2026-01-16 11:39.48: New job: test ocsigen/lwt https://github.com/ocsigen/lwt.git#refs/heads/maintenance (8801e0ca2ebebc9f60cd804df6866c888672cffe) (linux-x86_64:debian-13-5.2_opam-2.5) Base: ocaml/opam:debian-13-ocaml-5.2@sha256:337f463bf7a7736c2329aecde49ec0604878cdb4144b9df2a84fbd4287640aa7 Opam project build To reproduce locally: git clone --recursive "https://github.com/ocsigen/lwt.git" -b "maintenance" && cd "lwt" && git reset --hard 8801e0ca cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:debian-13-ocaml-5.2@sha256:337f463bf7a7736c2329aecde49ec0604878cdb4144b9df2a84fbd4287640aa7 # debian-13-5.2_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__ppx_let_tests.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__ppx_let_tests.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.v0.17.3 base-bigarray.base base-bytes.base base-domains.base base-nnp.base base-threads.base base-unix.base cppo.1.8.0 csexp.1.5.2 dune.3.21.0 dune-configurator.3.21.0 ocaml.5.2.1 ocaml-base-compiler.5.2.1 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=2.5 --depext-only -y lwt_retry.dev lwt_react.dev lwt_ppx__ppx_let_tests.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 2026-01-16 11:39.48: Using cache hint "ocsigen/lwt-ocaml/opam:debian-13-ocaml-5.2@sha256:337f463bf7a7736c2329aecde49ec0604878cdb4144b9df2a84fbd4287640aa7-debian-13-5.2_opam-2.5-b1926c3bd27e59d595218f0da2d7ffb1" 2026-01-16 11:39.48: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-5.2@sha256:337f463bf7a7736c2329aecde49ec0604878cdb4144b9df2a84fbd4287640aa7) (comment debian-13-5.2_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__ppx_let_tests.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__ppx_let_tests.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.v0.17.3 base-bigarray.base base-bytes.base base-domains.base base-nnp.base base-threads.base base-unix.base cppo.1.8.0 csexp.1.5.2 dune.3.21.0 dune-configurator.3.21.0 ocaml.5.2.1 ocaml-base-compiler.5.2.1 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=2.5 --depext-only -y lwt_retry.dev lwt_react.dev lwt_ppx__ppx_let_tests.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")) ) 2026-01-16 11:39.48: Waiting for resource in pool OCluster 2026-01-16 15:08.39: Waiting for worker… 2026-01-16 15:11.35: Got resource from pool OCluster Building on eumache All commits already cached HEAD is now at 8801e0ca2 Update dune-project with maintenance-intent latest (from ocaml/opam:debian-13-ocaml-5.2@sha256:337f463bf7a7736c2329aecde49ec0604878cdb4144b9df2a84fbd4287640aa7) Unable to find image 'ocaml/opam:debian-13-ocaml-5.2@sha256:337f463bf7a7736c2329aecde49ec0604878cdb4144b9df2a84fbd4287640aa7' locally docker.io/ocaml/opam@sha256:337f463bf7a7736c2329aecde49ec0604878cdb4144b9df2a84fbd4287640aa7: Pulling from ocaml/opam 281b80c799de: Already exists ce76feb86791: Already exists 7984eb0e5b45: Already exists 56c452a960b1: Already exists b85825bef00a: Already exists d6ff43dfb85c: Already exists 4197ec645389: Already exists 37cac33e41ff: Already exists 4cb993fb248e: Already exists ca442870f91f: Already exists b1d1a2fb5f4a: Already exists 0dea577b2801: Already exists cc10daaea4fd: Already exists 5f878cb1723a: Already exists 8968959fa983: Already exists 5bdd9b9ed0e3: Already exists 55661c5b388f: Already exists 55661c5b388f: Already exists 92d1dc6907bd: Already exists 7100b414728b: Already exists a6a54ddc9818: Already exists a920ad627810: Already exists 4f4fb700ef54: Already exists f7df7b6e19c0: Already exists cd713d66718c: Already exists 6ed45ab2af86: Already exists 40598b80a8fe: Already exists 983f7969ff00: Already exists 40ec09ee09bd: Already exists 76a0afa38cd9: Already exists 1d5a564d139a: Already exists 82883b85a4f0: Already exists 1d8458efd73b: Already exists 2d80a9fac9ac: Already exists 4d69ee6ae94b: Already exists ce8d28b713f1: Already exists 97580d938033: Already exists da5fa40e04f8: Already exists d7a499968f64: Already exists 28e5932c7c69: Already exists 81389c423fc3: Already exists 4d539b35ca4b: Already exists 174d636e7732: Already exists 97c418526f61: Already exists 520aa5adcd88: Already exists 2b18979031bf: Already exists bb421667400f: Already exists b928d85a3951: Already exists Digest: sha256:337f463bf7a7736c2329aecde49ec0604878cdb4144b9df2a84fbd4287640aa7 Status: Downloaded newer image for ocaml/opam@sha256:337f463bf7a7736c2329aecde49ec0604878cdb4144b9df2a84fbd4287640aa7 2026-01-16 15:11.35 ---> using "b5bd9c066c3a792f2449958b5ac2051bcdf89adcf9c907dce832deb855abab3d" from cache /: (comment debian-13-5.2_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")) 2026-01-16 15:11.35 ---> using "937e5e29aa32e2d3d65932219aff86ca7263a3ac55f1634b532ff058a33f420f" 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. Continue? [Y/n] y 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. Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised 2026-01-16 15:11.35 ---> using "0a8bb0b9372941336838614dd7a29347589db13933bc0fcfceb7c30c42d80a7c" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 5.15.0-131-generic The OCaml toplevel, version 5.2.1 2.5.0 2026-01-16 15:11.35 ---> using "2c8720faf6ba20f27b5795b8482074f2111223221df3e136271b644f4ac56492" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-01-16 15:11.35 ---> using "63ad37411282d5b15b43522ac7d7485f201340e4b83ee4ebf5a2684e04012c50" 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")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD 16d9c0eb87..92679ed614 master -> origin/master 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) 2026-01-16 15:11.35 ---> using "bc0aa2fe1be2a71ebac8b28ffae526af50cc014aa9582ca3ddf96b2f919a392d" from cache /src: (copy (src lwt_retry.opam lwt_react.opam lwt_ppx__ppx_let_tests.opam lwt_ppx.opam lwt.opam) (dst ./)) 2026-01-16 15:11.35 ---> saved as "55e178e74f346f29fa734dc62121db6c9d3aa67be1584d223fdb004e00921e25" /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__ppx_let_tests.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) [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.dev] synchronised (file:///src) lwt is now pinned to file:///src (version dev) 2026-01-16 15:11.45 ---> saved as "f542d7f62c36cf8142ad39086dd89e664ba4fb424a75b34c0587bd307ab41809" /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-01-16 15:11.45 ---> saved as "70a6b9b7f04987b2fe54c2b9a4d119b26317fee13e7e8b20449ca5d98484bbdc" /src: (env DEPS "base.v0.17.3 base-bigarray.base base-bytes.base base-domains.base base-nnp.base base-threads.base base-unix.base cppo.1.8.0 csexp.1.5.2 dune.3.21.0 dune-configurator.3.21.0 ocaml.5.2.1 ocaml-base-compiler.5.2.1 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=2.5 --depext-only -y lwt_retry.dev lwt_react.dev lwt_ppx__ppx_let_tests.dev lwt_ppx.dev lwt.dev $DEPS")) + /usr/bin/sudo "apt-get" "update" - Get:1 http://deb.debian.org/debian trixie InRelease [140 kB] - Get:2 http://deb.debian.org/debian trixie-updates InRelease [47.3 kB] - Get:3 http://deb.debian.org/debian-security trixie-security InRelease [43.4 kB] - Get:4 http://deb.debian.org/debian trixie/main amd64 Packages [9670 kB] - Get:5 http://deb.debian.org/debian-security trixie-security/main amd64 Packages [95.9 kB] - Fetched 9997 kB in 2s (6289 kB/s) - Reading package lists... - <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [lwt.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) [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-base-compiler is already installed (current version is 5.2.1). [NOTE] Package ocaml is already installed (current version is 5.2.1). [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-domains 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) 2026-01-16 15:12.03 ---> saved as "e02d443c750e0793ed6eb214bd57e09b4824068ba79c54bf41b8b84b6714daab" /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-base-compiler is already installed (current version is 5.2.1). [NOTE] Package ocaml is already installed (current version is 5.2.1). [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-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 3.21.0 - install dune-configurator 3.21.0 - 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.3.21.0, dune-configurator.3.21.0 (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.3.21.0 -> 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.3.21.0 -> 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) 2026-01-16 15:14.12 ---> saved as "14a0407d27d63758a35612f552e9ce432035b3f1b2febb92a0ceaef280c7e5c0" /src: (copy (src .) (dst /src)) 2026-01-16 15:14.13 ---> saved as "f4398d47085f585e50c741d6d7b64319ef2374e173ead29809b2741419912c29" /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/core && ./main.exe) Testing library 'core'... ...............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................SSSSSSSSSSSSSSSSSSSSSSS.................................................................................................................................................. Ok. 705 tests ran, 23 tests skipped in 0.24 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. 230 tests ran, 9 tests skipped in 6.31 seconds 2026-01-16 15:14.26 ---> saved as "c9189cc7317a9cf5573f613492f3fc432e6e36ebf8f05b12e044a09b5d404810" Job succeeded 2026-01-16 15:14.26: Job succeeded