parse "gopher://null.host:0/ãS\x82\xb8b\x11٧\x8d\xb9W]k\x96\xf2 \xe5\xf9\xf02c\xea\a\xe51q\xa1\x00[\xbfV\x8b1\xc0O\x0f\xe7\xba/\xb3": net/url: invalid control character in URL