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use async_trait::async_trait;
use std::sync::Mutex;
async fn f() {}
#[async_trait]
trait Test {
async fn test(&self) {
let mutex = Mutex::new(());
let _guard = mutex.lock().unwrap();
f().await;
}
async fn test_ret(&self) -> bool {
let mutex = Mutex::new(());
let _guard = mutex.lock().unwrap();
f().await;
true
}
}
fn main() {}
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