Program: 160054
Project: 160054
Buggy source:
@Override public void loadCards(CardsView showCards,SortBy sortBy,boolean piles,BigCard bigCard,UUID gameId){
  this.bigCard=bigCard;
  this.gameId=gameId;
  int landCount=0;
  int creatureCount=0;
  for (  CardView card : showCards.values()) {
    if (!cards.containsKey(card.getId())) {
      addCard(card,bigCard,gameId);
    }
    if (updateCountsCallback != null) {
      if (card.getCardTypes().contains(Constants.CardType.LAND))       landCount++;
      if (card.getCardTypes().contains(Constants.CardType.CREATURE))       creatureCount++;
    }
  }
  for (Iterator<Entry<UUID,CardView>> i=cards.entrySet().iterator(); i.hasNext(); ) {
    Entry<UUID,CardView> entry=i.next();
    if (!showCards.containsKey(entry.getKey())) {
      i.remove();
      if (displayNoCopies) {
        String key=entry.getValue().getName() + entry.getValue().getExpansionSetCode() + entry.getValue().getCardNumber();
        if (cardsNoCopies.containsKey(key)) {
          Integer count=cardsNoCopies.get(key);
          count--;
          if (count > 0) {
            cardsNoCopies.put(key,count);
          }
 else {
            cardsNoCopies.remove(key);
          }
          for (int j=0; j < view.size(); j++) {
            CardView cv=view.get(j);
            if (cv.getId().equals(entry.getKey())) {
              if (count > 0) {
                String key1=cv.getName() + cv.getExpansionSetCode();
                for (                CardView cardView : cards.values()) {
                  String key2=cardView.getName() + cardView.getExpansionSetCode();
                  if ((key1).equals(key2)) {
                    view.set(j,cardView);
                    break;
                  }
                }
              }
 else {
                view.remove(j);
              }
              break;
            }
          }
        }
      }
 else {
        for (        CardView cv : view) {
          if (cv.getId().equals(entry.getKey())) {
            view.remove(cv);
            break;
          }
        }
      }
    }
  }
  if (updateCountsCallback != null) {
    updateCountsCallback.update(cards.size(),creatureCount,landCount);
  }
  sort(1,true);
  drawCards(sortBy,piles);
}

Fixed version (ground truth):
@Override public void loadCards(CardsView showCards,SortBy sortBy,boolean piles,BigCard bigCard,UUID gameId){
  this.bigCard=bigCard;
  this.gameId=gameId;
  int landCount=0;
  int creatureCount=0;
  for (  CardView card : showCards.values()) {
    if (!cards.containsKey(card.getId())) {
      addCard(card,bigCard,gameId);
    }
    if (updateCountsCallback != null) {
      if (card.getCardTypes().contains(Constants.CardType.LAND))       landCount++;
      if (card.getCardTypes().contains(Constants.CardType.CREATURE))       creatureCount++;
    }
  }
  for (Iterator<Entry<UUID,CardView>> i=cards.entrySet().iterator(); i.hasNext(); ) {
    Entry<UUID,CardView> entry=i.next();
    if (!showCards.containsKey(entry.getKey())) {
      i.remove();
      if (displayNoCopies) {
        String key=entry.getValue().getName() + entry.getValue().getExpansionSetCode() + entry.getValue().getCardNumber();
        if (cardsNoCopies.containsKey(key)) {
          Integer count=cardsNoCopies.get(key);
          count--;
          if (count > 0) {
            cardsNoCopies.put(key,count);
          }
 else {
            cardsNoCopies.remove(key);
          }
          for (int j=0; j < view.size(); j++) {
            CardView cv=view.get(j);
            if (cv.getId().equals(entry.getValue().getId())) {
              if (count > 0) {
                String key1=cv.getName() + cv.getExpansionSetCode() + cv.getCardNumber();
                for (                CardView cardView : cards.values()) {
                  String key2=cardView.getName() + cardView.getExpansionSetCode() + cardView.getCardNumber();
                  if ((key1).equals(key2)) {
                    view.set(j,cardView);
                    break;
                  }
                }
              }
 else {
                view.remove(j);
              }
              break;
            }
          }
        }
      }
 else {
        for (        CardView cv : view) {
          if (cv.getId().equals(entry.getKey())) {
            view.remove(cv);
            break;
          }
        }
      }
    }
  }
  if (updateCountsCallback != null) {
    updateCountsCallback.update(cards.size(),creatureCount,landCount);
  }
  sort(1,true);
  drawCards(sortBy,piles);
}