added a print when a message cannot be sent due to missing node keys

network/message/sendCmix.go

@@ -142,6 +142,9 @@ func sendCmixHelper(msg format.Message, recipient *id.ID, param params.CMIX, ins
 		//keying relationships
 		roundKeys, missingKeys := session.Cmix().GetRoundKeys(topology)
 		if len(missingKeys) > 0 {
+			jww.WARN.Printf("Failed to send on round %d to %s " +
+				"(msgDigest: %s) due to missing relationships with nodes: %s",
+				bestRound.ID, recipient, msg.Digest(), missingKeys)
 			go handleMissingNodeKeys(instance, nodeRegistration, missingKeys)
 			time.Sleep(param.RetryDelay)
 			continue

storage/reception/store.go

@@ -342,7 +342,7 @@ func (s *Store) selectIdentity(rng io.Reader, now time.Time) (IdentityUse, error
 		selected.ExtraChecks--
 	}
 
-	jww.DEBUG.Printf("Selected identity: EphId: %d  ID: %s  End: %s  StartValid: %s  EndValid: %s",
+	jww.TRACE.Printf("Selected identity: EphId: %d  ID: %s  End: %s  StartValid: %s  EndValid: %s",
 		selected.EphId.Int64(), selected.Source, selected.End.Format("01/02/06 03:04:05 pm"),
 		selected.StartValid.Format("01/02/06 03:04:05 pm"), selected.EndValid.Format("01/02/06 03:04:05 pm"))