Better logging [skip CI]
Better logging [skip CI]


Former-commit-id: 3371ee4dee37796e0c4343fe91755cc0ae239ad8 [formerly a2b775da22c25ec5ee6faa35838e65333ead2e7d]
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gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine