parse "gopher://null.host:0/~G\x1a\\\xe3\xa6Hޗ\xedZ\xd5J\xea\xc5\xcc\xe6O\x8cr\xb9\xed\xdd\x16\xb0!\xa3\xd5]a\x0f\xbd\x15\xae/m\x84\xda\xfb": net/url: invalid control character in URL