parse "gopher://null.host:0/\x1de\xe0UQt\x999\xfe\xea\xf7\x15\xa3\x10\xcbs\xacEJ!\xf1\xbcƂ\x8f\xf2o2ݡ\x10\x18\x94\xbb0\xa2w": net/url: invalid control character in URL