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E---3.5.1.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : E---3.5.1
% Problem  : SWC327+1 : TPTP v9.3.1. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_E /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM

% Computer : n026.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8046.5625MB
% OS       : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Thu Sep 24 02:43:57 PM UTC 2026

% Result   : Theorem 0.15s 5.70s
% Output   : CNFRefutation 0.15s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   67 (  18 unt;   0 def)
%            Number of atoms       :  327 ( 159 equ)
%            Maximal formula atoms :   66 (   4 avg)
%            Number of connectives :  425 ( 165   ~; 176   |;  50   &)
%                                         (   1 <=>;  33  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   30 (   5 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :   11 (  11 usr;   6 con; 0-2 aty)
%            Number of variables   :   91 (   0 sgn  44   !;  12   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(co1,conjecture,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ! [X3] :
              ( ssList(X3)
             => ! [X4] :
                  ( ssList(X4)
                 => ( ( ( nil = X2
                        | nil != X1 )
                      & ? [X9] :
                          ( equalelemsP(X1)
                          & ! [X10] :
                              ( ssItem(X10)
                             => ! [X11] :
                                  ( ssList(X11)
                                 => ( ! [X12] :
                                        ( ssList(X12)
                                       => app(X12,cons(X10,nil)) != X1 )
                                    | app(cons(X10,nil),X11) != X9 ) ) )
                          & app(X1,X9) = X2
                          & ssList(X9) ) )
                    | ( nil = X3
                      & nil != X4 )
                    | ! [X5] :
                        ( ssList(X5)
                       => ( ? [X6] :
                              ( ? [X7] :
                                  ( ? [X8] :
                                      ( app(X8,cons(X6,nil)) = X3
                                      & ssList(X8) )
                                  & app(cons(X6,nil),X7) = X5
                                  & ssList(X7) )
                              & ssItem(X6) )
                          | ~ equalelemsP(X3)
                          | app(X3,X5) != X4 ) )
                    | X1 != X3
                    | X2 != X4 ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',co1) ).

fof(ax84,axiom,
    ! [X1] :
      ( ssList(X1)
     => app(X1,nil) = X1 ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax84) ).

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

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

fof(ax16,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssItem(X2)
         => ssList(cons(X2,X1)) ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax16) ).

fof(ax21,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssItem(X2)
         => nil != cons(X2,X1) ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SWC001+0.ax',ax21) ).

fof(c_0_6,negated_conjecture,
    ~ ! [X1] :
        ( ssList(X1)
       => ! [X2] :
            ( ssList(X2)
           => ! [X3] :
                ( ssList(X3)
               => ! [X4] :
                    ( ssList(X4)
                   => ( ( ( nil = X2
                          | nil != X1 )
                        & ? [X9] :
                            ( equalelemsP(X1)
                            & ! [X10] :
                                ( ssItem(X10)
                               => ! [X11] :
                                    ( ssList(X11)
                                   => ( ! [X12] :
                                          ( ssList(X12)
                                         => app(X12,cons(X10,nil)) != X1 )
                                      | app(cons(X10,nil),X11) != X9 ) ) )
                            & app(X1,X9) = X2
                            & ssList(X9) ) )
                      | ( nil = X3
                        & nil != X4 )
                      | ! [X5] :
                          ( ssList(X5)
                         => ( ? [X6] :
                                ( ? [X7] :
                                    ( ? [X8] :
                                        ( app(X8,cons(X6,nil)) = X3
                                        & ssList(X8) )
                                    & app(cons(X6,nil),X7) = X5
                                    & ssList(X7) )
                                & ssItem(X6) )
                            | ~ equalelemsP(X3)
                            | app(X3,X5) != X4 ) )
                      | X1 != X3
                      | X2 != X4 ) ) ) ) ),
    inference(assume_negation,[status(cth)],[co1]) ).

fof(c_0_7,negated_conjecture,
    ~ ! [X1] :
        ( ssList(X1)
       => ! [X2] :
            ( ssList(X2)
           => ! [X3] :
                ( ssList(X3)
               => ! [X4] :
                    ( ssList(X4)
                   => ( ( ( nil = X2
                          | nil != X1 )
                        & ? [X9] :
                            ( equalelemsP(X1)
                            & ! [X10] :
                                ( ssItem(X10)
                               => ! [X11] :
                                    ( ssList(X11)
                                   => ( ! [X12] :
                                          ( ssList(X12)
                                         => app(X12,cons(X10,nil)) != X1 )
                                      | app(cons(X10,nil),X11) != X9 ) ) )
                            & app(X1,X9) = X2
                            & ssList(X9) ) )
                      | ( nil = X3
                        & nil != X4 )
                      | ! [X5] :
                          ( ssList(X5)
                         => ( ? [X6] :
                                ( ? [X7] :
                                    ( ? [X8] :
                                        ( app(X8,cons(X6,nil)) = X3
                                        & ssList(X8) )
                                    & app(cons(X6,nil),X7) = X5
                                    & ssList(X7) )
                                & ssItem(X6) )
                            | ~ equalelemsP(X3)
                            | app(X3,X5) != X4 ) )
                      | X1 != X3
                      | X2 != X4 ) ) ) ) ),
    inference(fof_simplification,[status(thm)],[c_0_6]) ).

fof(c_0_8,negated_conjecture,
    ! [X262,X263,X264,X265] :
      ( ( ~ equalelemsP(esk48_0)
        | app(esk48_0,X265) != esk49_0
        | ~ ssList(X265)
        | app(esk55_1(X265),cons(esk53_1(X265),nil)) = esk48_0
        | nil != esk49_0 )
      & ( ~ equalelemsP(esk48_0)
        | app(esk48_0,X265) != esk49_0
        | ~ ssList(X265)
        | app(esk55_1(X265),cons(esk53_1(X265),nil)) = esk48_0
        | nil = esk48_0 )
      & ( ~ equalelemsP(esk48_0)
        | app(esk48_0,X265) != esk49_0
        | ~ ssList(X265)
        | ssList(esk55_1(X265))
        | nil != esk49_0 )
      & ( ~ equalelemsP(esk48_0)
        | app(esk48_0,X265) != esk49_0
        | ~ ssList(X265)
        | ssList(esk55_1(X265))
        | nil = esk48_0 )
      & ( ~ equalelemsP(esk48_0)
        | app(esk48_0,X265) != esk49_0
        | ~ ssList(X265)
        | app(cons(esk53_1(X265),nil),esk54_1(X265)) = X265
        | nil != esk49_0 )
      & ( ~ equalelemsP(esk48_0)
        | app(esk48_0,X265) != esk49_0
        | ~ ssList(X265)
        | app(cons(esk53_1(X265),nil),esk54_1(X265)) = X265
        | nil = esk48_0 )
      & ( ~ equalelemsP(esk48_0)
        | app(esk48_0,X265) != esk49_0
        | ~ ssList(X265)
        | ssList(esk54_1(X265))
        | nil != esk49_0 )
      & ( ~ equalelemsP(esk48_0)
        | app(esk48_0,X265) != esk49_0
        | ~ ssList(X265)
        | ssList(esk54_1(X265))
        | nil = esk48_0 )
      & ( ~ equalelemsP(esk48_0)
        | app(esk48_0,X265) != esk49_0
        | ~ ssList(X265)
        | ssItem(esk53_1(X265))
        | nil != esk49_0 )
      & ( ~ equalelemsP(esk48_0)
        | app(esk48_0,X265) != esk49_0
        | ~ ssList(X265)
        | ssItem(esk53_1(X265))
        | nil = esk48_0 )
      & ( nil != esk50_0
        | nil = esk51_0 )
      & ( app(X264,cons(X262,nil)) != esk50_0
        | ~ ssList(X264)
        | app(cons(X262,nil),X263) != esk52_0
        | ~ ssList(X263)
        | ~ ssItem(X262) )
      & equalelemsP(esk50_0)
      & app(esk50_0,esk52_0) = esk51_0
      & ssList(esk52_0)
      & esk48_0 = esk50_0
      & esk49_0 = esk51_0
      & ssList(esk51_0)
      & ssList(esk50_0)
      & ssList(esk49_0)
      & ssList(esk48_0) ),
    inference(distribute,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_7])])])])])]) ).

cnf(c_0_9,negated_conjecture,
    equalelemsP(esk50_0),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_10,negated_conjecture,
    esk48_0 = esk50_0,
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_11,negated_conjecture,
    ( ~ equalelemsP(esk48_0)
    | app(esk48_0,X1) != esk49_0
    | ~ ssList(X1)
    | app(esk55_1(X1),cons(esk53_1(X1),nil)) = esk48_0
    | nil = esk48_0 ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_12,negated_conjecture,
    equalelemsP(esk48_0),
    inference(rw,[status(thm)],[c_0_9,c_0_10]) ).

cnf(c_0_13,negated_conjecture,
    app(esk50_0,esk52_0) = esk51_0,
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_14,negated_conjecture,
    esk49_0 = esk51_0,
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_15,negated_conjecture,
    ( ~ equalelemsP(esk48_0)
    | app(esk48_0,X1) != esk49_0
    | ~ ssList(X1)
    | ssItem(esk53_1(X1))
    | nil = esk48_0 ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_16,negated_conjecture,
    ( ~ equalelemsP(esk48_0)
    | app(esk48_0,X1) != esk49_0
    | ~ ssList(X1)
    | ssList(esk55_1(X1))
    | nil = esk48_0 ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_17,negated_conjecture,
    ( app(X3,cons(X1,nil)) != esk50_0
    | ~ ssList(X3)
    | app(cons(X1,nil),X2) != esk52_0
    | ~ ssList(X2)
    | ~ ssItem(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_18,negated_conjecture,
    ( ~ ssList(X1)
    | app(esk48_0,X1) != esk49_0
    | esk48_0 = nil
    | app(esk55_1(X1),cons(esk53_1(X1),nil)) = esk48_0 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_11,c_0_12])]) ).

cnf(c_0_19,negated_conjecture,
    app(esk48_0,esk52_0) = esk49_0,
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_13,c_0_10]),c_0_14]) ).

cnf(c_0_20,negated_conjecture,
    ssList(esk52_0),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_21,negated_conjecture,
    ( ~ ssList(X1)
    | app(esk48_0,X1) != esk49_0
    | ssItem(esk53_1(X1))
    | esk48_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_15,c_0_12])]) ).

cnf(c_0_22,negated_conjecture,
    ( ~ ssList(X1)
    | app(esk48_0,X1) != esk49_0
    | ssList(esk55_1(X1))
    | esk48_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_16,c_0_12])]) ).

cnf(c_0_23,negated_conjecture,
    ( ~ equalelemsP(esk48_0)
    | app(esk48_0,X1) != esk49_0
    | ~ ssList(X1)
    | app(cons(esk53_1(X1),nil),esk54_1(X1)) = X1
    | nil = esk48_0 ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_24,negated_conjecture,
    ( ~ equalelemsP(esk48_0)
    | app(esk48_0,X1) != esk49_0
    | ~ ssList(X1)
    | ssList(esk54_1(X1))
    | nil = esk48_0 ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_25,negated_conjecture,
    ( ~ ssItem(X2)
    | ~ ssList(X3)
    | ~ ssList(X1)
    | app(cons(X2,nil),X3) != esk52_0
    | app(X1,cons(X2,nil)) != esk48_0 ),
    inference(rw,[status(thm)],[c_0_17,c_0_10]) ).

cnf(c_0_26,negated_conjecture,
    ( esk48_0 = nil
    | app(esk55_1(esk52_0),cons(esk53_1(esk52_0),nil)) = esk48_0 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_18,c_0_19]),c_0_20])]) ).

cnf(c_0_27,negated_conjecture,
    ( ssItem(esk53_1(esk52_0))
    | esk48_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_21,c_0_19]),c_0_20])]) ).

cnf(c_0_28,negated_conjecture,
    ( ssList(esk55_1(esk52_0))
    | esk48_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_22,c_0_19]),c_0_20])]) ).

cnf(c_0_29,negated_conjecture,
    ( ~ ssList(X1)
    | app(esk48_0,X1) != esk49_0
    | esk48_0 = nil
    | app(cons(esk53_1(X1),nil),esk54_1(X1)) = X1 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_23,c_0_12])]) ).

cnf(c_0_30,negated_conjecture,
    ( ~ ssList(X1)
    | app(esk48_0,X1) != esk49_0
    | ssList(esk54_1(X1))
    | esk48_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_24,c_0_12])]) ).

cnf(c_0_31,negated_conjecture,
    ( nil != esk50_0
    | nil = esk51_0 ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_32,negated_conjecture,
    ( ~ ssList(X1)
    | app(cons(esk53_1(esk52_0),nil),X1) != esk52_0
    | esk48_0 = nil ),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_25,c_0_26]),c_0_27]),c_0_28]) ).

cnf(c_0_33,negated_conjecture,
    ( esk48_0 = nil
    | app(cons(esk53_1(esk52_0),nil),esk54_1(esk52_0)) = esk52_0 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_29,c_0_19]),c_0_20])]) ).

cnf(c_0_34,negated_conjecture,
    ( ssList(esk54_1(esk52_0))
    | esk48_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_30,c_0_19]),c_0_20])]) ).

cnf(c_0_35,negated_conjecture,
    ( ~ equalelemsP(esk48_0)
    | app(esk48_0,X1) != esk49_0
    | ~ ssList(X1)
    | nil != esk49_0
    | app(esk55_1(X1),cons(esk53_1(X1),nil)) = esk48_0 ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_36,negated_conjecture,
    ( esk48_0 != nil
    | esk49_0 = nil ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_31,c_0_14]),c_0_10]) ).

cnf(c_0_37,negated_conjecture,
    esk48_0 = nil,
    inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_32,c_0_33]),c_0_34]) ).

cnf(c_0_38,negated_conjecture,
    ( ~ equalelemsP(esk48_0)
    | app(esk48_0,X1) != esk49_0
    | ~ ssList(X1)
    | nil != esk49_0
    | ssList(esk55_1(X1)) ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

cnf(c_0_39,negated_conjecture,
    ( ~ ssList(X1)
    | esk49_0 != nil
    | app(esk48_0,X1) != esk49_0
    | app(esk55_1(X1),cons(esk53_1(X1),nil)) = esk48_0 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_35,c_0_12])]) ).

cnf(c_0_40,negated_conjecture,
    esk49_0 = nil,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_36,c_0_37])]) ).

fof(c_0_41,plain,
    ! [X233] :
      ( app(X233,nil) = X233
      | ~ ssList(X233) ),
    inference(fof_nnf,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax84])])]) ).

cnf(c_0_42,negated_conjecture,
    ( ~ ssList(X1)
    | esk49_0 != nil
    | app(esk48_0,X1) != esk49_0
    | ssList(esk55_1(X1)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_38,c_0_12])]) ).

cnf(c_0_43,negated_conjecture,
    ( ~ equalelemsP(esk48_0)
    | app(esk48_0,X1) != esk49_0
    | ~ ssList(X1)
    | nil != esk49_0
    | ssItem(esk53_1(X1)) ),
    inference(split_conjunct,[status(thm)],[c_0_8]) ).

fof(c_0_44,plain,
    ! [X231,X232] :
      ( ( ~ ssList(X231)
        | ~ ssList(X232)
        | nil = app(X231,X232)
        | nil != X231
        | nil != X232 )
      & ( ~ ssList(X231)
        | ~ ssList(X232)
        | nil != app(X231,X232)
        | nil = X231 )
      & ( ~ ssList(X231)
        | ~ ssList(X232)
        | nil != app(X231,X232)
        | nil = X232 ) ),
    inference(distribute,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax83])])])])]) ).

cnf(c_0_45,negated_conjecture,
    ( ~ ssList(X1)
    | app(nil,X1) != nil
    | app(esk55_1(X1),cons(esk53_1(X1),nil)) = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_39,c_0_37]),c_0_37]),c_0_40]),c_0_40])]) ).

cnf(c_0_46,plain,
    ( ~ ssList(X1)
    | app(X1,nil) = X1 ),
    inference(split_conjunct,[status(thm)],[c_0_41]) ).

cnf(c_0_47,plain,
    ssList(nil),
    inference(split_conjunct,[status(thm)],[ax17]) ).

cnf(c_0_48,negated_conjecture,
    ( ~ ssList(X1)
    | app(nil,X1) != nil
    | ssList(esk55_1(X1)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_42,c_0_37]),c_0_40]),c_0_40])]) ).

cnf(c_0_49,negated_conjecture,
    ( ~ ssList(X1)
    | esk49_0 != nil
    | app(esk48_0,X1) != esk49_0
    | ssItem(esk53_1(X1)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_43,c_0_12])]) ).

cnf(c_0_50,plain,
    ( ~ ssList(X1)
    | ~ ssList(X2)
    | nil != app(X1,X2)
    | nil = X1 ),
    inference(split_conjunct,[status(thm)],[c_0_44]) ).

cnf(c_0_51,negated_conjecture,
    app(esk55_1(nil),cons(esk53_1(nil),nil)) = nil,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_45,c_0_46]),c_0_47])]) ).

cnf(c_0_52,negated_conjecture,
    ssList(esk55_1(nil)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_48,c_0_46]),c_0_47])]) ).

fof(c_0_53,plain,
    ! [X117,X118] :
      ( ssList(cons(X118,X117))
      | ~ ssItem(X118)
      | ~ ssList(X117) ),
    inference(fof_nnf,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax16])])])]) ).

cnf(c_0_54,negated_conjecture,
    ( ~ ssList(X1)
    | app(nil,X1) != nil
    | ssItem(esk53_1(X1)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_49,c_0_37]),c_0_40]),c_0_40])]) ).

cnf(c_0_55,negated_conjecture,
    ( ~ ssList(cons(esk53_1(nil),nil))
    | esk55_1(nil) = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_50,c_0_51]),c_0_52])]) ).

cnf(c_0_56,plain,
    ( ~ ssItem(X2)
    | ~ ssList(X1)
    | ssList(cons(X2,X1)) ),
    inference(split_conjunct,[status(thm)],[c_0_53]) ).

cnf(c_0_57,negated_conjecture,
    ssItem(esk53_1(nil)),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_54,c_0_46]),c_0_47])]) ).

cnf(c_0_58,negated_conjecture,
    esk55_1(nil) = nil,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_55,c_0_56]),c_0_47]),c_0_57])]) ).

fof(c_0_59,plain,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssItem(X2)
         => nil != cons(X2,X1) ) ),
    inference(fof_simplification,[status(thm)],[ax21]) ).

cnf(c_0_60,plain,
    ( ~ ssList(X2)
    | ~ ssList(X1)
    | nil != app(X2,X1)
    | nil = X1 ),
    inference(split_conjunct,[status(thm)],[c_0_44]) ).

cnf(c_0_61,negated_conjecture,
    app(nil,cons(esk53_1(nil),nil)) = nil,
    inference(rw,[status(thm)],[c_0_51,c_0_58]) ).

fof(c_0_62,plain,
    ! [X128,X129] :
      ( nil != cons(X129,X128)
      | ~ ssItem(X129)
      | ~ ssList(X128) ),
    inference(fof_nnf,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_59])])])]) ).

cnf(c_0_63,negated_conjecture,
    ( ~ ssList(cons(esk53_1(nil),nil))
    | cons(esk53_1(nil),nil) = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_60,c_0_61]),c_0_47])]) ).

cnf(c_0_64,plain,
    ( nil != cons(X2,X1)
    | ~ ssItem(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_62]) ).

cnf(c_0_65,negated_conjecture,
    cons(esk53_1(nil),nil) = nil,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_63,c_0_56]),c_0_47]),c_0_57])]) ).

cnf(c_0_66,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_64,c_0_65]),c_0_47]),c_0_57])]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02  % Problem  : SWC327+1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.05  % Command  : run_E /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.11/5.57  % Computer : n026.cluster.edu
% 0.11/5.57  % Model    : x86_64 x86_64
% 0.11/5.57  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/5.57  % Memory   : 8046.5625MB
% 0.11/5.57  % OS       : Linux 6.8.0-71-generic
% 0.11/5.57  % CPULimit : 300
% 0.11/5.57  % WCLimit  : 300
% 0.11/5.57  % DateTime : Mon Sep 21 08:18:57 UTC 2026
% 0.11/5.57  % CPUTime  : 
% 0.11/5.57  Running run_E /export/starexec/sandbox/benchmark/theBenchmark.p 300 THM
% 0.15/5.62  Running first-order theorem proving
% 0.15/5.62  Running: /export/starexec/sandbox/solver/bin/eprover --delete-bad-limit=2000000000 --definitional-cnf=24 -s --print-statistics -R --print-version --proof-object --auto-schedule=8 --cpu-limit=300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.15/5.70  % Version: 3.5.1
% 0.15/5.70  % Preprocessing class: FSLSSMSSSSSNFFN.
% 0.15/5.70  % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.15/5.70  % Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S5PRR_S2S with 1500s (5) cores
% 0.15/5.70  % Starting new_bool_3 with 300s (1) cores
% 0.15/5.70  % Starting new_bool_1 with 300s (1) cores
% 0.15/5.70  % Starting sh5l with 300s (1) cores
% 0.15/5.70  % G-E--_207_C18_F1_SE_CS_SP_PI_PS_S5PRR_S2S with pid 1818342 completed with status 0
% 0.15/5.70  % Result found by G-E--_207_C18_F1_SE_CS_SP_PI_PS_S5PRR_S2S
% 0.15/5.70  % Preprocessing class: FSLSSMSSSSSNFFN.
% 0.15/5.70  % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.15/5.70  % Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S5PRR_S2S with 1500s (5) cores
% 0.15/5.70  % (lift_lambdas = 1, lambda_to_forall = 1,unroll_only_formulas = 1, sine = Auto)
% 0.15/5.70  % No SInE strategy applied
% 0.15/5.70  % Search class: FGHSF-FSLM21-MFFFFFNN
% 0.15/5.70  % Scheduled 11 strats onto 5 cores with 1500 seconds (1500 total)
% 0.15/5.70  % Starting SubtermCWHack with 136s (1) cores
% 0.15/5.70  % Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S5PRR_S2S with 151s (1) cores
% 0.15/5.70  % Starting G-E--_008_C45_F1_PI_AE_Q4_CS_SP_S4d with 136s (1) cores
% 0.15/5.70  % Starting G-E--_110_C45_F1_PI_SE_CS_SP_PS_S4S with 136s (1) cores
% 0.15/5.70  % Starting G-E--_208_C18_F1_SE_CS_SP_PS_TT_S0Y with 136s (1) cores
% 0.15/5.70  % G-E--_008_C45_F1_PI_AE_Q4_CS_SP_S4d with pid 1818351 completed with status 0
% 0.15/5.70  % Result found by G-E--_008_C45_F1_PI_AE_Q4_CS_SP_S4d
% 0.15/5.70  % Preprocessing class: FSLSSMSSSSSNFFN.
% 0.15/5.70  % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 0.15/5.70  % Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S5PRR_S2S with 1500s (5) cores
% 0.15/5.70  % (lift_lambdas = 1, lambda_to_forall = 1,unroll_only_formulas = 1, sine = Auto)
% 0.15/5.70  % No SInE strategy applied
% 0.15/5.70  % Search class: FGHSF-FSLM21-MFFFFFNN
% 0.15/5.70  % Scheduled 11 strats onto 5 cores with 1500 seconds (1500 total)
% 0.15/5.70  % Starting SubtermCWHack with 136s (1) cores
% 0.15/5.70  % Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S5PRR_S2S with 151s (1) cores
% 0.15/5.70  % Starting G-E--_008_C45_F1_PI_AE_Q4_CS_SP_S4d with 136s (1) cores
% 0.15/5.70  % Preprocessing time       : 0.004 s
% 0.15/5.70  
% 0.15/5.70  % Proof found!
% 0.15/5.70  % SZS status Theorem
% 0.15/5.70  % SZS output start CNFRefutation
% See solution above
% 0.15/5.70  % Parsed axioms                        : 96
% 0.15/5.70  % Removed by relevancy pruning/SinE    : 0
% 0.15/5.70  % Initial clauses                      : 211
% 0.15/5.70  % Removed in clause preprocessing      : 2
% 0.15/5.70  % Initial clauses in saturation        : 209
% 0.15/5.70  % Processed clauses                    : 328
% 0.15/5.70  % ...of these trivial                  : 6
% 0.15/5.70  % ...subsumed                          : 34
% 0.15/5.70  % ...remaining for further processing  : 288
% 0.15/5.70  % Other redundant clauses eliminated   : 69
% 0.15/5.70  % Clauses deleted for lack of memory   : 0
% 0.15/5.70  % Backward-subsumed                    : 1
% 0.15/5.70  % Backward-rewritten                   : 62
% 0.15/5.70  % Generated clauses                    : 1055
% 0.15/5.70  % ...of the previous two non-redundant : 890
% 0.15/5.70  % ...aggressively subsumed             : 0
% 0.15/5.70  % Contextual simplify-reflections      : 18
% 0.15/5.70  % Paramodulations                      : 959
% 0.15/5.70  % Factorizations                       : 0
% 0.15/5.70  % NegExts                              : 0
% 0.15/5.70  % Equation resolutions                 : 96
% 0.15/5.70  % Disequality decompositions           : 0
% 0.15/5.70  % Total rewrite steps                  : 606
% 0.15/5.70  % ...of those cached                   : 578
% 0.15/5.70  % Propositional unsat checks           : 0
% 0.15/5.70  %    Propositional check models        : 0
% 0.15/5.70  %    Propositional check unsatisfiable : 0
% 0.15/5.70  %    Propositional clauses             : 0
% 0.15/5.70  %    Propositional clauses after purity: 0
% 0.15/5.70  %    Propositional unsat core size     : 0
% 0.15/5.70  %    Propositional preprocessing time  : 0.000
% 0.15/5.70  %    Propositional encoding time       : 0.000
% 0.15/5.70  %    Propositional solver time         : 0.000
% 0.15/5.70  %    Success case prop preproc time    : 0.000
% 0.15/5.70  %    Success case prop encoding time   : 0.000
% 0.15/5.70  %    Success case prop solver time     : 0.000
% 0.15/5.70  % Current number of processed clauses  : 219
% 0.15/5.70  %    Positive orientable unit clauses  : 27
% 0.15/5.70  %    Positive unorientable unit clauses: 0
% 0.15/5.70  %    Negative unit clauses             : 2
% 0.15/5.70  %    Non-unit-clauses                  : 190
% 0.15/5.70  % Current number of unprocessed clauses: 687
% 0.15/5.70  % ...number of literals in the above   : 4775
% 0.15/5.70  % Current number of archived formulas  : 0
% 0.15/5.70  % Current number of archived clauses   : 63
% 0.15/5.70  % Clause-clause subsumption calls (NU) : 7996
% 0.15/5.70  % Rec. Clause-clause subsumption calls : 2222
% 0.15/5.70  % Non-unit clause-clause subsumptions  : 52
% 0.15/5.70  % Unit Clause-clause subsumption calls : 151
% 0.15/5.70  % Rewrite failures with RHS unbound    : 0
% 0.15/5.70  % BW rewrite match attempts            : 10
% 0.15/5.70  % BW rewrite match successes           : 10
% 0.15/5.70  % Condensation attempts                : 0
% 0.15/5.70  % Condensation successes               : 0
% 0.15/5.70  % Termbank termtop insertions          : 39357
% 0.15/5.70  % Search garbage collected termcells   : 4511
% 0.15/5.70  
% 0.15/5.70  % -------------------------------------------------
% 0.15/5.70  % User time                : 0.053 s
% 0.15/5.70  % System time              : 0.007 s
% 0.15/5.70  % Total time               : 0.060 s
% 0.15/5.70  % Maximum resident set size: 4276 pages
% 0.15/5.70  
% 0.15/5.70  % -------------------------------------------------
% 0.15/5.70  % User time                : 0.224 s
% 0.15/5.70  % System time              : 0.025 s
% 0.15/5.70  % Total time               : 0.249 s
% 0.15/5.70  % Maximum resident set size: 4864 pages
% 0.15/5.70  % E exiting
%------------------------------------------------------------------------------