Test failure - test_transactions.TestTransactionsConvenientAPI mock timer prose tests

 [2019/03/07 13:55:20.972] ======================================================================

 [2019/03/07 13:55:20.972] FAIL [0.125s]: test_callback_not_retried_after_commit_timeout (test_transactions.TestTransactionsConvenientAPI)

 [2019/03/07 13:55:20.972] ----------------------------------------------------------------------

 [2019/03/07 13:55:20.972] Traceback (most recent call last):

 [2019/03/07 13:55:20.972]   File "C:\data\mci\d23971e56a7ba5e245ef07e072cbc059\src\test\__init__.py", line 410, in wrap

 [2019/03/07 13:55:20.972]     return f(*args, **kwargs)

 [2019/03/07 13:55:20.972]   File "C:\data\mci\d23971e56a7ba5e245ef07e072cbc059\src\test\test_transactions.py", line 606, in test_callback_not_retried_after_commit_timeout

 [2019/03/07 13:55:20.972]     s.with_transaction(callback)

 [2019/03/07 13:55:20.972] AssertionError: OperationFailure not raised

 [2019/03/07 13:55:20.972] ======================================================================

 [2019/03/07 13:55:20.972] FAIL [0.111s]: test_callback_not_retried_after_timeout (test_transactions.TestTransactionsConvenientAPI)

 [2019/03/07 13:55:20.972] ----------------------------------------------------------------------

 [2019/03/07 13:55:20.972] Traceback (most recent call last):

 [2019/03/07 13:55:20.972]   File "C:\data\mci\d23971e56a7ba5e245ef07e072cbc059\src\test\__init__.py", line 410, in wrap

 [2019/03/07 13:55:20.972]     return f(*args, **kwargs)

 [2019/03/07 13:55:20.972]   File "C:\data\mci\d23971e56a7ba5e245ef07e072cbc059\src\test\test_transactions.py", line 580, in test_callback_not_retried_after_timeout

 [2019/03/07 13:55:20.972]     ['insert', 'abortTransaction'])

 [2019/03/07 13:55:20.972] AssertionError: Lists differ: ['ins[19 chars]tion', 'insert', 'abortTransaction', 'insert',[15 chars]ion'] != ['ins[19 chars]tion']

 [2019/03/07 13:55:20.972] First list contains 4 additional elements.

 [2019/03/07 13:55:20.972] First extra element 2:

 [2019/03/07 13:55:20.972] 'insert'

 [2019/03/07 13:55:20.972] - ['insert',

 [2019/03/07 13:55:20.972] -  'abortTransaction',

 [2019/03/07 13:55:20.972] -  'insert',

 [2019/03/07 13:55:20.972] -  'abortTransaction',

 [2019/03/07 13:55:20.972] -  'insert',

 [2019/03/07 13:55:20.972] -  'abortTransaction']

 [2019/03/07 13:55:20.972] + ['insert', 'abortTransaction']

 [2019/03/07 13:55:20.972] ? ++++++++++