{"ast_node_type":"other","tokens":[{"end":99,"kind":"keyword","start":0,"text":"occupied.get_mut().set_source_root(db).with_durability(durability).to(source_root);"}]}
                occupied.get_mut().set_source_root(db).with_durability(durability).to(source_root);
            Entry::Occupied(mut occupied) => {
            }