error[E0424]: expected value, found module `self`
  --> $DIR/E0424.rs:17:9
   |
LL |         self.bar(); //~ ERROR E0424
   |         ^^^^ `self` value is only available in methods with `self` parameter

error: aborting due to previous error

If you want more information on this error, try using "rustc --explain E0424"