2026-03-20 09:32.24: New job: test ocaml-multicore/effects-examples https://github.com/ocaml-multicore/effects-examples.git#refs/heads/master (7d1320eeca2baa3f570d41866793cac1b2e77939) (freebsd-x86_64:freebsd-14.3-5.4_opam-2.5)Base: freebsd-14.3-ocaml-5.4Opam project buildTo reproduce locally:git clone --recursive "https://github.com/ocaml-multicore/effects-examples.git" -b "master" && cd "effects-examples" && git reset --hard 7d1320eecat > Dockerfile <<'END-OF-DOCKERFILE'FROM freebsd-14.3-ocaml-5.4# freebsd-14.3-5.4_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 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef || git fetch origin master) && git reset -q --hard 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef && git log --no-decorate -n1 --oneline && opam update -uCOPY --chown=1000:1000 effects-examples.opam ./RUN opam pin add -yn effects-examples.dev './'RUN echo '(lang dune 3.0)' > './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.3.22.0 dune-configurator.3.22.0 lwt.6.1.1 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 $DEPSRUN opam install $DEPSCOPY --chown=1000:1000 . /srcRUN opam exec -- dune build @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-03-20 09:32.24: Using cache hint "ocaml-multicore/effects-examples-freebsd-14.3-ocaml-5.4-freebsd-14.3-5.4_opam-2.5-c8ea5ce6e1f83b238388671072324a9f"2026-03-20 09:32.24: Using OBuilder spec:((from freebsd-14.3-ocaml-5.4)(comment freebsd-14.3-5.4_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 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef || git fetch origin master) && git reset -q --hard 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef && git log --no-decorate -n1 --oneline && opam update -u"))(copy (src effects-examples.opam) (dst ./))(run (network host)(shell "opam pin add -yn effects-examples.dev './'"))(run (shell "echo '(lang dune 3.0)' > './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.3.22.0 dune-configurator.3.22.0 lwt.6.1.1 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 /home/opam/.opam/download-cache)))(network host)(shell "opam update --depexts && opam install --cli=2.5 --depext-only -y effects-examples.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")))2026-03-20 09:32.24: Waiting for resource in pool OCluster2026-03-20 09:32.24: Waiting for worker…2026-03-20 09:32.24: Got resource from pool OClusterBuilding on rosemaryHEAD is now at 8a7e80d Merge pull request #44 from ocaml-multicore/multicont-1.0.3HEAD is now at 7d1320e Update to OCaml 5.4.1(from freebsd-14.3-ocaml-5.4)2026-03-20 09:27.43 ---> using "463e9b939b79b2568bf98b05cff00f85b3ec5717170cf88773a44ae3b08f11e7" from cache/: (comment freebsd-14.3-5.4_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"))2026-03-20 09:27.44 ---> using "e61cc6f90204801db314d0aa3481b9199ff82a8a270abed9917e5690810c70ed" 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-repository2026-03-20 09:27.44 ---> using "991489237400f99acdd227f8234d37ac98134e18d1f3c091be7204acf59248ac" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))FreeBSD 14.3-RELEASE-p3The OCaml toplevel, version 5.4.02.5.02026-03-20 09:27.44 ---> using "add5f681a375911dcea6c14418d3635cba7f82294574aa9177e3a0a9fa01d5bd" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-03-20 09:27.45 ---> using "56f48ccddab22348a30c0beee9b14f69a3990eb0fbd9a0ccd0040d116cc1fce5" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef || git fetch origin master) && git reset -q --hard 9f189ca4f94fbb5f0045820bf3c4ffafb21145ef && git log --no-decorate -n1 --oneline && opam update -u"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEAD71325ac6ed..9f189ca4f9 master -> origin/master9f189ca4f9 Merge pull request #29562 from shonfeder/release-dune-3.22.0<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///home/opam/opam-repositoryEverything 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.2026-03-20 09:27.45 ---> using "d8b6246dbb70b16b03c68a053ab9f95afbbeadde38363417d37dd4be3056feea" from cache/src: (copy (src effects-examples.opam) (dst ./))2026-03-20 09:27.46 ---> saved as "0f0f06c63101cf7aef135ccf1aab1b0bb53c24555d18679f458967d1600cd043"/src: (run (network host)(shell "opam pin add -yn effects-examples.dev './'"))[NOTE] Package effects-examples does not exist in opam repositories registered in the current switch.[effects-examples.dev] synchronised (file:///src)[WARNING] Failed checks on effects-examples package definition from source at file:///src:warning 68: Missing field 'license'effects-examples is now pinned to file:///src (version dev)2026-03-20 09:27.47 ---> saved as "c6819fe29034b2cd99fc2774d65088c03e2cd83a8b747cb6ee3039ac8ea6a936"/src: (run (shell "echo '(lang dune 3.0)' > './dune-project'"))2026-03-20 09:27.47 ---> saved as "1bdcabe52d0a44cc3175b7ab447edbc8a8251dfbadd6cfbf6f8c702f8e3f6c4d"/src: (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.3.22.0 dune-configurator.3.22.0 lwt.6.1.1 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")/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 effects-examples.dev $DEPS"))[WARNING] Unknown update command for bsd, skipping system update<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>[effects-examples.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).2026-03-20 09:27.52 ---> saved as "2adb9fe86c25db8b2833c0ec872c6885b79b32dbe45c9fb860791e189d713562"/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 9 packages∗ base-bytes base∗ cppo 1.8.0∗ csexp 1.5.2∗ dune 3.22.0∗ dune-configurator 3.22.0∗ lwt 6.1.1∗ multicont 1.0.3∗ ocamlfind 1.9.8∗ ocplib-endian 1.2<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>⬇ retrieved csexp.1.5.2 (cached)⬇ retrieved cppo.1.8.0 (cached)⬇ retrieved lwt.6.1.1 (cached)⬇ retrieved ocamlfind.1.9.8 (cached)⬇ retrieved ocplib-endian.1.2 (cached)⬇ retrieved multicont.1.0.3 (https://github.com/dhil/ocaml-multicont/releases/download/v1.0.3/multicont-1.0.3.tbz)⬇ retrieved dune.3.22.0, dune-configurator.3.22.0 (cached)∗ installed ocamlfind.1.9.8∗ installed base-bytes.base∗ installed dune.3.22.0∗ installed csexp.1.5.2∗ installed cppo.1.8.0∗ installed ocplib-endian.1.2∗ installed dune-configurator.3.22.0∗ installed multicont.1.0.3∗ installed lwt.6.1.1Done.2026-03-20 09:28.36 ---> saved as "06acc14676c105bfc60c6eac3d45a4e778bc0a2c1227dd5149ba45d8f09541f1"/src: (copy (src .) (dst /src))2026-03-20 09:28.37 ---> saved as "2a9bc1afaa2073151e92544bc6fec25a0fd317d5c0a0d7cc755c5c8c4d0a092f"/src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))2026-03-20 09:28.38 ---> saved as "7eeaabc8e20a1883b633e0f76c744cc1e31cbe937569da8346bd532bcc2b8828"Job succeeded2026-03-20 09:33.20: Job succeeded