2022-08-18 07:16:35 -05:00
error[E0277]: the trait bound `Box<{integer}>: Copy` is not satisfied
2019-01-08 15:14:04 -06:00
--> $DIR/kindck-inherited-copy-bound.rs:21:16
2018-08-08 07:28:26 -05:00
|
2019-03-09 06:03:44 -06:00
LL | take_param(&x);
2021-09-07 06:30:53 -05:00
| ---------- ^^ the trait `Copy` is not implemented for `Box<{integer}>`
| |
| required by a bound introduced by this call
2018-08-08 07:28:26 -05:00
|
2022-08-15 15:31:37 -05:00
note: required for `Box<{integer}>` to implement `Foo`
2021-03-30 15:37:30 -05:00
--> $DIR/kindck-inherited-copy-bound.rs:14:14
|
LL | impl<T:Copy> Foo for T {
2023-01-10 21:21:11 -06:00
| ---- ^^^ ^
| |
| unsatisfied trait bound introduced here
2021-07-31 11:26:55 -05:00
note: required by a bound in `take_param`
--> $DIR/kindck-inherited-copy-bound.rs:17:17
|
LL | fn take_param<T:Foo>(foo: &T) { }
| ^^^ required by this bound in `take_param`
2018-08-08 07:28:26 -05:00
error[E0038]: the trait `Foo` cannot be made into an object
2019-01-08 15:14:04 -06:00
--> $DIR/kindck-inherited-copy-bound.rs:28:19
2018-08-08 07:28:26 -05:00
|
2020-10-15 19:23:45 -05:00
LL | let z = &x as &dyn Foo;
2020-10-19 19:57:18 -05:00
| ^^^^^^^^ `Foo` cannot be made into an object
2020-10-15 19:23:45 -05:00
|
note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety>
--> $DIR/kindck-inherited-copy-bound.rs:10:13
|
2020-01-29 14:59:04 -06:00
LL | trait Foo : Copy {
2020-10-15 19:23:45 -05:00
| --- ^^^^ ...because it requires `Self: Sized`
2020-01-31 18:47:00 -06:00
| |
| this trait cannot be made into an object...
2018-08-08 07:28:26 -05:00
error[E0038]: the trait `Foo` cannot be made into an object
2019-01-08 15:14:04 -06:00
--> $DIR/kindck-inherited-copy-bound.rs:28:13
2018-08-08 07:28:26 -05:00
|
2019-05-28 13:46:13 -05:00
LL | let z = &x as &dyn Foo;
2020-10-19 19:57:18 -05:00
| ^^ `Foo` cannot be made into an object
2018-08-08 07:28:26 -05:00
|
2020-10-15 19:23:45 -05:00
note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety>
--> $DIR/kindck-inherited-copy-bound.rs:10:13
|
LL | trait Foo : Copy {
| --- ^^^^ ...because it requires `Self: Sized`
| |
| this trait cannot be made into an object...
2023-05-10 21:10:56 -05:00
= note: required for the cast from `&Box<{integer}>` to `&dyn Foo`
2018-08-08 07:28:26 -05:00
error: aborting due to 3 previous errors
2019-04-17 12:26:38 -05:00
Some errors have detailed explanations: E0038, E0277.
2018-08-08 07:28:26 -05:00
For more information about an error, try `rustc --explain E0038`.