2026-04-03 11:36.16: New job: test ocaml-multicore/picos https://github.com/ocaml-multicore/picos.git#refs/heads/main (5d7e5581462babc241d577eddc84aeceecbb2073) (linux-x86_64:alpine-3.22-5.4_opam-2.5)Base: ocaml/opam:alpine-3.22-ocaml-5.4@sha256:7d7dd1f15b5b094a8c6ec589b462e81fe5f982c5d6f2ac4af2e5e3dcdc1525e5Opam project buildTo reproduce locally:git clone --recursive "https://github.com/ocaml-multicore/picos.git" -b "main" && cd "picos" && git reset --hard 5d7e5581cat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:alpine-3.22-ocaml-5.4@sha256:7d7dd1f15b5b094a8c6ec589b462e81fe5f982c5d6f2ac4af2e5e3dcdc1525e5# alpine-3.22-5.4_opam-2.5USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"WORKDIR /srcRUN 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 d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && git log --no-decorate -n1 --oneline && opam update -uCOPY --chown=1000:1000 picos_std.opam picos_mux.opam picos_meta.opam picos_lwt.opam picos_io_cohttp.opam picos_io.opam picos_aux.opam picos.opam ./RUN opam pin add -yn picos_std.dev './' && \opam pin add -yn picos_mux.dev './' && \opam pin add -yn picos_meta.dev './' && \opam pin add -yn picos_lwt.dev './' && \opam pin add -yn picos_io_cohttp.dev './' && \opam pin add -yn picos_io.dev './' && \opam pin add -yn picos_aux.dev './' && \opam pin add -yn picos.dev './'RUN echo '(lang dune 3.0)' > './dune-project'ENV DEPS="alcotest.1.9.1 angstrom.0.16.1 asn1-combinators.0.3.2 astring.0.8.5 backoff.0.1.1 base.v0.17.3 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base base64.3.5.2 bigstringaf.0.10.0 bos.0.2.1 ca-certs.1.0.1 camlp-streams.5.0.1 cmdliner.2.1.0 cohttp.6.2.1 cohttp-lwt.6.2.1 cohttp-lwt-unix.6.2.1 conduit.8.0.0 conduit-lwt.8.0.0 conduit-lwt-unix.8.0.0 conf-gmp.5 conf-gmp-powm-sec.4 conf-npm.1 conf-pkg-config.4 containers.3.18 cppo.1.8.0 csexp.1.5.2 digestif.1.3.0 domain-local-await.1.0.1 domain-name.0.5.0 domain_shims.0.1.0 dscheck.0.5.0 dune.3.22.1 dune-configurator.3.22.1 duration.0.2.1 either.1.0.0 eqaf.0.10 fmt.0.11.0 fpath.0.7.3 gen.1.1 gmap.0.3.0 http.6.2.1 ipaddr.5.6.2 ipaddr-sexp.5.6.2 js_of_ocaml.6.3.2 js_of_ocaml-compiler.6.3.2 kdf.1.0.0 logs.0.10.0 lwt.6.1.1 macaddr.5.6.2 magic-mime.1.3.1 mdx.2.5.2 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 mirage-crypto.2.1.0 mirage-crypto-ec.2.1.0 mirage-crypto-pk.2.1.0 mirage-crypto-rng.2.1.0 mtime.2.1.0 multicore-bench.0.1.7 multicore-magic.2.3.2 multicore-magic-dscheck.2.3.2 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-compiler-libs.v0.17.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.4 ocaml_intrinsics_kernel.v0.17.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 ohex.0.2.0 oseq.0.5.1 ppx_derivers.1.2.1 ppx_sexp_conv.v0.17.1 ppxlib.0.38.0 ppxlib_jane.v0.17.4 psq.0.2.1 ptime.1.2.0 qcheck-core.0.91 qcheck-multicoretests-util.0.10 qcheck-stm.0.10 re.1.14.0 result.1.5 rresult.0.7.0 sedlex.3.7 seq.base sexplib0.v0.17.0 stdlib-shims.0.3.0 stringext.1.6.0 thread-local-storage.0.2 thread-table.1.0.0 topkg.1.1.1 tsort.2.2.0 uri.4.4.0 uri-sexp.4.4.0 uutf.1.0.4 x509.1.0.6 yojson.3.0.0 zarith.1.14"ENV CI="true"ENV OCAMLCI="true"RUN opam update --depexts && opam install --cli=2.5 --depext-only -y picos_std.dev picos_mux.dev picos_meta.dev picos_lwt.dev picos_io_cohttp.dev picos_io.dev picos_aux.dev picos.dev $DEPSRUN opam install $DEPSCOPY --chown=1000:1000 . /srcRUN opam exec -- dune build @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-04-03 11:36.16: Using cache hint "ocaml-multicore/picos-ocaml/opam:alpine-3.22-ocaml-5.4@sha256:7d7dd1f15b5b094a8c6ec589b462e81fe5f982c5d6f2ac4af2e5e3dcdc1525e5-alpine-3.22-5.4_opam-2.5-4f733cd330dfaee20e687988ce3e82ad"2026-04-03 11:36.16: Using OBuilder spec:((from ocaml/opam:alpine-3.22-ocaml-5.4@sha256:7d7dd1f15b5b094a8c6ec589b462e81fe5f982c5d6f2ac4af2e5e3dcdc1525e5)(comment alpine-3.22-5.4_opam-2.5)(user (uid 1000) (gid 1000))(env CLICOLOR_FORCE 1)(env OPAMCOLOR always)(workdir /src)(run (shell "sudo ln -f /usr/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 d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && git log --no-decorate -n1 --oneline && opam update -u"))(copy (src picos_std.opam picos_mux.opam picos_meta.opam picos_lwt.opam picos_io_cohttp.opam picos_io.opam picos_aux.opam picos.opam)(dst ./))(run (network host)(shell "opam pin add -yn picos_std.dev './' && \\nopam pin add -yn picos_mux.dev './' && \\nopam pin add -yn picos_meta.dev './' && \\nopam pin add -yn picos_lwt.dev './' && \\nopam pin add -yn picos_io_cohttp.dev './' && \\nopam pin add -yn picos_io.dev './' && \\nopam pin add -yn picos_aux.dev './' && \\nopam pin add -yn picos.dev './'"))(run (shell "echo '(lang dune 3.0)' > './dune-project'"))(env DEPS "alcotest.1.9.1 angstrom.0.16.1 asn1-combinators.0.3.2 astring.0.8.5 backoff.0.1.1 base.v0.17.3 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base base64.3.5.2 bigstringaf.0.10.0 bos.0.2.1 ca-certs.1.0.1 camlp-streams.5.0.1 cmdliner.2.1.0 cohttp.6.2.1 cohttp-lwt.6.2.1 cohttp-lwt-unix.6.2.1 conduit.8.0.0 conduit-lwt.8.0.0 conduit-lwt-unix.8.0.0 conf-gmp.5 conf-gmp-powm-sec.4 conf-npm.1 conf-pkg-config.4 containers.3.18 cppo.1.8.0 csexp.1.5.2 digestif.1.3.0 domain-local-await.1.0.1 domain-name.0.5.0 domain_shims.0.1.0 dscheck.0.5.0 dune.3.22.1 dune-configurator.3.22.1 duration.0.2.1 either.1.0.0 eqaf.0.10 fmt.0.11.0 fpath.0.7.3 gen.1.1 gmap.0.3.0 http.6.2.1 ipaddr.5.6.2 ipaddr-sexp.5.6.2 js_of_ocaml.6.3.2 js_of_ocaml-compiler.6.3.2 kdf.1.0.0 logs.0.10.0 lwt.6.1.1 macaddr.5.6.2 magic-mime.1.3.1 mdx.2.5.2 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 mirage-crypto.2.1.0 mirage-crypto-ec.2.1.0 mirage-crypto-pk.2.1.0 mirage-crypto-rng.2.1.0 mtime.2.1.0 multicore-bench.0.1.7 multicore-magic.2.3.2 multicore-magic-dscheck.2.3.2 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-compiler-libs.v0.17.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.4 ocaml_intrinsics_kernel.v0.17.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 ohex.0.2.0 oseq.0.5.1 ppx_derivers.1.2.1 ppx_sexp_conv.v0.17.1 ppxlib.0.38.0 ppxlib_jane.v0.17.4 psq.0.2.1 ptime.1.2.0 qcheck-core.0.91 qcheck-multicoretests-util.0.10 qcheck-stm.0.10 re.1.14.0 result.1.5 rresult.0.7.0 sedlex.3.7 seq.base sexplib0.v0.17.0 stdlib-shims.0.3.0 stringext.1.6.0 thread-local-storage.0.2 thread-table.1.0.0 topkg.1.1.1 tsort.2.2.0 uri.4.4.0 uri-sexp.4.4.0 uutf.1.0.4 x509.1.0.6 yojson.3.0.0 zarith.1.14")(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 picos_std.dev picos_mux.dev picos_meta.dev picos_lwt.dev picos_io_cohttp.dev picos_io.dev picos_aux.dev picos.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")))2026-04-03 11:36.16: Waiting for resource in pool OCluster2026-04-03 14:21.11: Waiting for worker…2026-04-03 14:27.29: Got resource from pool OClusterBuilding on laodoke.caelum.ci.devAll commits already cachedHEAD is now at 5d7e558 Add support for OCaml 5.5(from ocaml/opam:alpine-3.22-ocaml-5.4@sha256:7d7dd1f15b5b094a8c6ec589b462e81fe5f982c5d6f2ac4af2e5e3dcdc1525e5)2026-04-03 14:27.30 ---> using "8e7368a35b514e2f693b7ef97549c85525e506baecfd9cb71dfa7c1285b9bf9e" from cache/: (comment alpine-3.22-5.4_opam-2.5)/: (user (uid 1000) (gid 1000))/: (env CLICOLOR_FORCE 1)/: (env OPAMCOLOR always)/: (workdir /src)/src: (run (shell "sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam"))2026-04-03 14:27.30 ---> using "5de1607ed24a4d9a94f038b30a5d26051019ad9d567bd9b920207c8a8790958e" 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[NOTE] The 'jobs' option was reset, its value was 255 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=255 --globalFormat upgrade done.<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>[default] Initialised2026-04-03 14:27.30 ---> using "9a9c4e5cee84ea1f4dd03ef20c73db2f8677135dce421b26bfc6a84a6e4cec86" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 6.8.0-106-genericThe OCaml toplevel, version 5.4.02.5.02026-04-03 14:27.30 ---> using "667074f5be2334a92415ceab74ec15bb59d47bdf0e2beb825eaa389555f40c78" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-04-03 14:27.30 ---> using "33c7b91e3a3fd17dd0b670dfb64c2fe390ea331270d4439429317512d6a40df2" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && git log --no-decorate -n1 --oneline && opam update -u"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEADa6b2f19780..d06cfb1853 master -> origin/masterd06cfb1853 Merge pull request #29632 from shonfeder/release-dune-3.22.1<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///home/opam/opam-repositoryEverything as up-to-date as possibleHowever, 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.# To update the current shell environment, run: eval $(opam env)2026-04-03 14:27.30 ---> using "6f26515f2f1bcb2e781931afc1b31788cd239eb201bd4d4470733eabc2130b77" from cache/src: (copy (src picos_std.opam picos_mux.opam picos_meta.opam picos_lwt.opam picos_io_cohttp.opam picos_io.opam picos_aux.opam picos.opam)(dst ./))2026-04-03 14:27.30 ---> using "fba0bb0c54aee24e8545e3674ca7b1a43ed93c032174d3f225ee678ce8d64dcc" from cache/src: (run (network host)(shell "opam pin add -yn picos_std.dev './' && \\nopam pin add -yn picos_mux.dev './' && \\nopam pin add -yn picos_meta.dev './' && \\nopam pin add -yn picos_lwt.dev './' && \\nopam pin add -yn picos_io_cohttp.dev './' && \\nopam pin add -yn picos_io.dev './' && \\nopam pin add -yn picos_aux.dev './' && \\nopam pin add -yn picos.dev './'"))[picos_std.dev] synchronised (file:///src)picos_std is now pinned to file:///src (version dev)[picos_mux.dev] synchronised (file:///src)picos_mux is now pinned to file:///src (version dev)[picos_meta.dev] synchronised (file:///src)picos_meta is now pinned to file:///src (version dev)[picos_lwt.dev] synchronised (file:///src)picos_lwt is now pinned to file:///src (version dev)[picos_io_cohttp.dev] synchronised (file:///src)picos_io_cohttp is now pinned to file:///src (version dev)[picos_io.dev] synchronised (file:///src)picos_io is now pinned to file:///src (version dev)[picos_aux.dev] synchronised (file:///src)picos_aux is now pinned to file:///src (version dev)[picos.dev] synchronised (file:///src)picos is now pinned to file:///src (version dev)2026-04-03 14:27.30 ---> using "7d5593a08175e6b2aac23c0aaea9a57085400c6d914a824c5353bda6e1a73bec" from cache/src: (run (shell "echo '(lang dune 3.0)' > './dune-project'"))2026-04-03 14:27.30 ---> using "feee2bc05fefd6e152bd67a210d580234aeb958330c7b5d612fbce8095012606" from cache/src: (env DEPS "alcotest.1.9.1 angstrom.0.16.1 asn1-combinators.0.3.2 astring.0.8.5 backoff.0.1.1 base.v0.17.3 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base base64.3.5.2 bigstringaf.0.10.0 bos.0.2.1 ca-certs.1.0.1 camlp-streams.5.0.1 cmdliner.2.1.0 cohttp.6.2.1 cohttp-lwt.6.2.1 cohttp-lwt-unix.6.2.1 conduit.8.0.0 conduit-lwt.8.0.0 conduit-lwt-unix.8.0.0 conf-gmp.5 conf-gmp-powm-sec.4 conf-npm.1 conf-pkg-config.4 containers.3.18 cppo.1.8.0 csexp.1.5.2 digestif.1.3.0 domain-local-await.1.0.1 domain-name.0.5.0 domain_shims.0.1.0 dscheck.0.5.0 dune.3.22.1 dune-configurator.3.22.1 duration.0.2.1 either.1.0.0 eqaf.0.10 fmt.0.11.0 fpath.0.7.3 gen.1.1 gmap.0.3.0 http.6.2.1 ipaddr.5.6.2 ipaddr-sexp.5.6.2 js_of_ocaml.6.3.2 js_of_ocaml-compiler.6.3.2 kdf.1.0.0 logs.0.10.0 lwt.6.1.1 macaddr.5.6.2 magic-mime.1.3.1 mdx.2.5.2 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 mirage-crypto.2.1.0 mirage-crypto-ec.2.1.0 mirage-crypto-pk.2.1.0 mirage-crypto-rng.2.1.0 mtime.2.1.0 multicore-bench.0.1.7 multicore-magic.2.3.2 multicore-magic-dscheck.2.3.2 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-compiler-libs.v0.17.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.4 ocaml_intrinsics_kernel.v0.17.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 ohex.0.2.0 oseq.0.5.1 ppx_derivers.1.2.1 ppx_sexp_conv.v0.17.1 ppxlib.0.38.0 ppxlib_jane.v0.17.4 psq.0.2.1 ptime.1.2.0 qcheck-core.0.91 qcheck-multicoretests-util.0.10 qcheck-stm.0.10 re.1.14.0 result.1.5 rresult.0.7.0 sedlex.3.7 seq.base sexplib0.v0.17.0 stdlib-shims.0.3.0 stringext.1.6.0 thread-local-storage.0.2 thread-table.1.0.0 topkg.1.1.1 tsort.2.2.0 uri.4.4.0 uri-sexp.4.4.0 uutf.1.0.4 x509.1.0.6 yojson.3.0.0 zarith.1.14")/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 picos_std.dev picos_mux.dev picos_meta.dev picos_lwt.dev picos_io_cohttp.dev picos_io.dev picos_aux.dev picos.dev $DEPS"))+ /usr/bin/sudo "apk" "update"- fetch https://dl-cdn.alpinelinux.org/alpine/v3.22/main/x86_64/APKINDEX.tar.gz- fetch https://dl-cdn.alpinelinux.org/alpine/v3.22/community/x86_64/APKINDEX.tar.gz- fetch https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz- fetch https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz- fetch https://dl-cdn.alpinelinux.org/alpine/edge/testing/x86_64/APKINDEX.tar.gz- v3.22.3-105-g58283386ebd [https://dl-cdn.alpinelinux.org/alpine/v3.22/main]- v3.22.3-104-g8c092017342 [https://dl-cdn.alpinelinux.org/alpine/v3.22/community]- v20260127-6768-gd16d42788af [https://dl-cdn.alpinelinux.org/alpine/edge/main]- v20260127-6767-g36dee748e29 [https://dl-cdn.alpinelinux.org/alpine/edge/community]- v20260127-6759-g1123566d33e [https://dl-cdn.alpinelinux.org/alpine/edge/testing]- OK: 61159 distinct packages available[ERROR] Package ppxlib has no version 0.38.0."/usr/bin/env" "bash" "-c" "opam update --depexts && opam install --cli=2.5 --depext-only -y picos_std.dev picos_mux.dev picos_meta.dev picos_lwt.dev picos_io_cohttp.dev picos_io.dev picos_aux.dev picos.dev $DEPS" failed with exit status 52026-04-03 14:27.35: Job failed: Failed: Build failed