2026-04-03 11:38.24: New job: test mirage/arp https://github.com/mirage/arp.git#refs/heads/main (f277edb7ee0be8a9ec7b78d632c168db7f382b1d) (linux-x86_64:(lint-doc)) Base: ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47 Opam project lint documentation To reproduce locally: git clone --recursive "https://github.com/mirage/arp.git" -b "main" && cd "arp" && git reset --hard f277edb7 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47 # 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 arp.opam ./ RUN opam pin add -yn arp.dev './' RUN echo '(lang dune 3.0)' > './dune-project' ENV DEPS="alcotest.1.9.1 astring.0.8.5 base-bigarray.base base-bytes.base base-threads.base base-unix.base bos.0.2.1 cmdliner.2.1.0 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 domain-name.0.5.0 dune.3.22.1 dune-configurator.3.22.1 duration.0.2.1 ethernet.3.2.0 fmt.0.11.0 fpath.0.7.3 ipaddr.5.6.2 logs.0.8.0 lru.0.3.1 lwt.5.9.2 macaddr.5.6.2 mirage-net.4.0.0 mirage-sleep.4.1.0 mirage-vnetif.0.6.2 ocaml.4.08.1 ocaml-base-compiler.4.08.1 ocaml-config.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 psq.0.2.1 re.1.11.0 rresult.0.7.0 seq.base stdlib-shims.0.3.0 topkg.1.1.1 uutf.1.0.4" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.2 --depext-only -y arp.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 2026-04-03 11:38.24: Using cache hint "mirage/arp-ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47-debian-13-4.08_opam-2.5-a3488c27120036a603169deb96997122" 2026-04-03 11:38.24: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47) (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 arp.opam) (dst ./)) (run (network host) (shell "opam pin add -yn arp.dev './'")) (run (shell "echo '(lang dune 3.0)' > './dune-project'")) (env DEPS "alcotest.1.9.1 astring.0.8.5 base-bigarray.base base-bytes.base base-threads.base base-unix.base bos.0.2.1 cmdliner.2.1.0 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 domain-name.0.5.0 dune.3.22.1 dune-configurator.3.22.1 duration.0.2.1 ethernet.3.2.0 fmt.0.11.0 fpath.0.7.3 ipaddr.5.6.2 logs.0.8.0 lru.0.3.1 lwt.5.9.2 macaddr.5.6.2 mirage-net.4.0.0 mirage-sleep.4.1.0 mirage-vnetif.0.6.2 ocaml.4.08.1 ocaml-base-compiler.4.08.1 ocaml-config.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 psq.0.2.1 re.1.11.0 rresult.0.7.0 seq.base stdlib-shims.0.3.0 topkg.1.1.1 uutf.1.0.4") (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 arp.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)")) ) 2026-04-03 11:38.24: Waiting for resource in pool OCluster 2026-04-03 21:27.08: Waiting for worker… 2026-04-03 21:29.44: Got resource from pool OCluster Building on phoebe.caelum.ci.dev All commits already cached HEAD is now at f277edb changes for 4.1.0 (from ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47) 2026-04-03 21:29.45 ---> using "867303d7f04cee0d3e23016229d2a45a69516628a14dbff52754cd3cb283f66f" 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")) 2026-04-03 21:29.45 ---> using "84e1fc87343884e1d5c327fca2d33e2afa85e1eaf1b4c893d8301d60eabe4d56" 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 2026-04-03 21:29.45 ---> using "a125a60e5eccb505fd0bde45c9a7654bae2eb7eab13fa01be7c55cd2f87d6234" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-106-generic The OCaml toplevel, version 4.08.1 2.2.1 2026-04-03 21:29.45 ---> using "0407529f1042a28815bd61683d1dc7a2be9d395b6680bdf3553558a27842326a" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-04-03 21:29.45 ---> using "f27fcd2ece061e1cf1de6842a86dfe335065cc7f1de2f39ff10db06e5ae2f5b5" 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")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD ffb54b9bdd..d28e8bf13a master -> origin/master 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 2026-04-03 21:29.45 ---> using "d3fe9f6d42e3743723d43965a404ceffa267a6c164b74feb3b01bc3343c398a7" from cache /src: (copy (src arp.opam) (dst ./)) 2026-04-03 21:29.45 ---> saved as "72d0a52da0dbeca2833c0afe48104002ece10dd9ec607f7819f697b35bfe6e84" /src: (run (network host) (shell "opam pin add -yn arp.dev './'")) [arp.dev] synchronised (file:///src) arp is now pinned to file:///src (version dev) 2026-04-03 21:29.49 ---> saved as "81c7666a1d427870c712fa52bba0b5f81122b7ae6606c29e9b9254773b60b88d" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-04-03 21:29.49 ---> saved as "057fc1ce8a18248fe33689056d2f213bfe4e0fc6d3e7418c895107c2b0e90f00" /src: (env DEPS "alcotest.1.9.1 astring.0.8.5 base-bigarray.base base-bytes.base base-threads.base base-unix.base bos.0.2.1 cmdliner.2.1.0 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 domain-name.0.5.0 dune.3.22.1 dune-configurator.3.22.1 duration.0.2.1 ethernet.3.2.0 fmt.0.11.0 fpath.0.7.3 ipaddr.5.6.2 logs.0.8.0 lru.0.3.1 lwt.5.9.2 macaddr.5.6.2 mirage-net.4.0.0 mirage-sleep.4.1.0 mirage-vnetif.0.6.2 ocaml.4.08.1 ocaml-base-compiler.4.08.1 ocaml-config.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 psq.0.2.1 re.1.11.0 rresult.0.7.0 seq.base stdlib-shims.0.3.0 topkg.1.1.1 uutf.1.0.4") /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 arp.dev $DEPS")) + /usr/bin/sudo "apt-get" "update" - Get:1 http://deb.debian.org/debian trixie InRelease [140 kB] - 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 trixie/main amd64 Packages [9671 kB] - Get:5 http://deb.debian.org/debian-security trixie-security/main amd64 Packages [119 kB] - Fetched 10.0 MB in 3s (3908 kB/s) - Reading package lists... - <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [arp.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). 2026-04-03 21:30.18 ---> saved as "166bec615d99664ab23e53a80818e2a99d957bd4d62e0d30b8fee8271d22e698" /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 34 packages - install alcotest 1.9.1 - install astring 0.8.5 - install base-bytes base - install bos 0.2.1 - install cmdliner 2.1.0 - install cppo 1.8.0 - install csexp 1.5.2 - install cstruct 6.2.0 - install domain-name 0.5.0 - install dune 3.22.1 - install dune-configurator 3.22.1 - install duration 0.2.1 - install ethernet 3.2.0 - install fmt 0.11.0 - install fpath 0.7.3 - install ipaddr 5.6.2 - install logs 0.8.0 - install lru 0.3.1 - install lwt 5.9.2 - install macaddr 5.6.2 - install mirage-net 4.0.0 - install mirage-sleep 4.1.0 - install mirage-vnetif 0.6.2 - install ocaml-syntax-shims 1.0.0 - install ocamlbuild 0.16.1 - install ocamlfind 1.9.8 - install ocplib-endian 1.2 - install psq 0.2.1 - install re 1.11.0 - install rresult 0.7.0 - install seq base - install stdlib-shims 0.3.0 - install topkg 1.1.1 - install uutf 1.0.4 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved astring.0.8.5 (cached) -> retrieved bos.0.2.1 (cached) -> retrieved cppo.1.8.0 (cached) -> retrieved alcotest.1.9.1 (cached) -> retrieved cmdliner.2.1.0 (cached) -> retrieved csexp.1.5.2 (cached) -> retrieved domain-name.0.5.0 (cached) -> retrieved duration.0.2.1 (cached) -> retrieved ethernet.3.2.0 (cached) -> retrieved cstruct.6.2.0 (cached) -> retrieved fmt.0.11.0 (cached) -> retrieved fpath.0.7.3 (cached) -> retrieved logs.0.8.0 (cached) -> retrieved ipaddr.5.6.2, macaddr.5.6.2 (cached) -> retrieved lru.0.3.1 (cached) -> retrieved mirage-net.4.0.0 (cached) -> retrieved mirage-sleep.4.1.0 (cached) -> retrieved lwt.5.9.2 (cached) -> retrieved mirage-vnetif.0.6.2 (cached) -> retrieved ocaml-syntax-shims.1.0.0 (cached) -> retrieved ocamlbuild.0.16.1 (cached) -> retrieved ocamlfind.1.9.8 (cached) -> retrieved ocplib-endian.1.2 (cached) -> retrieved psq.0.2.1 (cached) -> retrieved re.1.11.0 (cached) -> retrieved seq.base (cached) -> installed seq.base -> retrieved rresult.0.7.0 (cached) -> retrieved stdlib-shims.0.3.0 (cached) -> retrieved uutf.1.0.4 (cached) -> retrieved topkg.1.1.1 (cached) -> retrieved dune.3.22.1, dune-configurator.3.22.1 (cached) -> installed cmdliner.2.1.0 -> installed ocamlbuild.0.16.1 -> installed ocamlfind.1.9.8 -> installed base-bytes.base -> installed topkg.1.1.1 -> installed rresult.0.7.0 -> installed uutf.1.0.4 -> installed fmt.0.11.0 -> installed astring.0.8.5 -> installed fpath.0.7.3 -> installed dune.3.22.1 -> installed macaddr.5.6.2 -> installed csexp.1.5.2 -> installed cppo.1.8.0 -> installed cstruct.6.2.0 -> installed domain-name.0.5.0 -> installed duration.0.2.1 -> installed ocaml-syntax-shims.1.0.0 -> installed psq.0.2.1 -> installed re.1.11.0 -> installed stdlib-shims.0.3.0 -> installed ocplib-endian.1.2 -> installed lru.0.3.1 -> installed ipaddr.5.6.2 -> installed alcotest.1.9.1 -> installed dune-configurator.3.22.1 -> installed lwt.5.9.2 -> installed mirage-net.4.0.0 -> installed mirage-sleep.4.1.0 -> installed logs.0.8.0 -> installed mirage-vnetif.0.6.2 -> installed ethernet.3.2.0 -> installed bos.0.2.1 Done. # Run eval $(opam env) to update the current shell environment 2026-04-03 21:33.46 ---> saved as "1201c70a71e3c7f85bb5dcded71f1dd464c66343fef24da1994f5433725726ec" /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 6 packages - install camlp-streams 5.0.1 [required by odoc-parser] - install crunch 4.0.0 [required by odoc] - install odoc 3.1.0 - install odoc-parser 3.1.0 [required by odoc] - install ptime 1.2.0 [required by crunch] - install tyxml 4.6.0 [required by odoc] <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved camlp-streams.5.0.1 (cached) -> retrieved crunch.4.0.0 (cached) -> retrieved ptime.1.2.0 (cached) -> retrieved tyxml.4.6.0 (cached) -> installed camlp-streams.5.0.1 -> retrieved odoc.3.1.0, odoc-parser.3.1.0 (cached) -> installed ptime.1.2.0 -> installed crunch.4.0.0 -> 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 2026-04-03 21:34.56 ---> saved as "2f31b743ee9afc3252b95583df481e19e5c38075f5228fac07e7a0c027a34ad2" /src: (copy (src .) (dst /src/)) 2026-04-03 21:34.56 ---> saved as "480487ec247d49e8672e3a85ac5c961b36f0920cc0ded5450c3a39e30c1a9c7a" /src: (run (shell "ODOC_WARN_ERROR=false opam exec -- dune build @doc || (echo \"dune build @doc failed\"; exit 2)")) (cd _build/default/_doc/_odocls/arp && /home/opam/.opam/4.08/bin/odoc link -I ../../_odoc/pkg/arp -I ../../../mirage/.arp_mirage.objs/byte -I ../../../src/.arp.objs/byte -o arp_handler.odocl ../../../src/.arp.objs/byte/arp_handler.odoc) File "src/arp_handler.mli", line 16, characters 26-50: Warning: Failed to resolve reference unresolvedroot(ip) Couldn't find "ip" File "src/arp_handler.mli", line 56, character 4 to line 57, character 13: Warning: Failed to resolve reference unresolvedroot(Invalid_argument) Couldn't find "Invalid_argument" File "src/arp_handler.mli", line 51, characters 49-65: Warning: Failed to resolve reference unresolvedroot(Ipaddr).V4.any Couldn't find "Ipaddr" (cd _build/default/_doc/_odocls/arp && /home/opam/.opam/4.08/bin/odoc link -I ../../_odoc/pkg/arp -I ../../../mirage/.arp_mirage.objs/byte -I ../../../src/.arp.objs/byte -o arp_packet.odocl ../../../src/.arp.objs/byte/arp_packet.odoc) File "src/arp_packet.mli", line 60, characters 4-78: Warning: Failed to resolve reference unresolvedroot(Invalid_argument) Couldn't find "Invalid_argument" 2026-04-03 21:34.57 ---> saved as "c902739ba065e643b48c503cb35bf363fe356d3dd6ac552a940357d000fec728" Job succeeded 2026-04-03 21:34.57: Job succeeded