title: iOS UITests failed: IDETestOperationsObserverErrorDomain Code=13
body: <p>I am running an AppUITests for an iOS app from Jenkins build script. Unit tests (AppTests) running fine but AppUITests are failed because of the below issue. How can I resolve this issue?</p>
  
  <blockquote>
    <p>09:19:53.506 XCTRunner[22911:77924] Failed to background test runner
    within 30.0s. 09:19:53.507 xcodebuild[22835:77541]
    -[IDETestOperationCoordinator testRunnerSession:initializationForUITestingDidFailWithError:]
    09:19:53.507 XCTRunner[22911:77924] Calling completion. 09:19:53.507
    xcodebuild[22835:77541] Test operation failure: Failed to background
    test runner. 09:19:53.507 xcodebuild[22835:77541]
    _finishWithError:<strong>Error Domain=IDETestOperationsObserverErrorDomain Code=13 "Failed to background test runner.</strong>"
    UserInfo={NSLocalizedDescription=Failed to background test runner.}
    didCancel: 1</p>
  </blockquote>