parse "gopher://t\xa1\x9b\x1a/?%25EF%25BF%25BD%25EF%25BF%25BD%25EF%25BF%25BD%251Ar%25EF%25BF%25BD%25EF%25BF%25BD%255C%25EF%25BF%25BD%250E%2503%25EF%25BF%25BDTy%252Cb%25EF%25BF%25BD%25EF%25BF%25BDJa%25EF%25BF%25BDY%2522%3D%25EF%25BF%25BD%257F%25EF%25BF%25BDL%25EF%25BF%25BD2%25EF%25BF%25BDp%25EF%25BF%25BD%251Ax%25EF%25BF%25BD%251E%25EF%25BF%25BD%25EF%25BF%25BD%253D%25EF%25BF%25BD%25EF%25BF%25BD%2504%25EF%25BF%25BD%25EF%25BF%25BD%25E2%25A3%25A1WQ%25EF%25BF%25BD8%25EF%25BF%25BDBP%25EF%25BF%25BD%25EF%25BF%25BD%255E": net/url: invalid control character in URL