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-43-4.14_opam-2.4) Base: ocaml/opam:fedora-43-ocaml-4.14@sha256:dc6847fe293faa92d46fbbdd6295baff61385b1e0e82720237763b5ddcbb692b 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-43-ocaml-4.14@sha256:dc6847fe293faa92d46fbbdd6295baff61385b1e0e82720237763b5ddcbb692b # fedora-43-4.14_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-43-ocaml-4.14@sha256:dc6847fe293faa92d46fbbdd6295baff61385b1e0e82720237763b5ddcbb692b-fedora-43-4.14_opam-2.4-992b1d042607839f328486c8272ab184" 2026-01-05 07:30.30: Using OBuilder spec: ((from ocaml/opam:fedora-43-ocaml-4.14@sha256:dc6847fe293faa92d46fbbdd6295baff61385b1e0e82720237763b5ddcbb692b) (comment fedora-43-4.14_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 clete All commits already cached HEAD is now at 9cc057e43 Merge branch 'master' into prepare-lwt6-release (from ocaml/opam:fedora-43-ocaml-4.14@sha256:dc6847fe293faa92d46fbbdd6295baff61385b1e0e82720237763b5ddcbb692b) Unable to find image 'ocaml/opam:fedora-43-ocaml-4.14@sha256:dc6847fe293faa92d46fbbdd6295baff61385b1e0e82720237763b5ddcbb692b' locally docker.io/ocaml/opam@sha256:dc6847fe293faa92d46fbbdd6295baff61385b1e0e82720237763b5ddcbb692b: Pulling from ocaml/opam 1216d224fefc: Already exists 1ae211ec70df: Already exists e3c845545bdd: Already exists adbbce15b35d: Already exists fec0b2730855: Already exists d42b256333b3: Already exists 347b5da763ef: Already exists ee8e1ee5d3b3: Already exists 1407c9d94463: Already exists 912b3cfa4b1c: Already exists 9bb0f03cebf5: Already exists da26c7f15afe: Already exists d9356a09c9bc: Already exists b6f2d11ffba1: Already exists e9d79416de7e: Already exists d8fc23752670: Already exists 043479df29c2: Already exists bde0248f5af4: Already exists 3cb4199e5c40: Already exists f7f8c0cc272b: Already exists 099c8f0f8aa7: Already exists 4f4fb700ef54: Already exists 2dcbf8eb3274: Already exists aec4178fd2c9: Already exists ffeea0bca746: Already exists 694e9f03259b: Already exists 0f53dbd64c41: Already exists e9a84c20d545: Already exists 60cd93f167b9: Already exists 6ac93c253746: Already exists b4fc515f2633: Already exists b9d45f820f99: Already exists a6ef8e91a762: Already exists ed335a59ac60: Already exists 00a065e4dcbc: Already exists 2de645a87852: Already exists a98b93793621: Already exists 6f61dd37808d: Already exists f6aefcff6474: Already exists 4f33e294934e: Already exists d4443ef124a6: Already exists 942433d5d086: Already exists 1803ba6bc01c: Already exists 7ed01763315c: Already exists Digest: sha256:dc6847fe293faa92d46fbbdd6295baff61385b1e0e82720237763b5ddcbb692b Status: Downloaded newer image for ocaml/opam@sha256:dc6847fe293faa92d46fbbdd6295baff61385b1e0e82720237763b5ddcbb692b 2026-01-05 07:31.25 ---> saved as "87c4833ca4afb7f495c7c51a969bf87dcf282c0263cd74a98f849c4ecee655e1" /: (comment fedora-43-4.14_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 43 - x86_64 100% | 27.8 KiB/s | 22.4 KiB | 00m01s Fedora 43 openh264 (From Cisco) - x86_ 100% | 3.2 KiB/s | 986.0 B | 00m00s Fedora 43 - x86_64 - Updates 100% | 52.9 KiB/s | 9.7 KiB | 00m00s Repositories loaded. Package "findutils-1:4.10.0-6.fc43.x86_64" is already installed. Nothing to do. 2026-01-05 07:31.31 ---> saved as "f45c9ca912816df25cbe862da2e008690fade8450192d2163b0868c30ec32b70" /src: (run (shell "sudo ln -f /usr/bin/opam-2.4 /usr/bin/opam")) 2026-01-05 07:31.31 ---> saved as "a157fd3de66f72a5cffa4ec2ff409e4da1fd6b998ee6fc0df1a65282ae116668" /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 2026-01-05 07:31.56 ---> saved as "7be0bfa1ba703ee985c0f799ca6988f168dd94b5b73cbe76150bbe3b7a4ce18e" /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-90-generic The OCaml toplevel, version 4.14.2 2.4.1 2026-01-05 07:31.56 ---> saved as "a36ee6aa5982d62f62b19c85eaa6343a42db34fd1d55df8c2491451ff224bb79" /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-01-05 07:31.57 ---> saved as "fc15ea6ad25363aa99307d654714e3693a52b79305fc8b0db5357c9b7d6b6e29" /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")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD ee48e882f0..71325ac6ed master -> origin/master 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 07:32.17 ---> saved as "a7f481195e4a0c4ee3c70c17b868386a68af8cff5538b7337c21f66dcaf6f3a2" /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 07:32.17 ---> saved as "01f2b8e94d5ab4e8250481fcb8c600cb5201ebe82974fce193f467b6e75c0e69" /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 07:32.24 ---> saved as "3652f12ceeff28337ff1746db93bed8d7225ec0f3fcba16a0800bb84f0333626" /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-01-05 07:32.24 ---> saved as "aa11ff6a7d800499020d8635349d58f57d29d23bd483c919b63e71144358bf50" /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 07:32.34 ---> saved as "83b50ad0a1b4f3591c239e42c89929ef6a920b232014b5965cfef88f20249be4" /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 dune.3.20.2, dune-configurator.3.20.2 (cached) -> retrieved ppxlib.0.37.0 (cached) -> retrieved stdlib-shims.0.3.0 (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 stdlib-shims.0.3.0 -> installed csexp.1.5.2 -> installed cppo.1.8.0 -> installed ocaml-compiler-libs.v0.12.4 -> installed sexplib0.v0.17.0 -> 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 07:33.26 ---> saved as "e7818ddaf81cc3237c2427317dbf647610e05ca51dfad916c75b39583250315a" /src: (copy (src .) (dst /src)) 2026-01-05 07:33.27 ---> saved as "7d179c13f683a5ed3fbfee94807936f92a365f8cb0e89dba759ae9b40b870708" /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 0.22 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'... .................................SSSSS..............................................................................................................SSSS................................................................................... Ok. 226 tests ran, 9 tests skipped in 6.31 seconds 2026-01-05 07:33.36 ---> saved as "09de03861a5c1a24f55005a503d9590f3755aafe5f2b5d041d7073288040e8a9" Job succeeded 2026-01-05 07:33.36: Job succeeded