f add unreachable in fuzz

Author: valentinewallace

fuzz/src/chanmon_consistency.rs

@@ -119,10 +119,7 @@ impl Router for FuzzRouter {
 		&self, _payer: &PublicKey, _params: &RouteParameters,
 		_first_hops: Option<&[&ChannelDetails]>, _inflight_htlcs: InFlightHtlcs,
 	) -> Result<Route, msgs::LightningError> {
-		Err(msgs::LightningError {
-			err: String::from("Not implemented"),
-			action: msgs::ErrorAction::IgnoreError,
-		})
+		unreachable!()
 	}
 
 	fn create_blinded_payment_paths<T: secp256k1::Signing + secp256k1::Verification>(