let bs_htlc_timeout_tx = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
assert_eq!(bs_htlc_timeout_tx.len(), 1);
confirm_transaction(&nodes[1], &bs_htlc_timeout_tx[0]);
let bs_htlc_timeout_tx = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
assert_eq!(bs_htlc_timeout_tx.len(), 1);
confirm_transaction(&nodes[1], &bs_htlc_timeout_tx[0]);