2026-05-16 13:54.04: New job: test ocaml-multicore/eio https://github.com/ocaml-multicore/eio.git#refs/heads/main (7fe55296d6e70f51437f662c3fe2a614faac0a3e) (linux-x86_64:ubuntu-24.04-5.4_opam-2.5) Base: ocaml/opam:ubuntu-24.04-ocaml-5.4@sha256:aabe37e5b657436d0ceaa21e99cd169f9c62e2f97672d5df29adb9785768f9b3 Opam project build To reproduce locally: git clone --recursive "https://github.com/ocaml-multicore/eio.git" -b "main" && cd "eio" && git reset --hard 7fe55296 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:ubuntu-24.04-ocaml-5.4@sha256:aabe37e5b657436d0ceaa21e99cd169f9c62e2f97672d5df29adb9785768f9b3 # ubuntu-24.04-5.4_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.5.4.1 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 $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 2026-05-16 13:54.04: Using cache hint "ocaml-multicore/eio-ocaml/opam:ubuntu-24.04-ocaml-5.4@sha256:aabe37e5b657436d0ceaa21e99cd169f9c62e2f97672d5df29adb9785768f9b3-ubuntu-24.04-5.4_opam-2.5-1e2005c1be4916a02cf84fc6a7f9c4aa" 2026-05-16 13:54.04: Using OBuilder spec: ((from ocaml/opam:ubuntu-24.04-ocaml-5.4@sha256:aabe37e5b657436d0ceaa21e99cd169f9c62e2f97672d5df29adb9785768f9b3) (comment ubuntu-24.04-5.4_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 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.5.4.1 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")) ) 2026-05-16 13:54.04: Waiting for resource in pool OCluster 2026-05-16 16:54.13: Waiting for worker… 2026-05-16 16:59.09: Got resource from pool OCluster Building on doris.caelum.ci.dev All commits already cached HEAD is now at 7fe5529 Merge pull request #839 from talex5/uring-res (from ocaml/opam:ubuntu-24.04-ocaml-5.4@sha256:aabe37e5b657436d0ceaa21e99cd169f9c62e2f97672d5df29adb9785768f9b3) Unable to find image 'ocaml/opam:ubuntu-24.04-ocaml-5.4@sha256:aabe37e5b657436d0ceaa21e99cd169f9c62e2f97672d5df29adb9785768f9b3' locally docker.io/ocaml/opam@sha256:aabe37e5b657436d0ceaa21e99cd169f9c62e2f97672d5df29adb9785768f9b3: Pulling from ocaml/opam b40150c1c271: Pulling fs layer 5635dddaaf61: Pulling fs layer 0a6d5f853ae3: Pulling fs layer 799f202be4df: Pulling fs layer b903f564077a: Pulling fs layer 6c1d10b3d08f: Pulling fs layer 8fd224b6ae45: Pulling fs layer 5e37c7ad2993: Pulling fs layer 32255c35d5b3: Pulling fs layer c3cffeaeb4b8: Pulling fs layer a9de87727b20: Pulling fs layer cd92154d260a: Pulling fs layer 5534cf6e4151: Pulling fs layer 5e37c7ad2993: Waiting 32255c35d5b3: Waiting 92d42dfe1d12: Pulling fs layer cd92154d260a: Waiting 4974f6184649: Pulling fs layer 799f202be4df: Waiting a9de87727b20: Waiting b903f564077a: Waiting 8fd224b6ae45: Waiting ddbbf37b07ba: Pulling fs layer 5534cf6e4151: Waiting 6c31853c12bf: Pulling fs layer ed68394a86c7: Pulling fs layer 6c31853c12bf: Waiting 3cc6b078d5fc: Pulling fs layer 257a2bdf9f61: Pulling fs layer 3cc6b078d5fc: Waiting c3cffeaeb4b8: Waiting 4f4fb700ef54: Pulling fs layer 61b8d2ddf2f3: Pulling fs layer 257a2bdf9f61: Waiting 4f4fb700ef54: Waiting dbb18f475127: Pulling fs layer 802447bfad8e: Pulling fs layer e86ad76f9c74: Pulling fs layer 9e967f128a0d: Pulling fs layer dbb18f475127: Waiting 61b8d2ddf2f3: Waiting 802447bfad8e: Waiting 5d5cafdc9e88: Pulling fs layer 9e967f128a0d: Waiting ed68394a86c7: Waiting c81e5f5c4bfc: Pulling fs layer 5d5cafdc9e88: Waiting e86ad76f9c74: Waiting 0a0005210533: Pulling fs layer 8549d7b2ccb2: Pulling fs layer 0a0005210533: Waiting c81e5f5c4bfc: Waiting 57ea4f2cdcb7: Pulling fs layer 92d42dfe1d12: Waiting ddbbf37b07ba: Waiting 8549d7b2ccb2: Waiting 57ea4f2cdcb7: Waiting eea0ea6a7403: Pulling fs layer 3d2e57752a6c: Pulling fs layer 128f8b8d9b04: Pulling fs layer 3d2e57752a6c: Waiting eea0ea6a7403: Waiting a594488fbf65: Pulling fs layer fbe102fc5248: Pulling fs layer 4d204629c375: Pulling fs layer a594488fbf65: Waiting 128f8b8d9b04: Waiting 4d204629c375: Waiting fbe102fc5248: Waiting 504e6256aaf7: Pulling fs layer e553f7e7d2a2: Pulling fs layer 504e6256aaf7: Waiting cea2efc9b4f4: Pulling fs layer 1cf176ec0ca1: Pulling fs layer cea2efc9b4f4: Waiting e553f7e7d2a2: Waiting 42d435880d33: Pulling fs layer 1cf176ec0ca1: Waiting 42d435880d33: Waiting 2bd2b7deb664: Pulling fs layer b63ece2686d2: Pulling fs layer 11efbb46aef7: Pulling fs layer 2bd2b7deb664: Waiting b63ece2686d2: Waiting 11efbb46aef7: Waiting 5635dddaaf61: Verifying Checksum 5635dddaaf61: Download complete 0a6d5f853ae3: Verifying Checksum 0a6d5f853ae3: Download complete b903f564077a: Verifying Checksum b903f564077a: Download complete b40150c1c271: Verifying Checksum b40150c1c271: Download complete 8fd224b6ae45: Verifying Checksum 8fd224b6ae45: Download complete b40150c1c271: Pull complete 5635dddaaf61: Pull complete 0a6d5f853ae3: Pull complete 5e37c7ad2993: Download complete 799f202be4df: Verifying Checksum 799f202be4df: Download complete 32255c35d5b3: Verifying Checksum 32255c35d5b3: Download complete c3cffeaeb4b8: Verifying Checksum c3cffeaeb4b8: Download complete cd92154d260a: Verifying Checksum cd92154d260a: Download complete 799f202be4df: Pull complete b903f564077a: Pull complete a9de87727b20: Verifying Checksum a9de87727b20: Download complete 5534cf6e4151: Verifying Checksum 5534cf6e4151: Download complete 92d42dfe1d12: Download complete 4974f6184649: Verifying Checksum 4974f6184649: Download complete 6c31853c12bf: Download complete ed68394a86c7: Download complete ddbbf37b07ba: Verifying Checksum ddbbf37b07ba: Download complete 3cc6b078d5fc: Download complete 4f4fb700ef54: Verifying Checksum 4f4fb700ef54: Download complete 257a2bdf9f61: Verifying Checksum 257a2bdf9f61: Download complete 61b8d2ddf2f3: Verifying Checksum 61b8d2ddf2f3: Download complete dbb18f475127: Verifying Checksum dbb18f475127: Download complete 802447bfad8e: Verifying Checksum 802447bfad8e: Download complete e86ad76f9c74: Verifying Checksum e86ad76f9c74: Download complete 6c1d10b3d08f: Verifying Checksum 6c1d10b3d08f: Download complete 9e967f128a0d: Verifying Checksum 9e967f128a0d: Download complete 5d5cafdc9e88: Download complete c81e5f5c4bfc: Verifying Checksum c81e5f5c4bfc: Download complete 0a0005210533: Download complete 8549d7b2ccb2: Verifying Checksum 8549d7b2ccb2: Download complete 57ea4f2cdcb7: Verifying Checksum 57ea4f2cdcb7: Download complete eea0ea6a7403: Verifying Checksum eea0ea6a7403: Download complete 3d2e57752a6c: Download complete a594488fbf65: Download complete 4d204629c375: Download complete 504e6256aaf7: Download complete e553f7e7d2a2: Verifying Checksum e553f7e7d2a2: Download complete cea2efc9b4f4: Verifying Checksum cea2efc9b4f4: Download complete 1cf176ec0ca1: Verifying Checksum 1cf176ec0ca1: Download complete 6c1d10b3d08f: Pull complete 8fd224b6ae45: Pull complete 5e37c7ad2993: Pull complete 32255c35d5b3: Pull complete c3cffeaeb4b8: Pull complete a9de87727b20: Pull complete cd92154d260a: Pull complete 42d435880d33: Verifying Checksum 42d435880d33: Download complete 5534cf6e4151: Pull complete 92d42dfe1d12: Pull complete 4974f6184649: Pull complete ddbbf37b07ba: Pull complete 2bd2b7deb664: Verifying Checksum 2bd2b7deb664: Download complete b63ece2686d2: Verifying Checksum b63ece2686d2: Download complete 11efbb46aef7: Verifying Checksum 11efbb46aef7: Download complete 6c31853c12bf: Pull complete ed68394a86c7: Pull complete 3cc6b078d5fc: Pull complete 257a2bdf9f61: Pull complete 4f4fb700ef54: Pull complete 61b8d2ddf2f3: Pull complete dbb18f475127: Pull complete 802447bfad8e: Pull complete e86ad76f9c74: Pull complete 9e967f128a0d: Pull complete 5d5cafdc9e88: Pull complete c81e5f5c4bfc: Pull complete 0a0005210533: Pull complete 8549d7b2ccb2: Pull complete 57ea4f2cdcb7: Pull complete eea0ea6a7403: Pull complete 3d2e57752a6c: Pull complete 128f8b8d9b04: Verifying Checksum 128f8b8d9b04: Download complete 128f8b8d9b04: Pull complete a594488fbf65: Pull complete fbe102fc5248: Verifying Checksum fbe102fc5248: Download complete fbe102fc5248: Pull complete 4d204629c375: Pull complete 504e6256aaf7: Pull complete e553f7e7d2a2: Pull complete cea2efc9b4f4: Pull complete 1cf176ec0ca1: Pull complete 42d435880d33: Pull complete 2bd2b7deb664: Pull complete b63ece2686d2: Pull complete 11efbb46aef7: Pull complete Digest: sha256:aabe37e5b657436d0ceaa21e99cd169f9c62e2f97672d5df29adb9785768f9b3 Status: Downloaded newer image for ocaml/opam@sha256:aabe37e5b657436d0ceaa21e99cd169f9c62e2f97672d5df29adb9785768f9b3 2026-05-16 16:59.10 ---> using "09f7a341034f2591024efaf9dd77d7de263102b0a73433761a5c6fa3e65c805a" from cache /: (comment ubuntu-24.04-5.4_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")) 2026-05-16 16:59.10 ---> using "996805b7c90d5b9a01bf7bf13b904d8703f18fb6f8a65970765afaec2dee9098" 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..28d044eb9c master -> origin/master a4f153d748 Merge pull request #29889 from mtelvers/opam-publish-ocaml-version.4.1.1 2026-05-16 16:59.10 ---> using "e19f84903a640e0d2e48b9ba80cea2f38ef2db65f30363ab8d5f816e8afcfa02" 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 --global Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///home/opam/opam-repository 2026-05-16 16:59.18 ---> saved as "1ff13caca9a44ea35bd7fa7bccc0a59e18946fa4d21f610272ad37211dbbe8d0" /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-111-generic The OCaml toplevel, version 5.4.1 2.5.1 2026-05-16 16:59.19 ---> saved as "0584bbca1f630ba1f3a8c2bf70966d16dd96b898e2d3d365aa546f74f1604ed5" /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-05-16 16:59.19 ---> saved as "324226f26c1d18bf8c25f6879bd992f387c33ea341145fecda9335e6bffab435" /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 The following packages are not being upgraded because the new versions conflict with other installed packages: - ocaml.5.5.0 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) 2026-05-16 16:59.27 ---> saved as "d3beccda61b36aa96f6c8a6725da074a6048474a3bef5cb6ec311c965a10aed2" /src: (copy (src eio_windows.opam eio_posix.opam eio_main.opam eio_linux.opam eio.opam) (dst ./)) 2026-05-16 16:59.29 ---> saved as "3c48ef1083d24ddf83d840a6a19ac4e771c6427481d245e492605d4517913126" /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) 2026-05-16 16:59.39 ---> saved as "75950401ea90d90b264d18c2503973c1e12060d5eee2235f175756be523aca18" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-05-16 16:59.39 ---> saved as "2c6e81c5ec539a13d5f1f46feeb4c200ffc75cde52ed97c8e65d4a27418d3a95" /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.5.4.1 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/bin/sudo "apt-get" "update" - Get:1 http://security.ubuntu.com/ubuntu noble-security InRelease [126 kB] - Hit:2 http://archive.ubuntu.com/ubuntu noble InRelease - Get:3 http://archive.ubuntu.com/ubuntu noble-updates InRelease [126 kB] - Get:4 http://security.ubuntu.com/ubuntu noble-security/main amd64 Packages [2038 kB] - Get:5 http://security.ubuntu.com/ubuntu noble-security/universe amd64 Packages [1504 kB] - Get:6 http://archive.ubuntu.com/ubuntu noble-backports InRelease [126 kB] - Get:7 http://archive.ubuntu.com/ubuntu noble-updates/universe amd64 Packages [2147 kB] - Get:8 http://archive.ubuntu.com/ubuntu noble-updates/restricted amd64 Packages [3901 kB] - Get:9 http://archive.ubuntu.com/ubuntu noble-updates/main amd64 Packages [2451 kB] - Get:10 http://archive.ubuntu.com/ubuntu noble-backports/universe amd64 Packages [35.9 kB] - Fetched 12.5 MB in 1s (8956 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) 2026-05-16 16:59.51 ---> saved as "3f0c7d55c3c1c1a270db62ad906a11b97f8b9ca9d7e070b4218aba1ca223038f" /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 3.23.0 - 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 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.3.23.0, 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 mtime.2.1.0 -> installed fmt.0.11.0 -> installed astring.0.8.5 -> installed logs.0.10.0 -> installed dune.3.23.0 -> 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.3.23.0 -> 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 5.4.1+afl ocaml-variants.5.4.1+options ocaml-option-afl # To update the current shell environment, run: eval $(opam env) 2026-05-16 17:00.46 ---> saved as "c13ba14a9083c184d9190981c289e97b121e663bd2670b2e87aaa5a94459faef" /src: (copy (src .) (dst /src)) 2026-05-16 17:00.47 ---> saved as "8857383c7b8a1ec6c0e04f6eb32a3e347343d8d72248b11e7a346c310b0d8d1e" /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_read.exe) random ops: PASS (cd _build/default/fuzz && ./fuzz_buf_write.exe) random ops: PASS (cd _build/default/lib_eio_linux/tests && ./test.exe) Testing `eio_linux'. This run has ID `AQNF4MMT'. [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 0.010s. 11 tests run. 2026-05-16 17:00.56 ---> saved as "47dc2c193f6111953c5d6d4432f2b7cf6a04a2418d92ee6ddd98b6968ef66094" Job succeeded 2026-05-16 17:00.57: Job succeeded