2025-10-13 23:33.22: New job: test ocsigen/lwt https://github.com/ocsigen/lwt.git#refs/heads/lwt-6-runtime-events (f462038bf486c4a5098942f6c283f239ef387a89) (linux-x86_64:ubuntu-25.04-5.3_opam-2.4)Base: ocaml/opam:ubuntu-25.04-ocaml-5.3@sha256:b161be7c60f9b6ee9139d3f8ffb966f1e1710c11a1a8379dc4d2fa62c24eaf19Opam project buildTo reproduce locally:git clone --recursive "https://github.com/ocsigen/lwt.git" -b "lwt-6-runtime-events" && cd "lwt" && git reset --hard f462038bcat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:ubuntu-25.04-ocaml-5.3@sha256:b161be7c60f9b6ee9139d3f8ffb966f1e1710c11a1a8379dc4d2fa62c24eaf19# ubuntu-25.04-5.3_opam-2.4USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"WORKDIR /srcRUN sudo ln -f /usr/bin/opam-2.4 /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 6ef6813522b6ea29933f6451236a1639bdbaec61 || git fetch origin master) && git reset -q --hard 6ef6813522b6ea29933f6451236a1639bdbaec61 && git log --no-decorate -n1 --oneline && opam update -uCOPY --chown=1000:1000 lwt_retry.opam lwt_react.opam lwt_ppx__ppx_let_tests.opam lwt_ppx.opam lwt_direct.opam lwt.opam ./RUN opam pin add -yn lwt_retry.dev './' && \opam pin add -yn lwt_react.dev './' && \opam pin add -yn lwt_ppx__ppx_let_tests.dev './' && \opam pin add -yn lwt_ppx.dev './' && \opam pin add -yn lwt_direct.dev './' && \opam pin add -yn lwt.dev './'RUN echo '(lang dune 3.0)' > './dune-project'ENV DEPS="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 cppo.1.8.0 csexp.1.5.2 domain_shims.0.1.0 dune.3.20.2 dune-configurator.3.20.2 ocaml.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-compiler-libs.v0.17.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml_intrinsics_kernel.v0.17.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 ppx_derivers.1.2.1 ppx_here.v0.17.0 ppx_let.v0.17.1 ppxlib.0.37.0~5.4preview react.1.2.2 sexplib0.v0.17.0 stdlib-shims.0.3.0 topkg.1.1.0"ENV CI="true"ENV OCAMLCI="true"RUN opam update --depexts && opam install --cli=2.4 --depext-only -y lwt_retry.dev lwt_react.dev lwt_ppx__ppx_let_tests.dev lwt_ppx.dev lwt_direct.dev lwt.dev $DEPSRUN opam install $DEPSCOPY --chown=1000:1000 . /srcRUN opam exec -- dune build @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2025-10-13 23:33.22: Using cache hint "ocsigen/lwt-ocaml/opam:ubuntu-25.04-ocaml-5.3@sha256:b161be7c60f9b6ee9139d3f8ffb966f1e1710c11a1a8379dc4d2fa62c24eaf19-ubuntu-25.04-5.3_opam-2.4-e618d89379ddca8d4842351915af410d"2025-10-13 23:33.22: Using OBuilder spec:((from ocaml/opam:ubuntu-25.04-ocaml-5.3@sha256:b161be7c60f9b6ee9139d3f8ffb966f1e1710c11a1a8379dc4d2fa62c24eaf19)(comment ubuntu-25.04-5.3_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 6ef6813522b6ea29933f6451236a1639bdbaec61 || git fetch origin master) && git reset -q --hard 6ef6813522b6ea29933f6451236a1639bdbaec61 && git log --no-decorate -n1 --oneline && opam update -u"))(copy (src lwt_retry.opam lwt_react.opam lwt_ppx__ppx_let_tests.opam lwt_ppx.opam lwt_direct.opam lwt.opam)(dst ./))(run (network host)(shell "opam pin add -yn lwt_retry.dev './' && \\nopam pin add -yn lwt_react.dev './' && \\nopam pin add -yn lwt_ppx__ppx_let_tests.dev './' && \\nopam pin add -yn lwt_ppx.dev './' && \\nopam pin add -yn lwt_direct.dev './' && \\nopam pin add -yn lwt.dev './'"))(run (network host)(shell "echo '(lang dune 3.0)' > './dune-project'"))(env DEPS "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 cppo.1.8.0 csexp.1.5.2 domain_shims.0.1.0 dune.3.20.2 dune-configurator.3.20.2 ocaml.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-compiler-libs.v0.17.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml_intrinsics_kernel.v0.17.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 ppx_derivers.1.2.1 ppx_here.v0.17.0 ppx_let.v0.17.1 ppxlib.0.37.0~5.4preview react.1.2.2 sexplib0.v0.17.0 stdlib-shims.0.3.0 topkg.1.1.0")(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=2.4 --depext-only -y lwt_retry.dev lwt_react.dev lwt_ppx__ppx_let_tests.dev lwt_ppx.dev lwt_direct.dev lwt.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")))2025-10-13 23:33.22: Waiting for resource in pool OCluster2025-10-13 23:33.22: Waiting for worker…2025-10-13 23:33.22: Got resource from pool OClusterBuilding on odawa.caelum.ci.devHEAD is now at 300bfe071 demoing stall detectorHEAD is now at f462038bf stall detection demo: fix bugs, simplify things(from ocaml/opam:ubuntu-25.04-ocaml-5.3@sha256:b161be7c60f9b6ee9139d3f8ffb966f1e1710c11a1a8379dc4d2fa62c24eaf19)2025-10-13 23:33.23 ---> using "b5d08b2c1d468bdf084d83f92b87da0a162be101d82446f9c77ac822687eb8f4" from cache/: (comment ubuntu-25.04-5.3_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"))2025-10-13 23:33.23 ---> saved as "836fa5d9f6d7a5b77c51a5215d0308a61c5ebff1b91761a2cb9b74cc40eb665f"/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] Initialised2025-10-13 23:33.41 ---> saved as "95d4acefdf0e92b0bbca121389be9b680be5e94898f0dc04c700fe801920007b"/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 6.8.0-84-genericThe OCaml toplevel, version 5.3.02.4.12025-10-13 23:33.42 ---> saved as "7ce08b612f57877940976a9a6666dd5db8716a7cf61be5d1e3242f311a5dd1b0"/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2025-10-13 23:33.42 ---> saved as "61ab72321ba2bcb032ea5c4e1853c02fde01acccd7a2c58d423b82f0916be754"/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e 6ef6813522b6ea29933f6451236a1639bdbaec61 || git fetch origin master) && git reset -q --hard 6ef6813522b6ea29933f6451236a1639bdbaec61 && git log --no-decorate -n1 --oneline && opam update -u"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEADbcac5d1731..1abfcdbf14 master -> origin/master6ef6813522 Merge pull request #28449 from dra27/ocaml-compiler-msvc<><> 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)2025-10-13 23:33.58 ---> saved as "176ccc17e20c00b85eaa14acab8c9733f2d80bd972c70d84a9c1900fc06f409d"/src: (copy (src lwt_retry.opam lwt_react.opam lwt_ppx__ppx_let_tests.opam lwt_ppx.opam lwt_direct.opam lwt.opam)(dst ./))2025-10-13 23:33.58 ---> saved as "870b1b41b751427a6de59807c28fa4fca422e19abd85f1a05867d8458d99dbcf"/src: (run (network host)(shell "opam pin add -yn lwt_retry.dev './' && \\nopam pin add -yn lwt_react.dev './' && \\nopam pin add -yn lwt_ppx__ppx_let_tests.dev './' && \\nopam pin add -yn lwt_ppx.dev './' && \\nopam pin add -yn lwt_direct.dev './' && \\nopam pin add -yn lwt.dev './'"))[lwt_retry.dev] synchronised (file:///src)lwt_retry is now pinned to file:///src (version dev)[lwt_react.dev] synchronised (file:///src)lwt_react is now pinned to file:///src (version dev)[NOTE] Package lwt_ppx__ppx_let_tests does not exist in opam repositories registered in the current switch.[lwt_ppx__ppx_let_tests.dev] synchronised (file:///src)[WARNING] Failed checks on lwt_ppx__ppx_let_tests package definition from source at file:///src:warning 62: License doesn't adhere to the SPDX standard, see https://spdx.org/licenses/ : "NOTFORRELEASE"lwt_ppx__ppx_let_tests is now pinned to file:///src (version dev)[lwt_ppx.dev] synchronised (file:///src)lwt_ppx is now pinned to file:///src (version dev)[lwt_direct.dev] synchronised (file:///src)lwt_direct is now pinned to file:///src (version dev)[lwt.dev] synchronised (file:///src)lwt is now pinned to file:///src (version dev)2025-10-13 23:34.05 ---> saved as "bbc0ccf69aa6fe0a76cfd72c4ac9b13873b2c5c639efd2e3655cf500095249eb"/src: (run (network host)(shell "echo '(lang dune 3.0)' > './dune-project'"))2025-10-13 23:34.05 ---> saved as "41424e87d0ccced920be4bf9be5f9667d90322b4499f2b7e4a9af4f3e40ad99a"/src: (env DEPS "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 cppo.1.8.0 csexp.1.5.2 domain_shims.0.1.0 dune.3.20.2 dune-configurator.3.20.2 ocaml.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-compiler-libs.v0.17.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml_intrinsics_kernel.v0.17.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 ppx_derivers.1.2.1 ppx_here.v0.17.0 ppx_let.v0.17.1 ppxlib.0.37.0~5.4preview react.1.2.2 sexplib0.v0.17.0 stdlib-shims.0.3.0 topkg.1.1.0")/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=2.4 --depext-only -y lwt_retry.dev lwt_react.dev lwt_ppx__ppx_let_tests.dev lwt_ppx.dev lwt_direct.dev lwt.dev $DEPS"))+ /usr/bin/sudo "apt-get" "update"- Hit:1 http://archive.ubuntu.com/ubuntu plucky InRelease- Get:2 http://security.ubuntu.com/ubuntu plucky-security InRelease [126 kB]- Get:3 http://archive.ubuntu.com/ubuntu plucky-updates InRelease [126 kB]- Get:4 http://security.ubuntu.com/ubuntu plucky-security/multiverse amd64 Packages [30.6 kB]- Get:5 http://archive.ubuntu.com/ubuntu plucky-backports InRelease [126 kB]- Get:6 http://security.ubuntu.com/ubuntu plucky-security/universe amd64 Packages [212 kB]- Get:7 http://archive.ubuntu.com/ubuntu plucky-updates/restricted amd64 Packages [332 kB]- Get:8 http://security.ubuntu.com/ubuntu plucky-security/restricted amd64 Packages [297 kB]- Get:9 http://security.ubuntu.com/ubuntu plucky-security/main amd64 Packages [313 kB]- Get:10 http://archive.ubuntu.com/ubuntu plucky-updates/universe amd64 Packages [285 kB]- Get:11 http://archive.ubuntu.com/ubuntu plucky-updates/main amd64 Packages [462 kB]- Get:12 http://archive.ubuntu.com/ubuntu plucky-updates/multiverse amd64 Packages [30.8 kB]- Get:13 http://archive.ubuntu.com/ubuntu plucky-backports/universe amd64 Packages [3672 B]- Fetched 2346 kB in 1s (2561 kB/s)- Reading package lists...-<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>[lwt.dev] synchronised (file:///src)[lwt_direct.dev] synchronised (file:///src)[lwt_ppx.dev] synchronised (file:///src)[lwt_ppx__ppx_let_tests.dev] synchronised (file:///src)[lwt_react.dev] synchronised (file:///src)[lwt_retry.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 5.3.0).[NOTE] Package ocaml-base-compiler is already installed (current version is 5.3.0).[NOTE] Package ocaml is already installed (current version is 5.3.0).[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).2025-10-13 23:34.13 ---> saved as "62b676678bae77f5988ee7767332749d22734066fde33416506345ec6f45f31e"/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 5.3.0).[NOTE] Package ocaml-base-compiler is already installed (current version is 5.3.0).[NOTE] Package ocaml is already installed (current version is 5.3.0).[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 20 packages- install base v0.17.3- install base-bytes base- install cppo 1.8.0- install csexp 1.5.2- install domain_shims 0.1.0- install dune 3.20.2- install dune-configurator 3.20.2- install ocaml-compiler-libs v0.17.0- install ocaml_intrinsics_kernel v0.17.1- install ocamlbuild 0.16.1- install ocamlfind 1.9.8- install ocplib-endian 1.2- install ppx_derivers 1.2.1- install ppx_here v0.17.0- install ppx_let v0.17.1- install ppxlib 0.37.0~5.4preview- install react 1.2.2- install sexplib0 v0.17.0- install stdlib-shims 0.3.0- install topkg 1.1.0<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>-> retrieved base.v0.17.3 (cached)-> retrieved cppo.1.8.0 (cached)-> retrieved csexp.1.5.2 (cached)-> retrieved domain_shims.0.1.0 (cached)-> retrieved ocaml-compiler-libs.v0.17.0 (cached)-> retrieved ocaml_intrinsics_kernel.v0.17.1 (cached)-> retrieved ocamlbuild.0.16.1 (cached)-> retrieved ocamlfind.1.9.8 (cached)-> retrieved ocplib-endian.1.2 (cached)-> retrieved ppx_derivers.1.2.1 (cached)-> retrieved ppx_here.v0.17.0 (cached)-> retrieved ppx_let.v0.17.1 (cached)-> retrieved react.1.2.2 (cached)-> retrieved sexplib0.v0.17.0 (cached)-> retrieved ppxlib.0.37.0~5.4preview (cached)-> retrieved stdlib-shims.0.3.0 (cached)-> retrieved topkg.1.1.0 (cached)-> retrieved dune.3.20.2, dune-configurator.3.20.2 (cached)-> installed ocamlbuild.0.16.1-> installed ocamlfind.1.9.8-> installed base-bytes.base-> installed topkg.1.1.0-> installed react.1.2.2-> installed dune.3.20.2-> installed domain_shims.0.1.0-> installed ppx_derivers.1.2.1-> installed csexp.1.5.2-> installed cppo.1.8.0-> installed ocaml-compiler-libs.v0.17.0-> installed ocaml_intrinsics_kernel.v0.17.1-> installed sexplib0.v0.17.0-> installed stdlib-shims.0.3.0-> installed ocplib-endian.1.2-> installed dune-configurator.3.20.2-> installed base.v0.17.3-> installed ppxlib.0.37.0~5.4preview-> installed ppx_here.v0.17.0-> installed ppx_let.v0.17.1Done.# To update the current shell environment, run: eval $(opam env)2025-10-13 23:34.54 ---> saved as "a98c841795e94b5771615620af0a879bee0daa7caecd0acac34efb5688a219ea"/src: (copy (src .) (dst /src))2025-10-13 23:34.54 ---> saved as "5b1830240ba5ab2a8ed813cca5f79ed8fd8323bcacf4a64a7fda6535d2790e16"/src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))(cd _build/default && /home/opam/.opam/5.3/bin/ocamlc.opt -w @1..3@5..28@31..39@43@46..47@49..57@61..62@67@69-40 -strict-sequence -strict-formats -short-paths -keep-locs -g -bin-annot -bin-annot-occurrences -I test/stall_detection/.selfdetector.eobjs/byte -I /home/opam/.opam/5.3/lib/bytes -I /home/opam/.opam/5.3/lib/domain_shims -I /home/opam/.opam/5.3/lib/ocaml/runtime_events -I /home/opam/.opam/5.3/lib/ocaml/threads -I /home/opam/.opam/5.3/lib/ocaml/unix -I /home/opam/.opam/5.3/lib/ocplib-endian -I /home/opam/.opam/5.3/lib/ocplib-endian/bigstring -I src/core/.lwt.objs/byte -I src/unix/.lwt_unix.objs/byte -cmi-file test/stall_detection/.selfdetector.eobjs/byte/dune__exe__Selfdetector.cmi -no-alias-deps -opaque -o test/stall_detection/.selfdetector.eobjs/byte/dune__exe__Selfdetector.cmo -c -impl test/stall_detection/selfdetector.ml)File "test/stall_detection/selfdetector.ml", line 21, characters 10-32:21 | | Lwt_main.Scheduler_lap ->^^^^^^^^^^^^^^^^^^^^^^Error: Unbound constructor Lwt_main.Scheduler_lap(cd _build/default/test/multidomain && ./unixpipe.exe)unixpipe: ✓(cd _build/default/test/direct && ./main.exe)Testing library 'lwt_direct'................Ok. 13 tests ran, 0 tests skipped in 0.00 seconds(cd _build/default/test/retry && ./main.exe)Testing library 'retry'.................Ok. 14 tests ran, 0 tests skipped in 0.01 seconds(cd _build/default/test/multidomain && ./preempting.exe)preempting: ✓(cd _build/default/test/multidomain && ./basic.exe)basic: ✓(cd _build/default/test/multidomain && ./movingpromises.exe)moving-promises: ✓(cd _build/default/test/core && ./main.exe)Testing library 'core'..........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................SSSSSSSSSSSSSSSSSSSSSSS..................................................................................................................................................Ok. 697 tests ran, 23 tests skipped in 0.14 seconds(cd _build/default/test/multidomain && ./domainworkers.exe)domain-workers: ✓(cd _build/default/test/ppx && ./main.exe)Testing library 'ppx'...................Ok. 16 tests ran, 0 tests skipped in 1.20 seconds(cd _build/default/test/react && ./main.exe)Testing library 'react'..............Ok. 11 tests ran, 0 tests skipped in 4.50 seconds(cd _build/default/test/unix && ./main.exe)Testing library 'unix'................................................................................SSSS..........................................Ok. 119 tests ran, 4 tests skipped in 6.01 seconds"/usr/bin/env" "bash" "-c" "opam exec -- dune build @install @check @runtest && rm -rf _build" failed with exit status 12025-10-13 23:35.03: Job failed: Failed: Build failed