fix

Author: jonathanmetzman

src/clusterfuzz/_internal/bot/testcase_manager.py

@@ -430,11 +430,10 @@ def upload_testcase(testcase_path, testcase_data, log_time):
   if not fuzz_logs_bucket:
     return
 
-  if not os.path.exists(testcase_path):
-    return
-
   assert not testcase_path and testcase_data
   if testcase_path:
+    if not os.path.exists(testcase_path):
+      return
     with open(testcase_path, 'rb') as file_handle:
       testcase_data = file_handle.read()