The Buildbot has detected a new failure on builder s390x Fedora Refleaks 3.7 while building Python. Full details are available at: https://buildbot.python.org/all/#builders/457/builds/170

Buildbot URL: https://buildbot.python.org/all/

Worker for this Build: edelsohn-fedora-z

Build Reason: <unknown> Blamelist:

BUILD FAILED: failed test (failure)

Summary of the results of the build (if available):

== Tests result: FAILURE then FAILURE ==

399 tests OK.

10 slowest tests:

• test_concurrent_futures: 15 min 10 sec
• test_asyncio: 12 min 27 sec
• test_multiprocessing_spawn: 10 min 32 sec
• test_multiprocessing_forkserver: 7 min 16 sec
• test_multiprocessing_fork: 7 min 5 sec
• test_io: 3 min 37 sec
• test_subprocess: 3 min 4 sec
• test_socket: 2 min 30 sec
• test_faulthandler: 2 min 21 sec
• test_signal: 2 min 14 sec

1 test failed: test_nntplib

16 tests skipped: test_devpoll test_gdb test_ioctl test_kqueue test_msilib test_nis test_ossaudiodev test_readline test_startfile test_tix test_tk test_ttk_guionly test_winconsoleio test_winreg test_winsound test_zipfile64

1 re-run test: test_nntplib

Total duration: 23 min 15 sec

Captured traceback

Traceback (most recent call last): File "/home/dje/cpython-buildarea/3.7.edelsohn-fedora-z.refleak/build/Lib/test/test_nntplib.py", line 250, in wrapped meth(self) File "/home/dje/cpython-buildarea/3.7.edelsohn-fedora-z.refleak/build/Lib/test/test_nntplib.py", line 273, in test_with_statement with self.NNTP_CLASS(self.NNTP_HOST, timeout=TIMEOUT, usenetrc=False) as server: File "/home/dje/cpython-buildarea/3.7.edelsohn-fedora-z.refleak/build/Lib/nntplib.py", line 1077, in __init__ self.sock = _encrypt_on(self.sock, ssl_context, host) File "/home/dje/cpython-buildarea/3.7.edelsohn-fedora-z.refleak/build/Lib/nntplib.py", line 292, in _encrypt_on return context.wrap_socket(sock, server_hostname=hostname) File "/home/dje/cpython-buildarea/3.7.edelsohn-fedora-z.refleak/build/Lib/ssl.py", line 423, in wrap_socket session=session File "/home/dje/cpython-buildarea/3.7.edelsohn-fedora-z.refleak/build/Lib/ssl.py", line 870, in _create self.do_handshake() File "/home/dje/cpython-buildarea/3.7.edelsohn-fedora-z.refleak/build/Lib/ssl.py", line 1139, in do_handshake self._sslobj.do_handshake() OSError: [Errno 0] Error

Traceback (most recent call last): File "/home/dje/cpython-buildarea/3.7.edelsohn-fedora-z.refleak/build/Lib/threading.py", line 926, in _bootstrap_inner self.run() File "/home/dje/cpython-buildarea/3.7.edelsohn-fedora-z.refleak/build/Lib/test/test_ssl.py", line 2478, in run raise ssl.SSLError('tlsv13 alert certificate required') ssl.SSLError: ('tlsv13 alert certificate required',)

Traceback (most recent call last): File "/home/dje/cpython-buildarea/3.7.edelsohn-fedora-z.refleak/build/Lib/test/test_ssl.py", line 2392, in run msg = self.read() File "/home/dje/cpython-buildarea/3.7.edelsohn-fedora-z.refleak/build/Lib/test/test_ssl.py", line 2369, in read return self.sslconn.read() File "/home/dje/cpython-buildarea/3.7.edelsohn-fedora-z.refleak/build/Lib/ssl.py", line 931, in read return self._sslobj.read(len) ssl.SSLError: [SSL: PEER_DID_NOT_RETURN_A_CERTIFICATE] peer did not return a certificate (_ssl.c:2570)

Test report

Failed tests:

• test_nntplib

Failed subtests:

• test_with_statement - test.test_nntplib.NetworkedNNTP_SSLTests

Sincerely, -The Buildbot