2026-02-15 17:59.23: New job: test jmid/mutaml https://github.com/jmid/mutaml.git#refs/heads/dependabot/github_actions/actions/checkout-6 (ab175d87a5b0b03034040da9b3097a82fc0b9958) (linux-ppc64:debian-13-5.4_ppc64_opam-2.5)Base: ocaml/opam:debian-13-ocaml-5.4@sha256:9e5cb5e8cb4265aea4d65da8515b5059a3c47c9865449a2924153a1ae9dbfad6Opam project buildTo reproduce locally:git clone --recursive "https://github.com/jmid/mutaml.git" -b "dependabot/github_actions/actions/checkout-6" && cd "mutaml" && git reset --hard ab175d87cat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:debian-13-ocaml-5.4@sha256:9e5cb5e8cb4265aea4d65da8515b5059a3c47c9865449a2924153a1ae9dbfad6# debian-13-5.4_ppc64_opam-2.5USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"WORKDIR /srcRUN sudo ln -f /usr/bin/opam-2.5 /usr/bin/opamRUN opam init --reinit -niRUN uname -rs && opam exec -- ocaml -version && opam --versionWORKDIR /srcRUN sudo chown opam /srcRUN cd ~/opam-repository && (git cat-file -e 302e116c4009da2f5a31c350a57c8b3c9b27289e || git fetch origin master) && git reset -q --hard 302e116c4009da2f5a31c350a57c8b3c9b27289e && git log --no-decorate -n1 --oneline && opam update -uCOPY --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 conf-diffutils.2 conf-timeout.1 cppo.1.8.0 csexp.1.5.2 dune.3.21.1 dune-configurator.3.21.1 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-options-vanilla.1 ocaml_intrinsics_kernel.v0.17.1 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.0.37.0 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 $DEPSRUN opam install $DEPSCOPY --chown=1000:1000 . /srcRUN opam exec -- dune build @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-02-15 17:59.23: Using cache hint "jmid/mutaml-ocaml/opam:debian-13-ocaml-5.4@sha256:9e5cb5e8cb4265aea4d65da8515b5059a3c47c9865449a2924153a1ae9dbfad6-debian-13-5.4_ppc64_opam-2.5-9c254776ac75037027fa6e23abef6b02"2026-02-15 17:59.23: Using OBuilder spec:((from ocaml/opam:debian-13-ocaml-5.4@sha256:9e5cb5e8cb4265aea4d65da8515b5059a3c47c9865449a2924153a1ae9dbfad6)(comment debian-13-5.4_ppc64_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 (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 302e116c4009da2f5a31c350a57c8b3c9b27289e || git fetch origin master) && git reset -q --hard 302e116c4009da2f5a31c350a57c8b3c9b27289e && git log --no-decorate -n1 --oneline && opam update -u"))(copy (src mutaml.opam) (dst ./))(run (network host)(shell "opam pin add -yn mutaml.dev './'"))(run (network host)(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 conf-diffutils.2 conf-timeout.1 cppo.1.8.0 csexp.1.5.2 dune.3.21.1 dune-configurator.3.21.1 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-options-vanilla.1 ocaml_intrinsics_kernel.v0.17.1 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.0.37.0 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")))2026-02-15 17:59.23: Waiting for resource in pool OCluster2026-02-15 18:00.00: Waiting for worker…2026-02-15 18:01.07: Got resource from pool OClusterBuilding on scyleia.caelum.ci.devAll commits already cachedHEAD is now at ab175d8 Bump actions/checkout from 5 to 6(from ocaml/opam:debian-13-ocaml-5.4@sha256:9e5cb5e8cb4265aea4d65da8515b5059a3c47c9865449a2924153a1ae9dbfad6)2026-02-15 18:01.07 ---> using "38fabeb53b0af89c2369ea86094cc7d2b3dc20d7e4b2ada9c0be1b989bf9c870" from cache/: (comment debian-13-5.4_ppc64_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"))2026-02-15 18:01.07 ---> using "ab91914199d586edab34897f6499a5af18cbd8694cb62245e04b9875bce8ecc4" 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] yFormat upgrade done.<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>[default] Initialised2026-02-15 18:01.07 ---> using "98a2c9b9b635287d3aa6cdc15287538630f05d6a0b597f7c5ac59178e0152967" from cache/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 6.8.0-85-genericThe OCaml toplevel, version 5.4.02.5.02026-02-15 18:01.07 ---> using "0236d984e65c9e8218cf8507c57591b73f8e37463306e0d6e2f4c6cfe05da7cb" from cache/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-02-15 18:01.07 ---> using "3136e4f25384ffcbd2ceb1dd04c17fac559e38ceda0eecad38b6ab6f8ff722fb" from cache/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e 302e116c4009da2f5a31c350a57c8b3c9b27289e || git fetch origin master) && git reset -q --hard 302e116c4009da2f5a31c350a57c8b3c9b27289e && git log --no-decorate -n1 --oneline && opam update -u"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEAD340ee6fd1f..66fe1c299d master -> origin/master302e116c40 Merge pull request #29374 from shonfeder/release-dune-3.21.1<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///home/opam/opam-repositoryAlready up-to-date.Nothing to do.# To update the current shell environment, run: eval $(opam env)2026-02-15 18:01.07 ---> using "7a8a9608c8413f39f919a9041a6d8f2aeda6be59aec03a1f364ea2601599ce3f" from cache/src: (copy (src mutaml.opam) (dst ./))2026-02-15 18:01.07 ---> saved as "a8b8a3d77b43addd1069eba73ab195c3697dc9581309eb39bc1ba850a46981ba"/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)2026-02-15 18:01.09 ---> saved as "1889ff9543de75d3af654dad0388a3bf310158887cf8e713a66a3cceff9850c4"/src: (run (network host)(shell "echo '(lang dune 3.0)' > './dune-project'"))2026-02-15 18:01.09 ---> saved as "1c886e1104a10f01b8ae44a4a8552c568e9e407dfabef934b7cfa7138b0015a2"/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 conf-diffutils.2 conf-timeout.1 cppo.1.8.0 csexp.1.5.2 dune.3.21.1 dune-configurator.3.21.1 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-options-vanilla.1 ocaml_intrinsics_kernel.v0.17.1 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.0.37.0 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 ppc64el Packages [102 kB]- Fetched 192 kB in 1s (192 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-config is already installed (current version is 3).[NOTE] Package ocaml-compiler is already installed (current version is 5.4.0).[NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.0).[NOTE] Package ocaml is already installed (current version is 5.4.0).[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).# To update the current shell environment, run: eval $(opam env)2026-02-15 18:01.25 ---> saved as "2a98089a248461e8ba46482c8c1983036022b3c3e264d9a82abea11e2fa3c937"/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-config is already installed (current version is 3).[NOTE] Package ocaml-compiler is already installed (current version is 5.4.0).[NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.0).[NOTE] Package ocaml is already installed (current version is 5.4.0).[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 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 3.21.1- install dune-configurator 3.21.1- install ocaml-compiler-libs v0.17.0- install ocaml_intrinsics_kernel v0.17.1- 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 0.37.0- 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.v0.17.1 (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.0.37.0 (cached)-> retrieved dune.3.21.1, dune-configurator.3.21.1 (cached)-> installed ocamlfind.1.9.8-> installed dune.3.21.1-> 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.v0.17.1-> 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.3.21.1-> installed base.v0.17.3-> installed ppxlib.0.37.0-> installed ppx_js_style.v0.17.1-> installed ppx_deriving.6.1.1-> installed ppx_yojson_conv.v0.17.1Done.# To update the current shell environment, run: eval $(opam env)2026-02-15 18:03.09 ---> saved as "29c7e5ec78331827966f4f28a7b6cde1312bdff09f7f65bad121213ede753c86"/src: (copy (src .) (dst /src))2026-02-15 18:03.09 ---> saved as "ae0c69ec34430ac875c883f7774a1da287976c8dbded2f4ed62276aa24e167f5"/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: 0.10 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/5.4/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/5.4/lib/ocaml-compiler-libs/common -I /home/opam/.opam/5.4/lib/ocaml-compiler-libs/shadow -I /home/opam/.opam/5.4/lib/ocaml/compiler-libs -I /home/opam/.opam/5.4/lib/ppx_derivers -I /home/opam/.opam/5.4/lib/ppx_yojson_conv_lib -I /home/opam/.opam/5.4/lib/ppxlib -I /home/opam/.opam/5.4/lib/ppxlib/ast -I /home/opam/.opam/5.4/lib/ppxlib/astlib -I /home/opam/.opam/5.4/lib/ppxlib/print_diff -I /home/opam/.opam/5.4/lib/ppxlib/stdppx -I /home/opam/.opam/5.4/lib/ppxlib/traverse_builtins -I /home/opam/.opam/5.4/lib/sexplib0 -I /home/opam/.opam/5.4/lib/stdlib-random/v4 -I /home/opam/.opam/5.4/lib/stdlib-shims -I /home/opam/.opam/5.4/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 12026-02-15 18:03.15: Job failed: Failed: Build failed