1 error[E0521]: borrowed data escapes outside of closure
2 --> $DIR/issue-7573.rs:17:9
4 LL | let mut lines_to_use: Vec<&CrateId> = Vec::new();
5 | ---------------- `lines_to_use` declared here, outside of the closure body
7 LL | let push_id = |installed_id: &CrateId| {
8 | ------------ `installed_id` is a reference that is only valid in the closure body
10 LL | lines_to_use.push(installed_id);
11 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `installed_id` escapes the closure body here
13 error: aborting due to previous error
15 For more information about this error, try `rustc --explain E0521`.