2025-10-18 16:31.44: New job: test ocaml-multicore/eio https://github.com/ocaml-multicore/eio.git#refs/pull/575/head (ac4d94964142dbb74f19a4cf08f6a206360bfd0b) (macos-x86_64:macos-homebrew-5.4_opam-2.4) Base: macos-homebrew-ocaml-5.4 Opam project build To reproduce locally: git clone --recursive "https://github.com/ocaml-multicore/eio.git" && cd "eio" && git fetch origin "refs/pull/575/head" && git reset --hard ac4d9496 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM macos-homebrew-ocaml-5.4 # macos-homebrew-5.4_opam-2.4 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" RUN ln -f ~/local/bin/opam-2.4 ~/local/bin/opam RUN opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version RUN cd ~/opam-repository && (git cat-file -e 6fab318652edf2e934926c95dbe83c86f899f133 || git fetch origin master) && git reset -q --hard 6fab318652edf2e934926c95dbe83c86f899f133 && git log --no-decorate -n1 --oneline && opam update -u COPY --chown=1000:1000 eio_windows.opam eio_posix.opam eio_main.opam eio_linux.opam eio.opam ./src/./ RUN opam pin add -yn eio_windows.dev './src/./' && \ opam pin add -yn eio_posix.dev './src/./' && \ opam pin add -yn eio_main.dev './src/./' && \ opam pin add -yn eio_linux.dev './src/./' && \ opam pin add -yn eio.dev './src/./' RUN echo '(lang dune 3.0)' > './src/./dune-project' ENV DEPS="afl-persistent.1.4 alcotest.1.9.1 astring.0.8.5 backoff.0.1.1 base-bigarray.base base-bytes.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.2.0.0 conf-bash.1 containers.3.16 cppo.1.8.0 crowbar.0.2.1 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.0.9.0 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 ocplib-endian.1.2 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.1.1.0 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=2.4 --depext-only -y eio_windows.dev eio_posix.dev eio_main.dev eio.dev $DEPS RUN opam install $DEPS COPY --chown=1000:1000 . ./src RUN cd ./src && opam exec -- dune build --only-packages=eio_windows,eio_posix,eio_main,eio @install @check @runtest && rm -rf _build END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2025-10-18 16:31.44: Using cache hint "ocaml-multicore/eio-macos-homebrew-ocaml-5.4-macos-homebrew-5.4_opam-2.4-061062d3df3828a38274c4bd7a65ff7e" 2025-10-18 16:31.44: Using OBuilder spec: ((from macos-homebrew-ocaml-5.4) (comment macos-homebrew-5.4_opam-2.4) (user (uid 1000) (gid 1000)) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (run (shell "ln -f ~/local/bin/opam-2.4 ~/local/bin/opam")) (run (shell "opam init --reinit -ni")) (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 6fab318652edf2e934926c95dbe83c86f899f133 || git fetch origin master) && git reset -q --hard 6fab318652edf2e934926c95dbe83c86f899f133 && 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 ./src/./)) (run (network host) (shell "opam pin add -yn eio_windows.dev './src/./' && \ \nopam pin add -yn eio_posix.dev './src/./' && \ \nopam pin add -yn eio_main.dev './src/./' && \ \nopam pin add -yn eio_linux.dev './src/./' && \ \nopam pin add -yn eio.dev './src/./'")) (run (network host) (shell "echo '(lang dune 3.0)' > './src/./dune-project'")) (env DEPS "afl-persistent.1.4 alcotest.1.9.1 astring.0.8.5 backoff.0.1.1 base-bigarray.base base-bytes.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.2.0.0 conf-bash.1 containers.3.16 cppo.1.8.0 crowbar.0.2.1 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.0.9.0 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 ocplib-endian.1.2 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.1.1.0 tsort.2.2.0 uutf.1.0.4 yojson.3.0.0") (env CI true) (env OCAMLCI true) (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "opam update --depexts && opam install --cli=2.4 --depext-only -y eio_windows.dev eio_posix.dev eio_main.dev eio.dev $DEPS")) (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "opam install $DEPS")) (copy (src .) (dst ./src)) (run (shell "cd ./src && opam exec -- dune build --only-packages=eio_windows,eio_posix,eio_main,eio @install @check @runtest && rm -rf _build")) ) 2025-10-18 16:31.44: Waiting for resource in pool OCluster 2025-10-18 16:31.44: Waiting for worker… 2025-10-18 17:18.27: Got resource from pool OCluster Building on i7-worker-04 Initialized empty Git repository in /private/var/lib/ocluster-worker/git/eio.git-2ac56b2ed1de05e0591ad64f831b4a4fd3ce42f2/.git/ HEAD is now at ac4d949 Changes for #575 (from macos-homebrew-ocaml-5.4) 2025-10-18 17:18.29 ---> using "338135fbf1889e924a607b47198b8b308c32a925cc9436066d65a9bdc402cad5" from cache /: (comment macos-homebrew-5.4_opam-2.4) /: (user (uid 1000) (gid 1000)) /: (env CLICOLOR_FORCE 1) /: (env OPAMCOLOR always) /: (run (shell "ln -f ~/local/bin/opam-2.4 ~/local/bin/opam")) 2025-10-18 17:18.30 ---> using "c45c11c7286cf606ab2156414383237a0e197bf48b9278e9465cc1693c9332b7" from cache /: (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 /Users/mac1000/.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] no changes from git+file:///Users/mac1000/opam-repository 2025-10-18 17:18.30 ---> using "59a16318ff40c58338bc0b572a2d778111fa14b30a0dc4a11f6465d8abb80bbd" from cache /: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Darwin 24.5.0 The OCaml toplevel, version 5.4.0 2.4.1 2025-10-18 17:18.30 ---> using "03cbf303c2ae412068cf1b7f097ec773b09f8e6d693af9a4cf051761664f96f9" from cache /: (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 6fab318652edf2e934926c95dbe83c86f899f133 || git fetch origin master) && git reset -q --hard 6fab318652edf2e934926c95dbe83c86f899f133 && git log --no-decorate -n1 --oneline && opam update -u")) 6fab318652 Merge pull request #28690 from mtelvers/opam-publish-ocaml-version.4.0.3 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///Users/mac1000/opam-repository Already up-to-date. Nothing to do. # To update the current shell environment, run: eval $(opam env) 2025-10-18 17:19.54 ---> saved as "163e4144e456577d54e616688ec637cc4983fb6e273230d9d38ad36eb01aa8e1" /: (copy (src eio_windows.opam eio_posix.opam eio_main.opam eio_linux.opam eio.opam) (dst ./src/./)) 2025-10-18 17:19.56 ---> saved as "06ec65c6726f9725a04def9e4f6aaf43ab9cdb10d59a36e96b486df910c89857" /: (run (network host) (shell "opam pin add -yn eio_windows.dev './src/./' && \ \nopam pin add -yn eio_posix.dev './src/./' && \ \nopam pin add -yn eio_main.dev './src/./' && \ \nopam pin add -yn eio_linux.dev './src/./' && \ \nopam pin add -yn eio.dev './src/./'")) [eio_windows.dev] synchronised (file:///Users/mac1000/src) eio_windows is now pinned to file:///Users/mac1000/src (version dev) [eio_posix.dev] synchronised (file:///Users/mac1000/src) eio_posix is now pinned to file:///Users/mac1000/src (version dev) [eio_main.dev] synchronised (file:///Users/mac1000/src) eio_main is now pinned to file:///Users/mac1000/src (version dev) [eio_linux.dev] synchronised (file:///Users/mac1000/src) eio_linux is now pinned to file:///Users/mac1000/src (version dev) [eio.dev] synchronised (file:///Users/mac1000/src) eio is now pinned to file:///Users/mac1000/src (version dev) 2025-10-18 17:20.15 ---> saved as "877ec61cfe4ed338ec6e182e0d944ad52a49866003689f39a7f9b898f1feb4b9" /: (run (network host) (shell "echo '(lang dune 3.0)' > './src/./dune-project'")) 2025-10-18 17:20.19 ---> saved as "71f78a9880c9d9a429f4b6ebcc96c659cf1e1f42041305c0b3d8ba764a6d1c8a" /: (env DEPS "afl-persistent.1.4 alcotest.1.9.1 astring.0.8.5 backoff.0.1.1 base-bigarray.base base-bytes.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.2.0.0 conf-bash.1 containers.3.16 cppo.1.8.0 crowbar.0.2.1 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.0.9.0 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 ocplib-endian.1.2 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.1.1.0 tsort.2.2.0 uutf.1.0.4 yojson.3.0.0") /: (env CI true) /: (env OCAMLCI true) /: (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "opam update --depexts && opam install --cli=2.4 --depext-only -y eio_windows.dev eio_posix.dev eio_main.dev eio.dev $DEPS")) + /usr/local/bin/brew "update" - ==> Updating Homebrew... - Already up-to-date. <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [eio_posix.dev] synchronised (file:///Users/mac1000/src) [eio_main.dev] synchronised (file:///Users/mac1000/src) [eio.dev] synchronised (file:///Users/mac1000/src) [eio_windows.dev] synchronised (file:///Users/mac1000/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). 2025-10-18 17:20.45 ---> saved as "83b5ea68cfd9917e94a3387f93e3f6791abbca88124e60db7fdddcc504915bac" /: (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (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 46 packages - install afl-persistent 1.4 - install alcotest 1.9.1 - install astring 0.8.5 - install backoff 0.1.1 - install base-bytes base - install bigstringaf 0.10.0 - install camlp-streams 5.0.1 - install cmdliner 2.0.0 - install conf-bash 1 - install containers 3.16 - install cppo 1.8.0 - install crowbar 0.2.1 - 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 0.9.0 - 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 ocplib-endian 1.2 - 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 1.1.0 - install tsort 2.2.0 - install uutf 1.0.4 - install yojson 3.0.0 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved astring.0.8.5 (cached) -> retrieved alcotest.1.9.1 (cached) -> retrieved afl-persistent.1.4 (cached) -> retrieved bigstringaf.0.10.0 (cached) -> retrieved camlp-streams.5.0.1 (cached) -> retrieved cmdliner.2.0.0 (cached) -> installed conf-bash.1 -> retrieved cppo.1.8.0 (cached) -> retrieved crowbar.0.2.1 (cached) -> retrieved backoff.0.1.1 (https://github.com/ocaml-multicore/backoff/releases/download/0.1.1/backoff-0.1.1.tbz) -> retrieved csexp.1.5.2 (cached) -> retrieved containers.3.16 (cached) -> retrieved domain-local-await.1.0.1 (cached) -> retrieved cstruct.6.2.0 (cached) -> retrieved domain-local-timeout.1.0.1 (https://github.com/ocaml-multicore/domain-local-timeout/releases/download/1.0.1/domain-local-timeout-1.0.1.tbz) -> retrieved dscheck.0.5.0 (https://github.com/ocaml-multicore/dscheck/releases/download/0.5.0/dscheck-0.5.0.tbz) -> retrieved either.1.0.0 (cached) -> retrieved fmt.0.11.0 (cached) -> retrieved hmap.0.8.1 (cached) -> retrieved iomux.0.4 (cached) -> retrieved logs.0.9.0 (cached) -> retrieved lwt-dllist.1.1.0 (cached) -> retrieved mdx.2.5.1 (cached) -> retrieved kcas.0.7.0 (https://github.com/ocaml-multicore/kcas/archive/refs/tags/0.7.0.tar.gz) -> retrieved mtime.2.1.0 (cached) -> retrieved ocaml-syntax-shims.1.0.0 (cached) -> retrieved ocaml-version.4.0.3 (cached) -> retrieved multicore-magic.2.3.1 (https://github.com/ocaml-multicore/multicore-magic/releases/download/2.3.1/multicore-magic-2.3.1.tbz) -> retrieved ocamlbuild.0.16.1 (cached) -> retrieved ocplib-endian.1.2 (cached) -> retrieved ocamlfind.1.9.8 (cached) -> 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 oseq.0.5.1 (https://github.com/c-cube/oseq/releases/download/v0.5.1/oseq-0.5.1.tbz) -> retrieved stdlib-shims.0.3.0 (cached) -> retrieved thread-table.1.0.0 (cached) -> retrieved topkg.1.1.0 (cached) -> retrieved uutf.1.0.4 (cached) -> retrieved yojson.3.0.0 (cached) -> retrieved tsort.2.2.0 (https://github.com/dmbaturin/ocaml-tsort/archive/refs/tags/2.2.0.tar.gz) -> retrieved dune.3.20.2, dune-configurator.3.20.2 (cached) -> installed cmdliner.2.0.0 -> installed ocamlbuild.0.16.1 -> installed ocamlfind.1.9.8 -> installed base-bytes.base -> installed topkg.1.1.0 -> 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.0.9.0 -> installed dune.3.20.2 -> installed lwt-dllist.1.1.0 -> installed csexp.1.5.2 -> installed backoff.0.1.1 -> installed oseq.0.5.1 -> installed optint.0.3.0 -> installed ocaml-version.4.0.3 -> installed ocaml-syntax-shims.1.0.0 -> installed multicore-magic.2.3.1 -> installed either.1.0.0 -> installed cstruct.6.2.0 -> installed cppo.1.8.0 -> installed camlp-streams.5.0.1 -> installed afl-persistent.1.4 -> installed stdlib-shims.0.3.0 -> installed psq.0.2.1 -> installed result.1.5 -> installed thread-table.1.0.0 -> installed tsort.2.2.0 -> installed ocplib-endian.1.2 -> installed domain-local-timeout.1.0.1 -> installed domain-local-await.1.0.1 -> installed crowbar.0.2.1 -> installed yojson.3.0.0 -> installed kcas.0.7.0 -> installed re.1.14.0 -> installed dune-configurator.3.20.2 -> installed bigstringaf.0.10.0 -> installed iomux.0.4 -> installed alcotest.1.9.1 -> installed mdx.2.5.1 -> installed containers.3.16 -> 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 5.4.0+afl ocaml-variants.5.4.0+options ocaml-option-afl # To update the current shell environment, run: eval $(opam env) 2025-10-18 17:22.23 ---> saved as "89ec61ae9bed7a1377d58dd74efbc3086c1e38fa9c19a6afdbc991f1d7b280b5" /: (copy (src .) (dst ./src)) 2025-10-18 17:22.27 ---> saved as "2ae2e0e6e796ee5b67e870046302faaaf8f5cf8728f94d94f302f77e6d218c33" /: (run (shell "cd ./src && 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: PASS 2025-10-18 17:22.41 ---> saved as "264091c393337ddf9cb666c73eeebd71e5270652602af0db43c1a366cbd6ed8f" Job succeeded 2025-10-18 17:23.02: Job succeeded