f Use deterministic payment keys in fuzzing

Author: tnull

fuzz/src/chanmon_consistency.rs

@@ -370,7 +370,11 @@ impl SignerProvider for KeyProvider {
 		&self, _inbound: bool, _channel_value_satoshis: u64, _user_channel_id: u128,
 	) -> [u8; 32] {
 		let id = self.rand_bytes_id.fetch_add(1, atomic::Ordering::Relaxed) as u8;
-		[id; 32]
+		let mut channel_keys_id = [id; 32];
+
+		// We set the first (version) byte to one to use deterministic payment key derivation.
+		channel_keys_id[0] = 1;
+		channel_keys_id
 	}
 
 	fn derive_channel_signer(