2026-04-28 18:45.29: New job: test ocsigen/lwt https://github.com/ocsigen/lwt.git#refs/heads/prepare-5-9-4 (e39d447ef7bf218e66f184a7b9f9960802d80d5e) (linux-x86_64:ubuntu-26.04-4.14_opam-2.5) Base: ocaml/opam:ubuntu-26.04-ocaml-4.14@sha256:2f255185d21e68bfa168a0f0e7340692071da4b94eb69bf97e318398f8494c2d Opam project build To reproduce locally: git clone --recursive "https://github.com/ocsigen/lwt.git" -b "prepare-5-9-4" && cd "lwt" && git reset --hard e39d447e cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:ubuntu-26.04-ocaml-4.14@sha256:2f255185d21e68bfa168a0f0e7340692071da4b94eb69bf97e318398f8494c2d # ubuntu-26.04-4.14_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 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 || git fetch origin master) && git reset -q --hard 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 && 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-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 2026-04-28 18:45.29: Using cache hint "ocsigen/lwt-ocaml/opam:ubuntu-26.04-ocaml-4.14@sha256:2f255185d21e68bfa168a0f0e7340692071da4b94eb69bf97e318398f8494c2d-ubuntu-26.04-4.14_opam-2.5-0c83aad4f606378758160341b6ba8424" 2026-04-28 18:45.29: Using OBuilder spec: ((from ocaml/opam:ubuntu-26.04-ocaml-4.14@sha256:2f255185d21e68bfa168a0f0e7340692071da4b94eb69bf97e318398f8494c2d) (comment ubuntu-26.04-4.14_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 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 || git fetch origin master) && git reset -q --hard 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 && 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 (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")) ) 2026-04-28 18:45.29: Waiting for resource in pool OCluster 2026-04-28 19:06.59: Waiting for worker… 2026-04-28 19:10.37: Got resource from pool OCluster Building on phoebe.caelum.ci.dev All commits already cached HEAD is now at e39d447ef more engine compat (from ocaml/opam:ubuntu-26.04-ocaml-4.14@sha256:2f255185d21e68bfa168a0f0e7340692071da4b94eb69bf97e318398f8494c2d) Unable to find image 'ocaml/opam:ubuntu-26.04-ocaml-4.14@sha256:2f255185d21e68bfa168a0f0e7340692071da4b94eb69bf97e318398f8494c2d' locally docker.io/ocaml/opam@sha256:2f255185d21e68bfa168a0f0e7340692071da4b94eb69bf97e318398f8494c2d: Pulling from ocaml/opam 5f528443f346: Pulling fs layer 9d7db96ef8a1: Pulling fs layer 69cd0ed39c32: Pulling fs layer 8ddd605780bc: Pulling fs layer b3563cf9c718: Pulling fs layer 8ddd605780bc: Waiting 0ff6404f2cf9: Pulling fs layer b3563cf9c718: Waiting 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755a09591609: Pull complete 61e99e660ae4: Pull complete 5db38511abe8: Pull complete 877491a221b2: Pull complete Digest: sha256:2f255185d21e68bfa168a0f0e7340692071da4b94eb69bf97e318398f8494c2d Status: Downloaded newer image for ocaml/opam@sha256:2f255185d21e68bfa168a0f0e7340692071da4b94eb69bf97e318398f8494c2d 2026-04-28 19:10.45 ---> using "45d158ca078290bcc17e9facee88fdfae9286d7b57e1f5b30c01b2448818c3bd" from cache /: (comment ubuntu-26.04-4.14_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")) 2026-04-28 19:10.50 ---> using "f6c43e1eb203c06f8e009c1a61b1d92ed9f33cbff3bd56606096d07c0fa867d4" 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 ><><><><><><><><><><><><><><><><><><><><><><><><><><> [ERROR] Could not update repository "ocaml-patches-overlay": "/usr/bin/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 2026-04-28 19:10.51 ---> using "3cd5921a1a77cde0bded94a3ae9c2be02a276433ee3eecb4f00f96f441dc2cab" 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 2026-04-28 19:10.55 ---> using "96875a3243d933ed78cb42d880d055428d081fe4bb85b555f703a57f9483c469" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-04-28 19:10.55 ---> using "a705e06972f3ea31f4b259a07fc825477bf4557bcb84a744e7f0168593cebd2c" 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) 2026-04-28 19:10.58 ---> using "aa88caf3c22286890708a368b468114c4d1fbea32d754434312ed6cad51b2625" from cache /src: (copy (src lwt_retry.opam lwt_react.opam lwt_ppx__ppx_let_tests.opam lwt_ppx.opam lwt.opam) (dst ./)) 2026-04-28 19:11.15 ---> saved as "70cdda7ed5dd1bc4ce4f7a579f2427969d8c636b6931b6a338c71c9668aabcd9" /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) 2026-04-28 19:11.37 ---> saved as "4dfcb9627ceb480a6f7444aa4006d0303afa178febfcd2b3d5acbeb72e9aa1f5" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-04-28 19:11.46 ---> saved as "a83c1c074b586cc74170a74eb333b4681b74e4d2393e92717f27f76c9b77dcec" /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/bin/sudo "apt-get" "update" - Get:1 http://security.ubuntu.com/ubuntu resolute-security InRelease [136 kB] - Hit:2 http://archive.ubuntu.com/ubuntu resolute InRelease - Get:3 http://archive.ubuntu.com/ubuntu resolute-updates InRelease [136 kB] - Get:4 http://security.ubuntu.com/ubuntu resolute-security/main amd64 Packages [14.1 kB] - Get:5 http://security.ubuntu.com/ubuntu resolute-security/universe amd64 Packages [6843 B] - Hit:6 http://archive.ubuntu.com/ubuntu resolute-backports InRelease - Get:7 http://archive.ubuntu.com/ubuntu resolute-updates/universe amd64 Packages [6843 B] - Get:8 http://archive.ubuntu.com/ubuntu resolute-updates/main amd64 Packages [14.1 kB] - Fetched 313 kB in 1s (254 kB/s) - Reading package lists... - <><> 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) 2026-04-28 19:12.20 ---> saved as "4bc926e2eb515bf027f6074dba8c149d1371ba72ec3795583c720d2305da4ed5" /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 dune.3.22.2, dune-configurator.3.22.2 (cached) -> retrieved ppxlib.0.38.0 (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.3.22.2 -> 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.3.22.2 -> installed ppxlib.0.38.0 Done. # To update the current shell environment, run: eval $(opam env) 2026-04-28 19:14.13 ---> saved as "4d8c6bfa93dd40e9921c65d61601b284cd52bc1fd5456088274535a8307eaeb8" /src: (copy (src .) (dst /src)) 2026-04-28 19:15.41 ---> saved as "62c9aced314efc6504477da8effb596195e01d73d7c8522ebf75d1979fcf598a" /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 0.35 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. 230 tests ran, 9 tests skipped in 6.31 seconds 2026-04-28 19:16.02 ---> saved as "08be3ec5ac70813f86ef6e5f6b5267f53b0475949564a6f119ae66e65489a0eb" Job succeeded 2026-04-28 19:16.38: Job succeeded