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2026-04-03 12:40.42: New job: test mirage/irmin https://github.com/mirage/irmin.git#refs/pull/2400/head (b736af04ae99d7fe2dec4ae5d5e888b49862b6dd) (linux-x86_64:(lint-fmt))
Base: ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47
ocamlformat version: version 0.28.1 (from opam)


To reproduce locally:


git clone --recursive "https://github.com/mirage/irmin.git" && cd "irmin" && git fetch origin "refs/pull/2400/head" && git reset --hard b736af04
cat > Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47
USER 1000:1000
RUN cd ~/opam-repository && (git cat-file -e 3f91b1a4e14ca8dfac77aab17a7ed4a7857644e1 || git fetch origin master) && git reset -q --hard 3f91b1a4e14ca8dfac77aab17a7ed4a7857644e1 && git log --no-decorate -n1 --oneline && opam update -u
RUN opam depext -i dune
WORKDIR /src
RUN opam depext -i ocamlformat=0.28.1
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


2026-04-03 12:40.42: Using cache hint "mirage/irmin-ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47-debian-13-4.08_opam-2.5-ocamlformat-3f91b1a4e14ca8dfac77aab17a7ed4a7857644e1"
2026-04-03 12:40.42: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47)
(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 3f91b1a4e14ca8dfac77aab17a7ed4a7857644e1 || git fetch origin master) && git reset -q --hard 3f91b1a4e14ca8dfac77aab17a7ed4a7857644e1 && 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=0.28.1"))
(copy (src .) (dst /src/))
(run (shell "opam exec -- dune build @fmt --ignore-promoted-rules || (echo \"dune build @fmt failed\"; exit 2)"))
)


2026-04-03 12:40.42: Waiting for resource in pool OCluster
2026-04-03 12:40.42: Waiting for worker…
2026-04-03 12:40.50: Got resource from pool OCluster
Building on phoebe.caelum.ci.dev
HEAD is now at 30b8b6ffaa Update inline contents design documentation
HEAD is now at b736af04ae Add test for zero inline threshold


(from ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47)
2026-04-03 12:40.53 ---> using "867303d7f04cee0d3e23016229d2a45a69516628a14dbff52754cd3cb283f66f" 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 3f91b1a4e14ca8dfac77aab17a7ed4a7857644e1 || git fetch origin master) && git reset -q --hard 3f91b1a4e14ca8dfac77aab17a7ed4a7857644e1 && git log --no-decorate -n1 --oneline && opam update -u"))
From https://github.com/ocaml/opam-repository
* branch                  master     -> FETCH_HEAD
ffb54b9bdd..c0deda526f  master     -> origin/master
3f91b1a4e1 Merge pull request #29568 from Julow/ocamlformat-constraints-dune322


<><> 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)


The following actions will be performed:
- recompile ocaml-base-compiler 4.08.1* [upstream changes]
- recompile ocaml-config        1       [uses ocaml-base-compiler]
- recompile ocaml               4.08.1  [uses ocaml-base-compiler]
- recompile opam-depext         1.2.3   [uses ocaml]
===== 4 to recompile =====


<><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
[ocaml-base-compiler.4.08.1] found in cache
[opam-depext.1.2.3] found in cache


<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> removed   opam-depext.1.2.3
-> removed   ocaml.4.08.1
-> removed   ocaml-config.1
-> removed   ocaml-base-compiler.4.08.1
-> installed ocaml-base-compiler.4.08.1
-> installed ocaml-config.1
-> installed ocaml.4.08.1
-> installed opam-depext.1.2.3
Done.
# Run eval $(opam env) to update the current shell environment
2026-04-03 12:40.53 ---> using "32d1b69e67f451f9098a103e97d6cfda36f7531338cb72c13390c3cd07390654" from cache


/: (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 3.22.0


<><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
[dune.3.22.0] found in cache


<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> installed dune.3.22.0
Done.
# Run eval $(opam env) to update the current shell environment
2026-04-03 12:40.53 ---> using "08096ea5f63aa8c8fb03277641e4c72ebc81499f7a7a3889ebe570a785b47aa0" from cache


/: (workdir /src)


/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "opam depext -i ocamlformat=0.28.1"))
# 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 sexplib0          v0.14.0  [required by base]
- install ocamlbuild        0.16.1   [required by fpath, astring, uuseg]
- install either            1.0.0    [required by ocamlformat-lib]
- install menhirLib         20260209 [required by ocamlformat-lib]
- install cmdliner          2.1.0    [required by ocamlformat]
- install ocaml-version     4.0.4    [required by ocamlformat-lib]
- install csexp             1.5.2    [required by ocamlformat]
- install menhirSdk         20260209 [required by ocamlformat-lib]
- install menhirGLR         20260209 [required by menhir]
- install camlp-streams     5.0.1    [required by ocamlformat-lib]
- install seq               base     [required by re]
- install fix               20250919 [required by ocamlformat-lib]
- install ocamlfind         1.9.8    [required by ocp-indent, astring, fpath, uuseg]
- install menhirCST         20260209 [required by menhir]
- install dune-build-info   3.22.0   [required by ocamlformat-lib]
- install dune-configurator 3.22.0   [required by base]
- install re                1.11.0   [required by ocamlformat]
- install topkg             1.1.1    [required by fpath, astring, uuseg]
- install ocp-indent        1.9.0    [required by ocamlformat-lib]
- install menhir            20260209 [required by ocamlformat-lib]
- install base              v0.14.3  [required by ocamlformat-lib]
- install uutf              1.0.4    [required by ocamlformat-lib]
- install astring           0.8.5    [required by ocamlformat-lib]
- install stdio             v0.14.0  [required by ocamlformat-lib]
- install uucp              15.0.0   [required by uuseg]
- install fpath             0.7.3    [required by ocamlformat-lib]
- install uuseg             15.0.0   [required by ocamlformat-lib]
- install ocamlformat-lib   0.28.1   [required by ocamlformat]
- install ocamlformat       0.28.1
===== 29 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.2.1.0] found in cache
[csexp.1.5.2] found in cache
[dune-build-info.3.22.0] found in cache
[dune-configurator.3.22.0] 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.4.0.4] found in cache
[ocamlbuild.0.16.1] found in cache
[ocamlfind.1.9.8] found in cache
[ocamlformat.0.28.1] found in cache
[ocamlformat-lib.0.28.1] found in cache
[ocp-indent.1.9.0] found in cache
[re.1.11.0] 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 dune-build-info.3.22.0
-> installed either.1.0.0
-> installed fix.20250919
-> installed menhirCST.20260209
-> installed menhirGLR.20260209
-> installed cmdliner.2.1.0
-> installed menhirLib.20260209
-> installed menhirSdk.20260209
-> installed ocaml-version.4.0.4
-> installed re.1.11.0
-> installed sexplib0.v0.14.0
-> installed dune-configurator.3.22.0
-> installed ocamlfind.1.9.8
-> installed ocp-indent.1.9.0
-> installed ocamlbuild.0.16.1
-> 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 fpath.0.7.3
-> installed uucp.15.0.0
-> installed uuseg.15.0.0
-> installed ocamlformat-lib.0.28.1
-> installed ocamlformat.0.28.1
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
2026-04-03 12:40.53 ---> using "000cd7b6efe09f2a4b8348720f5b9ec53152237a5149e531611a64528b6a0c00" from cache


/src: (copy (src .) (dst /src/))
2026-04-03 12:40.54 ---> using "5eede77f7e9eeb0c192b43acc0f84afb71554fdd7fa8eaae8404139d4a21c5c9" from cache


/src: (run (shell "opam exec -- dune build @fmt --ignore-promoted-rules || (echo \"dune build @fmt failed\"; exit 2)"))
Warning: Invalid documentation comment:
File "src/irmin-pack/layout.ml", line 97, characters 27-50:
'{v ... v}' (verbatim text) should begin on its own line.
Warning: Invalid documentation comment:
File "src/irmin-pack/layout.ml", line 97, characters 50-51:
Paragraph should begin on its own line.
Warning: Invalid documentation comment:
File "test/irmin-graphql/common.mli", line 88, character 16 to line 92, character 6:
'{[...]}' (code block) should begin on its own line.
Warning: Invalid documentation comment:
File "test/irmin-graphql/common.mli", line 98, character 16 to line 102, character 6:
'{[...]}' (code block) should begin on its own line.
Warning: Invalid documentation comment:
File "test/irmin-graphql/common.mli", line 104, character 24 to line 108, character 6:
'{[...]}' (code block) should begin on its own line.
Warning: Invalid documentation comment:
File "test/irmin-graphql/common.mli", line 114, character 16 to line 118, character 6:
'{[...]}' (code block) should begin on its own line.
File "src/irmin-pack/conf.ml", line 1, characters 0-0:
diff --git a/_build/default/src/irmin-pack/conf.ml b/_build/default/src/irmin-pack/.formatted/conf.ml
index 761f373..6cbda72 100644
--- a/_build/default/src/irmin-pack/conf.ml
+++ b/_build/default/src/irmin-pack/.formatted/conf.ml
@@ -196,8 +196,8 @@ let init ~sw ~fs ?(fresh = Default.fresh) ?(readonly = Default.readonly)
if inline_contents_max_bytes < 0 then
invalid_arg
(Printf.sprintf
-         "Irmin_pack.Conf: inline_contents_max_bytes must be non-negative \
-          (got %d)"
+         "Irmin_pack.Conf: inline_contents_max_bytes must be non-negative (got \
+          %d)"
inline_contents_max_bytes);
let config =
add config Key.inline_contents_max_bytes inline_contents_max_bytes
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
2026-04-03 12:41.11: Job failed: Failed: Build failed