parse "gopher://null.host:0/\u008b\xbcf\"\xb2|\xa6jK9\xb5\x05o\xa6\b\xf7!\xa4\x03O\xb9M\x0e\x8e\x93^\xbc<\x82\xf1 \x8fOt\xd5'\xe0\xc9'z\xf0J": net/url: invalid control character in URL