parse "gopher://null.host:0/)\xcb\\T-`\xd1\xe5\x04LG\xaagh\x83\x98\xa4\xa7\xc8yW\xb5]MO\xe5\xb5$P\x06\x97\xf4\xf4]O\xf9\x99\xb0\xa8*hK\xfcq-\x8b\x1d\xb1$\v\xb3clw\x8brY\xb6;\xc0?ֺi\xbb\xca\xf2\xa1": net/url: invalid control character in URL