fix error

parse-ci.py

@@ -172,7 +172,7 @@ def print_info(compile_info, jobs, additional=None):
             else:
                 completed_count = completed_count + 1
 
-    running_count = len(jobs) + len(additional)
+    running_count = len(jobs) + (0 if additional is None else len(additional))
     waiting_count = len(compile_info) - failed_count - completed_count - running_count
     print("\U0001f7e9" * (completed_count) + "\U0001f7e5" * failed_count + "\U0001f7ea" * running_count + "\u2B1C" * waiting_count)
     print("current:")