Program: 133937
Project: 133937
Buggy source:
@SuppressWarnings("String_Node_Str") public static boolean softenLanding(Player player){
  Block block=player.getLocation().getBlock().getRelative(BlockFace.DOWN);
  BendingPlayer bPlayer=BendingPlayer.getBendingPlayer(player);
  if (bPlayer == null) {
    return false;
  }
 else   if (bPlayer.canMetalbend() && ElementalAbility.isMetalBlock(block)) {
    return true;
  }
  if (EarthAbility.isEarthbendable(player,block) || ElementalAbility.isTransparent(player,block)) {
    if (!ElementalAbility.isTransparent(player,block)) {
      MaterialData type=block.getState().getData();
      if (GeneralMethods.isSolid(block.getRelative(BlockFace.DOWN))) {
        if (type.getItemType() == Material.RED_SANDSTONE) {
          byte data=(byte)0x1;
          block.setType(Material.SAND);
          block.setData(data);
        }
 else {
          block.setType(Material.SAND);
        }
        if (!SAND_BLOCKS.containsKey(block)) {
          SAND_ID_ENTITIES.put(block,type);
          SAND_BLOCKS.put(block,System.currentTimeMillis());
        }
      }
    }
    for (    Block affectedBlock : GeneralMethods.getBlocksAroundPoint(block.getLocation(),2)) {
      if (EarthAbility.isEarthbendable(player,affectedBlock)) {
        if (GeneralMethods.isSolid(affectedBlock.getRelative(BlockFace.DOWN))) {
          MaterialData type=affectedBlock.getState().getData();
          if (type.getItemType() == Material.RED_SANDSTONE) {
            byte data=(byte)0x1;
            affectedBlock.setType(Material.SAND);
            affectedBlock.setData(data);
          }
 else {
            affectedBlock.setType(Material.SAND);
          }
          if (!SAND_BLOCKS.containsKey(affectedBlock)) {
            SAND_ID_ENTITIES.putIfAbsent(affectedBlock,type);
            SAND_BLOCKS.put(affectedBlock,System.currentTimeMillis());
          }
        }
      }
    }
    return true;
  }
  return EarthAbility.isEarthbendable(player,block) || EarthAbility.isTransparent(player,block);
}

Fixed version (ground truth):
@SuppressWarnings("String_Node_Str") public static boolean softenLanding(Player player){
  Block block=player.getLocation().getBlock().getRelative(BlockFace.DOWN);
  BendingPlayer bPlayer=BendingPlayer.getBendingPlayer(player);
  if (bPlayer == null) {
    return false;
  }
 else   if (bPlayer.canMetalbend() && ElementalAbility.isMetalBlock(block)) {
    return true;
  }
  if (EarthAbility.isEarthbendable(player,block) || ElementalAbility.isTransparent(player,block)) {
    if (!ElementalAbility.isTransparent(player,block)) {
      MaterialData type=block.getState().getData();
      if (GeneralMethods.isSolid(block.getRelative(BlockFace.DOWN))) {
        if (type.getItemType() == Material.RED_SANDSTONE) {
          byte data=(byte)0x1;
          block.setType(Material.SAND);
          block.setData(data);
        }
 else {
          block.setType(Material.SAND);
        }
        if (!SAND_BLOCKS.containsKey(block)) {
          SAND_ID_ENTITIES.put(block,type);
          SAND_BLOCKS.put(block,System.currentTimeMillis());
        }
      }
    }
    for (    Block affectedBlock : GeneralMethods.getBlocksAroundPoint(block.getLocation(),2)) {
      if (EarthAbility.isEarthbendable(player,affectedBlock)) {
        if (GeneralMethods.isSolid(affectedBlock.getRelative(BlockFace.DOWN))) {
          MaterialData type=affectedBlock.getState().getData();
          if (type.getItemType() == Material.RED_SANDSTONE) {
            byte data=(byte)0x1;
            affectedBlock.setType(Material.SAND);
            affectedBlock.setData(data);
          }
 else {
            affectedBlock.setType(Material.SAND);
          }
          if (!SAND_BLOCKS.containsKey(affectedBlock)) {
            SAND_ID_ENTITIES.putIfAbsent(affectedBlock,type);
            SAND_BLOCKS.put(affectedBlock,System.currentTimeMillis());
          }
        }
      }
    }
    return true;
  }
  return (TempBlock.isTempBlock(block) && EarthAbility.isEarthbendable(TempBlock.get(block).getBlock().getType())) || EarthAbility.isEarthbendable(player,block) || EarthAbility.isTransparent(player,block);
}