Do not hardfail clean.sh [skip ci]
Do not hardfail clean.sh [skip ci]


Former-commit-id: 1dc2d0b0cbabad5619262689c903c3f8952d9fc7 [formerly b98a3da9327c0c65d1101906e4614c22d167961f]
Former-commit-id: 72f732dc07a9dc7ffb5a54e701b9e9c5c7a628ad
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine