warning: not reporting region error due to nll
  --> $DIR/regions-nested-fns.rs:24:27
   |
LL |         if false { return x; } //~ ERROR E0312
   |                           ^

warning: not reporting region error due to nll
  --> $DIR/regions-nested-fns.rs:15:18
   |
LL |     let mut ay = &y; //~ ERROR E0495
   |                  ^^

error: unsatisfied lifetime constraints
  --> $DIR/regions-nested-fns.rs:20:9
   |
LL |     let mut ay = &y; //~ ERROR E0495
   |         ------ lifetime `'2` appears in the type of `ay`
LL | 
LL |     ignore::<Box<for<'z> FnMut(&'z isize)>>(Box::new(|z| {
   |                                                       - has type `&'1 isize`
...
LL |         ay = z;
   |         ^^^^^^ requires that `'1` must outlive `'2`

error: unsatisfied lifetime constraints
  --> $DIR/regions-nested-fns.rs:14:9
   |
LL | fn nested<'x>(x: &'x isize) {
   |           -- lifetime `'x` defined here
LL |     let y = 3;
   |         ^ requires that `'x` must outlive `'static`

error[E0597]: `y` does not live long enough
  --> $DIR/regions-nested-fns.rs:15:18
   |
LL |     let mut ay = &y; //~ ERROR E0495
   |                  ^^ borrowed value does not live long enough
...
LL | }
   | - `y` dropped here while still borrowed
   |
   = note: borrowed value must be valid for the static lifetime...

error[E0597]: `y` does not live long enough
  --> $DIR/regions-nested-fns.rs:19:15
   |
LL |     ignore::<Box<for<'z> FnMut(&'z isize)>>(Box::new(|z| {
   |                                                      --- value captured here
LL |         ay = x;
LL |         ay = &y;
   |               ^ borrowed value does not live long enough
...
LL | }
   | - `y` dropped here while still borrowed
   |
   = note: borrowed value must be valid for the static lifetime...

error: aborting due to 4 previous errors

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