Fixed the test case_8d [skip hazardlib]
Fixed the test case_8d [skip hazardlib]


Former-commit-id: 14e2e11afcf4a339ce49c3644ffb00f914607c87 [formerly e4bfaf8e79ade3c4e2591080159e21a1917fbe9b]
Former-commit-id: 2c0ca10339aaf7c5660663224d4389fd830e9adf
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine