2026-01-12 14:12.44: New job: test ocaml-multicore/effects-examples https://github.com/ocaml-multicore/effects-examples.git#refs/heads/master (8a7e80dd29e68e2d05fe4b0399c8535a51f36395) (macos-x86_64:macos-homebrew-5.4_opam-2.5) Base: macos-homebrew-ocaml-5.4 Opam project build To reproduce locally: git clone --recursive "https://github.com/ocaml-multicore/effects-examples.git" -b "master" && cd "effects-examples" && git reset --hard 8a7e80dd cat > Dockerfile <<'END-OF-DOCKERFILE' FROM macos-homebrew-ocaml-5.4 # macos-homebrew-5.4_opam-2.5 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" RUN ln -f ~/local/bin/opam-2.5 ~/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 7d22a58614c38be74d79ae6ef2b64994ca4ffef0 || git fetch origin master) && git reset -q --hard 7d22a58614c38be74d79ae6ef2b64994ca4ffef0 && git log --no-decorate -n1 --oneline && opam update -u COPY --chown=1000:1000 effects-examples.opam ./src/./ RUN opam pin add -yn effects-examples.dev './src/./' RUN echo '(lang dune 3.0)' > './src/./dune-project' ENV DEPS="base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base cppo.1.8.0 csexp.1.5.2 dune.3.20.2 dune-configurator.3.20.2 lwt.6.0.0 multicont.1.0.3 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-options-vanilla.1 ocamlfind.1.9.8 ocplib-endian.1.2" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.5 --depext-only -y effects-examples.dev $DEPS RUN opam install $DEPS COPY --chown=1000:1000 . ./src RUN cd ./src && opam exec -- dune build @install @check @runtest && rm -rf _build END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2026-01-12 14:12.44: Using cache hint "ocaml-multicore/effects-examples-macos-homebrew-ocaml-5.4-macos-homebrew-5.4_opam-2.5-3c40eed6e97307e7ea0e83d7ef25a649" 2026-01-12 14:12.44: Using OBuilder spec: ((from macos-homebrew-ocaml-5.4) (comment macos-homebrew-5.4_opam-2.5) (user (uid 1000) (gid 1000)) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (run (shell "ln -f ~/local/bin/opam-2.5 ~/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 7d22a58614c38be74d79ae6ef2b64994ca4ffef0 || git fetch origin master) && git reset -q --hard 7d22a58614c38be74d79ae6ef2b64994ca4ffef0 && git log --no-decorate -n1 --oneline && opam update -u")) (copy (src effects-examples.opam) (dst ./src/./)) (run (network host) (shell "opam pin add -yn effects-examples.dev './src/./'")) (run (network host) (shell "echo '(lang dune 3.0)' > './src/./dune-project'")) (env DEPS "base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base cppo.1.8.0 csexp.1.5.2 dune.3.20.2 dune-configurator.3.20.2 lwt.6.0.0 multicont.1.0.3 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-options-vanilla.1 ocamlfind.1.9.8 ocplib-endian.1.2") (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=2.5 --depext-only -y effects-examples.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 @install @check @runtest && rm -rf _build")) ) 2026-01-12 14:12.44: Waiting for resource in pool OCluster 2026-01-12 14:12.44: Waiting for worker… 2026-01-12 17:05.15: Got resource from pool OCluster Building on i7-worker-03 All commits already cached HEAD is now at 8a7e80d Merge pull request #44 from ocaml-multicore/multicont-1.0.3 (from macos-homebrew-ocaml-5.4) 2026-01-12 17:05.16 ---> using "338135fbf1889e924a607b47198b8b308c32a925cc9436066d65a9bdc402cad5" from cache /: (comment macos-homebrew-5.4_opam-2.5) /: (user (uid 1000) (gid 1000)) /: (env CLICOLOR_FORCE 1) /: (env OPAMCOLOR always) /: (run (shell "ln -f ~/local/bin/opam-2.5 ~/local/bin/opam")) 2026-01-12 17:05.17 ---> using "0e9d0f8ed44ab1f77ef30c8d8456629e6c63f869a24319cbb64657a84e315111" 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 2026-01-12 17:05.17 ---> using "06effe220fa63e5f9fae9bf4643255961d59bf292a94931a0e1dd6d81a9fa7c6" from cache /: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Darwin 24.5.0 The OCaml toplevel, version 5.4.0 2.5.0 2026-01-12 17:05.17 ---> using "78e99acc02a52806060d0075d40f6ea681e9ef77eb60ecbbaff6e5155272646b" 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 7d22a58614c38be74d79ae6ef2b64994ca4ffef0 || git fetch origin master) && git reset -q --hard 7d22a58614c38be74d79ae6ef2b64994ca4ffef0 && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD 95f7875db7..7d22a58614 master -> origin/master 7d22a58614 Merge pull request #29184 from raphael-proust/opam-publish-lwt.6.0.0 <><> 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) 2026-01-12 17:05.18 ---> using "779701b4b8f9aeef1c1544c98232dcc7278ba8eb1f2e8d72b6ba0c296c773903" from cache /: (copy (src effects-examples.opam) (dst ./src/./)) 2026-01-12 17:05.20 ---> saved as "9594fdfeeb1ecc064d6a4aee25e2ff668713e22d2ca6bfcfe1313b662d23eff8" /: (run (network host) (shell "opam pin add -yn effects-examples.dev './src/./'")) [NOTE] Package effects-examples does not exist in opam repositories registered in the current switch. [effects-examples.dev] synchronised (file:///Users/mac1000/src) [WARNING] Failed checks on effects-examples package definition from source at file:///Users/mac1000/src: warning 68: Missing field 'license' effects-examples is now pinned to file:///Users/mac1000/src (version dev) 2026-01-12 17:05.38 ---> saved as "8d18e9f0086b30c37b807dfa34e2dbad8746845e297d175951ad03526d7f14e0" /: (run (network host) (shell "echo '(lang dune 3.0)' > './src/./dune-project'")) 2026-01-12 17:05.40 ---> saved as "959ff1bf11562821a893714cae3eb6be4cbbfdfac29605f4dab366283e3d7447" /: (env DEPS "base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base cppo.1.8.0 csexp.1.5.2 dune.3.20.2 dune-configurator.3.20.2 lwt.6.0.0 multicont.1.0.3 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-options-vanilla.1 ocamlfind.1.9.8 ocplib-endian.1.2") /: (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=2.5 --depext-only -y effects-examples.dev $DEPS")) + /usr/local/bin/brew "update" - ==> Updating Homebrew... - Already up-to-date. <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [effects-examples.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). # To update the current shell environment, run: eval $(opam env) 2026-01-12 17:06.12 ---> saved as "24094e229e42ce1f7a3b6d516bcb89a3c2cca88cc8bb987c59525779dc6ef8a2" /: (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 9 packages - install base-bytes base - install cppo 1.8.0 - install csexp 1.5.2 - install dune 3.20.2 - install dune-configurator 3.20.2 - install lwt 6.0.0 - install multicont 1.0.3 - install ocamlfind 1.9.8 - install ocplib-endian 1.2 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved csexp.1.5.2 (cached) -> retrieved cppo.1.8.0 (cached) -> retrieved multicont.1.0.3 (cached) -> retrieved lwt.6.0.0 (cached) -> retrieved ocamlfind.1.9.8 (cached) -> retrieved ocplib-endian.1.2 (cached) -> retrieved dune.3.20.2, dune-configurator.3.20.2 (cached) -> installed ocamlfind.1.9.8 -> installed base-bytes.base -> installed dune.3.20.2 -> installed csexp.1.5.2 -> installed cppo.1.8.0 -> installed ocplib-endian.1.2 -> installed dune-configurator.3.20.2 -> installed multicont.1.0.3 -> installed lwt.6.0.0 Done. # To update the current shell environment, run: eval $(opam env) 2026-01-12 17:07.34 ---> saved as "1c96cb25569e312d4bcb5be1f7ae07345206543167de3fc642d8b9bd398c6eb4" /: (copy (src .) (dst ./src)) 2026-01-12 17:07.36 ---> saved as "cf1508f2f16b6b51e16143f2a9830255f53eda6e4bfa1aeb2b382a24f2a263b8" /: (run (shell "cd ./src && opam exec -- dune build @install @check @runtest && rm -rf _build")) 2026-01-12 17:07.38 ---> saved as "c88abae235ced82884dfd805f928d4d6cf2dd3a72961866de243b890b1fdc2c4" Job succeeded 2026-01-12 17:07.46: Job succeeded