parse "gopher://null.host:0/\u008e\xa0\xa2V\x80\xd3\xe9TЩV B\xb4&\x95\xd7M\x9c\x1aS\x05g\x0f\x88Jp\x82?6\x16@E\xad\x80\xd8\xd8X\x05c\xd5": net/url: invalid control character in URL