TSTP Solution File: SEU160+3 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : SEU160+3 : TPTP v8.1.2. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n026.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 17:04:14 EDT 2023

% Result   : Theorem 1.75s 1.14s
% Output   : CNFRefutation 1.75s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   35 (  10 unt;   0 def)
%            Number of atoms       :  107 (  73 equ)
%            Maximal formula atoms :   12 (   3 avg)
%            Number of connectives :  116 (  44   ~;  53   |;  14   &)
%                                         (   3 <=>;   1  =>;   0  <=;   1 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   3 con; 0-1 aty)
%            Number of variables   :   37 (   3 sgn;  19   !;   8   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X0,X1] : subset(X0,X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',reflexivity_r1_tarski) ).

fof(f5,conjecture,
    ! [X0,X1] :
      ( subset(X0,singleton(X1))
    <=> ( singleton(X1) = X0
        | empty_set = X0 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t39_zfmisc_1) ).

fof(f6,negated_conjecture,
    ~ ! [X0,X1] :
        ( subset(X0,singleton(X1))
      <=> ( singleton(X1) = X0
          | empty_set = X0 ) ),
    inference(negated_conjecture,[],[f5]) ).

fof(f7,axiom,
    ! [X0,X1] :
      ( subset(X0,singleton(X1))
    <=> ( singleton(X1) = X0
        | empty_set = X0 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l4_zfmisc_1) ).

fof(f8,plain,
    ! [X0] : subset(X0,X0),
    inference(rectify,[],[f1]) ).

fof(f9,plain,
    ? [X0,X1] :
      ( subset(X0,singleton(X1))
    <~> ( singleton(X1) = X0
        | empty_set = X0 ) ),
    inference(ennf_transformation,[],[f6]) ).

fof(f14,plain,
    ? [X0,X1] :
      ( ( ( singleton(X1) != X0
          & empty_set != X0 )
        | ~ subset(X0,singleton(X1)) )
      & ( singleton(X1) = X0
        | empty_set = X0
        | subset(X0,singleton(X1)) ) ),
    inference(nnf_transformation,[],[f9]) ).

fof(f15,plain,
    ? [X0,X1] :
      ( ( ( singleton(X1) != X0
          & empty_set != X0 )
        | ~ subset(X0,singleton(X1)) )
      & ( singleton(X1) = X0
        | empty_set = X0
        | subset(X0,singleton(X1)) ) ),
    inference(flattening,[],[f14]) ).

fof(f16,plain,
    ( ? [X0,X1] :
        ( ( ( singleton(X1) != X0
            & empty_set != X0 )
          | ~ subset(X0,singleton(X1)) )
        & ( singleton(X1) = X0
          | empty_set = X0
          | subset(X0,singleton(X1)) ) )
   => ( ( ( sK2 != singleton(sK3)
          & empty_set != sK2 )
        | ~ subset(sK2,singleton(sK3)) )
      & ( sK2 = singleton(sK3)
        | empty_set = sK2
        | subset(sK2,singleton(sK3)) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f17,plain,
    ( ( ( sK2 != singleton(sK3)
        & empty_set != sK2 )
      | ~ subset(sK2,singleton(sK3)) )
    & ( sK2 = singleton(sK3)
      | empty_set = sK2
      | subset(sK2,singleton(sK3)) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2,sK3])],[f15,f16]) ).

fof(f18,plain,
    ! [X0,X1] :
      ( ( subset(X0,singleton(X1))
        | ( singleton(X1) != X0
          & empty_set != X0 ) )
      & ( singleton(X1) = X0
        | empty_set = X0
        | ~ subset(X0,singleton(X1)) ) ),
    inference(nnf_transformation,[],[f7]) ).

fof(f19,plain,
    ! [X0,X1] :
      ( ( subset(X0,singleton(X1))
        | ( singleton(X1) != X0
          & empty_set != X0 ) )
      & ( singleton(X1) = X0
        | empty_set = X0
        | ~ subset(X0,singleton(X1)) ) ),
    inference(flattening,[],[f18]) ).

fof(f20,plain,
    ! [X0] : subset(X0,X0),
    inference(cnf_transformation,[],[f8]) ).

fof(f24,plain,
    ( sK2 = singleton(sK3)
    | empty_set = sK2
    | subset(sK2,singleton(sK3)) ),
    inference(cnf_transformation,[],[f17]) ).

fof(f25,plain,
    ( empty_set != sK2
    | ~ subset(sK2,singleton(sK3)) ),
    inference(cnf_transformation,[],[f17]) ).

fof(f26,plain,
    ( sK2 != singleton(sK3)
    | ~ subset(sK2,singleton(sK3)) ),
    inference(cnf_transformation,[],[f17]) ).

fof(f27,plain,
    ! [X0,X1] :
      ( singleton(X1) = X0
      | empty_set = X0
      | ~ subset(X0,singleton(X1)) ),
    inference(cnf_transformation,[],[f19]) ).

fof(f28,plain,
    ! [X0,X1] :
      ( subset(X0,singleton(X1))
      | empty_set != X0 ),
    inference(cnf_transformation,[],[f19]) ).

fof(f31,plain,
    ! [X1] : subset(empty_set,singleton(X1)),
    inference(equality_resolution,[],[f28]) ).

cnf(c_49,plain,
    subset(X0,X0),
    inference(cnf_transformation,[],[f20]) ).

cnf(c_53,negated_conjecture,
    ( singleton(sK3) != sK2
    | ~ subset(sK2,singleton(sK3)) ),
    inference(cnf_transformation,[],[f26]) ).

cnf(c_54,negated_conjecture,
    ( empty_set != sK2
    | ~ subset(sK2,singleton(sK3)) ),
    inference(cnf_transformation,[],[f25]) ).

cnf(c_55,negated_conjecture,
    ( singleton(sK3) = sK2
    | empty_set = sK2
    | subset(sK2,singleton(sK3)) ),
    inference(cnf_transformation,[],[f24]) ).

cnf(c_57,plain,
    subset(empty_set,singleton(X0)),
    inference(cnf_transformation,[],[f31]) ).

cnf(c_58,plain,
    ( ~ subset(X0,singleton(X1))
    | singleton(X1) = X0
    | X0 = empty_set ),
    inference(cnf_transformation,[],[f27]) ).

cnf(c_137,plain,
    ( singleton(sK3) != X0
    | singleton(sK3) != sK2
    | X0 != sK2 ),
    inference(resolution_lifted,[status(thm)],[c_49,c_53]) ).

cnf(c_138,plain,
    singleton(sK3) != sK2,
    inference(unflattening,[status(thm)],[c_137]) ).

cnf(c_144,plain,
    ( singleton(X0) != singleton(sK3)
    | empty_set != sK2 ),
    inference(resolution_lifted,[status(thm)],[c_54,c_57]) ).

cnf(c_153,plain,
    ( singleton(X0) != singleton(sK3)
    | X1 != sK2
    | singleton(X0) = X1
    | singleton(sK3) = sK2
    | X1 = empty_set
    | empty_set = sK2 ),
    inference(resolution_lifted,[status(thm)],[c_55,c_58]) ).

cnf(c_154,plain,
    ( singleton(X0) != singleton(sK3)
    | singleton(X0) = sK2
    | singleton(sK3) = sK2
    | empty_set = sK2
    | sK2 = empty_set ),
    inference(unflattening,[status(thm)],[c_153]) ).

cnf(c_156,plain,
    ( singleton(X0) != singleton(sK3)
    | singleton(X0) = sK2
    | sK2 = empty_set ),
    inference(global_subsumption_just,[status(thm)],[c_154,c_138,c_144,c_154]) ).

cnf(c_301,plain,
    empty_set != sK2,
    inference(equality_resolution,[status(thm)],[c_144]) ).

cnf(c_305,plain,
    ( singleton(sK3) = sK2
    | empty_set = sK2 ),
    inference(equality_resolution,[status(thm)],[c_156]) ).

cnf(c_306,plain,
    empty_set = sK2,
    inference(forward_subsumption_resolution,[status(thm)],[c_305,c_138]) ).

cnf(c_308,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_306,c_301]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SEU160+3 : TPTP v8.1.2. Released v3.2.0.
% 0.00/0.13  % Command  : run_iprover %s %d THM
% 0.15/0.34  % Computer : n026.cluster.edu
% 0.15/0.34  % Model    : x86_64 x86_64
% 0.15/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.34  % Memory   : 8042.1875MB
% 0.15/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.34  % CPULimit : 300
% 0.15/0.34  % WCLimit  : 300
% 0.15/0.34  % DateTime : Wed Aug 23 15:40:46 EDT 2023
% 0.15/0.34  % CPUTime  : 
% 0.20/0.46  Running first-order theorem proving
% 0.20/0.46  Running: /export/starexec/sandbox2/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 1.75/1.14  % SZS status Started for theBenchmark.p
% 1.75/1.14  % SZS status Theorem for theBenchmark.p
% 1.75/1.14  
% 1.75/1.14  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 1.75/1.14  
% 1.75/1.14  ------  iProver source info
% 1.75/1.14  
% 1.75/1.14  git: date: 2023-05-31 18:12:56 +0000
% 1.75/1.14  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 1.75/1.14  git: non_committed_changes: false
% 1.75/1.14  git: last_make_outside_of_git: false
% 1.75/1.14  
% 1.75/1.14  ------ Parsing...
% 1.75/1.14  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 1.75/1.14  
% 1.75/1.14  ------ 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 
% 1.75/1.14  
% 1.75/1.14  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 1.75/1.14  
% 1.75/1.14  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 1.75/1.14  ------ Proving...
% 1.75/1.14  ------ Problem Properties 
% 1.75/1.14  
% 1.75/1.14  
% 1.75/1.14  clauses                                 6
% 1.75/1.14  conjectures                             0
% 1.75/1.14  EPR                                     3
% 1.75/1.14  Horn                                    5
% 1.75/1.14  unary                                   4
% 1.75/1.14  binary                                  1
% 1.75/1.14  lits                                    9
% 1.75/1.14  lits eq                                 6
% 1.75/1.14  fd_pure                                 0
% 1.75/1.14  fd_pseudo                               0
% 1.75/1.14  fd_cond                                 0
% 1.75/1.14  fd_pseudo_cond                          0
% 1.75/1.14  AC symbols                              0
% 1.75/1.14  
% 1.75/1.14  ------ Schedule dynamic 5 is on 
% 1.75/1.14  
% 1.75/1.14  ------ no conjectures: strip conj schedule 
% 1.75/1.14  
% 1.75/1.14  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" stripped conjectures Time Limit: 10.
% 1.75/1.14  
% 1.75/1.14  
% 1.75/1.14  ------ 
% 1.75/1.14  Current options:
% 1.75/1.14  ------ 
% 1.75/1.14  
% 1.75/1.14  
% 1.75/1.14  
% 1.75/1.14  
% 1.75/1.14  ------ Proving...
% 1.75/1.14  
% 1.75/1.14  
% 1.75/1.14  % SZS status Theorem for theBenchmark.p
% 1.75/1.14  
% 1.75/1.14  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 1.75/1.14  
% 1.75/1.14  
%------------------------------------------------------------------------------