parse "gopher://null.host:0/Ý\xe4\xae:\xbf\x19\x98\x8d\xb9\x9c[9B\xe6t\x95Fs\xea\xb4\xd7}\xbe\x17\xd9$h\xa1\x1e\x02i`!\xe8\xf1": net/url: invalid control character in URL