2026-05-28 15:36.57: New job: test ocaml-ppx/ppxlib https://github.com/ocaml-ppx/ppxlib.git#refs/pull/640/head (ef0e7a3d35d47d7deae20411a938c6460280fd8b) (windows-x86_64:windows-server-mingw-ltsc2025-5.4_opam-2.5) Base: ocaml/opam:windows-server-mingw-ltsc2025-ocaml-5.4@sha256:f6fe41e0b6593eabd31661c8378c0ce84b2bd17c34972fa807181a5dd876ff44 Opam project build To reproduce locally: git clone --recursive "https://github.com/ocaml-ppx/ppxlib.git" && cd "ppxlib" && git fetch origin "refs/pull/640/head" && git reset --hard ef0e7a3d cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:windows-server-mingw-ltsc2025-ocaml-5.4@sha256:f6fe41e0b6593eabd31661c8378c0ce84b2bd17c34972fa807181a5dd876ff44 # windows-server-mingw-ltsc2025-5.4_opam-2.5 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" RUN ln -f /usr/local/bin/opam-2.5 /usr/local/bin/opam RUN cd ~/opam-repository && (git cat-file -e c180e1630960e0dbb8e30c22b3de89113eb5cc93 || git fetch origin master) && git reset -q --hard c180e1630960e0dbb8e30c22b3de89113eb5cc93 && git log --no-decorate -n1 --oneline RUN opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version RUN opam update -u COPY --chown=1000:1000 ppxlib.opam ppxlib-tools.opam ppxlib-bench.opam /cygwin64/home/opam/src/./ RUN opam pin add -yn ppxlib.dev '/cygwin64/home/opam/src/./' && \ opam pin add -yn ppxlib-tools.dev '/cygwin64/home/opam/src/./' && \ opam pin add -yn ppxlib-bench.dev '/cygwin64/home/opam/src/./' RUN echo '(lang dune 3.0)' > '/home/opam/src/./dune-project' ENV DEPS="arch-x86_64.1 base.v0.17.3 base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base cinaps.v0.15.1 cmdliner.2.1.1 conf-mingw-w64-gcc-x86_64.1 csexp.1.5.2 dune.3.23.1 dune-configurator.3.23.1 flexdll.0.44 host-arch-x86_64.1 host-system-mingw.1 mingw-w64-shims.0.2.0 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 ocaml-compiler-libs.v0.17.0 ocaml-config.3 ocaml-env-mingw64.1 ocaml-options-vanilla.1 ocaml_intrinsics_kernel.v0.17.2 ocamlfind.1.9.8 ppx_derivers.1.2.1 re.1.14.0 sexplib0.v0.17.0 system-mingw.1 yojson.3.0.0" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.5 --depext-only -y ppxlib.dev ppxlib-tools.dev ppxlib-bench.dev $DEPS RUN opam install $DEPS COPY --chown=1000:1000 . /cygwin64/home/opam/src RUN cd /home/opam/src && opam exec -- dune build @install @check @runtest && rm -rf _build END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2026-05-28 15:36.57: Using cache hint "ocaml-ppx/ppxlib-ocaml/opam:windows-server-mingw-ltsc2025-ocaml-5.4@sha256:f6fe41e0b6593eabd31661c8378c0ce84b2bd17c34972fa807181a5dd876ff44-windows-server-mingw-ltsc2025-5.4_opam-2.5-49d05d06c27e793b2da0c14c9cdfb768" 2026-05-28 15:36.57: Using OBuilder spec: ((from ocaml/opam:windows-server-mingw-ltsc2025-ocaml-5.4@sha256:f6fe41e0b6593eabd31661c8378c0ce84b2bd17c34972fa807181a5dd876ff44) (comment windows-server-mingw-ltsc2025-5.4_opam-2.5) (user (uid 1000) (gid 1000)) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (run (shell "ln -f /usr/local/bin/opam-2.5 /usr/local/bin/opam")) (run (cache (opam-archives (target "c:\\opam\\.opam\\download-cache"))) (network host) (shell "cd ~/opam-repository && (git cat-file -e c180e1630960e0dbb8e30c22b3de89113eb5cc93 || git fetch origin master) && git reset -q --hard c180e1630960e0dbb8e30c22b3de89113eb5cc93 && git log --no-decorate -n1 --oneline")) (run (shell "opam init --reinit -ni")) (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) (run (cache (opam-archives (target "c:\\opam\\.opam\\download-cache"))) (network host) (shell "opam update -u")) (copy (src ppxlib.opam ppxlib-tools.opam ppxlib-bench.opam) (dst /cygwin64/home/opam/src/./)) (run (network host) (shell "opam pin add -yn ppxlib.dev '/cygwin64/home/opam/src/./' && \ \nopam pin add -yn ppxlib-tools.dev '/cygwin64/home/opam/src/./' && \ \nopam pin add -yn ppxlib-bench.dev '/cygwin64/home/opam/src/./'")) (run (shell "echo '(lang dune 3.0)' > '/home/opam/src/./dune-project'")) (env DEPS "arch-x86_64.1 base.v0.17.3 base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base cinaps.v0.15.1 cmdliner.2.1.1 conf-mingw-w64-gcc-x86_64.1 csexp.1.5.2 dune.3.23.1 dune-configurator.3.23.1 flexdll.0.44 host-arch-x86_64.1 host-system-mingw.1 mingw-w64-shims.0.2.0 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 ocaml-compiler-libs.v0.17.0 ocaml-config.3 ocaml-env-mingw64.1 ocaml-options-vanilla.1 ocaml_intrinsics_kernel.v0.17.2 ocamlfind.1.9.8 ppx_derivers.1.2.1 re.1.14.0 sexplib0.v0.17.0 system-mingw.1 yojson.3.0.0") (env CI true) (env OCAMLCI true) (run (cache (opam-archives (target "c:\\opam\\.opam\\download-cache"))) (network host) (shell "opam update --depexts && opam install --cli=2.5 --depext-only -y ppxlib.dev ppxlib-tools.dev ppxlib-bench.dev $DEPS")) (run (cache (opam-archives (target "c:\\opam\\.opam\\download-cache"))) (network host) (shell "opam install $DEPS")) (copy (src .) (dst /cygwin64/home/opam/src)) (run (shell "cd /home/opam/src && opam exec -- dune build @install @check @runtest && rm -rf _build")) ) 2026-05-28 15:36.57: Waiting for resource in pool OCluster 2026-05-28 19:45.05: Waiting for worker… 2026-05-28 20:10.08: Got resource from pool OCluster Building on ltsc2025-1 All commits already cached HEAD is now at ef0e7a3d Add suggestions to invalid_encoding error (from ocaml/opam:windows-server-mingw-ltsc2025-ocaml-5.4@sha256:f6fe41e0b6593eabd31661c8378c0ce84b2bd17c34972fa807181a5dd876ff44) Failure("Failed to commit snapshot obuilder-base-8dedeb6fe8eb017964156cd7ddecbb111634568017c7ce6ccc20b0df59f05597: \"ctr\" \"snapshot\" \"commit\" \"obuilder-base-8dedeb6fe8eb017964156cd7ddecbb111634568017c7ce6ccc20b0df59f05597-committed\" \"obuilder-base-8dedeb6fe8eb017964156cd7ddecbb111634568017c7ce6ccc20b0df59f05597\" failed with exit status 1") 2026-05-28 20:10.25: Job failed: Failed: Build failed