parse "gopher://J\xc7Y\xd5\b<\xe02\xddk\xb30\xfb\x80\x97\xf7b\x84\xcdW\xb5+\a\x8e\xc7g\xc8B'\x17A9\x90\x89c\xc9\xe9t\xe6\xcfo\x8e/": net/url: invalid control character in URL