- content:
  - invariant:
      ensures: ((((((\result == ((long long) 2 + m)) && (2 == n)) || ((\result <=
        m) && (((long long) n + m) <= \result))) || ((\result == ((long long) m +
        1)) && (n == 1))) || (2 < n)))
      format: acsl_expression
      location:
        file_name: null
        function: sum
        line: 5
      requires: (1)
      type: function_contract
  entry_type: invariant_set
  metadata:
    format_version: '3.0'
