2026-01-27 10:55.33: New job: test ocsigen/lwt https://github.com/ocsigen/lwt.git#refs/heads/deferred-wakeup (b20ad40423428915603c63bf36ea9f57e79c53a6) (linux-x86_64:opensuse-15.6-4.14_opam-2.5) Base: ocaml/opam:opensuse-15.6-ocaml-4.14@sha256:06017813d28497e89c59cf3d506db67c96f556fc1ec8d5031826d12721c9a0f7 Opam project build To reproduce locally: git clone --recursive "https://github.com/ocsigen/lwt.git" -b "deferred-wakeup" && cd "lwt" && git reset --hard b20ad404 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:opensuse-15.6-ocaml-4.14@sha256:06017813d28497e89c59cf3d506db67c96f556fc1ec8d5031826d12721c9a0f7 # opensuse-15.6-4.14_opam-2.5 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" WORKDIR /src 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 873cb18c37b308713d11ad3894c4bb78d73fb3e7 || git fetch origin master) && git reset -q --hard 873cb18c37b308713d11ad3894c4bb78d73fb3e7 && git log --no-decorate -n1 --oneline && opam update -u COPY --chown=1000:1000 lwt_retry.opam lwt_react.opam lwt_ppx.opam lwt.opam ./ RUN opam pin add -yn lwt_retry.dev './' && \ opam pin add -yn lwt_react.dev './' && \ opam pin add -yn lwt_ppx.dev './' && \ opam pin add -yn lwt.dev './' RUN echo '(lang dune 3.0)' > './dune-project' ENV DEPS="base.v0.16.4 base-bigarray.base base-bytes.base base-threads.base base-unix.base bisect_ppx.2.8.3 cmdliner.1.3.0 cppo.1.8.0 csexp.1.5.2 dune.3.21.0 dune-configurator.3.21.0 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 ppx_here.v0.16.0 ppx_let.v0.16.0 ppxlib.0.35.0 react.1.2.2 sexplib0.v0.16.0 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 @install @check @runtest && rm -rf _build END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2026-01-27 10:55.33: Using cache hint "ocsigen/lwt-ocaml/opam:opensuse-15.6-ocaml-4.14@sha256:06017813d28497e89c59cf3d506db67c96f556fc1ec8d5031826d12721c9a0f7-opensuse-15.6-4.14_opam-2.5-177da2e5de974ccd97156e2e01baa047" 2026-01-27 10:55.33: Using OBuilder spec: ((from ocaml/opam:opensuse-15.6-ocaml-4.14@sha256:06017813d28497e89c59cf3d506db67c96f556fc1ec8d5031826d12721c9a0f7) (comment opensuse-15.6-4.14_opam-2.5) (user (uid 1000) (gid 1000)) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (workdir /src) (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 873cb18c37b308713d11ad3894c4bb78d73fb3e7 || git fetch origin master) && git reset -q --hard 873cb18c37b308713d11ad3894c4bb78d73fb3e7 && git log --no-decorate -n1 --oneline && opam update -u")) (copy (src lwt_retry.opam lwt_react.opam lwt_ppx.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.dev './' && \ \nopam pin add -yn lwt.dev './'")) (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) (env DEPS "base.v0.16.4 base-bigarray.base base-bytes.base base-threads.base base-unix.base bisect_ppx.2.8.3 cmdliner.1.3.0 cppo.1.8.0 csexp.1.5.2 dune.3.21.0 dune-configurator.3.21.0 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 ppx_here.v0.16.0 ppx_let.v0.16.0 ppxlib.0.35.0 react.1.2.2 sexplib0.v0.16.0 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 @install @check @runtest && rm -rf _build")) ) 2026-01-27 10:55.33: Waiting for resource in pool OCluster 2026-01-27 10:55.34: Waiting for worker… 2026-01-27 10:55.34: Got resource from pool OCluster Building on asteria.caelum.ci.dev HEAD is now at 52759b5ba ppx: add test for #1085, add standalone ppx executable HEAD is now at b20ad4042 rehaul (from ocaml/opam:opensuse-15.6-ocaml-4.14@sha256:06017813d28497e89c59cf3d506db67c96f556fc1ec8d5031826d12721c9a0f7) Unable to find image 'ocaml/opam:opensuse-15.6-ocaml-4.14@sha256:06017813d28497e89c59cf3d506db67c96f556fc1ec8d5031826d12721c9a0f7' locally docker.io/ocaml/opam@sha256:06017813d28497e89c59cf3d506db67c96f556fc1ec8d5031826d12721c9a0f7: Pulling from ocaml/opam 625c79e3ae60: Already exists ca6439633d2f: Already exists 3e61b5a3343d: Already exists 572d4bcd324d: Already exists 3994ff15a7b0: Already exists 1d676486d940: Already exists 1805f8e47dca: Already exists 3582d9a1382c: Already exists ac0b974faa58: Already exists 67d656ab5910: Already exists 839cdf272e6c: Already exists 8689175d709f: Already exists e40b27547779: Already exists 88cb140bc0e8: Already exists ab3a4a69e4f4: Already exists e4fd7a94954f: Already exists 92f036b4edea: Already exists 396a718de0b7: Already exists 396a718de0b7: Already exists 4f4fb700ef54: Already exists 0420ccc16eca: Already exists cc2c69f374ef: Already exists 22899c47761b: Already exists 8faa077d3a79: Already exists b972aa889009: Already exists c6b297e7480d: Already exists 3bcaed3c075b: Already exists e04276e867bb: Already exists 1abd543659d3: Already exists cdfeed99d27a: Already exists 31a3fe0454c7: Already exists 27bd77ac4143: Already exists 83ee7dcdeec7: Already exists 1619bb7b4db1: Already exists 22f6e36aa5fa: Already exists f64ad179410d: Already exists 8794b54faffb: Already exists bb981eaa95e1: Already exists a0128ffaf5eb: Pulling fs layer 5a412c9f106b: Pulling fs layer 80db8971c211: Pulling fs layer 6a2ee1c75511: Pulling fs layer 6a2ee1c75511: Waiting 5a412c9f106b: Verifying Checksum 5a412c9f106b: Download complete 80db8971c211: Verifying Checksum 80db8971c211: Download complete 6a2ee1c75511: Verifying Checksum 6a2ee1c75511: Download complete a0128ffaf5eb: Verifying Checksum a0128ffaf5eb: Download complete a0128ffaf5eb: Pull complete 5a412c9f106b: Pull complete 80db8971c211: Pull complete 6a2ee1c75511: Pull complete Digest: sha256:06017813d28497e89c59cf3d506db67c96f556fc1ec8d5031826d12721c9a0f7 Status: Downloaded newer image for ocaml/opam@sha256:06017813d28497e89c59cf3d506db67c96f556fc1ec8d5031826d12721c9a0f7 2026-01-27 10:55.34 ---> using "52e816f0aa85450cfc16d266041d2887ffe3489dbdcd0251f1fe96de79154cb7" from cache /: (comment opensuse-15.6-4.14_opam-2.5) /: (user (uid 1000) (gid 1000)) /: (env CLICOLOR_FORCE 1) /: (env OPAMCOLOR always) /: (workdir /src) /src: (run (shell "sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam")) 2026-01-27 10:55.34 ---> using "8650481d781dc9d0d26de5f6a96edc122ddbd937f45050431815622602800d6f" 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 2026-01-27 10:55.34 ---> using "a639c37e4752436ea63c6b5c9003994a92c182efd195e74310c07ebbd376ee98" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-87-generic The OCaml toplevel, version 4.14.2 2.5.0 2026-01-27 10:55.34 ---> using "30e93a1d8eec7e3649eb26c2f3bbb48b8dc12ffbfe81099d2373f40888537920" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-01-27 10:55.34 ---> using "725df111b3eaf2178920dcb3b270894ce79a00a527e6f87689cad4be88f17e77" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 873cb18c37b308713d11ad3894c4bb78d73fb3e7 || git fetch origin master) && git reset -q --hard 873cb18c37b308713d11ad3894c4bb78d73fb3e7 && git log --no-decorate -n1 --oneline && opam update -u")) 873cb18c37 Merge pull request #29216 from shonfeder/release-dune-3.21.0 <><> 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) 2026-01-27 10:55.34 ---> using "011468a684a2fe320449f1170a1c40d7b51c5224afe16e30ab82188bca34a10e" from cache /src: (copy (src lwt_retry.opam lwt_react.opam lwt_ppx.opam lwt.opam) (dst ./)) 2026-01-27 10:55.35 ---> saved as "d69542761d78b5867481aa2f6dde51f5585be6b9313fdb29641d1904bd0ba044" /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.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) [lwt_ppx.dev] synchronised (file:///src) lwt_ppx is now pinned to file:///src (version dev) [lwt.dev] synchronised (file:///src) lwt is now pinned to file:///src (version dev) 2026-01-27 10:55.37 ---> saved as "89713bf164a7c3794f89a0834275e6d6833669f0401dbf129445ec3b6488d059" /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-01-27 10:55.37 ---> saved as "643f3e797167fdb4d93ad7fe3190b1ac2e7398876e53d5b6ea2d2439e14eda6c" /src: (env DEPS "base.v0.16.4 base-bigarray.base base-bytes.base base-threads.base base-unix.base bisect_ppx.2.8.3 cmdliner.1.3.0 cppo.1.8.0 csexp.1.5.2 dune.3.21.0 dune-configurator.3.21.0 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 ppx_here.v0.16.0 ppx_let.v0.16.0 ppxlib.0.35.0 react.1.2.2 sexplib0.v0.16.0 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/bin/sudo "zypper" "--non-interactive" "refresh" - Retrieving repository 'Update repository of openSUSE Backports' metadata [.. - Looking for gpg keys in repository Update repository of openSUSE Backports. - gpgkey=http://download.opensuse.org/update/leap/15.6/backports/repodata/repomd.xml.key - . - ...... - .... - .... - .... - .... - .... - .... - .... - .... - .... - .... - .......... - .......done] - Building repository 'Update repository of openSUSE Backports' cache [.. - ..done] - Retrieving repository 'Update repository with updates from SUSE Linux Enterprise 15' metadata [.. - Looking for gpg keys in repository Update repository with updates from SUSE Linux Enterprise 15. - gpgkey=http://download.opensuse.org/update/leap/15.6/sle/repodata/repomd.xml.key - ..... - .... - .... - .... - .... - .... - ...... - ......... - ........ - ........ - ....... - .. - ........... - .......... - ......... - .......... - .......... - .......... - .......... - .......... - .......... - ............. - done] - Building repository 'Update repository with updates from SUSE Linux Enterprise 15' cache [.. - ..done] - Repository 'Main Update Repository' is up to date. - Repository 'Update Repository (Non-Oss)' is up to date. - Repository 'Non-OSS Repository' is up to date. - Repository 'Main Repository' is up to date. - All repositories have been refreshed. <><> 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). # To update the current shell environment, run: eval $(opam env) 2026-01-27 10:56.49 ---> saved as "f2fac73a52f2cc87b14aba5a4c9ace1326f44e8ffc8988ecc97295a8f5e7c842" /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 20 packages - install base v0.16.4 - install base-bytes base - install bisect_ppx 2.8.3 - install cmdliner 1.3.0 - install cppo 1.8.0 - install csexp 1.5.2 - install dune 3.21.0 - install dune-configurator 3.21.0 - 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 ppx_here v0.16.0 - install ppx_let v0.16.0 - install ppxlib 0.35.0 - install react 1.2.2 - install sexplib0 v0.16.0 - install stdlib-shims 0.3.0 - install topkg 1.1.1 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved base.v0.16.4 (cached) -> retrieved bisect_ppx.2.8.3 (cached) -> retrieved cmdliner.1.3.0 (cached) -> 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 ppx_here.v0.16.0 (cached) -> retrieved ppx_let.v0.16.0 (cached) -> retrieved react.1.2.2 (cached) -> retrieved sexplib0.v0.16.0 (cached) -> retrieved stdlib-shims.0.3.0 (cached) -> retrieved topkg.1.1.1 (cached) -> retrieved ppxlib.0.35.0 (cached) -> retrieved dune.3.21.0, dune-configurator.3.21.0 (cached) -> installed cmdliner.1.3.0 -> 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.3.21.0 -> 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.v0.16.0 -> installed ocplib-endian.1.2 -> installed dune-configurator.3.21.0 -> installed base.v0.16.4 -> installed ppxlib.0.35.0 -> installed ppx_here.v0.16.0 -> installed bisect_ppx.2.8.3 -> installed ppx_let.v0.16.0 Done. # To update the current shell environment, run: eval $(opam env) 2026-01-27 10:57.36 ---> saved as "a5285b11d7e3e8e3fce4bf612334f457851035986e74f27488af066f661c868d" /src: (copy (src .) (dst /src)) 2026-01-27 10:57.36 ---> saved as "4e6bebda1604c0719c6ec34b6e8f99bf718b8ab812b89c75315564b8d463b794" /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/ppx && ./main.exe) Testing library 'ppx'... ................ Ok. 16 tests ran, 0 tests skipped in 1.20 seconds File "test/react/dune", line 2, characters 7-11: 2 | (name main) ^^^^ (cd _build/default/test/react && ./main.exe) Testing library 'react'... F....... Failures in test suite 'lwt_event': Test 'to_stream' produced 'false' (cd _build/default/test/unix && ./main.exe) Testing library 'unix'... .....................................SSSSS..............................................................................................................SSSS................................................................................... Ok. 230 tests ran, 9 tests skipped in 6.30 seconds 2026-01-27 11:55.34: Cancelling: Timeout (60.0 minutes) Job cancelled 2026-01-27 11:55.34: Timeout (60.0 minutes)