atuinsh/atuin · error

thread pool failed to shutdown properly

Error message

thread pool failed to shutdown properly

What it means

Error "thread pool failed to shutdown properly" thrown in atuinsh/atuin.

Source

Thrown at crates/atuin-nucleo/src/lib.rs:516

            }
            let cleared = self.state.cleared();
            if cleared {
                inner.items = self.items.clone();
            }
            self.pool.spawn(move || unsafe { inner.run(status, cleared) })
        }
        Status { changed, running }
    }
}

impl<T: Sync + Send> Drop for Nucleo<T> {
    fn drop(&mut self) {
        // we ensure the worker quits before dropping items to ensure that
        // the worker can always assume the items outlive it
        self.canceled.store(true, atomic::Ordering::Relaxed);
        let lock = self.worker.try_lock_for(Duration::from_secs(1));
        if lock.is_none() {
            unreachable!("thread pool failed to shutdown properly")
        }
    }
}

View on GitHub (pinned to 15fe1318f1)

Solutions

1. Check the log for a stuck worker task; retry the operation and report the issue if it repeats.

When it happens

Trigger: Fires when the nucleo worker thread pool does not terminate cleanly during shutdown of the search engine.

Common situations: See trigger scenarios.

AI-assisted analysis of atuinsh/atuin@15fe1318f1 (2026-08-19). Data as JSON: /api/errors/391583f180c487cd. Report an issue: GitHub.