2025-11-14 13:17.51: New job: test ocsigen/lwt https://github.com/ocsigen/lwt.git#refs/heads/lwt-6 (37004758720c2744ed8af1693406cbf702fee350) (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 37004758 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 930436c8d2f221ca216e2882d78d5f0486289405 || git fetch origin master) && git reset -q --hard 930436c8d2f221ca216e2882d78d5f0486289405 && git log --no-decorate -n1 --oneline && opam update -u COPY --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.3.20.2 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.1.1.1" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.4 --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 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 2025-11-14 13:17.51: Using cache hint "ocsigen/lwt-ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:1193b97b1fb681f2d335587f7d0f746174fef9b1dfb77984932b8f3ea440c840-ubuntu-25.10-5.4_opam-2.4-e1b69c445173ce854016c694311f718b" 2025-11-14 13:17.51: 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 930436c8d2f221ca216e2882d78d5f0486289405 || git fetch origin master) && git reset -q --hard 930436c8d2f221ca216e2882d78d5f0486289405 && 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.3.20.2 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.1.1.1") (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=2.4 --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")) ) 2025-11-14 13:17.51: Waiting for resource in pool OCluster 2025-11-14 13:17.52: Waiting for worker… 2025-11-14 13:50.19: Got resource from pool OCluster Building on clete All commits already cached HEAD is now at 370047587 make test/unix/ tests as (package lwt) (from ocaml/opam:ubuntu-25.10-ocaml-5.4@sha256:1193b97b1fb681f2d335587f7d0f746174fef9b1dfb77984932b8f3ea440c840) 2025-11-14 13:50.19 ---> 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")) 2025-11-14 13:50.19 ---> 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 2025-11-14 13:50.19 ---> using "e9b0ecbad3beb2e452151c1169527a8879012a89c3350bb7b46eace3adcd6aea" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-84-generic The OCaml toplevel, version 5.4.0 2.4.1 2025-11-14 13:50.19 ---> using "77ec95f59e260ec6798c95d067d0fb48d4d663c0eb249c2e29ab7e2bbb0a15a8" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2025-11-14 13:50.19 ---> 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 930436c8d2f221ca216e2882d78d5f0486289405 || git fetch origin master) && git reset -q --hard 930436c8d2f221ca216e2882d78d5f0486289405 && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD 5bf570252b..48c9f6e789 master -> origin/master 930436c8d2 Merge pull request #28833 from dbuenzli/b0-publish-topkg-care.1.1.1-etc-d8693897f289e86e <><> 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) 2025-11-14 13:50.19 ---> using "b0af3658a4458b352b6ea60117961ee71d2955eb3f1b382a72ef9fd8f4377e05" 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 ./)) 2025-11-14 13:50.20 ---> saved as "3d3d3fe14a8ad740d6dbec36532011c0434873d34788a09857d90df0605c148e" /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 './'")) [NOTE] Package lwt_runtime_events does not exist in opam repositories registered in the current switch. [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) 2025-11-14 13:50.37 ---> saved as "d398be822012117bf4eb0e4e9f613831fa5f81fe0013f6d56db96296e2daff7f" /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2025-11-14 13:50.38 ---> saved as "23fdb11d1bb64a8e5be2f16e5e513438cd842b35d1b89fbc22fe56888a13cef5" /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.3.20.2 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.1.1.1") /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=2.4 --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" - 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/main amd64 Packages [149 kB] - Get:5 http://archive.ubuntu.com/ubuntu questing-updates/restricted amd64 Packages [94.6 kB] - Get:6 http://archive.ubuntu.com/ubuntu questing-updates/multiverse amd64 Packages [1687 B] - Get:7 http://archive.ubuntu.com/ubuntu questing-updates/universe amd64 Packages [64.4 kB] - 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 [78.4 kB] - Get:12 http://security.ubuntu.com/ubuntu questing-security/universe amd64 Packages [40.1 kB] - Fetched 927 kB in 1s (1316 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). 2025-11-14 13:50.56 ---> saved as "c947cbe7a1aa6c8103a1d0c8a13b3ffda2c1953e28804b5bcac728050d76173e" /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 3.20.2 - 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 1.1.1 <><> 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.3.20.2, dune-configurator.3.20.2 (cached) -> installed ocamlbuild.0.16.1 -> installed ocamlfind.1.9.8 -> installed base-bytes.base -> installed topkg.1.1.1 -> installed react.1.2.2 -> installed dune.3.20.2 -> 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 -> installed ppx_here.v0.17.0 -> installed ppx_let.v0.17.1 Done. # To update the current shell environment, run: eval $(opam env) 2025-11-14 13:52.25 ---> saved as "eea1361f2bee3f47ba9a367d02e3cb7286a3ecd47fa4bc29c8e167eff90e710d" /src: (copy (src .) (dst /src)) 2025-11-14 13:52.25 ---> saved as "60dac9622d7cb5195650a467c48f8fb76d57c7b8261192a5afa64cdb75f42404" /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/direct && ./main.exe) Testing library 'lwt_direct'... ............. Ok. 13 tests ran, 0 tests skipped in 0.00 seconds (cd _build/default/test/core && ./main.exe) Testing library 'core'... ...............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................SSSSSSSSSSSSSSSSSSSSSSS.................................................................................................................................................. Ok. 705 tests ran, 23 tests skipped in 0.48 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 4.51 seconds (cd _build/default/test/unix && ./main.exe) Testing library 'unix'... .................................S...S...SSS......................................SS.........................................................................................SS............................................................ Ok. 226 tests ran, 9 tests skipped in 6.32 seconds 2025-11-14 13:52.39 ---> saved as "6df4c25309661b30fd7335e9f561a519af0cd44df29c50dd0cd55d9a45908d8e" Job succeeded 2025-11-14 13:52.39: Job succeeded