parse "gopher://null.host:0/Z\x80\xa8X\xaa]\xbd\xb3\xddw\x87\x1a\xf5\x93B*\x92\xf1\x82-b\xef\x10]P\x03\xedýf\x11s)z\xe8\x99Q": net/url: invalid control character in URL