./python -m test -R 3:3 test_pickle
Running Debug|x64 interpreter...
0:00:00 Run tests sequentially
0:00:00 [1/1] test_pickle
beginning 6 repetitions
123456
......
test_pickle leaked [13, 12, 173] references, sum=198
test_pickle leaked [11, 12, 113] memory blocks, sum=136
test_pickle failed (reference leak) in 4 min 30 sec

== Tests result: FAILURE ==

1 test failed:
    test_pickle

Total duration: 4 min 30 sec
Tests result: FAILURE