1 error: unused import: `std::thread`
2 --> $DIR/issue-30730.rs:13:5
7 note: lint level defined here
8 --> $DIR/issue-30730.rs:12:9
10 LL | #![deny(warnings)]
12 = note: #[deny(unused_imports)] implied by #[deny(warnings)]
14 error: aborting due to previous error