src/test/ui/type-alias-impl-trait/issue-74280.stderr

   1 error[E0308]: mismatched types
   2   --> $DIR/issue-74280.rs:9:5
   3    |
   4 LL | type Test = impl Copy;
   5    |             --------- the expected opaque type
   6 LL |
   7 LL | fn test() -> Test {
   8    |              ---- expected `Test` because of return type
   9 LL |     let y = || -> Test { () };
  10 LL |     7
  11    |     ^ expected `()`, found integer
  12    |
  13    = note: expected opaque type `Test`
  14                      found type `{integer}`
  15
  16 error: aborting due to previous error
  17
  18 For more information about this error, try `rustc --explain E0308`.