EXCEPTION (PhutilAggregateException): Encountered multiple exceptions while transmitting mail. - PhutilMethodNotImplementedException: Method sendMessage in class PhabricatorMailTestAdapter is not implemented! - PhutilMethodNotImplementedException: Method sendMessage in class PhabricatorMailTestAdapter is not implemented! #0 /core/data/drydock/workingcopy-71/repo/phabricator/src/applications/metamta/storage/__tests__/PhabricatorMetaMTAMailTestCase.php(278): PhabricatorMetaMTAMail->sendWithMailers(Array) #1 [internal function]: PhabricatorMetaMTAMailTestCase->testMailerFailover() #2 /core/data/drydock/workingcopy-71/repo/arcanist/src/unit/engine/phutil/PhutilTestCase.php(492): call_user_func_array(Array, Array) #3 /core/data/drydock/workingcopy-71/repo/arcanist/src/unit/engine/PhutilUnitTestEngine.php(69): PhutilTestCase->run() #4 /core/data/drydock/workingcopy-71/repo/arcanist/src/unit/engine/ArcanistConfigurationDrivenUnitTestEngine.php(148): PhutilUnitTestEngine->run() #5 /core/data/drydock/workingcopy-71/repo/arcanist/src/workflow/ArcanistUnitWorkflow.php(170): ArcanistConfigurationDrivenUnitTestEngine->run() #6 /core/data/drydock/workingcopy-71/repo/arcanist/scripts/arcanist.php(394): ArcanistUnitWorkflow->run() #7 {main}