parse "gopher://null.host:0/R:\x88\xb0\\\xba\xbc\xf2Ӟ ƪ-\x88o\xf3\x94\x04\x9d/`\x01߽\xac\xca\x0f@ٷ\xe0\x04\xb0\x9ff\xb6\x8dE\x05\xb0\x06\x91\v\xb4.O\x0f\xe8\x06": net/url: invalid control character in URL