2025-10-27 22:42.16: New job: test ocsigen/lwt https://github.com/ocsigen/lwt.git#refs/heads/lwt-6 (47bcbfde429bba0821f07306169d75ba5a9e2b8a) (linux-x86_64:ubuntu-25.10-5.4_opam-2.4) Base: ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:1193b97b1fb681f2d335587f7d0f746174fef9b1dfb77984932b8f3ea440c840 Opam project build To reproduce locally: git clone --recursive "https://github.com/ocsigen/lwt.git" -b "lwt-6" && cd "lwt" && git reset --hard 47bcbfde cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:1193b97b1fb681f2d335587f7d0f746174fef9b1dfb77984932b8f3ea440c840 # ubuntu-25.10-5.4_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 7f9c784b97b368cd82ee80890d9866b8e66b7c1b || git fetch origin master) && git reset -q --hard 7f9c784b97b368cd82ee80890d9866b8e66b7c1b && git log --no-decorate -n1 --oneline && opam update -u COPY --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.5.4.0 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.1.1.0" 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 $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 2025-10-27 22:42.16: Using cache hint "ocsigen/lwt-ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:1193b97b1fb681f2d335587f7d0f746174fef9b1dfb77984932b8f3ea440c840-ubuntu-25.10-5.4_opam-2.4-dcf355cba0344763c445940da23a8279" 2025-10-27 22:42.16: Using OBuilder spec: ((from ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:1193b97b1fb681f2d335587f7d0f746174fef9b1dfb77984932b8f3ea440c840) (comment ubuntu-25.10-5.4_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 7f9c784b97b368cd82ee80890d9866b8e66b7c1b || git fetch origin master) && git reset -q --hard 7f9c784b97b368cd82ee80890d9866b8e66b7c1b && 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.5.4.0 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.1.1.0") (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")) ) 2025-10-27 22:42.16: Waiting for resource in pool OCluster 2025-10-27 23:36.04: Waiting for worker… 2025-10-27 23:38.28: Got resource from pool OCluster Building on eumache All commits already cached HEAD is now at 47bcbfde4 set version to 6beta0 (from ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:1193b97b1fb681f2d335587f7d0f746174fef9b1dfb77984932b8f3ea440c840) Unable to find image 'ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:1193b97b1fb681f2d335587f7d0f746174fef9b1dfb77984932b8f3ea440c840' locally docker.io/ocaml/opam@sha256:1193b97b1fb681f2d335587f7d0f746174fef9b1dfb77984932b8f3ea440c840: Pulling from ocaml/opam 9b965cd35928: Already exists 8c34d5cb1909: Already exists 8f3d0e888f94: Already exists 75914a58b59d: Already exists 00c83499f5f8: Already exists 96557828c72d: Already exists e04c74427b07: Already exists 0b5b736f6f8b: Already exists 01ddd8730c9d: Already exists f367de3c6ef3: Already exists 8ea485ed8d07: Already exists 311ea7e25f3b: Already exists 2c44554f2c1d: Already exists 4b37f74f2fcf: Already exists 4c53b5e197d1: Already exists ae54a0cbaf07: Already exists ae54a0cbaf07: Already exists fbfa20dfc58f: Already exists 7a5fbf99492d: Already exists 55f27f5aae25: Already exists e5dc741ba80e: Already exists 4f4fb700ef54: Already exists ea4deec7b9ed: Already exists 575dd3f40a50: Already exists 23d3a726bc1c: Already exists 9c808f81626e: Already exists 6015bb64a01e: Already exists c8b90fbcd33e: Already exists 1b226c214b9a: Already exists c3f2fe2e9a34: Already exists 09907f66bdda: Already exists ac9b7119d067: Already exists c3c8c52036b2: Already exists 09d46cfd46ca: Already exists a93091442c09: Already exists 74daf3d638c4: Already exists 2ad878d09679: Already exists 4f990f691d95: Already exists b2d8c9546556: Already exists fc9e5ff183af: Already exists 1420c7e28df9: Already exists 0aa76275f3e3: Already exists 93d3fe1ef530: Already exists 8141b93c2100: Already exists 99dd02af1531: Already exists ed19dfeb135d: Already exists 400c4009ccf8: Already exists Digest: sha256:1193b97b1fb681f2d335587f7d0f746174fef9b1dfb77984932b8f3ea440c840 Status: Downloaded newer image for ocaml/opam@sha256:1193b97b1fb681f2d335587f7d0f746174fef9b1dfb77984932b8f3ea440c840 2025-10-27 23:38.29 ---> using "3be20ed9bde11478d710180884f722280dfc08d0ee382a0870797929c1d03cd4" from cache /: (comment ubuntu-25.10-5.4_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")) 2025-10-27 23:38.29 ---> using "da6960692231a059dab52bacd68875d42b6b35b205939a28c7e327c1c48fb166" 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 2025-10-27 23:38.29 ---> using "e9b0ecbad3beb2e452151c1169527a8879012a89c3350bb7b46eace3adcd6aea" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 5.15.0-131-generic The OCaml toplevel, version 5.4.0 2.4.1 2025-10-27 23:38.29 ---> using "77ec95f59e260ec6798c95d067d0fb48d4d663c0eb249c2e29ab7e2bbb0a15a8" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2025-10-27 23:38.29 ---> using "112fb3f58706e2a934d242f81fc30ccd1722e38dcf8fa9411a64fe043420055b" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 7f9c784b97b368cd82ee80890d9866b8e66b7c1b || git fetch origin master) && git reset -q --hard 7f9c784b97b368cd82ee80890d9866b8e66b7c1b && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD 5bf570252b..7f9c784b97 master -> origin/master 7f9c784b97 Merge pull request #28787 from ocaml/mseri-patch-1 <><> 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) 2025-10-27 23:38.29 ---> using "3373ec45c39b3ac1b21dc6fed7680c486cae4b5fbe64e370b76132a9fa05d11d" from cache /src: (copy (src lwt_retry.opam lwt_react.opam lwt_ppx__ppx_let_tests.opam lwt_ppx.opam lwt_direct.opam lwt.opam) (dst ./)) 2025-10-27 23:38.29 ---> saved as "69c6f1e953d59e09491267dcd6b1c5b5cf6232eddc2fd1c3be6d1a52bd8eb7df" /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) 2025-10-27 23:38.44 ---> saved as "de96611f301b195871aa2cd4e719e497446509b11627d88f404bd850e134eb8e" /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2025-10-27 23:38.44 ---> saved as "da40fe2bfd56d78ef973ad258b3d2fab4c01eb9def335b15312e76db485036cb" /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.5.4.0 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.1.1.0") /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 questing InRelease - Get:2 http://archive.ubuntu.com/ubuntu questing-updates InRelease [136 kB] - Get:3 http://archive.ubuntu.com/ubuntu questing-backports InRelease [133 kB] - Get:4 http://archive.ubuntu.com/ubuntu questing-updates/universe amd64 Packages [33.0 kB] - Get:5 http://archive.ubuntu.com/ubuntu questing-updates/main amd64 Packages [64.9 kB] - Get:6 http://archive.ubuntu.com/ubuntu questing-updates/restricted amd64 Packages [92.6 kB] - Get:7 http://archive.ubuntu.com/ubuntu questing-updates/multiverse amd64 Packages [1687 B] - Get:8 http://security.ubuntu.com/ubuntu questing-security InRelease [136 kB] - Get:9 http://security.ubuntu.com/ubuntu questing-security/restricted amd64 Packages [92.6 kB] - Get:10 http://security.ubuntu.com/ubuntu questing-security/multiverse amd64 Packages [1687 B] - Get:11 http://security.ubuntu.com/ubuntu questing-security/main amd64 Packages [60.6 kB] - Get:12 http://security.ubuntu.com/ubuntu questing-security/universe amd64 Packages [32.4 kB] - Fetched 783 kB in 1s (1041 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 5.4.0). [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). 2025-10-27 23:39.00 ---> saved as "36f3619223f1a134a33dc1f5a460a837d7fe74a0991d7e4ae5e5250d4d1b1dfd" /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 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 - 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 stdlib-shims.0.3.0 (cached) -> retrieved topkg.1.1.0 (cached) -> retrieved ppxlib.0.37.0 (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 ocaml_intrinsics_kernel.v0.17.1 -> installed sexplib0.v0.17.0 -> installed stdlib-shims.0.3.0 -> installed ocaml-compiler-libs.v0.17.0 -> installed cppo.1.8.0 -> installed ocplib-endian.1.2 -> installed dune-configurator.3.20.2 -> installed base.v0.17.3 -> installed ppxlib.0.37.0 -> installed ppx_here.v0.17.0 -> installed ppx_let.v0.17.1 Done. # To update the current shell environment, run: eval $(opam env) 2025-10-27 23:41.31 ---> saved as "767d999eddccf02f7846c7d493171c32dd2abef26e22cedc61491a6b6dae5098" /src: (copy (src .) (dst /src)) 2025-10-27 23:41.32 ---> saved as "cb5cebc6eb8cc3c744da347a7a6ab293d6fad53daf903c1ab1f4e8e5dc8f8f43" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) (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 && ./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/multidomain && ./preempting.exe) preempting: ✓ (cd _build/default/test/multidomain && ./movingpromises.exe) moving-promises: ✓ (cd _build/default/test/multidomain && ./basic.exe) basic: ✓ (cd _build/default/test/multidomain && ./domainworkers.exe) domain-workers: ✓ (cd _build/default/test/core && ./main.exe) Testing library 'core'... .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................SSSSSSSSSSSSSSSSSSSSSSS.................................................................................................................................................. Ok. 697 tests ran, 23 tests skipped in 0.45 seconds (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 2025-10-27 23:41.47 ---> saved as "8185878d04e775d656e1715e1ca0a6d2e4b7c67c65818015f994632267fd5cf8" Job succeeded 2025-10-27 23:41.47: Job succeeded