parse "gopher://null.host:0/H&\xc3C^\xf2\x06\xe5!L\xa2\x80\x12\x95G1(eA\x84\x10 \xf2\xdc@\x05\xa3\xab[\xcb)*\xaf\xe2Qi\xf1\x85 BU@\x05\xa5.⫊\x1c\x8b\xf5\x81բ\xa2e\xd5\x16Ze\xebV\xbd\x13?{\xdc\xc1v\xcf\xe9\xfe\xb1g\xf7\xcc\xf9\xee\x99\xef\xce\xfd\xdd\xef\xde\xfb\xfd\xee=\xc3\xe5\xf0\xcd8\\.W\xbc(": net/url: invalid control character in URL