2026-03-14 08:50.04: New job: test ocaml-multicore/lwt_eio https://github.com/ocaml-multicore/lwt_eio.git#refs/pull/31/head (5f8bf1e7af33590683ee45151894d7b9a20607f0) (linux-x86_64:opensuse-15.6-5.4_opam-2.5)Base: ocaml/opam:opensuse-15.6-ocaml-5.4@sha256:effc88b5c29636e2a2c6cb1098771062d091bda2846d151c20cf377b7e7f4041Opam project buildTo reproduce locally:git clone --recursive "https://github.com/ocaml-multicore/lwt_eio.git" && cd "lwt_eio" && git fetch origin "refs/pull/31/head" && git reset --hard 5f8bf1e7cat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:opensuse-15.6-ocaml-5.4@sha256:effc88b5c29636e2a2c6cb1098771062d091bda2846d151c20cf377b7e7f4041# opensuse-15.6-5.4_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 31462e7d24da1419f9eb9099a0b60ea507d91ef6 || git fetch origin master) && git reset -q --hard 31462e7d24da1419f9eb9099a0b60ea507d91ef6 && git log --no-decorate -n1 --oneline && opam update -uCOPY --chown=1000:1000 lwt_eio.opam ./RUN opam pin add -yn lwt_eio.dev './'RUN echo '(lang dune 3.0)' > './dune-project'ENV DEPS="astring.0.8.5 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base bigstringaf.0.10.0 camlp-streams.5.0.1 cmdliner.2.1.0 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 domain-local-await.1.0.1 dune.3.21.1 dune-configurator.3.21.1 eio.1.3 eio_linux.1.3 eio_main.1.3 eio_posix.1.3 fmt.0.11.0 hmap.0.8.1 iomux.0.4 logs.0.10.0 lwt.6.1.1 lwt-dllist.1.1.0 mdx.2.5.1 mtime.2.1.0 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-version.4.0.3 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 optint.0.3.0 psq.0.2.1 re.1.14.0 result.1.5 seq.base thread-table.1.0.0 topkg.1.1.1 uring.2.7.0"ENV CI="true"ENV OCAMLCI="true"RUN opam update --depexts && opam install --cli=2.5 --depext-only -y lwt_eio.dev $DEPSRUN opam install $DEPSCOPY --chown=1000:1000 . /srcRUN opam exec -- dune build @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-03-14 08:50.04: Using cache hint "ocaml-multicore/lwt_eio-ocaml/opam:opensuse-15.6-ocaml-5.4@sha256:effc88b5c29636e2a2c6cb1098771062d091bda2846d151c20cf377b7e7f4041-opensuse-15.6-5.4_opam-2.5-b5a99a48b0149651c3c7a59ae60f9ea0"2026-03-14 08:50.04: Using OBuilder spec:((from ocaml/opam:opensuse-15.6-ocaml-5.4@sha256:effc88b5c29636e2a2c6cb1098771062d091bda2846d151c20cf377b7e7f4041)(comment opensuse-15.6-5.4_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 31462e7d24da1419f9eb9099a0b60ea507d91ef6 || git fetch origin master) && git reset -q --hard 31462e7d24da1419f9eb9099a0b60ea507d91ef6 && git log --no-decorate -n1 --oneline && opam update -u"))(copy (src lwt_eio.opam) (dst ./))(run (network host)(shell "opam pin add -yn lwt_eio.dev './'"))(run (shell "echo '(lang dune 3.0)' > './dune-project'"))(env DEPS "astring.0.8.5 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base bigstringaf.0.10.0 camlp-streams.5.0.1 cmdliner.2.1.0 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 domain-local-await.1.0.1 dune.3.21.1 dune-configurator.3.21.1 eio.1.3 eio_linux.1.3 eio_main.1.3 eio_posix.1.3 fmt.0.11.0 hmap.0.8.1 iomux.0.4 logs.0.10.0 lwt.6.1.1 lwt-dllist.1.1.0 mdx.2.5.1 mtime.2.1.0 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-version.4.0.3 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 optint.0.3.0 psq.0.2.1 re.1.14.0 result.1.5 seq.base thread-table.1.0.0 topkg.1.1.1 uring.2.7.0")(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 lwt_eio.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")))2026-03-14 08:50.04: Waiting for resource in pool OCluster2026-03-14 09:35.22: Waiting for worker…2026-03-14 09:40.35: Got resource from pool OClusterBuilding on asteria.caelum.ci.devhint: Using 'master' as the name for the initial branch. This default branch namehint: is subject to change. To configure the initial branch name to use in allhint: of your new repositories, which will suppress this warning, call:hint:hint: git config --global init.defaultBranch <name>hint:hint: Names commonly chosen instead of 'master' are 'main', 'trunk' andhint: 'development'. The just-created branch can be renamed via this command:hint:hint: git branch -m <name>Initialized empty Git repository in /var/cache/obuilder/ocluster/git/lwt_eio.git-03549f0b94e06ebe87f28d868bc80903bc20db5a/.git/HEAD is now at 5f8bf1e compatibility with lwt.6(from ocaml/opam:opensuse-15.6-ocaml-5.4@sha256:effc88b5c29636e2a2c6cb1098771062d091bda2846d151c20cf377b7e7f4041)2026-03-14 09:40.42 ---> using "ef7fcc773164a50ac7c6190f2fe405e5d17bf12eddb2fc6cbe71b9e48747f47a" from cache/: (comment opensuse-15.6-5.4_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"))2026-03-14 09:40.42 ---> using "de099de23ed215e5aa934a37013d9d90f80af6c95f1126a36c1dafd3f0c2771a" 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] Initialised2026-03-14 09:40.42 ---> using "e4567fea59e9f89f28721481af1347ec0e49e166b623b782f9469b741d323d8a" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 6.8.0-101-genericThe OCaml toplevel, version 5.4.02.5.02026-03-14 09:40.43 ---> using "ca5e94ca25f331100bb4ff662a4a576c2a692e3deb6b97773656fd20c750ac37" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-03-14 09:40.43 ---> using "a18645d69895a2ac0663dd277250036df2b7d0221e78508f58b24710dd49f470" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e 31462e7d24da1419f9eb9099a0b60ea507d91ef6 || git fetch origin master) && git reset -q --hard 31462e7d24da1419f9eb9099a0b60ea507d91ef6 && git log --no-decorate -n1 --oneline && opam update -u"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEAD3109384a92..31462e7d24 master -> origin/master31462e7d24 Merge pull request #29451 from dra27/relocatable-package<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///home/opam/opam-repositoryEverything as up-to-date as possible (run with --verbose to show unavailable upgrades).However, 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)2026-03-14 09:40.43 ---> using "a96635f4b7ccfdcb53a40e835f8cd26ebf082e6019ab576ebbabe55ea1d042b3" from cache/src: (copy (src lwt_eio.opam) (dst ./))2026-03-14 09:40.45 ---> saved as "740bae9f1c70a6442a28aa5ea128099465f793612d634c035888e302934ff5c2"/src: (run (network host)(shell "opam pin add -yn lwt_eio.dev './'"))[lwt_eio.dev] synchronised (file:///src)lwt_eio is now pinned to file:///src (version dev)2026-03-14 09:40.48 ---> saved as "5593736059779f0915ca1d0c2c99e77503706bb274d46c2cbb6863b9107e0c69"/src: (run (shell "echo '(lang dune 3.0)' > './dune-project'"))2026-03-14 09:40.50 ---> saved as "113609d16027f7d3e6d5aed9296827c052c0e66595282f647c47279cf1e7e726"/src: (env DEPS "astring.0.8.5 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base bigstringaf.0.10.0 camlp-streams.5.0.1 cmdliner.2.1.0 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 domain-local-await.1.0.1 dune.3.21.1 dune-configurator.3.21.1 eio.1.3 eio_linux.1.3 eio_main.1.3 eio_posix.1.3 fmt.0.11.0 hmap.0.8.1 iomux.0.4 logs.0.10.0 lwt.6.1.1 lwt-dllist.1.1.0 mdx.2.5.1 mtime.2.1.0 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-version.4.0.3 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 optint.0.3.0 psq.0.2.1 re.1.14.0 result.1.5 seq.base thread-table.1.0.0 topkg.1.1.1 uring.2.7.0")/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 lwt_eio.dev $DEPS"))+ /usr/bin/sudo "zypper" "--non-interactive" "refresh"- Retrieving repository 'Update repository of openSUSE Backports' metadata [..- Looking for gpg keys in repository Update repository of openSUSE Backports.- gpgkey=http://download.opensuse.org/update/leap/15.6/backports/repodata/repomd.xml.key- ...- .....- ....- ....- ....- ....- ....- ............done]- Building repository 'Update repository of openSUSE Backports' cache [..- ..done]- Retrieving repository 'Update repository with updates from SUSE Linux Enterprise 15' metadata [.- .- Looking for gpg keys in repository Update repository with updates from SUSE Linux Enterprise 15.- gpgkey=http://download.opensuse.org/update/leap/15.6/sle/repodata/repomd.xml.key- ......- ....- ....- ....- ....- ............- .........- ..........- .........- ..........- ..........- ..........- ..........- .......- .........- .......- .........- ........- ........- .......- ..........- ..........- ..........- .........- .......- .....- .........- ..........- ..........- ....- .....- ..........- ..........- ..........- ............- .....done]- Building repository 'Update repository with updates from SUSE Linux Enterprise 15' cache [..- ..done]- Repository 'Main Update Repository' is up to date.- Repository 'Update Repository (Non-Oss)' is up to date.- Repository 'Non-OSS Repository' is up to date.- Repository 'Main Repository' is up to date.- All repositories have been refreshed.<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>[lwt_eio.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)2026-03-14 09:42.05 ---> saved as "472d8015cc9faaf662111abe36613cff17bf91d5adcad2dda01924bcc45b8d8f"/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 35 packages- install astring 0.8.5- install base-bytes base- install bigstringaf 0.10.0- install camlp-streams 5.0.1- install cmdliner 2.1.0- install cppo 1.8.0- install csexp 1.5.2- install cstruct 6.2.0- install domain-local-await 1.0.1- install dune 3.21.1- install dune-configurator 3.21.1- install eio 1.3- install eio_linux 1.3- install eio_main 1.3- install eio_posix 1.3- install fmt 0.11.0- install hmap 0.8.1- install iomux 0.4- install logs 0.10.0- install lwt 6.1.1- install lwt-dllist 1.1.0- install mdx 2.5.1- install mtime 2.1.0- install ocaml-version 4.0.3- install ocamlbuild 0.16.1- install ocamlfind 1.9.8- install ocplib-endian 1.2- install optint 0.3.0- install psq 0.2.1- install re 1.14.0- install result 1.5- install seq base- install thread-table 1.0.0- install topkg 1.1.1- install uring 2.7.0<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>-> retrieved astring.0.8.5 (cached)-> retrieved bigstringaf.0.10.0 (cached)-> retrieved camlp-streams.5.0.1 (cached)-> retrieved cppo.1.8.0 (cached)-> retrieved cmdliner.2.1.0 (cached)-> retrieved csexp.1.5.2 (cached)-> retrieved cstruct.6.2.0 (cached)-> retrieved domain-local-await.1.0.1 (cached)-> retrieved fmt.0.11.0 (cached)-> retrieved hmap.0.8.1 (cached)-> retrieved iomux.0.4 (cached)-> retrieved logs.0.10.0 (cached)-> retrieved eio.1.3, eio_linux.1.3, eio_main.1.3, eio_posix.1.3 (cached)-> retrieved lwt.6.1.1 (cached)-> retrieved lwt-dllist.1.1.0 (cached)-> retrieved mtime.2.1.0 (cached)-> retrieved ocaml-version.4.0.3 (cached)-> retrieved mdx.2.5.1 (cached)-> retrieved ocamlbuild.0.16.1 (cached)-> retrieved ocamlfind.1.9.8 (cached)-> retrieved ocplib-endian.1.2 (cached)-> retrieved optint.0.3.0 (cached)-> retrieved psq.0.2.1 (cached)-> retrieved result.1.5 (cached)-> retrieved seq.base (cached)-> installed seq.base-> retrieved re.1.14.0 (cached)-> retrieved thread-table.1.0.0 (cached)-> retrieved dune.3.21.1, dune-configurator.3.21.1 (cached)-> retrieved topkg.1.1.1 (cached)-> retrieved uring.2.7.0 (cached)-> installed cmdliner.2.1.0-> installed ocamlbuild.0.16.1-> installed ocamlfind.1.9.8-> installed base-bytes.base-> installed topkg.1.1.1-> installed hmap.0.8.1-> installed mtime.2.1.0-> installed fmt.0.11.0-> installed astring.0.8.5-> installed dune.3.21.1-> installed lwt-dllist.1.1.0-> installed csexp.1.5.2-> installed camlp-streams.5.0.1-> installed cppo.1.8.0-> installed cstruct.6.2.0-> installed ocaml-version.4.0.3-> installed optint.0.3.0-> installed psq.0.2.1-> installed re.1.14.0-> installed result.1.5-> installed thread-table.1.0.0-> installed ocplib-endian.1.2-> installed domain-local-await.1.0.1-> installed dune-configurator.3.21.1-> installed bigstringaf.0.10.0-> installed iomux.0.4-> installed eio.1.3-> installed uring.2.7.0-> installed lwt.6.1.1-> installed eio_linux.1.3-> installed eio_posix.1.3-> installed eio_main.1.3-> installed logs.0.10.0-> installed mdx.2.5.1Done.# To update the current shell environment, run: eval $(opam env)2026-03-14 09:42.49 ---> saved as "408dcf0f689995fb0a653e924fd82de41dcc078e198ea3e850dcef4620f78fc4"/src: (copy (src .) (dst /src))2026-03-14 09:42.56 ---> saved as "b65a70de4f0ff2e318654eb981c1194f84fc986d79fd531a1ae97caabb431b56"/src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))File "test/test.md", line 1, characters 0-0:/usr/bin/git --no-pager diff --no-index --color=always -u _build/default/test/test.md _build/default/test/.mdx/test.md.correcteddiff --git a/_build/default/test/test.md b/_build/default/test/.mdx/test.md.correctedindex 7a9272f..ac6774e 100644--- a/_build/default/test/test.md+++ b/_build/default/test/.mdx/test.md.corrected@@ -41,20 +41,20 @@ Lwt and Eio fibers don't block each other:);;+eio: i = 1+ lwt: i = 1-+ lwt: i = 2+eio: i = 2-+ lwt: i = 3++ lwt: i = 2+eio: i = 3-+ lwt: i = 4++ lwt: i = 3+eio: i = 4-+ lwt: i = 5++ lwt: i = 4+eio: i = 5-+ lwt: i = 6++ lwt: i = 5+eio: i = 6-+ lwt: i = 7++ lwt: i = 6+eio: i = 7-+ lwt: i = 8++ lwt: i = 7+eio: i = 8++ lwt: i = 8- : unit = ()```"/usr/bin/env" "bash" "-c" "opam exec -- dune build @install @check @runtest && rm -rf _build" failed with exit status 12026-03-14 09:43.02: Job failed: Failed: Build failed