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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`
```
20 lines
759 B
Plaintext
20 lines
759 B
Plaintext
error[E0277]: `*mut u8` cannot be sent between threads safely
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--> $DIR/kindck-send-owned.rs:12:19
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LL | assert_send::<Box<*mut u8>>();
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| ^^^^^^^^^^^^ `*mut u8` cannot be sent between threads safely
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= help: the trait `Send` is not implemented for `*mut u8`
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= note: required for `Unique<*mut u8>` to implement `Send`
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note: required because it appears within the type `Box<*mut u8>`
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--> $SRC_DIR/alloc/src/boxed.rs:LL:COL
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note: required by a bound in `assert_send`
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--> $DIR/kindck-send-owned.rs:3:18
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LL | fn assert_send<T:Send>() { }
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| ^^^^ required by this bound in `assert_send`
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error: aborting due to 1 previous error
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For more information about this error, try `rustc --explain E0277`.
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