parse "gopher://null.host:0/\x16\xc7<8;\xa0\xc0\x8c\xb7i\xa7,\xc3\xc6\xc0\xfc\x1c_ \x15\xd1>\vϷ\xden\xfc\x86\x97\x9d䑣B\xc5\xf1\x82\xa0ui.c\x99\x90\xda\xf7\x039q\xcd\x0fE9\x86\xcb\r\x91\xb1qws\xe8\xd74\xaa\xbb\x90\xfd": net/url: invalid control character in URL