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              more_env: []
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      more_env: []
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      more_env: []
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      do_fork: T
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      more_env: []
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      more_env: []
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              do_fork: T
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                  more_env: []
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                  redirects: []
                  do_fork: T
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                  more_env: []
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                  do_fork: T
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                  do_fork: T
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              do_fork: T
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          right: <Id.Lit_DRightBracket ']]'>
          redirects: []
        )
        (command.Simple
          blame_tok: <err_exit>
          more_env: []
          words: [{<err_exit>} {(SQ <'arr[1] != arr[green]'>)}]
          redirects: []
          do_fork: T
        )
      ]
      ops: [<Id.Op_DPipe _>]
    )
    (command.Simple
      blame_tok: <read>
      more_env: []
      words: [{<read>} {<-A>} {<arr>}]
      redirects: [(Redir op:<Id.Redir_TLess '<<<'> loc:(redir_loc.Fd fd:0) arg:{(SQ <'x y z xx yy'>)})]
      do_fork: T
    )
    (command.AndOr
      children: [
        (command.DBracket
          left: <Id.KW_DLeftBracket '[['>
          expr: 
            (bool_expr.Binary
              op_id: Id.BoolBinary_GlobDEqual
              left: 
                {
                  (BracedVarSub
                    left: <Id.Left_DollarBrace '${'>
                    token: <Id.VSub_Name arr>
                    var_name: arr
                    bracket_op: (bracket_op.ArrayIndex expr:{<Id.Lit_Digits 1>})
                    right: <Id.Right_DollarBrace '}'>
                  )
                }
              right: 
                {
                  (BracedVarSub
                    left: <Id.Left_DollarBrace '${'>
                    token: <Id.VSub_Name arr>
                    var_name: arr
                    bracket_op: (bracket_op.ArrayIndex expr:($ Id.Lit_ArithVarLike green))
                    right: <Id.Right_DollarBrace '}'>
                  )
                }
            )
          right: <Id.Lit_DRightBracket ']]'>
          redirects: []
        )
        (command.Simple
          blame_tok: <err_exit>
          more_env: []
          words: [{<err_exit>} {(SQ <'arr[1] != arr[green] after read'>)}]
          redirects: []
          do_fork: T
        )
      ]
      ops: [<Id.Op_DPipe _>]
    )
    (command.ControlFlow
      keyword: <Id.ControlFlow_Exit exit>
      arg_word: 
        {
          (word_part.ArithSub
            left: <Id.Left_DollarDParen '$(('>
            anode: 
              (arith_expr.TernaryOp
                cond: 
                  (arith_expr.Binary
                    op_id: Id.Arith_Less
                    left: ($ Id.Lit_ArithVarLike Errors)
                    right: {<Id.Lit_Digits 125>}
                  )
                true_expr: ($ Id.Lit_ArithVarLike Errors)
                false_expr: {<Id.Lit_Digits 125>}
              )
            right: <Id.Right_DollarDParen _>
          )
        }
    )
  ]
)