[test] Fix test_segfault due to new format

test/test_celerytask.py

@@ -326,8 +326,8 @@ class SegfaultTC(BaseCeleryTaskTC):
             self.wait_async_task(cnx, task.task_id, timeout=15)
             wf = cnx.entity_from_eid(task.eid).cw_adapt_to('IWorkflowable')
             self.assertEqual(wf.state, 'failed')
-            self.assertEqual(wf.latest_trinfo().comment, (
-                'Worker exited prematurely: signal 11 (SIGSEGV).'))
+            self.assertIn('Worker exited prematurely: signal 11 (SIGSEGV)',
+                          wf.latest_trinfo().comment)
 
 
 if __name__ == '__main__':