2025-09-16 10:11.21: New job: test mirage/repr https://github.com/mirage/repr.git#refs/heads/main (ffb05ffb1f03300fcd973ceb07643aff616495f3) (linux-arm64:debian-13-5.3_arm32_opam-2.4) Base: ocaml/opam:debian-13-ocaml-5.3@sha256:0c737070f8d708c853d586b4e7400e8f90d5bf66ec7d0efdec0f599f18428ed1 Opam project build To reproduce locally: git clone --recursive "https://github.com/mirage/repr.git" -b "main" && cd "repr" && git reset --hard ffb05ffb cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:debian-13-ocaml-5.3@sha256:0c737070f8d708c853d586b4e7400e8f90d5bf66ec7d0efdec0f599f18428ed1 # debian-13-5.3_arm32_opam-2.4 USER 1000:1000 SHELL [ "/usr/bin/linux32", "/bin/sh", "-c" ] ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" WORKDIR /src RUN sudo ln -f /usr/bin/opam-2.4 /usr/bin/opam RUN opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version WORKDIR /src RUN sudo chown opam /src RUN cd ~/opam-repository && (git cat-file -e 6ef6813522b6ea29933f6451236a1639bdbaec61 || git fetch origin master) && git reset -q --hard 6ef6813522b6ea29933f6451236a1639bdbaec61 && git log --no-decorate -n1 --oneline && opam update -u COPY --chown=1000:1000 repr.opam repr-fuzz.opam repr-bench.opam ppx_repr.opam ./ RUN opam pin add -yn repr.dev './' && \ opam pin add -yn repr-fuzz.dev './' && \ opam pin add -yn repr-bench.dev './' && \ opam pin add -yn ppx_repr.dev './' RUN echo '(lang dune 3.0)' > './dune-project' ENV DEPS="afl-persistent.1.4 alcotest.1.5.0 astring.0.8.5 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base base64.3.5.1 bechamel.0.5.0 cmdliner.1.0.4 cppo.1.8.0 crowbar.0.2 cstruct.6.2.0 dune.3.20.2 either.1.0.0 fmt.0.9.0 fpath.0.7.3 hex.1.5.0 jsonm.1.0.2 ocaml.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-compiler-libs.v0.17.0 ocaml-config.3 ocaml-option-bytecode-only.1 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 optint.0.3.0 ppx_derivers.1.2.1 ppx_deriving.6.1.1 ppxlib.0.36.0 re.1.13.2 seq.base sexplib0.v0.17.0 stdlib-shims.0.3.0 topkg.1.1.0 uutf.1.0.3 yojson.3.0.0" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.4 --depext-only -y repr.dev repr-fuzz.dev repr-bench.dev ppx_repr.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 2025-09-16 10:11.21: Using cache hint "mirage/repr-ocaml/opam:debian-13-ocaml-5.3@sha256:0c737070f8d708c853d586b4e7400e8f90d5bf66ec7d0efdec0f599f18428ed1-debian-13-5.3_arm32_opam-2.4-cf3e70e7f0be49240ac03b0d0f227ef7" 2025-09-16 10:11.21: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-5.3@sha256:0c737070f8d708c853d586b4e7400e8f90d5bf66ec7d0efdec0f599f18428ed1) (comment debian-13-5.3_arm32_opam-2.4) (user (uid 1000) (gid 1000)) (shell /usr/bin/linux32 /bin/sh -c) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (workdir /src) (run (shell "sudo ln -f /usr/bin/opam-2.4 /usr/bin/opam")) (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 "cd ~/opam-repository && (git cat-file -e 6ef6813522b6ea29933f6451236a1639bdbaec61 || git fetch origin master) && git reset -q --hard 6ef6813522b6ea29933f6451236a1639bdbaec61 && git log --no-decorate -n1 --oneline && opam update -u")) (copy (src repr.opam repr-fuzz.opam repr-bench.opam ppx_repr.opam) (dst ./)) (run (network host) (shell "opam pin add -yn repr.dev './' && \ \nopam pin add -yn repr-fuzz.dev './' && \ \nopam pin add -yn repr-bench.dev './' && \ \nopam pin add -yn ppx_repr.dev './'")) (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) (env DEPS "afl-persistent.1.4 alcotest.1.5.0 astring.0.8.5 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base base64.3.5.1 bechamel.0.5.0 cmdliner.1.0.4 cppo.1.8.0 crowbar.0.2 cstruct.6.2.0 dune.3.20.2 either.1.0.0 fmt.0.9.0 fpath.0.7.3 hex.1.5.0 jsonm.1.0.2 ocaml.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-compiler-libs.v0.17.0 ocaml-config.3 ocaml-option-bytecode-only.1 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 optint.0.3.0 ppx_derivers.1.2.1 ppx_deriving.6.1.1 ppxlib.0.36.0 re.1.13.2 seq.base sexplib0.v0.17.0 stdlib-shims.0.3.0 topkg.1.1.0 uutf.1.0.3 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=2.4 --depext-only -y repr.dev repr-fuzz.dev repr-bench.dev ppx_repr.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")) ) 2025-09-16 10:11.21: Waiting for resource in pool OCluster 2025-09-16 10:26.05: Waiting for worker… 2025-09-16 10:47.02: Got resource from pool OCluster Building on okypous.caelum.ci.dev All commits already cached HEAD is now at ffb05ff Merge pull request #105 from metanivek/release-0.7.0 (from ocaml/opam:debian-13-ocaml-5.3@sha256:0c737070f8d708c853d586b4e7400e8f90d5bf66ec7d0efdec0f599f18428ed1) Unable to find image 'ocaml/opam:debian-13-ocaml-5.3@sha256:0c737070f8d708c853d586b4e7400e8f90d5bf66ec7d0efdec0f599f18428ed1' locally docker.io/ocaml/opam@sha256:0c737070f8d708c853d586b4e7400e8f90d5bf66ec7d0efdec0f599f18428ed1: Pulling from ocaml/opam c8d34a0a2fb8: Pulling fs layer c8d34a0a2fb8: Verifying Checksum c8d34a0a2fb8: Download complete c8d34a0a2fb8: Pull complete Digest: sha256:0c737070f8d708c853d586b4e7400e8f90d5bf66ec7d0efdec0f599f18428ed1 Status: Downloaded newer image for ocaml/opam@sha256:0c737070f8d708c853d586b4e7400e8f90d5bf66ec7d0efdec0f599f18428ed1 2025-09-16 10:47.03 ---> using "d6b90d76f5d81d26efe261548bbf1ff877047571e2e9f531e3cf6e98cc5b2589" from cache /: (comment debian-13-5.3_arm32_opam-2.4) /: (user (uid 1000) (gid 1000)) /: (shell /usr/bin/linux32 /bin/sh -c) /: (env CLICOLOR_FORCE 1) /: (env OPAMCOLOR always) /: (workdir /src) /src: (run (shell "sudo ln -f /usr/bin/opam-2.4 /usr/bin/opam")) 2025-09-16 10:47.03 ---> using "f189098d529f9f138a7a3d3226530c96ff39d9882f4c20c2c67fca52b40c10d2" from cache /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 2.0 to version 2.2, which can't be reverted. You may want to back it up before going further. Continue? [Y/n] y Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised 2025-09-16 10:47.03 ---> using "00e28621c987653d472fd8fe0cdc0eca8939a7f0cc24c16df4e4efb99629b1a8" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 5.15.0-138-generic The OCaml toplevel, version 5.3.0 2.4.1 2025-09-16 10:47.03 ---> using "3f6ffa8fb830d97fbc68caf5c3e6811dbd6ad2b9ea407e0b2b75ad694f05506a" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2025-09-16 10:47.03 ---> using "a9ea30cb967f48284bd8b6eaad52d263be5b485ba71b82f40249c2d384dc3f66" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 6ef6813522b6ea29933f6451236a1639bdbaec61 || git fetch origin master) && git reset -q --hard 6ef6813522b6ea29933f6451236a1639bdbaec61 && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD bcac5d1731..7949ff40d8 master -> origin/master 6ef6813522 Merge pull request #28449 from dra27/ocaml-compiler-msvc <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///home/opam/opam-repository Already up-to-date. Nothing to do. # To update the current shell environment, run: eval $(opam env) 2025-09-16 10:47.03 ---> using "afe500808e7fb08e1a70455564238e0ee91399b9fc69dce5c91f77ca36a73e45" from cache /src: (copy (src repr.opam repr-fuzz.opam repr-bench.opam ppx_repr.opam) (dst ./)) 2025-09-16 10:47.05 ---> saved as "020945765285866fbe82d338e1ea203e985ef87d361a4aa3c45af883f6df755e" /src: (run (network host) (shell "opam pin add -yn repr.dev './' && \ \nopam pin add -yn repr-fuzz.dev './' && \ \nopam pin add -yn repr-bench.dev './' && \ \nopam pin add -yn ppx_repr.dev './'")) [repr.dev] synchronised (file:///src) repr is now pinned to file:///src (version dev) [repr-fuzz.dev] synchronised (file:///src) repr-fuzz is now pinned to file:///src (version dev) [repr-bench.dev] synchronised (file:///src) repr-bench is now pinned to file:///src (version dev) [ppx_repr.dev] synchronised (file:///src) ppx_repr is now pinned to file:///src (version dev) 2025-09-16 10:47.16 ---> saved as "d740c67ffa905a87e65f87bd218167d0b862eb70da09e7389134ebfa117ddc91" /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2025-09-16 10:47.19 ---> saved as "8157060671e14e704cafa09b30be1ebdc4cb7eb60a98b0193355b21cda47a452" /src: (env DEPS "afl-persistent.1.4 alcotest.1.5.0 astring.0.8.5 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base base64.3.5.1 bechamel.0.5.0 cmdliner.1.0.4 cppo.1.8.0 crowbar.0.2 cstruct.6.2.0 dune.3.20.2 either.1.0.0 fmt.0.9.0 fpath.0.7.3 hex.1.5.0 jsonm.1.0.2 ocaml.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-compiler-libs.v0.17.0 ocaml-config.3 ocaml-option-bytecode-only.1 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 optint.0.3.0 ppx_derivers.1.2.1 ppx_deriving.6.1.1 ppxlib.0.36.0 re.1.13.2 seq.base sexplib0.v0.17.0 stdlib-shims.0.3.0 topkg.1.1.0 uutf.1.0.3 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=2.4 --depext-only -y repr.dev repr-fuzz.dev repr-bench.dev ppx_repr.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 armhf Packages [38.5 kB] - Fetched 129 kB in 1s (255 kB/s) - Reading package lists... - <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [ppx_repr.dev] synchronised (file:///src) [repr.dev] synchronised (file:///src) [repr-bench.dev] synchronised (file:///src) [repr-fuzz.dev] synchronised (file:///src) [NOTE] Package ocaml-options-vanilla is already installed (current version is 1). [NOTE] Package ocaml-option-bytecode-only is already installed (current version is 1). [NOTE] Package ocaml-config is already installed (current version is 3). [NOTE] Package ocaml-compiler is already installed (current version is 5.3.0). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.3.0). [NOTE] Package ocaml is already installed (current version is 5.3.0). [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). 2025-09-16 10:47.35 ---> saved as "395c5d12fd4503aff09c4f8bb20f7bd153dbd0bd53d7db81130e1868355d5e77" /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-option-bytecode-only is already installed (current version is 1). [NOTE] Package ocaml-config is already installed (current version is 3). [NOTE] Package ocaml-compiler is already installed (current version is 5.3.0). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.3.0). [NOTE] Package ocaml is already installed (current version is 5.3.0). [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 32 packages - install afl-persistent 1.4 - install alcotest 1.5.0 - install astring 0.8.5 - install base-bytes base - install base64 3.5.1 - install bechamel 0.5.0 - install cmdliner 1.0.4 - install cppo 1.8.0 - install crowbar 0.2 - install cstruct 6.2.0 - install dune 3.20.2 - install either 1.0.0 - install fmt 0.9.0 - install fpath 0.7.3 - install hex 1.5.0 - install jsonm 1.0.2 - install ocaml-compiler-libs v0.17.0 - install ocaml-syntax-shims 1.0.0 - install ocamlbuild 0.16.1 - install ocamlfind 1.9.8 - install ocplib-endian 1.2 - install optint 0.3.0 - install ppx_derivers 1.2.1 - install ppx_deriving 6.1.1 - install ppxlib 0.36.0 - install re 1.13.2 - install seq base - install sexplib0 v0.17.0 - install stdlib-shims 0.3.0 - install topkg 1.1.0 - install uutf 1.0.3 - install yojson 3.0.0 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved afl-persistent.1.4 (cached) -> retrieved alcotest.1.5.0 (cached) -> retrieved astring.0.8.5 (cached) -> retrieved base64.3.5.1 (cached) -> retrieved bechamel.0.5.0 (cached) -> retrieved cmdliner.1.0.4 (cached) -> retrieved cppo.1.8.0 (cached) -> retrieved crowbar.0.2 (cached) -> retrieved cstruct.6.2.0 (cached) -> retrieved either.1.0.0 (cached) -> retrieved fmt.0.9.0 (cached) -> retrieved fpath.0.7.3 (cached) -> retrieved hex.1.5.0 (cached) -> retrieved jsonm.1.0.2 (cached) -> retrieved ocaml-compiler-libs.v0.17.0 (cached) -> retrieved ocaml-syntax-shims.1.0.0 (cached) -> retrieved ocamlfind.1.9.8 (cached) -> retrieved ocamlbuild.0.16.1 (cached) -> retrieved ocplib-endian.1.2 (cached) -> retrieved optint.0.3.0 (cached) -> retrieved ppx_derivers.1.2.1 (cached) -> retrieved ppx_deriving.6.1.1 (cached) -> retrieved re.1.13.2 (cached) -> retrieved seq.base (cached) -> installed seq.base -> retrieved ppxlib.0.36.0 (cached) -> retrieved sexplib0.v0.17.0 (cached) -> retrieved stdlib-shims.0.3.0 (cached) -> retrieved uutf.1.0.3 (cached) -> retrieved topkg.1.1.0 (cached) -> retrieved yojson.3.0.0 (cached) -> retrieved dune.3.20.2 (cached) -> installed cmdliner.1.0.4 -> installed ocamlbuild.0.16.1 -> installed ocamlfind.1.9.8 -> installed base-bytes.base -> installed topkg.1.1.0 -> installed uutf.1.0.3 -> installed fmt.0.9.0 -> installed astring.0.8.5 -> installed jsonm.1.0.2 -> installed fpath.0.7.3 -> installed dune.3.20.2 -> installed ppx_derivers.1.2.1 -> installed stdlib-shims.0.3.0 -> installed afl-persistent.1.4 -> installed cstruct.6.2.0 -> installed either.1.0.0 -> installed optint.0.3.0 -> installed base64.3.5.1 -> installed hex.1.5.0 -> installed sexplib0.v0.17.0 -> installed bechamel.0.5.0 -> installed re.1.13.2 -> installed cppo.1.8.0 -> installed yojson.3.0.0 -> installed ocplib-endian.1.2 -> installed crowbar.0.2 -> installed ocaml-syntax-shims.1.0.0 -> installed alcotest.1.5.0 -> installed ocaml-compiler-libs.v0.17.0 -> installed ppxlib.0.36.0 -> installed ppx_deriving.6.1.1 Done. <><> afl-persistent.1.4 installed successfully ><><><><><><><><><><><><><><><><> => afl-persistent is installed, but since the current OCaml compiler does not enable AFL instrumentation by default, most packages will not be instrumented and fuzzing with afl-fuzz may not be effective. To globally enable AFL instrumentation, create an OCaml switch like: opam switch create 5.3.0+afl ocaml-variants.5.3.0+options ocaml-option-afl # To update the current shell environment, run: eval $(opam env) 2025-09-16 10:49.56 ---> saved as "8c5b71f17b7c8e4fe250acfd43fc08925993e24660ae17ce401fe7105c38da54" /src: (copy (src .) (dst /src)) 2025-09-16 10:49.58 ---> saved as "06e2580e612ecab9ace49d5ecc8ee8e818157d8f02bdfb0b4ebaa6c3a2683d8a" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) (cd _build/default && /home/opam/.opam/5.3/bin/ocamlc -w @1..3@5..28@30..39@43@46..47@49..57@61..62-40 -strict-sequence -strict-formats -short-paths -keep-locs -g -bin-annot -bin-annot-occurrences -I fuzz/rewriter/.main.objs/byte -I /home/opam/.opam/5.3/lib/ocaml-compiler-libs/common -I /home/opam/.opam/5.3/lib/ocaml-compiler-libs/shadow -I /home/opam/.opam/5.3/lib/ocaml/compiler-libs -I /home/opam/.opam/5.3/lib/ppx_derivers -I /home/opam/.opam/5.3/lib/ppxlib -I /home/opam/.opam/5.3/lib/ppxlib/ast -I /home/opam/.opam/5.3/lib/ppxlib/astlib -I /home/opam/.opam/5.3/lib/ppxlib/print_diff -I /home/opam/.opam/5.3/lib/ppxlib/stdppx -I /home/opam/.opam/5.3/lib/ppxlib/traverse_builtins -I /home/opam/.opam/5.3/lib/sexplib0 -I /home/opam/.opam/5.3/lib/stdlib-shims -cmi-file fuzz/rewriter/.main.objs/byte/main.cmi -no-alias-deps -opaque -o fuzz/rewriter/.main.objs/byte/main.cmo -c -impl fuzz/rewriter/main.pp.ml) File "fuzz/rewriter/main.ml", line 146, characters 68-78: 146 | T.variant variant_name [%e wrap_params (pexp_function destructor)]]] ^^^^^^^^^^ Error: The value destructor has type case list but an expression was expected of type function_param list Type case is not compatible with type function_param (cd _build/default && /home/opam/.opam/5.3/bin/ocamlc -w @1..3@5..28@30..39@43@46..47@49..57@61..62-40 -strict-sequence -strict-formats -short-paths -keep-locs -g -bin-annot -bin-annot-occurrences -I src/ppx_repr/lib/.ppx_repr_lib.objs/byte -I /home/opam/.opam/5.3/lib/fmt -I /home/opam/.opam/5.3/lib/ocaml-compiler-libs/common -I /home/opam/.opam/5.3/lib/ocaml-compiler-libs/shadow -I /home/opam/.opam/5.3/lib/ocaml/compiler-libs -I /home/opam/.opam/5.3/lib/ppx_derivers -I /home/opam/.opam/5.3/lib/ppxlib -I /home/opam/.opam/5.3/lib/ppxlib/ast -I /home/opam/.opam/5.3/lib/ppxlib/astlib -I /home/opam/.opam/5.3/lib/ppxlib/print_diff -I /home/opam/.opam/5.3/lib/ppxlib/stdppx -I /home/opam/.opam/5.3/lib/ppxlib/traverse_builtins -I /home/opam/.opam/5.3/lib/sexplib0 -I /home/opam/.opam/5.3/lib/stdlib-shims -cmi-file src/ppx_repr/lib/.ppx_repr_lib.objs/byte/ppx_repr_lib__Algebraic.cmi -no-alias-deps -opaque -open Ppx_repr_lib__ -o src/ppx_repr/lib/.ppx_repr_lib.objs/byte/ppx_repr_lib__Algebraic.cmo -c -impl src/ppx_repr/lib/algebraic.pp.ml) File "src/ppx_repr/lib/algebraic.ml", line 136, characters 4-27: 136 | cs >|= pattern_of_cdecl |> pexp_function |> lambda (cs >|= fparam_of_cdecl) ^^^^^^^^^^^^^^^^^^^^^^^ Error: This expression has type case list but an expression was expected of type function_param list Type case is not compatible with type function_param (cd _build/default && /home/opam/.opam/5.3/bin/ocamlc -w @1..3@5..28@30..39@43@46..47@49..57@61..62-40 -strict-sequence -strict-formats -short-paths -keep-locs -g -bin-annot -bin-annot-occurrences -I src/ppx_repr/lib/.ppx_repr_lib.objs/byte -I /home/opam/.opam/5.3/lib/fmt -I /home/opam/.opam/5.3/lib/ocaml-compiler-libs/common -I /home/opam/.opam/5.3/lib/ocaml-compiler-libs/shadow -I /home/opam/.opam/5.3/lib/ocaml/compiler-libs -I /home/opam/.opam/5.3/lib/ppx_derivers -I /home/opam/.opam/5.3/lib/ppxlib -I /home/opam/.opam/5.3/lib/ppxlib/ast -I /home/opam/.opam/5.3/lib/ppxlib/astlib -I /home/opam/.opam/5.3/lib/ppxlib/print_diff -I /home/opam/.opam/5.3/lib/ppxlib/stdppx -I /home/opam/.opam/5.3/lib/ppxlib/traverse_builtins -I /home/opam/.opam/5.3/lib/sexplib0 -I /home/opam/.opam/5.3/lib/stdlib-shims -cmi-file src/ppx_repr/lib/.ppx_repr_lib.objs/byte/ppx_repr_lib__Engine.cmi -no-alias-deps -opaque -open Ppx_repr_lib__ -o src/ppx_repr/lib/.ppx_repr_lib.objs/byte/ppx_repr_lib__Engine.cmo -c -impl src/ppx_repr/lib/engine.pp.ml) File "src/ppx_repr/lib/engine.ml", line 121, characters 25-28: 121 | if contains_tvar var c then ( ^^^ Error: The value var has type string loc but an expression was expected of type string "/usr/bin/linux32" "/bin/sh" "-c" "opam exec -- dune build @install @check @runtest && rm -rf _build" failed with exit status 1 2025-09-16 10:50.09: Job failed: Failed: Build failed