parse "gopher://null.host:0/\x04\x9a\xb2M\x1d)˾O_P\x16r\x03\xe9x\x98\f\xbdC}u\xfbi\xff=\xee\xcd\xd5X\xd8S\x1d\xb9\xfe\x02幾@p\xc1\x1b\x067i": net/url: invalid control character in URL