2026-05-05 14:41.51: New job: test ocaml-multicore/eio https://github.com/ocaml-multicore/eio.git#refs/heads/main (c44ee5ce96c120b7ccc23a12d241dc8672e2888f) (freebsd-x86_64:freebsd-15.0-5.4_opam-2.5)Base: freebsd-15.0-ocaml-5.4Opam project buildTo reproduce locally:git clone --recursive "https://github.com/ocaml-multicore/eio.git" -b "main" && cd "eio" && git reset --hard c44ee5cecat > Dockerfile <<'END-OF-DOCKERFILE'FROM freebsd-15.0-ocaml-5.4# freebsd-15.0-5.4_opam-2.5USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"WORKDIR /srcRUN sudo ln -f /usr/local/bin/opam-2.5 /usr/local/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 a70af20c7161f9d2e1ede477647f5f9e06d6e78f || git fetch origin master) && git reset -q --hard a70af20c7161f9d2e1ede477647f5f9e06d6e78f && 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.2.1.1 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.4.1.0 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 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.dev $DEPSRUN opam install $DEPSCOPY --chown=1000:1000 . /srcRUN opam exec -- dune build --only-packages=eio_windows,eio_posix,eio_main,eio @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-05-05 14:41.51: Using cache hint "ocaml-multicore/eio-freebsd-15.0-ocaml-5.4-freebsd-15.0-5.4_opam-2.5-11eb18d32de15b2c7a79675fee0c35b7"2026-05-05 14:41.51: Using OBuilder spec:((from freebsd-15.0-ocaml-5.4)(comment freebsd-15.0-5.4_opam-2.5)(user (uid 1000) (gid 1000))(env CLICOLOR_FORCE 1)(env OPAMCOLOR always)(workdir /src)(run (shell "sudo ln -f /usr/local/bin/opam-2.5 /usr/local/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 a70af20c7161f9d2e1ede477647f5f9e06d6e78f || git fetch origin master) && git reset -q --hard a70af20c7161f9d2e1ede477647f5f9e06d6e78f && 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 (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.4.1.0 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 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.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 --only-packages=eio_windows,eio_posix,eio_main,eio @install @check @runtest && rm -rf _build")))2026-05-05 14:41.51: Waiting for resource in pool OCluster2026-05-05 19:40.23: Waiting for worker…2026-05-05 20:53.17: Got resource from pool OClusterBuilding on rosemaryAll commits already cachedHEAD is now at c44ee5c Merge pull request #822 from patricoferris/fiber-docs(from freebsd-15.0-ocaml-5.4)2026-05-05 20:51.55 ---> using "e2f9399617b174328a08b4d831e677f3a97fbfa86ae070bfd238f77cd03a9525" from cache/: (comment freebsd-15.0-5.4_opam-2.5)/: (user (uid 1000) (gid 1000))/: (env CLICOLOR_FORCE 1)/: (env OPAMCOLOR always)/: (workdir /src)/src: (run (shell "sudo ln -f /usr/local/bin/opam-2.5 /usr/local/bin/opam"))2026-05-05 20:51.55 ---> using "781b57a4d4f2bf94cdb9becd5038442a59a2ca35fdf36b854445c032b968c335" from cache/src: (run (shell "opam init --reinit -ni"))No configuration file found, using 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] no changes from git+file:///home/opam/opam-repository2026-05-05 20:51.55 ---> using "b806a290c026df5c2502119c7bacc521336ea69e029a5a664ccac03ac292bb91" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))FreeBSD 15.0-RELEASE-p6The OCaml toplevel, version 5.4.12.5.02026-05-05 20:51.56 ---> using "b5d732cc667cfadc3b7b196a89147e232c7e4d39afe01136d77cb7e64e06560f" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-05-05 20:51.56 ---> using "1a9460a5b2b0597f096d9fac3bdc427c687096f5774f717660d59364e080f500" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e a70af20c7161f9d2e1ede477647f5f9e06d6e78f || git fetch origin master) && git reset -q --hard a70af20c7161f9d2e1ede477647f5f9e06d6e78f && git log --no-decorate -n1 --oneline && opam update -u"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEADdd592986d4..a70af20c71 master -> origin/mastera70af20c71 Merge pull request #29844 from shonfeder/release-dune-3.23.0<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///home/opam/opam-repositorydefault (at git+file:///home/opam/opam-repository):[WARNING] opam is out-of-date. Please consider updating it (https://opam.ocaml.org/doc/Install.html)default (at git+file:///home/opam/opam-repository):[INFO] opam 2.5.1 includes security fixes; please consider upgrading (https://opam.ocaml.org/doc/Install.html)Everything as up-to-date as possibleThe following packages are not being upgraded because the new versions conflict with other installed packages:- ocaml.5.5.0However, you may "opam upgrade" these packages explicitly at these versions (e.g. "opam upgrade ocaml.5.5.0"), which will ask permission to downgrade or uninstall the conflicting packages.Nothing to do.2026-05-05 20:51.56 ---> using "3cd07c6b8a98376dc0a199da67f215b3e21cffb7f2e5697ac09116eb4608900e" from cache/src: (copy (src eio_windows.opam eio_posix.opam eio_main.opam eio_linux.opam eio.opam)(dst ./))2026-05-05 20:51.56 ---> using "6adb5289fa767f13fc0990c644e6a002fc99163d2c0f17b034e977c058caf66d" 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)2026-05-05 20:51.57 ---> using "16f279b762dc79ab3ce578f4051477808e611fd466b747debd4838569c441a4f" from cache/src: (run (shell "echo '(lang dune 3.0)' > './dune-project'"))2026-05-05 20:51.57 ---> using "7f62f2caadd790ffad45bad4adbce09be9f691d68ea3b403a2fa65098d47aa0e" 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.5.4.1 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.4.1.0 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 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.dev $DEPS"))[WARNING] Unknown update command for bsd, skipping system update<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>[eio_posix.dev] synchronised (file:///src)[eio_main.dev] synchronised (file:///src)[eio.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).2026-05-05 20:51.57 ---> using "a88ede885bd9af6baae916ad4ccab74e961f4322100c477b766dd3cb3d0b5caa" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "opam install $DEPS"))[NOTE] Package ocaml-options-vanilla is already installed (current version is 1).[NOTE] Package ocaml-config is already installed (current version is 3).[NOTE] Package ocaml-compiler is already installed (current version is 5.4.1).[NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.1).[NOTE] Package ocaml is already installed (current version is 5.4.1).[NOTE] Package base-unix is already installed (current version is base).[NOTE] Package base-threads is already installed (current version is base).[NOTE] Package base-nnp is already installed (current version is base).[NOTE] Package base-effects is already installed (current version is base).[NOTE] Package base-domains is already installed (current version is base).[NOTE] Package base-bigarray is already installed (current version is base).The following actions will be performed:=== install 44 packages∗ afl-persistent 1.4∗ alcotest 1.9.1∗ astring 0.8.5∗ backoff 0.1.1∗ 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-syntax-shims 1.0.0∗ ocaml-version 4.1.0∗ 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∗ uutf 1.0.4∗ yojson 3.0.0<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>⬇ retrieved astring.0.8.5 (cached)⬇ retrieved alcotest.1.9.1 (cached)⬇ retrieved backoff.0.1.1 (cached)⬇ retrieved afl-persistent.1.4 (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 csexp.1.5.2 (cached)⬇ retrieved crowbar.0.2.2 (cached)⬇ retrieved domain-local-await.1.0.1 (cached)⬇ retrieved domain-local-timeout.1.0.1 (cached)⬇ retrieved containers.3.18 (cached)⬇ retrieved dscheck.0.5.0 (cached)⬇ retrieved cstruct.6.2.0 (cached)⬇ retrieved either.1.0.0 (cached)⬇ retrieved fmt.0.11.0 (cached)⬇ retrieved hmap.0.8.1 (cached)⬇ retrieved iomux.0.4 (cached)⬇ retrieved kcas.0.7.0 (cached)⬇ retrieved logs.0.10.0 (cached)⬇ retrieved lwt-dllist.1.1.0 (cached)⬇ retrieved mtime.2.1.0 (cached)⬇ retrieved multicore-magic.2.3.2 (cached)⬇ retrieved ocaml-syntax-shims.1.0.0 (cached)⬇ retrieved ocaml-version.4.1.0 (cached)⬇ retrieved mdx.2.5.2 (cached)⬇ retrieved ocamlbuild.0.16.1 (cached)⬇ retrieved optint.0.3.0 (cached)⬇ retrieved ocamlfind.1.9.8 (cached)⬇ retrieved psq.0.2.1 (cached)⬇ retrieved oseq.0.5.1 (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 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 tsort.2.2.0∗ installed thread-table.1.0.0∗ installed stdlib-shims.0.3.0∗ installed crowbar.0.2.2∗ installed result.1.5∗ installed psq.0.2.1∗ installed oseq.0.5.1∗ installed optint.0.3.0∗ installed ocaml-version.4.1.0∗ installed ocaml-syntax-shims.1.0.0∗ installed multicore-magic.2.3.2∗ installed yojson.3.0.0∗ installed either.1.0.0∗ installed cstruct.6.2.0∗ installed cppo.1.8.0∗ installed camlp-streams.5.0.1∗ installed backoff.0.1.1∗ installed re.1.14.0∗ 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 dscheck.0.5.0Done.<><> afl-persistent.1.4 installed successfully ><><><><><><><><><><><><><><><><>=> afl-persistent is installed, but since the current OCaml compiler doesnot enable AFL instrumentation by default, most packages will not beinstrumented and fuzzing with afl-fuzz may not be effective.To globally enable AFL instrumentation, create an OCaml switch like:opam switch create 5.4.1+afl ocaml-variants.5.4.1+options ocaml-option-afl2026-05-05 20:51.58 ---> using "afaeab3ef77ee9c1397294cfa96af9154392ee9d802d70ea6be89139c10fdd2b" from cache/src: (copy (src .) (dst /src))2026-05-05 20:51.58 ---> saved as "43aa4490876ef13d748ea5a3d1251ef9ebab1b097d59a234f771a410251b6b5a"/src: (run (shell "opam exec -- dune build --only-packages=eio_windows,eio_posix,eio_main,eio @install @check @runtest && rm -rf _build"))(cd _build/default/fuzz && ./fuzz_buf_read.exe)random ops: PASS(cd _build/default/fuzz && ./fuzz_inherit_fds.exe)inherit_fds: PASS(cd _build/default/fuzz && ./fuzz_buf_write.exe)random ops: PASS2026-05-05 20:52.19 ---> saved as "b40417fd504cc2e6bb82aaa2d33727b5598b869f60ef1d2edfa2eb2e3e76fc02"Job succeeded2026-05-05 20:59.40: Job succeeded