void _onTimeout()

in lib/pool.dart [322:333]


  void _onTimeout() {
    for (var completer in _requestedResources) {
      completer.completeError(
          TimeoutException(
              'Pool deadlock: all resources have been '
              'allocated for too long.',
              _timeout),
          Chain.current());
    }
    _requestedResources.clear();
    _timer = null;
  }