Program: 61472
Project: 61472
Buggy source:
@Override public void defineSpace(ProgramVariant variant){
  List<CtType<?>> affected=obtainClassesFromScope(variant);
  log.debug("String_Node_Str");
  for (  CtType<?> classToProcess : affected) {
    List<CtCodeElement> ingredients=this.ingredientProcessor.createFixSpace(classToProcess);
    AbstractFixSpaceProcessor.mustClone=true;
    for (    CtCodeElement originalIngredient : ingredients) {
      String keyLocation=mapKey(originalIngredient);
      if (originalIngredient instanceof CtExpression) {
        CtExpression ctExpr=(CtExpression)originalIngredient;
        if (ctExpr.getType() == null) {
          continue;
        }
        List<CtCodeElement> ingredientsKey=getIngrediedientsFromKey(keyLocation,ctExpr);
        if (ConfigurationProperties.getPropertyBool("String_Node_Str")) {
          CtCodeElement templateElement=MutationSupporter.clone(ctExpr);
          formatIngredient(templateElement);
          log.debug("String_Node_Str" + originalIngredient);
          log.debug("String_Node_Str" + templateElement + "String_Node_Str"+ ingredientsKey.contains(templateElement));
          if (ConfigurationProperties.getPropertyBool("String_Node_Str") || !ingredientsKey.contains(templateElement)) {
            ingredientsKey.add(templateElement);
            this.allElementsFromSpace.add(templateElement);
          }
          this.linkTemplateElements.add(templateElement.toString(),originalIngredient);
        }
 else {
          if (ConfigurationProperties.getPropertyBool("String_Node_Str") || !ingredientsKey.contains(originalIngredient)) {
            ingredientsKey.add(originalIngredient);
            this.allElementsFromSpace.add(originalIngredient);
          }
        }
      }
    }
  }
  int nrIng=0;
  for (  Object ingList : mkp.values()) {
    nrIng+=((List)ingList).size();
  }
  log.info(String.format("String_Node_Str",mkp.keySet().size(),nrIng));
}

Fixed version (ground truth):
@Override public void defineSpace(ProgramVariant variant){
  List<CtType<?>> affected=obtainClassesFromScope(variant);
  log.debug("String_Node_Str");
  for (  CtType<?> classToProcess : affected) {
    List<CtCodeElement> ingredients=this.ingredientProcessor.createFixSpace(classToProcess);
    AbstractFixSpaceProcessor.mustClone=true;
    for (    CtCodeElement originalIngredient : ingredients) {
      String keyLocation=mapKey(originalIngredient);
      if (originalIngredient instanceof CtExpression) {
        CtExpression ctExpr=(CtExpression)originalIngredient;
        if (ctExpr.getType() == null) {
          continue;
        }
        List<CtCodeElement> ingredientsKey=getIngrediedientsFromKey(keyLocation,ctExpr);
        if (ConfigurationProperties.getPropertyBool("String_Node_Str")) {
          CtCodeElement templateElement=MutationSupporter.clone(ctExpr);
          formatIngredient(templateElement);
          log.debug("String_Node_Str" + originalIngredient);
          log.debug("String_Node_Str" + templateElement + "String_Node_Str"+ ingredientsKey.contains(templateElement));
          if (ConfigurationProperties.getPropertyBool("String_Node_Str") || !ingredientsKey.contains(templateElement)) {
            ingredientsKey.add(templateElement);
            this.allElementsFromSpace.add(templateElement);
          }
          this.linkTemplateElements.add(templateElement.toString(),originalIngredient);
        }
 else {
          if (ConfigurationProperties.getPropertyBool("String_Node_Str") || !ingredientsKey.contains(originalIngredient)) {
            ingredientsKey.add(originalIngredient);
            this.allElementsFromSpace.add(originalIngredient);
          }
        }
      }
    }
  }
  int nrIng=0;
  for (  Object ingList : mkp.values()) {
    nrIng+=((List)ingList).size();
  }
  this.linkTemplateElements=this.linkTemplateElements.getSorted();
  log.info(String.format("String_Node_Str",mkp.keySet().size(),nrIng));
  this.linkTemplateElements.forEach((e,v) -> log.debug(String.format("String_Node_Str",e,v.size())));
}