Organisations mirage alcotest 86c304 ()(lint-fmt)
(lint-fmt)

Created at Mar 28 07:26 +00:00
0s in queue
Finished at Mar 28 07:41 +00:00
86c304
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2026-03-28 07:26.10: New job: test mirage/alcotest https://github.com/mirage/alcotest.git#refs/pull/433/head (86c30479678704188720a25351efaae6697aa75d) (linux-x86_64:(lint-fmt))
Base: ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47
ocamlformat version: version 0.26.2 (from opam)


To reproduce locally:


git clone --recursive "https://github.com/mirage/alcotest.git" && cd "alcotest" && git fetch origin "refs/pull/433/head" && git reset --hard 86c30479
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=0.26.2
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


2026-03-28 07:26.10: Using cache hint "mirage/alcotest-ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47-debian-13-4.08_opam-2.5-ocamlformat-3f91b1a4e14ca8dfac77aab17a7ed4a7857644e1"
2026-03-28 07:26.10: 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=0.26.2"))
(copy (src .) (dst /src/))
(run (shell "opam exec -- dune build @fmt --ignore-promoted-rules || (echo \"dune build @fmt failed\"; exit 2)"))
)


2026-03-28 07:26.10: Waiting for resource in pool OCluster
2026-03-28 07:36.24: Waiting for worker…
2026-03-28 07:38.41: Got resource from pool OCluster
Building on bremusa.ocamllabs.io
All commits already cached
HEAD is now at 86c3047 Try to trigger segfault on mac


(from ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47)
2026-03-28 07:38.42 ---> 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..65664dc5b2  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 ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
[opam-depext.1.2.3] found in cache
[ocaml-base-compiler.4.08.1] downloaded from cache at https://opam.ocaml.org/cache
[ocaml-base-compiler.4.08.1/alt-signal-stack.patch] downloaded from https://opam.ocaml.org/cache
[ocaml-base-compiler.4.08.1/fix-gcc10.patch] downloaded from https://opam.ocaml.org/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
2026-03-28 07:39.30 ---> saved as "32d1b69e67f451f9098a103e97d6cfda36f7531338cb72c13390c3cd07390654"


/: (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
2026-03-28 07:40.05 ---> saved as "08096ea5f63aa8c8fb03277641e4c72ebc81499f7a7a3889ebe570a785b47aa0"


/: (workdir /src)


/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "opam depext -i ocamlformat=0.26.2"))
# 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 cmdliner          1.3.0    [required by ocamlformat]
- 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     4.0.4    [required by ocamlformat-lib]
- install csexp             1.5.2    [required by ocamlformat-lib]
- install menhirSdk         20260209 [required by ocamlformat-lib]
- install menhirGLR         20260209 [required by menhir]
- install result            1.5      [required by ocamlformat-lib]
- 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   0.26.2   [required by ocamlformat]
- install ocamlformat       0.26.2
===== 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.3.22.0] 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.0.26.2] found in cache
[ocamlformat-lib.0.26.2] found in cache
[ocp-indent.1.9.0] 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 dune-build-info.3.22.0
-> 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.4.0.4
-> installed re.1.11.0
-> installed result.1.5
-> installed sexplib0.v0.14.0
-> installed dune-configurator.3.22.0
-> 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 fpath.0.7.3
-> installed uucp.15.0.0
-> installed uuseg.15.0.0
-> installed ocamlformat-lib.0.26.2
-> installed ocamlformat.0.26.2
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
2026-03-28 07:41.13 ---> saved as "b87832adaddedfd3a744e47ae783054e9353167ac92374706a48df8383db3212"


/src: (copy (src .) (dst /src/))
2026-03-28 07:41.13 ---> saved as "54c3fe574acb31b0f5bdb8eb4a1cf3b374247302ac9aba6b945e8372420c2514"


/src: (run (shell "opam exec -- dune build @fmt --ignore-promoted-rules || (echo \"dune build @fmt failed\"; exit 2)"))
File "src/alcotest-engine/dune", line 1, characters 0-0:
diff --git a/_build/default/src/alcotest-engine/dune b/_build/default/src/alcotest-engine/.formatted/dune
index 583fc4a..0b1021a 100644
--- a/_build/default/src/alcotest-engine/dune
+++ b/_build/default/src/alcotest-engine/.formatted/dune
@@ -17,13 +17,17 @@


(rule
(target c_library_flags.sexp)
- (enabled_if (= %{os_type} Win32))
+ (enabled_if
+  (= %{os_type} Win32))
(action
(write-file %{target} "(-ldbghelp)")))


(rule
(target c_library_flags.sexp)
- (enabled_if (or (<> %{os_type} Win32) (= %{architecture} "js")))
+ (enabled_if
+  (or
+   (<> %{os_type} Win32)
+   (= %{architecture} "js")))
(action
(write-file %{target} "()")))


@@ -33,8 +37,11 @@
(foreign_stubs
(language c)
(names stack_error_reporter))
-  (c_library_flags (:standard (:include c_library_flags.sexp)))
- (js_of_ocaml (javascript_files stack_error_reporter.js))
+ (c_library_flags
+  (:standard
+   (:include c_library_flags.sexp)))
+ (js_of_ocaml
+  (javascript_files stack_error_reporter.js))
(libraries
alcotest.stdlib_ext
fmt
File "test/e2e/alcotest/stubs/dune", line 1, characters 0-0:
diff --git a/_build/default/test/e2e/alcotest/stubs/dune b/_build/default/test/e2e/alcotest/stubs/.formatted/dune
index e30a808..8213121 100644
--- a/_build/default/test/e2e/alcotest/stubs/dune
+++ b/_build/default/test/e2e/alcotest/stubs/.formatted/dune
@@ -3,17 +3,16 @@
(libraries alcotest)
(foreign_stubs
(language c)
-  (names nullexceptionstub))
- )
+  (names nullexceptionstub)))


(rule
(target stubs.actual)
(action
-   (with-accepted-exit-codes
+  (with-accepted-exit-codes
(or 1 2 124 125)
(with-outputs-to
-      %{target}
-      (run %{dep:nullexception.exe} --color=auto)))))
+    %{target}
+    (run %{dep:nullexception.exe} --color=auto)))))


(rule
(target stubs.processed)
File "src/alcotest-engine/core_intf.ml", line 1, characters 0-0:
diff --git a/_build/default/src/alcotest-engine/core_intf.ml b/_build/default/src/alcotest-engine/.formatted/core_intf.ml
index e22f9b8..e2692f7 100644
--- a/_build/default/src/alcotest-engine/core_intf.ml
+++ b/_build/default/src/alcotest-engine/.formatted/core_intf.ml
@@ -36,7 +36,7 @@ module V1_types = struct


exception Test_error
(** The exception return by {!run} in case of errors. *)
-
+
exception SegFault of string


val test_case : string -> speed_level -> ('a -> return) -> 'a test_case
File "src/alcotest-engine/core.ml", line 1, characters 0-0:
diff --git a/_build/default/src/alcotest-engine/core.ml b/_build/default/src/alcotest-engine/.formatted/core.ml
index bbce230..4e124be 100644
--- a/_build/default/src/alcotest-engine/core.ml
+++ b/_build/default/src/alcotest-engine/.formatted/core.ml
@@ -22,7 +22,8 @@ exception Check_error of unit Fmt.t
exception Skip
exception SegFault of string


-let _ = Callback.register_exception "segfault exception" (SegFault "Caught segfault")
+let _ =
+  Callback.register_exception "segfault exception" (SegFault "Caught segfault")


let () =
let print_error =
@@ -86,7 +87,8 @@ module Make (P : Platform.MAKER) (M : Monad.S) = struct
stderr : Formatters.stderr;
}


-  external setup_stub_exception_handler: unit -> unit = "caml_setup_stub_exception_handler"
+  external setup_stub_exception_handler : unit -> unit
+    = "caml_setup_stub_exception_handler"


let gen_run_id =
let random_state = lazy (Random.State.make_self_init ()) in
@@ -449,7 +451,7 @@ module Make (P : Platform.MAKER) (M : Monad.S) = struct
?compact ?tail_errors ?quick_only ?show_errors ?json ?filter ?log_dir
?bail ?record_backtrace ?ci


-  let run =
+  let run =
setup_stub_exception_handler ();
Config.User.kcreate run'
end
File "test/e2e/alcotest/stubs/nullexception.ml", line 1, characters 0-0:
diff --git a/_build/default/test/e2e/alcotest/stubs/nullexception.ml b/_build/default/test/e2e/alcotest/stubs/.formatted/nullexception.ml
index 81e0160..666d818 100644
--- a/_build/default/test/e2e/alcotest/stubs/nullexception.ml
+++ b/_build/default/test/e2e/alcotest/stubs/.formatted/nullexception.ml
@@ -1,21 +1,18 @@
-external segfault_call : unit -> unit = "caml_segfault_call"
-
-(* This test should fail *)
-let () =
-  let open Alcotest in
-  let call_seg () =
-    try
-      segfault_call ();
-      (check pass) "Should get segfault exception" () ()
-    with
-    | SegFault _ ->
-      fail "Got segfault"
-    | _ ->
-      fail "Got uncategorized exception"
-  in
-  run __FILE__
-    [
-      ("segfault", [ test_case "nullexcept" `Quick (function _ -> call_seg ())]);
-    ]
-
-
+external segfault_call : unit -> unit = "caml_segfault_call"
+
+(* This test should fail *)
+let () =
+  let open Alcotest in
+  let call_seg () =
+    try
+      segfault_call ();
+      (check pass) "Should get segfault exception" () ()
+    with
+    | SegFault _ -> fail "Got segfault"
+    | _ -> fail "Got uncategorized exception"
+  in
+  run __FILE__
+    [
+      ( "segfault",
+        [ test_case "nullexcept" `Quick (function _ -> call_seg ()) ] );
+    ]
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
2026-03-28 07:41.14: Job failed: Failed: Build failed