diff -r d829111a27e5 Lib/test/test_poplib.py
--- a/Lib/test/test_poplib.py	Thu Nov 28 17:09:16 2013 -0800
+++ b/Lib/test/test_poplib.py	Fri Nov 29 18:51:54 2013 +0800
@@ -414,7 +414,7 @@
                 # happens in the test_too_long_lines case; the overlong
                 # response will be treated as response to QUIT and raise
                 # this exception
-                pass
+                self.client.close()
         self.server.stop()
 
     def test_stls(self):