Make faulture to add address fatal

cmd/app/main.go

@@ -91,7 +91,7 @@ func main() {
                 case os.IsExist(err):
                     logger.Warn.Println("Address is already set on interface")
                 default:
-                    logger.Warn.Printf("Failed to set address on interface: %v", err)
+                    logger.Error.Fatalf("Failed to set address on interface: %v", err)
                 }
             }
             processedCount++