3 2 1 added trivial unsat clauses?-1,-2,-3 added trivial unsat clauses?-1,-2,-3 added trivial unsat clauses?-1,-2,-3 added trivial unsat clauses?-1,-2,-3 added trivial unsat clauses?-1,-2,-3 added trivial unsat clauses?-1,-2,-3 added trivial unsat clauses?-1,-2,-3 added trivial unsat clauses?-1,-2,-3 added trivial unsat clauses?-1,-2,-3 added trivial unsat clauses?-1,-2,-3