TSTP Solution File: NUM405+1 by ET---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : NUM405+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% Computer : n020.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 : Mon Jul 18 09:32:08 EDT 2022

% Result   : Theorem 0.25s 1.43s
% Output   : CNFRefutation 0.25s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   18 (   3 unt;   0 def)
%            Number of atoms       :   43 (   0 equ)
%            Maximal formula atoms :    7 (   2 avg)
%            Number of connectives :   43 (  18   ~;  17   |;   4   &)
%                                         (   2 <=>;   2  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   1 con; 0-1 aty)
%            Number of variables   :   25 (   2 sgn  13   !;   1   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(t38_ordinal1,conjecture,
    ! [X1] :
      ~ ! [X2] :
          ( ordinal(X2)
         => in(X2,X1) ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t38_ordinal1) ).

fof(s1_xboole_0__e2_43__ordinal1,axiom,
    ! [X1] :
    ? [X2] :
    ! [X3] :
      ( in(X3,X2)
    <=> ( in(X3,X1)
        & ordinal(X3) ) ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',s1_xboole_0__e2_43__ordinal1) ).

fof(t37_ordinal1,axiom,
    ! [X1] :
      ~ ! [X2] :
          ( in(X2,X1)
        <=> ordinal(X2) ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',t37_ordinal1) ).

fof(c_0_3,negated_conjecture,
    ~ ! [X1] :
        ~ ! [X2] :
            ( ordinal(X2)
           => in(X2,X1) ),
    inference(assume_negation,[status(cth)],[t38_ordinal1]) ).

fof(c_0_4,plain,
    ! [X4,X6,X6] :
      ( ( in(X6,X4)
        | ~ in(X6,esk2_1(X4)) )
      & ( ordinal(X6)
        | ~ in(X6,esk2_1(X4)) )
      & ( ~ in(X6,X4)
        | ~ ordinal(X6)
        | in(X6,esk2_1(X4)) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[s1_xboole_0__e2_43__ordinal1])])])])])]) ).

fof(c_0_5,plain,
    ! [X3] :
      ( ( ~ in(esk3_1(X3),X3)
        | ~ ordinal(esk3_1(X3)) )
      & ( in(esk3_1(X3),X3)
        | ordinal(esk3_1(X3)) ) ),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[t37_ordinal1])])]) ).

fof(c_0_6,negated_conjecture,
    ! [X4] :
      ( ~ ordinal(X4)
      | in(X4,esk1_0) ),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_3])])]) ).

cnf(c_0_7,plain,
    ( in(X1,esk2_1(X2))
    | ~ ordinal(X1)
    | ~ in(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_8,plain,
    ( ordinal(esk3_1(X1))
    | in(esk3_1(X1),X1) ),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_9,negated_conjecture,
    ( in(X1,esk1_0)
    | ~ ordinal(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_10,plain,
    ( in(esk3_1(X1),esk2_1(X2))
    | in(esk3_1(X1),X1)
    | ~ in(esk3_1(X1),X2) ),
    inference(spm,[status(thm)],[c_0_7,c_0_8]) ).

cnf(c_0_11,negated_conjecture,
    ( in(esk3_1(X1),esk1_0)
    | in(esk3_1(X1),X1) ),
    inference(spm,[status(thm)],[c_0_9,c_0_8]) ).

cnf(c_0_12,negated_conjecture,
    ( in(esk3_1(X1),esk2_1(esk1_0))
    | in(esk3_1(X1),X1) ),
    inference(spm,[status(thm)],[c_0_10,c_0_11]) ).

cnf(c_0_13,plain,
    ( ordinal(X1)
    | ~ in(X1,esk2_1(X2)) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_14,negated_conjecture,
    in(esk3_1(esk2_1(esk1_0)),esk2_1(esk1_0)),
    inference(ef,[status(thm)],[c_0_12]) ).

cnf(c_0_15,plain,
    ( ~ ordinal(esk3_1(X1))
    | ~ in(esk3_1(X1),X1) ),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_16,negated_conjecture,
    ordinal(esk3_1(esk2_1(esk1_0))),
    inference(spm,[status(thm)],[c_0_13,c_0_14]) ).

cnf(c_0_17,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_15,c_0_16]),c_0_14])]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12  % Problem  : NUM405+1 : TPTP v8.1.0. Released v3.2.0.
% 0.12/0.13  % Command  : run_ET %s %d
% 0.13/0.34  % Computer : n020.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Wed Jul  6 12:31:29 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.25/1.43  # Running protocol protocol_eprover_4a02c828a8cc55752123edbcc1ad40e453c11447 for 23 seconds:
% 0.25/1.43  # SinE strategy is GSinE(CountFormulas,hypos,1.4,,04,100,1.0)
% 0.25/1.43  # Preprocessing time       : 0.017 s
% 0.25/1.43  
% 0.25/1.43  # Proof found!
% 0.25/1.43  # SZS status Theorem
% 0.25/1.43  # SZS output start CNFRefutation
% See solution above
% 0.25/1.43  # Proof object total steps             : 18
% 0.25/1.43  # Proof object clause steps            : 11
% 0.25/1.43  # Proof object formula steps           : 7
% 0.25/1.43  # Proof object conjectures             : 9
% 0.25/1.43  # Proof object clause conjectures      : 6
% 0.25/1.43  # Proof object formula conjectures     : 3
% 0.25/1.43  # Proof object initial clauses used    : 5
% 0.25/1.43  # Proof object initial formulas used   : 3
% 0.25/1.43  # Proof object generating inferences   : 6
% 0.25/1.43  # Proof object simplifying inferences  : 2
% 0.25/1.43  # Training examples: 0 positive, 0 negative
% 0.25/1.43  # Parsed axioms                        : 33
% 0.25/1.43  # Removed by relevancy pruning/SinE    : 22
% 0.25/1.43  # Initial clauses                      : 16
% 0.25/1.43  # Removed in clause preprocessing      : 0
% 0.25/1.43  # Initial clauses in saturation        : 16
% 0.25/1.43  # Processed clauses                    : 52
% 0.25/1.43  # ...of these trivial                  : 2
% 0.25/1.43  # ...subsumed                          : 9
% 0.25/1.43  # ...remaining for further processing  : 41
% 0.25/1.43  # Other redundant clauses eliminated   : 0
% 0.25/1.43  # Clauses deleted for lack of memory   : 0
% 0.25/1.43  # Backward-subsumed                    : 0
% 0.25/1.43  # Backward-rewritten                   : 3
% 0.25/1.43  # Generated clauses                    : 72
% 0.25/1.43  # ...of the previous two non-trivial   : 67
% 0.25/1.43  # Contextual simplify-reflections      : 3
% 0.25/1.43  # Paramodulations                      : 68
% 0.25/1.43  # Factorizations                       : 4
% 0.25/1.43  # Equation resolutions                 : 0
% 0.25/1.43  # Current number of processed clauses  : 38
% 0.25/1.43  #    Positive orientable unit clauses  : 8
% 0.25/1.43  #    Positive unorientable unit clauses: 0
% 0.25/1.43  #    Negative unit clauses             : 5
% 0.25/1.43  #    Non-unit-clauses                  : 25
% 0.25/1.43  # Current number of unprocessed clauses: 31
% 0.25/1.43  # ...number of literals in the above   : 68
% 0.25/1.43  # Current number of archived formulas  : 0
% 0.25/1.43  # Current number of archived clauses   : 3
% 0.25/1.43  # Clause-clause subsumption calls (NU) : 51
% 0.25/1.43  # Rec. Clause-clause subsumption calls : 48
% 0.25/1.43  # Non-unit clause-clause subsumptions  : 7
% 0.25/1.43  # Unit Clause-clause subsumption calls : 17
% 0.25/1.43  # Rewrite failures with RHS unbound    : 0
% 0.25/1.43  # BW rewrite match attempts            : 2
% 0.25/1.43  # BW rewrite match successes           : 1
% 0.25/1.43  # Condensation attempts                : 0
% 0.25/1.43  # Condensation successes               : 0
% 0.25/1.43  # Termbank termtop insertions          : 1711
% 0.25/1.43  
% 0.25/1.43  # -------------------------------------------------
% 0.25/1.43  # User time                : 0.015 s
% 0.25/1.43  # System time              : 0.004 s
% 0.25/1.43  # Total time               : 0.019 s
% 0.25/1.43  # Maximum resident set size: 2944 pages
%------------------------------------------------------------------------------