(command.CommandList
  children: [
    (command.Simple
      words: [{<echo>} {(DQ <'setmnt: Error: deprecated utility'>)}]
      redirects: [(redir op:<Id.Redir_GreatAnd '>&'> loc:(redir_loc.Fd fd:1) arg:{<2>})]
      more_env: []
      do_fork: T
    )
    (command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<1>})
  ]
)