anchor.diff:  
       def create_new_win():
           with machine.nested("Creating a new Chromium window"):
  -            machine.execute(
  +            status, _ = machine.execute(
                   ru(
                       "${xdo "new-window" ''
                         search --onlyvisible --name "startup done"
  
positive.code:                     ''}"
                  )
              )
              machine.execute(
                  ru(
                      "${xdo "new-window" ''
                        key Ctrl+n
                      ''}"
                  )
              )
  
  
      def close_win():
  
negative.code:                     )
                  )
              for _ in range(1, 20):
                  status, _ = machine.execute(
                      ru(
                          "${xdo "wait-for-close" ''
                            search --onlyvisible --name "new tab"
  