5b54286640
Remove the "which is required by `{root_obligation}`" post-script in
"the trait `X` is not implemented for `Y`" explanation in E0277. This
information is already conveyed in the notes explaining requirements,
making it redundant while making the text (particularly in labels)
harder to read.
```
error[E0277]: the trait bound `NotCopy: Copy` is not satisfied
--> $DIR/wf-static-type.rs:10:13
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LL | static FOO: IsCopy<Option<NotCopy>> = IsCopy { t: None };
| ^^^^^^^^^^^^^^^^^^^^^^^ the trait `Copy` is not implemented for `NotCopy`
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= note: required for `Option<NotCopy>` to implement `Copy`
note: required by a bound in `IsCopy`
--> $DIR/wf-static-type.rs:7:17
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LL | struct IsCopy<T:Copy> { t: T }
| ^^^^ required by this bound in `IsCopy`
```
vs the prior
```
error[E0277]: the trait bound `NotCopy: Copy` is not satisfied
--> $DIR/wf-static-type.rs:10:13
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LL | static FOO: IsCopy<Option<NotCopy>> = IsCopy { t: None };
| ^^^^^^^^^^^^^^^^^^^^^^^ the trait `Copy` is not implemented for `NotCopy`, which is required by `Option<NotCopy>: Copy`
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= note: required for `Option<NotCopy>` to implement `Copy`
note: required by a bound in `IsCopy`
--> $DIR/wf-static-type.rs:7:17
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LL | struct IsCopy<T:Copy> { t: T }
| ^^^^ required by this bound in `IsCopy`
```
27 lines
1.0 KiB
Plaintext
27 lines
1.0 KiB
Plaintext
error: future cannot be sent between threads safely
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--> $DIR/issue-67252-unnamed-future.rs:18:5
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LL | / spawn(async {
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LL | | let a = std::ptr::null_mut::<()>(); // `*mut ()` is not `Send`
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LL | | AFuture.await;
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LL | | let _a = a;
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LL | | });
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| |______^ future created by async block is not `Send`
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= help: within `{async block@$DIR/issue-67252-unnamed-future.rs:18:11: 18:16}`, the trait `Send` is not implemented for `*mut ()`
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note: future is not `Send` as this value is used across an await
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--> $DIR/issue-67252-unnamed-future.rs:20:17
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LL | let a = std::ptr::null_mut::<()>(); // `*mut ()` is not `Send`
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| - has type `*mut ()` which is not `Send`
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LL | AFuture.await;
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| ^^^^^ await occurs here, with `a` maybe used later
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note: required by a bound in `spawn`
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--> $DIR/issue-67252-unnamed-future.rs:6:13
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LL | fn spawn<T: Send>(_: T) {}
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| ^^^^ required by this bound in `spawn`
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error: aborting due to 1 previous error
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