Fix clippy warnings (#301)

src/bastion-executor/src/run.rs

@@ -11,7 +11,7 @@ use std::mem::ManuallyDrop;
 use std::pin::Pin;
 use std::sync::Arc;
 use std::task::{Context, Poll, RawWaker, RawWakerVTable, Waker};
-use std::{mem, panic};
+use std::mem;
 
 ///
 /// This method blocks the current thread until passed future is resolved with an output (including the panic).

src/bastion/src/context.rs

@@ -426,7 +426,7 @@ impl BastionContext {
             message = self.recv().fuse() => {
                 message.map_err(|_| ReceiveError::Other)
             },
-            duration = Delay::new(timeout).fuse() => {
+            _duration = Delay::new(timeout).fuse() => {
                 Err(ReceiveError::Timeout(timeout))
             }
         }