parse "gopher://null.host:0/xY\xc1\xcd\x0f\x9a\r\xb9_kշ\x18\xa3\xa9\xda,NǚO\xad?n\xe3\xec\xec\xb9\xf7U\xe0\xbb暂$\xee\x00 (": net/url: invalid control character in URL