parse "gopher://null.host:0/µ\x81*\xb3:cv<\xacD*խA\xdfE\xcc\xedU4Q\x9f\xaa\x1c\xbfn\x0e\xd4S)uJ\b\xfa䟞\xf6\x9a\xaaS\x03{k\xf2\xa2\xf5\"\x18Ф\x9e\xff\xfeQ\x90\b\xff\x17\xebYIZ\x85\xf9\x9e\xf3\x9eI\x17": net/url: invalid control character in URL