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) (linux-x86_64:fedora-42-5.4_opam-2.5)Base: ocaml/opam:fedora-42-ocaml-5.4@sha256:44a2fa355bf085feb5191432c04fbd33a2c7c15c6c8330260e0d3efcf1549174Opam project buildTo reproduce locally:git clone --recursive "https://github.com/ocaml-multicore/effects-examples.git" -b "master" && cd "effects-examples" && git reset --hard 8a7e80ddcat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:fedora-42-ocaml-5.4@sha256:44a2fa355bf085feb5191432c04fbd33a2c7c15c6c8330260e0d3efcf1549174# fedora-42-5.4_opam-2.5USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"WORKDIR /srcRUN sudo dnf install -y findutilsRUN sudo ln -f /usr/bin/opam-2.5 /usr/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 7d22a58614c38be74d79ae6ef2b64994ca4ffef0 || git fetch origin master) && git reset -q --hard 7d22a58614c38be74d79ae6ef2b64994ca4ffef0 && 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.3.20.2 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 $DEPSRUN opam install $DEPSCOPY --chown=1000:1000 . /srcRUN opam exec -- dune build @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-01-12 14:12.44: Using cache hint "ocaml-multicore/effects-examples-ocaml/opam:fedora-42-ocaml-5.4@sha256:44a2fa355bf085feb5191432c04fbd33a2c7c15c6c8330260e0d3efcf1549174-fedora-42-5.4_opam-2.5-3c40eed6e97307e7ea0e83d7ef25a649"2026-01-12 14:12.44: Using OBuilder spec:((from ocaml/opam:fedora-42-ocaml-5.4@sha256:44a2fa355bf085feb5191432c04fbd33a2c7c15c6c8330260e0d3efcf1549174)(comment fedora-42-5.4_opam-2.5)(user (uid 1000) (gid 1000))(env CLICOLOR_FORCE 1)(env OPAMCOLOR always)(workdir /src)(run (network host)(shell "sudo dnf install -y findutils"))(run (shell "sudo ln -f /usr/bin/opam-2.5 /usr/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 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 ./))(run (network host)(shell "opam pin add -yn effects-examples.dev './'"))(run (network host)(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.3.20.2 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 /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")))2026-01-12 14:12.44: Waiting for resource in pool OCluster2026-01-13 20:35.25: Waiting for worker…2026-01-13 20:40.00: Got resource from pool OClusterBuilding on odawa.caelum.ci.devAll commits already cachedHEAD is now at 8a7e80d Merge pull request #44 from ocaml-multicore/multicont-1.0.3(from ocaml/opam:fedora-42-ocaml-5.4@sha256:44a2fa355bf085feb5191432c04fbd33a2c7c15c6c8330260e0d3efcf1549174)2026-01-13 20:55.21 ---> using "b36436dc0a54692b61a9e9b5101ae33d5a0f9d66e13662251127e35c6de973f9" from cache/: (comment fedora-42-5.4_opam-2.5)/: (user (uid 1000) (gid 1000))/: (env CLICOLOR_FORCE 1)/: (env OPAMCOLOR always)/: (workdir /src)/src: (run (network host)(shell "sudo dnf install -y findutils"))Updating and loading repositories:Fedora 42 - x86_64 100% | 13.9 KiB/s | 22.8 KiB | 00m02sFedora 42 openh264 (From Cisco) - x86_ 100% | 817.0 B/s | 986.0 B | 00m01sFedora 42 - x86_64 - Updates 100% | 33.5 KiB/s | 21.2 KiB | 00m01sRepositories loaded.Package "findutils-1:4.10.0-5.fc42.x86_64" is already installed.Nothing to do.2026-01-13 20:55.21 ---> using "35baf96c0a1244f6afe04d669a548c6cc3e2fd1a4fc674841b290f4712d91f07" from cache/src: (run (shell "sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam"))2026-01-13 20:55.21 ---> using "2a8d3b888cf82395df486b0aa3a7790c6d69ea4184e7ff969134667205d6d46b" 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 2.0 to version 2.2, which can't be reverted.You may want to back it up before going further.Continue? [Y/n] yFormat upgrade done.<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>[default] Initialised2026-01-13 20:55.21 ---> using "d50fe6679d6314b4384888cd6b2ed8f088a2a778ae8dbe59fdaa0320d1b16de5" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 6.8.0-87-genericThe OCaml toplevel, version 5.4.02.5.02026-01-13 20:55.21 ---> using "3eec6e2fec5af9f3d1fff075775acaae5cb2adc2b6393ef51388ac5ddb40cb39" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-01-13 20:55.21 ---> using "f119d93260cf0a8d8942c1cbdddc5e53780c46c9c3e2540ffb2beaae9aae058b" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(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_HEADee48e882f0..df0b753b90 master -> origin/master7d22a58614 Merge pull request #29184 from raphael-proust/opam-publish-lwt.6.0.0<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///home/opam/opam-repositoryAlready up-to-date.Nothing to do.# To update the current shell environment, run: eval $(opam env)2026-01-13 20:55.21 ---> using "56c4b8528888a97545abdaa5c4dc08e616d6d0524451ef6ffb50f6bc33005be4" from cache/src: (copy (src effects-examples.opam) (dst ./))2026-01-13 20:55.21 ---> saved as "0837419cf09f4aa4ba7c0875112d386e90d90641385e12dcefe02ce3f78d32d0"/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)2026-01-13 20:55.22 ---> saved as "ba250c74e590da9feb3ee716a55b186c8092a4fd0cd9f191d7def6984701c647"/src: (run (network host)(shell "echo '(lang dune 3.0)' > './dune-project'"))2026-01-13 20:55.22 ---> saved as "3da54113d301f172b4fcc11d47f8235424b54cfe2ebc424588a874e8f84b5825"/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.3.20.2 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")/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"))+ /usr/sbin/sudo "yum" "makecache"- Updating and loading repositories:- Repositories loaded.- Metadata cache created.<><> 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).# To update the current shell environment, run: eval $(opam env)2026-01-13 20:55.28 ---> saved as "0f01e05656fb040068c15478de87c1d5362db7aeba8d9f9e8dee3ac2a8acb334"/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- 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 cppo.1.8.0 (cached)-> retrieved csexp.1.5.2 (cached)-> retrieved multicont.1.0.3 (cached)-> retrieved lwt.6.0.0 (cached)-> retrieved dune.3.20.2, dune-configurator.3.20.2 (cached)-> retrieved ocamlfind.1.9.8 (cached)-> retrieved ocplib-endian.1.2 (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.6.0.0Done.# To update the current shell environment, run: eval $(opam env)2026-01-13 20:55.58 ---> saved as "63377d0c248c2d23b0b7e936dc57baf34e26963a090b767ca179ddff596ce2b3"/src: (copy (src .) (dst /src))2026-01-13 20:55.58 ---> saved as "aa3362c800520587b8e2231c7aad58d5b932f6a73ff4f302c1dda5c810f92442"/src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))2026-01-13 20:55.58 ---> saved as "65e640e51b42ace8271f60def0485c532fe9a78837f8a9bb9a0b1bf313e78a5b"Job succeeded2026-01-13 20:55.58: Job succeeded