parse "gopher://null.host:0/(Ť\x01\x11*^*\xddߕ\xf7'\x98\x80\xc9\x1c\r3\xbd\x87>x\xa0\xe6[!\xa6|C\xcf\xfdb\x16\xf4\x05'5\x7f": net/url: invalid control character in URL