TSTP Solution File: SET910+1 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : SET910+1 : TPTP v8.1.2. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n003.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 15:10:35 EDT 2023

% Result   : Theorem 1.56s 1.15s
% Output   : CNFRefutation 1.56s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   15 (   6 unt;   0 def)
%            Number of atoms       :   26 (  12 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   21 (  10   ~;   3   |;   4   &)
%                                         (   0 <=>;   4  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   3 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   2 con; 0-2 aty)
%            Number of variables   :   16 (   0 sgn;  10   !;   4   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f6,conjecture,
    ! [X0,X1] :
      ( singleton(X1) = set_intersection2(X0,singleton(X1))
     => in(X1,X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t51_zfmisc_1) ).

fof(f7,negated_conjecture,
    ~ ! [X0,X1] :
        ( singleton(X1) = set_intersection2(X0,singleton(X1))
       => in(X1,X0) ),
    inference(negated_conjecture,[],[f6]) ).

fof(f8,axiom,
    ! [X0,X1] :
      ( singleton(X1) = set_intersection2(X0,singleton(X1))
     => in(X1,X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l30_zfmisc_1) ).

fof(f11,plain,
    ? [X0,X1] :
      ( ~ in(X1,X0)
      & singleton(X1) = set_intersection2(X0,singleton(X1)) ),
    inference(ennf_transformation,[],[f7]) ).

fof(f12,plain,
    ! [X0,X1] :
      ( in(X1,X0)
      | singleton(X1) != set_intersection2(X0,singleton(X1)) ),
    inference(ennf_transformation,[],[f8]) ).

fof(f17,plain,
    ( ? [X0,X1] :
        ( ~ in(X1,X0)
        & singleton(X1) = set_intersection2(X0,singleton(X1)) )
   => ( ~ in(sK3,sK2)
      & singleton(sK3) = set_intersection2(sK2,singleton(sK3)) ) ),
    introduced(choice_axiom,[]) ).

fof(f18,plain,
    ( ~ in(sK3,sK2)
    & singleton(sK3) = set_intersection2(sK2,singleton(sK3)) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2,sK3])],[f11,f17]) ).

fof(f24,plain,
    singleton(sK3) = set_intersection2(sK2,singleton(sK3)),
    inference(cnf_transformation,[],[f18]) ).

fof(f25,plain,
    ~ in(sK3,sK2),
    inference(cnf_transformation,[],[f18]) ).

fof(f26,plain,
    ! [X0,X1] :
      ( in(X1,X0)
      | singleton(X1) != set_intersection2(X0,singleton(X1)) ),
    inference(cnf_transformation,[],[f12]) ).

cnf(c_54,negated_conjecture,
    ~ in(sK3,sK2),
    inference(cnf_transformation,[],[f25]) ).

cnf(c_55,negated_conjecture,
    set_intersection2(sK2,singleton(sK3)) = singleton(sK3),
    inference(cnf_transformation,[],[f24]) ).

cnf(c_56,plain,
    ( set_intersection2(X0,singleton(X1)) != singleton(X1)
    | in(X1,X0) ),
    inference(cnf_transformation,[],[f26]) ).

cnf(c_237,plain,
    in(sK3,sK2),
    inference(superposition,[status(thm)],[c_55,c_56]) ).

cnf(c_238,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[c_237,c_54]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SET910+1 : TPTP v8.1.2. Released v3.2.0.
% 0.00/0.13  % Command  : run_iprover %s %d THM
% 0.12/0.34  % Computer : n003.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % 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 : Sat Aug 26 14:57:39 EDT 2023
% 0.12/0.34  % CPUTime  : 
% 0.19/0.46  Running first-order theorem proving
% 0.19/0.46  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 1.56/1.15  % SZS status Started for theBenchmark.p
% 1.56/1.15  % SZS status Theorem for theBenchmark.p
% 1.56/1.15  
% 1.56/1.15  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 1.56/1.15  
% 1.56/1.15  ------  iProver source info
% 1.56/1.15  
% 1.56/1.15  git: date: 2023-05-31 18:12:56 +0000
% 1.56/1.15  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 1.56/1.15  git: non_committed_changes: false
% 1.56/1.15  git: last_make_outside_of_git: false
% 1.56/1.15  
% 1.56/1.15  ------ Parsing...
% 1.56/1.15  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 1.56/1.15  
% 1.56/1.15  ------ 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 
% 1.56/1.15  
% 1.56/1.15  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 1.56/1.15  
% 1.56/1.15  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 1.56/1.15  ------ Proving...
% 1.56/1.15  ------ Problem Properties 
% 1.56/1.15  
% 1.56/1.15  
% 1.56/1.15  clauses                                 7
% 1.56/1.15  conjectures                             2
% 1.56/1.15  EPR                                     3
% 1.56/1.15  Horn                                    7
% 1.56/1.15  unary                                   5
% 1.56/1.15  binary                                  2
% 1.56/1.15  lits                                    9
% 1.56/1.15  lits eq                                 5
% 1.56/1.15  fd_pure                                 0
% 1.56/1.15  fd_pseudo                               0
% 1.56/1.15  fd_cond                                 0
% 1.56/1.15  fd_pseudo_cond                          0
% 1.56/1.15  AC symbols                              0
% 1.56/1.15  
% 1.56/1.15  ------ Schedule dynamic 5 is on 
% 1.56/1.15  
% 1.56/1.15  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 1.56/1.15  
% 1.56/1.15  
% 1.56/1.15  ------ 
% 1.56/1.15  Current options:
% 1.56/1.15  ------ 
% 1.56/1.15  
% 1.56/1.15  
% 1.56/1.15  
% 1.56/1.15  
% 1.56/1.15  ------ Proving...
% 1.56/1.15  
% 1.56/1.15  
% 1.56/1.15  % SZS status Theorem for theBenchmark.p
% 1.56/1.15  
% 1.56/1.15  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 1.56/1.15  
% 1.56/1.15  
%------------------------------------------------------------------------------