parse "gopher://\xdfB`\xf0\x06\xd7s\x1b\xdb\xca\x02X\xe7\xfc\x9e\x8f\xf1ē\bʼn\x9b\xb6\xfc\xdb\xe1\x98\xce\xe0\xd6@\xcceH\xde\xdc\xf9\xc6\xc0.\xae\xed*\xd3\xe6./": net/url: invalid control character in URL