mirror of https://github.com/rust-lang/rust
156 lines
6.6 KiB
Plaintext
156 lines
6.6 KiB
Plaintext
error[E0521]: borrowed data escapes outside of function
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--> $DIR/impl-on-dyn-trait-with-implicit-static-bound.rs:21:9
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LL | fn use_it<'a, T>(val: &'a dyn ObjectTrait<T>) -> impl OtherTrait<'a> + 'a {
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| -- --- `val` is a reference that is only valid in the function body
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| lifetime `'a` defined here
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LL | val.use_self::<T>()
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| ^^^^^^^^^^^^^^^^^^^
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| `val` escapes the function body here
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| argument requires that `'a` must outlive `'static`
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note: the used `impl` has a `'static` requirement
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--> $DIR/impl-on-dyn-trait-with-implicit-static-bound.rs:15:32
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LL | impl<T> MyTrait<T> for dyn ObjectTrait<T> {
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| ^^^^^^^^^^^^^^ this has an implicit `'static` lifetime requirement
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LL | fn use_self<K>(&self) -> &() { panic!() }
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| -------- calling this method introduces the `impl`'s `'static` requirement
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help: consider relaxing the implicit `'static` requirement
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LL | impl<T> MyTrait<T> for dyn ObjectTrait<T> + '_ {
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| ++++
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error[E0521]: borrowed data escapes outside of function
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--> $DIR/impl-on-dyn-trait-with-implicit-static-bound.rs:72:9
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LL | fn use_it<'a>(val: &'a dyn ObjectTrait) -> impl OtherTrait<'a> + 'a {
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| -- --- `val` is a reference that is only valid in the function body
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| lifetime `'a` defined here
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LL | val.use_self()
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| ^^^^^^^^^^^^^^
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| |
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| `val` escapes the function body here
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| argument requires that `'a` must outlive `'static`
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note: the used `impl` has a `'static` requirement
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--> $DIR/impl-on-dyn-trait-with-implicit-static-bound.rs:67:14
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LL | impl dyn ObjectTrait {
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| ^^^^^^^^^^^ this has an implicit `'static` lifetime requirement
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LL | fn use_self(&self) -> &() { panic!() }
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| -------- calling this method introduces the `impl`'s `'static` requirement
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help: consider relaxing the implicit `'static` requirement
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LL | impl dyn ObjectTrait + '_ {
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| ++++
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error[E0521]: borrowed data escapes outside of function
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--> $DIR/impl-on-dyn-trait-with-implicit-static-bound.rs:92:9
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LL | fn use_it<'a>(val: &'a dyn ObjectTrait) -> impl OtherTrait<'a> {
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| -- --- `val` is a reference that is only valid in the function body
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| lifetime `'a` defined here
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LL | val.use_self()
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| ^^^^^^^^^^^^^^
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| |
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| `val` escapes the function body here
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| argument requires that `'a` must outlive `'static`
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note: the used `impl` has a `'static` requirement
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--> $DIR/impl-on-dyn-trait-with-implicit-static-bound.rs:89:26
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LL | fn use_self(&self) -> &() { panic!() }
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| -------- calling this method introduces the `impl`'s `'static` requirement
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...
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LL | impl MyTrait for dyn ObjectTrait {}
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| ^^^^^^^^^^^ this has an implicit `'static` lifetime requirement
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help: consider relaxing the implicit `'static` requirement
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LL | impl MyTrait for dyn ObjectTrait + '_ {}
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| ++++
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error[E0521]: borrowed data escapes outside of function
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--> $DIR/impl-on-dyn-trait-with-implicit-static-bound.rs:112:9
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LL | fn use_it<'a>(val: &'a dyn ObjectTrait) -> impl OtherTrait<'a> + 'a {
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| -- --- `val` is a reference that is only valid in the function body
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| lifetime `'a` defined here
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LL | MyTrait::use_self(val)
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| ^^^^^^^^^^^^^^^^^^^^^^
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| |
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| `val` escapes the function body here
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| argument requires that `'a` must outlive `'static`
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note: the used `impl` has a `'static` requirement
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--> $DIR/impl-on-dyn-trait-with-implicit-static-bound.rs:108:26
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LL | fn use_self(&self) -> &() { panic!() }
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| -------- calling this method introduces the `impl`'s `'static` requirement
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...
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LL | impl MyTrait for dyn ObjectTrait {}
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| ^^^^^^^^^^^ this has an implicit `'static` lifetime requirement
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help: consider relaxing the implicit `'static` requirement
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LL | impl MyTrait for dyn ObjectTrait + '_ {}
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| ++++
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error[E0521]: borrowed data escapes outside of function
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--> $DIR/impl-on-dyn-trait-with-implicit-static-bound.rs:38:9
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LL | fn use_it<'a>(val: &'a dyn ObjectTrait) -> &'a () {
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| -- --- `val` is a reference that is only valid in the function body
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| lifetime `'a` defined here
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LL | val.use_self()
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| ^^^^^^^^^^^^^^
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| |
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| `val` escapes the function body here
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| argument requires that `'a` must outlive `'static`
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note: the used `impl` has a `'static` requirement
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--> $DIR/impl-on-dyn-trait-with-implicit-static-bound.rs:32:26
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LL | impl MyTrait for dyn ObjectTrait {
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| ^^^^^^^^^^^ this has an implicit `'static` lifetime requirement
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LL | fn use_self(&self) -> &() { panic!() }
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| -------- calling this method introduces the `impl`'s `'static` requirement
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help: consider relaxing the implicit `'static` requirement
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LL | impl MyTrait for dyn ObjectTrait + '_ {
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| ++++
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error[E0521]: borrowed data escapes outside of function
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--> $DIR/impl-on-dyn-trait-with-implicit-static-bound.rs:56:9
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LL | fn use_it<'a>(val: &'a Box<dyn ObjectTrait + 'a>) -> &'a () {
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| -- --- `val` is a reference that is only valid in the function body
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| |
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| lifetime `'a` defined here
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LL | val.use_self()
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| ^^^^^^^^^^^^^^
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| |
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| `val` escapes the function body here
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| argument requires that `'a` must outlive `'static`
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note: the used `impl` has a `'static` requirement
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--> $DIR/impl-on-dyn-trait-with-implicit-static-bound.rs:50:30
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LL | impl MyTrait for Box<dyn ObjectTrait> {
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| ^^^^^^^^^^^ this has an implicit `'static` lifetime requirement
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LL | fn use_self(&self) -> &() { panic!() }
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| -------- calling this method introduces the `impl`'s `'static` requirement
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help: consider relaxing the implicit `'static` requirement
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LL | impl MyTrait for Box<dyn ObjectTrait + '_> {
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| ++++
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error: aborting due to 6 previous errors
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For more information about this error, try `rustc --explain E0521`.
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