TSTP Solution File: SEU164+2 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : SEU164+2 : TPTP v8.1.2. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n008.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 : Thu Aug 31 17:04:17 EDT 2023

% Result   : Theorem 24.37s 4.22s
% Output   : CNFRefutation 24.37s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :   11
% Syntax   : Number of formulae    :   58 (  13 unt;   0 def)
%            Number of atoms       :  222 (  34 equ)
%            Maximal formula atoms :   14 (   3 avg)
%            Number of connectives :  260 (  96   ~; 108   |;  43   &)
%                                         (   6 <=>;   7  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   1 con; 0-2 aty)
%            Number of variables   :  131 (   1 sgn;  90   !;  20   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f9,axiom,
    ! [X0,X1] :
      ( powerset(X0) = X1
    <=> ! [X2] :
          ( in(X2,X1)
        <=> subset(X2,X0) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d1_zfmisc_1) ).

fof(f13,axiom,
    ! [X0,X1] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( in(X2,X0)
         => in(X2,X1) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d3_tarski) ).

fof(f15,axiom,
    ! [X0,X1] :
      ( union(X0) = X1
    <=> ! [X2] :
          ( in(X2,X1)
        <=> ? [X3] :
              ( in(X3,X0)
              & in(X2,X3) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d4_tarski) ).

fof(f49,axiom,
    ! [X0,X1] : subset(X0,X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',reflexivity_r1_tarski) ).

fof(f93,conjecture,
    ! [X0] : union(powerset(X0)) = X0,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t99_zfmisc_1) ).

fof(f94,negated_conjecture,
    ~ ! [X0] : union(powerset(X0)) = X0,
    inference(negated_conjecture,[],[f93]) ).

fof(f99,plain,
    ! [X0] : subset(X0,X0),
    inference(rectify,[],[f49]) ).

fof(f105,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( in(X2,X1)
          | ~ in(X2,X0) ) ),
    inference(ennf_transformation,[],[f13]) ).

fof(f144,plain,
    ? [X0] : union(powerset(X0)) != X0,
    inference(ennf_transformation,[],[f94]) ).

fof(f156,plain,
    ! [X0,X1] :
      ( ( powerset(X0) = X1
        | ? [X2] :
            ( ( ~ subset(X2,X0)
              | ~ in(X2,X1) )
            & ( subset(X2,X0)
              | in(X2,X1) ) ) )
      & ( ! [X2] :
            ( ( in(X2,X1)
              | ~ subset(X2,X0) )
            & ( subset(X2,X0)
              | ~ in(X2,X1) ) )
        | powerset(X0) != X1 ) ),
    inference(nnf_transformation,[],[f9]) ).

fof(f157,plain,
    ! [X0,X1] :
      ( ( powerset(X0) = X1
        | ? [X2] :
            ( ( ~ subset(X2,X0)
              | ~ in(X2,X1) )
            & ( subset(X2,X0)
              | in(X2,X1) ) ) )
      & ( ! [X3] :
            ( ( in(X3,X1)
              | ~ subset(X3,X0) )
            & ( subset(X3,X0)
              | ~ in(X3,X1) ) )
        | powerset(X0) != X1 ) ),
    inference(rectify,[],[f156]) ).

fof(f158,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ( ~ subset(X2,X0)
            | ~ in(X2,X1) )
          & ( subset(X2,X0)
            | in(X2,X1) ) )
     => ( ( ~ subset(sK2(X0,X1),X0)
          | ~ in(sK2(X0,X1),X1) )
        & ( subset(sK2(X0,X1),X0)
          | in(sK2(X0,X1),X1) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f159,plain,
    ! [X0,X1] :
      ( ( powerset(X0) = X1
        | ( ( ~ subset(sK2(X0,X1),X0)
            | ~ in(sK2(X0,X1),X1) )
          & ( subset(sK2(X0,X1),X0)
            | in(sK2(X0,X1),X1) ) ) )
      & ( ! [X3] :
            ( ( in(X3,X1)
              | ~ subset(X3,X0) )
            & ( subset(X3,X0)
              | ~ in(X3,X1) ) )
        | powerset(X0) != X1 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2])],[f157,f158]) ).

fof(f176,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ? [X2] :
            ( ~ in(X2,X1)
            & in(X2,X0) ) )
      & ( ! [X2] :
            ( in(X2,X1)
            | ~ in(X2,X0) )
        | ~ subset(X0,X1) ) ),
    inference(nnf_transformation,[],[f105]) ).

fof(f177,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ? [X2] :
            ( ~ in(X2,X1)
            & in(X2,X0) ) )
      & ( ! [X3] :
            ( in(X3,X1)
            | ~ in(X3,X0) )
        | ~ subset(X0,X1) ) ),
    inference(rectify,[],[f176]) ).

fof(f178,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ~ in(X2,X1)
          & in(X2,X0) )
     => ( ~ in(sK10(X0,X1),X1)
        & in(sK10(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f179,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ( ~ in(sK10(X0,X1),X1)
          & in(sK10(X0,X1),X0) ) )
      & ( ! [X3] :
            ( in(X3,X1)
            | ~ in(X3,X0) )
        | ~ subset(X0,X1) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK10])],[f177,f178]) ).

fof(f185,plain,
    ! [X0,X1] :
      ( ( union(X0) = X1
        | ? [X2] :
            ( ( ! [X3] :
                  ( ~ in(X3,X0)
                  | ~ in(X2,X3) )
              | ~ in(X2,X1) )
            & ( ? [X3] :
                  ( in(X3,X0)
                  & in(X2,X3) )
              | in(X2,X1) ) ) )
      & ( ! [X2] :
            ( ( in(X2,X1)
              | ! [X3] :
                  ( ~ in(X3,X0)
                  | ~ in(X2,X3) ) )
            & ( ? [X3] :
                  ( in(X3,X0)
                  & in(X2,X3) )
              | ~ in(X2,X1) ) )
        | union(X0) != X1 ) ),
    inference(nnf_transformation,[],[f15]) ).

fof(f186,plain,
    ! [X0,X1] :
      ( ( union(X0) = X1
        | ? [X2] :
            ( ( ! [X3] :
                  ( ~ in(X3,X0)
                  | ~ in(X2,X3) )
              | ~ in(X2,X1) )
            & ( ? [X4] :
                  ( in(X4,X0)
                  & in(X2,X4) )
              | in(X2,X1) ) ) )
      & ( ! [X5] :
            ( ( in(X5,X1)
              | ! [X6] :
                  ( ~ in(X6,X0)
                  | ~ in(X5,X6) ) )
            & ( ? [X7] :
                  ( in(X7,X0)
                  & in(X5,X7) )
              | ~ in(X5,X1) ) )
        | union(X0) != X1 ) ),
    inference(rectify,[],[f185]) ).

fof(f187,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ( ! [X3] :
                ( ~ in(X3,X0)
                | ~ in(X2,X3) )
            | ~ in(X2,X1) )
          & ( ? [X4] :
                ( in(X4,X0)
                & in(X2,X4) )
            | in(X2,X1) ) )
     => ( ( ! [X3] :
              ( ~ in(X3,X0)
              | ~ in(sK12(X0,X1),X3) )
          | ~ in(sK12(X0,X1),X1) )
        & ( ? [X4] :
              ( in(X4,X0)
              & in(sK12(X0,X1),X4) )
          | in(sK12(X0,X1),X1) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f188,plain,
    ! [X0,X1] :
      ( ? [X4] :
          ( in(X4,X0)
          & in(sK12(X0,X1),X4) )
     => ( in(sK13(X0,X1),X0)
        & in(sK12(X0,X1),sK13(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f189,plain,
    ! [X0,X5] :
      ( ? [X7] :
          ( in(X7,X0)
          & in(X5,X7) )
     => ( in(sK14(X0,X5),X0)
        & in(X5,sK14(X0,X5)) ) ),
    introduced(choice_axiom,[]) ).

fof(f190,plain,
    ! [X0,X1] :
      ( ( union(X0) = X1
        | ( ( ! [X3] :
                ( ~ in(X3,X0)
                | ~ in(sK12(X0,X1),X3) )
            | ~ in(sK12(X0,X1),X1) )
          & ( ( in(sK13(X0,X1),X0)
              & in(sK12(X0,X1),sK13(X0,X1)) )
            | in(sK12(X0,X1),X1) ) ) )
      & ( ! [X5] :
            ( ( in(X5,X1)
              | ! [X6] :
                  ( ~ in(X6,X0)
                  | ~ in(X5,X6) ) )
            & ( ( in(sK14(X0,X5),X0)
                & in(X5,sK14(X0,X5)) )
              | ~ in(X5,X1) ) )
        | union(X0) != X1 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK12,sK13,sK14])],[f186,f189,f188,f187]) ).

fof(f222,plain,
    ( ? [X0] : union(powerset(X0)) != X0
   => sK21 != union(powerset(sK21)) ),
    introduced(choice_axiom,[]) ).

fof(f223,plain,
    sK21 != union(powerset(sK21)),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK21])],[f144,f222]) ).

fof(f238,plain,
    ! [X3,X0,X1] :
      ( subset(X3,X0)
      | ~ in(X3,X1)
      | powerset(X0) != X1 ),
    inference(cnf_transformation,[],[f159]) ).

fof(f239,plain,
    ! [X3,X0,X1] :
      ( in(X3,X1)
      | ~ subset(X3,X0)
      | powerset(X0) != X1 ),
    inference(cnf_transformation,[],[f159]) ).

fof(f262,plain,
    ! [X3,X0,X1] :
      ( in(X3,X1)
      | ~ in(X3,X0)
      | ~ subset(X0,X1) ),
    inference(cnf_transformation,[],[f179]) ).

fof(f273,plain,
    ! [X0,X1,X6,X5] :
      ( in(X5,X1)
      | ~ in(X6,X0)
      | ~ in(X5,X6)
      | union(X0) != X1 ),
    inference(cnf_transformation,[],[f190]) ).

fof(f274,plain,
    ! [X0,X1] :
      ( union(X0) = X1
      | in(sK12(X0,X1),sK13(X0,X1))
      | in(sK12(X0,X1),X1) ),
    inference(cnf_transformation,[],[f190]) ).

fof(f275,plain,
    ! [X0,X1] :
      ( union(X0) = X1
      | in(sK13(X0,X1),X0)
      | in(sK12(X0,X1),X1) ),
    inference(cnf_transformation,[],[f190]) ).

fof(f276,plain,
    ! [X3,X0,X1] :
      ( union(X0) = X1
      | ~ in(X3,X0)
      | ~ in(sK12(X0,X1),X3)
      | ~ in(sK12(X0,X1),X1) ),
    inference(cnf_transformation,[],[f190]) ).

fof(f312,plain,
    ! [X0] : subset(X0,X0),
    inference(cnf_transformation,[],[f99]) ).

fof(f369,plain,
    sK21 != union(powerset(sK21)),
    inference(cnf_transformation,[],[f223]) ).

fof(f431,plain,
    ! [X3,X0] :
      ( in(X3,powerset(X0))
      | ~ subset(X3,X0) ),
    inference(equality_resolution,[],[f239]) ).

fof(f432,plain,
    ! [X3,X0] :
      ( subset(X3,X0)
      | ~ in(X3,powerset(X0)) ),
    inference(equality_resolution,[],[f238]) ).

fof(f449,plain,
    ! [X0,X6,X5] :
      ( in(X5,union(X0))
      | ~ in(X6,X0)
      | ~ in(X5,X6) ),
    inference(equality_resolution,[],[f273]) ).

cnf(c_65,plain,
    ( ~ subset(X0,X1)
    | in(X0,powerset(X1)) ),
    inference(cnf_transformation,[],[f431]) ).

cnf(c_66,plain,
    ( ~ in(X0,powerset(X1))
    | subset(X0,X1) ),
    inference(cnf_transformation,[],[f432]) ).

cnf(c_89,plain,
    ( ~ in(X0,X1)
    | ~ subset(X1,X2)
    | in(X0,X2) ),
    inference(cnf_transformation,[],[f262]) ).

cnf(c_96,plain,
    ( ~ in(sK12(X0,X1),X1)
    | ~ in(sK12(X0,X1),X2)
    | ~ in(X2,X0)
    | union(X0) = X1 ),
    inference(cnf_transformation,[],[f276]) ).

cnf(c_97,plain,
    ( union(X0) = X1
    | in(sK12(X0,X1),X1)
    | in(sK13(X0,X1),X0) ),
    inference(cnf_transformation,[],[f275]) ).

cnf(c_98,plain,
    ( union(X0) = X1
    | in(sK12(X0,X1),sK13(X0,X1))
    | in(sK12(X0,X1),X1) ),
    inference(cnf_transformation,[],[f274]) ).

cnf(c_99,plain,
    ( ~ in(X0,X1)
    | ~ in(X1,X2)
    | in(X0,union(X2)) ),
    inference(cnf_transformation,[],[f449]) ).

cnf(c_136,plain,
    subset(X0,X0),
    inference(cnf_transformation,[],[f312]) ).

cnf(c_191,negated_conjecture,
    union(powerset(sK21)) != sK21,
    inference(cnf_transformation,[],[f369]) ).

cnf(c_4429,plain,
    ( ~ subset(X0,sK21)
    | in(X0,powerset(sK21)) ),
    inference(instantiation,[status(thm)],[c_65]) ).

cnf(c_6007,plain,
    ( ~ subset(sK21,sK21)
    | in(sK21,powerset(sK21)) ),
    inference(instantiation,[status(thm)],[c_4429]) ).

cnf(c_9828,plain,
    subset(sK21,sK21),
    inference(instantiation,[status(thm)],[c_136]) ).

cnf(c_34121,plain,
    ( in(sK13(powerset(sK21),sK21),powerset(sK21))
    | in(sK12(powerset(sK21),sK21),sK21) ),
    inference(resolution,[status(thm)],[c_97,c_191]) ).

cnf(c_41212,plain,
    ( in(sK12(powerset(sK21),sK21),sK21)
    | subset(sK13(powerset(sK21),sK21),sK21) ),
    inference(resolution,[status(thm)],[c_34121,c_66]) ).

cnf(c_41213,plain,
    ( ~ in(X0,sK13(powerset(sK21),sK21))
    | in(sK12(powerset(sK21),sK21),sK21)
    | in(X0,union(powerset(sK21))) ),
    inference(resolution,[status(thm)],[c_34121,c_99]) ).

cnf(c_41292,plain,
    ( ~ in(X0,sK13(powerset(sK21),sK21))
    | in(sK12(powerset(sK21),sK21),sK21)
    | in(X0,sK21) ),
    inference(resolution,[status(thm)],[c_41212,c_89]) ).

cnf(c_48226,plain,
    ( union(powerset(sK21)) = sK21
    | in(sK12(powerset(sK21),sK21),union(powerset(sK21)))
    | in(sK12(powerset(sK21),sK21),sK21) ),
    inference(resolution,[status(thm)],[c_98,c_41213]) ).

cnf(c_48227,plain,
    ( union(powerset(sK21)) = sK21
    | in(sK12(powerset(sK21),sK21),sK21) ),
    inference(resolution,[status(thm)],[c_98,c_41292]) ).

cnf(c_48260,plain,
    in(sK12(powerset(sK21),sK21),sK21),
    inference(global_subsumption_just,[status(thm)],[c_48226,c_191,c_48227]) ).

cnf(c_70866,plain,
    ( ~ in(sK12(powerset(sK21),sK21),sK21)
    | ~ in(sK21,powerset(sK21))
    | union(powerset(sK21)) = sK21 ),
    inference(resolution,[status(thm)],[c_96,c_48260]) ).

cnf(c_70867,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_70866,c_48227,c_9828,c_6007,c_191]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SEU164+2 : TPTP v8.1.2. Released v3.3.0.
% 0.00/0.13  % Command  : run_iprover %s %d THM
% 0.14/0.34  % Computer : n008.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.34  % WCLimit  : 300
% 0.14/0.34  % DateTime : Wed Aug 23 22:36:17 EDT 2023
% 0.14/0.34  % CPUTime  : 
% 0.20/0.46  Running first-order theorem proving
% 0.20/0.46  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 24.37/4.22  % SZS status Started for theBenchmark.p
% 24.37/4.22  % SZS status Theorem for theBenchmark.p
% 24.37/4.22  
% 24.37/4.22  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 24.37/4.22  
% 24.37/4.22  ------  iProver source info
% 24.37/4.22  
% 24.37/4.22  git: date: 2023-05-31 18:12:56 +0000
% 24.37/4.22  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 24.37/4.22  git: non_committed_changes: false
% 24.37/4.22  git: last_make_outside_of_git: false
% 24.37/4.22  
% 24.37/4.22  ------ Parsing...
% 24.37/4.22  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 24.37/4.22  
% 24.37/4.22  ------ Preprocessing... sup_sim: 5  sf_s  rm: 1 0s  sf_e  pe_s  pe_e  sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe_e 
% 24.37/4.22  
% 24.37/4.22  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 24.37/4.22  
% 24.37/4.22  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 24.37/4.22  ------ Proving...
% 24.37/4.22  ------ Problem Properties 
% 24.37/4.22  
% 24.37/4.22  
% 24.37/4.22  clauses                                 124
% 24.37/4.22  conjectures                             1
% 24.37/4.22  EPR                                     21
% 24.37/4.22  Horn                                    95
% 24.37/4.22  unary                                   25
% 24.37/4.22  binary                                  55
% 24.37/4.22  lits                                    274
% 24.37/4.22  lits eq                                 81
% 24.37/4.22  fd_pure                                 0
% 24.37/4.22  fd_pseudo                               0
% 24.37/4.22  fd_cond                                 3
% 24.37/4.22  fd_pseudo_cond                          35
% 24.37/4.22  AC symbols                              0
% 24.37/4.22  
% 24.37/4.22  ------ Input Options Time Limit: Unbounded
% 24.37/4.22  
% 24.37/4.22  
% 24.37/4.22  ------ 
% 24.37/4.22  Current options:
% 24.37/4.22  ------ 
% 24.37/4.22  
% 24.37/4.22  
% 24.37/4.22  
% 24.37/4.22  
% 24.37/4.22  ------ Proving...
% 24.37/4.22  
% 24.37/4.22  
% 24.37/4.22  % SZS status Theorem for theBenchmark.p
% 24.37/4.22  
% 24.37/4.22  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 24.37/4.22  
% 24.37/4.22  
%------------------------------------------------------------------------------