src/test/ui/nll/closure-requirements/propagate-approximated-shorter-to-static-comparing-against-free.stderr

warning: not reporting region error due to nll
  --> $DIR/propagate-approximated-shorter-to-static-comparing-against-free.rs:31:5
   |
LL |     foo(cell, |cell_a, cell_x| {
   |     ^^^

error: free region `ReFree(DefId(0/1:12 ~ propagate_approximated_shorter_to_static_comparing_against_free[317d]::case1[0]::{{closure}}[0]), BrAnon(1))` does not outlive free region `'_#1r`
  --> $DIR/propagate-approximated-shorter-to-static-comparing-against-free.rs:33:9
   |
LL |         cell_a.set(cell_x.get()); // forces 'x: 'a, error in closure
   |         ^^^^^^

note: No external requirements
  --> $DIR/propagate-approximated-shorter-to-static-comparing-against-free.rs:31:15
   |
LL |       foo(cell, |cell_a, cell_x| {
   |  _______________^
LL | |         //~^ WARNING not reporting region error due to nll
LL | |         cell_a.set(cell_x.get()); // forces 'x: 'a, error in closure
LL | |         //~^ ERROR does not outlive free region
LL | |     })
   | |_____^
   |
   = note: defining type: DefId(0/1:12 ~ propagate_approximated_shorter_to_static_comparing_against_free[317d]::case1[0]::{{closure}}[0]) with closure substs [
               i32,
               for<'r> extern "rust-call" fn((std::cell::Cell<&'_#1r u32>, std::cell::Cell<&ReLateBound(DebruijnIndex { index: 0 }, BrNamed(crate0:DefIndex(0:0), 'r)) u32>))
           ]

note: No external requirements
  --> $DIR/propagate-approximated-shorter-to-static-comparing-against-free.rs:28:1
   |
LL | / fn case1() {
LL | |     let a = 0;
LL | |     let cell = Cell::new(&a);
LL | |     foo(cell, |cell_a, cell_x| {
...  |
LL | |     })
LL | | }
   | |_^
   |
   = note: defining type: DefId(0/0:5 ~ propagate_approximated_shorter_to_static_comparing_against_free[317d]::case1[0]) with substs []

note: External requirements
  --> $DIR/propagate-approximated-shorter-to-static-comparing-against-free.rs:46:15
   |
LL |       foo(cell, |cell_a, cell_x| {
   |  _______________^
LL | |         cell_x.set(cell_a.get()); // forces 'a: 'x, implies 'a = 'static -> borrow error
LL | |     })
   | |_____^
   |
   = note: defining type: DefId(0/1:13 ~ propagate_approximated_shorter_to_static_comparing_against_free[317d]::case2[0]::{{closure}}[0]) with closure substs [
               i32,
               for<'r> extern "rust-call" fn((std::cell::Cell<&'_#1r u32>, std::cell::Cell<&ReLateBound(DebruijnIndex { index: 0 }, BrNamed(crate0:DefIndex(0:0), 'r)) u32>))
           ]
   = note: number of external vids: 2
   = note: where '_#1r: '_#0r

note: No external requirements
  --> $DIR/propagate-approximated-shorter-to-static-comparing-against-free.rs:39:1
   |
LL | / fn case2() {
LL | |     let a = 0;
LL | |     let cell = Cell::new(&a);
LL | |     //~^ ERROR `a` does not live long enough
...  |
LL | |     })
LL | | }
   | |_^
   |
   = note: defining type: DefId(0/0:6 ~ propagate_approximated_shorter_to_static_comparing_against_free[317d]::case2[0]) with substs []

error[E0597]: `a` does not live long enough
  --> $DIR/propagate-approximated-shorter-to-static-comparing-against-free.rs:41:26
   |
LL |     let cell = Cell::new(&a);
   |                          ^^ borrowed value does not live long enough
...
LL | }
   | - borrowed value only lives until here
   |
   = note: borrowed value must be valid for the static lifetime...

error: aborting due to 2 previous errors

For more information about this error, try `rustc --explain E0597`.