Program: 133890
Project: 133890
Buggy source:
@SuppressWarnings("String_Node_Str") @Override public void progress(){
  if (!bPlayer.canBendIgnoreBindsCooldowns(this)) {
    remove();
    return;
  }
  if (System.currentTimeMillis() - time >= interval) {
    time=System.currentTimeMillis();
    if (isAtDestination) {
      remove();
      return;
    }
 else     if (!isEarthbendable(sourceBlock) && sourceBlock.getType() != Material.COBBLESTONE) {
      remove();
      return;
    }
    if (!isProgressing && !isAtDestination) {
      if (sourceBlock == null || !bPlayer.getBoundAbilityName().equals(getName())) {
        remove();
        return;
      }
 else       if (!player.getWorld().equals(sourceBlock.getWorld())) {
        remove();
        return;
      }
 else       if (sourceBlock.getLocation().distanceSquared(player.getLocation()) > selectRange * selectRange) {
        remove();
        return;
      }
    }
    if (isAtDestination) {
      remove();
      return;
    }
 else {
      if (!isProgressing) {
        return;
      }
      if (sourceBlock.getY() == firstDestination.getBlockY()) {
        isSettingUp=false;
      }
      Vector direction;
      if (isSettingUp) {
        direction=GeneralMethods.getDirection(location,firstDestination).normalize();
      }
 else {
        direction=GeneralMethods.getDirection(location,destination).normalize();
      }
      location=location.clone().add(direction);
      Block block=location.getBlock();
      WaterAbility.removeWaterSpouts(location,player);
      AirAbility.removeAirSpouts(location,player);
      if (block.getLocation().equals(sourceBlock.getLocation())) {
        location=location.clone().add(direction);
        block=location.getBlock();
      }
      if (isTransparent(block) && !block.isLiquid()) {
        GeneralMethods.breakBlock(block);
      }
 else       if (!isSettingUp) {
        remove();
        return;
      }
 else {
        location=location.clone().subtract(direction);
        direction=GeneralMethods.getDirection(location,destination).normalize();
        location=location.clone().add(direction);
        WaterAbility.removeWaterSpouts(location,player);
        AirAbility.removeAirSpouts(location,player);
        if (EarthBlast.annihilateBlasts(location,collisionRadius,player) || WaterManipulation.annihilateBlasts(location,collisionRadius,player) || FireBlast.annihilateBlasts(location,collisionRadius,player)) {
          remove();
          return;
        }
        Combustion.removeAroundPoint(location,collisionRadius);
        Block block2=location.getBlock();
        if (block2.getLocation().equals(sourceBlock.getLocation())) {
          location=location.clone().add(direction);
          block2=location.getBlock();
        }
        if (isTransparent(block) && !block.isLiquid()) {
          GeneralMethods.breakBlock(block);
        }
 else {
          remove();
          return;
        }
      }
      for (      Entity entity : GeneralMethods.getEntitiesAroundPoint(location,collisionRadius)) {
        if (GeneralMethods.isRegionProtectedFromBuild(this,entity.getLocation())) {
          continue;
        }
        if (entity instanceof LivingEntity && (entity.getEntityId() != player.getEntityId() || canHitSelf)) {
          AirAbility.breakBreathbendingHold(entity);
          Location location=player.getEyeLocation();
          Vector vector=location.getDirection();
          entity.setVelocity(vector.normalize().multiply(pushFactor));
          double damage=this.damage;
          if (isMetal(sourceBlock) && bPlayer.canMetalbend()) {
            damage=getMetalAugment(damage);
          }
          DamageHandler.damageEntity(entity,damage,this);
          isProgressing=false;
        }
      }
      if (!isProgressing) {
        remove();
        return;
      }
      if (isEarthRevertOn()) {
        sourceBlock.setType(sourceType);
        sourceBlock.setData(sourceData);
        if (sourceBlock.getType() == Material.RED_SANDSTONE && sourceType == Material.SAND) {
          sourceBlock.setData((byte)0x1);
        }
        moveEarthBlock(sourceBlock,block);
        if (block.getType() == Material.SAND) {
          block.setType(Material.SANDSTONE);
        }
        if (block.getType() == Material.GRAVEL) {
          block.setType(Material.STONE);
        }
      }
 else {
        block.setType(sourceBlock.getType());
        sourceBlock.setType(Material.AIR);
      }
      sourceBlock=block;
      if (location.distanceSquared(destination) < 1) {
        if (sourceType == Material.SAND || sourceType == Material.GRAVEL) {
          isProgressing=false;
          if (sourceBlock.getType() == Material.RED_SANDSTONE) {
            sourceType=Material.SAND;
            sourceBlock.setType(sourceType);
            sourceBlock.setData((byte)0x1);
          }
 else {
            sourceBlock.setType(sourceType);
          }
        }
        isAtDestination=true;
        isProgressing=false;
      }
      return;
    }
  }
}

Fixed version (ground truth):
@SuppressWarnings("String_Node_Str") @Override public void progress(){
  if (!bPlayer.canBendIgnoreBindsCooldowns(this)) {
    remove();
    return;
  }
  if (System.currentTimeMillis() - time >= interval) {
    time=System.currentTimeMillis();
    if (isAtDestination) {
      remove();
      return;
    }
 else     if (!isEarthbendable(sourceBlock) && sourceBlock.getType() != Material.COBBLESTONE) {
      remove();
      return;
    }
    if (!isProgressing && !isAtDestination) {
      if (sourceBlock == null || !bPlayer.getBoundAbilityName().equals(getName())) {
        remove();
        return;
      }
 else       if (!player.getWorld().equals(sourceBlock.getWorld())) {
        remove();
        return;
      }
 else       if (sourceBlock.getLocation().distanceSquared(player.getLocation()) > selectRange * selectRange) {
        remove();
        return;
      }
    }
    if (isAtDestination) {
      remove();
      return;
    }
 else {
      if (!isProgressing) {
        return;
      }
      if (sourceBlock.getY() == firstDestination.getBlockY()) {
        isSettingUp=false;
      }
      Vector direction;
      if (isSettingUp) {
        direction=GeneralMethods.getDirection(location,firstDestination).normalize();
      }
 else {
        direction=GeneralMethods.getDirection(location,destination).normalize();
      }
      location=location.clone().add(direction);
      Block block=location.getBlock();
      WaterAbility.removeWaterSpouts(location,player);
      AirAbility.removeAirSpouts(location,player);
      EarthAbility.removeSandSpouts(location,player);
      if (block.getLocation().equals(sourceBlock.getLocation())) {
        location=location.clone().add(direction);
        block=location.getBlock();
      }
      if (isTransparent(block) && !block.isLiquid()) {
        GeneralMethods.breakBlock(block);
      }
 else       if (!isSettingUp) {
        remove();
        return;
      }
 else {
        location=location.clone().subtract(direction);
        direction=GeneralMethods.getDirection(location,destination).normalize();
        location=location.clone().add(direction);
        WaterAbility.removeWaterSpouts(location,player);
        AirAbility.removeAirSpouts(location,player);
        EarthAbility.removeSandSpouts(location,player);
        if (EarthBlast.annihilateBlasts(location,collisionRadius,player) || WaterManipulation.annihilateBlasts(location,collisionRadius,player) || FireBlast.annihilateBlasts(location,collisionRadius,player)) {
          remove();
          return;
        }
        Combustion.removeAroundPoint(location,collisionRadius);
        Block block2=location.getBlock();
        if (block2.getLocation().equals(sourceBlock.getLocation())) {
          location=location.clone().add(direction);
          block2=location.getBlock();
        }
        if (isTransparent(block) && !block.isLiquid()) {
          GeneralMethods.breakBlock(block);
        }
 else {
          remove();
          return;
        }
      }
      for (      Entity entity : GeneralMethods.getEntitiesAroundPoint(location,collisionRadius)) {
        if (GeneralMethods.isRegionProtectedFromBuild(this,entity.getLocation())) {
          continue;
        }
        if (entity instanceof LivingEntity && (entity.getEntityId() != player.getEntityId() || canHitSelf)) {
          AirAbility.breakBreathbendingHold(entity);
          Location location=player.getEyeLocation();
          Vector vector=location.getDirection();
          entity.setVelocity(vector.normalize().multiply(pushFactor));
          double damage=this.damage;
          if (isMetal(sourceBlock) && bPlayer.canMetalbend()) {
            damage=getMetalAugment(damage);
          }
          DamageHandler.damageEntity(entity,damage,this);
          isProgressing=false;
        }
      }
      if (!isProgressing) {
        remove();
        return;
      }
      if (isEarthRevertOn()) {
        sourceBlock.setType(sourceType);
        sourceBlock.setData(sourceData);
        if (sourceBlock.getType() == Material.RED_SANDSTONE && sourceType == Material.SAND) {
          sourceBlock.setData((byte)0x1);
        }
        moveEarthBlock(sourceBlock,block);
        if (block.getType() == Material.SAND) {
          block.setType(Material.SANDSTONE);
        }
        if (block.getType() == Material.GRAVEL) {
          block.setType(Material.STONE);
        }
      }
 else {
        block.setType(sourceBlock.getType());
        sourceBlock.setType(Material.AIR);
      }
      sourceBlock=block;
      if (location.distanceSquared(destination) < 1) {
        if (sourceType == Material.SAND || sourceType == Material.GRAVEL) {
          isProgressing=false;
          if (sourceBlock.getType() == Material.RED_SANDSTONE) {
            sourceType=Material.SAND;
            sourceBlock.setType(sourceType);
            sourceBlock.setData((byte)0x1);
          }
 else {
            sourceBlock.setType(sourceType);
          }
        }
        isAtDestination=true;
        isProgressing=false;
      }
      return;
    }
  }
}