TSTP Solution File: SWC048+1 by ET---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : SWC048+1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% Computer : n027.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 20:26:22 EDT 2022

% Result   : Theorem 0.25s 1.44s
% Output   : CNFRefutation 0.25s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   39 (   9 unt;   0 def)
%            Number of atoms       :  151 (  47 equ)
%            Maximal formula atoms :   28 (   3 avg)
%            Number of connectives :  180 (  68   ~;  71   |;  25   &)
%                                         (   1 <=>;  15  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   19 (   4 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   5 con; 0-0 aty)
%            Number of variables   :   33 (   0 sgn  21   !;   2   ?)

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

fof(ax49,axiom,
    ! [X1] :
      ( ssList(X1)
     => rearsegP(X1,X1) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax49) ).

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(ax48,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( ( rearsegP(X1,X2)
              & rearsegP(X2,X1) )
           => X1 = X2 ) ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax48) ).

fof(ax51,axiom,
    ! [X1] :
      ( ssList(X1)
     => rearsegP(X1,nil) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax51) ).

fof(c_0_5,negated_conjecture,
    ~ ! [X1] :
        ( ssList(X1)
       => ! [X2] :
            ( ssList(X2)
           => ! [X3] :
                ( ssList(X3)
               => ! [X4] :
                    ( ssList(X4)
                   => ( X2 != X4
                      | X1 != X3
                      | ( ( nil != X2
                          | nil = X1 )
                        & ( ~ neq(X2,nil)
                          | ? [X5] :
                              ( ssList(X5)
                              & neq(X5,nil)
                              & rearsegP(X2,X5)
                              & rearsegP(X1,X5) ) ) )
                      | ( ( nil != X4
                          | nil != X3 )
                        & ( ~ neq(X3,nil)
                          | ~ rearsegP(X4,X3) ) ) ) ) ) ) ),
    inference(assume_negation,[status(cth)],[co1]) ).

fof(c_0_6,negated_conjecture,
    ! [X10] :
      ( ssList(esk1_0)
      & ssList(esk2_0)
      & ssList(esk3_0)
      & ssList(esk4_0)
      & esk2_0 = esk4_0
      & esk1_0 = esk3_0
      & ( neq(esk2_0,nil)
        | nil = esk2_0 )
      & ( ~ ssList(X10)
        | ~ neq(X10,nil)
        | ~ rearsegP(esk2_0,X10)
        | ~ rearsegP(esk1_0,X10)
        | nil = esk2_0 )
      & ( neq(esk2_0,nil)
        | nil != esk1_0 )
      & ( ~ ssList(X10)
        | ~ neq(X10,nil)
        | ~ rearsegP(esk2_0,X10)
        | ~ rearsegP(esk1_0,X10)
        | nil != esk1_0 )
      & ( neq(esk3_0,nil)
        | nil = esk4_0 )
      & ( rearsegP(esk4_0,esk3_0)
        | nil = esk4_0 )
      & ( neq(esk3_0,nil)
        | nil = esk3_0 )
      & ( rearsegP(esk4_0,esk3_0)
        | nil = esk3_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)],[inference(fof_simplification,[status(thm)],[c_0_5])])])])])])])]) ).

cnf(c_0_7,negated_conjecture,
    ( nil = esk2_0
    | ~ rearsegP(esk1_0,X1)
    | ~ rearsegP(esk2_0,X1)
    | ~ neq(X1,nil)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_8,negated_conjecture,
    esk2_0 = esk4_0,
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_9,negated_conjecture,
    ( nil = esk4_0
    | neq(esk3_0,nil) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_10,negated_conjecture,
    esk1_0 = esk3_0,
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_11,negated_conjecture,
    ( nil = esk4_0
    | rearsegP(esk4_0,esk3_0) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_12,negated_conjecture,
    ( nil = esk4_0
    | ~ rearsegP(esk1_0,X1)
    | ~ rearsegP(esk4_0,X1)
    | ~ ssList(X1)
    | ~ neq(X1,nil) ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_7,c_0_8]),c_0_8]) ).

cnf(c_0_13,negated_conjecture,
    ( nil = esk4_0
    | neq(esk1_0,nil) ),
    inference(rw,[status(thm)],[c_0_9,c_0_10]) ).

cnf(c_0_14,negated_conjecture,
    ssList(esk1_0),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_15,negated_conjecture,
    ( nil = esk4_0
    | rearsegP(esk4_0,esk1_0) ),
    inference(rw,[status(thm)],[c_0_11,c_0_10]) ).

fof(c_0_16,plain,
    ! [X2] :
      ( ~ ssList(X2)
      | rearsegP(X2,X2) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax49])]) ).

fof(c_0_17,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_18,negated_conjecture,
    ( neq(esk2_0,nil)
    | nil != esk1_0 ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_19,negated_conjecture,
    ( nil = esk4_0
    | ~ rearsegP(esk1_0,esk1_0) ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_12,c_0_13]),c_0_14])]),c_0_15]) ).

cnf(c_0_20,plain,
    ( rearsegP(X1,X1)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

fof(c_0_21,plain,
    ! [X3,X4] :
      ( ~ ssList(X3)
      | ~ ssList(X4)
      | ~ rearsegP(X3,X4)
      | ~ rearsegP(X4,X3)
      | 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)],[ax48])])])])]) ).

cnf(c_0_22,negated_conjecture,
    ( nil = esk3_0
    | rearsegP(esk4_0,esk3_0) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_23,negated_conjecture,
    ssList(esk2_0),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_24,plain,
    ( ~ ssList(X1)
    | ~ ssList(X2)
    | X1 != X2
    | ~ neq(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_17]) ).

cnf(c_0_25,negated_conjecture,
    ( neq(esk4_0,nil)
    | nil != esk1_0 ),
    inference(rw,[status(thm)],[c_0_18,c_0_8]) ).

cnf(c_0_26,negated_conjecture,
    nil = esk4_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_19,c_0_20]),c_0_14])]) ).

cnf(c_0_27,plain,
    ( X1 = X2
    | ~ rearsegP(X2,X1)
    | ~ rearsegP(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_21]) ).

cnf(c_0_28,negated_conjecture,
    ( nil = esk1_0
    | rearsegP(esk4_0,esk1_0) ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_22,c_0_10]),c_0_10]) ).

cnf(c_0_29,negated_conjecture,
    ssList(esk4_0),
    inference(rw,[status(thm)],[c_0_23,c_0_8]) ).

cnf(c_0_30,plain,
    ( ~ ssList(X1)
    | ~ neq(X1,X1) ),
    inference(er,[status(thm)],[c_0_24]) ).

cnf(c_0_31,negated_conjecture,
    ( neq(esk4_0,esk4_0)
    | esk4_0 != esk1_0 ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_25,c_0_26]),c_0_26]) ).

fof(c_0_32,plain,
    ! [X2] :
      ( ~ ssList(X2)
      | rearsegP(X2,nil) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax51])]) ).

cnf(c_0_33,negated_conjecture,
    ( nil = esk1_0
    | esk4_0 = esk1_0
    | ~ rearsegP(esk1_0,esk4_0) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_27,c_0_28]),c_0_29]),c_0_14])]) ).

cnf(c_0_34,negated_conjecture,
    esk4_0 != esk1_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_30,c_0_31]),c_0_29])]) ).

cnf(c_0_35,plain,
    ( rearsegP(X1,nil)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_32]) ).

cnf(c_0_36,negated_conjecture,
    ~ rearsegP(esk1_0,esk4_0),
    inference(sr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_33,c_0_26])]),c_0_34]) ).

cnf(c_0_37,plain,
    ( rearsegP(X1,esk4_0)
    | ~ ssList(X1) ),
    inference(rw,[status(thm)],[c_0_35,c_0_26]) ).

cnf(c_0_38,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_36,c_0_37]),c_0_14])]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : SWC048+1 : TPTP v8.1.0. Released v2.4.0.
% 0.07/0.14  % Command  : run_ET %s %d
% 0.14/0.35  % Computer : n027.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % WCLimit  : 600
% 0.14/0.35  % DateTime : Mon Jun 13 00:04:16 EDT 2022
% 0.14/0.35  % CPUTime  : 
% 0.25/1.44  # Running protocol protocol_eprover_4a02c828a8cc55752123edbcc1ad40e453c11447 for 23 seconds:
% 0.25/1.44  # SinE strategy is GSinE(CountFormulas,hypos,1.4,,04,100,1.0)
% 0.25/1.44  # Preprocessing time       : 0.020 s
% 0.25/1.44  
% 0.25/1.44  # Proof found!
% 0.25/1.44  # SZS status Theorem
% 0.25/1.44  # SZS output start CNFRefutation
% See solution above
% 0.25/1.44  # Proof object total steps             : 39
% 0.25/1.44  # Proof object clause steps            : 28
% 0.25/1.44  # Proof object formula steps           : 11
% 0.25/1.44  # Proof object conjectures             : 25
% 0.25/1.44  # Proof object clause conjectures      : 22
% 0.25/1.44  # Proof object formula conjectures     : 3
% 0.25/1.44  # Proof object initial clauses used    : 13
% 0.25/1.44  # Proof object initial formulas used   : 5
% 0.25/1.44  # Proof object generating inferences   : 5
% 0.25/1.44  # Proof object simplifying inferences  : 27
% 0.25/1.44  # Training examples: 0 positive, 0 negative
% 0.25/1.44  # Parsed axioms                        : 96
% 0.25/1.44  # Removed by relevancy pruning/SinE    : 70
% 0.25/1.44  # Initial clauses                      : 51
% 0.25/1.44  # Removed in clause preprocessing      : 0
% 0.25/1.44  # Initial clauses in saturation        : 51
% 0.25/1.44  # Processed clauses                    : 70
% 0.25/1.44  # ...of these trivial                  : 2
% 0.25/1.44  # ...subsumed                          : 2
% 0.25/1.44  # ...remaining for further processing  : 66
% 0.25/1.44  # Other redundant clauses eliminated   : 5
% 0.25/1.44  # Clauses deleted for lack of memory   : 0
% 0.25/1.44  # Backward-subsumed                    : 3
% 0.25/1.44  # Backward-rewritten                   : 26
% 0.25/1.44  # Generated clauses                    : 141
% 0.25/1.44  # ...of the previous two non-trivial   : 132
% 0.25/1.44  # Contextual simplify-reflections      : 2
% 0.25/1.44  # Paramodulations                      : 131
% 0.25/1.44  # Factorizations                       : 0
% 0.25/1.44  # Equation resolutions                 : 10
% 0.25/1.44  # Current number of processed clauses  : 35
% 0.25/1.44  #    Positive orientable unit clauses  : 9
% 0.25/1.44  #    Positive unorientable unit clauses: 0
% 0.25/1.44  #    Negative unit clauses             : 3
% 0.25/1.44  #    Non-unit-clauses                  : 23
% 0.25/1.44  # Current number of unprocessed clauses: 43
% 0.25/1.44  # ...number of literals in the above   : 234
% 0.25/1.44  # Current number of archived formulas  : 0
% 0.25/1.44  # Current number of archived clauses   : 29
% 0.25/1.44  # Clause-clause subsumption calls (NU) : 213
% 0.25/1.44  # Rec. Clause-clause subsumption calls : 59
% 0.25/1.44  # Non-unit clause-clause subsumptions  : 6
% 0.25/1.44  # Unit Clause-clause subsumption calls : 1
% 0.25/1.44  # Rewrite failures with RHS unbound    : 0
% 0.25/1.44  # BW rewrite match attempts            : 1
% 0.25/1.44  # BW rewrite match successes           : 1
% 0.25/1.44  # Condensation attempts                : 0
% 0.25/1.44  # Condensation successes               : 0
% 0.25/1.44  # Termbank termtop insertions          : 6352
% 0.25/1.44  
% 0.25/1.44  # -------------------------------------------------
% 0.25/1.44  # User time                : 0.027 s
% 0.25/1.44  # System time              : 0.001 s
% 0.25/1.44  # Total time               : 0.028 s
% 0.25/1.44  # Maximum resident set size: 3168 pages
%------------------------------------------------------------------------------