EXCEPTION (RuntimeException): preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated #0 [internal function]: PhutilErrorHandler::handleError(8192, 'preg_match(): P...', '/Users/epriestl...', 586) #1 /Users/epriestley/dev/core/lib/arcanist/src/parser/ArcanistDiffParser.php(586): preg_match('@^(?P<new>new) ...', NULL, NULL) #2 /Users/epriestley/dev/core/lib/arcanist/src/parser/ArcanistDiffParser.php(330): ArcanistDiffParser->parseIndexHunk(Object(ArcanistDiffChange)) #3 /Users/epriestley/dev/core/lib/arcanist/src/parser/__tests__/ArcanistDiffParserTestCase.php(663): ArcanistDiffParser->parseDiff('diff --git a/ol...') #4 /Users/epriestley/dev/core/lib/arcanist/src/parser/__tests__/ArcanistDiffParserTestCase.php(680): ArcanistDiffParserTestCase->runSingleRename('a/old.c b/new.c', 'old.c', 'new.c', 'old.c', 'new.c') #5 /Users/epriestley/dev/core/lib/arcanist/src/unit/engine/phutil/PhutilTestCase.php(493): ArcanistDiffParserTestCase->testGitRenames() #6 /Users/epriestley/dev/core/lib/arcanist/src/unit/engine/PhutilUnitTestEngine.php(69): PhutilTestCase->run() #7 /Users/epriestley/dev/core/lib/arcanist/src/unit/engine/ArcanistConfigurationDrivenUnitTestEngine.php(148): PhutilUnitTestEngine->run() #8 /Users/epriestley/dev/core/lib/arcanist/src/workflow/ArcanistUnitWorkflow.php(170): ArcanistConfigurationDrivenUnitTestEngine->run() #9 /Users/epriestley/dev/core/lib/arcanist/src/workflow/ArcanistDiffWorkflow.php(1230): ArcanistUnitWorkflow->run() #10 /Users/epriestley/dev/core/lib/arcanist/src/workflow/ArcanistDiffWorkflow.php(1132): ArcanistDiffWorkflow->runUnit() #11 /Users/epriestley/dev/core/lib/arcanist/src/workflow/ArcanistDiffWorkflow.php(365): ArcanistDiffWorkflow->runLintUnit() #12 /Users/epriestley/dev/core/lib/arcanist/scripts/arcanist.php(419): ArcanistDiffWorkflow->run() #13 {main}