TSTP Solution File: SET020-7 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : SET020-7 : TPTP v8.1.2. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n024.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 15:05:37 EDT 2023

% Result   : Unsatisfiable 0.42s 1.12s
% Output   : CNFRefutation 0.42s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :   10
% Syntax   : Number of clauses     :   22 (   8 unt;   0 nHn;  22 RR)
%            Number of literals    :   40 (  12 equ;  21 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   3 con; 0-2 aty)
%            Number of variables   :   34 (  12 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(c_50,plain,
    ( ~ member(ordered_pair(X0,X1),cross_product(X2,X3))
    | member(X1,unordered_pair(X0,X1)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',corollary_2_to_unordered_pair) ).

cnf(c_51,plain,
    ( ~ member(ordered_pair(X0,X1),cross_product(X2,X3))
    | member(X0,universal_class) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',corollary_1_to_cartesian_product) ).

cnf(c_79,plain,
    ( ~ member(X0,universal_class)
    | member(X0,singleton(X0)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',set_in_its_singleton) ).

cnf(c_82,plain,
    ( ~ member(X0,singleton(X1))
    | X0 = X1 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',only_member_in_singleton) ).

cnf(c_115,negated_conjecture,
    member(ordered_pair(u,v),cross_product(universal_class,universal_class)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_unique_1st_and_2nd_in_pair_of_sets1_1) ).

cnf(c_116,negated_conjecture,
    first(ordered_pair(u,v)) != u,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_unique_1st_and_2nd_in_pair_of_sets1_2) ).

cnf(c_130,plain,
    ( ~ member(ordered_pair(X0,X1),cross_product(X2,X3))
    | member(X0,X2) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',cartesian_product1) ).

cnf(c_132,plain,
    ( ~ member(X0,X1)
    | ~ member(X2,X3)
    | member(ordered_pair(X0,X2),cross_product(X1,X3)) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',cartesian_product3) ).

cnf(c_133,plain,
    ( ~ member(X0,cross_product(X1,X2))
    | ordered_pair(first(X0),second(X0)) = X0 ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',cartesian_product4) ).

cnf(c_4464,plain,
    ( X0 != X1
    | X2 != X1
    | X2 = X0 ),
    theory(equality) ).

cnf(c_7469,plain,
    member(u,universal_class),
    inference(superposition,[status(thm)],[c_115,c_51]) ).

cnf(c_9106,plain,
    ( first(ordered_pair(u,v)) != X0
    | u != X0
    | first(ordered_pair(u,v)) = u ),
    inference(instantiation,[status(thm)],[c_4464]) ).

cnf(c_9383,plain,
    member(v,unordered_pair(u,v)),
    inference(superposition,[status(thm)],[c_115,c_50]) ).

cnf(c_11257,plain,
    ordered_pair(first(ordered_pair(u,v)),second(ordered_pair(u,v))) = ordered_pair(u,v),
    inference(superposition,[status(thm)],[c_115,c_133]) ).

cnf(c_11307,plain,
    ( ~ member(u,singleton(X0))
    | u = X0 ),
    inference(instantiation,[status(thm)],[c_82]) ).

cnf(c_11405,plain,
    ( ~ member(ordered_pair(u,v),cross_product(X0,X1))
    | member(first(ordered_pair(u,v)),X0) ),
    inference(superposition,[status(thm)],[c_11257,c_130]) ).

cnf(c_12439,plain,
    ( ~ member(u,X0)
    | ~ member(v,X1)
    | member(first(ordered_pair(u,v)),X0) ),
    inference(superposition,[status(thm)],[c_132,c_11405]) ).

cnf(c_12694,plain,
    ( ~ member(u,X0)
    | member(first(ordered_pair(u,v)),X0) ),
    inference(superposition,[status(thm)],[c_9383,c_12439]) ).

cnf(c_12708,plain,
    ( ~ member(u,singleton(X0))
    | first(ordered_pair(u,v)) = X0 ),
    inference(superposition,[status(thm)],[c_12694,c_82]) ).

cnf(c_12872,plain,
    ~ member(u,singleton(X0)),
    inference(global_subsumption_just,[status(thm)],[c_12708,c_116,c_9106,c_11307,c_12708]) ).

cnf(c_12877,plain,
    ~ member(u,universal_class),
    inference(superposition,[status(thm)],[c_79,c_12872]) ).

cnf(c_12880,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[c_12877,c_7469]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11  % Problem  : SET020-7 : TPTP v8.1.2. Bugfixed v2.1.0.
% 0.06/0.11  % Command  : run_iprover %s %d THM
% 0.10/0.32  % Computer : n024.cluster.edu
% 0.10/0.32  % Model    : x86_64 x86_64
% 0.10/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.32  % Memory   : 8042.1875MB
% 0.10/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.32  % CPULimit : 300
% 0.10/0.32  % WCLimit  : 300
% 0.10/0.32  % DateTime : Sat Aug 26 09:51:24 EDT 2023
% 0.10/0.32  % CPUTime  : 
% 0.16/0.43  Running first-order theorem proving
% 0.16/0.43  Running: /export/starexec/sandbox2/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 0.42/1.12  % SZS status Started for theBenchmark.p
% 0.42/1.12  % SZS status Unsatisfiable for theBenchmark.p
% 0.42/1.12  
% 0.42/1.12  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 0.42/1.12  
% 0.42/1.12  ------  iProver source info
% 0.42/1.12  
% 0.42/1.12  git: date: 2023-05-31 18:12:56 +0000
% 0.42/1.12  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 0.42/1.12  git: non_committed_changes: false
% 0.42/1.12  git: last_make_outside_of_git: false
% 0.42/1.12  
% 0.42/1.12  ------ Parsing...successful
% 0.42/1.12  
% 0.42/1.12  
% 0.42/1.12  
% 0.42/1.12  ------ Preprocessing... sup_sim: 2  sf_s  rm: 1 0s  sf_e  pe_s  pe:1:0s pe:2:0s pe_e  sup_sim: 0  sf_s  rm: 2 0s  sf_e  pe_s  pe_e 
% 0.42/1.12  
% 0.42/1.12  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 0.42/1.12  
% 0.42/1.12  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 0.42/1.12  ------ Proving...
% 0.42/1.12  ------ Problem Properties 
% 0.42/1.12  
% 0.42/1.12  
% 0.42/1.12  clauses                                 149
% 0.42/1.12  conjectures                             2
% 0.42/1.12  EPR                                     17
% 0.42/1.12  Horn                                    118
% 0.42/1.12  unary                                   47
% 0.42/1.12  binary                                  62
% 0.42/1.12  lits                                    298
% 0.42/1.12  lits eq                                 97
% 0.42/1.12  fd_pure                                 0
% 0.42/1.12  fd_pseudo                               0
% 0.42/1.12  fd_cond                                 5
% 0.42/1.12  fd_pseudo_cond                          16
% 0.42/1.12  AC symbols                              0
% 0.42/1.12  
% 0.42/1.12  ------ Schedule dynamic 5 is on 
% 0.42/1.12  
% 0.42/1.12  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 0.42/1.12  
% 0.42/1.12  
% 0.42/1.12  ------ 
% 0.42/1.12  Current options:
% 0.42/1.12  ------ 
% 0.42/1.12  
% 0.42/1.12  
% 0.42/1.12  
% 0.42/1.12  
% 0.42/1.12  ------ Proving...
% 0.42/1.12  
% 0.42/1.12  
% 0.42/1.12  % SZS status Unsatisfiable for theBenchmark.p
% 0.42/1.12  
% 0.42/1.12  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 0.42/1.12  
% 0.42/1.12  
%------------------------------------------------------------------------------