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error[E0658]: cannot call conditionally-const associated function `<Vec<usize> as Default>::default` in constant functions
--> $DIR/std-impl-gate.rs:13:5
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LL | Default::default()
| ^^^^^^^^^^^^^^^^^^
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= note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
= note: see issue #143874 <https://github.com/rust-lang/rust/issues/143874> for more information
= help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
= note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date
error: `Default` is not yet stable as a const trait
--> $DIR/std-impl-gate.rs:13:5
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LL | Default::default()
| ^^^^^^^^^^^^^^^^^^
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help: add `#![feature(const_default)]` to the crate attributes to enable
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LL + #![feature(const_default)]
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error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0658`.
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