src/test/ui/nll/ty-outlives/ty-param-closure-outlives-from-return-type.stderr

   1 note: External requirements
   2   --> $DIR/ty-param-closure-outlives-from-return-type.rs:36:23
   3    |
   4 LL |     with_signature(x, |y| y)
   5    |                       ^^^^^
   6    |
   7    = note: defining type: DefId(0/1:14 ~ ty_param_closure_outlives_from_return_type[317d]::no_region[0]::{{closure}}[0]) with closure substs [
   8                '_#1r,
   9                T,
  10                i32,
  11                extern "rust-call" fn((std::boxed::Box<T>,)) -> std::boxed::Box<(dyn std::fmt::Debug + '_#2r)>
  12            ]
  13    = note: number of external vids: 4
  14    = note: where T: '_#2r
  15
  16 note: No external requirements
  17   --> $DIR/ty-param-closure-outlives-from-return-type.rs:25:1
  18    |
  19 LL | / fn no_region<'a, T>(x: Box<T>) -> Box<dyn Debug + 'a>
  20 LL | | where
  21 LL | |     T: Debug,
  22 LL | | {
  23 ...  |
  24 LL | |     //~^ ERROR the parameter type `T` may not live long enough
  25 LL | | }
  26    | |_^
  27    |
  28    = note: defining type: DefId(0/0:5 ~ ty_param_closure_outlives_from_return_type[317d]::no_region[0]) with substs [
  29                '_#1r,
  30                T
  31            ]
  32
  33 error[E0309]: the parameter type `T` may not live long enough
  34   --> $DIR/ty-param-closure-outlives-from-return-type.rs:36:23
  35    |
  36 LL |     with_signature(x, |y| y)
  37    |                       ^^^^^
  38    |
  39    = help: consider adding an explicit lifetime bound `T: ReEarlyBound(0, 'a)`...
  40
  41 error[E0309]: the parameter type `T` may not live long enough
  42   --> $DIR/ty-param-closure-outlives-from-return-type.rs:51:5
  43    |
  44 LL |     x
  45    |     ^
  46    |
  47    = help: consider adding an explicit lifetime bound `T: ReEarlyBound(0, 'a)`...
  48
  49 error: aborting due to 2 previous errors
  50
  51 For more information about this error, try `rustc --explain E0309`.