error[E0277]: the trait bound `&dyn MyTrait: MyTrait` is not satisfied
  --> $DIR/issue-102140.rs:20:22
   |
LL |         MyTrait::foo(&self)
   |         ------------ ^^^^^ the trait `MyTrait` is not implemented for `&dyn MyTrait`
   |         |
   |         required by a bound introduced by this call
   |
help: consider removing the leading `&`-reference
   |
LL -         MyTrait::foo(&self)
LL +         MyTrait::foo(self)
   |

error[E0277]: the trait bound `&dyn MyTrait: MyTrait` is not satisfied
  --> $DIR/issue-102140.rs:20:9
   |
LL |         MyTrait::foo(&self)
   |         ^^^^^^^^^^^^^^^^^^^ the trait `MyTrait` is not implemented for `&dyn MyTrait`
   |
   = help: the trait `MyTrait` is implemented for `Outer`

error[E0277]: the trait bound `&dyn MyTrait: MyTrait` is not satisfied
  --> $DIR/issue-102140.rs:20:9
   |
LL |         MyTrait::foo(&self)
   |         ^^^^^^^^^^^^ the trait `MyTrait` is not implemented for `&dyn MyTrait`
   |
   = help: the trait `MyTrait` is implemented for `Outer`

error: aborting due to 3 previous errors

For more information about this error, try `rustc --explain E0277`.