TSTP Solution File: SET075-6 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : SET075-6 : TPTP v8.1.2. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n027.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 15:06:13 EDT 2023

% Result   : Unsatisfiable 0.87s 1.21s
% Output   : CNFRefutation 0.87s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :   16
% Syntax   : Number of clauses     :   49 (  17 unt;   4 nHn;  37 RR)
%            Number of literals    :   86 (  14 equ;  37 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :   15 (  15 usr;   6 con; 0-2 aty)
%            Number of variables   :   57 (  21 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(c_49,negated_conjecture,
    member(ordered_pair(x,y),cross_product(u,v)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_corollary_to_unordered_pair_axiom3_1) ).

cnf(c_50,negated_conjecture,
    unordered_pair(x,y) = null_class,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_corollary_to_unordered_pair_axiom3_2) ).

cnf(c_51,plain,
    ( ~ member(X0,X1)
    | ~ subclass(X1,X2)
    | member(X0,X2) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',subclass_members) ).

cnf(c_54,plain,
    subclass(X0,universal_class),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',class_elements_are_sets) ).

cnf(c_60,plain,
    ( ~ member(X0,universal_class)
    | member(X0,unordered_pair(X1,X0)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',unordered_pair3) ).

cnf(c_61,plain,
    member(unordered_pair(X0,X1),universal_class),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',unordered_pairs_in_universal) ).

cnf(c_63,plain,
    unordered_pair(singleton(X0),unordered_pair(X0,singleton(X1))) = ordered_pair(X0,X1),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',ordered_pair) ).

cnf(c_64,plain,
    ( ~ member(ordered_pair(X0,X1),cross_product(X2,X3))
    | member(X0,X2) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',cartesian_product1) ).

cnf(c_65,plain,
    ( ~ member(ordered_pair(X0,X1),cross_product(X2,X3))
    | member(X1,X3) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',cartesian_product2) ).

cnf(c_66,plain,
    ( ~ member(X0,X1)
    | ~ member(X2,X3)
    | member(ordered_pair(X0,X2),cross_product(X1,X3)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',cartesian_product3) ).

cnf(c_67,plain,
    ( ~ member(X0,cross_product(X1,X2))
    | ordered_pair(first(X0),second(X0)) = X0 ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',cartesian_product4) ).

cnf(c_71,plain,
    ( ~ member(X0,intersection(X1,X2))
    | member(X0,X1) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',intersection1) ).

cnf(c_74,plain,
    ( ~ member(X0,complement(X1))
    | ~ member(X0,X1) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',complement1) ).

cnf(c_112,plain,
    ( ~ function(X0)
    | subclass(X0,cross_product(universal_class,universal_class)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',function1) ).

cnf(c_116,plain,
    ( X0 = null_class
    | member(regular(X0),X0) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',regularity1) ).

cnf(c_117,plain,
    ( intersection(X0,regular(X0)) = null_class
    | X0 = null_class ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',regularity2) ).

cnf(c_3716,plain,
    ( ~ member(y,universal_class)
    | member(y,null_class) ),
    inference(superposition,[status(thm)],[c_50,c_60]) ).

cnf(c_3807,plain,
    ( ~ member(regular(complement(X0)),X0)
    | complement(X0) = null_class ),
    inference(superposition,[status(thm)],[c_116,c_74]) ).

cnf(c_3876,plain,
    ( ~ subclass(cross_product(u,v),X0)
    | member(ordered_pair(x,y),X0) ),
    inference(superposition,[status(thm)],[c_49,c_51]) ).

cnf(c_3943,plain,
    ( ~ function(cross_product(u,v))
    | member(ordered_pair(x,y),cross_product(universal_class,universal_class)) ),
    inference(superposition,[status(thm)],[c_112,c_3876]) ).

cnf(c_3964,plain,
    member(x,u),
    inference(superposition,[status(thm)],[c_49,c_64]) ).

cnf(c_3969,plain,
    member(y,v),
    inference(superposition,[status(thm)],[c_49,c_65]) ).

cnf(c_4025,plain,
    ( ~ subclass(u,X0)
    | member(x,X0) ),
    inference(superposition,[status(thm)],[c_3964,c_51]) ).

cnf(c_4029,plain,
    ( ~ subclass(v,X0)
    | member(y,X0) ),
    inference(superposition,[status(thm)],[c_3969,c_51]) ).

cnf(c_4055,plain,
    member(x,universal_class),
    inference(superposition,[status(thm)],[c_54,c_4025]) ).

cnf(c_4068,plain,
    member(y,universal_class),
    inference(superposition,[status(thm)],[c_54,c_4029]) ).

cnf(c_4073,plain,
    member(y,null_class),
    inference(backward_subsumption_resolution,[status(thm)],[c_3716,c_4068]) ).

cnf(c_4405,plain,
    member(ordered_pair(X0,X1),universal_class),
    inference(superposition,[status(thm)],[c_63,c_61]) ).

cnf(c_4428,plain,
    ( ~ subclass(universal_class,X0)
    | member(ordered_pair(X1,X2),X0) ),
    inference(superposition,[status(thm)],[c_4405,c_51]) ).

cnf(c_5039,plain,
    ordered_pair(first(ordered_pair(x,y)),second(ordered_pair(x,y))) = ordered_pair(x,y),
    inference(superposition,[status(thm)],[c_49,c_67]) ).

cnf(c_5179,plain,
    ( ~ member(ordered_pair(x,y),cross_product(X0,X1))
    | member(second(ordered_pair(x,y)),X1) ),
    inference(superposition,[status(thm)],[c_5039,c_65]) ).

cnf(c_5233,plain,
    ( ~ function(cross_product(u,v))
    | member(second(ordered_pair(x,y)),universal_class) ),
    inference(superposition,[status(thm)],[c_3943,c_5179]) ).

cnf(c_5383,plain,
    ( ~ member(x,X0)
    | ~ member(y,X1)
    | member(second(ordered_pair(x,y)),X1) ),
    inference(superposition,[status(thm)],[c_66,c_5179]) ).

cnf(c_5400,plain,
    ( ~ member(x,universal_class)
    | ~ member(y,universal_class)
    | member(second(ordered_pair(x,y)),universal_class) ),
    inference(instantiation,[status(thm)],[c_5383]) ).

cnf(c_5481,plain,
    ( ~ subclass(universal_class,cross_product(X0,X1))
    | member(X2,X1) ),
    inference(superposition,[status(thm)],[c_4428,c_65]) ).

cnf(c_6601,plain,
    ( ~ function(universal_class)
    | member(X0,universal_class) ),
    inference(superposition,[status(thm)],[c_112,c_5481]) ).

cnf(c_6644,plain,
    member(second(ordered_pair(x,y)),universal_class),
    inference(global_subsumption_just,[status(thm)],[c_5233,c_4055,c_4068,c_5400]) ).

cnf(c_9457,plain,
    ( ~ member(y,X0)
    | member(second(ordered_pair(x,y)),X0) ),
    inference(superposition,[status(thm)],[c_3964,c_5383]) ).

cnf(c_9473,plain,
    ( ~ member(y,intersection(X0,X1))
    | member(second(ordered_pair(x,y)),X0) ),
    inference(superposition,[status(thm)],[c_9457,c_71]) ).

cnf(c_9474,plain,
    ( ~ member(second(ordered_pair(x,y)),X0)
    | ~ member(y,complement(X0)) ),
    inference(superposition,[status(thm)],[c_9457,c_74]) ).

cnf(c_9765,plain,
    ( ~ member(y,null_class)
    | X0 = null_class
    | member(second(ordered_pair(x,y)),X0) ),
    inference(superposition,[status(thm)],[c_117,c_9473]) ).

cnf(c_9784,plain,
    ( X0 = null_class
    | member(second(ordered_pair(x,y)),X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_9765,c_4073]) ).

cnf(c_9878,plain,
    ( ~ member(second(ordered_pair(x,y)),X0)
    | complement(X0) = null_class ),
    inference(superposition,[status(thm)],[c_9784,c_74]) ).

cnf(c_9915,plain,
    ( ~ member(second(ordered_pair(x,y)),universal_class)
    | complement(universal_class) = null_class ),
    inference(instantiation,[status(thm)],[c_9878]) ).

cnf(c_10281,plain,
    ( ~ function(universal_class)
    | complement(universal_class) = null_class ),
    inference(superposition,[status(thm)],[c_6601,c_3807]) ).

cnf(c_10394,plain,
    complement(universal_class) = null_class,
    inference(global_subsumption_just,[status(thm)],[c_10281,c_4055,c_4068,c_5400,c_9915]) ).

cnf(c_10439,plain,
    ~ member(y,complement(universal_class)),
    inference(superposition,[status(thm)],[c_6644,c_9474]) ).

cnf(c_10450,plain,
    ~ member(y,null_class),
    inference(light_normalisation,[status(thm)],[c_10439,c_10394]) ).

cnf(c_10451,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[c_10450,c_4073]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem  : SET075-6 : TPTP v8.1.2. Bugfixed v2.1.0.
% 0.00/0.14  % Command  : run_iprover %s %d THM
% 0.14/0.35  % Computer : n027.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % WCLimit  : 300
% 0.14/0.35  % DateTime : Sat Aug 26 13:12:20 EDT 2023
% 0.14/0.35  % CPUTime  : 
% 0.20/0.48  Running first-order theorem proving
% 0.20/0.48  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 0.87/1.21  % SZS status Started for theBenchmark.p
% 0.87/1.21  % SZS status Unsatisfiable for theBenchmark.p
% 0.87/1.21  
% 0.87/1.21  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 0.87/1.21  
% 0.87/1.21  ------  iProver source info
% 0.87/1.21  
% 0.87/1.21  git: date: 2023-05-31 18:12:56 +0000
% 0.87/1.21  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 0.87/1.21  git: non_committed_changes: false
% 0.87/1.21  git: last_make_outside_of_git: false
% 0.87/1.21  
% 0.87/1.21  ------ Parsing...successful
% 0.87/1.21  
% 0.87/1.21  
% 0.87/1.21  
% 0.87/1.21  ------ 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 
% 0.87/1.21  
% 0.87/1.21  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 0.87/1.21  
% 0.87/1.21  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 0.87/1.21  ------ Proving...
% 0.87/1.21  ------ Problem Properties 
% 0.87/1.21  
% 0.87/1.21  
% 0.87/1.21  clauses                                 85
% 0.87/1.21  conjectures                             2
% 0.87/1.21  EPR                                     12
% 0.87/1.21  Horn                                    77
% 0.87/1.21  unary                                   33
% 0.87/1.21  binary                                  32
% 0.87/1.21  lits                                    163
% 0.87/1.21  lits eq                                 37
% 0.87/1.21  fd_pure                                 0
% 0.87/1.21  fd_pseudo                               0
% 0.87/1.21  fd_cond                                 3
% 0.87/1.21  fd_pseudo_cond                          3
% 0.87/1.21  AC symbols                              0
% 0.87/1.21  
% 0.87/1.21  ------ Schedule dynamic 5 is on 
% 0.87/1.21  
% 0.87/1.21  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 0.87/1.21  
% 0.87/1.21  
% 0.87/1.21  ------ 
% 0.87/1.21  Current options:
% 0.87/1.21  ------ 
% 0.87/1.21  
% 0.87/1.21  
% 0.87/1.21  
% 0.87/1.21  
% 0.87/1.21  ------ Proving...
% 0.87/1.21  
% 0.87/1.21  
% 0.87/1.21  % SZS status Unsatisfiable for theBenchmark.p
% 0.87/1.21  
% 0.87/1.21  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 0.87/1.21  
% 0.87/1.21  
%------------------------------------------------------------------------------