diff -r fc6afd14c026 Lib/test/regrtest.py
--- a/Lib/test/regrtest.py	Fri Dec 26 21:29:45 2014 +0100
+++ b/Lib/test/regrtest.py	Thu Jan 01 23:36:10 2015 +0100
@@ -1276,6 +1276,8 @@ def runtest_inner(test, verbose, quiet,
                 def test_runner():
                     loader = unittest.TestLoader()
                     tests = loader.loadTestsFromModule(the_module)
+                    for error in loader.errors:
+                        print(error)
                     support.run_unittest(tests)
             test_runner()
             if huntrleaks: