https://github.com/python/cpython/pull/26359/checks?check_run_id=2668874284

Error 1:

2021-05-25T20:02:41.9174160Z ======================================================================
2021-05-25T20:02:41.9268350Z ERROR: test_get_server_certificate_sni (test.test_ssl.SimpleBackgroundTests)
2021-05-25T20:02:41.9272030Z ----------------------------------------------------------------------
2021-05-25T20:02:41.9275950Z Traceback (most recent call last):
2021-05-25T20:02:41.9374600Z   File "/Users/runner/work/cpython/cpython/Lib/test/test_ssl.py", line 2147, in test_get_server_certificate_sni
2021-05-25T20:02:41.9404170Z     pem = ssl.get_server_certificate((host, port), ca_certs=SIGNING_CA)
2021-05-25T20:02:41.9483350Z   File "/Users/runner/work/cpython/cpython/Lib/ssl.py", line 1520, in get_server_certificate
2021-05-25T20:02:41.9505910Z     with create_connection(addr, timeout=timeout) as sock:
2021-05-25T20:02:41.9585510Z   File "/Users/runner/work/cpython/cpython/Lib/socket.py", line 844, in create_connection
2021-05-25T20:02:41.9607200Z     raise err
2021-05-25T20:02:41.9687730Z   File "/Users/runner/work/cpython/cpython/Lib/socket.py", line 832, in create_connection
2021-05-25T20:02:41.9708730Z     sock.connect(sa)
2021-05-25T20:02:41.9791030Z ConnectionRefusedError: [Errno 61] Connection refused

Error 2 when test_ssl is re-run:

======================================================================
FAIL: test_get_server_certificate_timeout (test.test_ssl.SimpleBackgroundTests)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/Users/runner/work/cpython/cpython/Lib/test/test_ssl.py", line 2165, in test_get_server_certificate_timeout
    with self.assertRaises(socket.timeout):
AssertionError: TimeoutError not raised