2026-04-03 11:38.01: New job: test mirage/ocaml-fat https://github.com/mirage/ocaml-fat.git#refs/heads/main (75f00421ec577cb0f3380ee9fe94f15d13069fda) (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/ocaml-fat.git" -b "main" && cd "ocaml-fat" && git reset --hard 75f00421 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 fat-filesystem.opam ./ RUN opam pin add -yn fat-filesystem.dev './' RUN echo '(lang dune 3.0)' > './dune-project' ENV DEPS="alcotest.1.9.1 angstrom.0.16.1 astring.0.8.5 base.v0.14.3 base-bigarray.base base-bytes.base base-threads.base base-unix.base bigstringaf.0.10.0 cmdliner.2.1.0 conf-linux-libc-dev.0 conf-pkg-config.4 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 cstruct-lwt.6.2.0 dune.3.22.1 dune-configurator.3.22.1 fmt.0.11.0 io-page.3.0.0 logs.0.8.0 lwt.5.9.2 mirage-block.3.0.2 mirage-block-combinators.3.0.2 mirage-block-unix.2.14.2 mirage-kv.6.1.1 num.1.6 ocaml.4.08.1 ocaml-base-compiler.4.08.1 ocaml-compiler-libs.v0.12.4 ocaml-config.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 optint.0.3.0 parsexp.v0.14.2 ppx_cstruct.6.2.0 ppx_derivers.1.2.1 ppxlib.0.38.0 ptime.1.2.0 re.1.11.0 rresult.0.7.0 seq.base sexplib.v0.14.0 sexplib0.v0.14.0 stdlib-shims.0.3.0 stringext.1.6.0 topkg.1.1.1 uri.4.4.0 uutf.1.0.4" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.2 --depext-only -y fat-filesystem.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 11:38.01: Using cache hint "mirage/ocaml-fat-ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47-debian-13-4.08_opam-2.5-429a985a749e2429de9379c2d269fc48" 2026-04-03 11:38.01: 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 fat-filesystem.opam) (dst ./)) (run (network host) (shell "opam pin add -yn fat-filesystem.dev './'")) (run (shell "echo '(lang dune 3.0)' > './dune-project'")) (env DEPS "alcotest.1.9.1 angstrom.0.16.1 astring.0.8.5 base.v0.14.3 base-bigarray.base base-bytes.base base-threads.base base-unix.base bigstringaf.0.10.0 cmdliner.2.1.0 conf-linux-libc-dev.0 conf-pkg-config.4 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 cstruct-lwt.6.2.0 dune.3.22.1 dune-configurator.3.22.1 fmt.0.11.0 io-page.3.0.0 logs.0.8.0 lwt.5.9.2 mirage-block.3.0.2 mirage-block-combinators.3.0.2 mirage-block-unix.2.14.2 mirage-kv.6.1.1 num.1.6 ocaml.4.08.1 ocaml-base-compiler.4.08.1 ocaml-compiler-libs.v0.12.4 ocaml-config.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 optint.0.3.0 parsexp.v0.14.2 ppx_cstruct.6.2.0 ppx_derivers.1.2.1 ppxlib.0.38.0 ptime.1.2.0 re.1.11.0 rresult.0.7.0 seq.base sexplib.v0.14.0 sexplib0.v0.14.0 stdlib-shims.0.3.0 stringext.1.6.0 topkg.1.1.1 uri.4.4.0 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 fat-filesystem.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 11:38.01: Waiting for resource in pool OCluster 2026-04-03 20:50.22: Waiting for worker… 2026-04-03 20:52.27: Got resource from pool OCluster Building on clete.caelum.ci.dev All commits already cached HEAD is now at 75f0042 Merge pull request #95 from hannesm/add-maint (from ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47) 2026-04-03 20:52.28 ---> 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 20:52.28 ---> 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 20:52.28 ---> 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 20:52.28 ---> using "0407529f1042a28815bd61683d1dc7a2be9d395b6680bdf3553558a27842326a" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-04-03 20:52.28 ---> 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 20:52.28 ---> using "d3fe9f6d42e3743723d43965a404ceffa267a6c164b74feb3b01bc3343c398a7" from cache /src: (copy (src fat-filesystem.opam) (dst ./)) 2026-04-03 20:52.28 ---> saved as "9642d771628b068d19b80904fd54e3b80e2793d875a6b95d40b892b36f1cfdfe" /src: (run (network host) (shell "opam pin add -yn fat-filesystem.dev './'")) [fat-filesystem.dev] synchronised (file:///src) fat-filesystem is now pinned to file:///src (version dev) 2026-04-03 20:52.31 ---> saved as "9629dca93359d137bbc48be3b9e7a89e44b5df755d748b0137d1d3d0d2dc01f4" /src: (run (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-04-03 20:52.32 ---> saved as "d516b5230577d75ae46873d686a1610c4975decee7b4ac39bf17ae4b36eba7bc" /src: (env DEPS "alcotest.1.9.1 angstrom.0.16.1 astring.0.8.5 base.v0.14.3 base-bigarray.base base-bytes.base base-threads.base base-unix.base bigstringaf.0.10.0 cmdliner.2.1.0 conf-linux-libc-dev.0 conf-pkg-config.4 cppo.1.8.0 csexp.1.5.2 cstruct.6.2.0 cstruct-lwt.6.2.0 dune.3.22.1 dune-configurator.3.22.1 fmt.0.11.0 io-page.3.0.0 logs.0.8.0 lwt.5.9.2 mirage-block.3.0.2 mirage-block-combinators.3.0.2 mirage-block-unix.2.14.2 mirage-kv.6.1.1 num.1.6 ocaml.4.08.1 ocaml-base-compiler.4.08.1 ocaml-compiler-libs.v0.12.4 ocaml-config.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 optint.0.3.0 parsexp.v0.14.2 ppx_cstruct.6.2.0 ppx_derivers.1.2.1 ppxlib.0.38.0 ptime.1.2.0 re.1.11.0 rresult.0.7.0 seq.base sexplib.v0.14.0 sexplib0.v0.14.0 stdlib-shims.0.3.0 stringext.1.6.0 topkg.1.1.1 uri.4.4.0 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 fat-filesystem.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 2s (4745 kB/s) - Reading package lists... - <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [fat-filesystem.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). The following system packages will first need to be installed: pkg-config <><> Handling external dependencies <><><><><><><><><><><><><><><><><><><><><><> + /usr/bin/sudo "apt-get" "install" "-qq" "-yy" "pkg-config" - Selecting previously unselected package libpkgconf3:amd64. - (Reading database ... (Reading database ... 5% (Reading database ... 10% (Reading database ... 15% (Reading database ... 20% (Reading database ... 25% (Reading database ... 30% (Reading database ... 35% (Reading database ... 40% (Reading database ... 45% (Reading database ... 50% (Reading database ... 55% (Reading database ... 60% (Reading database ... 65% (Reading database ... 70% (Reading database ... 75% (Reading database ... 80% (Reading database ... 85% (Reading database ... 90% (Reading database ... 95% (Reading database ... 100% (Reading database ... 20623 files and directories currently installed.) - Preparing to unpack .../libpkgconf3_1.8.1-4_amd64.deb ... - Unpacking libpkgconf3:amd64 (1.8.1-4) ... - Selecting previously unselected package pkgconf-bin. - Preparing to unpack .../pkgconf-bin_1.8.1-4_amd64.deb ... - Unpacking pkgconf-bin (1.8.1-4) ... - Selecting previously unselected package pkgconf:amd64. - Preparing to unpack .../pkgconf_1.8.1-4_amd64.deb ... - Unpacking pkgconf:amd64 (1.8.1-4) ... - Selecting previously unselected package pkg-config:amd64. - Preparing to unpack .../pkg-config_1.8.1-4_amd64.deb ... - Unpacking pkg-config:amd64 (1.8.1-4) ... - Setting up libpkgconf3:amd64 (1.8.1-4) ... - Setting up pkgconf-bin (1.8.1-4) ... - Setting up pkgconf:amd64 (1.8.1-4) ... - Setting up pkg-config:amd64 (1.8.1-4) ... - Processing triggers for libc-bin (2.41-12+deb13u1) ... 2026-04-03 20:53.01 ---> saved as "d382d6f300e7f3f18b7ef42ed37068901b8f138a02cdad9a4e55523125dac0bf" /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 45 packages - install alcotest 1.9.1 - install angstrom 0.16.1 - install astring 0.8.5 - install base v0.14.3 - install base-bytes base - install bigstringaf 0.10.0 - install cmdliner 2.1.0 - install conf-linux-libc-dev 0 - install conf-pkg-config 4 - install cppo 1.8.0 - install csexp 1.5.2 - install cstruct 6.2.0 - install cstruct-lwt 6.2.0 - install dune 3.22.1 - install dune-configurator 3.22.1 - install fmt 0.11.0 - install io-page 3.0.0 - install logs 0.8.0 - install lwt 5.9.2 - install mirage-block 3.0.2 - install mirage-block-combinators 3.0.2 - install mirage-block-unix 2.14.2 - install mirage-kv 6.1.1 - install num 1.6 - install ocaml-compiler-libs v0.12.4 - 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 parsexp v0.14.2 - install ppx_cstruct 6.2.0 - install ppx_derivers 1.2.1 - install ppxlib 0.38.0 - install ptime 1.2.0 - install re 1.11.0 - install rresult 0.7.0 - install seq base - install sexplib v0.14.0 - install sexplib0 v0.14.0 - install stdlib-shims 0.3.0 - install stringext 1.6.0 - install topkg 1.1.1 - install uri 4.4.0 - install uutf 1.0.4 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved angstrom.0.16.1 (cached) -> retrieved astring.0.8.5 (cached) -> retrieved bigstringaf.0.10.0 (cached) -> retrieved alcotest.1.9.1 (cached) -> retrieved base.v0.14.3 (cached) -> retrieved cmdliner.2.1.0 (cached) -> retrieved cppo.1.8.0 (cached) -> installed conf-pkg-config.4 -> retrieved csexp.1.5.2 (cached) -> retrieved cstruct.6.2.0, cstruct-lwt.6.2.0, ppx_cstruct.6.2.0 (cached) -> installed conf-linux-libc-dev.0 -> retrieved fmt.0.11.0 (cached) -> retrieved io-page.3.0.0 (cached) -> retrieved logs.0.8.0 (cached) -> retrieved mirage-block.3.0.2, mirage-block-combinators.3.0.2 (cached) -> retrieved lwt.5.9.2 (cached) -> retrieved mirage-block-unix.2.14.2 (cached) -> retrieved mirage-kv.6.1.1 (cached) -> retrieved num.1.6 (cached) -> retrieved ocaml-compiler-libs.v0.12.4 (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 optint.0.3.0 (cached) -> retrieved parsexp.v0.14.2 (cached) -> retrieved ppx_derivers.1.2.1 (cached) -> retrieved ptime.1.2.0 (cached) -> retrieved re.1.11.0 (cached) -> retrieved rresult.0.7.0 (cached) -> retrieved seq.base (cached) -> installed seq.base -> retrieved sexplib.v0.14.0 (cached) -> retrieved sexplib0.v0.14.0 (cached) -> retrieved stdlib-shims.0.3.0 (cached) -> retrieved stringext.1.6.0 (cached) -> retrieved topkg.1.1.1 (cached) -> retrieved ppxlib.0.38.0 (cached) -> retrieved uri.4.4.0 (cached) -> retrieved uutf.1.0.4 (cached) -> retrieved dune.3.22.1, dune-configurator.3.22.1 (cached) -> installed cmdliner.2.1.0 -> installed num.1.6 -> 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 ptime.1.2.0 -> installed fmt.0.11.0 -> installed uutf.1.0.4 -> installed astring.0.8.5 -> installed dune.3.22.1 -> installed ppx_derivers.1.2.1 -> installed csexp.1.5.2 -> installed cppo.1.8.0 -> installed cstruct.6.2.0 -> installed ocaml-compiler-libs.v0.12.4 -> installed ocaml-syntax-shims.1.0.0 -> installed optint.0.3.0 -> installed re.1.11.0 -> installed sexplib0.v0.14.0 -> installed stdlib-shims.0.3.0 -> installed stringext.1.6.0 -> installed io-page.3.0.0 -> installed ocplib-endian.1.2 -> installed alcotest.1.9.1 -> installed dune-configurator.3.22.1 -> installed bigstringaf.0.10.0 -> installed angstrom.0.16.1 -> installed lwt.5.9.2 -> installed mirage-block.3.0.2 -> installed mirage-kv.6.1.1 -> installed cstruct-lwt.6.2.0 -> installed uri.4.4.0 -> installed logs.0.8.0 -> installed mirage-block-combinators.3.0.2 -> installed mirage-block-unix.2.14.2 -> installed base.v0.14.3 -> installed parsexp.v0.14.2 -> installed sexplib.v0.14.0 -> installed ppxlib.0.38.0 -> installed ppx_cstruct.6.2.0 Done. # Run eval $(opam env) to update the current shell environment 2026-04-03 20:56.52 ---> saved as "54779c43de50854648cfa5380f172cd6acec569ee5aafdd36e1f624444832b79" /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 fpath 0.7.3 [required by odoc] - install odoc 3.1.0 - install odoc-parser 3.1.0 [required by odoc] - install tyxml 4.6.0 [required by odoc] <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved camlp-streams.5.0.1 (cached) -> retrieved crunch.4.0.0 (cached) -> retrieved fpath.0.7.3 (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 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 2026-04-03 20:57.44 ---> saved as "676975612fc8f846ac1f05e1ca70b822ce02ed981e26cf06c5f5edeea33a614e" /src: (copy (src .) (dst /src/)) 2026-04-03 20:57.44 ---> saved as "b28e73ed0684ee81c67b2b515c668c609787fde3411db758737ecc1ed671a767" /src: (run (shell "ODOC_WARN_ERROR=false opam exec -- dune build @doc || (echo \"dune build @doc failed\"; exit 2)")) 2026-04-03 20:57.47 ---> saved as "bcb61a17ddde7a6d989b4e64e8627984a273be5822e640fb4de15c22ae8e82df" Job succeeded 2026-04-03 20:57.47: Job succeeded