2026-04-13 10:13.51: New job: test ocsigen/lwt https://github.com/ocsigen/lwt.git#refs/heads/ppx-type-wrong-1085 (252ebb91738127172b64554980d21ee8976bd6b6) (linux-x86_64:(lint-doc)) Base: ocaml/opam:debian-13-ocaml-4.08@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c Opam project lint documentation To reproduce locally: git clone --recursive "https://github.com/ocsigen/lwt.git" -b "ppx-type-wrong-1085" && cd "lwt" && git reset --hard 252ebb91 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:debian-13-ocaml-4.08@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c # debian-13-4.08_opam-2.5 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" WORKDIR /src RUN sudo ln -f /usr/bin/opam-2.2 /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 d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && git log --no-decorate -n1 --oneline && opam update -u COPY --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.3.22.1 dune-configurator.3.22.1 lwt.6.0.0~alpha00 ocaml.4.08.1 ocaml-base-compiler.4.08.1 ocaml-compiler-libs.v0.12.4 ocaml-config.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.v0.16.0 stdlib-shims.0.3.0 topkg.1.1.1" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.2 --depext-only -y lwt_retry.dev lwt_react.dev lwt_ppx.dev $DEPS RUN opam install $DEPS RUN opam install --yes dune 'odoc>=1.5.0' COPY --chown=1000:1000 . /src/ RUN ODOC_WARN_ERROR=false opam exec -- dune build --only-packages=lwt_retry,lwt_react,lwt_ppx @doc || (echo "dune build @doc failed"; exit 2) END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2026-04-13 10:13.51: Using cache hint "ocsigen/lwt-ocaml/opam:debian-13-ocaml-4.08@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c-debian-13-4.08_opam-2.5-022140e48417576db17b58a6146eeddd" 2026-04-13 10:13.51: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-4.08@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c) (comment debian-13-4.08_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-2.2 /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 d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && 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.3.22.1 dune-configurator.3.22.1 lwt.6.0.0~alpha00 ocaml.4.08.1 ocaml-base-compiler.4.08.1 ocaml-compiler-libs.v0.12.4 ocaml-config.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.v0.16.0 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=2.2 --depext-only -y lwt_retry.dev lwt_react.dev lwt_ppx.dev $DEPS")) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install $DEPS")) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install --yes dune 'odoc>=1.5.0'")) (copy (src .) (dst /src/)) (run (shell "ODOC_WARN_ERROR=false opam exec -- dune build --only-packages=lwt_retry,lwt_react,lwt_ppx @doc || (echo \"dune build @doc failed\"; exit 2)")) ) 2026-04-13 10:13.51: Waiting for resource in pool OCluster 2026-04-13 10:19.30: Waiting for worker… 2026-04-13 10:20.05: Got resource from pool OCluster Building on bremusa.ocamllabs.io All commits already cached HEAD is now at 252ebb917 also support type annotations at top-level (from ocaml/opam:debian-13-ocaml-4.08@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c) Unable to find image 'ocaml/opam:debian-13-ocaml-4.08@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c' locally docker.io/ocaml/opam@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c: Pulling from ocaml/opam a7730063fcfe: Pulling fs layer 1a27fd2181de: Pulling fs layer c29591c91388: Pulling fs layer 356a64daa753: Pulling fs layer ac02f8f2062b: Pulling fs layer aaa2f390e4c8: Pulling fs layer ac02f8f2062b: Waiting 356a64daa753: Waiting b668811757f6: Pulling fs layer aaa2f390e4c8: Waiting 32fd4e1a774f: Pulling fs layer b668811757f6: Waiting b1d486fb8fdf: Pulling fs layer 32fd4e1a774f: Waiting cf8a2024f299: Pulling fs layer 8c4a5dac67c3: Pulling fs layer b1d486fb8fdf: Waiting cf8a2024f299: Waiting 6adfe24d7b40: Pulling fs layer 8c4a5dac67c3: Waiting dccd6e3c0589: Pulling fs layer 6adfe24d7b40: Waiting 2ee4bcb55cd4: Pulling fs layer dccd6e3c0589: Waiting 2dc3b58478d7: Pulling fs layer 2ee4bcb55cd4: Waiting daf15e5c44c6: Pulling fs layer 2dc3b58478d7: Waiting daf15e5c44c6: Waiting 564e978a8088: Pulling fs layer 564e978a8088: Waiting 25a652a8c456: Pulling fs layer b3bfea7bff3f: Pulling fs layer a00f2937f570: Pulling fs layer 25a652a8c456: Waiting b3bfea7bff3f: Waiting 78bd1737ebff: Pulling fs layer a00f2937f570: Waiting 4f4fb700ef54: Pulling fs layer 4291a055edd7: Pulling fs layer 78bd1737ebff: Waiting 4f4fb700ef54: Waiting 3c2b2836d59a: Pulling fs layer 7b3e96544a52: 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b18a38618cf8: Pulling fs layer 06223904e4d3: Waiting b18a38618cf8: Waiting c29591c91388: Verifying Checksum c29591c91388: Download complete 1a27fd2181de: Verifying Checksum 1a27fd2181de: Download complete a7730063fcfe: Verifying Checksum a7730063fcfe: Download complete ac02f8f2062b: Verifying Checksum ac02f8f2062b: Download complete 356a64daa753: Verifying Checksum 356a64daa753: Download complete b668811757f6: Download complete 32fd4e1a774f: Verifying Checksum 32fd4e1a774f: Download complete b1d486fb8fdf: Verifying Checksum b1d486fb8fdf: Download complete cf8a2024f299: Verifying Checksum cf8a2024f299: Download complete 8c4a5dac67c3: Verifying Checksum 8c4a5dac67c3: Download complete 6adfe24d7b40: Verifying Checksum 6adfe24d7b40: Download complete dccd6e3c0589: Verifying Checksum dccd6e3c0589: Download complete 2ee4bcb55cd4: Verifying Checksum 2ee4bcb55cd4: Download complete 2dc3b58478d7: Verifying Checksum 2dc3b58478d7: Download complete a7730063fcfe: Pull complete 1a27fd2181de: Pull 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complete a00f2937f570: Pull complete 78bd1737ebff: Pull complete 4f4fb700ef54: Pull complete 4291a055edd7: Pull complete 3c2b2836d59a: Pull complete 7b3e96544a52: Pull complete c72503effb14: Pull complete bca08df11a10: Pull complete 2ab0829b2daf: Pull complete 1d246d4da211: Pull complete a09cb4870027: Pull complete 2ce07b4fe7c0: Pull complete 6b96f28d505e: Pull complete b6ad36bba9bf: Pull complete 56d62791a0f9: Pull complete 4d60780055d1: Pull complete 43f57a7c44cb: Pull complete f21057dc4e85: Pull complete e0d2ca1300ed: Pull complete 9da2f7598f8e: Pull complete cb569bb28593: Pull complete b32c9abef0bb: Pull complete dd7da3e42740: Pull complete 06223904e4d3: Pull complete b18a38618cf8: Pull complete Digest: sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c Status: Downloaded newer image for ocaml/opam@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c 2026-04-13 10:25.36 ---> using "228e5ba11f0bea08c69266bb98d12a75785691261b07b0808652a307a04e14b2" from cache /: (comment debian-13-4.08_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-2.2 /usr/bin/opam")) 2026-04-13 10:25.36 ---> using "6a21a8bd2da640bf47ce1211004d6a33a1bf41ff753d8b4bb4a6519520cd81af" 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 development 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 2026-04-13 10:25.36 ---> using "939d97e6190dc36b4f6e94773a2843a2a1549b9ae9e8e3facca1460e0ed37772" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-107-generic The OCaml toplevel, version 4.08.1 2.2.1 2026-04-13 10:25.36 ---> using "eb73d73c6df1334e93e0a643cf6d58799a32bc7b370f755d009a4545ba4f9865" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-04-13 10:25.36 ---> using "de7fe019fc62fa1e51827ff2ff64dbc0831c3afd9fed2034cda6486fa7e48a49" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && git log --no-decorate -n1 --oneline && opam update -u")) d06cfb1853 Merge pull request #29632 from shonfeder/release-dune-3.22.1 <><> 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, which will ask permission to downgrade or uninstall the conflicting packages. Nothing to do. # Run eval $(opam env) to update the current shell environment 2026-04-13 10:25.36 ---> using "fbad28c74a632e647545a6bab2df787930e492e2daf5d95d28478b0c0c088a96" 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 ./)) 2026-04-13 10:25.36 ---> saved as "39e7828f77b9820d19a0da9b215cf7238aedbe863dbbfc6e99a9520c8fdc286e" /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) Package lwt_ppx__ppx_let_tests does not exist, create as a NEW package? [y/n] y [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) 2026-04-13 10:25.52 ---> saved as "2fddf52164f6180bc4d0d7d3f8aa34bdac020e6803bb1d49dde17f2e9add799e" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-04-13 10:25.53 ---> saved as "2a52917e2f7cd303a6db6458dbd6256f8a4cb3238d3605d3dff17c9db5797ac5" /src: (env DEPS "base-bigarray.base base-bytes.base base-threads.base base-unix.base cppo.1.8.0 csexp.1.5.2 dune.3.22.1 dune-configurator.3.22.1 lwt.6.0.0~alpha00 ocaml.4.08.1 ocaml-base-compiler.4.08.1 ocaml-compiler-libs.v0.12.4 ocaml-config.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.v0.16.0 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=2.2 --depext-only -y lwt_retry.dev lwt_react.dev lwt_ppx.dev $DEPS")) + /usr/bin/sudo "apt-get" "update" - Hit:1 http://deb.debian.org/debian trixie InRelease - 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-security trixie-security/main amd64 Packages [122 kB] - Fetched 213 kB in 0s (1736 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-config is already installed (current version is 1). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.08.1). [NOTE] Package ocaml is already installed (current version is 4.08.1). [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-bigarray is already installed (current version is base). [ERROR] lwt = 6.0.0~alpha00: not available because the package is pinned to version dev "/usr/bin/env" "bash" "-c" "opam update --depexts && opam install --cli=2.2 --depext-only -y lwt_retry.dev lwt_react.dev lwt_ppx.dev $DEPS" failed with exit status 5 2026-04-13 10:25.58: Job failed: Failed: Build failed