parse "gopher://null.host:0/\x05e\xd2x\x04\xf9\v\x82x\xfe/4\xa0ӧ\x82\x06\x91\x18\xf9\xd6\a\xbd3\x85ƌ\x8b\xafe\xeb\x8e\xd2\xe4\xab\xdf\x06": net/url: invalid control character in URL