<BUG>} else {insideList.add(pos);</BUG><CONTEXT>ceilingList.add(pos);fillCeiling(world, pos, state);} else if(isWall(world, pos, state)) {wallList.add(pos);fillWall(world, pos, state);<extra_id_0>fillInside(world, pos, state);}}</CONTEXT>
} else if(isInside(world, pos, state)) {insideList.add(pos);