diff --git a/lustrec_tests/dune b/lustrec_tests/dune
index 5b79b1cab38b05c941c63b6a707565c7e8953281..9b655ddd259b5aed41386bf233f4f075f8cca60f 100644
--- a/lustrec_tests/dune
+++ b/lustrec_tests/dune
@@ -1,13 +1,16 @@
 (env
-  (dev
-    (flags (:standard -w -32))))
+ (dev
+  (flags
+   (:standard -w -32))))
 
 (test
  (name test)
  (libraries re unix yojson)
  (deps
-  (:lus (glob_files *.lus))
+  (:lus
+   (glob_files *.lus))
   (:cfg config.json)
-  (glob_files *))               ; to include `ignored` if its present
+  (glob_files *))
+ ; to include `ignored` if its present
  (action
   (run %{test} %{project_root} %{bin:lustrec} %{cfg} "%{lus}")))
diff --git a/lustrec_tests/test.ml b/lustrec_tests/test.ml
index abf188331d02e79ec5ce29cf4208c8d59de49123..f4386925030a6097b36d098333f2f63ffc96f499 100644
--- a/lustrec_tests/test.ml
+++ b/lustrec_tests/test.ml
@@ -1,6 +1,5 @@
 open Format
 open Unix
-
 module Y = Yojson.Basic
 
 module S = struct
@@ -55,10 +54,10 @@ let empty_report =
   }
 
 type config = {
-  initial_timeout: int;
-  optimization_level: int;
-  ignored_file: string option;
-  results_directory: string;
+  initial_timeout : int;
+  optimization_level : int;
+  ignored_file : string option;
+  results_directory : string;
 }
 
 let frama_c = "frama-c"
@@ -109,9 +108,7 @@ let wp_strategy_args =
 
 let frama_c_args f = wp_args @ (f :: "-then" :: wp_strategy_args)
 let frama_c_cmd f = frama_c :: frama_c_args f
-
 let report_file cfg = Filename.concat cfg.results_directory "report"
-
 let section h = "# " ^ h
 let end_section = "##"
 let config_section = section "CONFIG"
@@ -246,7 +243,9 @@ let parse_report cfg =
   with _ -> empty_report
 
 let pp_config fmt cfg =
-  fprintf fmt "%s@;Optimization level: %s@;Frama-C options: %s@;%s@;"
+  fprintf
+    fmt
+    "%s@;Optimization level: %s@;Frama-C options: %s@;%s@;"
     config_section
     ("O" ^ (cfg.optimization_level |> string_of_int))
     (String.concat " " wp_strategy_args)
@@ -336,9 +335,11 @@ let print_results ok ko w n =
 let lustrec_params cfg f =
   [
     "-acsl-spec";
-    "-d"; cfg.results_directory;
-    "-O"; cfg.optimization_level |> string_of_int;
-    f
+    "-d";
+    cfg.results_directory;
+    "-O";
+    cfg.optimization_level |> string_of_int;
+    f;
   ]
 
 let compile cfg report lustrec fs =
@@ -371,7 +372,10 @@ let compile cfg report lustrec fs =
           else if is_ninit report f then ninit report
           else
             let cmd =
-              Filename.quote_command ~stderr:err_f lustrec (lustrec_params cfg f)
+              Filename.quote_command
+                ~stderr:err_f
+                lustrec
+                (lustrec_params cfg f)
             in
             let ic = open_process_in cmd in
             let b =
@@ -528,11 +532,12 @@ let read_config root =
   let tests_directory = Sys.getcwd () |> Filename.basename in
   let optimization_level = get_default "optimization_level" to_int 2 in
   let result_dir = root ^ "/../../results/" in
-  (try Unix.mkdir result_dir  0o755 with _ -> ());
+  (try Unix.mkdir result_dir 0o755 with _ -> ());
   let results_directory =
-    result_dir ^ tests_directory ^ "_" ^
-    (if optimization_level < 0 then "wo_optimization"
-     else "O" ^ string_of_int optimization_level)
+    result_dir ^ tests_directory ^ "_"
+    ^
+    if optimization_level < 0 then "wo_optimization"
+    else "O" ^ string_of_int optimization_level
   in
   (try Unix.mkdir results_directory 0o755 with _ -> ());
   {
@@ -548,15 +553,16 @@ let () =
   let cfg = read_config root in
   let lus_fs = Sys.argv.(4) |> Re.Str.(split (regexp_string " ")) in
   let ignored_fs =
-    Option.fold ~none:[]
+    Option.fold
+      ~none:[]
       ~some:(fun ignored_f ->
-          let ic = open_in ignored_f in
-          let rec read fs =
-            try read (input_line ic :: fs) with End_of_file -> fs
-          in
-          let fs = read [] in
-          close_in ic;
-          fs)
+        let ic = open_in ignored_f in
+        let rec read fs =
+          try read (input_line ic :: fs) with End_of_file -> fs
+        in
+        let fs = read [] in
+        close_in ic;
+        fs)
       cfg.ignored_file
   in
   let report = parse_report cfg in