tests/ui/lint/future-incompat-test.stderr

   1 Future incompatibility report: Future breakage diagnostic:
   2 warning: unused variable: `x`
   3   --> $DIR/future-incompat-test.rs:9:9
   4    |
   5 LL |     let x = 1;
   6    |         ^ help: if this is intentional, prefix it with an underscore: `_x`
   7    |
   8    = note: `-A unused-variables` implied by `-A unused`
   9