parse "gopher://null.host:0/D\x8a\xc7\xf7\\F\xe9\x1a\xe7\x99\x12\xfd\xfe \x01ѱ\xea\xb6\xf5\fR\x86\xb1\xce\xce3r\xcc\x10\xd3": net/url: invalid control character in URL