TSTP Solution File: SET903+1 by iProver---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.9
% Problem  : SET903+1 : TPTP v8.1.2. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n006.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 03:01:57 EDT 2024

% Result   : Theorem 0.45s 1.13s
% Output   : CNFRefutation 0.45s
% Verified : 
% SZS Type : ERROR: Analysing output (Could not find formula named f41)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X0,X1] : set_union2(X0,X1) = set_union2(X1,X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_k2_xboole_0) ).

fof(f9,conjecture,
    ! [X0,X1,X2] :
      ~ ( empty_set != X2
        & empty_set != X1
        & X1 != X2
        & singleton(X0) = set_union2(X1,X2) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t44_zfmisc_1) ).

fof(f10,negated_conjecture,
    ~ ! [X0,X1,X2] :
        ~ ( empty_set != X2
          & empty_set != X1
          & X1 != X2
          & singleton(X0) = set_union2(X1,X2) ),
    inference(negated_conjecture,[],[f9]) ).

fof(f15,plain,
    ? [X0,X1,X2] :
      ( empty_set != X2
      & empty_set != X1
      & X1 != X2
      & singleton(X0) = set_union2(X1,X2) ),
    inference(ennf_transformation,[],[f10]) ).

fof(f20,plain,
    ( ? [X0,X1,X2] :
        ( empty_set != X2
        & empty_set != X1
        & X1 != X2
        & singleton(X0) = set_union2(X1,X2) )
   => ( empty_set != sK4
      & empty_set != sK3
      & sK3 != sK4
      & singleton(sK2) = set_union2(sK3,sK4) ) ),
    introduced(choice_axiom,[]) ).

fof(f21,plain,
    ( empty_set != sK4
    & empty_set != sK3
    & sK3 != sK4
    & singleton(sK2) = set_union2(sK3,sK4) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2,sK3,sK4])],[f15,f20]) ).

fof(f22,plain,
    ! [X0,X1] : set_union2(X0,X1) = set_union2(X1,X0),
    inference(cnf_transformation,[],[f1]) ).

fof(f37,plain,
    singleton(sK2) = set_union2(sK3,sK4),
    inference(cnf_transformation,[],[f21]) ).

fof(f38,plain,
    sK3 != sK4,
    inference(cnf_transformation,[],[f21]) ).

fof(f39,plain,
    empty_set != sK3,
    inference(cnf_transformation,[],[f21]) ).

fof(f40,plain,
    empty_set != sK4,
    inference(cnf_transformation,[],[f21]) ).

cnf(c_49,plain,
    set_union2(X0,X1) = set_union2(X1,X0),
    inference(cnf_transformation,[],[f22]) ).

cnf(c_56,plain,
    ( set_union2(X0,X1) != singleton(X2)
    | singleton(X2) = X1
    | X1 = empty_set ),
    inference(cnf_transformation,[],[f41]) ).

cnf(c_63,plain,
    ( set_union2(X0,X1) != singleton(X2)
    | singleton(X2) = X0
    | X0 = empty_set ),
    inference(cnf_transformation,[],[f44]) ).

cnf(c_64,negated_conjecture,
    empty_set != sK4,
    inference(cnf_transformation,[],[f40]) ).

cnf(c_65,negated_conjecture,
    empty_set != sK3,
    inference(cnf_transformation,[],[f39]) ).

cnf(c_66,negated_conjecture,
    sK4 != sK3,
    inference(cnf_transformation,[],[f38]) ).

cnf(c_67,negated_conjecture,
    set_union2(sK3,sK4) = singleton(sK2),
    inference(cnf_transformation,[],[f37]) ).

cnf(c_130,plain,
    set_union2(sK4,sK3) = singleton(sK2),
    inference(demodulation,[status(thm)],[c_67,c_49]) ).

cnf(c_229,negated_conjecture,
    sK4 != sK3,
    inference(demodulation,[status(thm)],[c_66]) ).

cnf(c_230,negated_conjecture,
    empty_set != sK3,
    inference(demodulation,[status(thm)],[c_65]) ).

cnf(c_231,negated_conjecture,
    empty_set != sK4,
    inference(demodulation,[status(thm)],[c_64]) ).

cnf(c_406,plain,
    ( singleton(X0) != singleton(sK2)
    | singleton(X0) = sK3
    | empty_set = sK3 ),
    inference(superposition,[status(thm)],[c_130,c_56]) ).

cnf(c_407,plain,
    ( singleton(X0) != singleton(sK2)
    | singleton(X0) = sK3 ),
    inference(forward_subsumption_resolution,[status(thm)],[c_406,c_230]) ).

cnf(c_420,plain,
    ( singleton(X0) != singleton(sK2)
    | singleton(X0) = sK4
    | empty_set = sK4 ),
    inference(superposition,[status(thm)],[c_130,c_63]) ).

cnf(c_421,plain,
    ( singleton(X0) != singleton(sK2)
    | singleton(X0) = sK4 ),
    inference(forward_subsumption_resolution,[status(thm)],[c_420,c_231]) ).

cnf(c_437,plain,
    singleton(sK2) = sK3,
    inference(equality_resolution,[status(thm)],[c_407]) ).

cnf(c_444,plain,
    ( singleton(X0) != sK3
    | singleton(X0) = sK4 ),
    inference(light_normalisation,[status(thm)],[c_421,c_437]) ).

cnf(c_449,plain,
    singleton(sK2) = sK4,
    inference(superposition,[status(thm)],[c_437,c_444]) ).

cnf(c_450,plain,
    sK4 = sK3,
    inference(demodulation,[status(thm)],[c_437,c_449]) ).

cnf(c_451,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[c_450,c_229]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.09/0.11  % Problem  : SET903+1 : TPTP v8.1.2. Released v3.2.0.
% 0.09/0.11  % Command  : run_iprover %s %d THM
% 0.11/0.32  % Computer : n006.cluster.edu
% 0.11/0.32  % Model    : x86_64 x86_64
% 0.11/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.32  % Memory   : 8042.1875MB
% 0.11/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.32  % CPULimit : 300
% 0.11/0.32  % WCLimit  : 300
% 0.11/0.32  % DateTime : Thu May  2 20:09:34 EDT 2024
% 0.11/0.32  % CPUTime  : 
% 0.18/0.44  Running first-order theorem proving
% 0.18/0.44  Running: /export/starexec/sandbox2/solver/bin/run_problem --schedule fof_schedule --heuristic_context casc_unsat --no_cores 8 /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 0.45/1.13  % SZS status Started for theBenchmark.p
% 0.45/1.13  % SZS status Theorem for theBenchmark.p
% 0.45/1.13  
% 0.45/1.13  %---------------- iProver v3.9 (pre CASC 2024/SMT-COMP 2024) ----------------%
% 0.45/1.13  
% 0.45/1.13  ------  iProver source info
% 0.45/1.13  
% 0.45/1.13  git: date: 2024-05-02 19:28:25 +0000
% 0.45/1.13  git: sha1: a33b5eb135c74074ba803943bb12f2ebd971352f
% 0.45/1.13  git: non_committed_changes: false
% 0.45/1.13  
% 0.45/1.13  ------ Parsing...
% 0.45/1.13  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 0.45/1.13  
% 0.45/1.13  ------ Preprocessing... sup_sim: 1  sf_s  rm: 1 0s  sf_e  pe_s  pe_e  sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe_e 
% 0.45/1.13  
% 0.45/1.13  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 0.45/1.13  
% 0.45/1.13  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 0.45/1.13  ------ Proving...
% 0.45/1.13  ------ Problem Properties 
% 0.45/1.13  
% 0.45/1.13  
% 0.45/1.13  clauses                                 14
% 0.45/1.13  conjectures                             3
% 0.45/1.13  EPR                                     6
% 0.45/1.13  Horn                                    11
% 0.45/1.13  unary                                   9
% 0.45/1.13  binary                                  2
% 0.45/1.13  lits                                    22
% 0.45/1.13  lits eq                                 15
% 0.45/1.13  fd_pure                                 0
% 0.45/1.13  fd_pseudo                               0
% 0.45/1.13  fd_cond                                 0
% 0.45/1.13  fd_pseudo_cond                          3
% 0.45/1.13  AC symbols                              0
% 0.45/1.13  
% 0.45/1.13  ------ Schedule dynamic 5 is on 
% 0.45/1.13  
% 0.45/1.13  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 0.45/1.13  
% 0.45/1.13  
% 0.45/1.13  ------ 
% 0.45/1.13  Current options:
% 0.45/1.13  ------ 
% 0.45/1.13  
% 0.45/1.13  
% 0.45/1.13  
% 0.45/1.13  
% 0.45/1.13  ------ Proving...
% 0.45/1.13  
% 0.45/1.13  
% 0.45/1.13  % SZS status Theorem for theBenchmark.p
% 0.45/1.13  
% 0.45/1.13  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 0.45/1.13  
% 0.45/1.13  
%------------------------------------------------------------------------------