parse "gopher://null.host:0/©\x89\xc7\u0089\x1c\u05cd\xb5)'\x1a\xf1.\b\xe2\xb2\xf3\xa3r l\x91E\xc7\xeb\xf21\x93}\xc6\x00\xb6)\xdf/\xb2P8\xd6\xdb": net/url: invalid control character in URL