parse "gopher://+&\x89\xe3\xb2b\x1fX\x8a\b\x90\xb8\xcd\x1e\xfd\\\xff\xd9A\x11\xfce\xac\f͔\b/?%25EF%25BF%25BD%2505A%25EF%25BF%25BD%25CF%2582W%25EF%25BF%25BDE%2BPS%25EF%25BF%25BD%2511C%3D%25EF%25BF%25BDuZ%25EF%25BF%25BD%251B%25EF%25BF%25BD%255DzJ%25EF%25BF%25BD4C%25EF%25BF%25BD%25EF%25BF%25BD%25EF%25BF%25BD%25EF%25BF%25BD%25EF%25BF%25BD%25EF%25BF%25BD%25EF%25BF%25BD%257D%2514%2521%25EF%25BF%25BDr%25EF%25BF%25BDlEuG%25E7%25AC%25AAzq%25EF%25BF%25BD%25EF%25BF%25BD%25EF%25BF%25BDT%25EF%25BF%25BDW%2B%25EF%25BF%25BD%25EF%25BF%25BD0%25EF%25BF%25BD%25EF%25BF%25BD": net/url: invalid control character in URL