parse "gopher://null.host:0/®\x03\xf1Gnn\xfb(\xf5x\xbc\x1a\f\xeebc\xfe\x03ZWLC4VoUxX\x19\xceB\xe7lU|;\x04a\xf4\xb9^\xba{\xbb\xec\xe4X\xe8": net/url: invalid control character in URL