(lint-doc)

2026-02-13 08:06.31: New job: test patricoferris/ocaml-jansson https://github.com/patricoferris/ocaml-jansson.git#refs/heads/main (42cb429e722ec64807d75ae401758eb666c9d189) (linux-x86_64:(lint-doc))
Base: ocaml/opam:debian-13-ocaml-4.08@sha256:016974eca0405838af73274ed51d1a69a31f37211486cd4f5dfedd706192cce7
Opam project lint documentation


To reproduce locally:


git clone --recursive "https://github.com/patricoferris/ocaml-jansson.git" -b "main" && cd "ocaml-jansson" && git reset --hard 42cb429e
cat > Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-4.08@sha256:016974eca0405838af73274ed51d1a69a31f37211486cd4f5dfedd706192cce7
# 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 302e116c4009da2f5a31c350a57c8b3c9b27289e || git fetch origin master) && git reset -q --hard 302e116c4009da2f5a31c350a57c8b3c9b27289e && git log --no-decorate -n1 --oneline && opam update -u
COPY --chown=1000:1000 jansson.opam ./
RUN opam pin add -yn jansson.dev './'
RUN echo '(lang dune 3.0)' > './dune-project'
ENV DEPS="alcotest.1.9.1 astring.0.8.5 base-bigarray.base base-threads.base base-unix.base cmdliner.2.1.0 conf-cmake.1 csexp.1.5.2 cstruct.6.2.0 ctypes.0.24.0 dune.3.21.1 dune-configurator.3.21.1 ezjsonm.1.3.0 fmt.0.11.0 hex.1.5.0 integers.0.7.0 jsonm.1.0.2 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 re.1.11.0 seq.base sexplib0.v0.16.0 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 jansson.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


2026-02-13 08:06.31: Using cache hint "patricoferris/ocaml-jansson-ocaml/opam:debian-13-ocaml-4.08@sha256:016974eca0405838af73274ed51d1a69a31f37211486cd4f5dfedd706192cce7-debian-13-4.08_opam-2.5-8691700d3afd47e0466865e095c0bf81"
2026-02-13 08:06.31: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-4.08@sha256:016974eca0405838af73274ed51d1a69a31f37211486cd4f5dfedd706192cce7)
(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 302e116c4009da2f5a31c350a57c8b3c9b27289e || git fetch origin master) && git reset -q --hard 302e116c4009da2f5a31c350a57c8b3c9b27289e && git log --no-decorate -n1 --oneline && opam update -u"))
(copy (src jansson.opam) (dst ./))
(run (network host)
(shell "opam pin add -yn jansson.dev './'"))
(run (network host)
(shell "echo '(lang dune 3.0)' > './dune-project'"))
(env DEPS "alcotest.1.9.1 astring.0.8.5 base-bigarray.base base-threads.base base-unix.base cmdliner.2.1.0 conf-cmake.1 csexp.1.5.2 cstruct.6.2.0 ctypes.0.24.0 dune.3.21.1 dune-configurator.3.21.1 ezjsonm.1.3.0 fmt.0.11.0 hex.1.5.0 integers.0.7.0 jsonm.1.0.2 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 re.1.11.0 seq.base sexplib0.v0.16.0 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 jansson.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)"))
)


2026-02-13 08:06.31: Waiting for resource in pool OCluster
2026-02-13 10:19.16: Waiting for worker…
2026-02-13 10:23.26: Got resource from pool OCluster
Building on toxis.caelum.ci.dev
All commits already cached
Submodule path 'vendor/jansson': checked out '2882ead5bb90cf12a01b07b2c2361e24960fae02'
HEAD is now at 42cb429 Install so versions
Synchronising submodule url for 'vendor/jansson'
Cleared directory 'vendor/jansson'
Submodule 'vendor/jansson' (https://github.com/akheron/jansson) unregistered for path 'vendor/jansson'
Submodule 'vendor/jansson' (https://github.com/akheron/jansson) registered for path 'vendor/jansson'
Submodule path 'vendor/jansson': checked out '2882ead5bb90cf12a01b07b2c2361e24960fae02'


(from ocaml/opam:debian-13-ocaml-4.08@sha256:016974eca0405838af73274ed51d1a69a31f37211486cd4f5dfedd706192cce7)
2026-02-13 10:23.12 ---> using "8e880d54b82285cc07797680056d2282ee7dd8d645150afdce9c0dfbe68786cc" 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"))
2026-02-13 10:23.12 ---> using "eed800fcc07b2b9d9b96ddfef41c8595b226702a2b9882233be79e4fdf5e05fc" 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.


Continue? [y/n] y
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.


Format upgrade done.


<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2026-02-13 10:23.12 ---> using "4171f63cf14d1e5bb0a83b2c3e162459ab2f0b43421f349311a316e7c3a56105" from cache


/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))
Linux 5.15.0-134-generic
The OCaml toplevel, version 4.08.1
2.2.1
2026-02-13 10:23.12 ---> using "1068b935fc72cddca00cdec8876657fad414986bc199a4721008e224dd3c13bd" from cache


/src: (workdir /src)


/src: (run (shell "sudo chown opam /src"))
2026-02-13 10:23.12 ---> using "fcf9f894f33e60d9adbb3f6195c252a74a7b716b1ed560d5d1b465bd9d2c9248" 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_HEAD
340ee6fd1f..302e116c40  master     -> origin/master
302e116c40 Merge pull request #29374 from shonfeder/release-dune-3.21.1


<><> 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
2026-02-13 10:23.12 ---> using "9a27b19ae8145d996c2fe154402110192fa395a76fddce2b02dd5a1d0cf80242" from cache


/src: (copy (src jansson.opam) (dst ./))
2026-02-13 10:23.12 ---> saved as "c7c1c39cb89754d47522fef05f4647598d3144d13de1d0ea9008761a2d5a3154"


/src: (run (network host)
(shell "opam pin add -yn jansson.dev './'"))
Package jansson does not exist, create as a NEW package? [y/n] y
[jansson.dev] synchronised (file:///src)
jansson is now pinned to file:///src (version dev)
2026-02-13 10:23.15 ---> saved as "16081ca0f3c1499a5ec773a42a9ceea68a5c5f9750a11554e4eb4bdd5d49bbb9"


/src: (run (network host)
(shell "echo '(lang dune 3.0)' > './dune-project'"))
2026-02-13 10:23.16 ---> saved as "e1f0693f433f4133b317d6434ed05a12ce6502e285f764166c82a3599eb73c6a"


/src: (env DEPS "alcotest.1.9.1 astring.0.8.5 base-bigarray.base base-threads.base base-unix.base cmdliner.2.1.0 conf-cmake.1 csexp.1.5.2 cstruct.6.2.0 ctypes.0.24.0 dune.3.21.1 dune-configurator.3.21.1 ezjsonm.1.3.0 fmt.0.11.0 hex.1.5.0 integers.0.7.0 jsonm.1.0.2 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 re.1.11.0 seq.base sexplib0.v0.16.0 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 jansson.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 [108 kB]
- Fetched 198 kB in 0s (1188 kB/s)
- Reading package lists...
- 


<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>
[jansson.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:
cmake


<><> Handling external dependencies <><><><><><><><><><><><><><><><><><><><><><>


+ /usr/bin/sudo "apt-get" "install" "-qq" "-yy" "cmake"
- Selecting previously unselected package cmake-data.
- (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 .../0-cmake-data_3.31.6-2_all.deb ...
- Unpacking cmake-data (3.31.6-2) ...
- Selecting previously unselected package libxml2:amd64.
- Preparing to unpack .../1-libxml2_2.12.7+dfsg+really2.9.14-2.1+deb13u2_amd64.deb ...
- Unpacking libxml2:amd64 (2.12.7+dfsg+really2.9.14-2.1+deb13u2) ...
- Selecting previously unselected package libarchive13t64:amd64.
- Preparing to unpack .../2-libarchive13t64_3.7.4-4_amd64.deb ...
- Unpacking libarchive13t64:amd64 (3.7.4-4) ...
- Selecting previously unselected package libjsoncpp26:amd64.
- Preparing to unpack .../3-libjsoncpp26_1.9.6-3_amd64.deb ...
- Unpacking libjsoncpp26:amd64 (1.9.6-3) ...
- Selecting previously unselected package librhash1:amd64.
- Preparing to unpack .../4-librhash1_1.4.5-1_amd64.deb ...
- Unpacking librhash1:amd64 (1.4.5-1) ...
- Selecting previously unselected package libuv1t64:amd64.
- Preparing to unpack .../5-libuv1t64_1.50.0-2_amd64.deb ...
- Unpacking libuv1t64:amd64 (1.50.0-2) ...
- Selecting previously unselected package cmake.
- Preparing to unpack .../6-cmake_3.31.6-2_amd64.deb ...
- Unpacking cmake (3.31.6-2) ...
- Setting up libuv1t64:amd64 (1.50.0-2) ...
- Setting up libjsoncpp26:amd64 (1.9.6-3) ...
- Setting up cmake-data (3.31.6-2) ...
- Setting up librhash1:amd64 (1.4.5-1) ...
- Setting up libxml2:amd64 (2.12.7+dfsg+really2.9.14-2.1+deb13u2) ...
- Setting up libarchive13t64:amd64 (3.7.4-4) ...
- Setting up cmake (3.31.6-2) ...
- Processing triggers for libc-bin (2.41-12+deb13u1) ...
2026-02-13 10:23.47 ---> saved as "27989b2d2eddda262613301671db30ec5d0a55d184ab9580368bec76267804df"


/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 23 packages
- install alcotest           1.9.1
- install astring            0.8.5
- install cmdliner           2.1.0
- install conf-cmake         1
- install csexp              1.5.2
- install cstruct            6.2.0
- install ctypes             0.24.0
- install dune               3.21.1
- install dune-configurator  3.21.1
- install ezjsonm            1.3.0
- install fmt                0.11.0
- install hex                1.5.0
- install integers           0.7.0
- install jsonm              1.0.2
- install ocaml-syntax-shims 1.0.0
- install ocamlbuild         0.16.1
- install ocamlfind          1.9.8
- install re                 1.11.0
- install seq                base
- install sexplib0           v0.16.0
- 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 conf-cmake.1  (cached)
-> retrieved alcotest.1.9.1  (cached)
-> retrieved cmdliner.2.1.0  (cached)
-> retrieved csexp.1.5.2  (cached)
-> installed conf-cmake.1
-> retrieved cstruct.6.2.0  (cached)
-> retrieved ctypes.0.24.0  (cached)
-> retrieved ezjsonm.1.3.0  (cached)
-> retrieved fmt.0.11.0  (cached)
-> retrieved hex.1.5.0  (cached)
-> retrieved integers.0.7.0  (cached)
-> retrieved jsonm.1.0.2  (cached)
-> retrieved ocaml-syntax-shims.1.0.0  (cached)
-> retrieved ocamlfind.1.9.8  (cached)
-> retrieved ocamlbuild.0.16.1  (cached)
-> retrieved seq.base  (cached)
-> installed seq.base
-> retrieved re.1.11.0  (cached)
-> retrieved sexplib0.v0.16.0  (cached)
-> retrieved stdlib-shims.0.3.0  (cached)
-> retrieved uutf.1.0.4  (cached)
-> retrieved topkg.1.1.1  (cached)
-> retrieved dune.3.21.1, dune-configurator.3.21.1  (cached)
-> installed cmdliner.2.1.0
-> installed ocamlbuild.0.16.1
-> installed ocamlfind.1.9.8
-> installed topkg.1.1.1
-> installed uutf.1.0.4
-> installed fmt.0.11.0
-> installed astring.0.8.5
-> installed jsonm.1.0.2
-> installed dune.3.21.1
-> installed csexp.1.5.2
-> installed cstruct.6.2.0
-> installed ocaml-syntax-shims.1.0.0
-> installed re.1.11.0
-> installed sexplib0.v0.16.0
-> installed stdlib-shims.0.3.0
-> installed hex.1.5.0
-> installed ezjsonm.1.3.0
-> installed integers.0.7.0
-> installed alcotest.1.9.1
-> installed dune-configurator.3.21.1
-> installed ctypes.0.24.0
Done.
# Run eval $(opam env) to update the current shell environment
2026-02-13 10:26.05 ---> saved as "0c75baeda6e3825eff60f85b625d29a36035c7a588c707672610470ab3ba10bc"


/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 3.21.1).
The following actions will be performed:
=== install 8 packages
- install camlp-streams 5.0.1 [required by odoc-parser]
- install cppo          1.8.0 [required by odoc]
- 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 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 cppo.1.8.0  (cached)
-> retrieved crunch.4.0.0  (cached)
-> retrieved fpath.0.7.3  (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 cppo.1.8.0
-> installed fpath.0.7.3
-> 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
2026-02-13 10:26.48 ---> saved as "e3b89117f59ce82419e06def9a7a25e7b359e5c989443fe774a4ac387e09b577"


/src: (copy (src .) (dst /src/))
2026-02-13 10:26.49 ---> saved as "6e0f7802f05e7ffd25b71c54a7d399cff112ad883d4e227f8d5299d458e579a3"


/src: (run (shell "ODOC_WARN_ERROR=false opam exec -- dune build @doc || (echo \"dune build @doc failed\"; exit 2)"))
dune build @doc failed
File "dune-project", line 2, characters 14-17:
2 | (using ctypes 0.1)
^^^
Error: Version 0.1 of the ctypes extension has been deleted in Dune 3.11.
Please port this project to a newer version of the extension, such as 0.3.
Hint: You will also need to upgrade to (lang dune 3.7).
"/usr/bin/env" "bash" "-c" "ODOC_WARN_ERROR=false opam exec -- dune build @doc || (echo "dune build @doc failed"; exit 2)" failed with exit status 2
2026-02-13 10:26.50: Job failed: Failed: Build failed