2026-04-03 11:37.31: New job: test ocsigen/lwt https://github.com/ocsigen/lwt.git#refs/pull/1103/head (1cc72ec8d4f9c93a04541a74d9d466ca87ae36f8) (macos-arm64:macos-homebrew-4.14_arm64_opam-2.5) Base: macos-homebrew-ocaml-4.14 Opam project build To reproduce locally: git clone --recursive "https://github.com/ocsigen/lwt.git" && cd "lwt" && git fetch origin "refs/pull/1103/head" && git reset --hard 1cc72ec8 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM macos-homebrew-ocaml-4.14 # macos-homebrew-4.14_arm64_opam-2.5 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" RUN ln -f ~/local/bin/opam-2.5 ~/local/bin/opam RUN opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version 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 ./src/./ RUN opam pin add -yn lwt_runtime_events.dev './src/./' && \ opam pin add -yn lwt_retry.dev './src/./' && \ opam pin add -yn lwt_react.dev './src/./' && \ opam pin add -yn lwt_ppx__ppx_let_tests.dev './src/./' && \ opam pin add -yn lwt_ppx.dev './src/./' && \ opam pin add -yn lwt_direct.dev './src/./' && \ opam pin add -yn lwt.dev './src/./' RUN echo '(lang dune 3.0)' > './src/./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 ocaml.4.14.2 ocaml-base-compiler.4.14.2 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 cd ./src && 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 2026-04-03 11:37.31: Using cache hint "ocsigen/lwt-macos-homebrew-ocaml-4.14-macos-homebrew-4.14_arm64_opam-2.5-73ffa6f09f5fe5e7130c5ca02f2ead13" 2026-04-03 11:37.31: Using OBuilder spec: ((from macos-homebrew-ocaml-4.14) (comment macos-homebrew-4.14_arm64_opam-2.5) (user (uid 1000) (gid 1000)) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (run (shell "ln -f ~/local/bin/opam-2.5 ~/local/bin/opam")) (run (shell "opam init --reinit -ni")) (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (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 ./src/./)) (run (network host) (shell "opam pin add -yn lwt_runtime_events.dev './src/./' && \ \nopam pin add -yn lwt_retry.dev './src/./' && \ \nopam pin add -yn lwt_react.dev './src/./' && \ \nopam pin add -yn lwt_ppx__ppx_let_tests.dev './src/./' && \ \nopam pin add -yn lwt_ppx.dev './src/./' && \ \nopam pin add -yn lwt_direct.dev './src/./' && \ \nopam pin add -yn lwt.dev './src/./'")) (run (shell "echo '(lang dune 3.0)' > './src/./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 ocaml.4.14.2 ocaml-base-compiler.4.14.2 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 /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (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 /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "opam install $DEPS")) (copy (src .) (dst ./src)) (run (shell "cd ./src && opam exec -- dune build --only-packages=lwt_retry,lwt_react,lwt_ppx,lwt @install @check @runtest && rm -rf _build")) ) 2026-04-03 11:37.31: Waiting for resource in pool OCluster 2026-04-04 11:41.53: Waiting for worker… 2026-04-04 18:28.32: Got resource from pool OCluster Building on m1-worker-04 HEAD is now at e39d447ef more engine compat HEAD is now at 1cc72ec8d Refactor Win32 blocking fd checks to use match guards (from macos-homebrew-ocaml-4.14) 2026-04-04 18:28.33 ---> using "0c60f117aee57abea8364cb033d47bb1d63ff0f68e5ee97378e032498e8442af" from cache /: (comment macos-homebrew-4.14_arm64_opam-2.5) /: (user (uid 1000) (gid 1000)) /: (env CLICOLOR_FORCE 1) /: (env OPAMCOLOR always) /: (run (shell "ln -f ~/local/bin/opam-2.5 ~/local/bin/opam")) 2026-04-04 18:28.34 ---> using "75b1629629d7f21c50a7e1e39b2ef83e2edb8ace81aab34254c0c8782b814749" from cache /: (run (shell "opam init --reinit -ni")) No configuration file found, using 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 /Users/mac1000/.opam from version 2.1 to version 2.2, which can't be reverted. You may want to back it up before going further. Continue? [Y/n] y [NOTE] The 'jobs' option was reset, its value was 1 and its new value will vary according to the current number of cores on your machine. You can restore the fixed value using: opam option jobs=1 --global Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] no changes from git+file:///Users/mac1000/opam-repository 2026-04-04 18:28.34 ---> using "a61e945ab7671a6fff400f946e3fe88df4d67a783ea1f56fa59dc21595ef1b19" from cache /: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Darwin 24.5.0 The OCaml toplevel, version 4.14.2 2.5.0 2026-04-04 18:28.34 ---> using "11a9923a4c4f0ab256d15330129e4c4938459d2e6239eb4f7bdf0f2620300e09" from cache /: (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (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")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD 95f7875db7..d06cfb1853 master -> origin/master d06cfb1853 Merge pull request #29632 from shonfeder/release-dune-3.22.1 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///Users/mac1000/opam-repository Everything as up-to-date as possible The following packages are not being upgraded because the new versions conflict with other installed packages: - ocaml.5.5.0 - ocaml-config.3 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) 2026-04-04 18:28.34 ---> using "b349ecfe793a8fb028836290c8efffe8474e705aa8fa020d014ab0f6138a0a53" from cache /: (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 ./src/./)) 2026-04-04 18:28.35 ---> saved as "a7cc65c31f643644488a61fbadfde119eab6fb87d3715f5d015e91034674de4d" /: (run (network host) (shell "opam pin add -yn lwt_runtime_events.dev './src/./' && \ \nopam pin add -yn lwt_retry.dev './src/./' && \ \nopam pin add -yn lwt_react.dev './src/./' && \ \nopam pin add -yn lwt_ppx__ppx_let_tests.dev './src/./' && \ \nopam pin add -yn lwt_ppx.dev './src/./' && \ \nopam pin add -yn lwt_direct.dev './src/./' && \ \nopam pin add -yn lwt.dev './src/./'")) [lwt_runtime_events.dev] synchronised (file:///Users/mac1000/src) lwt_runtime_events is now pinned to file:///Users/mac1000/src (version dev) [lwt_retry.dev] synchronised (file:///Users/mac1000/src) lwt_retry is now pinned to file:///Users/mac1000/src (version dev) [lwt_react.dev] synchronised (file:///Users/mac1000/src) lwt_react is now pinned to file:///Users/mac1000/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:///Users/mac1000/src) [WARNING] Failed checks on lwt_ppx__ppx_let_tests package definition from source at file:///Users/mac1000/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:///Users/mac1000/src (version dev) [lwt_ppx.dev] synchronised (file:///Users/mac1000/src) lwt_ppx is now pinned to file:///Users/mac1000/src (version dev) [lwt_direct.dev] synchronised (file:///Users/mac1000/src) lwt_direct is now pinned to file:///Users/mac1000/src (version dev) [lwt.dev] synchronised (file:///Users/mac1000/src) lwt is now pinned to file:///Users/mac1000/src (version dev) 2026-04-04 18:28.52 ---> saved as "d07c120fc77bdf6193095eb089b538de70c6d2f3c4ac22254b466b629363133d" /: (run (shell "echo '(lang dune 3.0)' > './src/./dune-project'")) 2026-04-04 18:28.53 ---> saved as "c961948f9766ce6c559b1ba25b3e1648013698b542246546e0758b2a109cd859" /: (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 ocaml.4.14.2 ocaml-base-compiler.4.14.2 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 /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (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")) + /opt/homebrew/bin/brew "update" - ==> Updating Homebrew... - Already up-to-date. <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [lwt_react.dev] synchronised (file:///Users/mac1000/src) [lwt_ppx.dev] synchronised (file:///Users/mac1000/src) [lwt.dev] synchronised (file:///Users/mac1000/src) [lwt_retry.dev] synchronised (file:///Users/mac1000/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 4.14.2). [NOTE] Package ocaml is already installed (current version is 4.14.2). [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). 2026-04-04 18:45.03: Job failed: Disconnected: Switch turned off