TSTP Solution File: SET688+4 by iProver---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.9
% Problem  : SET688+4 : TPTP v8.2.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n021.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 : Mon Jun 24 14:35:25 EDT 2024

% Result   : Theorem 3.74s 1.15s
% Output   : CNFRefutation 3.74s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   52 (  13 unt;   0 def)
%            Number of atoms       :  155 (   8 equ)
%            Maximal formula atoms :   10 (   2 avg)
%            Number of connectives :  181 (  78   ~;  52   |;  42   &)
%                                         (   3 <=>;   6  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   3 con; 0-2 aty)
%            Number of variables   :   84 (   0 sgn  43   !;  12   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X0,X1] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( member(X2,X0)
         => member(X2,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subset) ).

fof(f2,axiom,
    ! [X0,X1] :
      ( equal_set(X0,X1)
    <=> ( subset(X1,X0)
        & subset(X0,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',equal_set) ).

fof(f12,conjecture,
    ! [X0,X1,X5] :
      ( ( ~ equal_set(X1,X5)
        & subset(X1,X5)
        & ~ equal_set(X0,X1)
        & subset(X0,X1) )
     => ~ equal_set(X0,X5) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',thI04) ).

fof(f13,negated_conjecture,
    ~ ! [X0,X1,X5] :
        ( ( ~ equal_set(X1,X5)
          & subset(X1,X5)
          & ~ equal_set(X0,X1)
          & subset(X0,X1) )
       => ~ equal_set(X0,X5) ),
    inference(negated_conjecture,[],[f12]) ).

fof(f23,plain,
    ~ ! [X0,X1,X2] :
        ( ( ~ equal_set(X1,X2)
          & subset(X1,X2)
          & ~ equal_set(X0,X1)
          & subset(X0,X1) )
       => ~ equal_set(X0,X2) ),
    inference(rectify,[],[f13]) ).

fof(f24,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( member(X2,X1)
          | ~ member(X2,X0) ) ),
    inference(ennf_transformation,[],[f1]) ).

fof(f26,plain,
    ? [X0,X1,X2] :
      ( equal_set(X0,X2)
      & ~ equal_set(X1,X2)
      & subset(X1,X2)
      & ~ equal_set(X0,X1)
      & subset(X0,X1) ),
    inference(ennf_transformation,[],[f23]) ).

fof(f27,plain,
    ? [X0,X1,X2] :
      ( equal_set(X0,X2)
      & ~ equal_set(X1,X2)
      & subset(X1,X2)
      & ~ equal_set(X0,X1)
      & subset(X0,X1) ),
    inference(flattening,[],[f26]) ).

fof(f28,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ? [X2] :
            ( ~ member(X2,X1)
            & member(X2,X0) ) )
      & ( ! [X2] :
            ( member(X2,X1)
            | ~ member(X2,X0) )
        | ~ subset(X0,X1) ) ),
    inference(nnf_transformation,[],[f24]) ).

fof(f29,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ? [X2] :
            ( ~ member(X2,X1)
            & member(X2,X0) ) )
      & ( ! [X3] :
            ( member(X3,X1)
            | ~ member(X3,X0) )
        | ~ subset(X0,X1) ) ),
    inference(rectify,[],[f28]) ).

fof(f30,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ~ member(X2,X1)
          & member(X2,X0) )
     => ( ~ member(sK0(X0,X1),X1)
        & member(sK0(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f31,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ( ~ member(sK0(X0,X1),X1)
          & member(sK0(X0,X1),X0) ) )
      & ( ! [X3] :
            ( member(X3,X1)
            | ~ member(X3,X0) )
        | ~ subset(X0,X1) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0])],[f29,f30]) ).

fof(f32,plain,
    ! [X0,X1] :
      ( ( equal_set(X0,X1)
        | ~ subset(X1,X0)
        | ~ subset(X0,X1) )
      & ( ( subset(X1,X0)
          & subset(X0,X1) )
        | ~ equal_set(X0,X1) ) ),
    inference(nnf_transformation,[],[f2]) ).

fof(f33,plain,
    ! [X0,X1] :
      ( ( equal_set(X0,X1)
        | ~ subset(X1,X0)
        | ~ subset(X0,X1) )
      & ( ( subset(X1,X0)
          & subset(X0,X1) )
        | ~ equal_set(X0,X1) ) ),
    inference(flattening,[],[f32]) ).

fof(f52,plain,
    ( ? [X0,X1,X2] :
        ( equal_set(X0,X2)
        & ~ equal_set(X1,X2)
        & subset(X1,X2)
        & ~ equal_set(X0,X1)
        & subset(X0,X1) )
   => ( equal_set(sK3,sK5)
      & ~ equal_set(sK4,sK5)
      & subset(sK4,sK5)
      & ~ equal_set(sK3,sK4)
      & subset(sK3,sK4) ) ),
    introduced(choice_axiom,[]) ).

fof(f53,plain,
    ( equal_set(sK3,sK5)
    & ~ equal_set(sK4,sK5)
    & subset(sK4,sK5)
    & ~ equal_set(sK3,sK4)
    & subset(sK3,sK4) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK3,sK4,sK5])],[f27,f52]) ).

fof(f54,plain,
    ! [X3,X0,X1] :
      ( member(X3,X1)
      | ~ member(X3,X0)
      | ~ subset(X0,X1) ),
    inference(cnf_transformation,[],[f31]) ).

fof(f55,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
      | member(sK0(X0,X1),X0) ),
    inference(cnf_transformation,[],[f31]) ).

fof(f56,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
      | ~ member(sK0(X0,X1),X1) ),
    inference(cnf_transformation,[],[f31]) ).

fof(f58,plain,
    ! [X0,X1] :
      ( subset(X1,X0)
      | ~ equal_set(X0,X1) ),
    inference(cnf_transformation,[],[f33]) ).

fof(f59,plain,
    ! [X0,X1] :
      ( equal_set(X0,X1)
      | ~ subset(X1,X0)
      | ~ subset(X0,X1) ),
    inference(cnf_transformation,[],[f33]) ).

fof(f83,plain,
    subset(sK3,sK4),
    inference(cnf_transformation,[],[f53]) ).

fof(f84,plain,
    ~ equal_set(sK3,sK4),
    inference(cnf_transformation,[],[f53]) ).

fof(f85,plain,
    subset(sK4,sK5),
    inference(cnf_transformation,[],[f53]) ).

fof(f87,plain,
    equal_set(sK3,sK5),
    inference(cnf_transformation,[],[f53]) ).

cnf(c_49,plain,
    ( ~ member(sK0(X0,X1),X1)
    | subset(X0,X1) ),
    inference(cnf_transformation,[],[f56]) ).

cnf(c_50,plain,
    ( member(sK0(X0,X1),X0)
    | subset(X0,X1) ),
    inference(cnf_transformation,[],[f55]) ).

cnf(c_51,plain,
    ( ~ subset(X0,X1)
    | ~ member(X2,X0)
    | member(X2,X1) ),
    inference(cnf_transformation,[],[f54]) ).

cnf(c_52,plain,
    ( ~ subset(X0,X1)
    | ~ subset(X1,X0)
    | equal_set(X0,X1) ),
    inference(cnf_transformation,[],[f59]) ).

cnf(c_53,plain,
    ( ~ equal_set(X0,X1)
    | subset(X1,X0) ),
    inference(cnf_transformation,[],[f58]) ).

cnf(c_78,negated_conjecture,
    equal_set(sK3,sK5),
    inference(cnf_transformation,[],[f87]) ).

cnf(c_80,negated_conjecture,
    subset(sK4,sK5),
    inference(cnf_transformation,[],[f85]) ).

cnf(c_81,negated_conjecture,
    ~ equal_set(sK3,sK4),
    inference(cnf_transformation,[],[f84]) ).

cnf(c_82,negated_conjecture,
    subset(sK3,sK4),
    inference(cnf_transformation,[],[f83]) ).

cnf(c_109,plain,
    ( ~ member(sK0(X0,X1),X1)
    | subset(X0,X1) ),
    inference(prop_impl_just,[status(thm)],[c_49]) ).

cnf(c_113,plain,
    ( subset(X0,X1)
    | member(sK0(X0,X1),X0) ),
    inference(prop_impl_just,[status(thm)],[c_50]) ).

cnf(c_114,plain,
    ( member(sK0(X0,X1),X0)
    | subset(X0,X1) ),
    inference(renaming,[status(thm)],[c_113]) ).

cnf(c_119,plain,
    ( ~ equal_set(X0,X1)
    | subset(X1,X0) ),
    inference(prop_impl_just,[status(thm)],[c_53]) ).

cnf(c_366,plain,
    ( X0 != sK3
    | X1 != sK5
    | subset(X1,X0) ),
    inference(resolution_lifted,[status(thm)],[c_119,c_78]) ).

cnf(c_367,plain,
    subset(sK5,sK3),
    inference(unflattening,[status(thm)],[c_366]) ).

cnf(c_378,plain,
    ( X0 != sK3
    | X1 != sK4
    | ~ subset(X0,X1)
    | ~ subset(X1,X0) ),
    inference(resolution_lifted,[status(thm)],[c_52,c_81]) ).

cnf(c_379,plain,
    ( ~ subset(sK3,sK4)
    | ~ subset(sK4,sK3) ),
    inference(unflattening,[status(thm)],[c_378]) ).

cnf(c_380,plain,
    ~ subset(sK4,sK3),
    inference(global_subsumption_just,[status(thm)],[c_379,c_82,c_379]) ).

cnf(c_536,plain,
    ( X0 != sK4
    | X1 != sK3
    | member(sK0(X0,X1),X0) ),
    inference(resolution_lifted,[status(thm)],[c_114,c_380]) ).

cnf(c_537,plain,
    member(sK0(sK4,sK3),sK4),
    inference(unflattening,[status(thm)],[c_536]) ).

cnf(c_541,plain,
    ( X0 != sK4
    | X1 != sK3
    | ~ member(sK0(X0,X1),X1) ),
    inference(resolution_lifted,[status(thm)],[c_109,c_380]) ).

cnf(c_542,plain,
    ~ member(sK0(sK4,sK3),sK3),
    inference(unflattening,[status(thm)],[c_541]) ).

cnf(c_1217,plain,
    ( ~ member(sK0(sK4,sK3),X0)
    | ~ subset(X0,sK3)
    | member(sK0(sK4,sK3),sK3) ),
    inference(instantiation,[status(thm)],[c_51]) ).

cnf(c_1960,plain,
    ( ~ member(sK0(sK4,sK3),sK5)
    | ~ subset(sK5,sK3)
    | member(sK0(sK4,sK3),sK3) ),
    inference(instantiation,[status(thm)],[c_1217]) ).

cnf(c_2480,plain,
    ( ~ member(sK0(sK4,sK3),X0)
    | ~ subset(X0,sK5)
    | member(sK0(sK4,sK3),sK5) ),
    inference(instantiation,[status(thm)],[c_51]) ).

cnf(c_2481,plain,
    ( ~ member(sK0(sK4,sK3),sK4)
    | ~ subset(sK4,sK5)
    | member(sK0(sK4,sK3),sK5) ),
    inference(instantiation,[status(thm)],[c_2480]) ).

cnf(c_2482,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_2481,c_1960,c_542,c_537,c_367,c_80]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SET688+4 : TPTP v8.2.0. Released v2.2.0.
% 0.03/0.12  % Command  : run_iprover %s %d THM
% 0.12/0.33  % Computer : n021.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 300
% 0.12/0.34  % DateTime : Sun Jun 23 15:57:24 EDT 2024
% 0.12/0.34  % CPUTime  : 
% 0.20/0.47  Running first-order theorem proving
% 0.20/0.47  Running: /export/starexec/sandbox2/solver/bin/run_problem --schedule fof_schedule --heuristic_context casc_unsat --no_cores 8 /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 3.74/1.15  % SZS status Started for theBenchmark.p
% 3.74/1.15  % SZS status Theorem for theBenchmark.p
% 3.74/1.15  
% 3.74/1.15  %---------------- iProver v3.9 (pre CASC 2024/SMT-COMP 2024) ----------------%
% 3.74/1.15  
% 3.74/1.15  ------  iProver source info
% 3.74/1.15  
% 3.74/1.15  git: date: 2024-06-12 09:56:46 +0000
% 3.74/1.15  git: sha1: 4869ab62f0a3398f9d3a35e6db7918ebd3847e49
% 3.74/1.15  git: non_committed_changes: false
% 3.74/1.15  
% 3.74/1.15  ------ Parsing...
% 3.74/1.15  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 3.74/1.15  
% 3.74/1.15  ------ Preprocessing... sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe:1:0s pe_e 
% 3.74/1.15  
% 3.74/1.15  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 3.74/1.15  
% 3.74/1.15  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 3.74/1.15  ------ Proving...
% 3.74/1.15  ------ Problem Properties 
% 3.74/1.15  
% 3.74/1.15  
% 3.74/1.15  clauses                                 34
% 3.74/1.15  conjectures                             2
% 3.74/1.15  EPR                                     10
% 3.74/1.15  Horn                                    29
% 3.74/1.15  unary                                   12
% 3.74/1.15  binary                                  15
% 3.74/1.15  lits                                    63
% 3.74/1.15  lits eq                                 5
% 3.74/1.15  fd_pure                                 0
% 3.74/1.15  fd_pseudo                               0
% 3.74/1.15  fd_cond                                 0
% 3.74/1.15  fd_pseudo_cond                          2
% 3.74/1.15  AC symbols                              0
% 3.74/1.15  
% 3.74/1.15  ------ Input Options Time Limit: Unbounded
% 3.74/1.15  
% 3.74/1.15  
% 3.74/1.15  ------ 
% 3.74/1.15  Current options:
% 3.74/1.15  ------ 
% 3.74/1.15  
% 3.74/1.15  
% 3.74/1.15  
% 3.74/1.15  
% 3.74/1.15  ------ Proving...
% 3.74/1.15  
% 3.74/1.15  
% 3.74/1.15  % SZS status Theorem for theBenchmark.p
% 3.74/1.15  
% 3.74/1.15  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.74/1.15  
% 3.74/1.16  
%------------------------------------------------------------------------------