parse "gopher://null.host:0/³\xee\xee\xee\x0e\xc1\xdd\x19\x1c\x82\xfb\xe0\x83s\xffs\u05fd\xeb\xac\xd5\x0f\xfd^\xbb\xbaj\xd7C\xf5,٭?,\xa4\x90\x05\x02\xc7>7Um!\xae\xd2Cp": net/url: invalid control character in URL