parse "gopher://null.host:0/ÿ5S\xb5\xf9\x80֭\xf6c\xd4ʦwyLt4X\xb3ڱ̋/\xf3\x9c٭\xd8 \xf8\xbd\xdekf\xec\xe1\x15I\xad\x9b\x1d\xceA\an*\xfb\x89": net/url: invalid control character in URL