2026-06-30 12:12.17: New job: test jmid/mutaml https://github.com/jmid/mutaml.git#refs/heads/main (783831dcb58310a4cd7a6c03dc12c45cd8b74f36) (linux-x86_64:debian-13-5.5_opam-2.5) Base: ocaml/opam:debian-13-ocaml-5.5@sha256:f5b13366315633fb92bc9984c5053f619682b528dbbfa8fd961f0e2fbeb752e4 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:debian-13-ocaml-5.5@sha256:f5b13366315633fb92bc9984c5053f619682b528dbbfa8fd961f0e2fbeb752e4 # debian-13-5.5_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:debian-13-ocaml-5.5@sha256:f5b13366315633fb92bc9984c5053f619682b528dbbfa8fd961f0e2fbeb752e4-debian-13-5.5_opam-2.5-8f2e6a77f59f76ab52cc83c8a72066e3" 2026-06-30 12:12.17: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-5.5@sha256:f5b13366315633fb92bc9984c5053f619682b528dbbfa8fd961f0e2fbeb752e4) (comment debian-13-5.5_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 12:12.25: 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:debian-13-ocaml-5.5@sha256:f5b13366315633fb92bc9984c5053f619682b528dbbfa8fd961f0e2fbeb752e4) Unable to find image 'ocaml/opam:debian-13-ocaml-5.5@sha256:f5b13366315633fb92bc9984c5053f619682b528dbbfa8fd961f0e2fbeb752e4' locally docker.io/ocaml/opam@sha256:f5b13366315633fb92bc9984c5053f619682b528dbbfa8fd961f0e2fbeb752e4: Pulling from ocaml/opam ef1b08ddd59d: Pulling fs layer 4be7c24ca8ee: Pulling fs layer 05da861ea237: Pulling fs layer 8f1be68e1863: Pulling fs layer 962a521ff79f: Pulling fs layer 8f1be68e1863: Waiting 4355eac69067: Pulling fs layer f117722b2d11: Pulling fs layer 962a521ff79f: Waiting 4355eac69067: Waiting a16e9bb77185: Pulling fs layer f117722b2d11: Waiting 78d92c79e1de: Pulling fs layer b678657777d1: Pulling fs layer d8ffd0023eb2: Pulling fs layer 3f61de3f7389: Pulling fs layer 9eba3392dbeb: Pulling fs layer 1f24a992a9f0: Pulling fs layer 27510d0dd50a: Pulling fs layer 2856754bb498: Pulling fs layer 79eebcca3782: Pulling fs layer 4878ed0874c4: Pulling fs layer 2a7a1359c1bd: Pulling fs layer a30084a3341d: Pulling fs layer 4f4fb700ef54: Pulling fs layer f26b54c73d9e: Pulling fs layer f7b0fd900d70: Pulling fs layer 83a223ff55a1: Pulling fs layer 6fc3c60f5e79: Pulling fs layer 9cea23387665: Pulling fs layer 3c4d93aeba05: Pulling fs layer 44348d840700: Pulling fs layer 5893e1a583b2: Pulling fs layer 694a9c1e510b: Pulling fs layer 3faa91a6cf3d: Pulling fs layer 5fec9cf7363e: Pulling fs layer fa0e0f649f8d: Pulling fs layer 75da1c97479e: Pulling fs layer f37a56d09091: Pulling fs layer 7c0b0eda3e68: Pulling fs layer 3df7fcf27f23: Pulling fs layer a16e9bb77185: Waiting 1af977c4a535: Pulling fs layer 87f0ca695158: Pulling fs layer b9baadac1984: Pulling fs layer 6f49f59b0237: Pulling fs layer da300e2ae937: Pulling fs layer fdcf699d7b28: Pulling fs layer 75786cdf6a69: Pulling fs layer 53147f328c60: Pulling fs layer ef963fae931b: Pulling fs layer f7b0fd900d70: Waiting 83a223ff55a1: Waiting 6fc3c60f5e79: Waiting 9cea23387665: Waiting 3c4d93aeba05: Waiting 44348d840700: Waiting 5893e1a583b2: Waiting 694a9c1e510b: Waiting 3faa91a6cf3d: Waiting 5fec9cf7363e: Waiting fa0e0f649f8d: Waiting 78d92c79e1de: Waiting da300e2ae937: Waiting b678657777d1: Waiting d8ffd0023eb2: Waiting 3f61de3f7389: Waiting 9eba3392dbeb: Waiting 1f24a992a9f0: Waiting 27510d0dd50a: Waiting 2856754bb498: Waiting fdcf699d7b28: Waiting 75786cdf6a69: Waiting 79eebcca3782: Waiting 53147f328c60: Waiting ef963fae931b: Waiting 4878ed0874c4: Waiting 2a7a1359c1bd: Waiting f37a56d09091: Waiting a30084a3341d: Waiting 4f4fb700ef54: Waiting 7c0b0eda3e68: Waiting 3df7fcf27f23: Waiting f26b54c73d9e: Waiting 1af977c4a535: Waiting 87f0ca695158: Waiting b9baadac1984: Waiting 6f49f59b0237: Waiting 05da861ea237: Verifying Checksum 05da861ea237: Download complete 4be7c24ca8ee: Download complete 962a521ff79f: Verifying Checksum 962a521ff79f: Download complete 8f1be68e1863: Verifying Checksum 8f1be68e1863: Download complete f117722b2d11: Verifying Checksum f117722b2d11: Download complete ef1b08ddd59d: Verifying Checksum ef1b08ddd59d: Download complete 4355eac69067: Verifying Checksum 4355eac69067: Download complete a16e9bb77185: Download complete 78d92c79e1de: Verifying Checksum 78d92c79e1de: Download complete b678657777d1: Verifying Checksum b678657777d1: Download complete d8ffd0023eb2: Download complete 3f61de3f7389: Download complete 1f24a992a9f0: Verifying Checksum 1f24a992a9f0: Download complete 9eba3392dbeb: Verifying Checksum 9eba3392dbeb: Download complete 27510d0dd50a: Verifying Checksum 27510d0dd50a: Download complete 2856754bb498: Download complete 79eebcca3782: Download complete 4878ed0874c4: Download complete 2a7a1359c1bd: Verifying Checksum 2a7a1359c1bd: Download complete a30084a3341d: Verifying Checksum a30084a3341d: Download complete 4f4fb700ef54: Verifying Checksum 4f4fb700ef54: Download complete f26b54c73d9e: Verifying Checksum f26b54c73d9e: Download complete f7b0fd900d70: Verifying Checksum f7b0fd900d70: Download complete 83a223ff55a1: Verifying Checksum 83a223ff55a1: Download complete 6fc3c60f5e79: Verifying Checksum 6fc3c60f5e79: Download complete 9cea23387665: Download complete 3c4d93aeba05: Verifying Checksum 3c4d93aeba05: Download complete 44348d840700: Verifying Checksum 44348d840700: Download complete 5893e1a583b2: Verifying Checksum 5893e1a583b2: Download complete 694a9c1e510b: Verifying Checksum 694a9c1e510b: Download complete 5fec9cf7363e: Verifying Checksum 5fec9cf7363e: Download complete 3faa91a6cf3d: Verifying Checksum 3faa91a6cf3d: Download complete fa0e0f649f8d: Download complete f37a56d09091: Verifying Checksum f37a56d09091: Download complete 3df7fcf27f23: Verifying Checksum 3df7fcf27f23: Download complete 1af977c4a535: Verifying Checksum 1af977c4a535: Download complete 87f0ca695158: Download complete b9baadac1984: Verifying Checksum b9baadac1984: Download complete 6f49f59b0237: Verifying Checksum 6f49f59b0237: Download complete da300e2ae937: Verifying Checksum da300e2ae937: Download complete ef1b08ddd59d: Pull complete 4be7c24ca8ee: Pull complete 05da861ea237: Pull complete fdcf699d7b28: Verifying Checksum fdcf699d7b28: Download complete 75786cdf6a69: Verifying Checksum 75786cdf6a69: Download complete 7c0b0eda3e68: Verifying Checksum 7c0b0eda3e68: Download complete 8f1be68e1863: Pull complete 962a521ff79f: Pull complete 53147f328c60: Verifying Checksum 53147f328c60: Download complete ef963fae931b: Verifying Checksum ef963fae931b: Download complete 75da1c97479e: Verifying Checksum 75da1c97479e: Download complete 4355eac69067: Pull complete f117722b2d11: Pull complete a16e9bb77185: Pull complete 78d92c79e1de: Pull complete b678657777d1: Pull complete d8ffd0023eb2: Pull complete 3f61de3f7389: Pull complete 9eba3392dbeb: Pull complete 1f24a992a9f0: Pull complete 27510d0dd50a: Pull complete 2856754bb498: Pull complete 79eebcca3782: Pull complete 4878ed0874c4: Pull complete 2a7a1359c1bd: Pull complete a30084a3341d: Pull complete 4f4fb700ef54: Pull complete f26b54c73d9e: Pull complete f7b0fd900d70: Pull complete 83a223ff55a1: Pull complete 6fc3c60f5e79: Pull complete 9cea23387665: Pull complete 3c4d93aeba05: Pull complete 44348d840700: Pull complete 5893e1a583b2: Pull complete 694a9c1e510b: Pull complete 3faa91a6cf3d: Pull complete 5fec9cf7363e: Pull complete fa0e0f649f8d: Pull complete 75da1c97479e: Pull complete f37a56d09091: Pull complete 7c0b0eda3e68: Pull complete 3df7fcf27f23: Pull complete 1af977c4a535: Pull complete 87f0ca695158: Pull complete b9baadac1984: Pull complete 6f49f59b0237: Pull complete da300e2ae937: Pull complete fdcf699d7b28: Pull complete 75786cdf6a69: Pull complete 53147f328c60: Pull complete ef963fae931b: Pull complete Digest: sha256:f5b13366315633fb92bc9984c5053f619682b528dbbfa8fd961f0e2fbeb752e4 Status: Downloaded newer image for ocaml/opam@sha256:f5b13366315633fb92bc9984c5053f619682b528dbbfa8fd961f0e2fbeb752e4 2026-06-30 12:12.29 ---> using "054811d928668669e2829137f96dd8c1e7659661f194e31cf4fc8afeb89b68ce" from cache /: (comment debian-13-5.5_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 "09c65482b1b12d0864db36c47f562c7773c815deeb1a50c13dcb414a866ca7e1" 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 12:12.41 ---> saved as "11a3460a5e46a3d48c3812bc930898b0e63b6bf4cdff3c1847c4368c1ea21326" /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. [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 Continue? [Y/n] y Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///home/opam/opam-repository 2026-06-30 12:12.54 ---> saved as "f11b2e19da975cee02719be03128cf7cd40c00695a98058815bb40feb8955f3d" /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 12:12.55 ---> saved as "068dbacfbd705e2b41ee331b961c9d6fe2fb9a7e243ec3bcb0aca998e3710aec" /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-06-30 12:12.56 ---> saved as "fa1d05f20c263fc085a4f432221125242e6a1b54b90d414c52ddd4b8eb2d23c7" /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 12:16.08 ---> saved as "e62634d351b64e910f4486a2f18f0fbc3187924a08746d263106c78bdadd2cb2" /src: (copy (src mutaml.opam) (dst ./)) 2026-06-30 12:16.11 ---> saved as "4aad9fdd8b6ea8ee47241fc0fc385fad96eca7d1c9b3364b2a4e9d913ba8108f" /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 12:16.14 ---> saved as "982499177ef7c27eb4aa8b67a9dd5a5d52b5f4e903e9ab8dd8d3fbe0c8e1df59" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-06-30 12:16.15 ---> saved as "da43dd79bb6b188fa1a0da4c1cfa94e33870ba2de624dc1f3e855f28f9675a30" /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://deb.debian.org/debian trixie InRelease - Get:2 http://deb.debian.org/debian trixie-updates InRelease [47.3 kB] - Get:3 http://deb.debian.org/debian-security trixie-security InRelease [43.4 kB] - Get:4 http://deb.debian.org/debian-security trixie-security/main amd64 Packages [223 kB] - Fetched 313 kB in 0s (2017 kB/s) - 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 12:16.29 ---> saved as "34b7d5003addda367e788a10edc124ef8a743ee380d9744a1bb7e39df9794988" /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 ocamlfind.1.9.8 (cached) -> retrieved octavius.1.2.2 (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_intrinsics_kernel.v0.17.2 -> installed sexplib0.v0.17.0 -> installed ocaml-compiler-libs.v0.17.0 -> installed stdlib-shims.0.3.0 -> installed octavius.1.2.2 -> 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 12:18.41 ---> saved as "64ed7743bb4e2a72350a285ac9aadd5e7114b0f5ada3b4dac55713c19b3f48b6" /src: (copy (src .) (dst /src)) 2026-06-30 12:18.43 ---> saved as "d76d7be1a7668945acbd66952c98453f516a7b8679576f7344ac4541ec719240" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) (cd _build/default/examples/testproj-2-modules/test && ./ounittest.exe) .. Ran: 2 tests in: 0.11 seconds. OK (cd _build/default/examples/testproj-1-module && ./ounittest.exe) .... Ran: 4 tests in: 0.11 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 12:18.50: Job failed: Failed: Build failed