2026-04-27 07:23.24: New job: test ocsigen/lwt https://github.com/ocsigen/lwt.git#refs/pull/1103/head (6413e903f4b1e70d99653c58f6d8c34a8b8c7933) (linux-x86_64:fedora-42-4.14_opam-2.5) Base: ocaml/opam:fedora-42-ocaml-4.14@sha256:c17b94646c202b954d55cd66538268d1f3cdacf1f508bb06165d32089a6d2a06 Opam project build To reproduce locally: git clone --recursive "https://github.com/ocsigen/lwt.git" && cd "lwt" && git fetch origin "refs/pull/1103/head" && git reset --hard 6413e903 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:fedora-42-ocaml-4.14@sha256:c17b94646c202b954d55cd66538268d1f3cdacf1f508bb06165d32089a6d2a06 # fedora-42-4.14_opam-2.5 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-2.5 /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 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 || git fetch origin master) && git reset -q --hard 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 && 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.3.22.2 dune-configurator.3.22.2 ocaml.4.14.3 ocaml-base-compiler.4.14.3 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.0.38.0 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_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 2026-04-27 07:23.24: Using cache hint "ocsigen/lwt-ocaml/opam:fedora-42-ocaml-4.14@sha256:c17b94646c202b954d55cd66538268d1f3cdacf1f508bb06165d32089a6d2a06-fedora-42-4.14_opam-2.5-0c83aad4f606378758160341b6ba8424" 2026-04-27 07:23.24: Using OBuilder spec: ((from ocaml/opam:fedora-42-ocaml-4.14@sha256:c17b94646c202b954d55cd66538268d1f3cdacf1f508bb06165d32089a6d2a06) (comment fedora-42-4.14_opam-2.5) (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-2.5 /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 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 || git fetch origin master) && git reset -q --hard 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 && 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 (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.3.22.2 dune-configurator.3.22.2 ocaml.4.14.3 ocaml-base-compiler.4.14.3 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.0.38.0 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_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")) ) 2026-04-27 07:23.24: Waiting for resource in pool OCluster 2026-04-27 07:33.41: Waiting for worker… 2026-04-27 07:39.14: Got resource from pool OCluster Building on odawa.caelum.ci.dev All commits already cached HEAD is now at 6413e903f Refactor Win32 blocking fd checks to use match guards (from ocaml/opam:fedora-42-ocaml-4.14@sha256:c17b94646c202b954d55cd66538268d1f3cdacf1f508bb06165d32089a6d2a06) Unable to find image 'ocaml/opam:fedora-42-ocaml-4.14@sha256:c17b94646c202b954d55cd66538268d1f3cdacf1f508bb06165d32089a6d2a06' locally docker.io/ocaml/opam@sha256:c17b94646c202b954d55cd66538268d1f3cdacf1f508bb06165d32089a6d2a06: Pulling from ocaml/opam bcbfb8588268: Already exists 73b2408747f6: Already exists 9801aa370cb0: Already exists e2db682e1091: Already exists 35ce4f3a1d8f: Already exists 0c758f381927: Already exists 331d2e83f975: Already exists 587b7a9d2fa5: Already exists 6f5d85344b5e: Already exists 0bf270c8c680: Already exists b8a710b2793e: Already exists 102e4eb337f9: Already exists 8074f360636b: Already exists e2e6e0c8e26d: Already exists 523ea61dbc78: Already exists fdc7142430a4: Already exists bd9c320da6c3: Already exists 84da89250dcb: Already exists 14965138aadf: Already exists 423340f710ae: Already exists a8ded4eff573: Already exists 4f4fb700ef54: Already exists b0088e840ba0: Already exists 8af4a5e4bfe7: Already exists 47714dafabe1: Already exists 7d178f126a38: Already exists 1e25091b9328: Already exists e7334ffd00ee: Already exists b0d0fb29e996: Already exists b514f69d4736: Already exists cc65440c3c3b: Already exists 92a35f6a24ed: Already exists 9913b5eb2db3: Already exists 164a98ef7bc0: Already exists ebe09a1e10fd: Already exists cd30e6adea74: Already exists b864cbae0a9c: Already exists ba3fe2c0fbfd: Already exists 889dd894e69f: Already exists 29224cb56fda: Already exists 6c44a2ff139a: Pulling fs layer 6b234c7a28b8: Pulling fs layer cd3978b92ac3: Pulling fs layer 536dada2d351: Pulling fs layer 67fc0ef3a1ba: Pulling fs layer 536dada2d351: Waiting cd3978b92ac3: Verifying Checksum cd3978b92ac3: Download complete 536dada2d351: Download complete 67fc0ef3a1ba: Verifying Checksum 67fc0ef3a1ba: Download complete 6b234c7a28b8: Verifying Checksum 6b234c7a28b8: Download complete 6c44a2ff139a: Download complete 6c44a2ff139a: Pull complete 6b234c7a28b8: Pull complete cd3978b92ac3: Pull complete 536dada2d351: Pull complete 67fc0ef3a1ba: Pull complete Digest: sha256:c17b94646c202b954d55cd66538268d1f3cdacf1f508bb06165d32089a6d2a06 Status: Downloaded newer image for ocaml/opam@sha256:c17b94646c202b954d55cd66538268d1f3cdacf1f508bb06165d32089a6d2a06 2026-04-27 07:39.14 ---> using "a2138dc0ef62f001e023e4416ed486d1206cfe1a8119b44d0145c01c1c705900" from cache /: (comment fedora-42-4.14_opam-2.5) /: (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 - Updates 100% | 27.8 KiB/s | 15.5 KiB | 00m01s Repositories loaded. Package "findutils-1:4.10.0-5.fc42.x86_64" is already installed. Nothing to do. 2026-04-27 07:39.14 ---> using "58803695cc6abc3d549c4df51963f984b5dc2f86724a3b4c1a28f3f1782c5a76" from cache /src: (run (shell "sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam")) 2026-04-27 07:39.14 ---> using "ced88770838d03c64fb8e716497a3ccad63e4841e26fed6a10facd47fb2a012b" 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 [NOTE] The 'jobs' option was reset, its value was 71 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=71 --global Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [ERROR] Could not update repository "ocaml-patches-overlay": "/usr/sbin/git fetch -q" exited with code 128 "fatal: unable to access 'https://github.com/ocurrent/opam-repository/': Could not resolve host: github.com" [default] Initialised 2026-04-27 07:39.14 ---> using "6e9a9535e319472b2a29a3d4d48cb6a6b3073ad99d1208d8351c4cf8850bdca8" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-107-generic The OCaml toplevel, version 4.14.3 2.5.1 2026-04-27 07:39.14 ---> using "0700f36ed8d4644f121891f73c39da1608a342d69989cbde0acdecf4bda422d7" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-04-27 07:39.14 ---> using "bf3690f6247c9aaf56d24d330855d609682cc634cb3f28d0fd9a7765d012f469" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 || git fetch origin master) && git reset -q --hard 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 && git log --no-decorate -n1 --oneline && opam update -u")) 5f7bb1a6e6 Merge pull request #29704 from shonfeder/release-dune-3.22.2 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [ocaml-patches-overlay] no changes from git+https://github.com/ocurrent/opam-repository#patches [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.5.5.0"), which will ask permission to downgrade or uninstall the conflicting packages. Nothing to do. # To update the current shell environment, run: eval $(opam env) 2026-04-27 07:39.14 ---> using "a5c506b4794698f08058abbc876203e75691e052eca4083d72de22c6e129a1c9" 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 ./)) 2026-04-27 07:39.14 ---> using "2fa1d8ba4007d77bcd27fc78a036ccb4d5ebf134b7187418fc584864929e5f82" 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) 2026-04-27 07:39.14 ---> using "2ae10b598c3eef4a0b471ef31638d483e50d6251c8b912a8ed9c7711d93b48c4" from cache /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-04-27 07:39.14 ---> using "4969466e7ed5df12db7a4944b2a722b8e502870ec812dcdb0339f70337ec1f9f" from cache /src: (env DEPS "base-bigarray.base base-bytes.base base-threads.base base-unix.base cppo.1.8.0 csexp.1.5.2 dune.3.22.2 dune-configurator.3.22.2 ocaml.4.14.3 ocaml-base-compiler.4.14.3 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.0.38.0 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_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 4.14.3). [NOTE] Package ocaml is already installed (current version is 4.14.3). [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). # To update the current shell environment, run: eval $(opam env) 2026-04-27 07:39.14 ---> using "d1647df8b7336eed28173813b4206fc01929d328dbdd6454e407b99338b1daf2" from cache /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 4.14.3). [NOTE] Package ocaml is already installed (current version is 4.14.3). [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 3.22.2 - install dune-configurator 3.22.2 - 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 0.38.0 - 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 ocamlfind.1.9.8 (cached) -> retrieved ocamlbuild.0.16.1 (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.3.22.2, dune-configurator.3.22.2 (cached) -> retrieved ppxlib.0.38.0 (cached) -> installed ocamlbuild.0.16.1 -> retrieved topkg.1.1.1 (cached) -> installed ocamlfind.1.9.8 -> installed base-bytes.base -> installed topkg.1.1.1 -> installed react.1.2.2 -> installed dune.3.22.2 -> 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.3.22.2 -> installed ppxlib.0.38.0 Done. # To update the current shell environment, run: eval $(opam env) 2026-04-27 07:39.32 ---> saved as "bdd8dbbd4e75222b1ab704ee8aba3116595d02b393da83b8163549b431679e72" /src: (copy (src .) (dst /src)) 2026-04-27 07:39.32 ---> saved as "3dfdd46151f59fd500ecc4b06c5f31c9512fdb6443fa067053e3bc25bc2120c2" /src: (run (shell "opam exec -- dune build --only-packages=lwt_retry,lwt_react,lwt_ppx,lwt @install @check @runtest && rm -rf _build")) File "dune-project", line 39, characters 2-24: 39 | (lwt (= 6.0.0-beta01)))) ^^^^^^^^^^^^^^^^^^^^^^ Warning: Duplicate dependency on package (lwt (= 6.0.0-beta01)) in 'conflicts' field. If you want to specify multiple constraints, combine them using (and ...). Hint: To disable this warning, add the following to your dune-project file: (warnings (duplicate_deps disabled)) (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 0.14 seconds (cd _build/default/test/ppx && ./main.exe) Testing library 'ppx'... ................... Ok. 19 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. 227 tests ran, 9 tests skipped in 6.29 seconds 2026-04-27 07:39.42 ---> saved as "ee1b66160c38d472580e1d5ea2bd9c1bffba10bdec1eff19af3d635a06d02f6e" Job succeeded 2026-04-27 07:39.42: Job succeeded