2022-08-18 12:16:35 +00:00
error[E0277]: the trait bound `Box<{integer}>: Copy` is not satisfied
2019-01-08 22:14:04 +01:00
--> $DIR/kindck-inherited-copy-bound.rs:21:16
2018-08-08 14:28:26 +02:00
|
2019-03-09 15:03:44 +03:00
LL | take_param(&x);
2021-09-07 11:30:53 +00:00
| ---------- ^^ the trait `Copy` is not implemented for `Box<{integer}>`
| |
| required by a bound introduced by this call
2018-08-08 14:28:26 +02:00
|
2022-08-15 21:31:37 +01:00
note: required for `Box<{integer}>` to implement `Foo`
2021-03-30 13:37:30 -07:00
--> $DIR/kindck-inherited-copy-bound.rs:14:14
|
LL | impl<T:Copy> Foo for T {
2023-01-11 03:21:11 +00:00
| ---- ^^^ ^
| |
| unsatisfied trait bound introduced here
2021-07-31 09:26:55 -07:00
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 14:28:26 +02:00
error[E0038]: the trait `Foo` cannot be made into an object
2019-01-08 22:14:04 +01:00
--> $DIR/kindck-inherited-copy-bound.rs:28:19
2018-08-08 14:28:26 +02:00
|
2020-10-15 17:23:45 -07:00
LL | let z = &x as &dyn Foo;
2020-10-19 17:57:18 -07:00
| ^^^^^^^^ `Foo` cannot be made into an object
2020-10-15 17:23:45 -07:00
|
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 12:59:04 -08:00
LL | trait Foo : Copy {
2020-10-15 17:23:45 -07:00
| --- ^^^^ ...because it requires `Self: Sized`
2020-01-31 16:47:00 -08:00
| |
| this trait cannot be made into an object...
2018-08-08 14:28:26 +02:00
error[E0038]: the trait `Foo` cannot be made into an object
2019-01-08 22:14:04 +01:00
--> $DIR/kindck-inherited-copy-bound.rs:28:13
2018-08-08 14:28:26 +02:00
|
2019-05-28 14:46:13 -04:00
LL | let z = &x as &dyn Foo;
2020-10-19 17:57:18 -07:00
| ^^ `Foo` cannot be made into an object
2018-08-08 14:28:26 +02:00
|
2020-10-15 17:23:45 -07:00
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...
2023-05-11 02:10:56 +00:00
= note: required for the cast from `&Box<{integer}>` to `&dyn Foo`
2018-08-08 14:28:26 +02:00
error: aborting due to 3 previous errors
2019-04-17 13:26:38 -04:00
Some errors have detailed explanations: E0038, E0277.
2018-08-08 14:28:26 +02:00
For more information about an error, try `rustc --explain E0038`.