2025-10-18 16:34.19: New job: test ocaml-multicore/effects-examples https://github.com/ocaml-multicore/effects-examples.git#refs/heads/master (8a7e80dd29e68e2d05fe4b0399c8535a51f36395) (linux-x86_64:ubuntu-22.04-5.4_opam-2.4) Base: ocaml/opam:ubuntu-22.04-ocaml-5.4@sha256:4b849845cac64c924f2ba1b34ab28e692c38f93013d93f780f8f12566ab7be06 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 ocaml/opam:ubuntu-22.04-ocaml-5.4@sha256:4b849845cac64c924f2ba1b34ab28e692c38f93013d93f780f8f12566ab7be06 # ubuntu-22.04-5.4_opam-2.4 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" WORKDIR /src RUN sudo ln -f /usr/bin/opam-2.4 /usr/bin/opam RUN opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version WORKDIR /src RUN sudo chown opam /src RUN cd ~/opam-repository && (git cat-file -e c603e596bfaf195a5c1a3baf992b11c1de5ad35b || git fetch origin master) && git reset -q --hard c603e596bfaf195a5c1a3baf992b11c1de5ad35b && git log --no-decorate -n1 --oneline && opam update -u COPY --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.5.9.2 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=2.4 --depext-only -y effects-examples.dev $DEPS RUN opam install $DEPS COPY --chown=1000:1000 . /src RUN opam exec -- dune build @install @check @runtest && rm -rf _build END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2025-10-18 16:34.19: Using cache hint "ocaml-multicore/effects-examples-ocaml/opam:ubuntu-22.04-ocaml-5.4@sha256:4b849845cac64c924f2ba1b34ab28e692c38f93013d93f780f8f12566ab7be06-ubuntu-22.04-5.4_opam-2.4-74ae7d01de7b7360dd71029cc08f30b7" 2025-10-18 16:34.19: Using OBuilder spec: ((from ocaml/opam:ubuntu-22.04-ocaml-5.4@sha256:4b849845cac64c924f2ba1b34ab28e692c38f93013d93f780f8f12566ab7be06) (comment ubuntu-22.04-5.4_opam-2.4) (user (uid 1000) (gid 1000)) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (workdir /src) (run (shell "sudo ln -f /usr/bin/opam-2.4 /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 c603e596bfaf195a5c1a3baf992b11c1de5ad35b || git fetch origin master) && git reset -q --hard c603e596bfaf195a5c1a3baf992b11c1de5ad35b && 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.5.9.2 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=2.4 --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")) ) 2025-10-18 16:34.19: Waiting for resource in pool OCluster 2025-10-18 16:56.03: Waiting for worker… 2025-10-18 16:57.10: Got resource from pool OCluster Building on bremusa.ocamllabs.io All commits already cached HEAD is now at 8a7e80d Merge pull request #44 from ocaml-multicore/multicont-1.0.3 (from ocaml/opam:ubuntu-22.04-ocaml-5.4@sha256:4b849845cac64c924f2ba1b34ab28e692c38f93013d93f780f8f12566ab7be06) Unable to find image 'ocaml/opam:ubuntu-22.04-ocaml-5.4@sha256:4b849845cac64c924f2ba1b34ab28e692c38f93013d93f780f8f12566ab7be06' locally docker.io/ocaml/opam@sha256:4b849845cac64c924f2ba1b34ab28e692c38f93013d93f780f8f12566ab7be06: Pulling from ocaml/opam af6eca94c810: Already exists 35874924aa0a: Already exists 1addcd43e9a2: Already exists 4f73c2db8363: Already exists 4386d8dbb832: Already exists 4e40c047c9eb: Already exists e02efa5fbeb0: Already exists ddb408812e3f: Already exists 3122a3b1669b: Already exists a394d8c5d250: Already exists deae410034d9: Already exists e17c1588711b: Already exists da8af7f5fb44: Already exists bfd2caa5d08a: Already exists 6674449ba421: Already exists 18743c2bcc1d: Already exists 18743c2bcc1d: Already exists 4f4fb700ef54: Already exists 841888816ae9: Already exists 18d400b6558e: Already exists f8a56eb6c4e2: Already exists 4f4fb700ef54: Already exists 354be8b6a247: Already exists a4ee84fc0560: Already exists 3ab29b33bf13: Already exists 715dd9367ae6: Already exists 0060360391df: Already exists 6fb01c13bb1d: Already exists 0471be7f3e23: Already exists 83424cbee6cd: Already exists 3e0dde388c17: Already exists 5e876cc3ea93: Already exists 8a56b0f3a658: Already exists a038a235e8ed: Already exists b16488f1f0cc: Already exists e979953453c3: Already exists b9538eec7973: Already exists b8bddb841adb: Already exists 9b69d238a3b5: Already exists fc04645d1583: Already exists 65ab179b94ad: Pulling fs layer d38ca75d3d80: Pulling fs layer df883b603c31: Pulling fs layer 8c9bbc0e6dc0: Pulling fs layer 8bd34f75a024: Pulling fs layer 6c8931cda24b: Pulling fs layer 48a972d49be7: Pulling fs layer 8bd34f75a024: Waiting d38ca75d3d80: Waiting 6c8931cda24b: Waiting df883b603c31: Waiting 48a972d49be7: Waiting 8c9bbc0e6dc0: Waiting 65ab179b94ad: Waiting 65ab179b94ad: Verifying Checksum 65ab179b94ad: Download complete 65ab179b94ad: Pull complete d38ca75d3d80: Download complete d38ca75d3d80: Pull complete df883b603c31: Verifying Checksum df883b603c31: Download complete df883b603c31: Pull complete 8bd34f75a024: Verifying Checksum 8bd34f75a024: Download complete 6c8931cda24b: Verifying Checksum 6c8931cda24b: Download complete 48a972d49be7: Verifying Checksum 48a972d49be7: Download complete 8c9bbc0e6dc0: Verifying Checksum 8c9bbc0e6dc0: Download complete 8c9bbc0e6dc0: Pull complete 8bd34f75a024: Pull complete 6c8931cda24b: Pull complete 48a972d49be7: Pull complete Digest: sha256:4b849845cac64c924f2ba1b34ab28e692c38f93013d93f780f8f12566ab7be06 Status: Downloaded newer image for ocaml/opam@sha256:4b849845cac64c924f2ba1b34ab28e692c38f93013d93f780f8f12566ab7be06 2025-10-18 16:57.11 ---> using "375f7ea603b3a165957a286115e0ff93cc1b4b2b25160efeed90a01ee65cdc60" from cache /: (comment ubuntu-22.04-5.4_opam-2.4) /: (user (uid 1000) (gid 1000)) /: (env CLICOLOR_FORCE 1) /: (env OPAMCOLOR always) /: (workdir /src) /src: (run (shell "sudo ln -f /usr/bin/opam-2.4 /usr/bin/opam")) 2025-10-18 16:57.11 ---> using "ea97c2a0fb232af302182b803f58e26f48ac3bed2d39105664bd3b7048eea6f6" 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] y Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised 2025-10-18 16:57.11 ---> using "733761f0461ddddd36484d772896e4743caba423d1992f7c57256b627f5ca729" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-85-generic The OCaml toplevel, version 5.4.0 2.4.1 2025-10-18 16:57.11 ---> using "54f907621342151627fc36ab9ba6f1563e6a61cbbdde4baff5ef5406a73bd577" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2025-10-18 16:57.11 ---> using "8778e6eee76774959ee29badf06d7a137a05001eb132b558ca8edbf37fa8fd2a" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e c603e596bfaf195a5c1a3baf992b11c1de5ad35b || git fetch origin master) && git reset -q --hard c603e596bfaf195a5c1a3baf992b11c1de5ad35b && git log --no-decorate -n1 --oneline && opam update -u")) c603e596bf Merge pull request #28683 from Octachron/OCaml_5.4.0_release <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///home/opam/opam-repository Already up-to-date. Nothing to do. # To update the current shell environment, run: eval $(opam env) 2025-10-18 16:57.11 ---> using "2a8aa3535b25472d1db55e6edb700a24266eca08a74aca96a34872d572994c45" from cache /src: (copy (src effects-examples.opam) (dst ./)) 2025-10-18 16:57.11 ---> saved as "960a36a587d46a8e72205f3b495d62a1e9c9772dc10b7c1bfbdc1d7e2ff47d3c" /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) 2025-10-18 16:57.15 ---> saved as "7cdb9095bfa4497d8d6466b972b257da93345780653884bc68215f1ef0891c95" /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2025-10-18 16:57.16 ---> saved as "c93cdd2e79314e15c7dee92e80ce9fc7636536eac6d175a0d3f683ea250751d0" /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.5.9.2 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=2.4 --depext-only -y effects-examples.dev $DEPS")) + /usr/bin/sudo "apt-get" "update" - Hit:1 http://archive.ubuntu.com/ubuntu jammy InRelease - Get:2 http://archive.ubuntu.com/ubuntu jammy-updates InRelease [128 kB] - Get:3 http://archive.ubuntu.com/ubuntu jammy-backports InRelease [127 kB] - Get:4 http://security.ubuntu.com/ubuntu jammy-security InRelease [129 kB] - Get:5 http://archive.ubuntu.com/ubuntu jammy-updates/multiverse amd64 Packages [69.2 kB] - Get:6 http://archive.ubuntu.com/ubuntu jammy-updates/universe amd64 Packages [1594 kB] - Get:7 http://archive.ubuntu.com/ubuntu jammy-updates/restricted amd64 Packages [5988 kB] - Get:8 http://archive.ubuntu.com/ubuntu jammy-updates/main amd64 Packages [3778 kB] - Get:9 http://security.ubuntu.com/ubuntu jammy-security/restricted amd64 Packages [5742 kB] - Get:10 http://security.ubuntu.com/ubuntu jammy-security/universe amd64 Packages [1287 kB] - Get:11 http://security.ubuntu.com/ubuntu jammy-security/main amd64 Packages [3429 kB] - Fetched 22.3 MB in 3s (8054 kB/s) - Reading package lists... - <><> 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). 2025-10-18 16:57.43 ---> saved as "4758bb14dc5c39708916a9f2ae18c591b09023e16f5a98f1331f49517ad459e5" /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 5.9.2 - 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 lwt.5.9.2 (cached) -> retrieved multicont.1.0.3 (https://opam.ocaml.org/cache) -> 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.5.9.2 Done. # To update the current shell environment, run: eval $(opam env) 2025-10-18 16:59.56 ---> saved as "33b03ed5634aec6e4d380703228c7b9f45121990a5d425deddbf669e5f30f1a2" /src: (copy (src .) (dst /src)) 2025-10-18 16:59.56 ---> saved as "d77dc80d32a949b8173d14257602867ce309c244354b1e8f1de82e4e8915a769" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) 2025-10-18 16:59.57 ---> saved as "41c2e5a2a10bea273a440d17902cf93629315de0eba9265a0f2378ac93acda9f" Job succeeded 2025-10-18 16:59.57: Job succeeded