{"ast_node_type":"variable","tokens":[{"end":67,"kind":"keyword","start":0,"text":"let"}]}
                    let mut self_chunk_words = **other_chunk_words;
                        1 << (*other_chunk_domain_size - ((num_words - 1) * WORD_BITS) as u16) - 1;
                    for word in self_chunk_words[0..num_words].iter_mut().rev() {