parse "gopher://null.host:0/î\xbc\xf2/\x85\x95c\xce\x16\xa0\xef\xff\xa9\x1c\xbb뉺\xd1\x19\xcd\x18\xb3\x9e\xe2\x17\x00P\xe3\x01\xa8=\xf6`A@\xec\xe6\x8e\xfe\xbcM\xec\x19\xb6]lMdsЬ": net/url: invalid control character in URL