parse "gopher://null.host:0/\x01L\x85X\x02\x8c\xe7\xddXؤK\x98\x17\x02\xe1-\xbb\xb8\xfb\xca.x\xc1F]\xa1]\x18\xcd\x17Ĥ\x03\xc4\a\xc0\x1c&\x8e\xc2": net/url: invalid control character in URL