TSTP Solution File: SEU150+1 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : SEU150+1 : TPTP v8.1.2. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n013.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 17:04:07 EDT 2023

% Result   : Theorem 1.63s 1.16s
% Output   : CNFRefutation 1.63s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   27 (  12 unt;   0 def)
%            Number of atoms       :   44 (  43 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   33 (  16   ~;   9   |;   4   &)
%                                         (   0 <=>;   4  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   3 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :   38 (   2 sgn;  19   !;   6   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X0,X1] : unordered_pair(X0,X1) = unordered_pair(X1,X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',commutativity_k2_tarski) ).

fof(f4,axiom,
    ! [X0,X1,X2] :
      ( singleton(X0) = unordered_pair(X1,X2)
     => X0 = X1 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t8_zfmisc_1) ).

fof(f5,conjecture,
    ! [X0,X1,X2] :
      ( singleton(X0) = unordered_pair(X1,X2)
     => X1 = X2 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t9_zfmisc_1) ).

fof(f6,negated_conjecture,
    ~ ! [X0,X1,X2] :
        ( singleton(X0) = unordered_pair(X1,X2)
       => X1 = X2 ),
    inference(negated_conjecture,[],[f5]) ).

fof(f7,plain,
    ! [X0,X1,X2] :
      ( X0 = X1
      | singleton(X0) != unordered_pair(X1,X2) ),
    inference(ennf_transformation,[],[f4]) ).

fof(f8,plain,
    ? [X0,X1,X2] :
      ( X1 != X2
      & singleton(X0) = unordered_pair(X1,X2) ),
    inference(ennf_transformation,[],[f6]) ).

fof(f9,plain,
    ( ? [X0,X1,X2] :
        ( X1 != X2
        & singleton(X0) = unordered_pair(X1,X2) )
   => ( sK1 != sK2
      & singleton(sK0) = unordered_pair(sK1,sK2) ) ),
    introduced(choice_axiom,[]) ).

fof(f10,plain,
    ( sK1 != sK2
    & singleton(sK0) = unordered_pair(sK1,sK2) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2])],[f8,f9]) ).

fof(f11,plain,
    ! [X0,X1] : unordered_pair(X0,X1) = unordered_pair(X1,X0),
    inference(cnf_transformation,[],[f1]) ).

fof(f12,plain,
    ! [X2,X0,X1] :
      ( X0 = X1
      | singleton(X0) != unordered_pair(X1,X2) ),
    inference(cnf_transformation,[],[f7]) ).

fof(f13,plain,
    singleton(sK0) = unordered_pair(sK1,sK2),
    inference(cnf_transformation,[],[f10]) ).

fof(f14,plain,
    sK1 != sK2,
    inference(cnf_transformation,[],[f10]) ).

cnf(c_49,plain,
    unordered_pair(X0,X1) = unordered_pair(X1,X0),
    inference(cnf_transformation,[],[f11]) ).

cnf(c_50,plain,
    ( unordered_pair(X0,X1) != singleton(X2)
    | X0 = X2 ),
    inference(cnf_transformation,[],[f12]) ).

cnf(c_51,negated_conjecture,
    sK1 != sK2,
    inference(cnf_transformation,[],[f14]) ).

cnf(c_52,negated_conjecture,
    unordered_pair(sK1,sK2) = singleton(sK0),
    inference(cnf_transformation,[],[f13]) ).

cnf(c_71,plain,
    X0 = X0,
    theory(equality) ).

cnf(c_74,plain,
    ( X0 != X1
    | singleton(X0) = singleton(X1) ),
    theory(equality) ).

cnf(c_75,plain,
    ( sK1 != sK1
    | singleton(sK1) = singleton(sK1) ),
    inference(instantiation,[status(thm)],[c_74]) ).

cnf(c_76,plain,
    sK1 = sK1,
    inference(instantiation,[status(thm)],[c_71]) ).

cnf(c_107,plain,
    ( unordered_pair(X0,X1) != singleton(X2)
    | X1 = X2 ),
    inference(superposition,[status(thm)],[c_49,c_50]) ).

cnf(c_109,plain,
    ( singleton(X0) != singleton(sK0)
    | X0 = sK1 ),
    inference(superposition,[status(thm)],[c_52,c_50]) ).

cnf(c_118,plain,
    sK1 = sK0,
    inference(equality_resolution,[status(thm)],[c_109]) ).

cnf(c_120,plain,
    unordered_pair(sK1,sK2) = singleton(sK1),
    inference(demodulation,[status(thm)],[c_52,c_118]) ).

cnf(c_135,plain,
    ( singleton(X0) != singleton(sK1)
    | X0 = sK2 ),
    inference(superposition,[status(thm)],[c_120,c_107]) ).

cnf(c_138,plain,
    ( singleton(sK1) != singleton(sK1)
    | sK1 = sK2 ),
    inference(instantiation,[status(thm)],[c_135]) ).

cnf(c_139,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_138,c_76,c_75,c_51]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SEU150+1 : TPTP v8.1.2. Released v3.3.0.
% 0.00/0.13  % Command  : run_iprover %s %d THM
% 0.13/0.34  % Computer : n013.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Wed Aug 23 16:15:47 EDT 2023
% 0.13/0.35  % CPUTime  : 
% 0.20/0.47  Running first-order theorem proving
% 0.20/0.47  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 1.63/1.16  % SZS status Started for theBenchmark.p
% 1.63/1.16  % SZS status Theorem for theBenchmark.p
% 1.63/1.16  
% 1.63/1.16  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 1.63/1.16  
% 1.63/1.16  ------  iProver source info
% 1.63/1.16  
% 1.63/1.16  git: date: 2023-05-31 18:12:56 +0000
% 1.63/1.16  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 1.63/1.16  git: non_committed_changes: false
% 1.63/1.16  git: last_make_outside_of_git: false
% 1.63/1.16  
% 1.63/1.16  ------ Parsing...
% 1.63/1.16  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 1.63/1.16  
% 1.63/1.16  ------ Preprocessing... sup_sim: 0  sf_s  rm: 0 0s  sf_e  pe_s  pe_e 
% 1.63/1.16  
% 1.63/1.16  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 1.63/1.16  
% 1.63/1.16  ------ Preprocessing... sf_s  rm: 0 0s  sf_e 
% 1.63/1.16  ------ Proving...
% 1.63/1.16  ------ Problem Properties 
% 1.63/1.16  
% 1.63/1.16  
% 1.63/1.16  clauses                                 4
% 1.63/1.16  conjectures                             2
% 1.63/1.16  EPR                                     1
% 1.63/1.16  Horn                                    4
% 1.63/1.16  unary                                   3
% 1.63/1.16  binary                                  1
% 1.63/1.16  lits                                    5
% 1.63/1.16  lits eq                                 5
% 1.63/1.16  fd_pure                                 0
% 1.63/1.16  fd_pseudo                               0
% 1.63/1.16  fd_cond                                 0
% 1.63/1.16  fd_pseudo_cond                          1
% 1.63/1.16  AC symbols                              0
% 1.63/1.16  
% 1.63/1.16  ------ Schedule dynamic 5 is on 
% 1.63/1.16  
% 1.63/1.16  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 1.63/1.16  
% 1.63/1.16  
% 1.63/1.16  ------ 
% 1.63/1.16  Current options:
% 1.63/1.16  ------ 
% 1.63/1.16  
% 1.63/1.16  
% 1.63/1.16  
% 1.63/1.16  
% 1.63/1.16  ------ Proving...
% 1.63/1.16  
% 1.63/1.16  
% 1.63/1.16  % SZS status Theorem for theBenchmark.p
% 1.63/1.16  
% 1.63/1.16  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 1.63/1.16  
% 1.63/1.16  
%------------------------------------------------------------------------------