TSTP Solution File: SET201+3 by ET---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : SET201+3 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% 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  : 600s
% DateTime : Tue Jul 19 00:50:05 EDT 2022

% Result   : Theorem 0.21s 1.40s
% Output   : CNFRefutation 0.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   31 (   6 unt;   0 def)
%            Number of atoms       :   74 (   0 equ)
%            Maximal formula atoms :    7 (   2 avg)
%            Number of connectives :   69 (  26   ~;  29   |;   9   &)
%                                         (   2 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   12 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   4 con; 0-2 aty)
%            Number of variables   :   66 (  11 sgn  25   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(prove_th41,conjecture,
    ! [X1,X2,X3,X4] :
      ( ( subset(X1,X2)
        & subset(X3,X4) )
     => subset(intersection(X1,X3),intersection(X2,X4)) ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',prove_th41) ).

fof(subset_defn,axiom,
    ! [X1,X2] :
      ( subset(X1,X2)
    <=> ! [X3] :
          ( member(X3,X1)
         => member(X3,X2) ) ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',subset_defn) ).

fof(intersection_defn,axiom,
    ! [X1,X2,X3] :
      ( member(X3,intersection(X1,X2))
    <=> ( member(X3,X1)
        & member(X3,X2) ) ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',intersection_defn) ).

fof(c_0_3,negated_conjecture,
    ~ ! [X1,X2,X3,X4] :
        ( ( subset(X1,X2)
          & subset(X3,X4) )
       => subset(intersection(X1,X3),intersection(X2,X4)) ),
    inference(assume_negation,[status(cth)],[prove_th41]) ).

fof(c_0_4,plain,
    ! [X4,X5,X6,X4,X5] :
      ( ( ~ subset(X4,X5)
        | ~ member(X6,X4)
        | member(X6,X5) )
      & ( member(esk5_2(X4,X5),X4)
        | subset(X4,X5) )
      & ( ~ member(esk5_2(X4,X5),X5)
        | subset(X4,X5) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[subset_defn])])])])])])]) ).

fof(c_0_5,negated_conjecture,
    ( subset(esk1_0,esk2_0)
    & subset(esk3_0,esk4_0)
    & ~ subset(intersection(esk1_0,esk3_0),intersection(esk2_0,esk4_0)) ),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_3])])]) ).

cnf(c_0_6,plain,
    ( member(X1,X2)
    | ~ member(X1,X3)
    | ~ subset(X3,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_7,negated_conjecture,
    subset(esk3_0,esk4_0),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

fof(c_0_8,plain,
    ! [X4,X5,X6,X4,X5,X6] :
      ( ( member(X6,X4)
        | ~ member(X6,intersection(X4,X5)) )
      & ( member(X6,X5)
        | ~ member(X6,intersection(X4,X5)) )
      & ( ~ member(X6,X4)
        | ~ member(X6,X5)
        | member(X6,intersection(X4,X5)) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[intersection_defn])])])])]) ).

cnf(c_0_9,plain,
    ( subset(X1,X2)
    | ~ member(esk5_2(X1,X2),X2) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_10,negated_conjecture,
    ( member(X1,esk4_0)
    | ~ member(X1,esk3_0) ),
    inference(spm,[status(thm)],[c_0_6,c_0_7]) ).

cnf(c_0_11,plain,
    ( member(X1,X3)
    | ~ member(X1,intersection(X2,X3)) ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_12,plain,
    ( subset(X1,X2)
    | member(esk5_2(X1,X2),X1) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_13,negated_conjecture,
    subset(esk1_0,esk2_0),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_14,negated_conjecture,
    ( subset(X1,esk4_0)
    | ~ member(esk5_2(X1,esk4_0),esk3_0) ),
    inference(spm,[status(thm)],[c_0_9,c_0_10]) ).

cnf(c_0_15,plain,
    ( subset(intersection(X1,X2),X3)
    | member(esk5_2(intersection(X1,X2),X3),X2) ),
    inference(spm,[status(thm)],[c_0_11,c_0_12]) ).

cnf(c_0_16,negated_conjecture,
    ( member(X1,esk2_0)
    | ~ member(X1,esk1_0) ),
    inference(spm,[status(thm)],[c_0_6,c_0_13]) ).

cnf(c_0_17,plain,
    ( member(X1,X2)
    | ~ member(X1,intersection(X2,X3)) ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_18,negated_conjecture,
    subset(intersection(X1,esk3_0),esk4_0),
    inference(spm,[status(thm)],[c_0_14,c_0_15]) ).

cnf(c_0_19,negated_conjecture,
    ( subset(X1,esk2_0)
    | ~ member(esk5_2(X1,esk2_0),esk1_0) ),
    inference(spm,[status(thm)],[c_0_9,c_0_16]) ).

cnf(c_0_20,plain,
    ( subset(intersection(X1,X2),X3)
    | member(esk5_2(intersection(X1,X2),X3),X1) ),
    inference(spm,[status(thm)],[c_0_17,c_0_12]) ).

cnf(c_0_21,plain,
    ( member(X1,intersection(X2,X3))
    | ~ member(X1,X3)
    | ~ member(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_22,negated_conjecture,
    ( member(X1,esk4_0)
    | ~ member(X1,intersection(X2,esk3_0)) ),
    inference(spm,[status(thm)],[c_0_6,c_0_18]) ).

cnf(c_0_23,negated_conjecture,
    subset(intersection(esk1_0,X1),esk2_0),
    inference(spm,[status(thm)],[c_0_19,c_0_20]) ).

cnf(c_0_24,plain,
    ( subset(X1,intersection(X2,X3))
    | ~ member(esk5_2(X1,intersection(X2,X3)),X3)
    | ~ member(esk5_2(X1,intersection(X2,X3)),X2) ),
    inference(spm,[status(thm)],[c_0_9,c_0_21]) ).

cnf(c_0_25,negated_conjecture,
    ( subset(intersection(X1,esk3_0),X2)
    | member(esk5_2(intersection(X1,esk3_0),X2),esk4_0) ),
    inference(spm,[status(thm)],[c_0_22,c_0_12]) ).

cnf(c_0_26,negated_conjecture,
    ( member(X1,esk2_0)
    | ~ member(X1,intersection(esk1_0,X2)) ),
    inference(spm,[status(thm)],[c_0_6,c_0_23]) ).

cnf(c_0_27,negated_conjecture,
    ( subset(intersection(X1,esk3_0),intersection(X2,esk4_0))
    | ~ member(esk5_2(intersection(X1,esk3_0),intersection(X2,esk4_0)),X2) ),
    inference(spm,[status(thm)],[c_0_24,c_0_25]) ).

cnf(c_0_28,negated_conjecture,
    ( subset(intersection(esk1_0,X1),X2)
    | member(esk5_2(intersection(esk1_0,X1),X2),esk2_0) ),
    inference(spm,[status(thm)],[c_0_26,c_0_12]) ).

cnf(c_0_29,negated_conjecture,
    ~ subset(intersection(esk1_0,esk3_0),intersection(esk2_0,esk4_0)),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_30,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_27,c_0_28]),c_0_29]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : SET201+3 : TPTP v8.1.0. Released v2.2.0.
% 0.06/0.12  % Command  : run_ET %s %d
% 0.12/0.33  % Computer : n013.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Sat Jul  9 18:38:44 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.21/1.40  # Running protocol protocol_eprover_4a02c828a8cc55752123edbcc1ad40e453c11447 for 23 seconds:
% 0.21/1.40  # SinE strategy is GSinE(CountFormulas,hypos,1.4,,04,100,1.0)
% 0.21/1.40  # Preprocessing time       : 0.015 s
% 0.21/1.40  
% 0.21/1.40  # Proof found!
% 0.21/1.40  # SZS status Theorem
% 0.21/1.40  # SZS output start CNFRefutation
% See solution above
% 0.21/1.40  # Proof object total steps             : 31
% 0.21/1.40  # Proof object clause steps            : 24
% 0.21/1.40  # Proof object formula steps           : 7
% 0.21/1.40  # Proof object conjectures             : 18
% 0.21/1.40  # Proof object clause conjectures      : 15
% 0.21/1.40  # Proof object formula conjectures     : 3
% 0.21/1.40  # Proof object initial clauses used    : 9
% 0.21/1.40  # Proof object initial formulas used   : 3
% 0.21/1.40  # Proof object generating inferences   : 15
% 0.21/1.40  # Proof object simplifying inferences  : 1
% 0.21/1.40  # Training examples: 0 positive, 0 negative
% 0.21/1.40  # Parsed axioms                        : 6
% 0.21/1.40  # Removed by relevancy pruning/SinE    : 0
% 0.21/1.40  # Initial clauses                      : 15
% 0.21/1.40  # Removed in clause preprocessing      : 2
% 0.21/1.40  # Initial clauses in saturation        : 13
% 0.21/1.40  # Processed clauses                    : 1234
% 0.21/1.40  # ...of these trivial                  : 37
% 0.21/1.40  # ...subsumed                          : 983
% 0.21/1.40  # ...remaining for further processing  : 214
% 0.21/1.40  # Other redundant clauses eliminated   : 0
% 0.21/1.40  # Clauses deleted for lack of memory   : 0
% 0.21/1.40  # Backward-subsumed                    : 2
% 0.21/1.40  # Backward-rewritten                   : 0
% 0.21/1.40  # Generated clauses                    : 2621
% 0.21/1.40  # ...of the previous two non-trivial   : 2158
% 0.21/1.40  # Contextual simplify-reflections      : 53
% 0.21/1.40  # Paramodulations                      : 2603
% 0.21/1.40  # Factorizations                       : 18
% 0.21/1.40  # Equation resolutions                 : 0
% 0.21/1.40  # Current number of processed clauses  : 212
% 0.21/1.40  #    Positive orientable unit clauses  : 35
% 0.21/1.40  #    Positive unorientable unit clauses: 1
% 0.21/1.40  #    Negative unit clauses             : 1
% 0.21/1.40  #    Non-unit-clauses                  : 175
% 0.21/1.40  # Current number of unprocessed clauses: 937
% 0.21/1.40  # ...number of literals in the above   : 2139
% 0.21/1.40  # Current number of archived formulas  : 0
% 0.21/1.40  # Current number of archived clauses   : 2
% 0.21/1.40  # Clause-clause subsumption calls (NU) : 13219
% 0.21/1.40  # Rec. Clause-clause subsumption calls : 12759
% 0.21/1.40  # Non-unit clause-clause subsumptions  : 1038
% 0.21/1.40  # Unit Clause-clause subsumption calls : 191
% 0.21/1.40  # Rewrite failures with RHS unbound    : 0
% 0.21/1.40  # BW rewrite match attempts            : 121
% 0.21/1.40  # BW rewrite match successes           : 4
% 0.21/1.40  # Condensation attempts                : 0
% 0.21/1.40  # Condensation successes               : 0
% 0.21/1.40  # Termbank termtop insertions          : 31498
% 0.21/1.40  
% 0.21/1.40  # -------------------------------------------------
% 0.21/1.40  # User time                : 0.086 s
% 0.21/1.40  # System time              : 0.004 s
% 0.21/1.40  # Total time               : 0.090 s
% 0.21/1.40  # Maximum resident set size: 4084 pages
%------------------------------------------------------------------------------