2026-01-09 22:37.22: New job: test ocaml-multicore/eio https://github.com/ocaml-multicore/eio.git#refs/pull/827/head (026dd74692e383660882534fc2889d8fa376c886) (linux-x86_64:debian-12-5.4_opam-2.5)Base: ocaml/opam:debian-12-ocaml-5.4@sha256:bd8d663a0c66570edf0ca5c57e4577998662299f20d3c4cc8a83c1863670a8eaOpam project buildTo reproduce locally:git clone --recursive "https://github.com/ocaml-multicore/eio.git" && cd "eio" && git fetch origin "refs/pull/827/head" && git reset --hard 026dd746cat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:debian-12-ocaml-5.4@sha256:bd8d663a0c66570edf0ca5c57e4577998662299f20d3c4cc8a83c1863670a8ea# debian-12-5.4_opam-2.5USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"WORKDIR /srcRUN sudo ln -f /usr/bin/opam-2.5 /usr/bin/opamRUN opam init --reinit -niRUN uname -rs && opam exec -- ocaml -version && opam --versionWORKDIR /srcRUN sudo chown opam /srcRUN cd ~/opam-repository && (git cat-file -e c65fcb116531ae66ad3316b265e233443ef25044 || git fetch origin master) && git reset -q --hard c65fcb116531ae66ad3316b265e233443ef25044 && git log --no-decorate -n1 --oneline && 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.2.1.0 conf-bash.1 containers.3.16 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.3.20.2 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.0.10.0 lwt-dllist.1.1.0 mdx.2.5.1 mtime.2.1.0 multicore-magic.2.3.1 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 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 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-BLOCK2026-01-09 22:37.22: Using cache hint "ocaml-multicore/eio-ocaml/opam:debian-12-ocaml-5.4@sha256:bd8d663a0c66570edf0ca5c57e4577998662299f20d3c4cc8a83c1863670a8ea-debian-12-5.4_opam-2.5-1f8e03ca2dbbed28623ac9654a050b14"2026-01-09 22:37.22: Using OBuilder spec:((from ocaml/opam:debian-12-ocaml-5.4@sha256:bd8d663a0c66570edf0ca5c57e4577998662299f20d3c4cc8a83c1863670a8ea)(comment debian-12-5.4_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 (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 c65fcb116531ae66ad3316b265e233443ef25044 || git fetch origin master) && git reset -q --hard c65fcb116531ae66ad3316b265e233443ef25044 && 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-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base bigstringaf.0.10.0 camlp-streams.5.0.1 cmdliner.2.1.0 conf-bash.1 containers.3.16 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.3.20.2 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.0.10.0 lwt-dllist.1.1.0 mdx.2.5.1 mtime.2.1.0 multicore-magic.2.3.1 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 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 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")))2026-01-09 22:37.22: Waiting for resource in pool OCluster2026-01-09 23:54.50: Waiting for worker…2026-01-09 23:55.54: Got resource from pool OClusterBuilding on laodoke.caelum.ci.devAll commits already cachedHEAD is now at 026dd74 Added some documentation about the downsides of this approach(from ocaml/opam:debian-12-ocaml-5.4@sha256:bd8d663a0c66570edf0ca5c57e4577998662299f20d3c4cc8a83c1863670a8ea)Unable to find image 'ocaml/opam:debian-12-ocaml-5.4@sha256:bd8d663a0c66570edf0ca5c57e4577998662299f20d3c4cc8a83c1863670a8ea' locallydocker.io/ocaml/opam@sha256:bd8d663a0c66570edf0ca5c57e4577998662299f20d3c4cc8a83c1863670a8ea: Pulling from ocaml/opam708274aafe49: Pulling fs layera73733b08b3c: Pulling fs layercb40d7f96117: Pulling fs layer708274aafe49: Waitinga73733b08b3c: Waitingee9c8c5de7e3: Pulling fs layercb40d7f96117: Waiting84e80908bda7: Pulling fs layeree9c8c5de7e3: Waiting4c5fd3b4cc24: Pulling fs layer84e80908bda7: Waitingd71c2fbac086: Pulling fs layer4c5fd3b4cc24: Waiting046cc1ae5c18: Pulling fs layerd71c2fbac086: Waitingbfa5a03ecd8a: Pulling fs layer046cc1ae5c18: Waitingbfa5a03ecd8a: Waiting40d4ddac16f1: Pulling fs layer8305889da4d2: Pulling fs layer40d4ddac16f1: Waitingde468797725a: Pulling fs layer8305889da4d2: Waiting9277301f150f: Pulling fs layerde468797725a: Waitingeddb7b12d436: Pulling fs layer9277301f150f: Waitingeddb7b12d436: Waiting64bb55638273: Pulling fs layer16803dc303e9: Pulling fs layer64bb55638273: Waitingd4fa4b836a8f: Pulling fs layer16803dc303e9: Waiting302935314db8: Pulling fs layerd4fa4b836a8f: Waiting62bb2e2d5438: Pulling fs layer302935314db8: Waiting5338516f7da9: Pulling fs layer62bb2e2d5438: Waiting95d87687bac8: Pulling fs layer5338516f7da9: Waiting0b7298464a21: Pulling fs layer95d87687bac8: Waiting4f4fb700ef54: Pulling fs layer0b7298464a21: Waiting617bed7b7101: Pulling fs layer4f4fb700ef54: Waiting95a7fa87f8c6: Pulling fs layer617bed7b7101: Waitingf5467f70543b: Pulling fs layer95a7fa87f8c6: Waitinge303ef8ff120: Pulling fs layerf5467f70543b: Waitinge303ef8ff120: Waitingbaa02a77fc62: Pulling fs layera00df1b6f1fa: Pulling fs layerbaa02a77fc62: Waiting7bada9614c67: Pulling fs layera00df1b6f1fa: Waitingba805f620b0c: Pulling fs layer7bada9614c67: Waitingd21b0b189228: Pulling fs layerba805f620b0c: Waitingf1b7c8bb0559: Pulling fs layerd21b0b189228: Waitingb520aea8cba5: Pulling fs layerf1b7c8bb0559: Waiting7706c6a8f28a: Pulling fs layerb520aea8cba5: Waiting005d6943e121: Pulling fs layer7706c6a8f28a: Waiting987a765b6ccd: Pulling fs layer0247fed0ecc3: Pulling fs layer987a765b6ccd: Waiting005d6943e121: Waitinga108db66ef49: Pulling fs layer0247fed0ecc3: Waiting546e127da965: Pulling fs layera108db66ef49: Waitingfae263707ddc: Pulling fs layeradb7f0afd48d: Pulling fs layer546e127da965: Waitingfae263707ddc: Waitingf3ddfb73d739: Pulling fs layer3ce1bf543809: Pulling fs layeradb7f0afd48d: Waitingf3ddfb73d739: Waiting7ccc9db3d390: Pulling fs layerbec8b69a90b7: Pulling fs layer3ce1bf543809: Waiting7ccc9db3d390: Waiting680e92740ec7: Pulling fs layerbec8b69a90b7: Waiting93796f4c88e8: Pulling fs layer680e92740ec7: Waiting93796f4c88e8: Waitinga73733b08b3c: Download completecb40d7f96117: Download completeee9c8c5de7e3: Verifying Checksumee9c8c5de7e3: Download complete708274aafe49: Download complete84e80908bda7: Verifying Checksum84e80908bda7: Download completed71c2fbac086: Verifying Checksumd71c2fbac086: Download complete046cc1ae5c18: Verifying Checksum046cc1ae5c18: Download completebfa5a03ecd8a: Verifying Checksumbfa5a03ecd8a: Download complete40d4ddac16f1: Verifying Checksum40d4ddac16f1: Download complete708274aafe49: Pull completea73733b08b3c: Pull completecb40d7f96117: Pull complete4c5fd3b4cc24: Verifying Checksum4c5fd3b4cc24: Download complete8305889da4d2: Verifying Checksum8305889da4d2: Download completede468797725a: Verifying Checksumde468797725a: Download completeeddb7b12d436: Verifying Checksumeddb7b12d436: Download complete64bb55638273: Verifying Checksum64bb55638273: Download completeee9c8c5de7e3: Pull complete9277301f150f: Verifying Checksum9277301f150f: Download complete16803dc303e9: Download completed4fa4b836a8f: Verifying Checksumd4fa4b836a8f: Download complete84e80908bda7: Pull complete302935314db8: Verifying Checksum302935314db8: Download complete62bb2e2d5438: Verifying Checksum62bb2e2d5438: Download complete5338516f7da9: Download complete95d87687bac8: Download complete0b7298464a21: Verifying Checksum0b7298464a21: Download complete4f4fb700ef54: Verifying Checksum4f4fb700ef54: Download complete617bed7b7101: Verifying Checksum617bed7b7101: Download complete95a7fa87f8c6: Verifying Checksum95a7fa87f8c6: Download completef5467f70543b: Verifying Checksumf5467f70543b: Download completebaa02a77fc62: Verifying Checksumbaa02a77fc62: Download completea00df1b6f1fa: Download completee303ef8ff120: Verifying Checksume303ef8ff120: Download completeba805f620b0c: Verifying Checksumba805f620b0c: Download completed21b0b189228: Verifying Checksumd21b0b189228: Download complete7bada9614c67: Verifying Checksum7bada9614c67: Download completeb520aea8cba5: Download complete7706c6a8f28a: Verifying Checksum7706c6a8f28a: Download completef1b7c8bb0559: Verifying Checksumf1b7c8bb0559: Download complete987a765b6ccd: Verifying Checksum987a765b6ccd: Download completea108db66ef49: Verifying Checksuma108db66ef49: Download complete546e127da965: Download completefae263707ddc: Verifying Checksumfae263707ddc: Download completeadb7f0afd48d: Verifying Checksumadb7f0afd48d: Download completef3ddfb73d739: Verifying Checksumf3ddfb73d739: Download complete005d6943e121: Verifying Checksum005d6943e121: Download complete3ce1bf543809: Verifying Checksum3ce1bf543809: Download completebec8b69a90b7: Download complete680e92740ec7: Download complete93796f4c88e8: Verifying Checksum93796f4c88e8: Download complete7ccc9db3d390: Verifying Checksum7ccc9db3d390: Download complete0247fed0ecc3: Verifying Checksum0247fed0ecc3: Download complete4c5fd3b4cc24: Pull completed71c2fbac086: Pull complete046cc1ae5c18: Pull completebfa5a03ecd8a: Pull complete40d4ddac16f1: Pull complete8305889da4d2: Pull completede468797725a: Pull complete9277301f150f: Pull completeeddb7b12d436: Pull complete64bb55638273: Pull complete16803dc303e9: Pull completed4fa4b836a8f: Pull complete302935314db8: Pull complete62bb2e2d5438: Pull complete5338516f7da9: Pull complete95d87687bac8: Pull complete0b7298464a21: Pull complete4f4fb700ef54: Pull complete617bed7b7101: Pull complete95a7fa87f8c6: Pull completef5467f70543b: Pull completee303ef8ff120: Pull completebaa02a77fc62: Pull completea00df1b6f1fa: Pull complete7bada9614c67: Pull completeba805f620b0c: Pull completed21b0b189228: Pull completef1b7c8bb0559: Pull completeb520aea8cba5: Pull complete7706c6a8f28a: Pull complete005d6943e121: Pull complete987a765b6ccd: Pull complete0247fed0ecc3: Pull completea108db66ef49: Pull complete546e127da965: Pull completefae263707ddc: Pull completeadb7f0afd48d: Pull completef3ddfb73d739: Pull complete3ce1bf543809: Pull complete7ccc9db3d390: Pull completebec8b69a90b7: Pull complete680e92740ec7: Pull complete93796f4c88e8: Pull completeDigest: sha256:bd8d663a0c66570edf0ca5c57e4577998662299f20d3c4cc8a83c1863670a8eaStatus: Downloaded newer image for ocaml/opam@sha256:bd8d663a0c66570edf0ca5c57e4577998662299f20d3c4cc8a83c1863670a8ea2026-01-09 23:58.39 ---> using "5849b108cfe0492ddf16e3dd1a95b9407cb5aae44058d2c54c8faee309371d93" from cache/: (comment debian-12-5.4_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"))2026-01-09 23:58.39 ---> using "dbcbbe215af40932f5209fb35f1fd604888323ef3187def2af69e8cbcc52dfa7" 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] yFormat upgrade done.<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>[default] Initialised2026-01-09 23:58.39 ---> using "3635172bb2bb575ad584a3ca29e8a527be1fa02aa1074a456b9e0f9532adfcc7" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 6.8.0-90-genericThe OCaml toplevel, version 5.4.02.5.02026-01-09 23:58.39 ---> using "599531b9036539e3479550840093cc8b6a38533a187fc426512e760910f85b08" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-01-09 23:58.39 ---> using "e0ef52a0ce8dd78068b8d29c20d7ade9e1b71ebdffda70cda82daa72759cd71e" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e c65fcb116531ae66ad3316b265e233443ef25044 || git fetch origin master) && git reset -q --hard c65fcb116531ae66ad3316b265e233443ef25044 && git log --no-decorate -n1 --oneline && opam update -u"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEAD3e41859015..a6b2f19780 master -> origin/masterc65fcb1165 Merge pull request #29080 from dra27/ocaml-config-urls<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///home/opam/opam-repositoryAlready up-to-date.Nothing to do.# To update the current shell environment, run: eval $(opam env)2026-01-09 23:58.39 ---> using "5f06ed817df8ee5536efa9673d134f21b7028d944b63fa941e0e1fda45215f9b" from cache/src: (copy (src eio_windows.opam eio_posix.opam eio_main.opam eio_linux.opam eio.opam)(dst ./))2026-01-09 23:58.39 ---> saved as "dcf639dbc543a3b9b193902d71082e70071f87fe1051faa795316d9d7e0b33b8"/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)2026-01-09 23:58.53 ---> saved as "f1a915b6dfab22938bc734f5c2dde997a83b59c9ecab377edec6f9deb25737dc"/src: (run (network host)(shell "echo '(lang dune 3.0)' > './dune-project'"))2026-01-09 23:58.53 ---> saved as "12a3c41b2b2005e113185b53a33486c323e88827e9c7a696be97a2c870fdb7e0"/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.2.1.0 conf-bash.1 containers.3.16 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.3.20.2 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.0.10.0 lwt-dllist.1.1.0 mdx.2.5.1 mtime.2.1.0 multicore-magic.2.3.1 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 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 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 bookworm InRelease- Get:2 http://deb.debian.org/debian bookworm-updates InRelease [55.4 kB]- Get:3 http://deb.debian.org/debian-security bookworm-security InRelease [48.0 kB]- Get:4 http://deb.debian.org/debian-security bookworm-security/main amd64 Packages [290 kB]- Fetched 393 kB in 1s (550 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 5.4.0).[NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.0).[NOTE] Package ocaml is already installed (current version is 5.4.0).[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)2026-01-09 23:59.14 ---> saved as "f53d61637b77097132548771ef6c1a3caae9ee7ce3e4ed88f466d86078b13599"/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 5.4.0).[NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.0).[NOTE] Package ocaml is already installed (current version is 5.4.0).[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 2.1.0- install conf-bash 1- install containers 3.16- 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 3.20.2- 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 0.10.0- 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 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.2.1.0 (cached)-> retrieved crowbar.0.2.2 (cached)-> retrieved csexp.1.5.2 (cached)-> retrieved domain-local-await.1.0.1 (cached)-> retrieved domain-local-timeout.1.0.1 (cached)-> retrieved dscheck.0.5.0 (cached)-> retrieved containers.3.16 (cached)-> retrieved cstruct.6.2.0 (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 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.2.3.1 (cached)-> retrieved ocaml-syntax-shims.1.0.0 (cached)-> retrieved mdx.2.5.1 (cached)-> retrieved ocaml-version.4.0.3 (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 re.1.14.0 (cached)-> retrieved seq.base (cached)-> installed seq.base-> retrieved result.1.5 (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.3.20.2, dune-configurator.3.20.2 (cached)-> installed cmdliner.2.1.0-> 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 mtime.2.1.0-> installed fmt.0.11.0-> installed astring.0.8.5-> installed logs.0.10.0-> installed dune.3.20.2-> 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.2.3.1-> installed ocaml-syntax-shims.1.0.0-> installed ocaml-version.4.0.3-> 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 alcotest.1.9.1-> installed dune-configurator.3.20.2-> installed mdx.2.5.1-> installed bigstringaf.0.10.0-> installed iomux.0.4-> installed containers.3.16-> installed dscheck.0.5.0-> installed uring.2.7.0Done.<><> 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 5.4.0+afl ocaml-variants.5.4.0+options ocaml-option-afl# To update the current shell environment, run: eval $(opam env)2026-01-10 00:01.31 ---> saved as "5c3b0afa197d3f81f2db745182f0c77d26b2180ceaf65c3562449e9f2fc6c04d"/src: (copy (src .) (dst /src))2026-01-10 00:01.31 ---> saved as "fd2bf49c96bd5e361509cc2f01d789819e09717b6fd07ecc1d0b7635058bb278"/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 `Z6VJF9WJ'.[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 0.015s. 11 tests run.2026-01-10 00:02.03 ---> saved as "62d289ceb31e53951d6d71bc30c7dc694019fa7d6652f354f9cfc577069a972e"Job succeeded2026-01-10 00:02.03: Job succeeded