Program: 157820
Project: 157820
Buggy source:
@Override public boolean chooseTarget(Outcome outcome,Cards cards,TargetCard target,Ability source,Game game){
  updateGameStatePriority("String_Node_Str",game);
  while (!abort) {
    boolean required;
    if (target.isRequiredExplicitlySet()) {
      required=target.isRequired();
    }
 else {
      required=target.isRequired(source);
    }
    if (cards == null) {
      required=false;
    }
 else {
      int count=cards.count(target.getFilter(),game);
      if (count == 0) {
        required=false;
      }
    }
    if (target.getTargets().size() >= target.getNumberOfTargets()) {
      required=false;
    }
    Map<String,Serializable> options=getOptions(target,null);
    List<UUID> chosen=target.getTargets();
    options.put("String_Node_Str",(Serializable)chosen);
    List<UUID> choosable=new ArrayList<>();
    for (    UUID cardId : cards) {
      if (target.canTarget(cardId,cards,game)) {
        choosable.add(cardId);
      }
    }
    if (!choosable.isEmpty()) {
      options.put("String_Node_Str",(Serializable)choosable);
    }
    if (!isExecutingMacro()) {
      game.fireSelectTargetEvent(playerId,new MessageToClient(target.getMessage(),getRelatedObjectName(source,game)),cards,required,options);
    }
    waitForResponse(game);
    if (response.getUUID() != null) {
      if (target.getTargets().contains(response.getUUID())) {
        target.remove(response.getUUID());
      }
 else       if (target.canTarget(response.getUUID(),cards,game)) {
        target.addTarget(response.getUUID(),source,game);
        if (target.doneChosing()) {
          return true;
        }
      }
    }
 else {
      if (target.getTargets().size() >= target.getNumberOfTargets()) {
        return true;
      }
      if (!required) {
        return false;
      }
    }
  }
  return false;
}

Fixed version (ground truth):
@Override public boolean chooseTarget(Outcome outcome,Cards cards,TargetCard target,Ability source,Game game){
  updateGameStatePriority("String_Node_Str",game);
  while (!abort) {
    boolean required;
    if (target.isRequiredExplicitlySet()) {
      required=target.isRequired();
    }
 else {
      required=target.isRequired(source);
    }
    if (cards == null) {
      required=false;
    }
 else {
      int count=cards.count(target.getFilter(),game);
      if (count == 0) {
        required=false;
      }
    }
    if (target.getTargets().size() >= target.getNumberOfTargets()) {
      required=false;
    }
    Map<String,Serializable> options=getOptions(target,null);
    List<UUID> chosen=target.getTargets();
    options.put("String_Node_Str",(Serializable)chosen);
    List<UUID> choosable=new ArrayList<>();
    for (    UUID cardId : cards) {
      if (target.canTarget(cardId,cards,game)) {
        choosable.add(cardId);
      }
    }
    if (!choosable.isEmpty()) {
      options.put("String_Node_Str",(Serializable)choosable);
    }
    if (!isExecutingMacro()) {
      game.fireSelectTargetEvent(playerId,new MessageToClient(target.getMessage(),getRelatedObjectName(source,game)),cards,required,options);
    }
    prepareForResponse(game);
    waitForResponse(game);
    if (response.getUUID() != null) {
      if (target.getTargets().contains(response.getUUID())) {
        target.remove(response.getUUID());
      }
 else       if (target.canTarget(response.getUUID(),cards,game)) {
        target.addTarget(response.getUUID(),source,game);
        if (target.doneChosing()) {
          return true;
        }
      }
    }
 else {
      if (target.getTargets().size() >= target.getNumberOfTargets()) {
        return true;
      }
      if (!required) {
        return false;
      }
    }
  }
  return false;
}