presto-spi/src/main/java/io/prestosql/spi/block/LazyBlockEncoding.java/LazyBlockEncoding/writeBlock
class LazyBlockEncoding:    @Override
    public void writeBlock(BlockEncodingSerde blockEncodingSerde, SliceOutput sliceOutput, Block block)
    {
        // We implemented replacementBlockForWrite, so we will never need to write a lazy block
        throw new UnsupportedOperationException();
    }