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ET---2.0.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : GRA005+1 : TPTP v8.1.0. Bugfixed v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% Computer : n032.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 : Sat Jul 16 07:16:07 EDT 2022

% Result   : Theorem 0.18s 1.36s
% Output   : CNFRefutation 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :    2
% Syntax   : Number of formulae    :   13 (   5 unt;   0 def)
%            Number of atoms       :   41 (  18 equ)
%            Maximal formula atoms :    7 (   3 avg)
%            Number of connectives :   49 (  21   ~;  11   |;  14   &)
%                                         (   0 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   12 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-3 aty)
%            Number of functors    :    8 (   8 usr;   6 con; 0-1 aty)
%            Number of variables   :   34 (   2 sgn  21   !;   3   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(no_short_cut_edge,conjecture,
    ! [X2,X3,X7,X8,X4] :
      ( ( shortest_path(X2,X3,X4)
        & precedes(X7,X8,X4) )
     => ~ ? [X9] :
            ( edge(X9)
            & tail_of(X9) = tail_of(X7)
            & head_of(X9) = head_of(X8) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',no_short_cut_edge) ).

fof(shortest_path_properties,axiom,
    ! [X2,X3,X7,X8,X4] :
      ( ( shortest_path(X2,X3,X4)
        & precedes(X7,X8,X4) )
     => ( ~ ? [X9] :
              ( tail_of(X9) = tail_of(X7)
              & head_of(X9) = head_of(X8) )
        & ~ precedes(X8,X7,X4) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/GRA001+0.ax',shortest_path_properties) ).

fof(c_0_2,negated_conjecture,
    ~ ! [X2,X3,X7,X8,X4] :
        ( ( shortest_path(X2,X3,X4)
          & precedes(X7,X8,X4) )
       => ~ ? [X9] :
              ( edge(X9)
              & tail_of(X9) = tail_of(X7)
              & head_of(X9) = head_of(X8) ) ),
    inference(assume_negation,[status(cth)],[no_short_cut_edge]) ).

fof(c_0_3,plain,
    ! [X10,X11,X12,X13,X14,X15] :
      ( ( tail_of(X15) != tail_of(X12)
        | head_of(X15) != head_of(X13)
        | ~ shortest_path(X10,X11,X14)
        | ~ precedes(X12,X13,X14) )
      & ( ~ precedes(X13,X12,X14)
        | ~ shortest_path(X10,X11,X14)
        | ~ precedes(X12,X13,X14) ) ),
    inference(distribute,[status(thm)],[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)],[inference(fof_simplification,[status(thm)],[shortest_path_properties])])])])])])]) ).

fof(c_0_4,negated_conjecture,
    ( shortest_path(esk1_0,esk2_0,esk5_0)
    & precedes(esk3_0,esk4_0,esk5_0)
    & edge(esk6_0)
    & tail_of(esk6_0) = tail_of(esk3_0)
    & head_of(esk6_0) = head_of(esk4_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_2])])])])]) ).

cnf(c_0_5,plain,
    ( ~ precedes(X1,X2,X3)
    | ~ shortest_path(X4,X5,X3)
    | head_of(X6) != head_of(X2)
    | tail_of(X6) != tail_of(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_3]) ).

cnf(c_0_6,negated_conjecture,
    shortest_path(esk1_0,esk2_0,esk5_0),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_7,negated_conjecture,
    ( head_of(X1) != head_of(X2)
    | tail_of(X3) != tail_of(X2)
    | ~ precedes(X3,X1,esk5_0) ),
    inference(spm,[status(thm)],[c_0_5,c_0_6]) ).

cnf(c_0_8,negated_conjecture,
    precedes(esk3_0,esk4_0,esk5_0),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_9,negated_conjecture,
    ( head_of(esk4_0) != head_of(X1)
    | tail_of(esk3_0) != tail_of(X1) ),
    inference(spm,[status(thm)],[c_0_7,c_0_8]) ).

cnf(c_0_10,negated_conjecture,
    tail_of(esk6_0) = tail_of(esk3_0),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_11,negated_conjecture,
    head_of(esk6_0) = head_of(esk4_0),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_12,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_9,c_0_10]),c_0_11])]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.10  % Problem  : GRA005+1 : TPTP v8.1.0. Bugfixed v3.2.0.
% 0.00/0.11  % Command  : run_ET %s %d
% 0.11/0.30  % Computer : n032.cluster.edu
% 0.11/0.30  % Model    : x86_64 x86_64
% 0.11/0.30  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.30  % Memory   : 8042.1875MB
% 0.11/0.30  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.30  % CPULimit : 300
% 0.11/0.30  % WCLimit  : 600
% 0.11/0.30  % DateTime : Tue May 31 00:47:28 EDT 2022
% 0.11/0.30  % CPUTime  : 
% 0.18/1.36  # Running protocol protocol_eprover_4a02c828a8cc55752123edbcc1ad40e453c11447 for 23 seconds:
% 0.18/1.36  # SinE strategy is GSinE(CountFormulas,hypos,1.4,,04,100,1.0)
% 0.18/1.36  # Preprocessing time       : 0.013 s
% 0.18/1.36  
% 0.18/1.36  # Proof found!
% 0.18/1.36  # SZS status Theorem
% 0.18/1.36  # SZS output start CNFRefutation
% See solution above
% 0.18/1.36  # Proof object total steps             : 13
% 0.18/1.36  # Proof object clause steps            : 8
% 0.18/1.36  # Proof object formula steps           : 5
% 0.18/1.36  # Proof object conjectures             : 10
% 0.18/1.36  # Proof object clause conjectures      : 7
% 0.18/1.36  # Proof object formula conjectures     : 3
% 0.18/1.36  # Proof object initial clauses used    : 5
% 0.18/1.36  # Proof object initial formulas used   : 2
% 0.18/1.36  # Proof object generating inferences   : 3
% 0.18/1.36  # Proof object simplifying inferences  : 2
% 0.18/1.36  # Training examples: 0 positive, 0 negative
% 0.18/1.36  # Parsed axioms                        : 18
% 0.18/1.36  # Removed by relevancy pruning/SinE    : 12
% 0.18/1.36  # Initial clauses                      : 20
% 0.18/1.36  # Removed in clause preprocessing      : 0
% 0.18/1.36  # Initial clauses in saturation        : 20
% 0.18/1.36  # Processed clauses                    : 29
% 0.18/1.36  # ...of these trivial                  : 0
% 0.18/1.36  # ...subsumed                          : 0
% 0.18/1.36  # ...remaining for further processing  : 29
% 0.18/1.36  # Other redundant clauses eliminated   : 1
% 0.18/1.36  # Clauses deleted for lack of memory   : 0
% 0.18/1.36  # Backward-subsumed                    : 0
% 0.18/1.36  # Backward-rewritten                   : 0
% 0.18/1.36  # Generated clauses                    : 12
% 0.18/1.36  # ...of the previous two non-trivial   : 11
% 0.18/1.36  # Contextual simplify-reflections      : 1
% 0.18/1.36  # Paramodulations                      : 10
% 0.18/1.36  # Factorizations                       : 0
% 0.18/1.36  # Equation resolutions                 : 2
% 0.18/1.36  # Current number of processed clauses  : 28
% 0.18/1.36  #    Positive orientable unit clauses  : 5
% 0.18/1.36  #    Positive unorientable unit clauses: 0
% 0.18/1.36  #    Negative unit clauses             : 3
% 0.18/1.36  #    Non-unit-clauses                  : 20
% 0.18/1.36  # Current number of unprocessed clauses: 2
% 0.18/1.36  # ...number of literals in the above   : 5
% 0.18/1.36  # Current number of archived formulas  : 0
% 0.18/1.36  # Current number of archived clauses   : 0
% 0.18/1.36  # Clause-clause subsumption calls (NU) : 24
% 0.18/1.36  # Rec. Clause-clause subsumption calls : 10
% 0.18/1.36  # Non-unit clause-clause subsumptions  : 1
% 0.18/1.36  # Unit Clause-clause subsumption calls : 10
% 0.18/1.36  # Rewrite failures with RHS unbound    : 0
% 0.18/1.36  # BW rewrite match attempts            : 0
% 0.18/1.36  # BW rewrite match successes           : 0
% 0.18/1.36  # Condensation attempts                : 0
% 0.18/1.36  # Condensation successes               : 0
% 0.18/1.36  # Termbank termtop insertions          : 1798
% 0.18/1.36  
% 0.18/1.36  # -------------------------------------------------
% 0.18/1.36  # User time                : 0.011 s
% 0.18/1.36  # System time              : 0.003 s
% 0.18/1.36  # Total time               : 0.014 s
% 0.18/1.36  # Maximum resident set size: 2724 pages
%------------------------------------------------------------------------------