parse "gopher://null.host:0/Î\xf4c\x99\xf5Q6\xe0\xe8\x9d\x17\xc6)L\x18\x14 \xf30\xc0t\x95\x196\xb1 \x90\x80\xba\xb5\x17\xa6\x12\xe7\x05\x96\xf0q\x8cKV": net/url: invalid control character in URL