parse "gopher://null.host:0/$e <\x9f>q|\v\xed\xd4\xe3Vu\x81\xd3\xcc\xf6E}\xe8\xa5\x1a~\xb6\xb5\x94Ȭ\xd5\xe2\xff\x81w\x17.\xa4fw\xb6-": net/url: invalid control character in URL