(lint-fmt)

2026-04-30 15:51.46: New job: test ocsigen/ocsigen-dune-rules https://github.com/ocsigen/ocsigen-dune-rules.git#refs/heads/modernize (a16e8ab0085591082c86497fd69c8ff5a5572958) (linux-x86_64:(lint-fmt))
Base: ocaml/opam:debian-13-ocaml-4.08@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c
ocamlformat version: version 0.28.1 (from opam)


To reproduce locally:


git clone --recursive "https://github.com/ocsigen/ocsigen-dune-rules.git" -b "modernize" && cd "ocsigen-dune-rules" && git reset --hard a16e8ab0
cat > Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-4.08@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c
USER 1000:1000
RUN cd ~/opam-repository && (git cat-file -e 9a427a5cdc1d87c781d8e9febed953e2fd5640c2 || git fetch origin master) && git reset -q --hard 9a427a5cdc1d87c781d8e9febed953e2fd5640c2 && 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


2026-04-30 15:51.46: Using cache hint "ocsigen/ocsigen-dune-rules-ocaml/opam:debian-13-ocaml-4.08@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c-debian-13-4.08_opam-2.5-ocamlformat-9a427a5cdc1d87c781d8e9febed953e2fd5640c2"
2026-04-30 15:51.46: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-4.08@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c)
(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 9a427a5cdc1d87c781d8e9febed953e2fd5640c2 || git fetch origin master) && git reset -q --hard 9a427a5cdc1d87c781d8e9febed953e2fd5640c2 && 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)"))
)


2026-04-30 15:51.46: Waiting for resource in pool OCluster
2026-04-30 15:51.46: Waiting for worker…
2026-04-30 15:51.46: Got resource from pool OCluster
Building on bremusa.ocamllabs.io
All commits already cached
HEAD is now at a16e8ab Add --internal-prefix, --subdir, --server-objs-dir options to gen


(from ocaml/opam:debian-13-ocaml-4.08@sha256:3cbf0e68d3a718b80b9a2ab282b68bb62badcbc072fa014a5564516c5f70e74c)
2026-04-30 15:52.24 ---> saved as "228e5ba11f0bea08c69266bb98d12a75785691261b07b0808652a307a04e14b2"


/: (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 9a427a5cdc1d87c781d8e9febed953e2fd5640c2 || git fetch origin master) && git reset -q --hard 9a427a5cdc1d87c781d8e9febed953e2fd5640c2 && git log --no-decorate -n1 --oneline && opam update -u"))
From https://github.com/ocaml/opam-repository
* branch                  master     -> FETCH_HEAD
42844088d7..6eba819fc9  master     -> origin/master
9a427a5cdc Merge pull request #29742 from nmatschke/opam-publish-base.v0.14.4


<><> 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
2026-04-30 15:53.27 ---> saved as "55207f8077d4ca8ea777cfe81c5bb0b4cfe243a94bc9f38e3494087a2b0a025d"


/: (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 3.22.2


<><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
[dune.3.22.2] found in cache


<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> installed dune.3.22.2
Done.
# Run eval $(opam env) to update the current shell environment
2026-04-30 15:54.00 ---> saved as "205191a7b54ce074267c88bea92111408bb60945a5ee017f331e2ec05331c341"


/: (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 dune-build-info   3.22.2   [required by ocamlformat-lib]
- 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 ocaml-version     4.1.0    [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 cmdliner          2.1.1    [required by ocamlformat]
- 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-configurator 3.22.2   [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              v0.14.4  [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.v0.14.4] found in cache
[camlp-streams.5.0.1] found in cache
[cmdliner.2.1.1] found in cache
[csexp.1.5.2] found in cache
[dune-build-info.3.22.2] found in cache
[dune-configurator.3.22.2] 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.4.1.0] 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.3.22.2
-> installed either.1.0.0
-> installed fix.20250919
-> installed cmdliner.2.1.1
-> installed menhirCST.20260209
-> installed menhirGLR.20260209
-> installed menhirLib.20260209
-> installed menhirSdk.20260209
-> installed ocaml-version.4.1.0
-> installed re.1.11.0
-> installed sexplib0.v0.14.0
-> installed dune-configurator.3.22.2
-> installed ocamlfind.1.9.8
-> installed ocamlbuild.0.16.1
-> installed ocp-indent.1.9.0
-> installed base.v0.14.4
-> 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
2026-04-30 15:55.00 ---> saved as "59dc13ea7fa7c16a986ee17e7ad077cba29ee0c7fca32664e872db137a56ec7b"


/src: (copy (src .) (dst /src/))
2026-04-30 15:55.00 ---> saved as "7d43f2d84ab3935059e274be3459f69c72ddd543f4211671ffe31497bb08933e"


/src: (run (shell "opam exec -- dune build @fmt --ignore-promoted-rules || (echo \"dune build @fmt failed\"; exit 2)"))
File "ocsigen-dune-rules/gen_rules.ml", line 1, characters 0-0:
diff --git a/_build/default/ocsigen-dune-rules/gen_rules.ml b/_build/default/ocsigen-dune-rules/.formatted/gen_rules.ml
index e545db2..cac8c55 100644
--- a/_build/default/ocsigen-dune-rules/gen_rules.ml
+++ b/_build/default/ocsigen-dune-rules/.formatted/gen_rules.ml
@@ -1,6 +1,5 @@
let pf = Printf.printf
let spf = Printf.sprintf
-
let extra_ppx_args = ref []
let subdir_name = ref ""
let server_objs_dir = ref ""
@@ -10,8 +9,8 @@ let gen_eliom_ppx_rule ~target ~input ~args =
[-loc-filename] to be used in error messages. *)
let all_args = !extra_ppx_args @ args in
let target, input_dep =
-    if !subdir_name = "" then target, input
-    else spf "%s/%s" !subdir_name target, input
+    if !subdir_name = "" then (target, input)
+    else (spf "%s/%s" !subdir_name target, input)
in
if !subdir_name <> "" then
pf
@@ -31,7 +30,9 @@ let gen_eliom_ppx_rule ~target ~input ~args =
(chdir %%{workspace_root}
(run ocsigen-ppx-client -as-pp -loc-filename %%{dep:%s} %s %%{dep:%s}))))
|}
-      target input_dep (String.concat " " all_args) input_dep
+      target input_dep
+      (String.concat " " all_args)
+      input_dep


let gen_rule_for_module ~server_rel_prefix ~impl fname =
let target = Filename.basename fname in
@@ -42,21 +43,19 @@ let gen_rule_for_module ~server_rel_prefix ~impl fname =
let args =
if impl then
let server_cmo =
-          if !server_objs_dir <> ""
-          then
+          if !server_objs_dir <> "" then
let module_base = Filename.basename fname_no_ext in
let cap_name = String.capitalize_ascii module_base in
let prefix =
-              if !subdir_name <> ""
-              then String.lowercase_ascii !subdir_name ^ "__"
+              if !subdir_name <> "" then
+                String.lowercase_ascii !subdir_name ^ "__"
else ""
in
let cmo_from_dune_dir =
spf "%s/%s%s.cmo" !server_objs_dir prefix cap_name
in
let cmo_path =
-              if !subdir_name <> ""
-              then spf "../%s" cmo_from_dune_dir
+              if !subdir_name <> "" then spf "../%s" cmo_from_dune_dir
else cmo_from_dune_dir
in
spf "%%{dep:%s}" cmo_path
@@ -64,8 +63,8 @@ let gen_rule_for_module ~server_rel_prefix ~impl fname =
let server_cmo = Filename.concat server_rel_prefix fname_no_ext in
spf "%%{cmo:%s}" server_cmo
in
-        ["--impl"; "-server-cmo"; server_cmo]
-      else ["--intf"]
+        [ "--impl"; "-server-cmo"; server_cmo ]
+      else [ "--intf" ]
in
gen_eliom_ppx_rule ~target ~input ~args


File "ocsigen-dune-rules/main.ml", line 1, characters 0-0:
diff --git a/_build/default/ocsigen-dune-rules/main.ml b/_build/default/ocsigen-dune-rules/.formatted/main.ml
index a49a52c..d9461e4 100644
--- a/_build/default/ocsigen-dune-rules/main.ml
+++ b/_build/default/ocsigen-dune-rules/.formatted/main.ml
@@ -3,11 +3,9 @@ open Cmdliner
module Gen = struct
let run internal_prefix subdir server_objs_dir dir =
(match internal_prefix with
-    | Some p -> Gen_rules.extra_ppx_args := ["-internal-prefix"; p]
-    | None -> ());
-    (match subdir with
-    | Some s -> Gen_rules.subdir_name := s
+    | Some p -> Gen_rules.extra_ppx_args := [ "-internal-prefix"; p ]
| None -> ());
+    (match subdir with Some s -> Gen_rules.subdir_name := s | None -> ());
(match server_objs_dir with
| Some d -> Gen_rules.server_objs_dir := d
| None -> ());
@@ -27,34 +25,31 @@ module Gen = struct
Arg.(
value
& opt (some string) None
-      & info ~doc ~docv:"PREFIX" ["internal-prefix"])
+      & info ~doc ~docv:"PREFIX" [ "internal-prefix" ])


let arg_subdir =
let doc =
"Put generated files in $(docv)/ subdirectory (for include_subdirs \
qualified)."
in
-    Arg.(value & opt (some string) None & info ~doc ~docv:"DIR" ["subdir"])
+    Arg.(value & opt (some string) None & info ~doc ~docv:"DIR" [ "subdir" ])


let arg_server_objs_dir =
let doc =
"Use direct paths to server .cmo files in $(docv) instead of \
%%{cmo:...}. $(docv) is the path to the server library's .objs/byte/ \
-       directory, relative to the dune file. The module prefix is derived \
-       from --subdir."
+       directory, relative to the dune file. The module prefix is derived from \
+       --subdir."
in
Arg.(
value
& opt (some string) None
-      & info ~doc ~docv:"DIR" ["server-objs-dir"])
+      & info ~doc ~docv:"DIR" [ "server-objs-dir" ])


let cmd =
let term =
Term.(
-        const run
-        $ arg_internal_prefix
-        $ arg_subdir
-        $ arg_server_objs_dir
+        const run $ arg_internal_prefix $ arg_subdir $ arg_server_objs_dir
$ arg_dir)
in
let doc = "Generate dune rules to stdout." in
@@ -73,7 +68,7 @@ module Check_modules = struct
Arg.(
required
& opt (some string) None
-      & info ~doc ~docv:"APP_NAME.cma" ["server"])
+      & info ~doc ~docv:"APP_NAME.cma" [ "server" ])


let arg_client =
let doc =
@@ -83,7 +78,7 @@ module Check_modules = struct
Arg.(
required
& opt (some string) None
-      & info ~doc ~docv:"client/APP_NAME.bc" ["client"])
+      & info ~doc ~docv:"client/APP_NAME.bc" [ "client" ])


let cmd =
let term = Term.(const run $ arg_server $ arg_client) in
@@ -99,6 +94,6 @@ let cmd =
"Generate dune rules for building an ocsigen application or library."
in
let info = Cmd.info "ocsigen-dune-rules" ~version:"%%VERSION%%" ~doc in
-  Cmd.group info [Gen.cmd; Check_modules.cmd]
+  Cmd.group info [ Gen.cmd; Check_modules.cmd ]


let () = exit (Cmd.eval cmd)
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
2026-04-30 15:55.00: Job failed: Failed: Build failed