parse "gopher://{\xef\x00h@\x0e^\x06\x88\x86\xaa\x0e'$+\xef7,G\xed\xca]F\x19\x9f{\xcd\x05@}\xf9\xae\xd8r@/?%25EF%25BF%25BD~%25255%25EF%25BF%25BDr%2502%25EF%25BF%25BD%25EF%25BF%25BD%25EF%25BF%25BD.%25EF%25BF%25BD%2502%3D%25EF%25BF%25BD%25EF%25BF%25BD%25EF%25BF%25BD%25EF%25BF%25BDOs%25EF%25BF%25BD%25EF%25BF%25BDT%2512%253A%25EF%25BF%25BD%2522%2514X%2519u%25EF%25BF%25BD7%25EF%25BF%25BD%25EF%25BF%25BDN%25EF%25BF%25BD%25EF%25BF%25BD%2505%25EF%25BF%25BD%250E%25EF%25BF%25BD7%25EF%25BF%25BDD%251C%25EF%25BF%25BDw%25EF%25BF%25BD": net/url: invalid control character in URL