New upstream version 1.63.0+dfsg1

[rustc.git] / src / test / ui / object-lifetime / object-lifetime-default-from-box-error.stderr

error: lifetime may not live long enough
  --> $DIR/object-lifetime-default-from-box-error.rs:18:5
   |
LL | fn load(ss: &mut SomeStruct) -> Box<dyn SomeTrait> {
   |         -- has type `&mut SomeStruct<'1>`
...
LL |     ss.r
   |     ^^^^ returning this value requires that `'1` must outlive `'static`
   |
help: to declare that the trait object captures data from argument `ss`, you can add an explicit `'_` lifetime bound
   |
LL | fn load(ss: &mut SomeStruct) -> Box<dyn SomeTrait + '_> {
   |                                                   ++++

error[E0507]: cannot move out of `ss.r` which is behind a mutable reference
  --> $DIR/object-lifetime-default-from-box-error.rs:18:5
   |
LL |     ss.r
   |     ^^^^ move occurs because `ss.r` has type `Box<dyn SomeTrait>`, which does not implement the `Copy` trait

error[E0621]: explicit lifetime required in the type of `ss`
  --> $DIR/object-lifetime-default-from-box-error.rs:33:5
   |
LL | fn store1<'b>(ss: &mut SomeStruct, b: Box<dyn SomeTrait+'b>) {
   |                   --------------- help: add explicit lifetime `'b` to the type of `ss`: `&mut SomeStruct<'b>`
...
LL |     ss.r = b;
   |     ^^^^ lifetime `'b` required

error: aborting due to 3 previous errors

Some errors have detailed explanations: E0507, E0621.
For more information about an error, try `rustc --explain E0507`.