2026-04-27 07:22.07: New job: test ocsigen/lwt https://github.com/ocsigen/lwt.git#refs/pull/1103/head (6413e903f4b1e70d99653c58f6d8c34a8b8c7933) (linux-x86_64:debian-12-4.14_opam-2.5)Base: ocaml/opam:debian-12-ocaml-4.14@sha256:aa7ac95689bc33445957fddf00f47f1afca5fe8d099a057cd1416698f955d131Opam project buildTo reproduce locally:git clone --recursive "https://github.com/ocsigen/lwt.git" && cd "lwt" && git fetch origin "refs/pull/1103/head" && git reset --hard 6413e903cat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:debian-12-ocaml-4.14@sha256:aa7ac95689bc33445957fddf00f47f1afca5fe8d099a057cd1416698f955d131# debian-12-4.14_opam-2.5USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"WORKDIR /srcRUN sudo ln -f /usr/bin/opam-2.5 /usr/bin/opamRUN opam init --reinit -niRUN uname -rs && opam exec -- ocaml -version && opam --versionWORKDIR /srcRUN sudo chown opam /srcRUN 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 -uCOPY --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 $DEPSRUN opam install $DEPSCOPY --chown=1000:1000 . /srcRUN opam exec -- dune build --only-packages=lwt_retry,lwt_react,lwt_ppx,lwt @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-04-27 07:22.07: Using cache hint "ocsigen/lwt-ocaml/opam:debian-12-ocaml-4.14@sha256:aa7ac95689bc33445957fddf00f47f1afca5fe8d099a057cd1416698f955d131-debian-12-4.14_opam-2.5-0c83aad4f606378758160341b6ba8424"2026-04-27 07:22.07: Using OBuilder spec:((from ocaml/opam:debian-12-ocaml-4.14@sha256:aa7ac95689bc33445957fddf00f47f1afca5fe8d099a057cd1416698f955d131)(comment debian-12-4.14_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_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 07:22.07: Waiting for resource in pool OCluster2026-04-27 07:24.27: Waiting for worker…2026-04-27 07:28.16: Got resource from pool OClusterBuilding on clete.caelum.ci.devAll commits already cachedHEAD is now at 6413e903f Refactor Win32 blocking fd checks to use match guards(from ocaml/opam:debian-12-ocaml-4.14@sha256:aa7ac95689bc33445957fddf00f47f1afca5fe8d099a057cd1416698f955d131)Unable to find image 'ocaml/opam:debian-12-ocaml-4.14@sha256:aa7ac95689bc33445957fddf00f47f1afca5fe8d099a057cd1416698f955d131' locallydocker.io/ocaml/opam@sha256:aa7ac95689bc33445957fddf00f47f1afca5fe8d099a057cd1416698f955d131: Pulling from ocaml/opamdb53381ee51f: Already existsb3e2b48e921d: Already existse459b55aaa69: Already exists0a156e8c6272: Already existse42408e5ffdf: Already exists50bb2b3826ab: Already exists4618d1f3d563: Already existsefa196b04cec: Already exists78007f9dbcde: Already exists9eb9691d1780: Already exists154d04bdbd49: Already existsafab16d31797: Already exists43546dfdea90: Already existsc285e4bc2236: Already exists9fa77dc95407: Already existsf8dca9d30623: Already existsa900254ad981: Already exists9ec16dbccaf2: Already existsd8bb652027f5: Already existsd5a64739e55b: Already exists8411aa5818e1: Already existsc367703ffbfd: Already exists4f4fb700ef54: Already exists06ed83b93433: Already existse335f4621067: Already exists936c44eb0cd5: Already exists31c07354a88a: Already existsed57764a58c9: Already exists04ee923c5dd7: Already exists00d09ef45b27: Already exists9d8c730b185a: Already existsb1ca3f6b0b88: Already existse7959d77f2f9: Already exists56d4d012630e: Already existsbfc1e2c4fe29: Already existsbd0dac824dd3: Already exists8534f767fb63: Already exists43147bea5997: Already exists61e1aff4c41d: Already exists841b52120a5c: Already existsd56e33f3c3f1: Already existsd1ad66254d32: Pulling fs layer26aa6f0595b6: Pulling fs layerd9866a05df42: Pulling fs layerd06932c99024: Pulling fs layerd06932c99024: Waiting26aa6f0595b6: Download completed9866a05df42: Download completed06932c99024: Download completed1ad66254d32: Verifying Checksumd1ad66254d32: Download completed1ad66254d32: Pull complete26aa6f0595b6: Pull completed9866a05df42: Pull completed06932c99024: Pull completeDigest: sha256:aa7ac95689bc33445957fddf00f47f1afca5fe8d099a057cd1416698f955d131Status: Downloaded newer image for ocaml/opam@sha256:aa7ac95689bc33445957fddf00f47f1afca5fe8d099a057cd1416698f955d1312026-04-27 07:28.20 ---> using "8eeeee592794562764d894fbd145492a49eae4057d14de00ab0bc2eb49387fc0" from cache/: (comment debian-12-4.14_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"))2026-04-27 07:28.20 ---> using "84257d805c6f7bc639fe2196530d35e2500b50093994cf2a111687c109982a81" 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] yFormat upgrade done.<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>[default] Initialised2026-04-27 07:28.20 ---> using "ffb1bdb340243b49dc9df1b2e0c32d07aab013444d1af80709726454b62d4687" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 6.8.0-107-genericThe OCaml toplevel, version 4.14.32.5.12026-04-27 07:28.20 ---> using "7cc0e1908486cd81cfb13a206a6a38d62635f7188e7734bd5070c1d7c8a67127" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-04-27 07:28.20 ---> using "2116358d41d594606c34a071624c510454ea89b2b02afe33d4a752251deb06fe" 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 ><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///home/opam/opam-repositoryEverything 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 07:28.20 ---> using "88b579ff25c2d57284f848b371a89516dfe2c19e0d988eb6ddd765ef5d5de8c0" 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 07:28.20 ---> using "21979c24e61a32d427d2212b5aa691e6c17637328badfd918b235a86d9fc0fc1" 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 07:28.20 ---> using "80f8a0eda1492df41841552bc2356f01cb90aae234795f3bcea3439af0205fd2" from cache/src: (run (shell "echo '(lang dune 3.0)' > './dune-project'"))2026-04-27 07:28.20 ---> using "6c24dadcde7bedfd0d81d544e2e8c1bb1f3168ca1563cea47e2c08cdf24534fb" 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/bin/sudo "apt-get" "update"- Hit:1 http://deb.debian.org/debian bookworm InRelease- Get:2 http://deb.debian.org/debian bookworm-updates InRelease [55.4 kB]- Get:3 http://deb.debian.org/debian-security bookworm-security InRelease [48.0 kB]- Fetched 103 kB in 1s (182 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)2026-04-27 07:28.40 ---> saved as "d2803f53756c7632a20a47b77f99b1a65dcd91002aa4563fe9a2fdb472ba5a36"/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 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 stdlib-shims.0.3.0 (cached)-> retrieved topkg.1.1.1 (cached)-> retrieved ppxlib.0.38.0 (cached)-> retrieved dune.3.22.2, dune-configurator.3.22.2 (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 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.0.38.0Done.# To update the current shell environment, run: eval $(opam env)2026-04-27 07:30.33 ---> saved as "3319a5e0505a79a9cc84f6cc3d8ed67242d00e98e558ef272294aa26b210fe70"/src: (copy (src .) (dst /src))2026-04-27 07:30.35 ---> saved as "a5a81369d94879beb1455db741493df0af6eeb4c9c1a998fe5c86bd9d136ebd0"/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 themusing (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 0.30 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 6.30 seconds2026-04-27 07:30.48 ---> saved as "1b75852c6b3d2f4beea30b01a86032f4c2eafa696cdb39bcaeedea2dd151bd34"Job succeeded2026-04-27 07:30.48: Job succeeded