error: cacheable requires cache
 --> tests/cacheable/fail_missing_cache.rs:4:19
  |
4 |       let _future = cacheable!(
  |  ___________________^
5 | |         key = "value:1",
6 | |         load = || async { Ok::<_, std::io::Error>(1_u64) },
7 | |     );
  | |_____^
  |
  = note: this error originates in the macro `cacheable` (in Nightly builds, run with -Z macro-backtrace for more info)
