1error[E0117]: only traits defined in the current crate can be implemented for arbitrary types
2  --> $DIR/coherence-impl-trait-for-marker-trait-positive.rs:23:1
3   |
4LL | unsafe impl Send for dyn Marker2 {}
5   | ^^^^^^^^^^^^^^^^^^^^^-----------
6   | |                    |
7   | |                    `dyn Marker2` is not defined in the current crate
8   | impl doesn't use only types from inside the current crate
9   |
10   = note: define and implement a trait or new type instead
11
12error[E0321]: cross-crate traits with a default impl, like `Send`, can only be implemented for a struct/enum type, not `(dyn Object + 'static)`
13  --> $DIR/coherence-impl-trait-for-marker-trait-positive.rs:27:1
14   |
15LL | unsafe impl Send for dyn Object {}
16   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't implement cross-crate trait with a default impl for non-struct/enum type
17
18error[E0321]: cross-crate traits with a default impl, like `Send`, can only be implemented for a struct/enum type, not `(dyn Object + Marker2 + 'static)`
19  --> $DIR/coherence-impl-trait-for-marker-trait-positive.rs:28:1
20   |
21LL | unsafe impl Send for dyn Object + Marker2 {}
22   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't implement cross-crate trait with a default impl for non-struct/enum type
23
24error[E0371]: the object type `(dyn Object + Marker2 + 'static)` automatically implements the trait `Marker1`
25  --> $DIR/coherence-impl-trait-for-marker-trait-positive.rs:15:1
26   |
27LL | impl Marker1 for dyn Object + Marker2 { }
28   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `(dyn Object + Marker2 + 'static)` automatically implements trait `Marker1`
29
30error[E0371]: the object type `(dyn Object + Marker2 + 'static)` automatically implements the trait `Marker2`
31  --> $DIR/coherence-impl-trait-for-marker-trait-positive.rs:17:1
32   |
33LL | impl Marker2 for dyn Object + Marker2 { }
34   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `(dyn Object + Marker2 + 'static)` automatically implements trait `Marker2`
35
36error: aborting due to 5 previous errors
37
38Some errors have detailed explanations: E0117, E0321, E0371.
39For more information about an error, try `rustc --explain E0117`.
40