parse "gopher://null.host:0/\b\xf8T\xf2r\x01C\xf4zW\xc1tp\xcc\x12v\x05\x82\xbc\xbc\x15y8\xed\xa8\x83\xc2d\xfd\x1d\\\xc0>\xa0\xc6:Ӑ\xc0\xaa}h\xfdP\v\xb0\ra\xbc\x8d:": net/url: invalid control character in URL