TSTP Solution File: SWC207+1 by ET---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : SWC207+1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% Computer : n029.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 20:27:20 EDT 2022

% Result   : Theorem 0.24s 1.42s
% Output   : CNFRefutation 0.24s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   26 (  11 unt;   0 def)
%            Number of atoms       :  112 (  46 equ)
%            Maximal formula atoms :   30 (   4 avg)
%            Number of connectives :  128 (  42   ~;  47   |;  24   &)
%                                         (   1 <=>;  14  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   23 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    7 (   5 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   6 con; 0-2 aty)
%            Number of variables   :   25 (   0 sgn  19   !;   2   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(co1,conjecture,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ! [X3] :
              ( ssList(X3)
             => ! [X4] :
                  ( ssList(X4)
                 => ( X2 != X4
                    | X1 != X3
                    | ~ neq(X2,nil)
                    | neq(X1,nil)
                    | ( ! [X5] :
                          ( ssItem(X5)
                         => ( cons(X5,nil) != X3
                            | ~ memberP(X4,X5)
                            | ? [X6] :
                                ( ssItem(X6)
                                & X5 != X6
                                & memberP(X4,X6)
                                & leq(X5,X6) ) ) )
                      & ( nil != X4
                        | nil != X3 ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',co1) ).

fof(ax15,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( neq(X1,X2)
          <=> X1 != X2 ) ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax15) ).

fof(ax17,axiom,
    ssList(nil),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax17) ).

fof(ax18,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssItem(X2)
         => cons(X2,X1) != X1 ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax18) ).

fof(c_0_4,negated_conjecture,
    ~ ! [X1] :
        ( ssList(X1)
       => ! [X2] :
            ( ssList(X2)
           => ! [X3] :
                ( ssList(X3)
               => ! [X4] :
                    ( ssList(X4)
                   => ( X2 != X4
                      | X1 != X3
                      | ~ neq(X2,nil)
                      | neq(X1,nil)
                      | ( ! [X5] :
                            ( ssItem(X5)
                           => ( cons(X5,nil) != X3
                              | ~ memberP(X4,X5)
                              | ? [X6] :
                                  ( ssItem(X6)
                                  & X5 != X6
                                  & memberP(X4,X6)
                                  & leq(X5,X6) ) ) )
                        & ( nil != X4
                          | nil != X3 ) ) ) ) ) ) ),
    inference(assume_negation,[status(cth)],[co1]) ).

fof(c_0_5,negated_conjecture,
    ! [X12] :
      ( ssList(esk1_0)
      & ssList(esk2_0)
      & ssList(esk3_0)
      & ssList(esk4_0)
      & esk2_0 = esk4_0
      & esk1_0 = esk3_0
      & neq(esk2_0,nil)
      & ~ neq(esk1_0,nil)
      & ( nil = esk4_0
        | ssItem(esk5_0) )
      & ( nil = esk3_0
        | ssItem(esk5_0) )
      & ( nil = esk4_0
        | cons(esk5_0,nil) = esk3_0 )
      & ( nil = esk3_0
        | cons(esk5_0,nil) = esk3_0 )
      & ( nil = esk4_0
        | memberP(esk4_0,esk5_0) )
      & ( nil = esk3_0
        | memberP(esk4_0,esk5_0) )
      & ( nil = esk4_0
        | ~ ssItem(X12)
        | esk5_0 = X12
        | ~ memberP(esk4_0,X12)
        | ~ leq(esk5_0,X12) )
      & ( nil = esk3_0
        | ~ ssItem(X12)
        | esk5_0 = X12
        | ~ memberP(esk4_0,X12)
        | ~ leq(esk5_0,X12) ) ),
    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)],[inference(fof_simplification,[status(thm)],[c_0_4])])])])])])])]) ).

fof(c_0_6,plain,
    ! [X3,X4] :
      ( ( ~ neq(X3,X4)
        | X3 != X4
        | ~ ssList(X4)
        | ~ ssList(X3) )
      & ( X3 = X4
        | neq(X3,X4)
        | ~ ssList(X4)
        | ~ ssList(X3) ) ),
    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)],[ax15])])])])])]) ).

cnf(c_0_7,negated_conjecture,
    ( cons(esk5_0,nil) = esk3_0
    | nil = esk4_0 ),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_8,negated_conjecture,
    esk2_0 = esk4_0,
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_9,negated_conjecture,
    esk1_0 = esk3_0,
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_10,negated_conjecture,
    ~ neq(esk1_0,nil),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_11,plain,
    ( neq(X1,X2)
    | X1 = X2
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_12,plain,
    ssList(nil),
    inference(split_conjunct,[status(thm)],[ax17]) ).

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

cnf(c_0_14,negated_conjecture,
    ( ssItem(esk5_0)
    | nil = esk4_0 ),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

fof(c_0_15,plain,
    ! [X3,X4] :
      ( ~ ssList(X3)
      | ~ ssItem(X4)
      | cons(X4,X3) != X3 ),
    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)],[ax18])])])])]) ).

cnf(c_0_16,negated_conjecture,
    ( cons(esk5_0,nil) = esk1_0
    | nil = esk2_0 ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_7,c_0_8]),c_0_9]) ).

cnf(c_0_17,negated_conjecture,
    nil = esk1_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_10,c_0_11]),c_0_12]),c_0_13])]) ).

cnf(c_0_18,negated_conjecture,
    ( nil = esk2_0
    | ssItem(esk5_0) ),
    inference(rw,[status(thm)],[c_0_14,c_0_8]) ).

cnf(c_0_19,plain,
    ( cons(X1,X2) != X2
    | ~ ssItem(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_15]) ).

cnf(c_0_20,negated_conjecture,
    ( cons(esk5_0,esk1_0) = esk1_0
    | esk2_0 = esk1_0 ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_16,c_0_17]),c_0_17]) ).

cnf(c_0_21,negated_conjecture,
    ( esk2_0 = esk1_0
    | ssItem(esk5_0) ),
    inference(rw,[status(thm)],[c_0_18,c_0_17]) ).

cnf(c_0_22,negated_conjecture,
    neq(esk2_0,nil),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_23,negated_conjecture,
    esk2_0 = esk1_0,
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_19,c_0_20]),c_0_13])]),c_0_21]) ).

cnf(c_0_24,negated_conjecture,
    ~ neq(esk1_0,esk1_0),
    inference(rw,[status(thm)],[c_0_10,c_0_17]) ).

cnf(c_0_25,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_22,c_0_17]),c_0_23]),c_0_24]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : SWC207+1 : TPTP v8.1.0. Released v2.4.0.
% 0.06/0.13  % Command  : run_ET %s %d
% 0.12/0.34  % Computer : n029.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 600
% 0.12/0.34  % DateTime : Sat Jun 11 23:03:39 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.24/1.42  # Running protocol protocol_eprover_4a02c828a8cc55752123edbcc1ad40e453c11447 for 23 seconds:
% 0.24/1.42  # SinE strategy is GSinE(CountFormulas,hypos,1.4,,04,100,1.0)
% 0.24/1.42  # Preprocessing time       : 0.021 s
% 0.24/1.42  
% 0.24/1.42  # Proof found!
% 0.24/1.42  # SZS status Theorem
% 0.24/1.42  # SZS output start CNFRefutation
% See solution above
% 0.24/1.42  # Proof object total steps             : 26
% 0.24/1.42  # Proof object clause steps            : 18
% 0.24/1.42  # Proof object formula steps           : 8
% 0.24/1.42  # Proof object conjectures             : 18
% 0.24/1.42  # Proof object clause conjectures      : 15
% 0.24/1.42  # Proof object formula conjectures     : 3
% 0.24/1.42  # Proof object initial clauses used    : 10
% 0.24/1.42  # Proof object initial formulas used   : 4
% 0.24/1.42  # Proof object generating inferences   : 2
% 0.24/1.42  # Proof object simplifying inferences  : 16
% 0.24/1.42  # Training examples: 0 positive, 0 negative
% 0.24/1.42  # Parsed axioms                        : 96
% 0.24/1.42  # Removed by relevancy pruning/SinE    : 64
% 0.24/1.42  # Initial clauses                      : 65
% 0.24/1.42  # Removed in clause preprocessing      : 0
% 0.24/1.42  # Initial clauses in saturation        : 65
% 0.24/1.42  # Processed clauses                    : 77
% 0.24/1.42  # ...of these trivial                  : 3
% 0.24/1.42  # ...subsumed                          : 2
% 0.24/1.42  # ...remaining for further processing  : 71
% 0.24/1.42  # Other redundant clauses eliminated   : 5
% 0.24/1.42  # Clauses deleted for lack of memory   : 0
% 0.24/1.42  # Backward-subsumed                    : 0
% 0.24/1.42  # Backward-rewritten                   : 27
% 0.24/1.42  # Generated clauses                    : 164
% 0.24/1.42  # ...of the previous two non-trivial   : 147
% 0.24/1.42  # Contextual simplify-reflections      : 1
% 0.24/1.42  # Paramodulations                      : 154
% 0.24/1.42  # Factorizations                       : 0
% 0.24/1.42  # Equation resolutions                 : 10
% 0.24/1.42  # Current number of processed clauses  : 40
% 0.24/1.42  #    Positive orientable unit clauses  : 7
% 0.24/1.42  #    Positive unorientable unit clauses: 0
% 0.24/1.42  #    Negative unit clauses             : 2
% 0.24/1.42  #    Non-unit-clauses                  : 31
% 0.24/1.42  # Current number of unprocessed clauses: 45
% 0.24/1.42  # ...number of literals in the above   : 268
% 0.24/1.42  # Current number of archived formulas  : 0
% 0.24/1.42  # Current number of archived clauses   : 27
% 0.24/1.42  # Clause-clause subsumption calls (NU) : 461
% 0.24/1.42  # Rec. Clause-clause subsumption calls : 94
% 0.24/1.42  # Non-unit clause-clause subsumptions  : 3
% 0.24/1.42  # Unit Clause-clause subsumption calls : 0
% 0.24/1.42  # Rewrite failures with RHS unbound    : 0
% 0.24/1.42  # BW rewrite match attempts            : 2
% 0.24/1.42  # BW rewrite match successes           : 2
% 0.24/1.42  # Condensation attempts                : 0
% 0.24/1.42  # Condensation successes               : 0
% 0.24/1.42  # Termbank termtop insertions          : 7847
% 0.24/1.42  
% 0.24/1.42  # -------------------------------------------------
% 0.24/1.42  # User time                : 0.026 s
% 0.24/1.42  # System time              : 0.005 s
% 0.24/1.42  # Total time               : 0.031 s
% 0.24/1.42  # Maximum resident set size: 3188 pages
%------------------------------------------------------------------------------