As part of an new automatic Phabricator deployment process, we're running arc unit --everything on each repo. I've noticed this one appearing, which is presumably happening due to the test not being updated to handle the new project icons column.
FAIL PhabricatorPolicyDataTestCase::testProjectPolicyMembership EXCEPTION (AphrontQueryException): #1048: Column 'icon' cannot be null #0 /srv/phabricator/libphutil/src/aphront/storage/connection/mysql/AphrontMySQLDatabaseConnectionBase.php(278): AphrontMySQLDatabaseConnectionBase->throwQueryCodeException(1048, 'Column 'icon' c...') #1 /srv/phabricator/libphutil/src/aphront/storage/connection/mysql/AphrontMySQLDatabaseConnectionBase.php(184): AphrontMySQLDatabaseConnectionBase->throwQueryException(Object(mysqli)) #2 /srv/phabricator/libphutil/src/xsprintf/queryfx.php(9): AphrontMySQLDatabaseConnectionBase->executeRawQuery('INSERT INTO `pr...') #3 [internal function]: queryfx(Object(AphrontMySQLiDatabaseConnection), '%Q INTO %T (%LC...', 'INSERT', 'project', Array, ''A', '0', 'PHID...') #4 /srv/phabricator/libphutil/src/aphront/storage/connection/AphrontDatabaseConnection.php(28): call_user_func_array('queryfx', Array) #5 /srv/phabricator/phabricator/src/infrastructure/storage/lisk/LiskDAO.php(1282): AphrontDatabaseConnection->query('%Q INTO %T (%LC...', 'INSERT', 'project', Array, ''A', '0', 'PHID...') #6 /srv/phabricator/phabricator/src/infrastructure/storage/lisk/LiskDAO.php(1129): LiskDAO->insertRecordIntoDatabase('INSERT') #7 /srv/phabricator/phabricator/src/infrastructure/storage/lisk/LiskDAO.php(1098): LiskDAO->insert() #8 /srv/phabricator/phabricator/src/applications/policy/__tests__/PhabricatorPolicyDataTestCase.php(17): LiskDAO->save() #9 [internal function]: PhabricatorPolicyDataTestCase->testProjectPolicyMembership() #10 /srv/phabricator/arcanist/src/unit/engine/phutil/ArcanistPhutilTestCase.php(486): call_user_func_array(Array, Array) #11 /srv/phabricator/arcanist/src/unit/engine/PhutilUnitTestEngine.php(60): ArcanistPhutilTestCase->run() #12 /srv/phabricator/arcanist/src/workflow/ArcanistUnitWorkflow.php(173): PhutilUnitTestEngine->run() #13 /srv/phabricator/arcanist/scripts/arcanist.php(322): ArcanistUnitWorkflow->run() #14 {main}