anchor.diff:          if (rollDice(8)) {
             currentClass = parentClass;
             currentMethod = j;
  -          emitMethod('$methodName${parentClass}_', j,
  -              classMethods[parentClass][j], false);
  +          classMethods[parentClass][j].emit();
             vcm[parentClass].add(currentMethod);
             currentMethod = null;
             currentClass = null;
  
positive.code: const int numGlobalMethods = 4;
  const int numMethodParams = 4;
  const int numClasses = 4;
  
  // Naming conventions.
  const varName = 'var';
  
negative.code:         m1 = currentMethod;
        }
        final int m2 = globalMethods.length;
        if (pickedCall(depth, tp, classMethods[classIndex], m1,
                rhsFilter: rhsFilter) ||
            pickedCall(depth, tp, globalMethods, m2, rhsFilter: rhsFilter)) {
          return;
        }
      }
  