parse "gopher://null.host:0/\x17>\xa8\xc8\b\xe7KMȽ8\xa0 iF2IJ\x81w\x94r\x94>>ӝ\x83.\x95v4ׄnQ\x96y\xdd\xfdp\x97\xbe,\xe0>-\xb6˙\x1dC\x8a\x92\xdd\x16>>4\xf4\v\xeb": net/url: invalid control character in URL