parse "gopher://null.host:0/üK\xdeG\xc1\xaf\xd8\x1a\x9dV\xae\xe0\xfd 7M\x8f\x18J\xf37\xfaZ\x05-u\xf0P\f\x80\x16\xa5i\xfe\xfe\xe8\xc6>\x8d\x1a-\xb9\xb2\x95\xb5F\xccC`]!\x8eS\x84\xd7\xf1I\x9a": net/url: invalid control character in URL