parse "gopher://null.host:0/\x01\xe5i\x8evs\xa2\xe6\xd7ki\x90\xb4\xa6\xac\xc2u'o\x9b\x83Y\xdf\x03\xb1c\x03\x86\x97j\x81\x87\xfe\xb5\x18": net/url: invalid control character in URL