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error: using `drain` can result in unstable query results
--> $DIR/query_stability.rs:13:16
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LL | for _ in x.drain() {}
| ^^^^^
|
= note: if you believe this case to be fine, allow this lint and add a comment explaining your rationale
note: the lint level is defined here
--> $DIR/query_stability.rs:4:9
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LL | #![deny(rustc::potential_query_instability)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: using `iter` can result in unstable query results
--> $DIR/query_stability.rs:16:16
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LL | for _ in x.iter() {}
| ^^^^
|
= note: if you believe this case to be fine, allow this lint and add a comment explaining your rationale
error: using `iter_mut` can result in unstable query results
--> $DIR/query_stability.rs:19:36
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LL | for _ in Some(&mut x).unwrap().iter_mut() {}
| ^^^^^^^^
|
= note: if you believe this case to be fine, allow this lint and add a comment explaining your rationale
error: using `into_iter` can result in unstable query results
--> $DIR/query_stability.rs:22:14
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LL | for _ in x {}
| ^
|
= note: if you believe this case to be fine, allow this lint and add a comment explaining your rationale
error: aborting due to 4 previous errors
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