rust/tests/run-coverage/drop_trait.coverage

   LL|       |#![allow(unused_assignments)]
   LL|       |// failure-status: 1
   LL|       |
   LL|       |struct Firework {
   LL|       |    strength: i32,
   LL|       |}
   LL|       |
   LL|       |impl Drop for Firework {
   LL|      2|    fn drop(&mut self) {
   LL|      2|        println!("BOOM times {}!!!", self.strength);
   LL|      2|    }
   LL|       |}
   LL|       |
   LL|      1|fn main() -> Result<(),u8> {
   LL|      1|    let _firecracker = Firework { strength: 1 };
   LL|      1|
   LL|      1|    let _tnt = Firework { strength: 100 };
   LL|      1|
   LL|      1|    if true {
   LL|      1|        println!("Exiting with error...");
   LL|      1|        return Err(1);
   LL|      0|    }
   LL|      0|
   LL|      0|    let _ = Firework { strength: 1000 };
   LL|      0|
   LL|      0|    Ok(())
   LL|      1|}
   LL|       |
   LL|       |// Expected program output:
   LL|       |//   Exiting with error...
   LL|       |//   BOOM times 100!!!
   LL|       |//   BOOM times 1!!!
   LL|       |//   Error: 1