added debug statement
added debug statement


Former-commit-id: 1c1e3f553599289eedb9039ee41d7bd6796d6d3e [formerly 1c1e3f553599289eedb9039ee41d7bd6796d6d3e [formerly 718da705491fabfe159d2a74c1cc1136ec0cbdeb]]
Former-commit-id: a6926669281d5dedf3892d27f92d9425ccfb9a8f
Former-commit-id: f78adee9f367558fcfad6aae5339d44c4ce4e71d
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine