error[E0119]: conflicting implementations of trait `std::ops::Drop` for type `MyStruct`:
  --> $DIR/issue-28568.rs:18:1
   |
13 | / impl Drop for MyStruct {
14 | | //~^ NOTE first implementation here
15 | |     fn drop(&mut self) { }
16 | | }
   | |_- first implementation here
17 | 
18 | / impl Drop for MyStruct {
19 | | //~^ ERROR conflicting implementations of trait
20 | | //~| NOTE conflicting implementation for `MyStruct`
21 | |     fn drop(&mut self) { }
22 | | }
   | |_^ conflicting implementation for `MyStruct`

error: aborting due to previous error