parse "gopher://4V\x97\xf1\xb7~tn\xfb\x00\x82H\a\xc6\xe0nn\x1a^\x9b\x82zl\xe7\b\xc4%$\x9f\xb0\xdd\xce\xc1\x8a\a\\\xc8ҥ/": net/url: invalid control character in URL