src/test/ui/recursion_limit/overflow.stderr

   1 error: `recursion_limit` must be a non-negative integer
   2   --> $DIR/overflow.rs:3:1
   3    |
   4 LL | #![recursion_limit = "999999999999999999999999"]
   5    | ^^^^^^^^^^^^^^^^^^^^^--------------------------^
   6    |                      |
   7    |                      `recursion_limit` is too large
   8
   9 error: aborting due to previous error
  10