parse "gopher://null.host:0/ü\x80^\xac\xf3e&\xf7\xe6\xc4\x1c}\xb0Ll\xa8\xf3\xed\x9aЛ\x14\xae\xb2\xe7\xb9\"\xfeM\xd4\a\x88\x9c\x9b\xb3Ѵ[": net/url: invalid control character in URL