tests/ui/no_effect_async_fn.stderr

error: binding to `_` prefixed variable with no side-effect
  --> tests/ui/no_effect_async_fn.rs:20:17
   |
LL |             let _c = 0;
   |                 ^^
   |
   = note: `-D clippy::no-effect-underscore-binding` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::no_effect_underscore_binding)]`

error: binding to `_` prefixed variable with no side-effect
  --> tests/ui/no_effect_async_fn.rs:13:13
   |
LL |         let _a = 0;
   |             ^^

error: binding to `_` prefixed variable with no side-effect
  --> tests/ui/no_effect_async_fn.rs:39:13
   |
LL |         let _c = 0;
   |             ^^

error: binding to `_` prefixed variable with no side-effect
  --> tests/ui/no_effect_async_fn.rs:32:9
   |
LL |     let _a = 0;
   |         ^^

error: aborting due to 4 previous errors