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ET---2.0.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : SET642+3 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% Computer : n025.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 00:52:49 EDT 2022

% Result   : Theorem 0.23s 1.41s
% Output   : CNFRefutation 0.23s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   20 (   7 unt;   0 def)
%            Number of atoms       :   67 (   0 equ)
%            Maximal formula atoms :    6 (   3 avg)
%            Number of connectives :   73 (  26   ~;  23   |;   5   &)
%                                         (   0 <=>;  19  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   5 con; 0-2 aty)
%            Number of variables   :   41 (   1 sgn  24   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(p1,axiom,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ! [X2] :
          ( ilf_type(X2,set_type)
         => ! [X3] :
              ( ilf_type(X3,set_type)
             => ! [X4] :
                  ( ilf_type(X4,relation_type(X2,X3))
                 => ( subset(X1,X4)
                   => subset(X1,cross_product(X2,X3)) ) ) ) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',p1) ).

fof(p19,axiom,
    ! [X1] : ilf_type(X1,set_type),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',p19) ).

fof(prove_relset_1_4,conjecture,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ! [X2] :
          ( ilf_type(X2,set_type)
         => ! [X3] :
              ( ilf_type(X3,set_type)
             => ! [X4] :
                  ( ilf_type(X4,relation_type(X2,X3))
                 => ( subset(X1,X4)
                   => ilf_type(X1,relation_type(X2,X3)) ) ) ) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',prove_relset_1_4) ).

fof(p2,axiom,
    ! [X1] :
      ( ilf_type(X1,set_type)
     => ! [X2] :
          ( ilf_type(X2,set_type)
         => ! [X3] :
              ( ilf_type(X3,set_type)
             => ( subset(X1,cross_product(X2,X3))
               => ilf_type(X1,relation_type(X2,X3)) ) ) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',p2) ).

fof(c_0_4,plain,
    ! [X5,X6,X7,X8] :
      ( ~ ilf_type(X5,set_type)
      | ~ ilf_type(X6,set_type)
      | ~ ilf_type(X7,set_type)
      | ~ ilf_type(X8,relation_type(X6,X7))
      | ~ subset(X5,X8)
      | subset(X5,cross_product(X6,X7)) ),
    inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[p1])])])])]) ).

fof(c_0_5,plain,
    ! [X2] : ilf_type(X2,set_type),
    inference(variable_rename,[status(thm)],[p19]) ).

fof(c_0_6,negated_conjecture,
    ~ ! [X1] :
        ( ilf_type(X1,set_type)
       => ! [X2] :
            ( ilf_type(X2,set_type)
           => ! [X3] :
                ( ilf_type(X3,set_type)
               => ! [X4] :
                    ( ilf_type(X4,relation_type(X2,X3))
                   => ( subset(X1,X4)
                     => ilf_type(X1,relation_type(X2,X3)) ) ) ) ) ),
    inference(assume_negation,[status(cth)],[prove_relset_1_4]) ).

fof(c_0_7,plain,
    ! [X4,X5,X6] :
      ( ~ ilf_type(X4,set_type)
      | ~ ilf_type(X5,set_type)
      | ~ ilf_type(X6,set_type)
      | ~ subset(X4,cross_product(X5,X6))
      | ilf_type(X4,relation_type(X5,X6)) ),
    inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[p2])])])])]) ).

cnf(c_0_8,plain,
    ( subset(X1,cross_product(X2,X3))
    | ~ subset(X1,X4)
    | ~ ilf_type(X4,relation_type(X2,X3))
    | ~ ilf_type(X3,set_type)
    | ~ ilf_type(X2,set_type)
    | ~ ilf_type(X1,set_type) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_9,plain,
    ilf_type(X1,set_type),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

fof(c_0_10,negated_conjecture,
    ( ilf_type(esk1_0,set_type)
    & ilf_type(esk2_0,set_type)
    & ilf_type(esk3_0,set_type)
    & ilf_type(esk4_0,relation_type(esk2_0,esk3_0))
    & subset(esk1_0,esk4_0)
    & ~ ilf_type(esk1_0,relation_type(esk2_0,esk3_0)) ),
    inference(skolemize,[status(esa)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_6])])])])]) ).

cnf(c_0_11,plain,
    ( ilf_type(X1,relation_type(X2,X3))
    | ~ subset(X1,cross_product(X2,X3))
    | ~ ilf_type(X3,set_type)
    | ~ ilf_type(X2,set_type)
    | ~ ilf_type(X1,set_type) ),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

cnf(c_0_12,plain,
    ( subset(X1,cross_product(X2,X3))
    | ~ subset(X1,X4)
    | ~ ilf_type(X4,relation_type(X2,X3)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_8,c_0_9]),c_0_9]),c_0_9])]) ).

cnf(c_0_13,negated_conjecture,
    ilf_type(esk4_0,relation_type(esk2_0,esk3_0)),
    inference(split_conjunct,[status(thm)],[c_0_10]) ).

cnf(c_0_14,plain,
    ( ilf_type(X1,relation_type(X2,X3))
    | ~ subset(X1,cross_product(X2,X3)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_11,c_0_9]),c_0_9]),c_0_9])]) ).

cnf(c_0_15,negated_conjecture,
    ( subset(X1,cross_product(esk2_0,esk3_0))
    | ~ subset(X1,esk4_0) ),
    inference(spm,[status(thm)],[c_0_12,c_0_13]) ).

cnf(c_0_16,negated_conjecture,
    ( ilf_type(X1,relation_type(esk2_0,esk3_0))
    | ~ subset(X1,esk4_0) ),
    inference(spm,[status(thm)],[c_0_14,c_0_15]) ).

cnf(c_0_17,negated_conjecture,
    subset(esk1_0,esk4_0),
    inference(split_conjunct,[status(thm)],[c_0_10]) ).

cnf(c_0_18,negated_conjecture,
    ~ ilf_type(esk1_0,relation_type(esk2_0,esk3_0)),
    inference(split_conjunct,[status(thm)],[c_0_10]) ).

cnf(c_0_19,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_16,c_0_17]),c_0_18]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : SET642+3 : TPTP v8.1.0. Released v2.2.0.
% 0.06/0.13  % Command  : run_ET %s %d
% 0.12/0.33  % Computer : n025.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
% 0.12/0.34  % DateTime : Sun Jul 10 09:16:01 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.23/1.41  # Running protocol protocol_eprover_4a02c828a8cc55752123edbcc1ad40e453c11447 for 23 seconds:
% 0.23/1.41  # SinE strategy is GSinE(CountFormulas,hypos,1.4,,04,100,1.0)
% 0.23/1.41  # Preprocessing time       : 0.017 s
% 0.23/1.41  
% 0.23/1.41  # Proof found!
% 0.23/1.41  # SZS status Theorem
% 0.23/1.41  # SZS output start CNFRefutation
% See solution above
% 0.23/1.41  # Proof object total steps             : 20
% 0.23/1.41  # Proof object clause steps            : 11
% 0.23/1.41  # Proof object formula steps           : 9
% 0.23/1.41  # Proof object conjectures             : 9
% 0.23/1.41  # Proof object clause conjectures      : 6
% 0.23/1.41  # Proof object formula conjectures     : 3
% 0.23/1.41  # Proof object initial clauses used    : 6
% 0.23/1.41  # Proof object initial formulas used   : 4
% 0.23/1.41  # Proof object generating inferences   : 3
% 0.23/1.41  # Proof object simplifying inferences  : 9
% 0.23/1.41  # Training examples: 0 positive, 0 negative
% 0.23/1.41  # Parsed axioms                        : 20
% 0.23/1.41  # Removed by relevancy pruning/SinE    : 2
% 0.23/1.41  # Initial clauses                      : 35
% 0.23/1.41  # Removed in clause preprocessing      : 0
% 0.23/1.41  # Initial clauses in saturation        : 35
% 0.23/1.41  # Processed clauses                    : 38
% 0.23/1.41  # ...of these trivial                  : 8
% 0.23/1.41  # ...subsumed                          : 0
% 0.23/1.41  # ...remaining for further processing  : 30
% 0.23/1.41  # Other redundant clauses eliminated   : 0
% 0.23/1.41  # Clauses deleted for lack of memory   : 0
% 0.23/1.41  # Backward-subsumed                    : 0
% 0.23/1.41  # Backward-rewritten                   : 0
% 0.23/1.41  # Generated clauses                    : 28
% 0.23/1.41  # ...of the previous two non-trivial   : 21
% 0.23/1.41  # Contextual simplify-reflections      : 1
% 0.23/1.41  # Paramodulations                      : 28
% 0.23/1.41  # Factorizations                       : 0
% 0.23/1.41  # Equation resolutions                 : 0
% 0.23/1.41  # Current number of processed clauses  : 30
% 0.23/1.41  #    Positive orientable unit clauses  : 7
% 0.23/1.41  #    Positive unorientable unit clauses: 0
% 0.23/1.41  #    Negative unit clauses             : 2
% 0.23/1.41  #    Non-unit-clauses                  : 21
% 0.23/1.41  # Current number of unprocessed clauses: 18
% 0.23/1.41  # ...number of literals in the above   : 35
% 0.23/1.41  # Current number of archived formulas  : 0
% 0.23/1.41  # Current number of archived clauses   : 0
% 0.23/1.41  # Clause-clause subsumption calls (NU) : 53
% 0.23/1.41  # Rec. Clause-clause subsumption calls : 51
% 0.23/1.41  # Non-unit clause-clause subsumptions  : 1
% 0.23/1.41  # Unit Clause-clause subsumption calls : 5
% 0.23/1.41  # Rewrite failures with RHS unbound    : 0
% 0.23/1.41  # BW rewrite match attempts            : 1
% 0.23/1.41  # BW rewrite match successes           : 0
% 0.23/1.41  # Condensation attempts                : 0
% 0.23/1.41  # Condensation successes               : 0
% 0.23/1.41  # Termbank termtop insertions          : 3229
% 0.23/1.41  
% 0.23/1.41  # -------------------------------------------------
% 0.23/1.41  # User time                : 0.018 s
% 0.23/1.41  # System time              : 0.001 s
% 0.23/1.41  # Total time               : 0.019 s
% 0.23/1.41  # Maximum resident set size: 3020 pages
%------------------------------------------------------------------------------