+ "a discarded events or discarded packets message: "
+ "default clock snapshots are needed, but none was provided: "
+ "type=%s, %![stream-]+s, %![sc-]+S, with-cs=%d, "
+ "cs-begin-val=%" PRIu64 ", cs-end-val=%" PRIu64,
+ bt_message_type_string(type), stream, stream_class,
+ with_cs, beginning_raw_value, end_raw_value);
+ BT_ASSERT_PRE(!need_cs ? !with_cs : true,
+ "Unexpected stream class configuration when creating "
+ "a discarded events or discarded packets message: "
+ "no default clock snapshots are needed, but two were provided: "