2026-06-30 12:12.17: New job: test jmid/mutaml https://github.com/jmid/mutaml.git#refs/heads/main (783831dcb58310a4cd7a6c03dc12c45cd8b74f36) (linux-x86_64:ubuntu-25.04-5.5_opam-2.5) Base: ocaml/opam:ubuntu-25.04-ocaml-5.5@sha256:0125753c4a6b74a6affb5097456fbd742e4b8494845887381b1c7791060b5226 Opam project build To reproduce locally: git clone --recursive "https://github.com/jmid/mutaml.git" -b "main" && cd "mutaml" && git reset --hard 783831dc cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:ubuntu-25.04-ocaml-5.5@sha256:0125753c4a6b74a6affb5097456fbd742e4b8494845887381b1c7791060b5226 # ubuntu-25.04-5.5_opam-2.5 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" WORKDIR /src RUN sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam RUN cd ~/opam-repository && (git cat-file -e 8cd35acddd18fa903782ac90de78467ca3e3b506 || git fetch origin master) && git reset -q --hard 8cd35acddd18fa903782ac90de78467ca3e3b506 && git log --no-decorate -n1 --oneline RUN opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version WORKDIR /src RUN sudo chown opam /src RUN opam update -u COPY --chown=1000:1000 mutaml.opam ./ RUN opam pin add -yn mutaml.dev './' RUN echo '(lang dune 3.0)' > './dune-project' ENV DEPS="base.v0.17.3 base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base compiler-cloning.enabled conf-diffutils.2 conf-timeout.1 cppo.1.8.0 csexp.1.5.2 dune.3.24.0 dune-configurator.3.24.0 ocaml.5.5.0 ocaml-base-compiler.5.5.0 ocaml-compiler.5.5.0 ocaml-compiler-libs.v0.17.0 ocaml-options-vanilla.1 ocaml_intrinsics_kernel.v0.17.2 ocamlfind.1.9.8 octavius.1.2.2 ounit2.2.2.7 ppx_derivers.1.2.1 ppx_deriving.6.1.1 ppx_js_style.v0.17.1 ppx_yojson_conv.v0.17.1 ppx_yojson_conv_lib.v0.17.0 ppxlib.0.38.0 seq.base sexplib0.v0.17.0 stdlib-random.1.2.0 stdlib-shims.0.3.0 yojson.3.0.0" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.5 --depext-only -y mutaml.dev $DEPS RUN opam install $DEPS COPY --chown=1000:1000 . /src RUN opam exec -- dune build @install @check @runtest && rm -rf _build END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2026-06-30 12:12.17: Using cache hint "jmid/mutaml-ocaml/opam:ubuntu-25.04-ocaml-5.5@sha256:0125753c4a6b74a6affb5097456fbd742e4b8494845887381b1c7791060b5226-ubuntu-25.04-5.5_opam-2.5-8f2e6a77f59f76ab52cc83c8a72066e3" 2026-06-30 12:12.17: Using OBuilder spec: ((from ocaml/opam:ubuntu-25.04-ocaml-5.5@sha256:0125753c4a6b74a6affb5097456fbd742e4b8494845887381b1c7791060b5226) (comment ubuntu-25.04-5.5_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-2.5 /usr/bin/opam")) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 8cd35acddd18fa903782ac90de78467ca3e3b506 || git fetch origin master) && git reset -q --hard 8cd35acddd18fa903782ac90de78467ca3e3b506 && git log --no-decorate -n1 --oneline")) (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 "opam update -u")) (copy (src mutaml.opam) (dst ./)) (run (network host) (shell "opam pin add -yn mutaml.dev './'")) (run (shell "echo '(lang dune 3.0)' > './dune-project'")) (env DEPS "base.v0.17.3 base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base compiler-cloning.enabled conf-diffutils.2 conf-timeout.1 cppo.1.8.0 csexp.1.5.2 dune.3.24.0 dune-configurator.3.24.0 ocaml.5.5.0 ocaml-base-compiler.5.5.0 ocaml-compiler.5.5.0 ocaml-compiler-libs.v0.17.0 ocaml-options-vanilla.1 ocaml_intrinsics_kernel.v0.17.2 ocamlfind.1.9.8 octavius.1.2.2 ounit2.2.2.7 ppx_derivers.1.2.1 ppx_deriving.6.1.1 ppx_js_style.v0.17.1 ppx_yojson_conv.v0.17.1 ppx_yojson_conv_lib.v0.17.0 ppxlib.0.38.0 seq.base sexplib0.v0.17.0 stdlib-random.1.2.0 stdlib-shims.0.3.0 yojson.3.0.0") (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=2.5 --depext-only -y mutaml.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")) ) 2026-06-30 12:12.17: Waiting for resource in pool OCluster 2026-06-30 12:12.17: Waiting for worker… 2026-06-30 12:12.23: Got resource from pool OCluster Building on doris.caelum.ci.dev All commits already cached HEAD is now at 783831d Merge pull request #44 from jmid/dependabot/github_actions/actions/checkout-5 (from ocaml/opam:ubuntu-25.04-ocaml-5.5@sha256:0125753c4a6b74a6affb5097456fbd742e4b8494845887381b1c7791060b5226) 2026-06-30 12:12.24 ---> using "dae608bd2fc2d5dea9b7a44329e6ee38f69b4a715a2d97f1247251ece8c4043b" from cache /: (comment ubuntu-25.04-5.5_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-2.5 /usr/bin/opam")) 2026-06-30 12:12.24 ---> using "0c1701a7e64905ae6af6d9eeb52b97439303b37ae71f2089e20f6a709259cc27" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 8cd35acddd18fa903782ac90de78467ca3e3b506 || git fetch origin master) && git reset -q --hard 8cd35acddd18fa903782ac90de78467ca3e3b506 && git log --no-decorate -n1 --oneline")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD b85f65c75d..8cd35acddd master -> origin/master 8cd35acddd Merge pull request #30092 from shonfeder/release-dune-3.24.0 2026-06-30 12:12.31 ---> saved as "3218b82d17009e9bfc9234b1c57b0128ab5341df8ea4cd49ade37d5cb981b25a" /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 2.1 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] synchronised from git+file:///home/opam/opam-repository 2026-06-30 12:12.42 ---> saved as "0d39bff1f00188593b13bb81d6c49a70d5f7c07279c89e84e27c71c7212fc95e" /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 7.0.0-22-generic The OCaml toplevel, version 5.5.0 2.5.1 2026-06-30 12:12.42 ---> saved as "e77888caabab13f4467bcc64d0d6f9a9ca06b30c7f57836ffc47070e0acda3cb" /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-06-30 12:12.43 ---> saved as "735b51e9a0bec460109decc1202ed0c7cc5416eea1b062cd939b3bd1e6efb43d" /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam update -u")) <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] no changes from git+file:///home/opam/opam-repository The following actions will be performed: === recompile 7 packages - recompile base-domains base [uses ocaml] - recompile base-effects base [uses ocaml] - recompile base-nnp base [uses base-domains] - recompile ocaml 5.5.0 [uses ocaml-base-compiler] - recompile ocaml-base-compiler 5.5.0 (pinned) [uses ocaml-compiler] - recompile ocaml-compiler 5.5.0 [upstream or system changes] - recompile opam-depext 1.2.3 [uses ocaml] === install 1 package - install compiler-cloning enabled [required by ocaml-compiler] <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved ocaml.5.5.0 (cached) -> removed base-effects.base -> removed base-nnp.base -> removed base-domains.base -> installed compiler-cloning.enabled -> retrieved ocaml-compiler.5.5.0 (cached) -> retrieved opam-depext.1.2.3 (cached) -> removed opam-depext.1.2.3 -> removed ocaml.5.5.0 -> removed ocaml-base-compiler.5.5.0 -> removed ocaml-compiler.5.5.0 -> installed ocaml-compiler.5.5.0 -> installed ocaml-base-compiler.5.5.0 -> installed ocaml.5.5.0 -> installed base-domains.base -> installed base-effects.base -> installed base-nnp.base -> installed opam-depext.1.2.3 Done. <><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><> => opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead <><> ocaml-compiler.5.5.0 installed successfully ><><><><><><><><><><><><><><><> => This switch had to be compiled from sources, but future switches with the 🐌 same compiler version and configuration should assemble instantly. # To update the current shell environment, run: eval $(opam env) 2026-06-30 12:15.20 ---> saved as "7ae81730d6fea7ecf21bea14f76fc4bd6ebca046fa09b97c3bc1a7eaed3186e6" /src: (copy (src mutaml.opam) (dst ./)) 2026-06-30 12:15.21 ---> saved as "261934524e3120470b60776e28d727ce2bf7e2d395b1acf14af6b6e6e7651180" /src: (run (network host) (shell "opam pin add -yn mutaml.dev './'")) [mutaml.dev] synchronised (file:///src) mutaml is now pinned to file:///src (version dev) 2026-06-30 12:15.24 ---> saved as "da17f95fa34b95919ad55d409ffa4087fd85bbbfbf504888ced07821a963b392" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-06-30 12:15.24 ---> saved as "9d9294e620148592f6bd24bd2e4eb7fc179d639be86b44b5f6a49bb63cf24607" /src: (env DEPS "base.v0.17.3 base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base compiler-cloning.enabled conf-diffutils.2 conf-timeout.1 cppo.1.8.0 csexp.1.5.2 dune.3.24.0 dune-configurator.3.24.0 ocaml.5.5.0 ocaml-base-compiler.5.5.0 ocaml-compiler.5.5.0 ocaml-compiler-libs.v0.17.0 ocaml-options-vanilla.1 ocaml_intrinsics_kernel.v0.17.2 ocamlfind.1.9.8 octavius.1.2.2 ounit2.2.2.7 ppx_derivers.1.2.1 ppx_deriving.6.1.1 ppx_js_style.v0.17.1 ppx_yojson_conv.v0.17.1 ppx_yojson_conv_lib.v0.17.0 ppxlib.0.38.0 seq.base sexplib0.v0.17.0 stdlib-random.1.2.0 stdlib-shims.0.3.0 yojson.3.0.0") /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=2.5 --depext-only -y mutaml.dev $DEPS")) + /usr/bin/sudo "apt-get" "update" - Hit:1 http://archive.ubuntu.com/ubuntu plucky InRelease - Hit:2 http://security.ubuntu.com/ubuntu plucky-security InRelease - Hit:3 http://archive.ubuntu.com/ubuntu plucky-updates InRelease - Hit:4 http://archive.ubuntu.com/ubuntu plucky-backports InRelease - Reading package lists... - <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [mutaml.dev] synchronised (file:///src) [NOTE] Package ocaml-options-vanilla is already installed (current version is 1). [NOTE] Package ocaml-compiler is already installed (current version is 5.5.0). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.5.0). [NOTE] Package ocaml is already installed (current version is 5.5.0). [NOTE] Package compiler-cloning is already installed (current version is enabled). [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). # To update the current shell environment, run: eval $(opam env) 2026-06-30 12:15.34 ---> saved as "68dce68b5b6c50444b4af11fd92403add229a64a0bad05b847c3e37e17c17ec7" /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-compiler is already installed (current version is 5.5.0). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.5.0). [NOTE] Package ocaml is already installed (current version is 5.5.0). [NOTE] Package compiler-cloning is already installed (current version is enabled). [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 23 packages - install base v0.17.3 - install conf-diffutils 2 - install conf-timeout 1 - install cppo 1.8.0 - install csexp 1.5.2 - install dune 3.24.0 - install dune-configurator 3.24.0 - install ocaml-compiler-libs v0.17.0 - install ocaml_intrinsics_kernel v0.17.2 - install ocamlfind 1.9.8 - install octavius 1.2.2 - install ounit2 2.2.7 - install ppx_derivers 1.2.1 - install ppx_deriving 6.1.1 - install ppx_js_style v0.17.1 - install ppx_yojson_conv v0.17.1 - install ppx_yojson_conv_lib v0.17.0 - install ppxlib 0.38.0 - install seq base - install sexplib0 v0.17.0 - install stdlib-random 1.2.0 - install stdlib-shims 0.3.0 - install yojson 3.0.0 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved base.v0.17.3 (cached) -> retrieved cppo.1.8.0 (cached) -> retrieved csexp.1.5.2 (cached) -> installed conf-diffutils.2 -> installed conf-timeout.1 -> retrieved ocaml-compiler-libs.v0.17.0 (cached) -> retrieved ocaml_intrinsics_kernel.v0.17.2 (cached) -> retrieved octavius.1.2.2 (cached) -> retrieved ocamlfind.1.9.8 (cached) -> retrieved ounit2.2.2.7 (cached) -> retrieved ppx_derivers.1.2.1 (cached) -> retrieved ppx_js_style.v0.17.1 (cached) -> retrieved ppx_deriving.6.1.1 (cached) -> retrieved ppx_yojson_conv.v0.17.1 (cached) -> retrieved ppx_yojson_conv_lib.v0.17.0 (cached) -> retrieved seq.base (cached) -> installed seq.base -> retrieved sexplib0.v0.17.0 (cached) -> retrieved stdlib-random.1.2.0 (cached) -> retrieved stdlib-shims.0.3.0 (cached) -> retrieved yojson.3.0.0 (cached) -> retrieved ppxlib.0.38.0 (cached) -> retrieved dune.3.24.0, dune-configurator.3.24.0 (cached) -> installed ocamlfind.1.9.8 -> installed dune.3.24.0 -> installed csexp.1.5.2 -> installed cppo.1.8.0 -> installed ocaml-compiler-libs.v0.17.0 -> installed ocaml_intrinsics_kernel.v0.17.2 -> installed octavius.1.2.2 -> installed ppx_derivers.1.2.1 -> installed sexplib0.v0.17.0 -> installed stdlib-shims.0.3.0 -> installed yojson.3.0.0 -> installed stdlib-random.1.2.0 -> installed ppx_yojson_conv_lib.v0.17.0 -> installed ounit2.2.2.7 -> installed dune-configurator.3.24.0 -> installed base.v0.17.3 -> installed ppxlib.0.38.0 -> installed ppx_js_style.v0.17.1 -> installed ppx_deriving.6.1.1 -> installed ppx_yojson_conv.v0.17.1 Done. # To update the current shell environment, run: eval $(opam env) 2026-06-30 12:16.55 ---> saved as "be97304350115523929562ae1ac265d47a7400d30b6671be8943c4e0963b1f1f" /src: (copy (src .) (dst /src)) 2026-06-30 12:16.55 ---> saved as "d222e29486030ab4cb4e0988064649292eea9d435ab44ec83f0c5b4e5f2e0393" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) (cd _build/default/examples/testproj-1-module && ./ounittest.exe) .... Ran: 4 tests in: 0.10 seconds. OK (cd _build/default/examples/testproj-2-modules/test && ./ounittest.exe) .. Ran: 2 tests in: 0.10 seconds. OK (cd _build/default && /home/opam/.opam/5.5/bin/ocamlc.opt -w @1..3@5..28@31..39@43@46..47@49..57@61..62@67@69-40 -strict-sequence -strict-formats -short-paths -keep-locs -g -bin-annot -bin-annot-occurrences -I src/ppx/.mutaml_ppx.objs/byte -I /home/opam/.opam/5.5/lib/ocaml-compiler-libs/common -I /home/opam/.opam/5.5/lib/ocaml-compiler-libs/shadow -I /home/opam/.opam/5.5/lib/ocaml/compiler-libs -I /home/opam/.opam/5.5/lib/ppx_derivers -I /home/opam/.opam/5.5/lib/ppx_yojson_conv_lib -I /home/opam/.opam/5.5/lib/ppxlib -I /home/opam/.opam/5.5/lib/ppxlib/ast -I /home/opam/.opam/5.5/lib/ppxlib/astlib -I /home/opam/.opam/5.5/lib/ppxlib/print_diff -I /home/opam/.opam/5.5/lib/ppxlib/stdppx -I /home/opam/.opam/5.5/lib/ppxlib/traverse_builtins -I /home/opam/.opam/5.5/lib/sexplib0 -I /home/opam/.opam/5.5/lib/stdlib-random/v4 -I /home/opam/.opam/5.5/lib/stdlib-shims -I /home/opam/.opam/5.5/lib/yojson -I src/common/.mutaml_common.objs/byte -no-alias-deps -opaque -o src/ppx/.mutaml_ppx.objs/byte/mutaml_ppx.cmo -c -impl src/ppx/mutaml_ppx.pp.ml) File "src/ppx/mutaml_ppx.ml", line 466, characters 9-28: 466 | | _, Pexp_function cases -> ^^^^^^^^^^^^^^^^^^^ Error: The constructor Pexp_function expects 3 argument(s), but is applied here to 1 argument(s) "/usr/bin/env" "bash" "-c" "opam exec -- dune build @install @check @runtest && rm -rf _build" failed with exit status 1 2026-06-30 12:16.59: Job failed: Failed: Build failed