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error[E0277]: the trait bound `T: Unstable` is not satisfied
--> $DIR/unstable-trait-suggestion.rs:13:9
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LL | foo(t)
| --- ^ the trait `Unstable` is not implemented for `T`
| |
| required by a bound introduced by this call
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note: required by a bound in `foo`
--> $DIR/unstable-trait-suggestion.rs:9:11
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LL | fn foo<T: Unstable>(_: T) {}
| ^^^^^^^^ required by this bound in `foo`
help: consider restricting type parameter `T` with unstable trait `Unstable`
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LL | pub fn bar<T: Unstable>(t: T) {
| ++++++++++
error[E0277]: the trait bound `T: Step` is not satisfied
--> $DIR/unstable-trait-suggestion.rs:17:14
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LL | for _ in t {}
| ^ the trait `Step` is not implemented for `T`
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= note: required for `std::ops::Range<T>` to implement `Iterator`
= note: required for `std::ops::Range<T>` to implement `IntoIterator`
help: consider restricting type parameter `T` with unstable trait `Step`
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LL | pub fn baz<T: std::iter::Step>(t: std::ops::Range<T>) {
| +++++++++++++++++
error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0277`.
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