error: function is never used: `dead_fn`
  --> $DIR/lint-dead-code-2.rs:32:1
   |
LL | fn dead_fn() {} //~ ERROR: function is never used
   | ^^^^^^^^^^^^
   |
note: lint level defined here
  --> $DIR/lint-dead-code-2.rs:12:9
   |
LL | #![deny(dead_code)]
   |         ^^^^^^^^^

error: function is never used: `dead_fn2`
  --> $DIR/lint-dead-code-2.rs:35:1
   |
LL | fn dead_fn2() {} //~ ERROR: function is never used
   | ^^^^^^^^^^^^^

error: function is never used: `main`
  --> $DIR/lint-dead-code-2.rs:48:1
   |
LL | fn main() { //~ ERROR: function is never used
   | ^^^^^^^^^

error: aborting due to 3 previous errors