parse "gopher://null.host:0/bBR\xfe\xfd\x04\xb0v\x06\xff\xa0\by\x89\x8a\x9e=\x01\xa5G\x96.\x98m\x0f\x00\xc0\\{@dUG\xe0\xef\xac\xefdR\xbf\xc3PM\xf6 US3\xa08\x01Us\x12": net/url: invalid control character in URL