2026-04-13 10:13.53: New job: test ocaml-ppx/ppx_deriving_protobuf https://github.com/ocaml-ppx/ppx_deriving_protobuf.git#refs/heads/master (5b602831d6df6e47412c96e93368d0068aeb6027) (linux-x86_64:(lint-doc)) Base: ocaml/opam:debian-13-ocaml-4.08@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c Opam project lint documentation To reproduce locally: git clone --recursive "https://github.com/ocaml-ppx/ppx_deriving_protobuf.git" -b "master" && cd "ppx_deriving_protobuf" && git reset --hard 5b602831 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:debian-13-ocaml-4.08@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c # debian-13-4.08_opam-2.5 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" WORKDIR /src RUN sudo ln -f /usr/bin/opam-2.2 /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 d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && git log --no-decorate -n1 --oneline && opam update -u COPY --chown=1000:1000 ppx_deriving_protobuf.opam ./ RUN opam pin add -yn ppx_deriving_protobuf.dev './' RUN echo '(lang dune 3.0)' > './dune-project' ENV DEPS="base-bigarray.base base-threads.base base-unix.base cppo.1.8.0 dune.3.22.1 ocaml.4.08.1 ocaml-base-compiler.4.08.1 ocaml-compiler-libs.v0.12.4 ocaml-config.1 ocamlfind.1.9.8 ounit2.2.2.7 ppx_derivers.1.2.1 ppx_deriving.6.1.1 ppxlib.0.38.0 seq.base sexplib0.v0.16.0 stdint.0.7.2 stdlib-shims.0.3.0 uint.2.0.1" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.2 --depext-only -y ppx_deriving_protobuf.dev $DEPS RUN opam install $DEPS RUN opam install --yes dune 'odoc>=1.5.0' COPY --chown=1000:1000 . /src/ RUN ODOC_WARN_ERROR=false opam exec -- dune build @doc || (echo "dune build @doc failed"; exit 2) END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2026-04-13 10:13.53: Using cache hint "ocaml-ppx/ppx_deriving_protobuf-ocaml/opam:debian-13-ocaml-4.08@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c-debian-13-4.08_opam-2.5-fdc58adc35d525a2f0251cdb576beba1" 2026-04-13 10:13.53: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-4.08@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c) (comment debian-13-4.08_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-2.2 /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 d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && git log --no-decorate -n1 --oneline && opam update -u")) (copy (src ppx_deriving_protobuf.opam) (dst ./)) (run (network host) (shell "opam pin add -yn ppx_deriving_protobuf.dev './'")) (run (shell "echo '(lang dune 3.0)' > './dune-project'")) (env DEPS "base-bigarray.base base-threads.base base-unix.base cppo.1.8.0 dune.3.22.1 ocaml.4.08.1 ocaml-base-compiler.4.08.1 ocaml-compiler-libs.v0.12.4 ocaml-config.1 ocamlfind.1.9.8 ounit2.2.2.7 ppx_derivers.1.2.1 ppx_deriving.6.1.1 ppxlib.0.38.0 seq.base sexplib0.v0.16.0 stdint.0.7.2 stdlib-shims.0.3.0 uint.2.0.1") (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=2.2 --depext-only -y ppx_deriving_protobuf.dev $DEPS")) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install $DEPS")) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install --yes dune 'odoc>=1.5.0'")) (copy (src .) (dst /src/)) (run (shell "ODOC_WARN_ERROR=false opam exec -- dune build @doc || (echo \"dune build @doc failed\"; exit 2)")) ) 2026-04-13 10:13.53: Waiting for resource in pool OCluster 2026-04-13 10:20.24: Waiting for worker… 2026-04-13 10:21.02: Got resource from pool OCluster Building on phoebe.caelum.ci.dev All commits already cached HEAD is now at 5b60283 Release 3.0.0 (from ocaml/opam:debian-13-ocaml-4.08@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c) Unable to find image 'ocaml/opam:debian-13-ocaml-4.08@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c' locally docker.io/ocaml/opam@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c: Pulling from ocaml/opam a7730063fcfe: Already exists 1a27fd2181de: Already exists c29591c91388: Already exists 356a64daa753: Already exists ac02f8f2062b: Already exists aaa2f390e4c8: Already exists b668811757f6: Already exists 32fd4e1a774f: Already exists b1d486fb8fdf: Already exists cf8a2024f299: Already exists 8c4a5dac67c3: Already exists 6adfe24d7b40: Already exists dccd6e3c0589: Already exists 2ee4bcb55cd4: Already exists 2dc3b58478d7: Already exists daf15e5c44c6: Already exists 564e978a8088: Already exists 564e978a8088: Already exists 25a652a8c456: Already exists b3bfea7bff3f: Already exists a00f2937f570: Already exists 78bd1737ebff: Already exists 4f4fb700ef54: Already exists 4291a055edd7: Already exists 3c2b2836d59a: Already exists 7b3e96544a52: Already exists c72503effb14: Already exists bca08df11a10: Already exists 2ab0829b2daf: Already exists 1d246d4da211: Already exists a09cb4870027: Already exists 2ce07b4fe7c0: Already exists 6b96f28d505e: Already exists b6ad36bba9bf: Already exists 56d62791a0f9: Already exists 4d60780055d1: Already exists 43f57a7c44cb: Already exists f21057dc4e85: Pulling fs layer e0d2ca1300ed: Pulling fs layer 9da2f7598f8e: Pulling fs layer cb569bb28593: Pulling fs layer b32c9abef0bb: Pulling fs layer e0d2ca1300ed: Download complete 9da2f7598f8e: Download complete dd7da3e42740: Pulling fs layer 06223904e4d3: Pulling fs layer cb569bb28593: Download complete b18a38618cf8: Pulling fs layer b18a38618cf8: Waiting dd7da3e42740: Verifying Checksum dd7da3e42740: Download complete b18a38618cf8: Download complete 06223904e4d3: Verifying Checksum 06223904e4d3: Download complete f21057dc4e85: Pull complete e0d2ca1300ed: Pull complete 9da2f7598f8e: Pull complete cb569bb28593: Pull complete b32c9abef0bb: Verifying Checksum b32c9abef0bb: Download complete b32c9abef0bb: Pull complete dd7da3e42740: Pull complete 06223904e4d3: Pull complete b18a38618cf8: Pull complete Digest: sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c Status: Downloaded newer image for ocaml/opam@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c 2026-04-13 10:21.01 ---> using "228e5ba11f0bea08c69266bb98d12a75785691261b07b0808652a307a04e14b2" from cache /: (comment debian-13-4.08_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-2.2 /usr/bin/opam")) 2026-04-13 10:21.01 ---> using "6a21a8bd2da640bf47ce1211004d6a33a1bf41ff753d8b4bb4a6519520cd81af" 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 development 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 2026-04-13 10:21.01 ---> using "939d97e6190dc36b4f6e94773a2843a2a1549b9ae9e8e3facca1460e0ed37772" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-107-generic The OCaml toplevel, version 4.08.1 2.2.1 2026-04-13 10:21.01 ---> using "eb73d73c6df1334e93e0a643cf6d58799a32bc7b370f755d009a4545ba4f9865" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-04-13 10:21.01 ---> using "de7fe019fc62fa1e51827ff2ff64dbc0831c3afd9fed2034cda6486fa7e48a49" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e d06cfb1853afceb1dc127f88edaac3f8110bf6cc || git fetch origin master) && git reset -q --hard d06cfb1853afceb1dc127f88edaac3f8110bf6cc && git log --no-decorate -n1 --oneline && opam update -u")) d06cfb1853 Merge pull request #29632 from shonfeder/release-dune-3.22.1 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///home/opam/opam-repository Everything as up-to-date as possible (run with --verbose to show unavailable upgrades). However, you may "opam upgrade" these packages explicitly, which will ask permission to downgrade or uninstall the conflicting packages. Nothing to do. # Run eval $(opam env) to update the current shell environment 2026-04-13 10:21.01 ---> using "fbad28c74a632e647545a6bab2df787930e492e2daf5d95d28478b0c0c088a96" from cache /src: (copy (src ppx_deriving_protobuf.opam) (dst ./)) 2026-04-13 10:21.02 ---> saved as "fced6cb0043f5225b263bddffe6ae198ff1ef2fe6cec128e345bc776dccc315f" /src: (run (network host) (shell "opam pin add -yn ppx_deriving_protobuf.dev './'")) [ppx_deriving_protobuf.dev] synchronised (file:///src) ppx_deriving_protobuf is now pinned to file:///src (version dev) 2026-04-13 10:21.05 ---> saved as "c77b7a475f83e2ef51f9690aa05dec0cc15cf12fd987a4522693bb81dd29a726" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-04-13 10:21.05 ---> saved as "25fbd447d4477ca07773b4cc438fb689710f3d8d8ca71a7991d176b17941cc09" /src: (env DEPS "base-bigarray.base base-threads.base base-unix.base cppo.1.8.0 dune.3.22.1 ocaml.4.08.1 ocaml-base-compiler.4.08.1 ocaml-compiler-libs.v0.12.4 ocaml-config.1 ocamlfind.1.9.8 ounit2.2.2.7 ppx_derivers.1.2.1 ppx_deriving.6.1.1 ppxlib.0.38.0 seq.base sexplib0.v0.16.0 stdint.0.7.2 stdlib-shims.0.3.0 uint.2.0.1") /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=2.2 --depext-only -y ppx_deriving_protobuf.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 [122 kB] - Fetched 213 kB in 0s (940 kB/s) - Reading package lists... - <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [ppx_deriving_protobuf.dev] synchronised (file:///src) [NOTE] Package ocaml-config is already installed (current version is 1). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.08.1). [NOTE] Package ocaml is already installed (current version is 4.08.1). [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-bigarray is already installed (current version is base). 2026-04-13 10:21.29 ---> saved as "28909899f164bb5e0fb4e7690a2016489977de03a32f9c1863e7432b9f21ddcd" /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install $DEPS")) [NOTE] Package ocaml-config is already installed (current version is 1). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.08.1). [NOTE] Package ocaml is already installed (current version is 4.08.1). [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-bigarray is already installed (current version is base). The following actions will be performed: === install 13 packages - install cppo 1.8.0 - install dune 3.22.1 - install ocaml-compiler-libs v0.12.4 - install ocamlfind 1.9.8 - install ounit2 2.2.7 - install ppx_derivers 1.2.1 - install ppx_deriving 6.1.1 - install ppxlib 0.38.0 - install seq base - install sexplib0 v0.16.0 - install stdint 0.7.2 - install stdlib-shims 0.3.0 - install uint 2.0.1 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved cppo.1.8.0 (cached) -> retrieved ocaml-compiler-libs.v0.12.4 (cached) -> retrieved ocamlfind.1.9.8 (cached) -> retrieved ppx_derivers.1.2.1 (cached) -> retrieved ounit2.2.2.7 (cached) -> retrieved ppx_deriving.6.1.1 (cached) -> retrieved seq.base (cached) -> installed seq.base -> retrieved sexplib0.v0.16.0 (cached) -> retrieved stdint.0.7.2 (cached) -> retrieved stdlib-shims.0.3.0 (cached) -> retrieved ppxlib.0.38.0 (cached) -> retrieved dune.3.22.1 (cached) -> retrieved uint.2.0.1 (https://opam.ocaml.org/cache) -> installed ocamlfind.1.9.8 -> installed dune.3.22.1 -> installed ppx_derivers.1.2.1 -> installed stdlib-shims.0.3.0 -> installed sexplib0.v0.16.0 -> installed ocaml-compiler-libs.v0.12.4 -> installed cppo.1.8.0 -> installed ounit2.2.2.7 -> installed stdint.0.7.2 -> installed uint.2.0.1 -> installed ppxlib.0.38.0 -> installed ppx_deriving.6.1.1 Done. # Run eval $(opam env) to update the current shell environment 2026-04-13 10:24.54 ---> saved as "d727d616c6f3470b27194ce3a94cb888c35f8ac57efb8d7c649dda92127001e4" /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install --yes dune 'odoc>=1.5.0'")) [NOTE] Package dune is already installed (current version is 3.22.1). The following actions will be performed: === install 14 packages - install astring 0.8.5 [required by odoc] - install camlp-streams 5.0.1 [required by odoc-parser] - install cmdliner 2.1.0 [required by odoc] - install crunch 4.0.0 [required by odoc] - install fmt 0.11.0 [required by odoc] - install fpath 0.7.3 [required by odoc] - install ocamlbuild 0.16.1 [required by fmt, astring, fpath] - install odoc 3.1.0 - install odoc-parser 3.1.0 [required by odoc] - install ptime 1.2.0 [required by crunch] - install re 1.11.0 [required by tyxml] - install topkg 1.1.1 [required by fmt, astring, fpath] - install tyxml 4.6.0 [required by odoc] - install uutf 1.0.4 [required by tyxml] <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved camlp-streams.5.0.1 (cached) -> retrieved crunch.4.0.0 (cached) -> retrieved astring.0.8.5 (cached) -> retrieved cmdliner.2.1.0 (cached) -> retrieved fmt.0.11.0 (cached) -> retrieved fpath.0.7.3 (cached) -> retrieved ocamlbuild.0.16.1 (cached) -> retrieved ptime.1.2.0 (cached) -> retrieved re.1.11.0 (cached) -> retrieved tyxml.4.6.0 (cached) -> retrieved topkg.1.1.1 (cached) -> retrieved uutf.1.0.4 (cached) -> installed camlp-streams.5.0.1 -> retrieved odoc.3.1.0, odoc-parser.3.1.0 (cached) -> installed re.1.11.0 -> installed cmdliner.2.1.0 -> installed ocamlbuild.0.16.1 -> installed topkg.1.1.1 -> installed uutf.1.0.4 -> installed fmt.0.11.0 -> installed ptime.1.2.0 -> installed astring.0.8.5 -> installed crunch.4.0.0 -> installed fpath.0.7.3 -> installed odoc-parser.3.1.0 -> installed tyxml.4.6.0 -> installed odoc.3.1.0 Done. # Run eval $(opam env) to update the current shell environment 2026-04-13 10:26.15 ---> saved as "3b92213e5cf7266754ee7f808ba471d136836c04c6a0f5cc5284699cad1a45fb" /src: (copy (src .) (dst /src/)) 2026-04-13 10:26.16 ---> saved as "3faa3c4d914e386cce7717a81edf85e31833e0c7e7f845cdd9a8401963e51b3b" /src: (run (shell "ODOC_WARN_ERROR=false opam exec -- dune build @doc || (echo \"dune build @doc failed\"; exit 2)")) 2026-04-13 10:26.19 ---> saved as "7a72daf8c5563dfbf5fbd886fd8255acee95d048848303e3a19219b65d6146ef" Job succeeded 2026-04-13 10:26.20: Job succeeded