TSTP Solution File: SWC039+1 by ET---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : SWC039+1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% Computer : n010.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 20:26:18 EDT 2022

% Result   : Theorem 0.24s 1.41s
% Output   : CNFRefutation 0.24s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   47 (  17 unt;   0 def)
%            Number of atoms       :  189 (  88 equ)
%            Maximal formula atoms :   44 (   4 avg)
%            Number of connectives :  206 (  64   ~;  84   |;  34   &)
%                                         (   1 <=>;  23  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   28 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    6 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :   10 (  10 usr;   8 con; 0-2 aty)
%            Number of variables   :   52 (   0 sgn  34   !;   4   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(co1,conjecture,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ! [X3] :
              ( ssList(X3)
             => ! [X4] :
                  ( ssList(X4)
                 => ( nil != X2
                    | X2 != X4
                    | X1 != X3
                    | nil = X1
                    | ( ! [X5] :
                          ( ssItem(X5)
                         => ! [X6] :
                              ( ssList(X6)
                             => ! [X7] :
                                  ( ssList(X7)
                                 => ( cons(X5,nil) != X3
                                    | app(app(X6,X3),X7) != X4
                                    | ? [X8] :
                                        ( ssItem(X8)
                                        & memberP(X6,X8)
                                        & lt(X5,X8) )
                                    | ? [X9] :
                                        ( ssItem(X9)
                                        & memberP(X7,X9)
                                        & lt(X9,X5) ) ) ) ) )
                      & ( nil != X4
                        | nil != X3 ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/solver/bin/../tmp/theBenchmark.p.mepo_128.in',co1) ).

fof(ax83,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( nil = app(X1,X2)
          <=> ( nil = X2
              & nil = X1 ) ) ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax83) ).

fof(ax26,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ssList(app(X1,X2)) ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax26) ).

fof(ax81,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssItem(X2)
         => cons(X2,X1) = app(cons(X2,nil),X1) ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax81) ).

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

fof(ax82,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ! [X3] :
              ( ssList(X3)
             => app(app(X1,X2),X3) = app(X1,app(X2,X3)) ) ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax82) ).

fof(c_0_6,negated_conjecture,
    ~ ! [X1] :
        ( ssList(X1)
       => ! [X2] :
            ( ssList(X2)
           => ! [X3] :
                ( ssList(X3)
               => ! [X4] :
                    ( ssList(X4)
                   => ( nil != X2
                      | X2 != X4
                      | X1 != X3
                      | nil = X1
                      | ( ! [X5] :
                            ( ssItem(X5)
                           => ! [X6] :
                                ( ssList(X6)
                               => ! [X7] :
                                    ( ssList(X7)
                                   => ( cons(X5,nil) != X3
                                      | app(app(X6,X3),X7) != X4
                                      | ? [X8] :
                                          ( ssItem(X8)
                                          & memberP(X6,X8)
                                          & lt(X5,X8) )
                                      | ? [X9] :
                                          ( ssItem(X9)
                                          & memberP(X7,X9)
                                          & lt(X9,X5) ) ) ) ) )
                        & ( nil != X4
                          | nil != X3 ) ) ) ) ) ) ),
    inference(assume_negation,[status(cth)],[co1]) ).

fof(c_0_7,plain,
    ! [X3,X4] :
      ( ( nil = X4
        | nil != app(X3,X4)
        | ~ ssList(X4)
        | ~ ssList(X3) )
      & ( nil = X3
        | nil != app(X3,X4)
        | ~ ssList(X4)
        | ~ ssList(X3) )
      & ( nil != X4
        | nil != X3
        | nil = app(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)],[ax83])])])])])]) ).

fof(c_0_8,negated_conjecture,
    ! [X17,X18] :
      ( ssList(esk1_0)
      & ssList(esk2_0)
      & ssList(esk3_0)
      & ssList(esk4_0)
      & nil = esk2_0
      & esk2_0 = esk4_0
      & esk1_0 = esk3_0
      & nil != esk1_0
      & ( nil = esk4_0
        | ssItem(esk5_0) )
      & ( nil = esk3_0
        | ssItem(esk5_0) )
      & ( nil = esk4_0
        | ssList(esk6_0) )
      & ( nil = esk3_0
        | ssList(esk6_0) )
      & ( nil = esk4_0
        | ssList(esk7_0) )
      & ( nil = esk3_0
        | ssList(esk7_0) )
      & ( nil = esk4_0
        | cons(esk5_0,nil) = esk3_0 )
      & ( nil = esk3_0
        | cons(esk5_0,nil) = esk3_0 )
      & ( nil = esk4_0
        | app(app(esk6_0,esk3_0),esk7_0) = esk4_0 )
      & ( nil = esk3_0
        | app(app(esk6_0,esk3_0),esk7_0) = esk4_0 )
      & ( nil = esk4_0
        | ~ ssItem(X17)
        | ~ memberP(esk6_0,X17)
        | ~ lt(esk5_0,X17) )
      & ( nil = esk3_0
        | ~ ssItem(X17)
        | ~ memberP(esk6_0,X17)
        | ~ lt(esk5_0,X17) )
      & ( nil = esk4_0
        | ~ ssItem(X18)
        | ~ memberP(esk7_0,X18)
        | ~ lt(X18,esk5_0) )
      & ( nil = esk3_0
        | ~ ssItem(X18)
        | ~ memberP(esk7_0,X18)
        | ~ lt(X18,esk5_0) ) ),
    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)],[c_0_6])])])])])])]) ).

cnf(c_0_9,plain,
    ( nil = X2
    | ~ ssList(X1)
    | ~ ssList(X2)
    | nil != app(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_7]) ).

cnf(c_0_10,negated_conjecture,
    nil = esk2_0,
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_11,negated_conjecture,
    ( app(app(esk6_0,esk3_0),esk7_0) = esk4_0
    | nil = esk3_0 ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_12,negated_conjecture,
    esk1_0 = esk3_0,
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_13,negated_conjecture,
    esk2_0 = esk4_0,
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_14,negated_conjecture,
    ( ssList(esk7_0)
    | nil = esk3_0 ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_15,plain,
    ( esk2_0 = X1
    | app(X2,X1) != esk2_0
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_9,c_0_10]),c_0_10]) ).

cnf(c_0_16,negated_conjecture,
    ( app(app(esk6_0,esk1_0),esk7_0) = esk2_0
    | esk2_0 = esk1_0 ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_11,c_0_10]),c_0_12]),c_0_12]),c_0_13]) ).

cnf(c_0_17,negated_conjecture,
    ( esk2_0 = esk1_0
    | ssList(esk7_0) ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_14,c_0_10]),c_0_12]) ).

fof(c_0_18,plain,
    ! [X3,X4] :
      ( ~ ssList(X3)
      | ~ ssList(X4)
      | ssList(app(X3,X4)) ),
    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)],[ax26])])])])]) ).

cnf(c_0_19,negated_conjecture,
    ( ssList(esk6_0)
    | nil = esk3_0 ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

fof(c_0_20,plain,
    ! [X3,X4] :
      ( ~ ssList(X3)
      | ~ ssItem(X4)
      | cons(X4,X3) = app(cons(X4,nil),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)],[ax81])])])])]) ).

cnf(c_0_21,negated_conjecture,
    ( cons(esk5_0,nil) = esk3_0
    | nil = esk3_0 ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_22,negated_conjecture,
    nil != esk1_0,
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_23,negated_conjecture,
    ( ssItem(esk5_0)
    | nil = esk3_0 ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_24,negated_conjecture,
    ( esk2_0 = esk1_0
    | esk7_0 = esk2_0
    | ~ ssList(app(esk6_0,esk1_0)) ),
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_15,c_0_16]),c_0_17]) ).

cnf(c_0_25,plain,
    ( ssList(app(X1,X2))
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_18]) ).

cnf(c_0_26,negated_conjecture,
    ssList(esk1_0),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_27,negated_conjecture,
    ( esk2_0 = esk1_0
    | ssList(esk6_0) ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_19,c_0_10]),c_0_12]) ).

cnf(c_0_28,plain,
    ( cons(X1,X2) = app(cons(X1,nil),X2)
    | ~ ssItem(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_20]) ).

cnf(c_0_29,negated_conjecture,
    ( cons(esk5_0,esk2_0) = esk1_0
    | esk2_0 = esk1_0 ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_21,c_0_10]),c_0_12]),c_0_10]),c_0_12]) ).

cnf(c_0_30,negated_conjecture,
    esk2_0 != esk1_0,
    inference(rw,[status(thm)],[c_0_22,c_0_10]) ).

cnf(c_0_31,negated_conjecture,
    ( esk2_0 = esk1_0
    | ssItem(esk5_0) ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_23,c_0_10]),c_0_12]) ).

cnf(c_0_32,negated_conjecture,
    ( esk7_0 = esk2_0
    | esk2_0 = esk1_0 ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_24,c_0_25]),c_0_26])]),c_0_27]) ).

cnf(c_0_33,plain,
    ( cons(X1,X2) = app(cons(X1,esk2_0),X2)
    | ~ ssList(X2)
    | ~ ssItem(X1) ),
    inference(rw,[status(thm)],[c_0_28,c_0_10]) ).

cnf(c_0_34,negated_conjecture,
    cons(esk5_0,esk2_0) = esk1_0,
    inference(sr,[status(thm)],[c_0_29,c_0_30]) ).

cnf(c_0_35,negated_conjecture,
    ssItem(esk5_0),
    inference(sr,[status(thm)],[c_0_31,c_0_30]) ).

cnf(c_0_36,plain,
    ssList(nil),
    inference(split_conjunct,[status(thm)],[ax17]) ).

fof(c_0_37,plain,
    ! [X4,X5,X6] :
      ( ~ ssList(X4)
      | ~ ssList(X5)
      | ~ ssList(X6)
      | app(app(X4,X5),X6) = app(X4,app(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)],[ax82])])])])]) ).

cnf(c_0_38,negated_conjecture,
    esk7_0 = esk2_0,
    inference(sr,[status(thm)],[c_0_32,c_0_30]) ).

cnf(c_0_39,negated_conjecture,
    ( cons(esk5_0,X1) = app(esk1_0,X1)
    | ~ ssList(X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_33,c_0_34]),c_0_35])]) ).

cnf(c_0_40,plain,
    ssList(esk2_0),
    inference(rw,[status(thm)],[c_0_36,c_0_10]) ).

cnf(c_0_41,plain,
    ( app(app(X1,X2),X3) = app(X1,app(X2,X3))
    | ~ ssList(X3)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_37]) ).

cnf(c_0_42,negated_conjecture,
    app(app(esk6_0,esk1_0),esk2_0) = esk2_0,
    inference(rw,[status(thm)],[inference(sr,[status(thm)],[c_0_16,c_0_30]),c_0_38]) ).

cnf(c_0_43,negated_conjecture,
    ssList(esk6_0),
    inference(sr,[status(thm)],[c_0_27,c_0_30]) ).

cnf(c_0_44,negated_conjecture,
    app(esk1_0,esk2_0) = esk1_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_34,c_0_39]),c_0_40])]) ).

cnf(c_0_45,negated_conjecture,
    app(esk6_0,esk1_0) = esk2_0,
    inference(rw,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_41,c_0_42]),c_0_40]),c_0_26]),c_0_43])]),c_0_44]) ).

cnf(c_0_46,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_15,c_0_45]),c_0_26]),c_0_43])]),c_0_30]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : SWC039+1 : TPTP v8.1.0. Released v2.4.0.
% 0.11/0.12  % Command  : run_ET %s %d
% 0.13/0.33  % Computer : n010.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 600
% 0.13/0.33  % DateTime : Sun Jun 12 16:55:25 EDT 2022
% 0.13/0.33  % CPUTime  : 
% 0.24/1.41  # Running protocol protocol_eprover_4a02c828a8cc55752123edbcc1ad40e453c11447 for 23 seconds:
% 0.24/1.41  # SinE strategy is GSinE(CountFormulas,hypos,1.4,,04,100,1.0)
% 0.24/1.41  # Preprocessing time       : 0.021 s
% 0.24/1.41  
% 0.24/1.41  # Proof found!
% 0.24/1.41  # SZS status Theorem
% 0.24/1.41  # SZS output start CNFRefutation
% See solution above
% 0.24/1.41  # Proof object total steps             : 47
% 0.24/1.41  # Proof object clause steps            : 35
% 0.24/1.41  # Proof object formula steps           : 12
% 0.24/1.41  # Proof object conjectures             : 30
% 0.24/1.41  # Proof object clause conjectures      : 27
% 0.24/1.41  # Proof object formula conjectures     : 3
% 0.24/1.41  # Proof object initial clauses used    : 15
% 0.24/1.41  # Proof object initial formulas used   : 6
% 0.24/1.41  # Proof object generating inferences   : 6
% 0.24/1.41  # Proof object simplifying inferences  : 42
% 0.24/1.41  # Training examples: 0 positive, 0 negative
% 0.24/1.41  # Parsed axioms                        : 96
% 0.24/1.41  # Removed by relevancy pruning/SinE    : 66
% 0.24/1.41  # Initial clauses                      : 67
% 0.24/1.41  # Removed in clause preprocessing      : 0
% 0.24/1.41  # Initial clauses in saturation        : 67
% 0.24/1.41  # Processed clauses                    : 89
% 0.24/1.41  # ...of these trivial                  : 12
% 0.24/1.41  # ...subsumed                          : 8
% 0.24/1.41  # ...remaining for further processing  : 69
% 0.24/1.41  # Other redundant clauses eliminated   : 3
% 0.24/1.41  # Clauses deleted for lack of memory   : 0
% 0.24/1.41  # Backward-subsumed                    : 1
% 0.24/1.41  # Backward-rewritten                   : 3
% 0.24/1.41  # Generated clauses                    : 247
% 0.24/1.41  # ...of the previous two non-trivial   : 196
% 0.24/1.41  # Contextual simplify-reflections      : 9
% 0.24/1.41  # Paramodulations                      : 232
% 0.24/1.41  # Factorizations                       : 0
% 0.24/1.41  # Equation resolutions                 : 8
% 0.24/1.41  # Current number of processed clauses  : 56
% 0.24/1.41  #    Positive orientable unit clauses  : 13
% 0.24/1.41  #    Positive unorientable unit clauses: 0
% 0.24/1.41  #    Negative unit clauses             : 2
% 0.24/1.41  #    Non-unit-clauses                  : 41
% 0.24/1.41  # Current number of unprocessed clauses: 136
% 0.24/1.41  # ...number of literals in the above   : 721
% 0.24/1.41  # Current number of archived formulas  : 0
% 0.24/1.41  # Current number of archived clauses   : 11
% 0.24/1.41  # Clause-clause subsumption calls (NU) : 868
% 0.24/1.41  # Rec. Clause-clause subsumption calls : 223
% 0.24/1.41  # Non-unit clause-clause subsumptions  : 15
% 0.24/1.41  # Unit Clause-clause subsumption calls : 71
% 0.24/1.41  # Rewrite failures with RHS unbound    : 0
% 0.24/1.41  # BW rewrite match attempts            : 3
% 0.24/1.41  # BW rewrite match successes           : 3
% 0.24/1.41  # Condensation attempts                : 0
% 0.24/1.41  # Condensation successes               : 0
% 0.24/1.41  # Termbank termtop insertions          : 8973
% 0.24/1.41  
% 0.24/1.41  # -------------------------------------------------
% 0.24/1.41  # User time                : 0.032 s
% 0.24/1.41  # System time              : 0.002 s
% 0.24/1.41  # Total time               : 0.034 s
% 0.24/1.41  # Maximum resident set size: 3192 pages
%------------------------------------------------------------------------------