TSTP Solution File: ANA007-2 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : ANA007-2 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n015.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Tue Sep  6 16:23:22 EDT 2022

% Result   : Unsatisfiable 0.20s 0.40s
% Output   : Proof 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :   31
% Syntax   : Number of formulae    :   63 (  18 unt;   9 typ;   0 def)
%            Number of atoms       :  152 (  20 equ)
%            Maximal formula atoms :    8 (   2 avg)
%            Number of connectives :  181 (  88   ~;  72   |;   0   &)
%                                         (  21 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of FOOLs       :    5 (   5 fml;   0 var)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   12 (   7   >;   5   *;   0   +;   0  <<)
%            Number of predicates  :    7 (   5 usr;   1 prp; 0-3 aty)
%            Number of functors    :    6 (   6 usr;   2 con; 0-3 aty)
%            Number of variables   :   79 (  72   !;   0   ?;  79   :)

% Comments : 
%------------------------------------------------------------------------------
tff(c_lessequals_type,type,
    c_lessequals: ( $i * $i * $i ) > $o ).

tff(t_b_type,type,
    t_b: $i ).

tff(c_times_type,type,
    c_times: ( $i * $i * $i ) > $i ).

tff(c_HOL_Oabs_type,type,
    c_HOL_Oabs: ( $i * $i ) > $i ).

tff(v_f_type,type,
    v_f: $i > $i ).

tff(v_x_type,type,
    v_x: $i > $i ).

tff(c_1_type,type,
    c_1: $i ).

tff(class_Ring__and__Field_Oordered__idom_type,type,
    class_Ring__and__Field_Oordered__idom: $i > $o ).

tff(class_Orderings_Oorder_type,type,
    class_Orderings_Oorder: $i > $o ).

tff(1,plain,
    ^ [V_c: $i,T_a: $i] :
      refl(
        ( ( ~ class_Ring__and__Field_Oordered__idom(T_a)
          | ( V_c = c_times(c_1,V_c,T_a) ) )
      <=> ( ~ class_Ring__and__Field_Oordered__idom(T_a)
          | ( V_c = c_times(c_1,V_c,T_a) ) ) )),
    inference(bind,[status(th)],]) ).

tff(2,plain,
    ( ! [V_c: $i,T_a: $i] :
        ( ~ class_Ring__and__Field_Oordered__idom(T_a)
        | ( V_c = c_times(c_1,V_c,T_a) ) )
  <=> ! [V_c: $i,T_a: $i] :
        ( ~ class_Ring__and__Field_Oordered__idom(T_a)
        | ( V_c = c_times(c_1,V_c,T_a) ) ) ),
    inference(quant_intro,[status(thm)],[1]) ).

tff(3,plain,
    ( ! [V_c: $i,T_a: $i] :
        ( ~ class_Ring__and__Field_Oordered__idom(T_a)
        | ( V_c = c_times(c_1,V_c,T_a) ) )
  <=> ! [V_c: $i,T_a: $i] :
        ( ~ class_Ring__and__Field_Oordered__idom(T_a)
        | ( V_c = c_times(c_1,V_c,T_a) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(4,axiom,
    ! [V_c: $i,T_a: $i] :
      ( ~ class_Ring__and__Field_Oordered__idom(T_a)
      | ( V_c = c_times(c_1,V_c,T_a) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Ring__and__Field_Omult__cancel__right1_2) ).

tff(5,plain,
    ! [V_c: $i,T_a: $i] :
      ( ~ class_Ring__and__Field_Oordered__idom(T_a)
      | ( V_c = c_times(c_1,V_c,T_a) ) ),
    inference(modus_ponens,[status(thm)],[4,3]) ).

tff(6,plain,
    ! [V_c: $i,T_a: $i] :
      ( ~ class_Ring__and__Field_Oordered__idom(T_a)
      | ( V_c = c_times(c_1,V_c,T_a) ) ),
    inference(skolemize,[status(sab)],[5]) ).

tff(7,plain,
    ! [V_c: $i,T_a: $i] :
      ( ~ class_Ring__and__Field_Oordered__idom(T_a)
      | ( V_c = c_times(c_1,V_c,T_a) ) ),
    inference(modus_ponens,[status(thm)],[6,2]) ).

tff(8,plain,
    ( class_Ring__and__Field_Oordered__idom(t_b)
  <=> class_Ring__and__Field_Oordered__idom(t_b) ),
    inference(rewrite,[status(thm)],]) ).

tff(9,axiom,
    class_Ring__and__Field_Oordered__idom(t_b),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',tfree_tcs) ).

tff(10,plain,
    class_Ring__and__Field_Oordered__idom(t_b),
    inference(modus_ponens,[status(thm)],[9,8]) ).

tff(11,plain,
    ( ( ~ ! [V_c: $i,T_a: $i] :
            ( ~ class_Ring__and__Field_Oordered__idom(T_a)
            | ( V_c = c_times(c_1,V_c,T_a) ) )
      | ~ class_Ring__and__Field_Oordered__idom(t_b)
      | ( c_HOL_Oabs(v_f(v_x(c_1)),t_b) = c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b) ) )
  <=> ( ~ ! [V_c: $i,T_a: $i] :
            ( ~ class_Ring__and__Field_Oordered__idom(T_a)
            | ( V_c = c_times(c_1,V_c,T_a) ) )
      | ~ class_Ring__and__Field_Oordered__idom(t_b)
      | ( c_HOL_Oabs(v_f(v_x(c_1)),t_b) = c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(12,plain,
    ( ~ ! [V_c: $i,T_a: $i] :
          ( ~ class_Ring__and__Field_Oordered__idom(T_a)
          | ( V_c = c_times(c_1,V_c,T_a) ) )
    | ~ class_Ring__and__Field_Oordered__idom(t_b)
    | ( c_HOL_Oabs(v_f(v_x(c_1)),t_b) = c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(13,plain,
    ( ~ ! [V_c: $i,T_a: $i] :
          ( ~ class_Ring__and__Field_Oordered__idom(T_a)
          | ( V_c = c_times(c_1,V_c,T_a) ) )
    | ~ class_Ring__and__Field_Oordered__idom(t_b)
    | ( c_HOL_Oabs(v_f(v_x(c_1)),t_b) = c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b) ) ),
    inference(modus_ponens,[status(thm)],[12,11]) ).

tff(14,plain,
    c_HOL_Oabs(v_f(v_x(c_1)),t_b) = c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),
    inference(unit_resolution,[status(thm)],[13,10,7]) ).

tff(15,plain,
    c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b) = c_HOL_Oabs(v_f(v_x(c_1)),t_b),
    inference(symmetry,[status(thm)],[14]) ).

tff(16,plain,
    ( c_lessequals(c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),t_b)
  <=> c_lessequals(c_HOL_Oabs(v_f(v_x(c_1)),t_b),c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),t_b) ),
    inference(monotonicity,[status(thm)],[15]) ).

tff(17,plain,
    ( c_lessequals(c_HOL_Oabs(v_f(v_x(c_1)),t_b),c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),t_b)
  <=> c_lessequals(c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),t_b) ),
    inference(symmetry,[status(thm)],[16]) ).

tff(18,plain,
    ( ~ c_lessequals(c_HOL_Oabs(v_f(v_x(c_1)),t_b),c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),t_b)
  <=> ~ c_lessequals(c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),t_b) ),
    inference(monotonicity,[status(thm)],[17]) ).

tff(19,plain,
    ^ [V_U: $i] :
      refl(
        ( ~ c_lessequals(c_HOL_Oabs(v_f(v_x(V_U)),t_b),c_times(V_U,c_HOL_Oabs(v_f(v_x(V_U)),t_b),t_b),t_b)
      <=> ~ c_lessequals(c_HOL_Oabs(v_f(v_x(V_U)),t_b),c_times(V_U,c_HOL_Oabs(v_f(v_x(V_U)),t_b),t_b),t_b) )),
    inference(bind,[status(th)],]) ).

tff(20,plain,
    ( ! [V_U: $i] : ~ c_lessequals(c_HOL_Oabs(v_f(v_x(V_U)),t_b),c_times(V_U,c_HOL_Oabs(v_f(v_x(V_U)),t_b),t_b),t_b)
  <=> ! [V_U: $i] : ~ c_lessequals(c_HOL_Oabs(v_f(v_x(V_U)),t_b),c_times(V_U,c_HOL_Oabs(v_f(v_x(V_U)),t_b),t_b),t_b) ),
    inference(quant_intro,[status(thm)],[19]) ).

tff(21,plain,
    ( ! [V_U: $i] : ~ c_lessequals(c_HOL_Oabs(v_f(v_x(V_U)),t_b),c_times(V_U,c_HOL_Oabs(v_f(v_x(V_U)),t_b),t_b),t_b)
  <=> ! [V_U: $i] : ~ c_lessequals(c_HOL_Oabs(v_f(v_x(V_U)),t_b),c_times(V_U,c_HOL_Oabs(v_f(v_x(V_U)),t_b),t_b),t_b) ),
    inference(rewrite,[status(thm)],]) ).

tff(22,axiom,
    ! [V_U: $i] : ~ c_lessequals(c_HOL_Oabs(v_f(v_x(V_U)),t_b),c_times(V_U,c_HOL_Oabs(v_f(v_x(V_U)),t_b),t_b),t_b),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_0) ).

tff(23,plain,
    ! [V_U: $i] : ~ c_lessequals(c_HOL_Oabs(v_f(v_x(V_U)),t_b),c_times(V_U,c_HOL_Oabs(v_f(v_x(V_U)),t_b),t_b),t_b),
    inference(modus_ponens,[status(thm)],[22,21]) ).

tff(24,plain,
    ! [V_U: $i] : ~ c_lessequals(c_HOL_Oabs(v_f(v_x(V_U)),t_b),c_times(V_U,c_HOL_Oabs(v_f(v_x(V_U)),t_b),t_b),t_b),
    inference(skolemize,[status(sab)],[23]) ).

tff(25,plain,
    ! [V_U: $i] : ~ c_lessequals(c_HOL_Oabs(v_f(v_x(V_U)),t_b),c_times(V_U,c_HOL_Oabs(v_f(v_x(V_U)),t_b),t_b),t_b),
    inference(modus_ponens,[status(thm)],[24,20]) ).

tff(26,plain,
    ( ~ ! [V_U: $i] : ~ c_lessequals(c_HOL_Oabs(v_f(v_x(V_U)),t_b),c_times(V_U,c_HOL_Oabs(v_f(v_x(V_U)),t_b),t_b),t_b)
    | ~ c_lessequals(c_HOL_Oabs(v_f(v_x(c_1)),t_b),c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),t_b) ),
    inference(quant_inst,[status(thm)],]) ).

tff(27,plain,
    ~ c_lessequals(c_HOL_Oabs(v_f(v_x(c_1)),t_b),c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),t_b),
    inference(unit_resolution,[status(thm)],[26,25]) ).

tff(28,plain,
    ~ c_lessequals(c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),t_b),
    inference(modus_ponens,[status(thm)],[27,18]) ).

tff(29,plain,
    ^ [T: $i] :
      refl(
        ( ( class_Orderings_Oorder(T)
          | ~ class_Ring__and__Field_Oordered__idom(T) )
      <=> ( class_Orderings_Oorder(T)
          | ~ class_Ring__and__Field_Oordered__idom(T) ) )),
    inference(bind,[status(th)],]) ).

tff(30,plain,
    ( ! [T: $i] :
        ( class_Orderings_Oorder(T)
        | ~ class_Ring__and__Field_Oordered__idom(T) )
  <=> ! [T: $i] :
        ( class_Orderings_Oorder(T)
        | ~ class_Ring__and__Field_Oordered__idom(T) ) ),
    inference(quant_intro,[status(thm)],[29]) ).

tff(31,plain,
    ( ! [T: $i] :
        ( class_Orderings_Oorder(T)
        | ~ class_Ring__and__Field_Oordered__idom(T) )
  <=> ! [T: $i] :
        ( class_Orderings_Oorder(T)
        | ~ class_Ring__and__Field_Oordered__idom(T) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(32,plain,
    ^ [T: $i] :
      rewrite(
        ( ( ~ class_Ring__and__Field_Oordered__idom(T)
          | class_Orderings_Oorder(T) )
      <=> ( class_Orderings_Oorder(T)
          | ~ class_Ring__and__Field_Oordered__idom(T) ) )),
    inference(bind,[status(th)],]) ).

tff(33,plain,
    ( ! [T: $i] :
        ( ~ class_Ring__and__Field_Oordered__idom(T)
        | class_Orderings_Oorder(T) )
  <=> ! [T: $i] :
        ( class_Orderings_Oorder(T)
        | ~ class_Ring__and__Field_Oordered__idom(T) ) ),
    inference(quant_intro,[status(thm)],[32]) ).

tff(34,axiom,
    ! [T: $i] :
      ( ~ class_Ring__and__Field_Oordered__idom(T)
      | class_Orderings_Oorder(T) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',clsrel_Ring__and__Field_Oordered__idom_44) ).

tff(35,plain,
    ! [T: $i] :
      ( class_Orderings_Oorder(T)
      | ~ class_Ring__and__Field_Oordered__idom(T) ),
    inference(modus_ponens,[status(thm)],[34,33]) ).

tff(36,plain,
    ! [T: $i] :
      ( class_Orderings_Oorder(T)
      | ~ class_Ring__and__Field_Oordered__idom(T) ),
    inference(modus_ponens,[status(thm)],[35,31]) ).

tff(37,plain,
    ! [T: $i] :
      ( class_Orderings_Oorder(T)
      | ~ class_Ring__and__Field_Oordered__idom(T) ),
    inference(skolemize,[status(sab)],[36]) ).

tff(38,plain,
    ! [T: $i] :
      ( class_Orderings_Oorder(T)
      | ~ class_Ring__and__Field_Oordered__idom(T) ),
    inference(modus_ponens,[status(thm)],[37,30]) ).

tff(39,plain,
    ( ( ~ ! [T: $i] :
            ( class_Orderings_Oorder(T)
            | ~ class_Ring__and__Field_Oordered__idom(T) )
      | class_Orderings_Oorder(t_b)
      | ~ class_Ring__and__Field_Oordered__idom(t_b) )
  <=> ( ~ ! [T: $i] :
            ( class_Orderings_Oorder(T)
            | ~ class_Ring__and__Field_Oordered__idom(T) )
      | class_Orderings_Oorder(t_b)
      | ~ class_Ring__and__Field_Oordered__idom(t_b) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(40,plain,
    ( ~ ! [T: $i] :
          ( class_Orderings_Oorder(T)
          | ~ class_Ring__and__Field_Oordered__idom(T) )
    | class_Orderings_Oorder(t_b)
    | ~ class_Ring__and__Field_Oordered__idom(t_b) ),
    inference(quant_inst,[status(thm)],]) ).

tff(41,plain,
    ( ~ ! [T: $i] :
          ( class_Orderings_Oorder(T)
          | ~ class_Ring__and__Field_Oordered__idom(T) )
    | class_Orderings_Oorder(t_b)
    | ~ class_Ring__and__Field_Oordered__idom(t_b) ),
    inference(modus_ponens,[status(thm)],[40,39]) ).

tff(42,plain,
    class_Orderings_Oorder(t_b),
    inference(unit_resolution,[status(thm)],[41,10,38]) ).

tff(43,plain,
    ^ [V_x: $i,T_a: $i] :
      refl(
        ( ( ~ class_Orderings_Oorder(T_a)
          | c_lessequals(V_x,V_x,T_a) )
      <=> ( ~ class_Orderings_Oorder(T_a)
          | c_lessequals(V_x,V_x,T_a) ) )),
    inference(bind,[status(th)],]) ).

tff(44,plain,
    ( ! [V_x: $i,T_a: $i] :
        ( ~ class_Orderings_Oorder(T_a)
        | c_lessequals(V_x,V_x,T_a) )
  <=> ! [V_x: $i,T_a: $i] :
        ( ~ class_Orderings_Oorder(T_a)
        | c_lessequals(V_x,V_x,T_a) ) ),
    inference(quant_intro,[status(thm)],[43]) ).

tff(45,plain,
    ( ! [V_x: $i,T_a: $i] :
        ( ~ class_Orderings_Oorder(T_a)
        | c_lessequals(V_x,V_x,T_a) )
  <=> ! [V_x: $i,T_a: $i] :
        ( ~ class_Orderings_Oorder(T_a)
        | c_lessequals(V_x,V_x,T_a) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(46,axiom,
    ! [V_x: $i,T_a: $i] :
      ( ~ class_Orderings_Oorder(T_a)
      | c_lessequals(V_x,V_x,T_a) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Orderings_Oorder__class_Oaxioms__1_0) ).

tff(47,plain,
    ! [V_x: $i,T_a: $i] :
      ( ~ class_Orderings_Oorder(T_a)
      | c_lessequals(V_x,V_x,T_a) ),
    inference(modus_ponens,[status(thm)],[46,45]) ).

tff(48,plain,
    ! [V_x: $i,T_a: $i] :
      ( ~ class_Orderings_Oorder(T_a)
      | c_lessequals(V_x,V_x,T_a) ),
    inference(skolemize,[status(sab)],[47]) ).

tff(49,plain,
    ! [V_x: $i,T_a: $i] :
      ( ~ class_Orderings_Oorder(T_a)
      | c_lessequals(V_x,V_x,T_a) ),
    inference(modus_ponens,[status(thm)],[48,44]) ).

tff(50,plain,
    ( ( ~ ! [V_x: $i,T_a: $i] :
            ( ~ class_Orderings_Oorder(T_a)
            | c_lessequals(V_x,V_x,T_a) )
      | ~ class_Orderings_Oorder(t_b)
      | c_lessequals(c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),t_b) )
  <=> ( ~ ! [V_x: $i,T_a: $i] :
            ( ~ class_Orderings_Oorder(T_a)
            | c_lessequals(V_x,V_x,T_a) )
      | ~ class_Orderings_Oorder(t_b)
      | c_lessequals(c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),t_b) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(51,plain,
    ( ~ ! [V_x: $i,T_a: $i] :
          ( ~ class_Orderings_Oorder(T_a)
          | c_lessequals(V_x,V_x,T_a) )
    | ~ class_Orderings_Oorder(t_b)
    | c_lessequals(c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),t_b) ),
    inference(quant_inst,[status(thm)],]) ).

tff(52,plain,
    ( ~ ! [V_x: $i,T_a: $i] :
          ( ~ class_Orderings_Oorder(T_a)
          | c_lessequals(V_x,V_x,T_a) )
    | ~ class_Orderings_Oorder(t_b)
    | c_lessequals(c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),t_b) ),
    inference(modus_ponens,[status(thm)],[51,50]) ).

tff(53,plain,
    c_lessequals(c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),c_times(c_1,c_HOL_Oabs(v_f(v_x(c_1)),t_b),t_b),t_b),
    inference(unit_resolution,[status(thm)],[52,49,42]) ).

tff(54,plain,
    $false,
    inference(unit_resolution,[status(thm)],[53,28]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.13  % Problem  : ANA007-2 : TPTP v8.1.0. Released v3.2.0.
% 0.04/0.13  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.13/0.35  % Computer : n015.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 300
% 0.13/0.35  % DateTime : Mon Aug 29 18:48:20 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.13/0.35  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.13/0.35  Usage: tptp [options] [-file:]file
% 0.13/0.35    -h, -?       prints this message.
% 0.13/0.35    -smt2        print SMT-LIB2 benchmark.
% 0.13/0.35    -m, -model   generate model.
% 0.13/0.35    -p, -proof   generate proof.
% 0.13/0.35    -c, -core    generate unsat core of named formulas.
% 0.13/0.35    -st, -statistics display statistics.
% 0.13/0.35    -t:timeout   set timeout (in second).
% 0.13/0.35    -smt2status  display status in smt2 format instead of SZS.
% 0.13/0.35    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.13/0.35    -<param>:<value> configuration parameter and value.
% 0.13/0.35    -o:<output-file> file to place output in.
% 0.20/0.40  % SZS status Unsatisfiable
% 0.20/0.40  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------