test( **dic )
   File "./thr_stat_test.py", line 57, in test
     thr_gc.stop()
-  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 176, in stop
-    time.sleep( 1 )
+  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 251, in stop
+    th.stop()
+  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 190, in stop
+    join( tmout )
+  File "/Users/kondoh/kon_page/kon_ut/thr_stat/thr.py", line 184, in join
+    e.th.join()
+  File "/usr/local/Cellar/python/3.6.5/Frameworks/Python.framework/Versions/3.6/lib/python3.6/threading.py", line 1056, in join
+    self._wait_for_tstate_lock()
+  File "/usr/local/Cellar/python/3.6.5/Frameworks/Python.framework/Versions/3.6/lib/python3.6/threading.py", line 1072, in _wait_for_tstate_lock
+    elif lock.acquire(block, timeout):
 KeyboardInterrupt
 wait ok