parse "gopher://null.host:0/ÐLV\xe8c\xc05'\xa9U?\x81\xd8\x16*O\xc9\x11\xfb\xc8wQ*gޑ\xb6\x19\x8d\xaa\x1d\xa2Ͷ8\x18l\x84\x05\x97\x88{\xcf`\x85\x88\xd0\x04<[\xb3\xa4\x80": net/url: invalid control character in URL