2026-02-27 18:47.27: New job: test mirage/ocaml-github https://github.com/mirage/ocaml-github.git#refs/heads/master (ee75f6939ddfaff0bb92b5f6efdd9791a02c9750) (windows-x86_64:windows-server-mingw-ltsc2025-5.4_opam-2.5) Base: ocaml/opam:windows-server-mingw-ltsc2025-ocaml-5.4@sha256:fedecf8e7810af08d566e6e877bd4ed7ad4c107b8cc32164f71632fffceb8869 Opam project build To reproduce locally: git clone --recursive "https://github.com/mirage/ocaml-github.git" -b "master" && cd "ocaml-github" && git reset --hard ee75f693 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:windows-server-mingw-ltsc2025-ocaml-5.4@sha256:fedecf8e7810af08d566e6e877bd4ed7ad4c107b8cc32164f71632fffceb8869 # 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 opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version RUN cd ~/opam-repository && (git cat-file -e f15d82d4876db0d9c8ffca03adbd331cd7612081 || git fetch origin master) && git reset -q --hard f15d82d4876db0d9c8ffca03adbd331cd7612081 && git log --no-decorate -n1 --oneline && opam update -u COPY --chown=1000:1000 github.opam github-unix.opam github-jsoo.opam github-data.opam /home/opam/src/./ RUN opam pin add -yn github.dev '/home/opam/src/./' && \ opam pin add -yn github-unix.dev '/home/opam/src/./' && \ opam pin add -yn github-jsoo.dev '/home/opam/src/./' && \ opam pin add -yn github-data.dev '/home/opam/src/./' RUN mkdir -p '/home/opam/src' RUN echo '(lang dune 3.0)' > '/home/opam/src/./dune-project' ENV DEPS="angstrom.0.16.1 arch-x86_64.1 asn1-combinators.0.3.2 astring.0.8.5 atd.3.0.1 atdgen.3.0.1 atdgen-runtime.3.0.1 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 base64.3.5.2 bigstringaf.0.10.0 biniou.1.2.2 bos.0.2.1 ca-certs.1.0.1 camlp-streams.5.0.1 cmdliner.2.1.0 cohttp.6.2.1 cohttp-lwt.6.2.1 cohttp-lwt-jsoo.6.2.1 cohttp-lwt-unix.6.2.1 conduit.8.0.0 conduit-lwt.8.0.0 conduit-lwt-unix.8.0.0 conf-gmp.5 conf-gmp-powm-sec.4 conf-mingw-w64-gcc-x86_64.1 conf-mingw-w64-gmp-x86_64.1 conf-pkg-config.4 cppo.1.8.0 csexp.1.5.2 digestif.1.3.0 domain-name.0.5.0 dune.3.21.1 dune-configurator.3.21.1 duration.0.2.1 easy-format.1.3.4 eqaf.0.10 flexdll.0.44 fmt.0.11.0 fpath.0.7.3 gen.1.1 gmap.0.3.0 host-arch-x86_64.1 host-system-mingw.1 http.6.2.1 ipaddr.5.6.2 ipaddr-sexp.5.6.2 js_of_ocaml.6.3.2 js_of_ocaml-compiler.6.3.2 js_of_ocaml-lwt.6.3.2 js_of_ocaml-ppx.6.3.2 kdf.1.0.0 logs.0.10.0 lwt.6.1.1 macaddr.5.6.2 magic-mime.1.3.1 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 mingw-w64-shims.0.2.0 mirage-crypto.2.0.3 mirage-crypto-ec.2.0.3 mirage-crypto-pk.2.0.3 mirage-crypto-rng.2.0.3 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-env-mingw64.1 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml_intrinsics_kernel.v0.17.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 ohex.0.2.0 ppx_derivers.1.2.1 ppx_sexp_conv.v0.17.1 ppxlib.0.37.0 ppxlib_jane.v0.17.4 ptime.1.2.0 re.1.14.0 rresult.0.7.0 sedlex.3.7 seq.base sexplib0.v0.17.0 stdlib-shims.0.3.0 stringext.1.6.0 system-mingw.1 topkg.1.1.1 uri.4.4.0 uri-sexp.4.4.0 x509.1.0.6 yojson.3.0.0 zarith.1.14" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.5 --depext-only -y github.dev github-unix.dev github-jsoo.dev github-data.dev $DEPS RUN opam install $DEPS COPY --chown=1000:1000 . /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 2026-02-27 18:47.27: Using cache hint "mirage/ocaml-github-ocaml/opam:windows-server-mingw-ltsc2025-ocaml-5.4@sha256:fedecf8e7810af08d566e6e877bd4ed7ad4c107b8cc32164f71632fffceb8869-windows-server-mingw-ltsc2025-5.4_opam-2.5-f293dd321469ca36953ab7eac3be6435" 2026-02-27 18:47.27: Using OBuilder spec: ((from ocaml/opam:windows-server-mingw-ltsc2025-ocaml-5.4@sha256:fedecf8e7810af08d566e6e877bd4ed7ad4c107b8cc32164f71632fffceb8869) (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 (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 "cd ~/opam-repository && (git cat-file -e f15d82d4876db0d9c8ffca03adbd331cd7612081 || git fetch origin master) && git reset -q --hard f15d82d4876db0d9c8ffca03adbd331cd7612081 && git log --no-decorate -n1 --oneline && opam update -u")) (copy (src github.opam github-unix.opam github-jsoo.opam github-data.opam) (dst /home/opam/src/./)) (run (network host) (shell "opam pin add -yn github.dev '/home/opam/src/./' && \ \nopam pin add -yn github-unix.dev '/home/opam/src/./' && \ \nopam pin add -yn github-jsoo.dev '/home/opam/src/./' && \ \nopam pin add -yn github-data.dev '/home/opam/src/./'")) (run (shell "mkdir -p '/home/opam/src'")) (run (shell "echo '(lang dune 3.0)' > '/home/opam/src/./dune-project'")) (env DEPS "angstrom.0.16.1 arch-x86_64.1 asn1-combinators.0.3.2 astring.0.8.5 atd.3.0.1 atdgen.3.0.1 atdgen-runtime.3.0.1 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 base64.3.5.2 bigstringaf.0.10.0 biniou.1.2.2 bos.0.2.1 ca-certs.1.0.1 camlp-streams.5.0.1 cmdliner.2.1.0 cohttp.6.2.1 cohttp-lwt.6.2.1 cohttp-lwt-jsoo.6.2.1 cohttp-lwt-unix.6.2.1 conduit.8.0.0 conduit-lwt.8.0.0 conduit-lwt-unix.8.0.0 conf-gmp.5 conf-gmp-powm-sec.4 conf-mingw-w64-gcc-x86_64.1 conf-mingw-w64-gmp-x86_64.1 conf-pkg-config.4 cppo.1.8.0 csexp.1.5.2 digestif.1.3.0 domain-name.0.5.0 dune.3.21.1 dune-configurator.3.21.1 duration.0.2.1 easy-format.1.3.4 eqaf.0.10 flexdll.0.44 fmt.0.11.0 fpath.0.7.3 gen.1.1 gmap.0.3.0 host-arch-x86_64.1 host-system-mingw.1 http.6.2.1 ipaddr.5.6.2 ipaddr-sexp.5.6.2 js_of_ocaml.6.3.2 js_of_ocaml-compiler.6.3.2 js_of_ocaml-lwt.6.3.2 js_of_ocaml-ppx.6.3.2 kdf.1.0.0 logs.0.10.0 lwt.6.1.1 macaddr.5.6.2 magic-mime.1.3.1 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 mingw-w64-shims.0.2.0 mirage-crypto.2.0.3 mirage-crypto-ec.2.0.3 mirage-crypto-pk.2.0.3 mirage-crypto-rng.2.0.3 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-env-mingw64.1 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml_intrinsics_kernel.v0.17.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 ohex.0.2.0 ppx_derivers.1.2.1 ppx_sexp_conv.v0.17.1 ppxlib.0.37.0 ppxlib_jane.v0.17.4 ptime.1.2.0 re.1.14.0 rresult.0.7.0 sedlex.3.7 seq.base sexplib0.v0.17.0 stdlib-shims.0.3.0 stringext.1.6.0 system-mingw.1 topkg.1.1.1 uri.4.4.0 uri-sexp.4.4.0 x509.1.0.6 yojson.3.0.0 zarith.1.14") (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 github.dev github-unix.dev github-jsoo.dev github-data.dev $DEPS")) (run (cache (opam-archives (target "c:\\opam\\.opam\\download-cache"))) (network host) (shell "opam install $DEPS")) (copy (src .) (dst /home/opam/src)) (run (shell "cd /home/opam/src && opam exec -- dune build @install @check @runtest && rm -rf _build")) ) 2026-02-27 18:47.27: Waiting for resource in pool OCluster 2026-02-27 18:47.28: Waiting for worker… 2026-02-28 02:23.00: Got resource from pool OCluster Building on ltsc2025-3 Initialized empty Git repository in C:/state/git/ocaml-github.git-45eb66ead777ede8e268a68a09fd746af5edbe9c/.git/ HEAD is now at ee75f69 Add some missing details to the 4.5.1 changelog (from ocaml/opam:windows-server-mingw-ltsc2025-ocaml-5.4@sha256:fedecf8e7810af08d566e6e877bd4ed7ad4c107b8cc32164f71632fffceb8869) 2026-02-28 02:23.27 ---> using "a21c3d6a5c8ade59b5718498d4946f2d30bc2f15b3081890bc8673cc20de69f7" from cache C:/: (comment windows-server-mingw-ltsc2025-5.4_opam-2.5) C:/: (user (uid 1000) (gid 1000)) C:/: (env CLICOLOR_FORCE 1) C:/: (env OPAMCOLOR always) C:/: (run (shell "ln -f /usr/local/bin/opam-2.5 /usr/local/bin/opam")) 2026-02-28 02:23.27 ---> using "ba707ce1f62b585e8ecb40306d921206316b14fded440e6c49f33aa7897cc9c7" from cache C:/: (run (shell "opam init --reinit -ni")) No configuration file found, using built-in defaults. <><> Unix support infrastructure ><><><><><><><><><><><><><><><><><><><><><><><> opam and the OCaml ecosystem in general require various Unix tools in order to operate correctly. At present, this requires the installation of Cygwin to provide these tools. How should opam obtain Unix tools? > 1. Use tools found in PATH (Cygwin installation at C:\cygwin64) 2. Automatically create an internal Cygwin installation that will be managed by opam (recommended) 3. Use Cygwin installation found in C:\cygwin64 4. Use another existing Cygwin/MSYS2 installation 5. Abort initialisation [1/2/3/4/5] 1 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. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised 2026-02-28 02:23.27 ---> using "dd67e9cc18682a923590cd564dd7cd6177b4afe1c25b1d53bacf8ae6b5b2364f" from cache C:/: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) CYGWIN_NT-10.0-26100 3.6.6-1.x86_64 The OCaml toplevel, version 5.4.0 2.5.0 2026-02-28 02:23.27 ---> using "c97059ecb6d76caa6ea35cf8e41cecaa775dc323c43ea7e5cc23418742ce7876" from cache C:/: (run (cache (opam-archives (target "c:\\opam\\.opam\\download-cache"))) (network host) (shell "cd ~/opam-repository && (git cat-file -e f15d82d4876db0d9c8ffca03adbd331cd7612081 || git fetch origin master) && git reset -q --hard f15d82d4876db0d9c8ffca03adbd331cd7612081 && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD b820e8c25e..ef5c0a2eb7 master -> origin/master f15d82d487 Merge pull request #29449 from raphael-proust/opam-publish-lwt.6.1.1 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file://C:/cygwin64/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 at these versions (e.g. "opam upgrade ocaml.5.4.1"), which will ask permission to downgrade or uninstall the conflicting packages. Nothing to do. # To update the current shell environment, run: eval $(opam env) 2026-02-28 02:23.27 ---> using "db09958120bf043b5e6b5c9664f00e4e589c87eaf3d11f3743bf50f6abddf788" from cache C:/: (copy (src github.opam github-unix.opam github-jsoo.opam github-data.opam) (dst /home/opam/src/./)) 2026-02-28 02:26.47 ---> saved as "85bccb7292f8f6b5d3d016acd68010192297e8c0f99699b82d01e454401e0a50" C:/: (run (network host) (shell "opam pin add -yn github.dev '/home/opam/src/./' && \ \nopam pin add -yn github-unix.dev '/home/opam/src/./' && \ \nopam pin add -yn github-jsoo.dev '/home/opam/src/./' && \ \nopam pin add -yn github-data.dev '/home/opam/src/./'")) [github.dev] synchronised (file://C:/home/opam/src) github is now pinned to file://C:/home/opam/src (version dev) [github-unix.dev] synchronised (file://C:/home/opam/src) github-unix is now pinned to file://C:/home/opam/src (version dev) [github-jsoo.dev] synchronised (file://C:/home/opam/src) github-jsoo is now pinned to file://C:/home/opam/src (version dev) [github-data.dev] synchronised (file://C:/home/opam/src) github-data is now pinned to file://C:/home/opam/src (version dev) 2026-02-28 02:28.58 ---> saved as "8519607328a8c1a6bd204d484c679500bce26b35813423f1b4c953c5725711b5" C:/: (run (shell "mkdir -p '/home/opam/src'")) Uncaught exception: Failure("Build ended without setting a log!") 2026-02-28 02:29.16: Job failed: Failed: Internal error