Program: 159022
Project: 159022
Buggy source:
@Override public boolean apply(Game game,Ability source){
  game.getPlayerList();
  Player controller=game.getPlayer(source.getControllerId());
  if (controller != null) {
    PlayerList playerList=game.getPlayerList();
    playerList.setCurrent(game.getActivePlayerId());
    Player player=game.getPlayer(game.getActivePlayerId());
    do {
      ArrayList<Permanent> permanentsToTop=new ArrayList<>();
      ArrayList<Permanent> permanentsToBottom=new ArrayList<>();
      for (      Permanent permanent : game.getState().getBattlefield().getActivePermanents(new FilterAttackingCreature(),player.getId(),source.getSourceId(),game)) {
        if (permanent.getOwnerId().equals(player.getId())) {
          if (player.chooseUse(outcome,"String_Node_Str" + permanent.getLogName() + "String_Node_Str",game)) {
            permanentsToTop.add(permanent);
            game.informPlayers(permanent.getLogName() + "String_Node_Str" + player.getName()+ "String_Node_Str");
          }
 else {
            permanentsToBottom.add(permanent);
            game.informPlayers(permanent.getLogName() + "String_Node_Str" + player.getName()+ "String_Node_Str");
          }
        }
      }
      Cards cards=new CardsImpl();
      ArrayList<Permanent> toLibrary=new ArrayList<>();
      for (      Permanent permanent : permanentsToTop) {
        if (permanent instanceof PermanentToken) {
          toLibrary.add(permanent);
        }
 else {
          Card card=game.getCard(permanent.getId());
          if (card != null) {
            cards.add(card);
          }
        }
      }
      TargetCard target=new TargetCard(Zone.BATTLEFIELD,new FilterCard("String_Node_Str"));
      while (player.isInGame() && cards.size() > 1) {
        player.choose(Outcome.Neutral,cards,target,game);
        Card card=cards.get(target.getFirstTarget(),game);
        if (card != null) {
          cards.remove(card);
          Permanent permanent=game.getPermanent(card.getId());
          if (permanent != null) {
            toLibrary.add(permanent);
          }
        }
        target.clearChosen();
      }
      if (cards.size() == 1) {
        Card card=cards.get(cards.iterator().next(),game);
        Permanent permanent=game.getPermanent(card.getId());
        if (permanent != null) {
          toLibrary.add(permanent);
        }
      }
      for (      Permanent permanent : toLibrary) {
        player.moveCardToLibraryWithInfo(permanent,source.getSourceId(),game,Zone.BATTLEFIELD,true,false);
      }
      cards.clear();
      toLibrary.clear();
      for (      Permanent permanent : permanentsToBottom) {
        if (permanent instanceof PermanentToken) {
          toLibrary.add(permanent);
        }
 else {
          Card card=game.getCard(permanent.getId());
          if (card != null) {
            cards.add(card);
          }
        }
      }
      target=new TargetCard(Zone.BATTLEFIELD,new FilterCard("String_Node_Str"));
      while (player.isInGame() && cards.size() > 1) {
        player.choose(Outcome.Neutral,cards,target,game);
        Card card=cards.get(target.getFirstTarget(),game);
        if (card != null) {
          cards.remove(card);
          Permanent permanent=game.getPermanent(card.getId());
          if (permanent != null) {
            toLibrary.add(permanent);
          }
        }
        target.clearChosen();
      }
      if (cards.size() == 1) {
        Card card=cards.get(cards.iterator().next(),game);
        Permanent permanent=game.getPermanent(card.getId());
        if (permanent != null) {
          toLibrary.add(permanent);
        }
      }
      for (      Permanent permanent : toLibrary) {
        player.moveCardToLibraryWithInfo(permanent,source.getSourceId(),game,Zone.BATTLEFIELD,false,false);
      }
      player=playerList.getNext(game);
    }
 while (player != null && !player.getId().equals(game.getActivePlayerId()));
    return true;
  }
  return false;
}

Fixed version (ground truth):
@Override public boolean apply(Game game,Ability source){
  game.getPlayerList();
  Player controller=game.getPlayer(source.getControllerId());
  if (controller != null) {
    PlayerList playerList=game.getPlayerList();
    playerList.setCurrent(game.getActivePlayerId());
    Player player=game.getPlayer(game.getActivePlayerId());
    Player activePlayer=player;
    do {
      ArrayList<Permanent> permanentsToTop=new ArrayList<>();
      ArrayList<Permanent> permanentsToBottom=new ArrayList<>();
      for (      Permanent permanent : game.getState().getBattlefield().getActivePermanents(new FilterAttackingCreature(),player.getId(),source.getSourceId(),game)) {
        if (permanent.getOwnerId().equals(player.getId())) {
          if (player.chooseUse(outcome,"String_Node_Str" + permanent.getLogName() + "String_Node_Str",game)) {
            permanentsToTop.add(permanent);
            game.informPlayers(permanent.getLogName() + "String_Node_Str" + player.getName()+ "String_Node_Str");
          }
 else {
            permanentsToBottom.add(permanent);
            game.informPlayers(permanent.getLogName() + "String_Node_Str" + player.getName()+ "String_Node_Str");
          }
        }
      }
      Cards cards=new CardsImpl();
      ArrayList<Permanent> toLibrary=new ArrayList<>();
      for (      Permanent permanent : permanentsToTop) {
        if (permanent instanceof PermanentToken) {
          toLibrary.add(permanent);
        }
 else {
          Card card=game.getCard(permanent.getId());
          if (card != null) {
            cards.add(card);
          }
        }
      }
      TargetCard target=new TargetCard(Zone.BATTLEFIELD,new FilterCard("String_Node_Str"));
      while (cards.size() > 1) {
        if (!player.isInGame()) {
          return false;
        }
        player.choose(Outcome.Neutral,cards,target,game);
        Card card=cards.get(target.getFirstTarget(),game);
        if (card != null) {
          cards.remove(card);
          Permanent permanent=game.getPermanent(card.getId());
          if (permanent != null) {
            toLibrary.add(permanent);
          }
        }
        target.clearChosen();
      }
      if (cards.size() == 1) {
        Card card=cards.get(cards.iterator().next(),game);
        Permanent permanent=game.getPermanent(card.getId());
        if (permanent != null) {
          toLibrary.add(permanent);
        }
      }
      for (      Permanent permanent : toLibrary) {
        player.moveCardToLibraryWithInfo(permanent,source.getSourceId(),game,Zone.BATTLEFIELD,true,false);
      }
      cards.clear();
      toLibrary.clear();
      for (      Permanent permanent : permanentsToBottom) {
        if (permanent instanceof PermanentToken) {
          toLibrary.add(permanent);
        }
 else {
          Card card=game.getCard(permanent.getId());
          if (card != null) {
            cards.add(card);
          }
        }
      }
      target=new TargetCard(Zone.BATTLEFIELD,new FilterCard("String_Node_Str"));
      while (player.isInGame() && cards.size() > 1) {
        player.choose(Outcome.Neutral,cards,target,game);
        Card card=cards.get(target.getFirstTarget(),game);
        if (card != null) {
          cards.remove(card);
          Permanent permanent=game.getPermanent(card.getId());
          if (permanent != null) {
            toLibrary.add(permanent);
          }
        }
        target.clearChosen();
      }
      if (cards.size() == 1) {
        Card card=cards.get(cards.iterator().next(),game);
        Permanent permanent=game.getPermanent(card.getId());
        if (permanent != null) {
          toLibrary.add(permanent);
        }
      }
      for (      Permanent permanent : toLibrary) {
        player.moveCardToLibraryWithInfo(permanent,source.getSourceId(),game,Zone.BATTLEFIELD,false,false);
      }
      player=playerList.getNext(game);
    }
 while (player != null && !player.getId().equals(game.getActivePlayerId()) && activePlayer.isInGame());
    return true;
  }
  return false;
}