Removing debug output.

src/ir/expressions/UnaryBooleanFunctionExpression.h

@@ -54,7 +54,7 @@ public:
 		switch (functionType) {
 		case NOT: result += "!"; break;
 		}
-		result += this->getChild()->toString();
+		result += "(" + this->getChild()->toString() + ")";
 
 		return result;
 	}

src/parser/PrismParser.cpp

@@ -33,7 +33,6 @@ namespace parser {
  * exception is passed on to the caller.
  */
 storm::ir::Program PrismParser::parseFile(std::string const& filename) const {
-	std::cerr << "parseFile( " << filename << " )" << std::endl;
 	// Open file and initialize result.
 	std::ifstream inputFileStream(filename, std::ios::in);
 	storm::ir::Program result;