diff --git a/tests/scripts/analyze_outcomes.py b/tests/scripts/analyze_outcomes.py
index ab983ec..ca349d3 100755
--- a/tests/scripts/analyze_outcomes.py
+++ b/tests/scripts/analyze_outcomes.py
@@ -85,12 +85,7 @@
 def analyze_coverage(results: Results, outcomes: Outcomes,
                      allow_list: typing.List[str], full_coverage: bool) -> None:
     """Check that all available test cases are executed at least once."""
-    try:
-        available = check_test_cases.collect_available_test_cases()
-    except check_test_cases.ScriptOutputError:
-        results.error("fail to collect available test cases")
-        return
-
+    available = check_test_cases.collect_available_test_cases()
     for suite_case in available:
         hit = any(suite_case in comp_outcomes.successes or
                   suite_case in comp_outcomes.failures