parse "gopher://U\b{c\xffk\xdd\x1e6.\x81]\x96\x06\x17\x1e\xea\xdb\xe0\xa4\xff\xb2\x82:0/Ág \xad\xfaf\x05\xffm@\x98t\x00f\x12\xa9F": net/url: invalid control character in URL