93bae7042579c44dec433de1c54f8754cd148ea0fd53d0b"/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 lintcstubs-arity.0.5.2 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.2.14.0 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"- Get:1 http://security.ubuntu.com/ubuntu questing-security InRelease [137 kB]- Hit:2 http://archive.ubuntu.com/ubuntu questing InRelease- Get:3 http://security.ubuntu.com/ubuntu questing-security/restricted amd64 Packages [330 kB]- Get:4 http://security.ubuntu.com/ubuntu questing-security/main amd64 Packages [488 kB]- Get:5 http://security.ubuntu.com/ubuntu questing-security/universe amd64 Packages [352 kB]- Get:6 http://archive.ubuntu.com/ubuntu questing-updates InRelease [138 kB]- Get:7 http://archive.ubuntu.com/ubuntu questing-backports InRelease [134 kB]- Get:8 http://archive.ubuntu.com/ubuntu questing-updates/restricted amd64 Packages [353 kB]- Get:9 http://archive.ubuntu.com/ubuntu questing-updates/main amd64 Packages [572 kB]- Get:10 http://archive.ubuntu.com/ubuntu questing-updates/universe amd64 Packages [421 kB]- Fetched 2926 kB in 1s (3202 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 5.4.1).[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)2026-06-09 09:13.31 ---> saved as "15561a965272a012aa932e646bb13644202f644b66c1f6b62fedf9da5729ada7"/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 46 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 lintcstubs-arity 0.5.2- 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 2.14.0- 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 bigstringaf.0.10.0 (cached)-> retrieved camlp-streams.5.0.1 (cached)-> retrieved backoff.0.1.1 (https://opam.ocaml.org/cache)-> 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 cstruct.6.2.0 (cached)-> retrieved domain-local-timeout.1.0.1 (https://opam.ocaml.org/cache)-> retrieved dscheck.0.5.0 (https://opam.ocaml.org/cache)-> retrieved either.1.0.0 (cached)-> retrieved fmt.0.11.0 (cached)-> retrieved hmap.0.8.1 (cached)-> retrieved iomux.0.4 (cached)-> retrieved containers.3.18 (https://opam.ocaml.org/cache)-> retrieved kcas.0.7.0 (https://opam.ocaml.org/cache)-> retrieved logs.0.10.0 (cached)-> retrieved lwt-dllist.1.1.0 (cached)-> retrieved mdx.2.5.2 (cached)-> retrieved lintcstubs-arity.0.5.2 (https://opam.ocaml.org/cache)-> retrieved mtime.2.1.0 (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 multicore-magic.2.3.2 (https://opam.ocaml.org/cache)-> retrieved optint.0.3.0 (cached)-> retrieved psq.0.2.1 (cached)-> retrieved re.1.14.0 (cached)-> retrieved result.1.5 (cached)-> retrieved seq.base (cached)-> installed seq.base-> retrieved stdlib-shims.0.3.0 (cached)-> retrieved thread-table.1.0.0 (cached)-> retrieved oseq.0.5.1 (https://opam.ocaml.org/cache)-> retrieved topkg.1.1.1 (cached)-> retrieved tsort.2.2.0 (https://opam.ocaml.org/cache)-> retrieved uutf.1.0.4 (cached)-> retrieved dune.3.23.1, dune-configurator.3.23.1 (cached)-> retrieved uring.2.14.0 (cached)-> retrieved yojson.3.0.0 (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.3.23.1-> installed lwt-dllist.1.1.0-> installed either.1.0.0-> installed csexp.1.5.2-> installed backoff.0.1.1-> installed camlp-streams.5.0.1-> installed cstruct.6.2.0-> 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 lintcstubs-arity.0.5.2-> installed cppo.1.8.0-> installed result.1.5-> installed stdlib-shims.0.3.0-> installed thread-table.1.0.0-> installed tsort.2.2.0-> installed re.1.14.0-> installed afl-persistent.1.4-> installed domain-local-timeout.1.0.1-> installed domain-local-await.1.0.1-> installed yojson.3.0.0-> installed crowbar.0.2.2-> 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 dscheck.0.5.0-> installed uring.2.14.0Done.<><> 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)2026-06-09 09:14.45 ---> saved as "4cd4ccbb6e578bdc54be8034d59237d84374d8bbb93d60501583dd88c317acd6"/src: (copy (src .) (dst /src))2026-06-09 09:14.46 ---> saved as "7ad0e681f2d875157a7e65bd96d0bc487b77f976c7eaf5c720267370737a85db"/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(cd _build/default/lib_eio_linux/tests && ./test.exe)Testing `eio_linux'.This run has ID `563CYXU4'.[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 0.061s. 11 tests run.2026-06-09 09:15.51 ---> saved as "bc543026fe5c6ff3dcd7a1e2917b0d77195a89ce42261bb96950c90efe6396fb"Job succeeded2026-06-09 09:15.51: Job succeeded