changes
                .get_contents(
                    |h| txn.get_external(&h).unwrap().map(|x| x.into()),

            let FileMetadata {
                basename,
                ..
            } = changes
                .get_file_meta(
                    |p| txn.get_external(&p).unwrap().map(From::from),

            path.push(std::str::from_utf8(&name_buf[2..]).unwrap().to_string());

            path.push(basename.to_string());