Celery on Jenkins still breaks randomly [skip ci]
Celery on Jenkins still breaks randomly [skip ci]


Former-commit-id: 3fa4ca1392aee40b7613a6cdbbd8a7f3e5232c19 [formerly 30f849e6cc8b5134f54a36003277f63c66d09d9b]
Former-commit-id: c2927902949157fc4073f34a719873e43382a137
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine