2026-01-05 07:30.30: New job: test ocsigen/lwt https://github.com/ocsigen/lwt.git#refs/heads/prepare-lwt6-release (9cc057e438b77b060a2878fa8f7897c1ab57cfce) (linux-x86_64:fedora-43-5.4_opam-2.4)Base: ocaml/opam:fedora-43-ocaml-5.4@sha256:51857b77e14453184f8e7d44a9a7171bcfa8c2affcfc6df48a5bb08522abc6a2Opam project buildTo reproduce locally:git clone --recursive "https://github.com/ocsigen/lwt.git" -b "prepare-lwt6-release" && cd "lwt" && git reset --hard 9cc057e4cat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:fedora-43-ocaml-5.4@sha256:51857b77e14453184f8e7d44a9a7171bcfa8c2affcfc6df48a5bb08522abc6a2# fedora-43-5.4_opam-2.4USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"WORKDIR /srcRUN sudo dnf install -y findutilsRUN sudo ln -f /usr/bin/opam-2.4 /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 c65fcb116531ae66ad3316b265e233443ef25044 || git fetch origin master) && git reset -q --hard c65fcb116531ae66ad3316b265e233443ef25044 && 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.v0.17.3 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base cppo.1.8.0 csexp.1.5.2 dune.3.20.2 dune-configurator.3.20.2 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 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=2.4 --depext-only -y lwt_runtime_events.dev lwt_retry.dev lwt_react.dev lwt_ppx__ppx_let_tests.dev lwt_ppx.dev lwt_direct.dev lwt.dev $DEPSRUN opam install $DEPSCOPY --chown=1000:1000 . /srcRUN opam exec -- dune build @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-01-05 07:30.30: Using cache hint "ocsigen/lwt-ocaml/opam:fedora-43-ocaml-5.4@sha256:51857b77e14453184f8e7d44a9a7171bcfa8c2affcfc6df48a5bb08522abc6a2-fedora-43-5.4_opam-2.4-e1b69c445173ce854016c694311f718b"2026-01-05 07:30.30: Using OBuilder spec:((from ocaml/opam:fedora-43-ocaml-5.4@sha256:51857b77e14453184f8e7d44a9a7171bcfa8c2affcfc6df48a5bb08522abc6a2)(comment fedora-43-5.4_opam-2.4)(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-2.4 /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 c65fcb116531ae66ad3316b265e233443ef25044 || git fetch origin master) && git reset -q --hard c65fcb116531ae66ad3316b265e233443ef25044 && 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 (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-effects.base base-nnp.base base-threads.base base-unix.base cppo.1.8.0 csexp.1.5.2 dune.3.20.2 dune-configurator.3.20.2 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 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=2.4 --depext-only -y lwt_runtime_events.dev lwt_retry.dev lwt_react.dev lwt_ppx__ppx_let_tests.dev lwt_ppx.dev lwt_direct.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")))2026-01-05 07:30.30: Waiting for resource in pool OCluster2026-01-05 07:30.30: Waiting for worker…2026-01-05 07:30.30: Got resource from pool OClusterBuilding on eumacheAll commits already cachedHEAD is now at 9cc057e43 Merge branch 'master' into prepare-lwt6-release(from ocaml/opam:fedora-43-ocaml-5.4@sha256:51857b77e14453184f8e7d44a9a7171bcfa8c2affcfc6df48a5bb08522abc6a2)Unable to find image 'ocaml/opam:fedora-43-ocaml-5.4@sha256:51857b77e14453184f8e7d44a9a7171bcfa8c2affcfc6df48a5bb08522abc6a2' locallydocker.io/ocaml/opam@sha256:51857b77e14453184f8e7d44a9a7171bcfa8c2affcfc6df48a5bb08522abc6a2: Pulling from ocaml/opam1216d224fefc: Already exists1ae211ec70df: Already existse3c845545bdd: Already existsadbbce15b35d: Already existsfec0b2730855: Already existsd42b256333b3: Already exists347b5da763ef: Already existsee8e1ee5d3b3: Already exists1407c9d94463: Already exists912b3cfa4b1c: Already exists9bb0f03cebf5: Already existsda26c7f15afe: Already existsd9356a09c9bc: Already existsb6f2d11ffba1: Already existse9d79416de7e: Already existsd8fc23752670: Already exists043479df29c2: Already existsbde0248f5af4: Already exists3cb4199e5c40: Already existsf7f8c0cc272b: Already exists099c8f0f8aa7: Already exists4f4fb700ef54: Already exists2dcbf8eb3274: Already existsaec4178fd2c9: Already existsffeea0bca746: Already exists694e9f03259b: Already exists0f53dbd64c41: Already existse9a84c20d545: Already exists60cd93f167b9: Already exists6ac93c253746: Already existsb4fc515f2633: Already existsb9d45f820f99: Already existsa6ef8e91a762: Already existsed335a59ac60: Already exists00a065e4dcbc: Already exists2de645a87852: Already existsa98b93793621: Already exists6f61dd37808d: Already existsf6aefcff6474: Already exists4f33e294934e: Already exists2510ccd2111b: Already exists823e9b29c019: Already exists671c0e95d3f2: Already existsf0171be3832d: Already exists26c77b2444c9: Already existsDigest: sha256:51857b77e14453184f8e7d44a9a7171bcfa8c2affcfc6df48a5bb08522abc6a2Status: Downloaded newer image for ocaml/opam@sha256:51857b77e14453184f8e7d44a9a7171bcfa8c2affcfc6df48a5bb08522abc6a22026-01-05 07:31.12 ---> saved as "71487916328e2521e9b3eace51b2d612b3cb065793b43d1600de6f3b03cd399e"/: (comment fedora-43-5.4_opam-2.4)/: (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 43 - x86_64 100% | 38.2 KiB/s | 22.4 KiB | 00m01sFedora 43 openh264 (From Cisco) - x86_ 100% | 2.4 KiB/s | 986.0 B | 00m00sFedora 43 - x86_64 - Updates 100% | 45.6 KiB/s | 9.7 KiB | 00m00sRepositories loaded.Package "findutils-1:4.10.0-6.fc43.x86_64" is already installed.Nothing to do.2026-01-05 07:31.17 ---> saved as "0b34afd4e3087d469b73a6367d196bb2e8240ba8587cb3dff0225a61fbc4d704"/src: (run (shell "sudo ln -f /usr/bin/opam-2.4 /usr/bin/opam"))2026-01-05 07:31.17 ---> saved as "eff381b6acde799f0cf8811a2a634ee7261dbbd7c8cae96db8222ad6061d16cf"/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] Initialised2026-01-05 07:31.44 ---> saved as "ff9b7e7ac43f46fd6d64d69d2af4f8e0b48e1f90e74bd79bbcb23578c636bc56"/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 5.15.0-131-genericThe OCaml toplevel, version 5.4.02.4.12026-01-05 07:31.44 ---> saved as "aea334f2ed48189558aff4fecbb0b55f5fe5b8f24986c2f41c2ec959302edda2"/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-01-05 07:31.44 ---> saved as "6af9b970c82539fdadc7d48bb4527b0bf97300c418aa71af935e92440cbaf378"/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e c65fcb116531ae66ad3316b265e233443ef25044 || git fetch origin master) && git reset -q --hard c65fcb116531ae66ad3316b265e233443ef25044 && git log --no-decorate -n1 --oneline && opam update -u"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEADee48e882f0..71325ac6ed master -> origin/masterc65fcb1165 Merge pull request #29080 from dra27/ocaml-config-urls<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///home/opam/opam-repositoryAlready up-to-date.Nothing to do.# To update the current shell environment, run: eval $(opam env)2026-01-05 07:32.08 ---> saved as "469d00398a8880bf7acff0803569998c0caf2ae4fdb189f2bea28b7497ad7979"/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 ./))2026-01-05 07:32.08 ---> saved as "27712ddc367133a5baeabd71bc84d8840a86933fff75bcf351893cd025ea04ea"/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)2026-01-05 07:32.14 ---> saved as "63caef6c1153c48b4b9234238b607bbd9151487a79ee481d83dc8446fda0bb0c"/src: (run (network host)(shell "echo '(lang dune 3.0)' > './dune-project'"))2026-01-05 07:32.14 ---> saved as "27cd7081db71c46af878c296c9b3fd79fcab62f3098a583aedcaaf97fbaaba9b"/src: (env DEPS "base.v0.17.3 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base cppo.1.8.0 csexp.1.5.2 dune.3.20.2 dune-configurator.3.20.2 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 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=2.4 --depext-only -y lwt_runtime_events.dev lwt_retry.dev lwt_react.dev lwt_ppx__ppx_let_tests.dev lwt_ppx.dev lwt_direct.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_direct.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)[lwt_runtime_events.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-compiler is already installed (current version is 5.4.0).[NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.0).[NOTE] Package ocaml is already installed (current version is 5.4.0).[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-effects 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).2026-01-05 07:32.23 ---> saved as "f5b7ecca03eca43733161ccbb7ad9c14d763e6179de279c750ef6def12b79048"/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-compiler is already installed (current version is 5.4.0).[NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.0).[NOTE] Package ocaml is already installed (current version is 5.4.0).[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-effects 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 3.20.2- install dune-configurator 3.20.2- 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.3.20.2, dune-configurator.3.20.2 (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.3.20.2-> installed ppx_derivers.1.2.1-> installed csexp.1.5.2-> installed ocaml-compiler-libs.v0.17.0-> installed ocaml_intrinsics_kernel.v0.17.1-> installed cppo.1.8.0-> installed sexplib0.v0.17.0-> installed stdlib-shims.0.3.0-> installed ocplib-endian.1.2-> installed dune-configurator.3.20.2-> installed base.v0.17.3-> installed ppxlib.0.37.0-> installed ppx_here.v0.17.0-> installed ppx_let.v0.17.1Done.# To update the current shell environment, run: eval $(opam env)2026-01-05 07:33.29 ---> saved as "a25eec8dfc4f7f431fb95394d7ee5782741cbc3918da1ede0538c222d8b4376c"/src: (copy (src .) (dst /src))2026-01-05 07:33.29 ---> saved as "6b650abce34bc7d91b1d4b33b16d186598f0dbdb8600d830163395db8a0c11c9"/src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))(cd _build/default/test/direct && ./main.exe)Testing library 'lwt_direct'................Ok. 13 tests ran, 0 tests skipped in 0.00 seconds(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 0.23 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. 226 tests ran, 9 tests skipped in 6.29 seconds2026-01-05 07:33.39 ---> saved as "8b064e293b479ef699d7a83964bc1b5a79d5afdd1f170e69491da0d68ec80129"Job succeeded2026-01-05 07:33.39: Job succeeded