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error[E0670]: `async fn` is not permitted in Rust 2015
--> $DIR/drop-location-span-error-rust-2021-incompatible-closure-captures-96258.rs:8:16
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LL | pub(crate) async fn new(
| ^^^^^ to use `async fn`, switch to Rust 2018 or later
|
= help: pass `--edition 2021` to `rustc`
= note: for more on editions, read https://doc.rust-lang.org/edition-guide
error[E0412]: cannot find type `Duration` in this scope
--> $DIR/drop-location-span-error-rust-2021-incompatible-closure-captures-96258.rs:10:19
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LL | interval: Duration,
| ^^^^^^^^ not found in this scope
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help: consider importing this struct
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LL + use std::time::Duration;
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warning: changes to closure capture in Rust 2021 will affect drop order
--> $DIR/drop-location-span-error-rust-2021-incompatible-closure-captures-96258.rs:12:19
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LL | interval: Duration,
| -------- in Rust 2018, this causes the closure to capture `interval`, but in Rust 2021, it has no effect
LL |
LL | ) -> Numberer {
| _________________-_^
| | |
| | in Rust 2018, `interval` is dropped here along with the closure, but in Rust 2021 `interval` is not part of the closure
LL | | Numberer {}
LL | | }
| |_____^
|
= note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/disjoint-capture-in-closures.html>
note: the lint level is defined here
--> $DIR/drop-location-span-error-rust-2021-incompatible-closure-captures-96258.rs:1:9
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LL | #![warn(rust_2021_incompatible_closure_captures)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
help: add a dummy let to cause `interval` to be fully captured
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LL | ) -> Numberer { let _ = &interval;
| ++++++++++++++++++
error: aborting due to 2 previous errors; 1 warning emitted
Some errors have detailed explanations: E0412, E0670.
For more information about an error, try `rustc --explain E0412`.
|
