gRPC Error (4, The datastore operation timed out, or the data was temporarily unavailable.)
#0 GrpcDatastoreImpl.query (package:appengine/src/grpc_api_impl/datastore_impl.dart:258:41)

#1 Query.run. (package:gcloud/src/db/db.dart:246:12)
#2 StreamFromPages._onListen (package:gcloud/common.dart:72:5)
#3 _runGuarded (dart:async/stream_controller.dart:807:24)
#4 _StreamController._subscribe. (dart:async/stream_controller.dart:686:7)
#5 _BufferingStreamSubscription._guardCallback (dart:async/stream_impl.dart:416:13)
#6 _StreamController._subscribe (dart:async/stream_controller.dart:685:18)
#7 _ControllerStream._createSubscription (dart:async/stream_controller.dart:820:19)
#8 _StreamImpl.listen (dart:async/stream_impl.dart:474:9)
#9 new _ForwardingStreamSubscription (dart:async/stream_pipe.dart:125:10)
#10 _ForwardingStream._createSubscription (dart:async/stream_pipe.dart:93:16)
#11 _ForwardingStream.listen (dart:async/stream_pipe.dart:88:12)
#12 Stream.toList (dart:async/stream.dart:1052:10)
#13 DatastoreService.queryLastStatusUpdate (package:cocoon_service/src/service/datastore.dart:143:27)

#14 PushEngineStatusToGithub.get (package:cocoon_service/src/request_handlers/push_engine_status_to_github.dart:67:27)