Removed a warning [skip hazardlib]
Removed a warning [skip hazardlib]


Former-commit-id: d9135d623089fd434d147c59948007c095749b57 [formerly 281a9cba6dc258b5b89782d7efb9ad32c997f35f]
Former-commit-id: 38bf3a312669e68e78abbbbf3a1e44e451fe7fd4
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine