EXCEPTION (Exception): Future has already started; futures can not start more than once. #0 /core/data/drydock/workingcopy-83/repo/arcanist/src/future/FutureIterator.php(390): Future->startFuture() #1 /core/data/drydock/workingcopy-83/repo/arcanist/src/future/FutureIterator.php(366): FutureIterator->moveFutureToWork('Future/638') #2 /core/data/drydock/workingcopy-83/repo/arcanist/src/future/FutureIterator.php(193): FutureIterator->updateWorkingSet() #3 /core/data/drydock/workingcopy-83/repo/arcanist/src/future/FutureIterator.php(184): FutureIterator->next() #4 [internal function]: FutureIterator->rewind() #5 /core/data/drydock/workingcopy-83/repo/arcanist/src/future/FutureIterator.php(79): iterator_to_array(Object(FutureIterator)) #6 /core/data/drydock/workingcopy-83/repo/arcanist/src/future/Future.php(48): FutureIterator->resolveAll() #7 /core/data/drydock/workingcopy-83/repo/arcanist/src/future/exec/__tests__/ExecFutureTestCase.php(80): Future->resolve() #8 [internal function]: ExecFutureTestCase->testResolveTimeoutTestShouldRunLessThan1Sec() #9 /core/data/drydock/workingcopy-83/repo/arcanist/src/unit/engine/phutil/PhutilTestCase.php(493): call_user_func_array(Array, Array) #10 /core/data/drydock/workingcopy-83/repo/arcanist/src/unit/engine/PhutilUnitTestEngine.php(69): PhutilTestCase->run() #11 /core/data/drydock/workingcopy-83/repo/arcanist/src/unit/engine/ArcanistConfigurationDrivenUnitTestEngine.php(148): PhutilUnitTestEngine->run() #12 /core/data/drydock/workingcopy-83/repo/arcanist/src/workflow/ArcanistUnitWorkflow.php(170): ArcanistConfigurationDrivenUnitTestEngine->run() #13 /core/data/drydock/workingcopy-83/repo/arcanist/scripts/arcanist.php(411): ArcanistUnitWorkflow->run() #14 {main}