TSTP Solution File: SET056+1 by iProver---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.9
% Problem  : SET056+1 : TPTP v8.1.2. Bugfixed v5.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n017.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 : Fri May  3 02:59:34 EDT 2024

% Result   : Theorem 3.99s 1.19s
% Output   : CNFRefutation 3.99s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   36 (   6 unt;   0 def)
%            Number of atoms       :  116 (  18 equ)
%            Maximal formula atoms :   10 (   3 avg)
%            Number of connectives :  134 (  54   ~;  47   |;  27   &)
%                                         (   3 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   2 con; 0-2 aty)
%            Number of variables   :   70 (   0 sgn  45   !;  13   ?)

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

fof(f3,axiom,
    ! [X0,X1] :
      ( X0 = X1
    <=> ( subclass(X1,X0)
        & subclass(X0,X1) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',extensionality) ).

fof(f44,conjecture,
    ! [X0,X1] :
      ( ? [X6] :
          ( ~ member(X6,X0)
          & member(X6,X1) )
      | ? [X2] :
          ( ~ member(X2,X1)
          & member(X2,X0) )
      | X0 = X1 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',equality1) ).

fof(f45,negated_conjecture,
    ~ ! [X0,X1] :
        ( ? [X6] :
            ( ~ member(X6,X0)
            & member(X6,X1) )
        | ? [X2] :
            ( ~ member(X2,X1)
            & member(X2,X0) )
        | X0 = X1 ),
    inference(negated_conjecture,[],[f44]) ).

fof(f70,plain,
    ~ ! [X0,X1] :
        ( ? [X2] :
            ( ~ member(X2,X0)
            & member(X2,X1) )
        | ? [X3] :
            ( ~ member(X3,X1)
            & member(X3,X0) )
        | X0 = X1 ),
    inference(rectify,[],[f45]) ).

fof(f72,plain,
    ! [X0,X1] :
      ( subclass(X0,X1)
    <=> ! [X2] :
          ( member(X2,X1)
          | ~ member(X2,X0) ) ),
    inference(ennf_transformation,[],[f1]) ).

fof(f85,plain,
    ? [X0,X1] :
      ( ! [X2] :
          ( member(X2,X0)
          | ~ member(X2,X1) )
      & ! [X3] :
          ( member(X3,X1)
          | ~ member(X3,X0) )
      & X0 != X1 ),
    inference(ennf_transformation,[],[f70]) ).

fof(f86,plain,
    ! [X0,X1] :
      ( ( subclass(X0,X1)
        | ? [X2] :
            ( ~ member(X2,X1)
            & member(X2,X0) ) )
      & ( ! [X2] :
            ( member(X2,X1)
            | ~ member(X2,X0) )
        | ~ subclass(X0,X1) ) ),
    inference(nnf_transformation,[],[f72]) ).

fof(f87,plain,
    ! [X0,X1] :
      ( ( subclass(X0,X1)
        | ? [X2] :
            ( ~ member(X2,X1)
            & member(X2,X0) ) )
      & ( ! [X3] :
            ( member(X3,X1)
            | ~ member(X3,X0) )
        | ~ subclass(X0,X1) ) ),
    inference(rectify,[],[f86]) ).

fof(f88,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ~ member(X2,X1)
          & member(X2,X0) )
     => ( ~ member(sK0(X0,X1),X1)
        & member(sK0(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f89,plain,
    ! [X0,X1] :
      ( ( subclass(X0,X1)
        | ( ~ member(sK0(X0,X1),X1)
          & member(sK0(X0,X1),X0) ) )
      & ( ! [X3] :
            ( member(X3,X1)
            | ~ member(X3,X0) )
        | ~ subclass(X0,X1) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0])],[f87,f88]) ).

fof(f90,plain,
    ! [X0,X1] :
      ( ( X0 = X1
        | ~ subclass(X1,X0)
        | ~ subclass(X0,X1) )
      & ( ( subclass(X1,X0)
          & subclass(X0,X1) )
        | X0 != X1 ) ),
    inference(nnf_transformation,[],[f3]) ).

fof(f91,plain,
    ! [X0,X1] :
      ( ( X0 = X1
        | ~ subclass(X1,X0)
        | ~ subclass(X0,X1) )
      & ( ( subclass(X1,X0)
          & subclass(X0,X1) )
        | X0 != X1 ) ),
    inference(flattening,[],[f90]) ).

fof(f134,plain,
    ( ? [X0,X1] :
        ( ! [X2] :
            ( member(X2,X0)
            | ~ member(X2,X1) )
        & ! [X3] :
            ( member(X3,X1)
            | ~ member(X3,X0) )
        & X0 != X1 )
   => ( ! [X2] :
          ( member(X2,sK6)
          | ~ member(X2,sK7) )
      & ! [X3] :
          ( member(X3,sK7)
          | ~ member(X3,sK6) )
      & sK6 != sK7 ) ),
    introduced(choice_axiom,[]) ).

fof(f135,plain,
    ( ! [X2] :
        ( member(X2,sK6)
        | ~ member(X2,sK7) )
    & ! [X3] :
        ( member(X3,sK7)
        | ~ member(X3,sK6) )
    & sK6 != sK7 ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK6,sK7])],[f85,f134]) ).

fof(f137,plain,
    ! [X0,X1] :
      ( subclass(X0,X1)
      | member(sK0(X0,X1),X0) ),
    inference(cnf_transformation,[],[f89]) ).

fof(f138,plain,
    ! [X0,X1] :
      ( subclass(X0,X1)
      | ~ member(sK0(X0,X1),X1) ),
    inference(cnf_transformation,[],[f89]) ).

fof(f142,plain,
    ! [X0,X1] :
      ( X0 = X1
      | ~ subclass(X1,X0)
      | ~ subclass(X0,X1) ),
    inference(cnf_transformation,[],[f91]) ).

fof(f223,plain,
    sK6 != sK7,
    inference(cnf_transformation,[],[f135]) ).

fof(f224,plain,
    ! [X3] :
      ( member(X3,sK7)
      | ~ member(X3,sK6) ),
    inference(cnf_transformation,[],[f135]) ).

fof(f225,plain,
    ! [X2] :
      ( member(X2,sK6)
      | ~ member(X2,sK7) ),
    inference(cnf_transformation,[],[f135]) ).

cnf(c_49,plain,
    ( ~ member(sK0(X0,X1),X1)
    | subclass(X0,X1) ),
    inference(cnf_transformation,[],[f138]) ).

cnf(c_50,plain,
    ( member(sK0(X0,X1),X0)
    | subclass(X0,X1) ),
    inference(cnf_transformation,[],[f137]) ).

cnf(c_53,plain,
    ( ~ subclass(X0,X1)
    | ~ subclass(X1,X0)
    | X0 = X1 ),
    inference(cnf_transformation,[],[f142]) ).

cnf(c_128,negated_conjecture,
    ( ~ member(X0,sK7)
    | member(X0,sK6) ),
    inference(cnf_transformation,[],[f225]) ).

cnf(c_129,negated_conjecture,
    ( ~ member(X0,sK6)
    | member(X0,sK7) ),
    inference(cnf_transformation,[],[f224]) ).

cnf(c_130,negated_conjecture,
    sK6 != sK7,
    inference(cnf_transformation,[],[f223]) ).

cnf(c_2150,negated_conjecture,
    sK6 != sK7,
    inference(demodulation,[status(thm)],[c_130]) ).

cnf(c_2151,negated_conjecture,
    ( ~ member(X0,sK6)
    | member(X0,sK7) ),
    inference(demodulation,[status(thm)],[c_129]) ).

cnf(c_2152,negated_conjecture,
    ( ~ member(X0,sK7)
    | member(X0,sK6) ),
    inference(demodulation,[status(thm)],[c_128]) ).

cnf(c_3608,plain,
    ( member(sK0(sK7,X0),sK6)
    | subclass(sK7,X0) ),
    inference(superposition,[status(thm)],[c_50,c_2152]) ).

cnf(c_3609,plain,
    ( member(sK0(sK6,X0),sK7)
    | subclass(sK6,X0) ),
    inference(superposition,[status(thm)],[c_50,c_2151]) ).

cnf(c_3751,plain,
    subclass(sK7,sK6),
    inference(superposition,[status(thm)],[c_3608,c_49]) ).

cnf(c_3752,plain,
    subclass(sK6,sK7),
    inference(superposition,[status(thm)],[c_3609,c_49]) ).

cnf(c_4046,plain,
    ( ~ subclass(sK7,sK6)
    | sK6 = sK7 ),
    inference(superposition,[status(thm)],[c_3752,c_53]) ).

cnf(c_4047,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[c_4046,c_2150,c_3751]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : SET056+1 : TPTP v8.1.2. Bugfixed v5.4.0.
% 0.07/0.14  % Command  : run_iprover %s %d THM
% 0.14/0.35  % Computer : n017.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % WCLimit  : 300
% 0.14/0.35  % DateTime : Thu May  2 20:05:06 EDT 2024
% 0.14/0.35  % CPUTime  : 
% 0.20/0.48  Running first-order theorem proving
% 0.20/0.49  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --heuristic_context casc_unsat --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 3.99/1.19  % SZS status Started for theBenchmark.p
% 3.99/1.19  % SZS status Theorem for theBenchmark.p
% 3.99/1.19  
% 3.99/1.19  %---------------- iProver v3.9 (pre CASC 2024/SMT-COMP 2024) ----------------%
% 3.99/1.19  
% 3.99/1.19  ------  iProver source info
% 3.99/1.19  
% 3.99/1.19  git: date: 2024-05-02 19:28:25 +0000
% 3.99/1.19  git: sha1: a33b5eb135c74074ba803943bb12f2ebd971352f
% 3.99/1.19  git: non_committed_changes: false
% 3.99/1.19  
% 3.99/1.19  ------ Parsing...
% 3.99/1.19  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 3.99/1.19  
% 3.99/1.19  ------ Preprocessing... sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe:1:0s pe:2:0s pe_e  sup_sim: 0  sf_s  rm: 4 0s  sf_e  pe_s  pe_e 
% 3.99/1.19  
% 3.99/1.19  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 3.99/1.19  
% 3.99/1.19  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 3.99/1.19  ------ Proving...
% 3.99/1.19  ------ Problem Properties 
% 3.99/1.19  
% 3.99/1.19  
% 3.99/1.19  clauses                                 77
% 3.99/1.19  conjectures                             3
% 3.99/1.19  EPR                                     10
% 3.99/1.19  Horn                                    69
% 3.99/1.19  unary                                   15
% 3.99/1.19  binary                                  41
% 3.99/1.19  lits                                    161
% 3.99/1.19  lits eq                                 15
% 3.99/1.19  fd_pure                                 0
% 3.99/1.19  fd_pseudo                               0
% 3.99/1.19  fd_cond                                 4
% 3.99/1.19  fd_pseudo_cond                          3
% 3.99/1.19  AC symbols                              0
% 3.99/1.19  
% 3.99/1.19  ------ Schedule dynamic 5 is on 
% 3.99/1.19  
% 3.99/1.19  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 3.99/1.19  
% 3.99/1.19  
% 3.99/1.19  ------ 
% 3.99/1.19  Current options:
% 3.99/1.19  ------ 
% 3.99/1.19  
% 3.99/1.19  
% 3.99/1.19  
% 3.99/1.19  
% 3.99/1.19  ------ Proving...
% 3.99/1.19  
% 3.99/1.19  
% 3.99/1.19  % SZS status Theorem for theBenchmark.p
% 3.99/1.19  
% 3.99/1.19  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.99/1.19  
% 3.99/1.19  
%------------------------------------------------------------------------------