TSTP Solution File: SWC410+1 by E---3.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : E---3.1
% Problem  : SWC410+1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_E %s %d THM

% Computer : n028.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 : 2400s
% WCLimit  : 300s
% DateTime : Tue Oct 10 19:40:53 EDT 2023

% Result   : Theorem 1.42s 0.60s
% Output   : CNFRefutation 1.42s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   30
%            Number of leaves      :   15
% Syntax   : Number of formulae    :  105 (  17 unt;   0 def)
%            Number of atoms       :  421 ( 148 equ)
%            Maximal formula atoms :   25 (   4 avg)
%            Number of connectives :  518 ( 202   ~; 229   |;  43   &)
%                                         (   4 <=>;  40  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   30 (   5 avg)
%            Maximal term depth    :    6 (   1 avg)
%            Number of predicates  :    6 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :   10 (  10 usr;   6 con; 0-2 aty)
%            Number of variables   :  118 (   0 sgn;  63   !;   8   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(co1,conjecture,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ! [X3] :
              ( ssList(X3)
             => ! [X4] :
                  ( ssList(X4)
                 => ( X2 != X4
                    | X1 != X3
                    | ! [X5] :
                        ( ssItem(X5)
                       => ( ~ memberP(X2,X5)
                          | memberP(X1,X5) ) )
                    | ( nil != X3
                      & nil = X4 )
                    | ( neq(X4,nil)
                      & ( ~ neq(X3,nil)
                        | ? [X6] :
                            ( ssList(X6)
                            & X4 != X6
                            & ? [X7] :
                                ( ssList(X7)
                                & ? [X8] :
                                    ( ssList(X8)
                                    & tl(X3) = X7
                                    & app(X7,X8) = X6
                                    & ? [X9] :
                                        ( ssItem(X9)
                                        & cons(X9,nil) = X8
                                        & hd(X3) = X9
                                        & neq(nil,X3) )
                                    & neq(nil,X3) ) ) ) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.XMUfbbt1Hy/E---3.1_32554.p',co1) ).

fof(ax26,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ssList(app(X1,X2)) ) ),
    file('/export/starexec/sandbox/tmp/tmp.XMUfbbt1Hy/E---3.1_32554.p',ax26) ).

fof(ax24,axiom,
    ! [X1] :
      ( ssList(X1)
     => ( nil != X1
       => ssList(tl(X1)) ) ),
    file('/export/starexec/sandbox/tmp/tmp.XMUfbbt1Hy/E---3.1_32554.p',ax24) ).

fof(ax16,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssItem(X2)
         => ssList(cons(X2,X1)) ) ),
    file('/export/starexec/sandbox/tmp/tmp.XMUfbbt1Hy/E---3.1_32554.p',ax16) ).

fof(ax17,axiom,
    ssList(nil),
    file('/export/starexec/sandbox/tmp/tmp.XMUfbbt1Hy/E---3.1_32554.p',ax17) ).

fof(ax22,axiom,
    ! [X1] :
      ( ssList(X1)
     => ( nil != X1
       => ssItem(hd(X1)) ) ),
    file('/export/starexec/sandbox/tmp/tmp.XMUfbbt1Hy/E---3.1_32554.p',ax22) ).

fof(ax15,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( neq(X1,X2)
          <=> X1 != X2 ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.XMUfbbt1Hy/E---3.1_32554.p',ax15) ).

fof(ax78,axiom,
    ! [X1] :
      ( ssList(X1)
     => ( nil != X1
       => cons(hd(X1),tl(X1)) = X1 ) ),
    file('/export/starexec/sandbox/tmp/tmp.XMUfbbt1Hy/E---3.1_32554.p',ax78) ).

fof(ax86,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( nil != X1
           => tl(app(X1,X2)) = app(tl(X1),X2) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.XMUfbbt1Hy/E---3.1_32554.p',ax86) ).

fof(ax83,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( nil = app(X1,X2)
          <=> ( nil = X2
              & nil = X1 ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.XMUfbbt1Hy/E---3.1_32554.p',ax83) ).

fof(ax85,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( nil != X1
           => hd(app(X1,X2)) = hd(X1) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.XMUfbbt1Hy/E---3.1_32554.p',ax85) ).

fof(ax21,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssItem(X2)
         => nil != cons(X2,X1) ) ),
    file('/export/starexec/sandbox/tmp/tmp.XMUfbbt1Hy/E---3.1_32554.p',ax21) ).

fof(ax37,axiom,
    ! [X1] :
      ( ssItem(X1)
     => ! [X2] :
          ( ssItem(X2)
         => ! [X3] :
              ( ssList(X3)
             => ( memberP(cons(X2,X3),X1)
              <=> ( X1 = X2
                  | memberP(X3,X1) ) ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.XMUfbbt1Hy/E---3.1_32554.p',ax37) ).

fof(ax36,axiom,
    ! [X1] :
      ( ssItem(X1)
     => ! [X2] :
          ( ssList(X2)
         => ! [X3] :
              ( ssList(X3)
             => ( memberP(app(X2,X3),X1)
              <=> ( memberP(X2,X1)
                  | memberP(X3,X1) ) ) ) ) ),
    file('/export/starexec/sandbox/tmp/tmp.XMUfbbt1Hy/E---3.1_32554.p',ax36) ).

fof(ax38,axiom,
    ! [X1] :
      ( ssItem(X1)
     => ~ memberP(nil,X1) ),
    file('/export/starexec/sandbox/tmp/tmp.XMUfbbt1Hy/E---3.1_32554.p',ax38) ).

fof(c_0_15,negated_conjecture,
    ~ ! [X1] :
        ( ssList(X1)
       => ! [X2] :
            ( ssList(X2)
           => ! [X3] :
                ( ssList(X3)
               => ! [X4] :
                    ( ssList(X4)
                   => ( X2 != X4
                      | X1 != X3
                      | ! [X5] :
                          ( ssItem(X5)
                         => ( ~ memberP(X2,X5)
                            | memberP(X1,X5) ) )
                      | ( nil != X3
                        & nil = X4 )
                      | ( neq(X4,nil)
                        & ( ~ neq(X3,nil)
                          | ? [X6] :
                              ( ssList(X6)
                              & X4 != X6
                              & ? [X7] :
                                  ( ssList(X7)
                                  & ? [X8] :
                                      ( ssList(X8)
                                      & tl(X3) = X7
                                      & app(X7,X8) = X6
                                      & ? [X9] :
                                          ( ssItem(X9)
                                          & cons(X9,nil) = X8
                                          & hd(X3) = X9
                                          & neq(nil,X3) )
                                      & neq(nil,X3) ) ) ) ) ) ) ) ) ) ),
    inference(fof_simplification,[status(thm)],[inference(assume_negation,[status(cth)],[co1])]) ).

fof(c_0_16,negated_conjecture,
    ! [X15,X16,X17,X18] :
      ( ssList(esk1_0)
      & ssList(esk2_0)
      & ssList(esk3_0)
      & ssList(esk4_0)
      & esk2_0 = esk4_0
      & esk1_0 = esk3_0
      & ssItem(esk5_0)
      & memberP(esk2_0,esk5_0)
      & ~ memberP(esk1_0,esk5_0)
      & ( nil = esk3_0
        | nil != esk4_0 )
      & ( neq(esk3_0,nil)
        | ~ neq(esk4_0,nil) )
      & ( ~ ssList(X15)
        | esk4_0 = X15
        | ~ ssList(X16)
        | ~ ssList(X17)
        | tl(esk3_0) != X16
        | app(X16,X17) != X15
        | ~ ssItem(X18)
        | cons(X18,nil) != X17
        | hd(esk3_0) != X18
        | ~ neq(nil,esk3_0)
        | ~ neq(nil,esk3_0)
        | ~ neq(esk4_0,nil) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_15])])])])]) ).

cnf(c_0_17,negated_conjecture,
    ( esk4_0 = X1
    | ~ ssList(X1)
    | ~ ssList(X2)
    | ~ ssList(X3)
    | tl(esk3_0) != X2
    | app(X2,X3) != X1
    | ~ ssItem(X4)
    | cons(X4,nil) != X3
    | hd(esk3_0) != X4
    | ~ neq(nil,esk3_0)
    | ~ neq(nil,esk3_0)
    | ~ neq(esk4_0,nil) ),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

fof(c_0_18,plain,
    ! [X87,X88] :
      ( ~ ssList(X87)
      | ~ ssList(X88)
      | ssList(app(X87,X88)) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax26])])]) ).

cnf(c_0_19,negated_conjecture,
    ( esk4_0 = X1
    | hd(esk3_0) != X4
    | tl(esk3_0) != X2
    | app(X2,X3) != X1
    | cons(X4,nil) != X3
    | ~ ssItem(X4)
    | ~ ssList(X3)
    | ~ ssList(X2)
    | ~ ssList(X1)
    | ~ neq(nil,esk3_0)
    | ~ neq(esk4_0,nil) ),
    inference(cn,[status(thm)],[c_0_17]) ).

cnf(c_0_20,plain,
    ( ssList(app(X1,X2))
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_18]) ).

fof(c_0_21,plain,
    ! [X110] :
      ( ~ ssList(X110)
      | nil = X110
      | ssList(tl(X110)) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax24])]) ).

cnf(c_0_22,negated_conjecture,
    ssList(esk1_0),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_23,negated_conjecture,
    esk1_0 = esk3_0,
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_24,negated_conjecture,
    ( app(tl(esk3_0),cons(hd(esk3_0),nil)) = esk4_0
    | ~ ssList(cons(hd(esk3_0),nil))
    | ~ ssList(tl(esk3_0))
    | ~ neq(nil,esk3_0)
    | ~ neq(esk4_0,nil)
    | ~ ssItem(hd(esk3_0)) ),
    inference(csr,[status(thm)],[inference(er,[status(thm)],[inference(er,[status(thm)],[inference(er,[status(thm)],[inference(er,[status(thm)],[c_0_19])])])]),c_0_20]) ).

cnf(c_0_25,plain,
    ( nil = X1
    | ssList(tl(X1))
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_21]) ).

cnf(c_0_26,negated_conjecture,
    ssList(esk3_0),
    inference(rw,[status(thm)],[c_0_22,c_0_23]) ).

fof(c_0_27,plain,
    ! [X48,X49] :
      ( ~ ssList(X48)
      | ~ ssItem(X49)
      | ssList(cons(X49,X48)) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax16])])]) ).

cnf(c_0_28,negated_conjecture,
    ( app(tl(esk3_0),cons(hd(esk3_0),nil)) = esk4_0
    | esk3_0 = nil
    | ~ ssList(cons(hd(esk3_0),nil))
    | ~ neq(nil,esk3_0)
    | ~ neq(esk4_0,nil)
    | ~ ssItem(hd(esk3_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_24,c_0_25]),c_0_26])]) ).

cnf(c_0_29,plain,
    ( ssList(cons(X2,X1))
    | ~ ssList(X1)
    | ~ ssItem(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_27]) ).

cnf(c_0_30,plain,
    ssList(nil),
    inference(split_conjunct,[status(thm)],[ax17]) ).

fof(c_0_31,plain,
    ! [X28] :
      ( ~ ssList(X28)
      | nil = X28
      | ssItem(hd(X28)) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax22])]) ).

cnf(c_0_32,negated_conjecture,
    ( app(tl(esk3_0),cons(hd(esk3_0),nil)) = esk4_0
    | esk3_0 = nil
    | ~ neq(nil,esk3_0)
    | ~ neq(esk4_0,nil)
    | ~ ssItem(hd(esk3_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_28,c_0_29]),c_0_30])]) ).

cnf(c_0_33,plain,
    ( nil = X1
    | ssItem(hd(X1))
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_31]) ).

fof(c_0_34,plain,
    ! [X21,X22] :
      ( ( ~ neq(X21,X22)
        | X21 != X22
        | ~ ssList(X22)
        | ~ ssList(X21) )
      & ( X21 = X22
        | neq(X21,X22)
        | ~ ssList(X22)
        | ~ ssList(X21) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax15])])])]) ).

fof(c_0_35,plain,
    ! [X47] :
      ( ~ ssList(X47)
      | nil = X47
      | cons(hd(X47),tl(X47)) = X47 ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax78])]) ).

fof(c_0_36,plain,
    ! [X108,X109] :
      ( ~ ssList(X108)
      | ~ ssList(X109)
      | nil = X108
      | tl(app(X108,X109)) = app(tl(X108),X109) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax86])])]) ).

fof(c_0_37,plain,
    ! [X34,X35] :
      ( ( nil = X35
        | nil != app(X34,X35)
        | ~ ssList(X35)
        | ~ ssList(X34) )
      & ( nil = X34
        | nil != app(X34,X35)
        | ~ ssList(X35)
        | ~ ssList(X34) )
      & ( nil != X35
        | nil != X34
        | nil = app(X34,X35)
        | ~ ssList(X35)
        | ~ ssList(X34) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax83])])])]) ).

cnf(c_0_38,negated_conjecture,
    ( app(tl(esk3_0),cons(hd(esk3_0),nil)) = esk4_0
    | esk3_0 = nil
    | ~ neq(nil,esk3_0)
    | ~ neq(esk4_0,nil) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_32,c_0_33]),c_0_26])]) ).

cnf(c_0_39,plain,
    ( X1 = X2
    | neq(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_34]) ).

cnf(c_0_40,negated_conjecture,
    ssList(esk2_0),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_41,negated_conjecture,
    esk2_0 = esk4_0,
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_42,plain,
    ( nil = X1
    | cons(hd(X1),tl(X1)) = X1
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_35]) ).

cnf(c_0_43,plain,
    ( nil = X1
    | tl(app(X1,X2)) = app(tl(X1),X2)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_36]) ).

cnf(c_0_44,plain,
    ( nil = X1
    | nil != app(X1,X2)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_37]) ).

cnf(c_0_45,negated_conjecture,
    ( app(tl(esk3_0),cons(hd(esk3_0),nil)) = esk4_0
    | esk3_0 = nil
    | ~ neq(esk4_0,nil) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_38,c_0_39]),c_0_26]),c_0_30])]) ).

cnf(c_0_46,negated_conjecture,
    ssList(esk4_0),
    inference(rw,[status(thm)],[c_0_40,c_0_41]) ).

cnf(c_0_47,negated_conjecture,
    ( nil = esk3_0
    | nil != esk4_0 ),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_48,plain,
    ( cons(hd(app(X1,X2)),app(tl(X1),X2)) = app(X1,X2)
    | nil = X1
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_42,c_0_43]),c_0_20]),c_0_44]) ).

cnf(c_0_49,negated_conjecture,
    ( app(tl(esk3_0),cons(hd(esk3_0),nil)) = esk4_0
    | esk3_0 = nil ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_45,c_0_39]),c_0_30]),c_0_46])]),c_0_47]) ).

cnf(c_0_50,negated_conjecture,
    ( cons(hd(app(esk3_0,cons(hd(esk3_0),nil))),esk4_0) = app(esk3_0,cons(hd(esk3_0),nil))
    | esk3_0 = nil
    | ~ ssList(cons(hd(esk3_0),nil)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_48,c_0_49]),c_0_26])]) ).

cnf(c_0_51,negated_conjecture,
    ( cons(hd(app(esk3_0,cons(hd(esk3_0),nil))),esk4_0) = app(esk3_0,cons(hd(esk3_0),nil))
    | esk3_0 = nil
    | ~ ssItem(hd(esk3_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_50,c_0_29]),c_0_30])]) ).

fof(c_0_52,plain,
    ! [X37,X38] :
      ( ~ ssList(X37)
      | ~ ssList(X38)
      | nil = X37
      | hd(app(X37,X38)) = hd(X37) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax85])])]) ).

cnf(c_0_53,negated_conjecture,
    ( cons(hd(app(esk3_0,cons(hd(esk3_0),nil))),esk4_0) = app(esk3_0,cons(hd(esk3_0),nil))
    | esk3_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_51,c_0_33]),c_0_26])]) ).

cnf(c_0_54,plain,
    ( nil = X1
    | hd(app(X1,X2)) = hd(X1)
    | ~ ssList(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_52]) ).

fof(c_0_55,plain,
    ! [X26,X27] :
      ( ~ ssList(X26)
      | ~ ssItem(X27)
      | nil != cons(X27,X26) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax21])])]) ).

cnf(c_0_56,negated_conjecture,
    ( app(esk3_0,cons(hd(esk3_0),nil)) = cons(hd(esk3_0),esk4_0)
    | esk3_0 = nil
    | ~ ssList(cons(hd(esk3_0),nil)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_53,c_0_54]),c_0_26])]) ).

cnf(c_0_57,plain,
    ( ~ ssList(X1)
    | ~ ssItem(X2)
    | nil != cons(X2,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_55]) ).

cnf(c_0_58,negated_conjecture,
    ( app(esk3_0,cons(hd(esk3_0),nil)) = cons(hd(esk3_0),esk4_0)
    | esk3_0 = nil
    | ~ ssItem(hd(esk3_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_56,c_0_29]),c_0_30])]) ).

cnf(c_0_59,negated_conjecture,
    ( esk3_0 = nil
    | app(esk3_0,cons(hd(esk3_0),nil)) != nil
    | ~ ssItem(hd(app(esk3_0,cons(hd(esk3_0),nil)))) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_57,c_0_53]),c_0_46])]) ).

cnf(c_0_60,negated_conjecture,
    ( app(esk3_0,cons(hd(esk3_0),nil)) = cons(hd(esk3_0),esk4_0)
    | esk3_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_58,c_0_33]),c_0_26])]) ).

cnf(c_0_61,negated_conjecture,
    ( esk3_0 = nil
    | app(esk3_0,cons(hd(esk3_0),nil)) != nil
    | ~ ssList(cons(hd(esk3_0),nil))
    | ~ ssItem(hd(esk3_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_59,c_0_54]),c_0_26])]) ).

fof(c_0_62,plain,
    ! [X122,X123,X124] :
      ( ( ~ memberP(cons(X123,X124),X122)
        | X122 = X123
        | memberP(X124,X122)
        | ~ ssList(X124)
        | ~ ssItem(X123)
        | ~ ssItem(X122) )
      & ( X122 != X123
        | memberP(cons(X123,X124),X122)
        | ~ ssList(X124)
        | ~ ssItem(X123)
        | ~ ssItem(X122) )
      & ( ~ memberP(X124,X122)
        | memberP(cons(X123,X124),X122)
        | ~ ssList(X124)
        | ~ ssItem(X123)
        | ~ ssItem(X122) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax37])])])]) ).

cnf(c_0_63,negated_conjecture,
    memberP(esk2_0,esk5_0),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_64,negated_conjecture,
    ( hd(cons(hd(esk3_0),esk4_0)) = hd(esk3_0)
    | esk3_0 = nil
    | ~ ssList(cons(hd(esk3_0),nil)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_54,c_0_60]),c_0_26])]) ).

cnf(c_0_65,negated_conjecture,
    ( esk3_0 = nil
    | ssList(cons(hd(esk3_0),esk4_0))
    | ~ ssList(cons(hd(esk3_0),nil)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_20,c_0_60]),c_0_26])]) ).

cnf(c_0_66,negated_conjecture,
    ( esk3_0 = nil
    | app(esk3_0,cons(hd(esk3_0),nil)) != nil
    | ~ ssItem(hd(esk3_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_61,c_0_29]),c_0_30])]) ).

cnf(c_0_67,plain,
    ( memberP(cons(X3,X1),X2)
    | ~ memberP(X1,X2)
    | ~ ssList(X1)
    | ~ ssItem(X3)
    | ~ ssItem(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_62]) ).

cnf(c_0_68,negated_conjecture,
    memberP(esk4_0,esk5_0),
    inference(rw,[status(thm)],[c_0_63,c_0_41]) ).

cnf(c_0_69,negated_conjecture,
    ssItem(esk5_0),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_70,negated_conjecture,
    ( hd(cons(hd(esk3_0),esk4_0)) = hd(esk3_0)
    | esk3_0 = nil
    | ~ ssItem(hd(esk3_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_64,c_0_29]),c_0_30])]) ).

cnf(c_0_71,negated_conjecture,
    ( esk3_0 = nil
    | ssList(cons(hd(esk3_0),esk4_0))
    | ~ ssItem(hd(esk3_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_65,c_0_29]),c_0_30])]) ).

cnf(c_0_72,negated_conjecture,
    ( esk3_0 = nil
    | app(esk3_0,cons(hd(esk3_0),nil)) != nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_66,c_0_33]),c_0_26])]) ).

cnf(c_0_73,negated_conjecture,
    ( memberP(cons(X1,esk4_0),esk5_0)
    | ~ ssItem(X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_67,c_0_68]),c_0_46]),c_0_69])]) ).

cnf(c_0_74,negated_conjecture,
    ( hd(cons(hd(esk3_0),esk4_0)) = hd(esk3_0)
    | esk3_0 = nil ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_70,c_0_33]),c_0_26])]) ).

cnf(c_0_75,negated_conjecture,
    ( esk3_0 = nil
    | ssList(cons(hd(esk3_0),esk4_0)) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_71,c_0_33]),c_0_26])]) ).

cnf(c_0_76,negated_conjecture,
    ( esk3_0 = nil
    | cons(hd(esk3_0),esk4_0) != nil ),
    inference(spm,[status(thm)],[c_0_72,c_0_60]) ).

cnf(c_0_77,negated_conjecture,
    ( esk3_0 = nil
    | memberP(app(esk3_0,cons(hd(esk3_0),nil)),esk5_0)
    | ~ ssItem(hd(app(esk3_0,cons(hd(esk3_0),nil)))) ),
    inference(spm,[status(thm)],[c_0_73,c_0_53]) ).

cnf(c_0_78,negated_conjecture,
    ( esk3_0 = nil
    | ssItem(hd(esk3_0)) ),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_33,c_0_74]),c_0_75]),c_0_76]) ).

fof(c_0_79,plain,
    ! [X119,X120,X121] :
      ( ( ~ memberP(app(X120,X121),X119)
        | memberP(X120,X119)
        | memberP(X121,X119)
        | ~ ssList(X121)
        | ~ ssList(X120)
        | ~ ssItem(X119) )
      & ( ~ memberP(X120,X119)
        | memberP(app(X120,X121),X119)
        | ~ ssList(X121)
        | ~ ssList(X120)
        | ~ ssItem(X119) )
      & ( ~ memberP(X121,X119)
        | memberP(app(X120,X121),X119)
        | ~ ssList(X121)
        | ~ ssList(X120)
        | ~ ssItem(X119) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax36])])])]) ).

cnf(c_0_80,negated_conjecture,
    ( esk3_0 = nil
    | memberP(app(esk3_0,cons(hd(esk3_0),nil)),esk5_0)
    | ~ ssList(cons(hd(esk3_0),nil)) ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_77,c_0_54]),c_0_26])]),c_0_78]) ).

cnf(c_0_81,negated_conjecture,
    ~ memberP(esk1_0,esk5_0),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_82,plain,
    ( memberP(X1,X3)
    | memberP(X2,X3)
    | ~ memberP(app(X1,X2),X3)
    | ~ ssList(X2)
    | ~ ssList(X1)
    | ~ ssItem(X3) ),
    inference(split_conjunct,[status(thm)],[c_0_79]) ).

cnf(c_0_83,negated_conjecture,
    ( esk3_0 = nil
    | memberP(app(esk3_0,cons(hd(esk3_0),nil)),esk5_0) ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_80,c_0_29]),c_0_30])]),c_0_78]) ).

cnf(c_0_84,negated_conjecture,
    ~ memberP(esk3_0,esk5_0),
    inference(rw,[status(thm)],[c_0_81,c_0_23]) ).

cnf(c_0_85,plain,
    ( memberP(cons(X2,X3),X1)
    | X1 != X2
    | ~ ssList(X3)
    | ~ ssItem(X2)
    | ~ ssItem(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_62]) ).

cnf(c_0_86,negated_conjecture,
    ( esk3_0 = nil
    | memberP(cons(hd(esk3_0),nil),esk5_0)
    | ~ ssList(cons(hd(esk3_0),nil)) ),
    inference(sr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_82,c_0_83]),c_0_26]),c_0_69])]),c_0_84]) ).

fof(c_0_87,plain,
    ! [X1] :
      ( ssItem(X1)
     => ~ memberP(nil,X1) ),
    inference(fof_simplification,[status(thm)],[ax38]) ).

cnf(c_0_88,plain,
    ( memberP(cons(X1,X2),X1)
    | ~ ssList(X2)
    | ~ ssItem(X1) ),
    inference(er,[status(thm)],[c_0_85]) ).

cnf(c_0_89,plain,
    ( X3 = X1
    | memberP(X2,X3)
    | ~ memberP(cons(X1,X2),X3)
    | ~ ssList(X2)
    | ~ ssItem(X1)
    | ~ ssItem(X3) ),
    inference(split_conjunct,[status(thm)],[c_0_62]) ).

cnf(c_0_90,negated_conjecture,
    ( esk3_0 = nil
    | memberP(cons(hd(esk3_0),nil),esk5_0) ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_86,c_0_29]),c_0_30])]),c_0_78]) ).

fof(c_0_91,plain,
    ! [X125] :
      ( ~ ssItem(X125)
      | ~ memberP(nil,X125) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_87])]) ).

cnf(c_0_92,plain,
    ( nil = X1
    | memberP(X1,hd(X1))
    | ~ ssList(X1) ),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(spm,[status(thm)],[c_0_88,c_0_42]),c_0_33]),c_0_25]) ).

cnf(c_0_93,negated_conjecture,
    ( hd(esk3_0) = esk5_0
    | esk3_0 = nil
    | memberP(nil,esk5_0) ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_89,c_0_90]),c_0_30]),c_0_69])]),c_0_78]) ).

cnf(c_0_94,negated_conjecture,
    ( neq(esk3_0,nil)
    | ~ neq(esk4_0,nil) ),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_95,plain,
    ( ~ ssItem(X1)
    | ~ memberP(nil,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_91]) ).

cnf(c_0_96,negated_conjecture,
    ( esk3_0 = nil
    | memberP(nil,esk5_0) ),
    inference(sr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_92,c_0_93]),c_0_26])]),c_0_84]) ).

cnf(c_0_97,plain,
    ( ~ neq(X1,X2)
    | X1 != X2
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_34]) ).

cnf(c_0_98,negated_conjecture,
    ( esk4_0 = nil
    | neq(esk3_0,nil) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_94,c_0_39]),c_0_30]),c_0_46])]) ).

cnf(c_0_99,negated_conjecture,
    esk3_0 = nil,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_95,c_0_96]),c_0_69])]) ).

cnf(c_0_100,plain,
    ( ~ ssList(X1)
    | ~ neq(X1,X1) ),
    inference(er,[status(thm)],[c_0_97]) ).

cnf(c_0_101,negated_conjecture,
    ( esk4_0 = nil
    | neq(nil,nil) ),
    inference(rw,[status(thm)],[c_0_98,c_0_99]) ).

cnf(c_0_102,negated_conjecture,
    esk4_0 = nil,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_100,c_0_101]),c_0_30])]) ).

cnf(c_0_103,negated_conjecture,
    ~ memberP(nil,esk5_0),
    inference(rw,[status(thm)],[c_0_84,c_0_99]) ).

cnf(c_0_104,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(rw,[status(thm)],[c_0_68,c_0_102]),c_0_103]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.09/0.11  % Problem    : SWC410+1 : TPTP v8.1.2. Released v2.4.0.
% 0.09/0.12  % Command    : run_E %s %d THM
% 0.11/0.31  % Computer : n028.cluster.edu
% 0.11/0.31  % Model    : x86_64 x86_64
% 0.11/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.31  % Memory   : 8042.1875MB
% 0.11/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.31  % CPULimit   : 2400
% 0.11/0.31  % WCLimit    : 300
% 0.11/0.32  % DateTime   : Tue Oct  3 02:01:07 EDT 2023
% 0.11/0.32  % CPUTime    : 
% 0.16/0.43  Running first-order theorem proving
% 0.16/0.43  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/tmp/tmp.XMUfbbt1Hy/E---3.1_32554.p
% 1.42/0.60  # Version: 3.1pre001
% 1.42/0.60  # Preprocessing class: FSLSSMSSSSSNFFN.
% 1.42/0.60  # Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 1.42/0.60  # Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S5PRR_S2S with 1500s (5) cores
% 1.42/0.60  # Starting new_bool_3 with 300s (1) cores
% 1.42/0.60  # Starting new_bool_1 with 300s (1) cores
% 1.42/0.60  # Starting sh5l with 300s (1) cores
% 1.42/0.60  # sh5l with pid 32635 completed with status 0
% 1.42/0.60  # Result found by sh5l
% 1.42/0.60  # Preprocessing class: FSLSSMSSSSSNFFN.
% 1.42/0.60  # Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 1.42/0.60  # Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S5PRR_S2S with 1500s (5) cores
% 1.42/0.60  # Starting new_bool_3 with 300s (1) cores
% 1.42/0.60  # Starting new_bool_1 with 300s (1) cores
% 1.42/0.60  # Starting sh5l with 300s (1) cores
% 1.42/0.60  # SinE strategy is gf500_gu_R04_F100_L20000
% 1.42/0.60  # Search class: FGHSF-FSLM21-MFFFFFNN
% 1.42/0.60  # Scheduled 11 strats onto 1 cores with 300 seconds (300 total)
% 1.42/0.60  # Starting G-E--_208_C18_SOS_F1_SE_CS_SP_PS_S4c with 28s (1) cores
% 1.42/0.60  # G-E--_208_C18_SOS_F1_SE_CS_SP_PS_S4c with pid 32638 completed with status 0
% 1.42/0.60  # Result found by G-E--_208_C18_SOS_F1_SE_CS_SP_PS_S4c
% 1.42/0.60  # Preprocessing class: FSLSSMSSSSSNFFN.
% 1.42/0.60  # Scheduled 4 strats onto 8 cores with 300 seconds (2400 total)
% 1.42/0.60  # Starting G-E--_207_C18_F1_SE_CS_SP_PI_PS_S5PRR_S2S with 1500s (5) cores
% 1.42/0.60  # Starting new_bool_3 with 300s (1) cores
% 1.42/0.60  # Starting new_bool_1 with 300s (1) cores
% 1.42/0.60  # Starting sh5l with 300s (1) cores
% 1.42/0.60  # SinE strategy is gf500_gu_R04_F100_L20000
% 1.42/0.60  # Search class: FGHSF-FSLM21-MFFFFFNN
% 1.42/0.60  # Scheduled 11 strats onto 1 cores with 300 seconds (300 total)
% 1.42/0.60  # Starting G-E--_208_C18_SOS_F1_SE_CS_SP_PS_S4c with 28s (1) cores
% 1.42/0.60  # Preprocessing time       : 0.003 s
% 1.42/0.60  # Presaturation interreduction done
% 1.42/0.60  
% 1.42/0.60  # Proof found!
% 1.42/0.60  # SZS status Theorem
% 1.42/0.60  # SZS output start CNFRefutation
% See solution above
% 1.42/0.60  # Parsed axioms                        : 96
% 1.42/0.60  # Removed by relevancy pruning/SinE    : 8
% 1.42/0.60  # Initial clauses                      : 179
% 1.42/0.60  # Removed in clause preprocessing      : 2
% 1.42/0.60  # Initial clauses in saturation        : 177
% 1.42/0.60  # Processed clauses                    : 1365
% 1.42/0.60  # ...of these trivial                  : 17
% 1.42/0.60  # ...subsumed                          : 449
% 1.42/0.60  # ...remaining for further processing  : 899
% 1.42/0.60  # Other redundant clauses eliminated   : 65
% 1.42/0.60  # Clauses deleted for lack of memory   : 0
% 1.42/0.60  # Backward-subsumed                    : 234
% 1.42/0.60  # Backward-rewritten                   : 161
% 1.42/0.60  # Generated clauses                    : 4067
% 1.42/0.60  # ...of the previous two non-redundant : 3481
% 1.42/0.60  # ...aggressively subsumed             : 0
% 1.42/0.60  # Contextual simplify-reflections      : 194
% 1.42/0.60  # Paramodulations                      : 4001
% 1.42/0.60  # Factorizations                       : 0
% 1.42/0.60  # NegExts                              : 0
% 1.42/0.60  # Equation resolutions                 : 70
% 1.42/0.60  # Total rewrite steps                  : 3040
% 1.42/0.60  # Propositional unsat checks           : 0
% 1.42/0.60  #    Propositional check models        : 0
% 1.42/0.60  #    Propositional check unsatisfiable : 0
% 1.42/0.60  #    Propositional clauses             : 0
% 1.42/0.60  #    Propositional clauses after purity: 0
% 1.42/0.60  #    Propositional unsat core size     : 0
% 1.42/0.60  #    Propositional preprocessing time  : 0.000
% 1.42/0.60  #    Propositional encoding time       : 0.000
% 1.42/0.60  #    Propositional solver time         : 0.000
% 1.42/0.60  #    Success case prop preproc time    : 0.000
% 1.42/0.60  #    Success case prop encoding time   : 0.000
% 1.42/0.60  #    Success case prop solver time     : 0.000
% 1.42/0.60  # Current number of processed clauses  : 312
% 1.42/0.60  #    Positive orientable unit clauses  : 29
% 1.42/0.60  #    Positive unorientable unit clauses: 0
% 1.42/0.60  #    Negative unit clauses             : 2
% 1.42/0.60  #    Non-unit-clauses                  : 281
% 1.42/0.60  # Current number of unprocessed clauses: 2326
% 1.42/0.60  # ...number of literals in the above   : 13820
% 1.42/0.60  # Current number of archived formulas  : 0
% 1.42/0.60  # Current number of archived clauses   : 566
% 1.42/0.60  # Clause-clause subsumption calls (NU) : 55446
% 1.42/0.60  # Rec. Clause-clause subsumption calls : 16822
% 1.42/0.60  # Non-unit clause-clause subsumptions  : 877
% 1.42/0.60  # Unit Clause-clause subsumption calls : 1635
% 1.42/0.60  # Rewrite failures with RHS unbound    : 0
% 1.42/0.60  # BW rewrite match attempts            : 13
% 1.42/0.60  # BW rewrite match successes           : 9
% 1.42/0.60  # Condensation attempts                : 0
% 1.42/0.60  # Condensation successes               : 0
% 1.42/0.60  # Termbank termtop insertions          : 91271
% 1.42/0.60  
% 1.42/0.60  # -------------------------------------------------
% 1.42/0.60  # User time                : 0.149 s
% 1.42/0.60  # System time              : 0.008 s
% 1.42/0.60  # Total time               : 0.157 s
% 1.42/0.60  # Maximum resident set size: 2444 pages
% 1.42/0.60  
% 1.42/0.60  # -------------------------------------------------
% 1.42/0.60  # User time                : 0.151 s
% 1.42/0.60  # System time              : 0.011 s
% 1.42/0.60  # Total time               : 0.162 s
% 1.42/0.60  # Maximum resident set size: 1804 pages
% 1.42/0.60  % E---3.1 exiting
% 1.42/0.61  % E---3.1 exiting
%------------------------------------------------------------------------------