message: Restoring `make lint`
diff: @@ -51,6 +51,7 @@ use once_cell::sync::Lazy;
  use prometheus::{self, Histogram, HistogramOpts, IntCounter, IntGauge, Registry};
  use quanta::{Clock, IntoNanoseconds};
  use serde::Serialize;
  +use signal_hook::consts::signal::{SIGINT, SIGQUIT, SIGTERM};
  use tokio::time::{Duration, Instant};
  use tracing::{debug, debug_span, error, info, instrument, trace, warn, Span};
  use tracing_futures::Instrument;
  @@ -665,7 +666,6 @@ where
  };
  if let Err(error) = self.scheduler.debug_dump(&mut file).await {
  warn!(%error, "could not serialize debug snapshot to {}", debug_dump_filename);
  - return;
  }
  }
  