- content:
  - invariant:
      ensures: (((\result == 1) || (2 < \result)))
      format: acsl_expression
      location:
        file_name: null
        function: hanoi
        line: 20
      requires: (1)
      type: function_contract
  entry_type: invariant_set
  metadata:
    format_version: '3.0'
