parse "gopher://null.host:0/\u0097$Ӳ\xf3\xeb\xcc\xf2\xdfn\x9b1\\ ,\x97htHE<,\x85c\xe7\x83ܷx\x1a<@\x80G\x0e\xe4\b.\x1f\xaeR\x10\xdc ~\xb1Տ\x95S\xbc\xd2\x00y\xbc\b\xa5`\xf0;\xdfUJ\xa7s1\xac\xb3\xbf!'Oݶ7\xc8g\xc5\x02H\xcc\x0e?cx": net/url: invalid control character in URL