parse "gopher://null.host:0/_\xc4@\"\xe1\" 0\x1aE\x1c\x83\x82\x8bR\a\x11TP\xb7V\xeb\x8d\xe2u\x97\xdaپ'\xfb\xb9\xd3\xfd\x0e\xee\xce\xec\x0fg\x8b?\xce7\x93\x9c\xef\xfd\x9e\xf7\x9d\xf3=\xcf\xfb\xbc\xd1[鄈úpV\x17\x1e\xa6\xdbIc\xc3[ʥ\xf1\xba-y": net/url: invalid control character in URL