2026-02-27 11:58.56: New job: test patricoferris/ocaml-jansson https://github.com/patricoferris/ocaml-jansson.git#refs/heads/main (42cb429e722ec64807d75ae401758eb666c9d189) (linux-x86_64:(lint-fmt)) Base: ocaml/opam:debian-13-ocaml-4.08@sha256:016974eca0405838af73274ed51d1a69a31f37211486cd4f5dfedd706192cce7 ocamlformat version: version 0.21.0 (from opam) 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 USER 1000:1000 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 RUN opam depext -i dune WORKDIR /src RUN opam depext -i ocamlformat=0.21.0 COPY --chown=1000:1000 . /src/ RUN opam exec -- dune build @fmt --ignore-promoted-rules || (echo "dune build @fmt failed"; exit 2) END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2026-02-27 11:58.56: Using cache hint "patricoferris/ocaml-jansson-ocaml/opam:debian-13-ocaml-4.08@sha256:016974eca0405838af73274ed51d1a69a31f37211486cd4f5dfedd706192cce7-debian-13-4.08_opam-2.5-ocamlformat-302e116c4009da2f5a31c350a57c8b3c9b27289e" 2026-02-27 11:58.56: Using OBuilder spec: ((from ocaml/opam:debian-13-ocaml-4.08@sha256:016974eca0405838af73274ed51d1a69a31f37211486cd4f5dfedd706192cce7) (user (uid 1000) (gid 1000)) (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")) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam depext -i dune")) (workdir /src) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam depext -i ocamlformat=0.21.0")) (copy (src .) (dst /src/)) (run (shell "opam exec -- dune build @fmt --ignore-promoted-rules || (echo \"dune build @fmt failed\"; exit 2)")) ) 2026-02-27 11:58.56: Waiting for resource in pool OCluster 2026-02-27 11:58.56: Waiting for worker… 2026-02-27 12:03.57: 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) 2026-02-27 12:03.58 ---> using "8e880d54b82285cc07797680056d2282ee7dd8d645150afdce9c0dfbe68786cc" from cache /: (user (uid 1000) (gid 1000)) /: (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..d6d1ae33b0 master -> origin/master 302e116c40 Merge pull request #29374 from shonfeder/release-dune-3.21.1 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised default (at git+file:///home/opam/opam-repository): [INFO] opam 2.1 and 2.2 include many performance and security improvements over 2.0; please consider upgrading (https://opam.ocaml.org/doc/Install.html) 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 2026-02-27 12:04.37 ---> saved as "b08ff0ee2b029d47ebd63fda058aa6322a9ef2a1ca63d0b41e317156fad9ff84" /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam depext -i dune")) # Detecting depexts using vars: arch=x86_64, os=linux, os-distribution=debian, os-family=debian # No extra OS packages requirements found. # All required OS packages found. # Now letting opam install the packages The following actions will be performed: - install dune 3.21.1 <><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><> [dune.3.21.1] found in cache <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> installed dune.3.21.1 Done. # Run eval $(opam env) to update the current shell environment 2026-02-27 12:05.32 ---> saved as "ecc6dc342ae71659e951fc3d7f3b0f8bae5f117e98a01e439731b1eb512382b0" /: (workdir /src) /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam depext -i ocamlformat=0.21.0")) # Detecting depexts using vars: arch=x86_64, os=linux, os-distribution=debian, os-family=debian # No extra OS packages requirements found. # All required OS packages found. # Now letting opam install the packages The following actions will be performed: - install ocaml-version 3.5.0 [required by ocamlformat] - install sexplib0 v0.14.0 [required by base] - install ocamlbuild 0.16.1 [required by fpath, uuseg] - install cmdliner 1.3.0 [required by ocamlformat] - install either 1.0.0 [required by ocamlformat] - install menhirLib 20260209 [required by ocamlformat] - install dune-build-info 3.21.1 [required by ocamlformat] - install csexp 1.5.2 [required by dune-configurator] - install menhirSdk 20260209 [required by ocamlformat] - install menhirGLR 20260209 [required by menhir] - install result 1.5 [required by odoc-parser] - install camlp-streams 5.0.1 [required by odoc-parser] - install seq base [required by re] - install fix 20250919 [required by ocamlformat] - install ocamlfind 1.9.8 [required by ocp-indent, fpath, uuseg] - install menhirCST 20260209 [required by menhir] - install dune-configurator 3.21.1 [required by base] - install re 1.11.0 [required by ocamlformat] - install topkg 1.1.1 [required by fpath, uuseg] - install ocp-indent 1.9.0 [required by ocamlformat] - install menhir 20260209 [required by ocamlformat] - install base v0.14.3 [required by ocamlformat] - install uutf 1.0.4 [required by ocamlformat] - install astring 0.8.5 [required by fpath, odoc-parser] - install stdio v0.14.0 [required by ocamlformat] - install uucp 15.0.0 [required by uuseg] - install odoc-parser 1.0.1 [required by ocamlformat] - install fpath 0.7.3 [required by ocamlformat] - install uuseg 15.0.0 [required by ocamlformat] - install ocamlformat 0.21.0 ===== 30 to install ===== <><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><> [astring.0.8.5] found in cache [base.v0.14.3] found in cache [camlp-streams.5.0.1] found in cache [cmdliner.1.3.0] found in cache [csexp.1.5.2] found in cache [dune-build-info.3.21.1] found in cache [dune-configurator.3.21.1] found in cache [either.1.0.0] found in cache [fix.20250919] found in cache [fpath.0.7.3] found in cache [menhir.20260209] found in cache [menhirCST.20260209] found in cache [menhirGLR.20260209] found in cache [menhirLib.20260209] found in cache [menhirSdk.20260209] found in cache [ocaml-version.3.5.0] found in cache [ocamlbuild.0.16.1] found in cache [ocamlfind.1.9.8] found in cache [ocamlformat.0.21.0] found in cache [ocp-indent.1.9.0] found in cache [odoc-parser.1.0.1] found in cache [re.1.11.0] found in cache [result.1.5] found in cache [sexplib0.v0.14.0] found in cache [stdio.v0.14.0] found in cache [topkg.1.1.1] found in cache [uucp.15.0.0] found in cache [uuseg.15.0.0] found in cache [uutf.1.0.4] found in cache <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> installed seq.base -> installed camlp-streams.5.0.1 -> installed csexp.1.5.2 -> installed either.1.0.0 -> installed fix.20250919 -> installed cmdliner.1.3.0 -> installed menhirCST.20260209 -> installed menhirGLR.20260209 -> installed menhirLib.20260209 -> installed menhirSdk.20260209 -> installed ocaml-version.3.5.0 -> installed re.1.11.0 -> installed result.1.5 -> installed sexplib0.v0.14.0 -> installed dune-build-info.3.21.1 -> installed dune-configurator.3.21.1 -> installed ocamlfind.1.9.8 -> installed ocamlbuild.0.16.1 -> installed ocp-indent.1.9.0 -> installed base.v0.14.3 -> installed menhir.20260209 -> installed topkg.1.1.1 -> installed stdio.v0.14.0 -> installed uutf.1.0.4 -> installed astring.0.8.5 -> installed odoc-parser.1.0.1 -> installed fpath.0.7.3 -> installed uucp.15.0.0 -> installed uuseg.15.0.0 -> installed ocamlformat.0.21.0 Done. <><> ocp-indent.1.9.0 installed successfully ><><><><><><><><><><><><><><><><><> => This package requires additional configuration for use in editors. Install package 'user-setup', or manually: * for Emacs, add these lines to ~/.emacs: (add-to-list 'load-path "/home/opam/.opam/4.08/share/emacs/site-lisp") (require 'ocp-indent) * for Vim, add this line to ~/.vimrc: set rtp^="/home/opam/.opam/4.08/share/ocp-indent/vim" # Run eval $(opam env) to update the current shell environment 2026-02-27 12:07.42 ---> saved as "a4774dc33b0ba691eb82bdffc9fd22233cdf880208c9458973792c0b6c9c1d14" /src: (copy (src .) (dst /src/)) 2026-02-27 12:08.32 ---> saved as "bd2401c4f7a4845bd64ba907d50d9cb85d90a67eaa102141c9a749d0d7cb4c4d" /src: (run (shell "opam exec -- dune build @fmt --ignore-promoted-rules || (echo \"dune build @fmt failed\"; exit 2)")) 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). dune build @fmt failed "/usr/bin/env" "bash" "-c" "opam exec -- dune build @fmt --ignore-promoted-rules || (echo "dune build @fmt failed"; exit 2)" failed with exit status 2 2026-02-27 12:08.49: Job failed: Failed: Build failed