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error[E0412]: cannot find type `Nonexistent` in this scope
--> $DIR/drop-on-non-struct.rs:9:15
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LL | impl Drop for Nonexistent {
| ^^^^^^^^^^^ not found in this scope
error[E0117]: only traits defined in the current crate can be implemented for arbitrary types
--> $DIR/drop-on-non-struct.rs:1:1
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LL | impl<'a> Drop for &'a mut isize {
| ^^^^^^^^^^^^^^^^^^-------------
| | |
| | `isize` is not defined in the current crate
| impl doesn't use only types from inside the current crate
|
= note: define and implement a trait or new type instead
error[E0120]: the `Drop` trait may only be implemented for local structs, enums, and unions
--> $DIR/drop-on-non-struct.rs:1:19
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LL | impl<'a> Drop for &'a mut isize {
| ^^^^^^^^^^^^^ must be a struct, enum, or union in the current crate
error: aborting due to 3 previous errors
Some errors have detailed explanations: E0117, E0120, E0412.
For more information about an error, try `rustc --explain E0117`.
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