{"ast_node_type":"function","tokens":[{"end":79,"kind":"keyword","start":0,"text":"r#\"fn"}]}
            r#"fn main() { let (krate, _crate_def_map$0, module_id) = var; }"#,
        do_check(
            &["_crate_def_map", "_crate_def_map, ", "(krate, _crate_def_map, module_id)"],