parse "gopher://\x89+43Fyu\xc3k\xe7a\x81j\xe7\xc1-\xaf:0/\x18\xb1\xb1\xbc!\xb1\xde\x15h\xab\xa9\x86\xbdn\x80Z\xfc\xc2\xfb}H\x83\xac\xb2,\xae\xbe3\vq\xf5": net/url: invalid control character in URL