parse "gopher://null.host:0/¢\x10\x96\x96\a\x8a\xbf\x8a\xbf\xb7x.ۘ\xa7n\x96\x82\xbf*Wη\xfd\xf4iX\xf9\xef\x82w\xf9\x87\xfa\xf7\x9cr\x1df\b\x1a6\x11H\xad\xa93": net/url: invalid control character in URL