added renamer to trace printer

src/main/java/de/tlc4b/TLC4B.java

@@ -121,6 +121,7 @@ public class TLC4B {
 			tlc4b.printResults(results, false);
 			//System.out.println(results.getTrace());
 
+			
 			System.exit(0);
 		}
 	}

src/main/java/de/tlc4b/tlc/TracePrinter.java

@@ -49,24 +49,28 @@ public class TracePrinter {
 		this.trace = trace;
 		this.tlcOutputInfo = tlcOutputInfo;
 
+		setup();
+	}
+
+	private void setup() {
 		constants = new ArrayList<OpDeclNode>();
 		variables = new ArrayList<OpDeclNode>();
 		for (int i = 0; i < TLCState.vars.length; i++) {
-			String id = TLCState.vars[i].getName().toString();
-			if (tlcOutputInfo.constants.contains(id)) {
+			String tlaName = TLCState.vars[i].getName().toString();
+			String bName = tlcOutputInfo.getBName(tlaName);
+			if (tlcOutputInfo.constants.contains(bName)) {
 				constants.add(TLCState.vars[i]);
 			} else {
 				variables.add(TLCState.vars[i]);
 			}
 		}
-
 		evalTrace();
 	}
 
 	public TracePrinter(TLCState initialState, TLCOutputInfo tlcOutputInfo) {
 		this.initialState = initialState;
 		this.tlcOutputInfo = tlcOutputInfo;
-		evalTrace();
+		setup();
 	}
 
 	public StringBuilder getTrace() {
@@ -103,10 +107,11 @@ public class TracePrinter {
 						expression.append(" & ");
 					}
 					UniqueString var = constants.get(i).getName();
+					String bName = tlcOutputInfo.getBName(var.toString());
 					BType type = tlcOutputInfo.getBType(var.toString());
 					String value = parseValue(state.lookup(var), type)
 							.toString();
-					expression.append(var).append(" = ").append(value);
+					expression.append(bName).append(" = ").append(value);
 				}
 			}
 			expression.append("\n");
@@ -122,9 +127,10 @@ public class TracePrinter {
 				expression.append(" & ");
 			}
 			UniqueString var = variables.get(i).getName();
+			String bName = tlcOutputInfo.getBName(var.toString());
 			BType type = tlcOutputInfo.getBType(var.toString());
 			String value = parseValue(state.lookup(var), type).toString();
-			expression.append(var).append(" = ").append(value);
+			expression.append(bName).append(" = ").append(value);
 		}
 		return expression;
 	}
@@ -165,13 +171,20 @@ public class TracePrinter {
 				res.append(")");
 				return res;
 			} else if (type instanceof FunctionType) {
+				if(((TupleValue) val).elems.length == 0){
+					res.append("{}");
+					return res;
+				}else{
 					BType subtype = ((FunctionType) type).getRange();
 					res.append("[");
+					System.out.println();
 					res.append(parseEnumerationValue(((TupleValue) val).elems,
 							subtype));
 					res.append("]");
 					return res;
 				}
+
+			}
 			return null;
 
 		case RECORDVALUE: {