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E---3.5.1.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : E---3.5.1
% Problem  : SWC421+1 : TPTP v9.3.1. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_E /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM

% Computer : n019.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 02:44:21 PM UTC 2026

% Result   : Theorem 1.08s 0.70s
% Output   : CNFRefutation 1.08s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :   11
% Syntax   : Number of formulae    :   69 (  14 unt;   0 def)
%            Number of atoms       :  305 ( 117 equ)
%            Maximal formula atoms :   28 (   4 avg)
%            Number of connectives :  381 ( 145   ~; 139   |;  59   &)
%                                         (   2 <=>;  36  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   31 (   6 avg)
%            Maximal term depth    :    5 (   1 avg)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   5 con; 0-2 aty)
%            Number of variables   :  107 (   0 sgn  50   !;  21   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(co1,conjecture,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ! [X3] :
              ( ssList(X3)
             => ! [X4] :
                  ( ssList(X4)
                 => ( ( ( ? [X8] :
                            ( ? [X9] :
                                ( ? [X10] :
                                    ( neq(nil,X3)
                                    & ? [X11] :
                                        ( neq(nil,X3)
                                        & hd(X3) = X11
                                        & cons(X11,nil) = X10
                                        & ssItem(X11) )
                                    & app(X9,X10) = X8
                                    & tl(X3) = X9
                                    & ssList(X10) )
                                & ssList(X9) )
                            & X4 != X8
                            & ssList(X8) )
                        | ~ neq(X3,nil) )
                      & neq(X4,nil) )
                    | ( nil = X4
                      & nil != X3 )
                    | ? [X5] :
                        ( ? [X6] :
                            ( ? [X7] :
                                ( app(app(X7,cons(X5,nil)),X6) = X1
                                & app(app(X6,cons(X5,nil)),X7) = X2
                                & ssList(X7) )
                            & ssList(X6) )
                        & ssItem(X5) )
                    | ~ neq(X2,nil)
                    | X1 != X3
                    | X2 != X4 ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1) ).

fof(ax28,axiom,
    ! [X1] :
      ( ssList(X1)
     => app(nil,X1) = X1 ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax28) ).

fof(ax26,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ssList(app(X1,X2)) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax26) ).

fof(ax24,axiom,
    ! [X1] :
      ( ssList(X1)
     => ( nil != X1
       => ssList(tl(X1)) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax24) ).

fof(ax17,axiom,
    ssList(nil),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax17) ).

fof(ax16,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssItem(X2)
         => ssList(cons(X2,X1)) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax16) ).

fof(ax15,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( neq(X1,X2)
          <=> X1 != X2 ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax15) ).

fof(ax81,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssItem(X2)
         => cons(X2,X1) = app(cons(X2,nil),X1) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax81) ).

fof(ax78,axiom,
    ! [X1] :
      ( ssList(X1)
     => ( nil != X1
       => cons(hd(X1),tl(X1)) = X1 ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax78) ).

fof(ax22,axiom,
    ! [X1] :
      ( ssList(X1)
     => ( nil != X1
       => ssItem(hd(X1)) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax22) ).

fof(ax84,axiom,
    ! [X1] :
      ( ssList(X1)
     => app(X1,nil) = X1 ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax84) ).

fof(c_0_11,negated_conjecture,
    ~ ! [X1] :
        ( ssList(X1)
       => ! [X2] :
            ( ssList(X2)
           => ! [X3] :
                ( ssList(X3)
               => ! [X4] :
                    ( ssList(X4)
                   => ( ( ( ? [X8] :
                              ( ? [X9] :
                                  ( ? [X10] :
                                      ( neq(nil,X3)
                                      & ? [X11] :
                                          ( neq(nil,X3)
                                          & hd(X3) = X11
                                          & cons(X11,nil) = X10
                                          & ssItem(X11) )
                                      & app(X9,X10) = X8
                                      & tl(X3) = X9
                                      & ssList(X10) )
                                  & ssList(X9) )
                              & X4 != X8
                              & ssList(X8) )
                          | ~ neq(X3,nil) )
                        & neq(X4,nil) )
                      | ( nil = X4
                        & nil != X3 )
                      | ? [X5] :
                          ( ? [X6] :
                              ( ? [X7] :
                                  ( app(app(X7,cons(X5,nil)),X6) = X1
                                  & app(app(X6,cons(X5,nil)),X7) = X2
                                  & ssList(X7) )
                              & ssList(X6) )
                          & ssItem(X5) )
                      | ~ neq(X2,nil)
                      | X1 != X3
                      | X2 != X4 ) ) ) ) ),
    inference(assume_negation,[status(cth)],[co1]) ).

fof(c_0_12,negated_conjecture,
    ~ ! [X1] :
        ( ssList(X1)
       => ! [X2] :
            ( ssList(X2)
           => ! [X3] :
                ( ssList(X3)
               => ! [X4] :
                    ( ssList(X4)
                   => ( ( ( ? [X8] :
                              ( ? [X9] :
                                  ( ? [X10] :
                                      ( neq(nil,X3)
                                      & ? [X11] :
                                          ( neq(nil,X3)
                                          & hd(X3) = X11
                                          & cons(X11,nil) = X10
                                          & ssItem(X11) )
                                      & app(X9,X10) = X8
                                      & tl(X3) = X9
                                      & ssList(X10) )
                                  & ssList(X9) )
                              & X4 != X8
                              & ssList(X8) )
                          | ~ neq(X3,nil) )
                        & neq(X4,nil) )
                      | ( nil = X4
                        & nil != X3 )
                      | ? [X5] :
                          ( ? [X6] :
                              ( ? [X7] :
                                  ( app(app(X7,cons(X5,nil)),X6) = X1
                                  & app(app(X6,cons(X5,nil)),X7) = X2
                                  & ssList(X7) )
                              & ssList(X6) )
                          & ssItem(X5) )
                      | ~ neq(X2,nil)
                      | X1 != X3
                      | X2 != X4 ) ) ) ) ),
    inference(fof_simplification,[status(thm)],[c_0_11]) ).

fof(c_0_13,negated_conjecture,
    ! [X260,X261,X262,X263,X264,X265,X266] :
      ( ( ~ neq(esk51_0,nil)
        | ~ neq(nil,esk50_0)
        | ~ neq(nil,esk50_0)
        | hd(esk50_0) != X266
        | cons(X266,nil) != X265
        | ~ ssItem(X266)
        | app(X264,X265) != X263
        | tl(esk50_0) != X264
        | ~ ssList(X265)
        | ~ ssList(X264)
        | esk51_0 = X263
        | ~ ssList(X263) )
      & ( ~ neq(esk51_0,nil)
        | neq(esk50_0,nil) )
      & ( nil != esk51_0
        | nil = esk50_0 )
      & ( app(app(X262,cons(X260,nil)),X261) != esk48_0
        | app(app(X261,cons(X260,nil)),X262) != esk49_0
        | ~ ssList(X262)
        | ~ ssList(X261)
        | ~ ssItem(X260) )
      & neq(esk49_0,nil)
      & 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_12])])])])])]) ).

cnf(c_0_14,negated_conjecture,
    ( app(app(X3,cons(X1,nil)),X2) != esk48_0
    | app(app(X2,cons(X1,nil)),X3) != esk49_0
    | ~ ssList(X3)
    | ~ ssList(X2)
    | ~ ssItem(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_13]) ).

cnf(c_0_15,negated_conjecture,
    esk48_0 = esk50_0,
    inference(split_conjunct,[status(thm)],[c_0_13]) ).

cnf(c_0_16,negated_conjecture,
    esk49_0 = esk51_0,
    inference(split_conjunct,[status(thm)],[c_0_13]) ).

fof(c_0_17,plain,
    ! [X140] :
      ( app(nil,X140) = X140
      | ~ ssList(X140) ),
    inference(fof_nnf,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax28])])]) ).

cnf(c_0_18,negated_conjecture,
    ( ~ neq(esk51_0,nil)
    | ~ neq(nil,esk50_0)
    | ~ neq(nil,esk50_0)
    | hd(esk50_0) != X4
    | cons(X4,nil) != X3
    | ~ ssItem(X4)
    | app(X2,X3) != X1
    | tl(esk50_0) != X2
    | ~ ssList(X3)
    | ~ ssList(X2)
    | ~ ssList(X1)
    | esk51_0 = X1 ),
    inference(split_conjunct,[status(thm)],[c_0_13]) ).

cnf(c_0_19,negated_conjecture,
    neq(esk49_0,nil),
    inference(split_conjunct,[status(thm)],[c_0_13]) ).

fof(c_0_20,plain,
    ! [X135,X136] :
      ( ssList(app(X135,X136))
      | ~ ssList(X136)
      | ~ ssList(X135) ),
    inference(fof_nnf,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax26])])])]) ).

fof(c_0_21,plain,
    ! [X1] :
      ( ssList(X1)
     => ( nil != X1
       => ssList(tl(X1)) ) ),
    inference(fof_simplification,[status(thm)],[ax24]) ).

cnf(c_0_22,negated_conjecture,
    ( ~ ssItem(X2)
    | ~ ssList(X3)
    | ~ ssList(X1)
    | app(app(X3,cons(X2,nil)),X1) != esk51_0
    | app(app(X1,cons(X2,nil)),X3) != esk50_0 ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_14,c_0_15]),c_0_16]) ).

cnf(c_0_23,plain,
    ( ~ ssList(X1)
    | app(nil,X1) = X1 ),
    inference(split_conjunct,[status(thm)],[c_0_17]) ).

cnf(c_0_24,plain,
    ssList(nil),
    inference(split_conjunct,[status(thm)],[ax17]) ).

fof(c_0_25,plain,
    ! [X116,X117] :
      ( ssList(cons(X117,X116))
      | ~ ssItem(X117)
      | ~ ssList(X116) ),
    inference(fof_nnf,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax16])])])]) ).

cnf(c_0_26,negated_conjecture,
    ( ~ neq(esk51_0,nil)
    | ~ neq(nil,esk50_0)
    | ~ ssList(X1)
    | ~ ssList(X2)
    | ~ ssList(X3)
    | ~ ssItem(X4)
    | cons(X4,nil) != X3
    | app(X2,X3) != X1
    | tl(esk50_0) != X2
    | hd(esk50_0) != X4
    | esk51_0 = X1 ),
    inference(cn,[status(thm)],[c_0_18]) ).

cnf(c_0_27,negated_conjecture,
    neq(esk51_0,nil),
    inference(rw,[status(thm)],[c_0_19,c_0_16]) ).

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

fof(c_0_29,plain,
    ! [X132] :
      ( ssList(tl(X132))
      | nil = X132
      | ~ ssList(X132) ),
    inference(fof_nnf,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_21])])]) ).

cnf(c_0_30,negated_conjecture,
    ssList(esk48_0),
    inference(split_conjunct,[status(thm)],[c_0_13]) ).

fof(c_0_31,plain,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( neq(X1,X2)
          <=> X1 != X2 ) ) ),
    inference(fof_simplification,[status(thm)],[ax15]) ).

cnf(c_0_32,negated_conjecture,
    ( ~ ssItem(X2)
    | ~ ssList(X1)
    | ~ ssList(cons(X2,nil))
    | app(cons(X2,nil),X1) != esk50_0
    | app(app(X1,cons(X2,nil)),nil) != esk51_0 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_22,c_0_23]),c_0_24])]) ).

cnf(c_0_33,plain,
    ( ~ ssItem(X2)
    | ~ ssList(X1)
    | ssList(cons(X2,X1)) ),
    inference(split_conjunct,[status(thm)],[c_0_25]) ).

fof(c_0_34,plain,
    ! [X225,X226] :
      ( cons(X226,X225) = app(cons(X226,nil),X225)
      | ~ ssItem(X226)
      | ~ ssList(X225) ),
    inference(fof_nnf,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax81])])])]) ).

fof(c_0_35,plain,
    ! [X1] :
      ( ssList(X1)
     => ( nil != X1
       => cons(hd(X1),tl(X1)) = X1 ) ),
    inference(fof_simplification,[status(thm)],[ax78]) ).

cnf(c_0_36,negated_conjecture,
    ( ~ ssItem(hd(esk50_0))
    | ~ neq(nil,esk50_0)
    | ~ ssList(tl(esk50_0))
    | ~ ssList(cons(hd(esk50_0),nil))
    | app(tl(esk50_0),cons(hd(esk50_0),nil)) = esk51_0 ),
    inference(csr,[status(thm)],[inference(er,[status(thm)],[inference(er,[status(thm)],[inference(er,[status(thm)],[inference(er,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_26,c_0_27])])])])])]),c_0_28]) ).

cnf(c_0_37,plain,
    ( ~ ssList(X1)
    | ssList(tl(X1))
    | nil = X1 ),
    inference(split_conjunct,[status(thm)],[c_0_29]) ).

cnf(c_0_38,negated_conjecture,
    ssList(esk50_0),
    inference(rw,[status(thm)],[c_0_30,c_0_15]) ).

fof(c_0_39,plain,
    ! [X114,X115] :
      ( ( ~ ssList(X114)
        | ~ ssList(X115)
        | neq(X114,X115)
        | X114 = X115 )
      & ( ~ ssList(X114)
        | ~ ssList(X115)
        | X114 != X115
        | ~ neq(X114,X115) ) ),
    inference(distribute,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_31])])])])]) ).

fof(c_0_40,plain,
    ! [X1] :
      ( ssList(X1)
     => ( nil != X1
       => ssItem(hd(X1)) ) ),
    inference(fof_simplification,[status(thm)],[ax22]) ).

cnf(c_0_41,negated_conjecture,
    ( ~ ssItem(X2)
    | ~ ssList(X1)
    | app(cons(X2,nil),X1) != esk50_0
    | app(app(X1,cons(X2,nil)),nil) != esk51_0 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_32,c_0_33]),c_0_24])]) ).

cnf(c_0_42,plain,
    ( ~ ssItem(X2)
    | ~ ssList(X1)
    | cons(X2,X1) = app(cons(X2,nil),X1) ),
    inference(split_conjunct,[status(thm)],[c_0_34]) ).

fof(c_0_43,plain,
    ! [X218] :
      ( cons(hd(X218),tl(X218)) = X218
      | nil = X218
      | ~ ssList(X218) ),
    inference(fof_nnf,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_35])])]) ).

cnf(c_0_44,negated_conjecture,
    ( ~ ssItem(hd(esk50_0))
    | ~ neq(nil,esk50_0)
    | ~ ssList(cons(hd(esk50_0),nil))
    | esk50_0 = nil
    | app(tl(esk50_0),cons(hd(esk50_0),nil)) = esk51_0 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_36,c_0_37]),c_0_38])]) ).

cnf(c_0_45,plain,
    ( ~ ssList(X1)
    | ~ ssList(X2)
    | neq(X1,X2)
    | X1 = X2 ),
    inference(split_conjunct,[status(thm)],[c_0_39]) ).

fof(c_0_46,plain,
    ! [X129] :
      ( ssItem(hd(X129))
      | nil = X129
      | ~ ssList(X129) ),
    inference(fof_nnf,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_40])])]) ).

cnf(c_0_47,negated_conjecture,
    ( ~ ssItem(X2)
    | ~ ssList(X1)
    | cons(X2,X1) != esk50_0
    | app(app(X1,cons(X2,nil)),nil) != esk51_0 ),
    inference(spm,[status(thm)],[c_0_41,c_0_42]) ).

cnf(c_0_48,plain,
    ( ~ ssList(X1)
    | cons(hd(X1),tl(X1)) = X1
    | nil = X1 ),
    inference(split_conjunct,[status(thm)],[c_0_43]) ).

cnf(c_0_49,negated_conjecture,
    ( ~ ssItem(hd(esk50_0))
    | ~ ssList(cons(hd(esk50_0),nil))
    | esk50_0 = nil
    | app(tl(esk50_0),cons(hd(esk50_0),nil)) = esk51_0 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_44,c_0_45]),c_0_38]),c_0_24])]) ).

cnf(c_0_50,plain,
    ( ~ ssList(X1)
    | ssItem(hd(X1))
    | nil = X1 ),
    inference(split_conjunct,[status(thm)],[c_0_46]) ).

cnf(c_0_51,negated_conjecture,
    ( ~ ssItem(hd(esk50_0))
    | ~ ssList(tl(esk50_0))
    | app(app(tl(esk50_0),cons(hd(esk50_0),nil)),nil) != esk51_0
    | esk50_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(er,[status(thm)],[inference(spm,[status(thm)],[c_0_47,c_0_48])]),c_0_38])]) ).

cnf(c_0_52,negated_conjecture,
    ( ~ ssList(cons(hd(esk50_0),nil))
    | esk50_0 = nil
    | app(tl(esk50_0),cons(hd(esk50_0),nil)) = esk51_0 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_49,c_0_50]),c_0_38])]) ).

cnf(c_0_53,negated_conjecture,
    ( ~ ssItem(hd(esk50_0))
    | app(app(tl(esk50_0),cons(hd(esk50_0),nil)),nil) != esk51_0
    | esk50_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_51,c_0_37]),c_0_38])]) ).

cnf(c_0_54,negated_conjecture,
    ( ~ ssItem(hd(esk50_0))
    | esk50_0 = nil
    | app(tl(esk50_0),cons(hd(esk50_0),nil)) = esk51_0 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_52,c_0_33]),c_0_24])]) ).

cnf(c_0_55,negated_conjecture,
    ( app(app(tl(esk50_0),cons(hd(esk50_0),nil)),nil) != esk51_0
    | esk50_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_53,c_0_50]),c_0_38])]) ).

cnf(c_0_56,negated_conjecture,
    ( esk50_0 = nil
    | app(tl(esk50_0),cons(hd(esk50_0),nil)) = esk51_0 ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_54,c_0_50]),c_0_38])]) ).

fof(c_0_57,plain,
    ! [X232] :
      ( app(X232,nil) = X232
      | ~ ssList(X232) ),
    inference(fof_nnf,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax84])])]) ).

cnf(c_0_58,negated_conjecture,
    ssList(esk49_0),
    inference(split_conjunct,[status(thm)],[c_0_13]) ).

cnf(c_0_59,negated_conjecture,
    ( ~ neq(esk51_0,nil)
    | neq(esk50_0,nil) ),
    inference(split_conjunct,[status(thm)],[c_0_13]) ).

cnf(c_0_60,negated_conjecture,
    ( app(esk51_0,nil) != esk51_0
    | esk50_0 = nil ),
    inference(spm,[status(thm)],[c_0_55,c_0_56]) ).

cnf(c_0_61,plain,
    ( ~ ssList(X1)
    | app(X1,nil) = X1 ),
    inference(split_conjunct,[status(thm)],[c_0_57]) ).

cnf(c_0_62,negated_conjecture,
    ssList(esk51_0),
    inference(rw,[status(thm)],[c_0_58,c_0_16]) ).

cnf(c_0_63,plain,
    ( ~ ssList(X1)
    | ~ ssList(X2)
    | X1 != X2
    | ~ neq(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_39]) ).

cnf(c_0_64,negated_conjecture,
    neq(esk50_0,nil),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_59,c_0_27])]) ).

cnf(c_0_65,negated_conjecture,
    esk50_0 = nil,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_60,c_0_61]),c_0_62])]) ).

cnf(c_0_66,plain,
    ( ~ neq(X1,X1)
    | ~ ssList(X1) ),
    inference(er,[status(thm)],[c_0_63]) ).

cnf(c_0_67,negated_conjecture,
    neq(nil,nil),
    inference(rw,[status(thm)],[c_0_64,c_0_65]) ).

cnf(c_0_68,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_66,c_0_67]),c_0_24])]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05  % Problem  : SWC421+1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.07  % Command  : run_E /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.18/0.46  % Computer : n019.cluster.edu
% 0.18/0.46  % Model    : x86_64 x86_64
% 0.18/0.46  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.18/0.46  % Memory   : 8046.5625MB
% 0.18/0.46  % OS       : Linux 6.8.0-71-generic
% 0.18/0.46  % CPULimit : 300
% 0.18/0.46  % WCLimit  : 300
% 0.18/0.46  % DateTime : Mon Sep 21 08:23:20 UTC 2026
% 0.18/0.46  % CPUTime  : 
% 0.18/0.46  Running run_E /export/starexec/sandbox2/benchmark/theBenchmark.p 300 THM
% 0.24/0.55  Running first-order theorem proving
% 0.24/0.55  Running: /export/starexec/sandbox2/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/sandbox2/benchmark/theBenchmark.p
% 1.08/0.70  % Version: 3.5.1
% 1.08/0.70  % Preprocessing class: FSLSSMSSSSSNFFN.
% 1.08/0.70  % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 1.08/0.70  % Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S5PRR_S2S with 1500s (5) cores
% 1.08/0.70  % Starting new_bool_3 with 300s (1) cores
% 1.08/0.70  % Starting new_bool_1 with 300s (1) cores
% 1.08/0.70  % Starting sh5l with 300s (1) cores
% 1.08/0.70  % G-E--_207_C18_F1_SE_CS_SP_PI_PS_S5PRR_S2S with pid 2126271 completed with status 0
% 1.08/0.70  % Result found by G-E--_207_C18_F1_SE_CS_SP_PI_PS_S5PRR_S2S
% 1.08/0.70  % Preprocessing class: FSLSSMSSSSSNFFN.
% 1.08/0.70  % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 1.08/0.70  % Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S5PRR_S2S with 1500s (5) cores
% 1.08/0.70  % (lift_lambdas = 1, lambda_to_forall = 1,unroll_only_formulas = 1, sine = Auto)
% 1.08/0.70  % No SInE strategy applied
% 1.08/0.70  % Search class: FGHSF-FSLM21-MFFFFFNN
% 1.08/0.70  % Scheduled 11 strats onto 5 cores with 1500 seconds (1500 total)
% 1.08/0.70  % Starting SubtermCWHack with 136s (1) cores
% 1.08/0.70  % Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S5PRR_S2S with 151s (1) cores
% 1.08/0.70  % Starting G-E--_008_C45_F1_PI_AE_Q4_CS_SP_S4d with 136s (1) cores
% 1.08/0.70  % Starting G-E--_110_C45_F1_PI_SE_CS_SP_PS_S4S with 136s (1) cores
% 1.08/0.70  % Starting G-E--_208_C18_F1_SE_CS_SP_PS_TT_S0Y with 136s (1) cores
% 1.08/0.70  % G-E--_207_C18_F1_SE_CS_SP_PI_PS_S5PRR_S2S with pid 2126276 completed with status 0
% 1.08/0.70  % Result found by G-E--_207_C18_F1_SE_CS_SP_PI_PS_S5PRR_S2S
% 1.08/0.70  % Preprocessing class: FSLSSMSSSSSNFFN.
% 1.08/0.70  % Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 1.08/0.70  % Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S5PRR_S2S with 1500s (5) cores
% 1.08/0.70  % (lift_lambdas = 1, lambda_to_forall = 1,unroll_only_formulas = 1, sine = Auto)
% 1.08/0.70  % No SInE strategy applied
% 1.08/0.70  % Search class: FGHSF-FSLM21-MFFFFFNN
% 1.08/0.70  % Scheduled 11 strats onto 5 cores with 1500 seconds (1500 total)
% 1.08/0.70  % Starting SubtermCWHack with 136s (1) cores
% 1.08/0.70  % Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S5PRR_S2S with 151s (1) cores
% 1.08/0.70  % Preprocessing time       : 0.006 s
% 1.08/0.70  % Presaturation interreduction done
% 1.08/0.70  
% 1.08/0.70  % Proof found!
% 1.08/0.70  % SZS status Theorem
% 1.08/0.70  % SZS output start CNFRefutation
% See solution above
% 1.08/0.71  % Parsed axioms                        : 96
% 1.08/0.71  % Removed by relevancy pruning/SinE    : 0
% 1.08/0.71  % Initial clauses                      : 201
% 1.08/0.71  % Removed in clause preprocessing      : 2
% 1.08/0.71  % Initial clauses in saturation        : 199
% 1.08/0.71  % Processed clauses                    : 449
% 1.08/0.71  % ...of these trivial                  : 2
% 1.08/0.71  % ...subsumed                          : 15
% 1.08/0.71  % ...remaining for further processing  : 432
% 1.08/0.71  % Other redundant clauses eliminated   : 75
% 1.08/0.71  % Clauses deleted for lack of memory   : 0
% 1.08/0.71  % Backward-subsumed                    : 7
% 1.08/0.71  % Backward-rewritten                   : 14
% 1.08/0.71  % Generated clauses                    : 658
% 1.08/0.71  % ...of the previous two non-redundant : 560
% 1.08/0.71  % ...aggressively subsumed             : 0
% 1.08/0.71  % Contextual simplify-reflections      : 8
% 1.08/0.71  % Paramodulations                      : 583
% 1.08/0.71  % Factorizations                       : 0
% 1.08/0.71  % NegExts                              : 0
% 1.08/0.71  % Equation resolutions                 : 80
% 1.08/0.71  % Disequality decompositions           : 0
% 1.08/0.71  % Total rewrite steps                  : 227
% 1.08/0.71  % ...of those cached                   : 210
% 1.08/0.71  % Propositional unsat checks           : 0
% 1.08/0.71  %    Propositional check models        : 0
% 1.08/0.71  %    Propositional check unsatisfiable : 0
% 1.08/0.71  %    Propositional clauses             : 0
% 1.08/0.71  %    Propositional clauses after purity: 0
% 1.08/0.71  %    Propositional unsat core size     : 0
% 1.08/0.71  %    Propositional preprocessing time  : 0.000
% 1.08/0.71  %    Propositional encoding time       : 0.000
% 1.08/0.71  %    Propositional solver time         : 0.000
% 1.08/0.71  %    Success case prop preproc time    : 0.000
% 1.08/0.71  %    Success case prop encoding time   : 0.000
% 1.08/0.71  %    Success case prop solver time     : 0.000
% 1.08/0.71  % Current number of processed clauses  : 194
% 1.08/0.71  %    Positive orientable unit clauses  : 22
% 1.08/0.71  %    Positive unorientable unit clauses: 0
% 1.08/0.71  %    Negative unit clauses             : 2
% 1.08/0.71  %    Non-unit-clauses                  : 170
% 1.08/0.71  % Current number of unprocessed clauses: 502
% 1.08/0.71  % ...number of literals in the above   : 3365
% 1.08/0.71  % Current number of archived formulas  : 0
% 1.08/0.71  % Current number of archived clauses   : 214
% 1.08/0.71  % Clause-clause subsumption calls (NU) : 18881
% 1.08/0.71  % Rec. Clause-clause subsumption calls : 3971
% 1.08/0.71  % Non-unit clause-clause subsumptions  : 24
% 1.08/0.71  % Unit Clause-clause subsumption calls : 14
% 1.08/0.71  % Rewrite failures with RHS unbound    : 0
% 1.08/0.71  % BW rewrite match attempts            : 1
% 1.08/0.71  % BW rewrite match successes           : 1
% 1.08/0.71  % Condensation attempts                : 0
% 1.08/0.71  % Condensation successes               : 0
% 1.08/0.71  % Termbank termtop insertions          : 34373
% 1.08/0.71  % Search garbage collected termcells   : 4450
% 1.08/0.71  
% 1.08/0.71  % -------------------------------------------------
% 1.08/0.71  % User time                : 0.091 s
% 1.08/0.71  % System time              : 0.008 s
% 1.08/0.71  % Total time               : 0.099 s
% 1.08/0.71  % Maximum resident set size: 4276 pages
% 1.08/0.71  
% 1.08/0.71  % -------------------------------------------------
% 1.08/0.71  % User time                : 0.440 s
% 1.08/0.71  % System time              : 0.034 s
% 1.08/0.71  % Total time               : 0.474 s
% 1.08/0.71  % Maximum resident set size: 4608 pages
% 1.08/0.71  % E exiting
%------------------------------------------------------------------------------