|  | error[E0751]: found both positive and negative implementation of trait `Send` for type `TestType<_>`: | 
|  | --> $DIR/coherence-conflicting-negative-trait-impl.rs:11:1 | 
|  | | | 
|  | LL | unsafe impl<T: MyTrait + 'static> Send for TestType<T> {} | 
|  | | ------------------------------------------------------ positive implementation here | 
|  | LL | | 
|  | LL | impl<T: MyTrait> !Send for TestType<T> {} | 
|  | | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ negative implementation here | 
|  |  | 
|  | error[E0119]: conflicting implementations of trait `Send` for type `TestType<_>` | 
|  | --> $DIR/coherence-conflicting-negative-trait-impl.rs:15:1 | 
|  | | | 
|  | LL | unsafe impl<T: MyTrait + 'static> Send for TestType<T> {} | 
|  | | ------------------------------------------------------ first implementation here | 
|  | ... | 
|  | LL | unsafe impl<T: 'static> Send for TestType<T> {} | 
|  | | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `TestType<_>` | 
|  |  | 
|  | error[E0367]: `!Send` impl requires `T: MyTrait` but the struct it is implemented for does not | 
|  | --> $DIR/coherence-conflicting-negative-trait-impl.rs:11:9 | 
|  | | | 
|  | LL | impl<T: MyTrait> !Send for TestType<T> {} | 
|  | |         ^^^^^^^ | 
|  | | | 
|  | note: the implementor must specify the same requirement | 
|  | --> $DIR/coherence-conflicting-negative-trait-impl.rs:7:1 | 
|  | | | 
|  | LL | struct TestType<T>(::std::marker::PhantomData<T>); | 
|  | | ^^^^^^^^^^^^^^^^^^ | 
|  |  | 
|  | error[E0366]: `!Send` impls cannot be specialized | 
|  | --> $DIR/coherence-conflicting-negative-trait-impl.rs:18:1 | 
|  | | | 
|  | LL | impl !Send for TestType<i32> {} | 
|  | | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
|  | | | 
|  | = note: `i32` is not a generic parameter | 
|  | note: use the same sequence of generic lifetime, type and const parameters as the struct definition | 
|  | --> $DIR/coherence-conflicting-negative-trait-impl.rs:7:1 | 
|  | | | 
|  | LL | struct TestType<T>(::std::marker::PhantomData<T>); | 
|  | | ^^^^^^^^^^^^^^^^^^ | 
|  |  | 
|  | error: aborting due to 4 previous errors | 
|  |  | 
|  | Some errors have detailed explanations: E0119, E0366, E0367, E0751. | 
|  | For more information about an error, try `rustc --explain E0119`. |