TSTP Solution File: SEU164+3 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : SEU164+3 : TPTP v8.1.2. Bugfixed v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n007.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 2.93s 1.16s
% Output   : CNFRefutation 2.93s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :   11
% Syntax   : Number of formulae    :   53 (  12 unt;   0 def)
%            Number of atoms       :  213 (  35 equ)
%            Maximal formula atoms :   14 (   4 avg)
%            Number of connectives :  253 (  93   ~; 104   |;  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   :  122 (   1 sgn;  83   !;  20   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f3,axiom,
    ! [X0,X1] :
      ( powerset(X0) = X1
    <=> ! [X2] :
          ( in(X2,X1)
        <=> subset(X2,X0) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d1_zfmisc_1) ).

fof(f4,axiom,
    ! [X0,X1] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( in(X2,X0)
         => in(X2,X1) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d3_tarski) ).

fof(f5,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(f9,axiom,
    ! [X0,X1] : subset(X0,X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',reflexivity_r1_tarski) ).

fof(f11,conjecture,
    ! [X0] : union(powerset(X0)) = X0,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t99_zfmisc_1) ).

fof(f12,negated_conjecture,
    ~ ! [X0] : union(powerset(X0)) = X0,
    inference(negated_conjecture,[],[f11]) ).

fof(f13,plain,
    ! [X0] : subset(X0,X0),
    inference(rectify,[],[f9]) ).

fof(f15,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( in(X2,X1)
          | ~ in(X2,X0) ) ),
    inference(ennf_transformation,[],[f4]) ).

fof(f17,plain,
    ? [X0] : union(powerset(X0)) != X0,
    inference(ennf_transformation,[],[f12]) ).

fof(f22,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,[],[f3]) ).

fof(f23,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,[],[f22]) ).

fof(f24,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ( ~ subset(X2,X0)
            | ~ in(X2,X1) )
          & ( subset(X2,X0)
            | in(X2,X1) ) )
     => ( ( ~ subset(sK1(X0,X1),X0)
          | ~ in(sK1(X0,X1),X1) )
        & ( subset(sK1(X0,X1),X0)
          | in(sK1(X0,X1),X1) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f25,plain,
    ! [X0,X1] :
      ( ( powerset(X0) = X1
        | ( ( ~ subset(sK1(X0,X1),X0)
            | ~ in(sK1(X0,X1),X1) )
          & ( subset(sK1(X0,X1),X0)
            | in(sK1(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,[sK1])],[f23,f24]) ).

fof(f26,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,[],[f15]) ).

fof(f27,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,[],[f26]) ).

fof(f28,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ~ in(X2,X1)
          & in(X2,X0) )
     => ( ~ in(sK2(X0,X1),X1)
        & in(sK2(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f29,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ( ~ in(sK2(X0,X1),X1)
          & in(sK2(X0,X1),X0) ) )
      & ( ! [X3] :
            ( in(X3,X1)
            | ~ in(X3,X0) )
        | ~ subset(X0,X1) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2])],[f27,f28]) ).

fof(f30,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,[],[f5]) ).

fof(f31,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,[],[f30]) ).

fof(f32,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(sK3(X0,X1),X3) )
          | ~ in(sK3(X0,X1),X1) )
        & ( ? [X4] :
              ( in(X4,X0)
              & in(sK3(X0,X1),X4) )
          | in(sK3(X0,X1),X1) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f33,plain,
    ! [X0,X1] :
      ( ? [X4] :
          ( in(X4,X0)
          & in(sK3(X0,X1),X4) )
     => ( in(sK4(X0,X1),X0)
        & in(sK3(X0,X1),sK4(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f34,plain,
    ! [X0,X5] :
      ( ? [X7] :
          ( in(X7,X0)
          & in(X5,X7) )
     => ( in(sK5(X0,X5),X0)
        & in(X5,sK5(X0,X5)) ) ),
    introduced(choice_axiom,[]) ).

fof(f35,plain,
    ! [X0,X1] :
      ( ( union(X0) = X1
        | ( ( ! [X3] :
                ( ~ in(X3,X0)
                | ~ in(sK3(X0,X1),X3) )
            | ~ in(sK3(X0,X1),X1) )
          & ( ( in(sK4(X0,X1),X0)
              & in(sK3(X0,X1),sK4(X0,X1)) )
            | in(sK3(X0,X1),X1) ) ) )
      & ( ! [X5] :
            ( ( in(X5,X1)
              | ! [X6] :
                  ( ~ in(X6,X0)
                  | ~ in(X5,X6) ) )
            & ( ( in(sK5(X0,X5),X0)
                & in(X5,sK5(X0,X5)) )
              | ~ in(X5,X1) ) )
        | union(X0) != X1 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK3,sK4,sK5])],[f31,f34,f33,f32]) ).

fof(f44,plain,
    ( ? [X0] : union(powerset(X0)) != X0
   => sK9 != union(powerset(sK9)) ),
    introduced(choice_axiom,[]) ).

fof(f45,plain,
    sK9 != union(powerset(sK9)),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK9])],[f17,f44]) ).

fof(f51,plain,
    ! [X3,X0,X1] :
      ( subset(X3,X0)
      | ~ in(X3,X1)
      | powerset(X0) != X1 ),
    inference(cnf_transformation,[],[f25]) ).

fof(f52,plain,
    ! [X3,X0,X1] :
      ( in(X3,X1)
      | ~ subset(X3,X0)
      | powerset(X0) != X1 ),
    inference(cnf_transformation,[],[f25]) ).

fof(f55,plain,
    ! [X3,X0,X1] :
      ( in(X3,X1)
      | ~ in(X3,X0)
      | ~ subset(X0,X1) ),
    inference(cnf_transformation,[],[f29]) ).

fof(f61,plain,
    ! [X0,X1] :
      ( union(X0) = X1
      | in(sK3(X0,X1),sK4(X0,X1))
      | in(sK3(X0,X1),X1) ),
    inference(cnf_transformation,[],[f35]) ).

fof(f62,plain,
    ! [X0,X1] :
      ( union(X0) = X1
      | in(sK4(X0,X1),X0)
      | in(sK3(X0,X1),X1) ),
    inference(cnf_transformation,[],[f35]) ).

fof(f63,plain,
    ! [X3,X0,X1] :
      ( union(X0) = X1
      | ~ in(X3,X0)
      | ~ in(sK3(X0,X1),X3)
      | ~ in(sK3(X0,X1),X1) ),
    inference(cnf_transformation,[],[f35]) ).

fof(f68,plain,
    ! [X0] : subset(X0,X0),
    inference(cnf_transformation,[],[f13]) ).

fof(f71,plain,
    sK9 != union(powerset(sK9)),
    inference(cnf_transformation,[],[f45]) ).

fof(f75,plain,
    ! [X3,X0] :
      ( in(X3,powerset(X0))
      | ~ subset(X3,X0) ),
    inference(equality_resolution,[],[f52]) ).

fof(f76,plain,
    ! [X3,X0] :
      ( subset(X3,X0)
      | ~ in(X3,powerset(X0)) ),
    inference(equality_resolution,[],[f51]) ).

cnf(c_56,plain,
    ( ~ subset(X0,X1)
    | in(X0,powerset(X1)) ),
    inference(cnf_transformation,[],[f75]) ).

cnf(c_57,plain,
    ( ~ in(X0,powerset(X1))
    | subset(X0,X1) ),
    inference(cnf_transformation,[],[f76]) ).

cnf(c_60,plain,
    ( ~ in(X0,X1)
    | ~ subset(X1,X2)
    | in(X0,X2) ),
    inference(cnf_transformation,[],[f55]) ).

cnf(c_61,plain,
    ( ~ in(sK3(X0,X1),X1)
    | ~ in(sK3(X0,X1),X2)
    | ~ in(X2,X0)
    | union(X0) = X1 ),
    inference(cnf_transformation,[],[f63]) ).

cnf(c_62,plain,
    ( union(X0) = X1
    | in(sK3(X0,X1),X1)
    | in(sK4(X0,X1),X0) ),
    inference(cnf_transformation,[],[f62]) ).

cnf(c_63,plain,
    ( union(X0) = X1
    | in(sK3(X0,X1),sK4(X0,X1))
    | in(sK3(X0,X1),X1) ),
    inference(cnf_transformation,[],[f61]) ).

cnf(c_71,plain,
    subset(X0,X0),
    inference(cnf_transformation,[],[f68]) ).

cnf(c_74,negated_conjecture,
    union(powerset(sK9)) != sK9,
    inference(cnf_transformation,[],[f71]) ).

cnf(c_75,plain,
    subset(sK9,sK9),
    inference(instantiation,[status(thm)],[c_71]) ).

cnf(c_79,plain,
    ( ~ subset(sK9,sK9)
    | in(sK9,powerset(sK9)) ),
    inference(instantiation,[status(thm)],[c_56]) ).

cnf(c_2106,plain,
    ( union(powerset(X0)) = X1
    | in(sK3(powerset(X0),X1),X1)
    | subset(sK4(powerset(X0),X1),X0) ),
    inference(superposition,[status(thm)],[c_62,c_57]) ).

cnf(c_2149,plain,
    ( union(powerset(sK9)) = sK9
    | in(sK3(powerset(sK9),sK9),sK9)
    | subset(sK4(powerset(sK9),sK9),sK9) ),
    inference(instantiation,[status(thm)],[c_2106]) ).

cnf(c_2154,plain,
    ( union(powerset(sK9)) = sK9
    | in(sK3(powerset(sK9),sK9),sK4(powerset(sK9),sK9))
    | in(sK3(powerset(sK9),sK9),sK9) ),
    inference(instantiation,[status(thm)],[c_63]) ).

cnf(c_2155,plain,
    ( ~ in(sK3(powerset(sK9),sK9),X0)
    | ~ in(sK3(powerset(sK9),sK9),sK9)
    | ~ in(X0,powerset(sK9))
    | union(powerset(sK9)) = sK9 ),
    inference(instantiation,[status(thm)],[c_61]) ).

cnf(c_2156,plain,
    ( ~ in(sK3(powerset(sK9),sK9),sK9)
    | ~ in(sK9,powerset(sK9))
    | union(powerset(sK9)) = sK9 ),
    inference(instantiation,[status(thm)],[c_2155]) ).

cnf(c_2279,plain,
    ( ~ in(sK3(powerset(sK9),sK9),sK4(powerset(sK9),sK9))
    | ~ subset(sK4(powerset(sK9),sK9),X0)
    | in(sK3(powerset(sK9),sK9),X0) ),
    inference(instantiation,[status(thm)],[c_60]) ).

cnf(c_2284,plain,
    ( ~ in(sK3(powerset(sK9),sK9),sK4(powerset(sK9),sK9))
    | ~ subset(sK4(powerset(sK9),sK9),sK9)
    | in(sK3(powerset(sK9),sK9),sK9) ),
    inference(instantiation,[status(thm)],[c_2279]) ).

cnf(c_2285,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_2284,c_2156,c_2154,c_2149,c_79,c_74,c_75]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem  : SEU164+3 : TPTP v8.1.2. Bugfixed v4.0.0.
% 0.00/0.14  % Command  : run_iprover %s %d THM
% 0.13/0.35  % Computer : n007.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 : Wed Aug 23 13:59:54 EDT 2023
% 0.13/0.35  % CPUTime  : 
% 0.20/0.49  Running first-order theorem proving
% 0.20/0.49  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 2.93/1.16  % SZS status Started for theBenchmark.p
% 2.93/1.16  % SZS status Theorem for theBenchmark.p
% 2.93/1.16  
% 2.93/1.16  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 2.93/1.16  
% 2.93/1.16  ------  iProver source info
% 2.93/1.16  
% 2.93/1.16  git: date: 2023-05-31 18:12:56 +0000
% 2.93/1.16  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 2.93/1.16  git: non_committed_changes: false
% 2.93/1.16  git: last_make_outside_of_git: false
% 2.93/1.16  
% 2.93/1.16  ------ Parsing...
% 2.93/1.16  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 2.93/1.16  
% 2.93/1.16  ------ Preprocessing... sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe:1:0s pe_e  sup_sim: 0  sf_s  rm: 2 0s  sf_e  pe_s  pe_e 
% 2.93/1.16  
% 2.93/1.16  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 2.93/1.16  
% 2.93/1.16  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 2.93/1.16  ------ Proving...
% 2.93/1.16  ------ Problem Properties 
% 2.93/1.16  
% 2.93/1.16  
% 2.93/1.16  clauses                                 25
% 2.93/1.16  conjectures                             1
% 2.93/1.16  EPR                                     4
% 2.93/1.16  Horn                                    19
% 2.93/1.16  unary                                   4
% 2.93/1.16  binary                                  10
% 2.93/1.16  lits                                    58
% 2.93/1.16  lits eq                                 14
% 2.93/1.16  fd_pure                                 0
% 2.93/1.16  fd_pseudo                               0
% 2.93/1.16  fd_cond                                 0
% 2.93/1.16  fd_pseudo_cond                          9
% 2.93/1.16  AC symbols                              0
% 2.93/1.16  
% 2.93/1.16  ------ Schedule dynamic 5 is on 
% 2.93/1.16  
% 2.93/1.16  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 2.93/1.16  
% 2.93/1.16  
% 2.93/1.16  ------ 
% 2.93/1.16  Current options:
% 2.93/1.16  ------ 
% 2.93/1.16  
% 2.93/1.16  
% 2.93/1.16  
% 2.93/1.16  
% 2.93/1.16  ------ Proving...
% 2.93/1.16  
% 2.93/1.16  
% 2.93/1.16  % SZS status Theorem for theBenchmark.p
% 2.93/1.16  
% 2.93/1.16  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 2.93/1.16  
% 2.93/1.17  
%------------------------------------------------------------------------------