2026-01-05 07:30.30: New job: test ocsigen/lwt https://github.com/ocsigen/lwt.git#refs/heads/prepare-lwt6-release (9cc057e438b77b060a2878fa8f7897c1ab57cfce) (linux-x86_64:fedora-42-4.14_opam-2.4) Base: ocaml/opam:fedora-42-ocaml-4.14@sha256:96a33ae19abb9333fb915bd303301c11ace2a02efa3240eed9b33f575ac4119f Opam project build To reproduce locally: git clone --recursive "https://github.com/ocsigen/lwt.git" -b "prepare-lwt6-release" && cd "lwt" && git reset --hard 9cc057e4 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:fedora-42-ocaml-4.14@sha256:96a33ae19abb9333fb915bd303301c11ace2a02efa3240eed9b33f575ac4119f # fedora-42-4.14_opam-2.4 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" WORKDIR /src RUN sudo dnf install -y findutils 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 c65fcb116531ae66ad3316b265e233443ef25044 || git fetch origin master) && git reset -q --hard c65fcb116531ae66ad3316b265e233443ef25044 && 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-bigarray.base base-bytes.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.4.14.2 ocaml-base-compiler.4.14.2 ocaml-compiler-libs.v0.12.4 ocaml-config.2 ocaml-options-vanilla.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 ppx_derivers.1.2.1 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_retry.dev lwt_react.dev lwt_ppx.dev lwt.dev $DEPS RUN opam install $DEPS COPY --chown=1000:1000 . /src RUN opam exec -- dune build --only-packages=lwt_retry,lwt_react,lwt_ppx,lwt @install @check @runtest && rm -rf _build END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2026-01-05 07:30.30: Using cache hint "ocsigen/lwt-ocaml/opam:fedora-42-ocaml-4.14@sha256:96a33ae19abb9333fb915bd303301c11ace2a02efa3240eed9b33f575ac4119f-fedora-42-4.14_opam-2.4-992b1d042607839f328486c8272ab184" 2026-01-05 07:30.30: Using OBuilder spec: ((from ocaml/opam:fedora-42-ocaml-4.14@sha256:96a33ae19abb9333fb915bd303301c11ace2a02efa3240eed9b33f575ac4119f) (comment fedora-42-4.14_opam-2.4) (user (uid 1000) (gid 1000)) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (workdir /src) (run (network host) (shell "sudo dnf install -y findutils")) (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 c65fcb116531ae66ad3316b265e233443ef25044 || git fetch origin master) && git reset -q --hard c65fcb116531ae66ad3316b265e233443ef25044 && 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-bigarray.base base-bytes.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.4.14.2 ocaml-base-compiler.4.14.2 ocaml-compiler-libs.v0.12.4 ocaml-config.2 ocaml-options-vanilla.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 ppx_derivers.1.2.1 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_retry.dev lwt_react.dev lwt_ppx.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 --only-packages=lwt_retry,lwt_react,lwt_ppx,lwt @install @check @runtest && rm -rf _build")) ) 2026-01-05 07:30.30: Waiting for resource in pool OCluster 2026-01-05 07:30.30: Waiting for worker… 2026-01-05 07:30.30: Got resource from pool OCluster Building on eumache All commits already cached HEAD is now at 9cc057e43 Merge branch 'master' into prepare-lwt6-release (from ocaml/opam:fedora-42-ocaml-4.14@sha256:96a33ae19abb9333fb915bd303301c11ace2a02efa3240eed9b33f575ac4119f) Unable to find image 'ocaml/opam:fedora-42-ocaml-4.14@sha256:96a33ae19abb9333fb915bd303301c11ace2a02efa3240eed9b33f575ac4119f' locally docker.io/ocaml/opam@sha256:96a33ae19abb9333fb915bd303301c11ace2a02efa3240eed9b33f575ac4119f: Pulling from ocaml/opam 166acd75d0b1: Already exists 3f5403f6a2f2: Already exists 67aec952ce79: Already exists 0bb48c2941bc: Already exists 4c00ee60bee0: Already exists 0405ae6db764: Already exists 75f105568f25: Already exists 89a1a8bb55db: Already exists 4dbdc277b5cc: Already exists b9ac9b5d0d58: Already exists ed3c58c8dfb3: Already exists a7f2118798c2: Already exists 6cf8123db17c: Already exists 5ac472da51a5: Already exists 3922aa403f38: Already exists 98656b983bdb: Already exists 929c1c6503b7: Already exists 930e6f5c8d1d: Already exists ea061ab209c7: Already exists b6a2cb7f5c47: Already exists c69cf0663843: Already exists 4f4fb700ef54: Already exists 067fb1fc80b8: Already exists 7ea6a305f43c: Already exists e0c82749fa91: Already exists f5f2f52bbfe6: Already exists 7f3917cda1bd: Already exists 12e8a6ba30d9: Already exists 52881c97bb6a: Already exists e4dd3ced19f6: Already exists 85b85699624b: Already exists 5ec3770e6174: Already exists 0140052d9f0a: Already exists 97821c341b06: Already exists 6b0f44402a83: Already exists 637838f6bf32: Already exists 2c4c5f425aca: Already exists 10de3752fc9c: Already exists cc67aefe0e92: Already exists c0ce6ac204a8: Already exists b9ec1cd9680e: Already exists 9c82a29817da: Already exists f63f3e885f02: Already exists b3e15bf893a9: Already exists Digest: sha256:96a33ae19abb9333fb915bd303301c11ace2a02efa3240eed9b33f575ac4119f Status: Downloaded newer image for ocaml/opam@sha256:96a33ae19abb9333fb915bd303301c11ace2a02efa3240eed9b33f575ac4119f 2026-01-05 07:30.31 ---> using "1eb580d080c4cbeff2dbdaad43c94e06bc6be7074e19a8b1e973341633b4209d" from cache /: (comment fedora-42-4.14_opam-2.4) /: (user (uid 1000) (gid 1000)) /: (env CLICOLOR_FORCE 1) /: (env OPAMCOLOR always) /: (workdir /src) /src: (run (network host) (shell "sudo dnf install -y findutils")) Updating and loading repositories: Fedora 42 - x86_64 100% | 32.5 KiB/s | 22.8 KiB | 00m01s Fedora 42 openh264 (From Cisco) - x86_ 100% | 3.2 KiB/s | 986.0 B | 00m00s Fedora 42 - x86_64 - Updates 100% | 38.9 KiB/s | 7.5 KiB | 00m00s Repositories loaded. Package "findutils-1:4.10.0-5.fc42.x86_64" is already installed. Nothing to do. 2026-01-05 07:30.44 ---> saved as "82ab58db20dc9e958dec9f6794b440126252beddff83bbf0fc74d5321c05f1fc" /src: (run (shell "sudo ln -f /usr/bin/opam-2.4 /usr/bin/opam")) 2026-01-05 07:30.44 ---> saved as "271ab3b82d2f00c26efc6e7b9ca766a6558391257736a7b1259f3b81055ba4ea" /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 [NOTE] The 'jobs' option was reset, its value was 255 and its new value will vary according to the current number of cores on your machine. You can restore the fixed value using: opam option jobs=255 --global Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised 2026-01-05 07:31.10 ---> saved as "81778c5788a1ddad22c83d0d5fb29c7baa9d18975a12217403fdaa33b123eb1c" /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 5.15.0-131-generic The OCaml toplevel, version 4.14.2 2.4.1 2026-01-05 07:31.11 ---> saved as "62209541c313a8175e1a28c6e2917946f084e7636c958cc6b463993cf20c0069" /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-01-05 07:31.11 ---> saved as "0ee4772becfc628cfc8e275de73c14ff59552c939536127a96785036c603e588" /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e c65fcb116531ae66ad3316b265e233443ef25044 || git fetch origin master) && git reset -q --hard c65fcb116531ae66ad3316b265e233443ef25044 && git log --no-decorate -n1 --oneline && opam update -u")) c65fcb1165 Merge pull request #29080 from dra27/ocaml-config-urls <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///home/opam/opam-repository Everything 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.5.4.0"), which will ask permission to downgrade or uninstall the conflicting packages. Nothing to do. # To update the current shell environment, run: eval $(opam env) 2026-01-05 07:31.29 ---> saved as "b0f6a65109a06acc592680b51aac4fcbd7bf23316c4c79db0b5c65e0d38ea7f0" /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 ./)) 2026-01-05 07:31.30 ---> saved as "d729019f0aac146db68a9560be99c264434759a574393a985ec0f13f559b0701" /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) 2026-01-05 07:31.35 ---> saved as "092698a510cbefc989c444f1c266334b1ea289b25cd67098e75272b294e31d91" /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-01-05 07:31.35 ---> saved as "7e950f442c6ad887f01aef24cb9c88c147d993e00a1157eda6ca03327f1ae6c4" /src: (env DEPS "base-bigarray.base base-bytes.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.4.14.2 ocaml-base-compiler.4.14.2 ocaml-compiler-libs.v0.12.4 ocaml-config.2 ocaml-options-vanilla.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 ppx_derivers.1.2.1 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_retry.dev lwt_react.dev lwt_ppx.dev lwt.dev $DEPS")) + /usr/sbin/sudo "yum" "makecache" - Updating and loading repositories: - Repositories loaded. - Metadata cache created. <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [lwt.dev] synchronised (file:///src) [lwt_ppx.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 2). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.14.2). [NOTE] Package ocaml is already installed (current version is 4.14.2). [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-bigarray is already installed (current version is base). 2026-01-05 07:31.45 ---> saved as "9442ff99df1dd0b8e5ef329bb72af96ca6ccb24eea354917bd3324bcfff0e00a" /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 2). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.14.2). [NOTE] Package ocaml is already installed (current version is 4.14.2). [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-bigarray is already installed (current version is base). The following actions will be performed: === install 15 packages - 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 v0.12.4 - install ocamlbuild 0.16.1 - install ocamlfind 1.9.8 - install ocplib-endian 1.2 - install ppx_derivers 1.2.1 - 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 cppo.1.8.0 (cached) -> retrieved csexp.1.5.2 (cached) -> retrieved ocaml-compiler-libs.v0.12.4 (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 react.1.2.2 (cached) -> retrieved sexplib0.v0.17.0 (cached) -> retrieved stdlib-shims.0.3.0 (cached) -> retrieved dune.3.20.2, dune-configurator.3.20.2 (cached) -> retrieved ppxlib.0.37.0 (cached) -> retrieved topkg.1.1.1 (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.v0.12.4 -> installed sexplib0.v0.17.0 -> installed stdlib-shims.0.3.0 -> installed ocplib-endian.1.2 -> installed dune-configurator.3.20.2 -> installed ppxlib.0.37.0 Done. # To update the current shell environment, run: eval $(opam env) 2026-01-05 07:32.39 ---> saved as "7d6c85bde6086106c5c082337be888ca45e1e32303d2cdbbc73f9eb58154aa52" /src: (copy (src .) (dst /src)) 2026-01-05 07:32.40 ---> saved as "a812a4299656a7c3516118e8b153f3aa9442d496b4ad9cd927c8a5842de738f2" /src: (run (shell "opam exec -- dune build --only-packages=lwt_retry,lwt_react,lwt_ppx,lwt @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/core && ./main.exe) Testing library 'core'... ...............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................SSSSSSSSSSSSSSSSSSSSSSS.................................................................................................................................................. Ok. 705 tests ran, 23 tests skipped in 0.25 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'... .................................SSSSS..............................................................................................................SSSS................................................................................... Ok. 226 tests ran, 9 tests skipped in 6.29 seconds 2026-01-05 07:32.49 ---> saved as "5363f63b5a88576c3076696a3ef341d5e0adaea9b412453b668a206254004030" Job succeeded 2026-01-05 07:32.49: Job succeeded