diff --git a/ci/collect_artifacts.py b/ci/collect_artifacts.py
index c67445e51cdbc67e190622e8ee0387abd0ed61a8..4dafeb19783f000f46c1c2b2cc7255be11a3e660 100755
--- a/ci/collect_artifacts.py
+++ b/ci/collect_artifacts.py
@@ -7,15 +7,13 @@ TEST_TYPES = ["sanitizers"]
 
 
 def main(args):
-
     test = args.test
     file = args.console_out_file
     if test == "sanitizers":
         collect_for_sanitizer_test(file)
 
 
-def find_failed_files_for_sanitizer_test(console_log: list) -> dict():
-
+def find_failed_files_for_sanitizer_test(console_log: list) -> dict:
     pattern_line = r"(CLANG.) reports . error\(s\) for (.*)"
 
     files_found = dict()
@@ -33,13 +31,15 @@ def find_failed_files_for_sanitizer_test(console_log: list) -> dict():
 
 
 def collect_for_sanitizer_test(file):
-
     with open(file) as f:
         console_log = f.readlines()
 
-    start_indicators = ["Adding config" in l for l in console_log]
+    start_indicators = ["Adding config CLANG1" in line for line in console_log]
+    assert sum(start_indicators) == 2
+
     idx_first_run = start_indicators.index(True)
-    idx_second_run = start_indicators[idx_first_run + 1:].index(True) + idx_first_run + 1
+    idx_second_run = start_indicators.index(True, idx_first_run + 1)
+
     no_plc_part = console_log[idx_first_run:idx_second_run]
     plc_part = console_log[idx_second_run:]