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error: called `flat_map(|x| x)` on an `Iterator`
--> $DIR/flat_map_identity.rs:10:22
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LL | let _ = iterator.flat_map(|x| x);
| ^^^^^^^^^^^^^^^ help: try: `flatten()`
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= note: `-D clippy::flat-map-identity` implied by `-D warnings`
error: called `flat_map(std::convert::identity)` on an `Iterator`
--> $DIR/flat_map_identity.rs:13:22
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LL | let _ = iterator.flat_map(convert::identity);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `flatten()`
error: aborting due to 2 previous errors
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