2026-06-30 12:12.17: New job: test jmid/mutaml https://github.com/jmid/mutaml.git#refs/heads/main (783831dcb58310a4cd7a6c03dc12c45cd8b74f36) (linux-x86_64:opensuse-16.0-5.5_opam-2.5) Base: ocaml/opam:opensuse-16.0-ocaml-5.5@sha256:0d0258fa98fcd48deb9e0362211e67291549107d283b6ee5cfbe1b2b7806d01a 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:opensuse-16.0-ocaml-5.5@sha256:0d0258fa98fcd48deb9e0362211e67291549107d283b6ee5cfbe1b2b7806d01a # opensuse-16.0-5.5_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:opensuse-16.0-ocaml-5.5@sha256:0d0258fa98fcd48deb9e0362211e67291549107d283b6ee5cfbe1b2b7806d01a-opensuse-16.0-5.5_opam-2.5-8f2e6a77f59f76ab52cc83c8a72066e3" 2026-06-30 12:12.17: Using OBuilder spec: ((from ocaml/opam:opensuse-16.0-ocaml-5.5@sha256:0d0258fa98fcd48deb9e0362211e67291549107d283b6ee5cfbe1b2b7806d01a) (comment opensuse-16.0-5.5_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 12:12.24: Got resource from pool OCluster Building on eumache.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:opensuse-16.0-ocaml-5.5@sha256:0d0258fa98fcd48deb9e0362211e67291549107d283b6ee5cfbe1b2b7806d01a) Unable to find image 'ocaml/opam:opensuse-16.0-ocaml-5.5@sha256:0d0258fa98fcd48deb9e0362211e67291549107d283b6ee5cfbe1b2b7806d01a' locally docker.io/ocaml/opam@sha256:0d0258fa98fcd48deb9e0362211e67291549107d283b6ee5cfbe1b2b7806d01a: Pulling from ocaml/opam 6ffa3bff0e88: Pulling fs layer 31fbf1fe0d7e: Pulling fs layer a809bc208244: Pulling fs layer 1d148d21cebb: Pulling fs layer 3a869f2dcd7e: Pulling fs layer 165aba7021cb: Pulling fs layer da3425560159: Pulling fs layer 1d148d21cebb: Waiting bfc8e602f11d: Pulling fs layer 80b570d72807: Pulling fs layer da3425560159: Waiting 165aba7021cb: Waiting bfc8e602f11d: Waiting 618a8a30b4bd: Pulling fs layer 1abb1911a794: Pulling fs layer 618a8a30b4bd: Waiting 80b570d72807: Waiting b491c2408fcf: Pulling fs layer 65cad4710409: Pulling fs layer f5bf5ccb9f9e: Pulling fs layer 1abb1911a794: Waiting 4c198a3b9ec7: Pulling fs layer f5bf5ccb9f9e: Waiting 65cad4710409: Waiting b491c2408fcf: Waiting 8409b065f165: Pulling fs layer c311957f7674: Pulling fs layer 8409b065f165: Waiting 4f4fb700ef54: Pulling fs layer 4c198a3b9ec7: Waiting 00c365079354: Pulling fs layer c311957f7674: Waiting 366f028c888b: Pulling fs layer 7a081748b44e: Pulling fs layer 4f4fb700ef54: Waiting 00c365079354: Waiting bf4b95e6aed7: Pulling fs layer 366f028c888b: Waiting 7a081748b44e: Waiting b98222b91ebe: Pulling fs layer aa15d6c85097: Pulling fs layer bf4b95e6aed7: Waiting 59544c3fd97a: Pulling fs layer b98222b91ebe: Waiting 45a17edd2107: Pulling fs 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Pull complete aa15d6c85097: Pull complete 59544c3fd97a: Pull complete 45a17edd2107: Pull complete e7e060334999: Pull complete c1271832ed80: Pull complete c442b3916259: Pull complete 7250f53855d0: Pull complete c29ad55bbb2a: Verifying Checksum c29ad55bbb2a: Download complete e08f9fe9d814: Pull complete 4be334fc1a82: Pull complete c29ad55bbb2a: Pull complete 8683202e9b8a: Pull complete 1a4ca28d6e65: Pull complete 0b567fcb70d8: Pull complete cb89f271b082: Pull complete 00e16c353503: Pull complete 9b97ef0bf93f: Pull complete c4e0d2be7ee7: Pull complete 7596277a7848: Pull complete 5990fe63efaf: Pull complete 3a2423dc9b59: Pull complete Digest: sha256:0d0258fa98fcd48deb9e0362211e67291549107d283b6ee5cfbe1b2b7806d01a Status: Downloaded newer image for ocaml/opam@sha256:0d0258fa98fcd48deb9e0362211e67291549107d283b6ee5cfbe1b2b7806d01a 2026-06-30 12:12.27 ---> using "5ff1db79412153f624c3dcfb7f91b525e9f8489eea51e461623a2123cfe9f688" from cache /: (comment opensuse-16.0-5.5_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 12:12.29 ---> using "d94b28f61b0d9a2d8026675638ef7472a0b1dbeb0d1d24846a8c4a44535eb1d2" 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 12:12.33 ---> saved as "504a4b260994d2857485fb240c087e0eb5c6f5385321fab6310b444a98a08fe8" /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 12:12.47 ---> saved as "08f506e27f42ccd374a1ff7fe019facf1d5340342d0e5ff2bf45886f3f189b68" /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 12:12.49 ---> saved as "3d0eb61aa8daedb97f9d993d17bac9b4c20548ead14cbf913c66b5855ad402ce" /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-06-30 12:12.50 ---> saved as "608b243d834e0910344b99e1c866950d0b57b5bf2e3daa09f044c66c30e1a8c9" /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 12:16.00 ---> saved as "4f39e3d724d7bf0ce45e7f764fa970229bcb31434892df9f97d573a5d7e7120d" /src: (copy (src mutaml.opam) (dst ./)) 2026-06-30 12:16.02 ---> saved as "8d86a4f1e03b3706d86c966a9c0b47ddccf5f243e483a013972faad0e020e51a" /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 12:16.05 ---> saved as "110ba6a0d63e511da93a87f391c2e8ed98b6a29a7a294520bc4efe7fd99e199d" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-06-30 12:16.08 ---> saved as "418e4414b245c009d7dd3b1921f76e0ef04e5263c9f1dae56030f697b08e0ea0" /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 "zypper" "--non-interactive" "refresh" - Repository 'repo-openh264 (16.0)' is up to date. - Retrieving repository 'repo-oss (16.0)' metadata [.. - Looking for gpg keys in repository repo-oss (16.0). - gpgkey=http://cdn.opensuse.org/distribution/leap/16.0/repo/oss/x86_64/repodata/repomd.xml.key - ... - ..... - .......... - .......... - .........done] - Building repository 'repo-oss (16.0)' cache [.. - ..done] - All repositories have been refreshed. <><> 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 12:16.39 ---> saved as "7c8f9c43a9d6191d67842ee5a39ea1f4edddd56342cd6b6f9d9f78855360b404" /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 ppx_derivers.1.2.1 -> 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 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 12:18.56 ---> saved as "6ee2195c1f208d83b7298a3ebd0b431e7d883b9035260c9fd0c165a4f69309b8" /src: (copy (src .) (dst /src)) 2026-06-30 12:18.57 ---> saved as "6558b2a1688eced6da854a5ff50f968b99ebe8ecb348fd89fd7d33e384934c88" /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 12:19.02: Job failed: Failed: Build failed