improve error message

collect/resh-collect.go

@@ -102,16 +102,18 @@ func main() {
 		os.Exit(0)
 	}
 	if *requireVersion != "" && *requireVersion != Version {
-		log.Fatal("Please restart/reload this terminal session " +
+        fmt.Println("resh ERROR: Please restart/reload this terminal session " +
 			"(resh version: " + Version +
 			" resh version of this terminal session: " + *requireVersion +
 			")")
+        os.Exit(3)
 	}
 	if *requireRevision != "" && *requireRevision != Revision {
-		log.Fatal("Please restart/reload this terminal session " +
+        fmt.Println("resh ERROR: Please restart/reload this terminal session " +
 			"(resh revision: " + Revision +
 			" resh revision of this terminal session: " + *requireRevision +
 			")")
+        os.Exit(3)
 	}
 	realtimeAfter, err := strconv.ParseFloat(*rta, 64)
 	if err != nil {