parse "gopher://\x84\xf3\x85i\x8e\x8c\xcc\xd5\x1f\xa2l\x02i\x10-k/܀\xfe\x9f\x83\xa57\xa9=tw\xb7\xe8.\xfb:0/ò\xf8\x8c": net/url: invalid control character in URL