301   CNFFormulaBuilder builder(CNF);  in buildCNF()  local
306     builder.addClause(posLit(GetVar(Val)));  in buildCNF()
336         builder.addClause({negLit(Var), posLit(LHS)});  in buildCNF()
337         builder.addClause({posLit(Var), negLit(LHS)});  in buildCNF()
342         builder.addClause({negLit(Var), posLit(LHS)});  in buildCNF()
343         builder.addClause({negLit(Var), posLit(RHS)});  in buildCNF()
344         builder.addClause({posLit(Var), negLit(LHS), negLit(RHS)});  in buildCNF()
356         builder.addClause({negLit(Var), posLit(LHS)});  in buildCNF()
357         builder.addClause({posLit(Var), negLit(LHS)});  in buildCNF()
362         builder.addClause({negLit(Var), posLit(LHS), posLit(RHS)});  in buildCNF()
363         builder.addClause({posLit(Var), negLit(LHS)});  in buildCNF()
364         builder.addClause({posLit(Var), negLit(RHS)});  in buildCNF()
374       builder.addClause({negLit(Var), negLit(Operand)});  in buildCNF()
375       builder.addClause({posLit(Var), posLit(Operand)});  in buildCNF()
386       builder.addClause({posLit(Var), posLit(LHS)});  in buildCNF()
387       builder.addClause({posLit(Var), negLit(RHS)});  in buildCNF()
388       builder.addClause({negLit(Var), negLit(LHS), posLit(RHS)});  in buildCNF()
399         builder.addClause(posLit(Var));  in buildCNF()
408       builder.addClause({posLit(Var), posLit(LHS), posLit(RHS)});  in buildCNF()
409       builder.addClause({posLit(Var), negLit(LHS), negLit(RHS)});  in buildCNF()
410       builder.addClause({negLit(Var), posLit(LHS), negLit(RHS)});  in buildCNF()
411       builder.addClause({negLit(Var), negLit(LHS), posLit(RHS)});  in buildCNF()
415     if (builder.isKnownContradictory()) {  in buildCNF()