2026-01-16 13:59.46: New job: test ocsigen/lwt https://github.com/ocsigen/lwt.git#refs/heads/prepare-lwt6-release (d88c35d235e91c5574e201303367b2ee1244e3b0) (linux-x86_64:debian-13-5.4_opam-2.5)Base: ocaml/opam:debian-13-ocaml-5.4@sha256:9f4103f7d94b5db36adc57e1243e7aafbc77118b03f3c64c9d783f6875957bd3Opam project buildTo reproduce locally:git clone --recursive "https://github.com/ocsigen/lwt.git" -b "prepare-lwt6-release" && cd "lwt" && git reset --hard d88c35d2cat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:debian-13-ocaml-5.4@sha256:9f4103f7d94b5db36adc57e1243e7aafbc77118b03f3c64c9d783f6875957bd3# debian-13-5.4_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 873cb18c37b308713d11ad3894c4bb78d73fb3e7 || git fetch origin master) && git reset -q --hard 873cb18c37b308713d11ad3894c4bb78d73fb3e7 && git log --no-decorate -n1 --oneline && opam update -uCOPY --chown=1000:1000 lwt_runtime_events.opam 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_runtime_events.dev './' && \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 dune.3.21.0 dune-configurator.3.21.0 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_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 react.1.2.2 sexplib0.v0.17.0 stdlib-shims.0.3.0 topkg.1.1.1"ENV CI="true"ENV OCAMLCI="true"RUN opam update --depexts && opam install --cli=2.5 --depext-only -y lwt_runtime_events.dev 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-BLOCK2026-01-16 13:59.46: Using cache hint "ocsigen/lwt-ocaml/opam:debian-13-ocaml-5.4@sha256:9f4103f7d94b5db36adc57e1243e7aafbc77118b03f3c64c9d783f6875957bd3-debian-13-5.4_opam-2.5-75ab778214f47ae1c2af4a869bf7c608"2026-01-16 13:59.46: Using OBuilder spec:((from ocaml/opam:debian-13-ocaml-5.4@sha256:9f4103f7d94b5db36adc57e1243e7aafbc77118b03f3c64c9d783f6875957bd3)(comment debian-13-5.4_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 873cb18c37b308713d11ad3894c4bb78d73fb3e7 || git fetch origin master) && git reset -q --hard 873cb18c37b308713d11ad3894c4bb78d73fb3e7 && git log --no-decorate -n1 --oneline && opam update -u"))(copy (src lwt_runtime_events.opam 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_runtime_events.dev './' && \\nopam 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 dune.3.21.0 dune-configurator.3.21.0 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_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 react.1.2.2 sexplib0.v0.17.0 stdlib-shims.0.3.0 topkg.1.1.1")(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_runtime_events.dev 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")))2026-01-16 13:59.46: Waiting for resource in pool OCluster2026-01-16 18:45.44: Waiting for worker…2026-01-16 18:49.22: Got resource from pool OClusterBuilding on eumacheAll commits already cachedHEAD is now at d88c35d23 mark incompatibilities with prereleases(from ocaml/opam:debian-13-ocaml-5.4@sha256:9f4103f7d94b5db36adc57e1243e7aafbc77118b03f3c64c9d783f6875957bd3)Unable to find image 'ocaml/opam:debian-13-ocaml-5.4@sha256:9f4103f7d94b5db36adc57e1243e7aafbc77118b03f3c64c9d783f6875957bd3' locallydocker.io/ocaml/opam@sha256:9f4103f7d94b5db36adc57e1243e7aafbc77118b03f3c64c9d783f6875957bd3: Pulling from ocaml/opam281b80c799de: Already exists00fc4ac50d5e: Already exists7dc48a314bea: Already exists8f654937f9e3: Already exists1240f6fbe8cc: Already existsf77f967230a1: Already exists1b4ac3d9a8c2: Already exists27b61414175d: Already exists26fabf9b20e0: Already existsb4426e2c299b: Already exists9c12df827e83: Already exists9a5608646906: Already exists2a83342677ae: Already exists5cbaedd36b85: Already exists750a9830ac77: Already exists400560080670: Already existsbad13195b6fa: Already existsb51fe78b498e: Already exists185ce27e889b: Already exists8a483dc1e759: Already exists4de9d6d54a13: Already exists0c268a22c8a0: Already exists4f4fb700ef54: Already existse61881bc2621: Already existsc864a4af1ff0: Already exists42d012f62ad9: Already existsccb2ed78fa2e: Already exists84c22434b2f6: Already exists18c972827b32: Already exists4c6dcdff9e80: Already exists280bf9d33ca6: Already exists51ce8c29753c: Already exists5ac80663b9d2: Already exists93f877c915e3: Already exists8573ccc6bb69: Already existsd26192cd75ec: Already existsc7cce15b715e: Already existsc998ca7b5976: Already exists3cd1b61d806b: Already exists19a26ec5319e: Already existsb1f6813045f3: Already exists2fb6fee07095: Already existsd7a8a6f23075: Already existsd1eb163b4fac: Already existse0b466a68532: Pulling fs layerf701b61727fa: Pulling fs layerc0d8b175dc9a: Pulling fs layer8b2051f9a1b1: Pulling fs layer8b2051f9a1b1: Waitingc0d8b175dc9a: Verifying Checksumc0d8b175dc9a: Download completef701b61727fa: Verifying Checksumf701b61727fa: Download complete8b2051f9a1b1: Verifying Checksum8b2051f9a1b1: Download completee0b466a68532: Verifying Checksume0b466a68532: Download completee0b466a68532: Pull completef701b61727fa: Pull completec0d8b175dc9a: Pull complete8b2051f9a1b1: Pull completeDigest: sha256:9f4103f7d94b5db36adc57e1243e7aafbc77118b03f3c64c9d783f6875957bd3Status: Downloaded newer image for ocaml/opam@sha256:9f4103f7d94b5db36adc57e1243e7aafbc77118b03f3c64c9d783f6875957bd32026-01-16 18:49.22 ---> using "85f72cf1fe4e2d7307f2dbfaf295ab13f00915a95088b79c0422ecbd77383032" from cache/: (comment debian-13-5.4_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"))2026-01-16 18:49.22 ---> using "78a7ca1ee7981e072ac31ae8d141d060144d7ec9e5b18dc877a8bbe037974256" 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] Initialised2026-01-16 18:49.22 ---> using "2183cb7eaf9b84e81e5ff4d7e50274693ca3a6a7eab065b351a6f0a5e5e206ee" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 5.15.0-131-genericThe OCaml toplevel, version 5.4.02.5.02026-01-16 18:49.22 ---> using "128bd6903db48747885b1ee4675fe1f74f3da316a4d12a8e3b8cb58c4c37fc17" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-01-16 18:49.22 ---> using "15f3722c1ad456cbc698ac509447699ffc7196cf28d8e87314beba25e1926f0d" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e 873cb18c37b308713d11ad3894c4bb78d73fb3e7 || git fetch origin master) && git reset -q --hard 873cb18c37b308713d11ad3894c4bb78d73fb3e7 && git log --no-decorate -n1 --oneline && opam update -u"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEADa6b2f19780..92679ed614 master -> origin/master873cb18c37 Merge pull request #29216 from shonfeder/release-dune-3.21.0<><> 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)2026-01-16 18:49.22 ---> using "461a5d1b3105d9b49033ed943f71e891c67a7f982f0c70d9ef26eda48a17d87e" from cache/src: (copy (src lwt_runtime_events.opam lwt_retry.opam lwt_react.opam lwt_ppx__ppx_let_tests.opam lwt_ppx.opam lwt_direct.opam lwt.opam)(dst ./))2026-01-16 18:49.22 ---> using "f22b9dff36222832cc02ca6d8f17c6beb71e48e67e91e8edccee4ff6d5ea0f85" from cache/src: (run (network host)(shell "opam pin add -yn lwt_runtime_events.dev './' && \\nopam 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_runtime_events.dev] synchronised (file:///src)lwt_runtime_events is now pinned to file:///src (version 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)2026-01-16 18:49.33 ---> saved as "0f65861e3eb4409a285512c205329c905c19078d24069f18ba168a349321492a"/src: (run (network host)(shell "echo '(lang dune 3.0)' > './dune-project'"))2026-01-16 18:49.33 ---> saved as "40892fcd45b7d1f951fd94d8da4c8813bc4015275133b8069142c4761a1fb616"/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 dune.3.21.0 dune-configurator.3.21.0 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_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 react.1.2.2 sexplib0.v0.17.0 stdlib-shims.0.3.0 topkg.1.1.1")/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_runtime_events.dev 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"- Get:1 http://deb.debian.org/debian trixie InRelease [140 kB]- Get:2 http://deb.debian.org/debian trixie-updates InRelease [47.3 kB]- Get:3 http://deb.debian.org/debian-security trixie-security InRelease [43.4 kB]- Get:4 http://deb.debian.org/debian trixie/main amd64 Packages [9670 kB]- Get:5 http://deb.debian.org/debian-security trixie-security/main amd64 Packages [95.9 kB]- Fetched 9997 kB in 2s (5192 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)[lwt_runtime_events.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)2026-01-16 18:49.52 ---> saved as "ff51a6dd08a5e31d3dc33c16d53510a2583e27e1dff8c1aae87af743c09e0eb8"/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 19 packages- install base v0.17.3- install base-bytes base- install cppo 1.8.0- install csexp 1.5.2- install dune 3.21.0- install dune-configurator 3.21.0- 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- install react 1.2.2- install sexplib0 v0.17.0- install stdlib-shims 0.3.0- install topkg 1.1.1<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>-> retrieved base.v0.17.3 (cached)-> retrieved cppo.1.8.0 (cached)-> retrieved csexp.1.5.2 (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 stdlib-shims.0.3.0 (cached)-> retrieved topkg.1.1.1 (cached)-> retrieved ppxlib.0.37.0 (cached)-> retrieved dune.3.21.0, dune-configurator.3.21.0 (cached)-> installed ocamlbuild.0.16.1-> installed ocamlfind.1.9.8-> installed base-bytes.base-> installed topkg.1.1.1-> installed react.1.2.2-> installed dune.3.21.0-> 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.3.21.0-> installed base.v0.17.3-> installed ppxlib.0.37.0-> installed ppx_here.v0.17.0-> installed ppx_let.v0.17.1Done.# To update the current shell environment, run: eval $(opam env)2026-01-16 18:51.55 ---> saved as "4a8ada82a4beb0036cb91ef4b601b9b89f1bcbcf3fbd17b4c10ff48e565a1e71"/src: (copy (src .) (dst /src))2026-01-16 18:51.56 ---> saved as "0f97e789aacb8e896f480c3c7ebd77e9770666f0c730a038a17bb963eb4948b5"/src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))(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/core && ./main.exe)Testing library 'core'..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................SSSSSSSSSSSSSSSSSSSSSSS..................................................................................................................................................Ok. 705 tests ran, 23 tests skipped in 0.41 seconds(cd _build/default/test/ppx && ./main.exe)Testing library 'ppx'...................Ok. 16 tests ran, 0 tests skipped in 1.22 seconds(cd _build/default/test/react && ./main.exe)Testing library 'react'..............Ok. 11 tests ran, 0 tests skipped in 4.51 seconds(cd _build/default/test/unix && ./main.exe)Testing library 'unix'....................................SSSSS..............................................................................................................................SSSS...................................................................Ok. 226 tests ran, 9 tests skipped in 6.40 seconds2026-01-16 18:52.09 ---> saved as "dfdac7caafe10d85ea5e804994d0430ad3781309613528184ea54b86af685ef9"Job succeeded2026-01-16 18:52.09: Job succeeded