FIXME some compiler error messages that are newly emitted in drop-lts branch.

This needs investigation: What did pnkfelix do that caused this to
change?

Author: pnkfelix

src/test/compile-fail/regionck-closure-lifetimes.rs

@@ -16,6 +16,7 @@ fn env<'a>(blk: |p: ||: 'a|) {
     let mut state = 0i;
     let statep = &mut state;
     blk(|| *statep = 1i); //~ ERROR captured variable `statep` does not outlive
+                          //~^ ERROR closure outlives stack frame
 }
 
 fn no_env_no_for<'a>(blk: |p: |||: 'a) {

src/test/compile-fail/regions-freevar.rs

@@ -12,7 +12,7 @@ fn wants_static_fn(_x: ||: 'static) {}
 
 fn main() {
     let i = 3i;
-    wants_static_fn(|| {
+    wants_static_fn(|| { //~ ERROR closure outlives stack frame
         println!("i={}", i); //~ ERROR captured variable `i` does not outlive
     })
 }