parse "gopher://null.host:0/5\x04\f\xc8\x12\x14$\x9c\b\xc0I\x98\x10\x06:8\x89\x10M\x03\x82\xe9\xe80\xea/\xf6\xc0\xf0\xc8 2\x12F\a\xe0,B$\x9b\x18\x01Ɔ\xcb@l\b\x13\x17\xce@\xc1\xe8\x98\x10": net/url: invalid control character in URL