As of r66047, I get the following results (without "-uall", though):

test_unittest leaked [124, 124] references, sum=248
test_binascii leaked [1, 1] references, sum=2
test_distutils leaked [141, 142] references, sum=283
test_logging leaked [219, 147] references, sum=366
test_multiprocessing leaked [0, 1] references, sum=1
test_pickle leaked [1, 1] references, sum=2
test_pickletools leaked [1, 1] references, sum=2
test_popen leaked [37, 0] references, sum=37
test_site leaked [88, 88] references, sum=176
test_sqlite leaked [17, 17] references, sum=34
test_unicode leaked [2, 2] references, sum=4
test_urllib2_localnet leaked [3, 3] references, sum=6
test_xmlrpc leaked [-84, 85] references, sum=1

24 tests skipped:
    test_bsddb3 test_cProfile test_codecmaps_cn test_codecmaps_hk
    test_codecmaps_jp test_codecmaps_kr test_codecmaps_tw test_curses
    test_dbm_gnu test_kqueue test_nis test_normalization
    test_ossaudiodev test_pep277 test_socketserver test_startfile
    test_tcl test_timeout test_urllib2net test_urllibnet test_winreg
    test_winsound test_xmlrpc_net test_zipfile64