- entry_type: ghost_instrumentation
  metadata:
    format_version: "2.0"
    uuid: 8b6bec9e-2f0b-4030-b020-494d55d6703c
    creation_time: 2025-05-28T12:14:47Z
    producer:
      name: Goblint
      version: heads/master-0-gb8fb60e5d-dirty
      command_line: '''./goblint'' ''--conf'' ''conf/svcomp-ghost.json'' ''--set''
        ''ana.base.privatization'' ''protection'' ''--set'' ''ana.autotune.activated[-]''
        ''octagon'' ''--sets'' ''ana.specification'' ''/mnt/goblint-svcomp/benchexec/sv-benchmarks/c/properties/unreach-call.prp''
        ''--sets'' ''exp.architecture'' ''32bit'' ''/mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i'''
    task:
      input_files:
      - /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
      input_file_hashes:
        /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i: 8e0bd33ffca0122f84e298c52bb9fdae01e72661c94f68aaa49ed0f187d88b87
      data_model: ILP32
      language: C
      specification: CHECK( init(main()), LTL(G ! call(reach_error())) )
  content:
    ghost_variables:
    - name: multithreaded
      scope: global
      type: int
      initial:
        value: "0"
        format: c_expression
    ghost_updates:
    - location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 850
        column: 3
        function: main
      updates:
      - variable: multithreaded
        value: "1"
        format: c_expression
- entry_type: invariant_set
  metadata:
    format_version: "2.0"
    uuid: 652a18ea-6006-448c-94bb-07a55f3753f8
    creation_time: 2025-05-28T12:14:47Z
    producer:
      name: Goblint
      version: heads/master-0-gb8fb60e5d-dirty
      command_line: '''./goblint'' ''--conf'' ''conf/svcomp-ghost.json'' ''--set''
        ''ana.base.privatization'' ''protection'' ''--set'' ''ana.autotune.activated[-]''
        ''octagon'' ''--sets'' ''ana.specification'' ''/mnt/goblint-svcomp/benchexec/sv-benchmarks/c/properties/unreach-call.prp''
        ''--sets'' ''exp.architecture'' ''32bit'' ''/mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i'''
    task:
      input_files:
      - /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
      input_file_hashes:
        /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i: 8e0bd33ffca0122f84e298c52bb9fdae01e72661c94f68aaa49ed0f187d88b87
      data_model: ILP32
      language: C
      specification: CHECK( init(main()), LTL(G ! call(reach_error())) )
  content:
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 852
        column: 3
        function: main
      value: '! multithreaded || ((x$mem_tmp == 0 || x$mem_tmp == 1) || x$mem_tmp
        == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 854
        column: 3
        function: main
      value: '! multithreaded || ((x$mem_tmp == 0 || x$mem_tmp == 1) || x$mem_tmp
        == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 855
        column: 3
        function: main
      value: '! multithreaded || ((x$mem_tmp == 0 || x$mem_tmp == 1) || x$mem_tmp
        == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 852
        column: 3
        function: main
      value: '! multithreaded || x$r_buff0_thd0 == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 854
        column: 3
        function: main
      value: '! multithreaded || x$r_buff0_thd0 == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 855
        column: 3
        function: main
      value: '! multithreaded || x$r_buff0_thd0 == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 852
        column: 3
        function: main
      value: '! multithreaded || x$read_delayed == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 854
        column: 3
        function: main
      value: '! multithreaded || x$read_delayed == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 855
        column: 3
        function: main
      value: '! multithreaded || x$read_delayed == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 852
        column: 3
        function: main
      value: '! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 854
        column: 3
        function: main
      value: '! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 855
        column: 3
        function: main
      value: '! multithreaded || (x$w_buff0 == 0 || x$w_buff0 == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 852
        column: 3
        function: main
      value: '! multithreaded || ((__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX
        == 1) || __unbuffered_p0_EAX == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 854
        column: 3
        function: main
      value: '! multithreaded || ((__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX
        == 1) || __unbuffered_p0_EAX == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 855
        column: 3
        function: main
      value: '! multithreaded || ((__unbuffered_p0_EAX == 0 || __unbuffered_p0_EAX
        == 1) || __unbuffered_p0_EAX == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 852
        column: 3
        function: main
      value: '! multithreaded || ((y == 0 || y == 1) || y == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 854
        column: 3
        function: main
      value: '! multithreaded || ((y == 0 || y == 1) || y == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 855
        column: 3
        function: main
      value: '! multithreaded || ((y == 0 || y == 1) || y == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 852
        column: 3
        function: main
      value: '! multithreaded || ((__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX
        == 1) || __unbuffered_p1_EAX == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 854
        column: 3
        function: main
      value: '! multithreaded || ((__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX
        == 1) || __unbuffered_p1_EAX == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 855
        column: 3
        function: main
      value: '! multithreaded || ((__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX
        == 1) || __unbuffered_p1_EAX == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 852
        column: 3
        function: main
      value: '! multithreaded || 0 <= __unbuffered_cnt'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 854
        column: 3
        function: main
      value: '! multithreaded || 0 <= __unbuffered_cnt'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 855
        column: 3
        function: main
      value: '! multithreaded || 0 <= __unbuffered_cnt'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 852
        column: 3
        function: main
      value: '! multithreaded || x$r_buff1_thd2 == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 854
        column: 3
        function: main
      value: '! multithreaded || x$r_buff1_thd2 == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 855
        column: 3
        function: main
      value: '! multithreaded || x$r_buff1_thd2 == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 852
        column: 3
        function: main
      value: '! multithreaded || x$r_buff0_thd2 == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 854
        column: 3
        function: main
      value: '! multithreaded || x$r_buff0_thd2 == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 855
        column: 3
        function: main
      value: '! multithreaded || x$r_buff0_thd2 == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 852
        column: 3
        function: main
      value: '! multithreaded || ((x == 0 || x == 1) || x == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 854
        column: 3
        function: main
      value: '! multithreaded || ((x == 0 || x == 1) || x == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 855
        column: 3
        function: main
      value: '! multithreaded || ((x == 0 || x == 1) || x == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 852
        column: 3
        function: main
      value: '! multithreaded || x$read_delayed_var == 0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 854
        column: 3
        function: main
      value: '! multithreaded || x$read_delayed_var == 0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 855
        column: 3
        function: main
      value: '! multithreaded || x$read_delayed_var == 0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 852
        column: 3
        function: main
      value: '! multithreaded || x$flush_delayed == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 854
        column: 3
        function: main
      value: '! multithreaded || x$flush_delayed == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 855
        column: 3
        function: main
      value: '! multithreaded || x$flush_delayed == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 852
        column: 3
        function: main
      value: '! multithreaded || x$r_buff0_thd1 == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 854
        column: 3
        function: main
      value: '! multithreaded || x$r_buff0_thd1 == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 855
        column: 3
        function: main
      value: '! multithreaded || x$r_buff0_thd1 == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 852
        column: 3
        function: main
      value: '! multithreaded || x$r_buff1_thd0 == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 854
        column: 3
        function: main
      value: '! multithreaded || x$r_buff1_thd0 == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 855
        column: 3
        function: main
      value: '! multithreaded || x$r_buff1_thd0 == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 852
        column: 3
        function: main
      value: '! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 854
        column: 3
        function: main
      value: '! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 855
        column: 3
        function: main
      value: '! multithreaded || (x$w_buff1 == 0 || x$w_buff1 == 2)'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 852
        column: 3
        function: main
      value: '! multithreaded || x$r_buff1_thd1 == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 854
        column: 3
        function: main
      value: '! multithreaded || x$r_buff1_thd1 == (_Bool)0'
      format: c_expression
  - invariant:
      type: location_invariant
      location:
        file_name: /mnt/goblint-svcomp/benchexec/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
        line: 855
        column: 3
        function: main
      value: '! multithreaded || x$r_buff1_thd1 == (_Bool)0'
      format: c_expression
