1 error[E0601]: `main` function not found in crate `issue_35677`
3 = note: consider adding a `main` function to `$DIR/issue-35677.rs`
5 error[E0599]: no method named `drain` found for type `&mut std::collections::HashMap<K, V>` in the current scope
6 --> $DIR/issue-35677.rs:3:10
11 = note: the method `drain` exists but the following trait bounds were not satisfied:
15 error: aborting due to 2 previous errors
17 Some errors occurred: E0599, E0601.
18 For more information about an error, try `rustc --explain E0599`.