TSTP Solution File: SWC383+1 by ET---2.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : SWC383+1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% Computer : n013.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 20:28:24 EDT 2022

% Result   : Theorem 0.54s 53.73s
% Output   : CNFRefutation 0.54s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :   15
% Syntax   : Number of formulae    :   95 (  10 unt;   0 def)
%            Number of atoms       :  439 ( 145 equ)
%            Maximal formula atoms :   31 (   4 avg)
%            Number of connectives :  573 ( 229   ~; 257   |;  44   &)
%                                         (   6 <=>;  37  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   23 (   5 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    9 (   7 usr;   1 prp; 0-2 aty)
%            Number of functors    :   14 (  14 usr;   6 con; 0-2 aty)
%            Number of variables   :  134 (   0 sgn  68   !;   7   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(co1,conjecture,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ! [X3] :
              ( ssList(X3)
             => ! [X4] :
                  ( ssList(X4)
                 => ( X2 != X4
                    | X1 != X3
                    | ~ neq(X2,nil)
                    | ( ! [X5] :
                          ( ssItem(X5)
                         => ( cons(X5,nil) != X3
                            | ~ memberP(X4,X5)
                            | ? [X6] :
                                ( ssItem(X6)
                                & X5 != X6
                                & memberP(X4,X6)
                                & leq(X5,X6) ) ) )
                      & ( nil != X4
                        | nil != X3 ) )
                    | ( singletonP(X1)
                      & segmentP(X2,X1) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',co1) ).

fof(ax27,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ! [X3] :
              ( ssItem(X3)
             => cons(X3,app(X2,X1)) = app(cons(X3,X2),X1) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax27) ).

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

fof(ax83,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( nil = app(X1,X2)
          <=> ( nil = X2
              & nil = X1 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax83) ).

fof(ax86,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( nil != X1
           => tl(app(X1,X2)) = app(tl(X1),X2) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax86) ).

fof(ax25,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssItem(X2)
         => tl(cons(X2,X1)) = X1 ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax25) ).

fof(ax7,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ( segmentP(X1,X2)
          <=> ? [X3] :
                ( ssList(X3)
                & ? [X4] :
                    ( ssList(X4)
                    & app(app(X3,X2),X4) = X1 ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax7) ).

fof(ax82,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssList(X2)
         => ! [X3] :
              ( ssList(X3)
             => app(app(X1,X2),X3) = app(X1,app(X2,X3)) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax82) ).

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

fof(ax3,axiom,
    ! [X1] :
      ( ssList(X1)
     => ! [X2] :
          ( ssItem(X2)
         => ( memberP(X1,X2)
          <=> ? [X3] :
                ( ssList(X3)
                & ? [X4] :
                    ( ssList(X4)
                    & app(X3,cons(X2,X4)) = X1 ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax3) ).

fof(ax4,axiom,
    ! [X1] :
      ( ssList(X1)
     => ( singletonP(X1)
      <=> ? [X2] :
            ( ssItem(X2)
            & cons(X2,nil) = X1 ) ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax4) ).

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/sandbox2/benchmark/Axioms/SWC001+0.ax',ax36) ).

fof(ax38,axiom,
    ! [X1] :
      ( ssItem(X1)
     => ~ memberP(nil,X1) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax',ax38) ).

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(c_0_15,negated_conjecture,
    ~ ! [X1] :
        ( ssList(X1)
       => ! [X2] :
            ( ssList(X2)
           => ! [X3] :
                ( ssList(X3)
               => ! [X4] :
                    ( ssList(X4)
                   => ( X2 != X4
                      | X1 != X3
                      | ~ neq(X2,nil)
                      | ( ! [X5] :
                            ( ssItem(X5)
                           => ( cons(X5,nil) != X3
                              | ~ memberP(X4,X5)
                              | ? [X6] :
                                  ( ssItem(X6)
                                  & X5 != X6
                                  & memberP(X4,X6)
                                  & leq(X5,X6) ) ) )
                        & ( nil != X4
                          | nil != X3 ) )
                      | ( singletonP(X1)
                        & segmentP(X2,X1) ) ) ) ) ) ),
    inference(assume_negation,[status(cth)],[co1]) ).

fof(c_0_16,negated_conjecture,
    ! [X12] :
      ( ssList(esk48_0)
      & ssList(esk49_0)
      & ssList(esk50_0)
      & ssList(esk51_0)
      & esk49_0 = esk51_0
      & esk48_0 = esk50_0
      & neq(esk49_0,nil)
      & ( nil = esk51_0
        | ssItem(esk52_0) )
      & ( nil = esk50_0
        | ssItem(esk52_0) )
      & ( nil = esk51_0
        | cons(esk52_0,nil) = esk50_0 )
      & ( nil = esk50_0
        | cons(esk52_0,nil) = esk50_0 )
      & ( nil = esk51_0
        | memberP(esk51_0,esk52_0) )
      & ( nil = esk50_0
        | memberP(esk51_0,esk52_0) )
      & ( nil = esk51_0
        | ~ ssItem(X12)
        | esk52_0 = X12
        | ~ memberP(esk51_0,X12)
        | ~ leq(esk52_0,X12) )
      & ( nil = esk50_0
        | ~ ssItem(X12)
        | esk52_0 = X12
        | ~ memberP(esk51_0,X12)
        | ~ leq(esk52_0,X12) )
      & ( ~ singletonP(esk48_0)
        | ~ segmentP(esk49_0,esk48_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_15])])])])])])])]) ).

fof(c_0_17,plain,
    ! [X4,X5,X6] :
      ( ~ ssList(X4)
      | ~ ssList(X5)
      | ~ ssItem(X6)
      | cons(X6,app(X5,X4)) = app(cons(X6,X5),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)],[ax27])])])])]) ).

cnf(c_0_18,negated_conjecture,
    ( cons(esk52_0,nil) = esk50_0
    | nil = esk50_0 ),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_19,negated_conjecture,
    esk48_0 = esk50_0,
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_20,plain,
    ( cons(X1,app(X2,X3)) = app(cons(X1,X2),X3)
    | ~ ssItem(X1)
    | ~ ssList(X2)
    | ~ ssList(X3) ),
    inference(split_conjunct,[status(thm)],[c_0_17]) ).

cnf(c_0_21,negated_conjecture,
    ( cons(esk52_0,nil) = esk48_0
    | nil = esk48_0 ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_18,c_0_19]),c_0_19]) ).

cnf(c_0_22,plain,
    ssList(nil),
    inference(split_conjunct,[status(thm)],[ax17]) ).

fof(c_0_23,plain,
    ! [X3,X4] :
      ( ( nil = X4
        | nil != app(X3,X4)
        | ~ ssList(X4)
        | ~ ssList(X3) )
      & ( nil = X3
        | nil != app(X3,X4)
        | ~ ssList(X4)
        | ~ ssList(X3) )
      & ( nil != X4
        | nil != X3
        | nil = app(X3,X4)
        | ~ ssList(X4)
        | ~ ssList(X3) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax83])])])])])]) ).

fof(c_0_24,plain,
    ! [X3,X4] :
      ( ~ ssList(X3)
      | ~ ssList(X4)
      | nil = X3
      | tl(app(X3,X4)) = app(tl(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)],[ax86])])])])]) ).

cnf(c_0_25,negated_conjecture,
    ( cons(esk52_0,app(nil,X1)) = app(esk48_0,X1)
    | nil = esk48_0
    | ~ ssList(X1)
    | ~ ssItem(esk52_0) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_20,c_0_21]),c_0_22])]) ).

cnf(c_0_26,plain,
    ( nil = app(X1,X2)
    | ~ ssList(X1)
    | ~ ssList(X2)
    | nil != X1
    | nil != X2 ),
    inference(split_conjunct,[status(thm)],[c_0_23]) ).

fof(c_0_27,plain,
    ! [X3,X4] :
      ( ~ ssList(X3)
      | ~ ssItem(X4)
      | tl(cons(X4,X3)) = X3 ),
    inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax25])])])])]) ).

fof(c_0_28,plain,
    ! [X5,X6,X9,X10] :
      ( ( ssList(esk8_2(X5,X6))
        | ~ segmentP(X5,X6)
        | ~ ssList(X6)
        | ~ ssList(X5) )
      & ( ssList(esk9_2(X5,X6))
        | ~ segmentP(X5,X6)
        | ~ ssList(X6)
        | ~ ssList(X5) )
      & ( app(app(esk8_2(X5,X6),X6),esk9_2(X5,X6)) = X5
        | ~ segmentP(X5,X6)
        | ~ ssList(X6)
        | ~ ssList(X5) )
      & ( ~ ssList(X9)
        | ~ ssList(X10)
        | app(app(X9,X6),X10) != X5
        | segmentP(X5,X6)
        | ~ ssList(X6)
        | ~ ssList(X5) ) ),
    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)],[ax7])])])])])])]) ).

fof(c_0_29,plain,
    ! [X4,X5,X6] :
      ( ~ ssList(X4)
      | ~ ssList(X5)
      | ~ ssList(X6)
      | app(app(X4,X5),X6) = app(X4,app(X5,X6)) ),
    inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax82])])])])]) ).

fof(c_0_30,plain,
    ! [X3,X4] :
      ( ~ ssList(X3)
      | ~ ssItem(X4)
      | cons(X4,X3) = app(cons(X4,nil),X3) ),
    inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax81])])])])]) ).

cnf(c_0_31,negated_conjecture,
    ( cons(esk52_0,nil) = esk50_0
    | nil = esk51_0 ),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_32,negated_conjecture,
    esk49_0 = esk51_0,
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_33,plain,
    ( tl(app(X1,X2)) = app(tl(X1),X2)
    | nil = X1
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_24]) ).

cnf(c_0_34,negated_conjecture,
    ( app(esk48_0,X1) = cons(esk52_0,nil)
    | nil = esk48_0
    | nil != X1
    | ~ ssList(X1)
    | ~ ssItem(esk52_0) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_25,c_0_26]),c_0_22])]) ).

cnf(c_0_35,negated_conjecture,
    ssList(esk48_0),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_36,plain,
    ( tl(cons(X1,X2)) = X2
    | ~ ssItem(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_27]) ).

cnf(c_0_37,plain,
    ( segmentP(X1,X2)
    | ~ ssList(X1)
    | ~ ssList(X2)
    | app(app(X3,X2),X4) != X1
    | ~ ssList(X4)
    | ~ ssList(X3) ),
    inference(split_conjunct,[status(thm)],[c_0_28]) ).

cnf(c_0_38,plain,
    ( app(app(X1,X2),X3) = app(X1,app(X2,X3))
    | ~ ssList(X3)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_29]) ).

cnf(c_0_39,plain,
    ( cons(X1,X2) = app(cons(X1,nil),X2)
    | ~ ssItem(X1)
    | ~ ssList(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_30]) ).

cnf(c_0_40,negated_conjecture,
    ( cons(esk52_0,nil) = esk48_0
    | nil = esk49_0 ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_31,c_0_32]),c_0_19]) ).

fof(c_0_41,plain,
    ! [X2] :
      ( ~ ssList(X2)
      | app(nil,X2) = X2 ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[ax28])]) ).

cnf(c_0_42,negated_conjecture,
    ( tl(cons(esk52_0,nil)) = app(tl(esk48_0),X1)
    | nil = esk48_0
    | nil != X1
    | ~ ssList(X1)
    | ~ ssItem(esk52_0) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_33,c_0_34]),c_0_35])]) ).

cnf(c_0_43,negated_conjecture,
    ( tl(esk48_0) = nil
    | nil = esk48_0
    | ~ ssItem(esk52_0) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_36,c_0_21]),c_0_22])]) ).

cnf(c_0_44,plain,
    ( segmentP(X1,X2)
    | app(X3,app(X2,X4)) != X1
    | ~ ssList(X4)
    | ~ ssList(X3)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(spm,[status(thm)],[c_0_37,c_0_38]) ).

cnf(c_0_45,negated_conjecture,
    ( app(esk48_0,X1) = cons(esk52_0,X1)
    | nil = esk49_0
    | ~ ssList(X1)
    | ~ ssItem(esk52_0) ),
    inference(spm,[status(thm)],[c_0_39,c_0_40]) ).

fof(c_0_46,plain,
    ! [X5,X6,X9,X10] :
      ( ( ssList(esk3_2(X5,X6))
        | ~ memberP(X5,X6)
        | ~ ssItem(X6)
        | ~ ssList(X5) )
      & ( ssList(esk4_2(X5,X6))
        | ~ memberP(X5,X6)
        | ~ ssItem(X6)
        | ~ ssList(X5) )
      & ( app(esk3_2(X5,X6),cons(X6,esk4_2(X5,X6))) = X5
        | ~ memberP(X5,X6)
        | ~ ssItem(X6)
        | ~ ssList(X5) )
      & ( ~ ssList(X9)
        | ~ ssList(X10)
        | app(X9,cons(X6,X10)) != X5
        | memberP(X5,X6)
        | ~ ssItem(X6)
        | ~ ssList(X5) ) ),
    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)],[ax3])])])])])])]) ).

fof(c_0_47,plain,
    ! [X3,X5] :
      ( ( ssItem(esk5_1(X3))
        | ~ singletonP(X3)
        | ~ ssList(X3) )
      & ( cons(esk5_1(X3),nil) = X3
        | ~ singletonP(X3)
        | ~ ssList(X3) )
      & ( ~ ssItem(X5)
        | cons(X5,nil) != X3
        | singletonP(X3)
        | ~ ssList(X3) ) ),
    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)],[ax4])])])])])])]) ).

cnf(c_0_48,plain,
    ( app(nil,X1) = X1
    | ~ ssList(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_41]) ).

fof(c_0_49,plain,
    ! [X4,X5,X6] :
      ( ( ~ memberP(app(X5,X6),X4)
        | memberP(X5,X4)
        | memberP(X6,X4)
        | ~ ssList(X6)
        | ~ ssList(X5)
        | ~ ssItem(X4) )
      & ( ~ memberP(X5,X4)
        | memberP(app(X5,X6),X4)
        | ~ ssList(X6)
        | ~ ssList(X5)
        | ~ ssItem(X4) )
      & ( ~ memberP(X6,X4)
        | memberP(app(X5,X6),X4)
        | ~ ssList(X6)
        | ~ ssList(X5)
        | ~ ssItem(X4) ) ),
    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)],[ax36])])])])])]) ).

cnf(c_0_50,negated_conjecture,
    ( tl(cons(esk52_0,nil)) = app(nil,X1)
    | nil = esk48_0
    | nil != X1
    | ~ ssList(X1)
    | ~ ssItem(esk52_0) ),
    inference(spm,[status(thm)],[c_0_42,c_0_43]) ).

cnf(c_0_51,negated_conjecture,
    ( nil = esk49_0
    | segmentP(X1,esk48_0)
    | app(X2,cons(esk52_0,X3)) != X1
    | ~ ssList(X3)
    | ~ ssList(X2)
    | ~ ssList(X1)
    | ~ ssItem(esk52_0) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_44,c_0_45]),c_0_35])]) ).

cnf(c_0_52,plain,
    ( app(esk3_2(X1,X2),cons(X2,esk4_2(X1,X2))) = X1
    | ~ ssList(X1)
    | ~ ssItem(X2)
    | ~ memberP(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_46]) ).

cnf(c_0_53,plain,
    ( singletonP(X1)
    | ~ ssList(X1)
    | cons(X2,nil) != X1
    | ~ ssItem(X2) ),
    inference(split_conjunct,[status(thm)],[c_0_47]) ).

cnf(c_0_54,plain,
    ( segmentP(X1,X2)
    | app(X2,X3) != X1
    | ~ ssList(X3)
    | ~ ssList(X2)
    | ~ ssList(X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_37,c_0_48]),c_0_22])]) ).

cnf(c_0_55,plain,
    ( memberP(app(X2,X3),X1)
    | ~ ssItem(X1)
    | ~ ssList(X2)
    | ~ ssList(X3)
    | ~ memberP(X3,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_49]) ).

cnf(c_0_56,negated_conjecture,
    ( tl(esk48_0) = app(nil,X1)
    | nil = esk48_0
    | nil != X1
    | ~ ssList(X1)
    | ~ ssItem(esk52_0) ),
    inference(spm,[status(thm)],[c_0_50,c_0_21]) ).

cnf(c_0_57,negated_conjecture,
    ( memberP(esk51_0,esk52_0)
    | nil = esk50_0 ),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_58,negated_conjecture,
    ( nil = esk49_0
    | segmentP(X1,esk48_0)
    | ~ memberP(X1,esk52_0)
    | ~ ssList(esk4_2(X1,esk52_0))
    | ~ ssList(esk3_2(X1,esk52_0))
    | ~ ssList(X1)
    | ~ ssItem(esk52_0) ),
    inference(er,[status(thm)],[inference(spm,[status(thm)],[c_0_51,c_0_52])]) ).

cnf(c_0_59,plain,
    ( ssList(esk4_2(X1,X2))
    | ~ ssList(X1)
    | ~ ssItem(X2)
    | ~ memberP(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_46]) ).

cnf(c_0_60,negated_conjecture,
    ( ~ segmentP(esk49_0,esk48_0)
    | ~ singletonP(esk48_0) ),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_61,negated_conjecture,
    ( nil = esk49_0
    | singletonP(X1)
    | esk48_0 != X1
    | ~ ssList(X1)
    | ~ ssItem(esk52_0) ),
    inference(spm,[status(thm)],[c_0_53,c_0_40]) ).

cnf(c_0_62,negated_conjecture,
    ( nil = esk49_0
    | segmentP(X1,esk48_0)
    | cons(esk52_0,X2) != X1
    | ~ ssList(X2)
    | ~ ssList(X1)
    | ~ ssItem(esk52_0) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_54,c_0_45]),c_0_35])]) ).

cnf(c_0_63,negated_conjecture,
    ( nil = esk48_0
    | memberP(tl(esk48_0),X1)
    | nil != X2
    | ~ memberP(X2,X1)
    | ~ ssList(X2)
    | ~ ssItem(esk52_0)
    | ~ ssItem(X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_55,c_0_56]),c_0_22])]) ).

cnf(c_0_64,negated_conjecture,
    ( nil = esk48_0
    | memberP(esk49_0,esk52_0) ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_57,c_0_19]),c_0_32]) ).

cnf(c_0_65,negated_conjecture,
    ssList(esk49_0),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_66,negated_conjecture,
    ( nil = esk49_0
    | segmentP(X1,esk48_0)
    | ~ memberP(X1,esk52_0)
    | ~ ssList(esk3_2(X1,esk52_0))
    | ~ ssList(X1)
    | ~ ssItem(esk52_0) ),
    inference(spm,[status(thm)],[c_0_58,c_0_59]) ).

cnf(c_0_67,plain,
    ( ssList(esk3_2(X1,X2))
    | ~ ssList(X1)
    | ~ ssItem(X2)
    | ~ memberP(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_46]) ).

cnf(c_0_68,negated_conjecture,
    ( nil = esk49_0
    | ~ segmentP(esk49_0,esk48_0)
    | ~ ssItem(esk52_0) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_60,c_0_61]),c_0_35])]) ).

cnf(c_0_69,negated_conjecture,
    ( nil = esk49_0
    | segmentP(X1,esk48_0)
    | esk48_0 != X1
    | ~ ssList(X1)
    | ~ ssItem(esk52_0) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_62,c_0_40]),c_0_22])]) ).

cnf(c_0_70,negated_conjecture,
    ( ssItem(esk52_0)
    | nil = esk51_0 ),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

fof(c_0_71,plain,
    ! [X2] :
      ( ~ ssItem(X2)
      | ~ memberP(nil,X2) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[inference(fof_simplification,[status(thm)],[ax38])])]) ).

cnf(c_0_72,negated_conjecture,
    ( nil = esk48_0
    | memberP(tl(esk48_0),esk52_0)
    | nil != esk49_0
    | ~ ssItem(esk52_0) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_63,c_0_64]),c_0_65])]) ).

cnf(c_0_73,negated_conjecture,
    ( nil = esk49_0
    | segmentP(X1,esk48_0)
    | ~ memberP(X1,esk52_0)
    | ~ ssList(X1)
    | ~ ssItem(esk52_0) ),
    inference(spm,[status(thm)],[c_0_66,c_0_67]) ).

cnf(c_0_74,negated_conjecture,
    ( memberP(esk51_0,esk52_0)
    | nil = esk51_0 ),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

fof(c_0_75,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_76,negated_conjecture,
    ( nil = esk49_0
    | esk49_0 != esk48_0
    | ~ ssItem(esk52_0) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_68,c_0_69]),c_0_65])]) ).

cnf(c_0_77,negated_conjecture,
    ( nil = esk49_0
    | ssItem(esk52_0) ),
    inference(rw,[status(thm)],[c_0_70,c_0_32]) ).

cnf(c_0_78,plain,
    ( ~ memberP(nil,X1)
    | ~ ssItem(X1) ),
    inference(split_conjunct,[status(thm)],[c_0_71]) ).

cnf(c_0_79,negated_conjecture,
    ( nil = esk48_0
    | memberP(nil,esk52_0)
    | nil != esk49_0
    | ~ ssItem(esk52_0) ),
    inference(spm,[status(thm)],[c_0_72,c_0_43]) ).

cnf(c_0_80,negated_conjecture,
    ( ssItem(esk52_0)
    | nil = esk50_0 ),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_81,negated_conjecture,
    ( nil = esk49_0
    | ~ memberP(esk49_0,esk52_0)
    | ~ ssItem(esk52_0) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_68,c_0_73]),c_0_65])]) ).

cnf(c_0_82,negated_conjecture,
    ( nil = esk49_0
    | memberP(esk49_0,esk52_0) ),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_74,c_0_32]),c_0_32]) ).

cnf(c_0_83,plain,
    ( ~ ssList(X1)
    | ~ ssList(X2)
    | X1 != X2
    | ~ neq(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_75]) ).

cnf(c_0_84,negated_conjecture,
    neq(esk49_0,nil),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_85,negated_conjecture,
    ( nil = esk49_0
    | esk49_0 != esk48_0 ),
    inference(spm,[status(thm)],[c_0_76,c_0_77]) ).

cnf(c_0_86,negated_conjecture,
    ( nil = esk48_0
    | nil != esk49_0
    | ~ ssItem(esk52_0) ),
    inference(spm,[status(thm)],[c_0_78,c_0_79]) ).

cnf(c_0_87,negated_conjecture,
    ( nil = esk48_0
    | ssItem(esk52_0) ),
    inference(rw,[status(thm)],[c_0_80,c_0_19]) ).

cnf(c_0_88,negated_conjecture,
    ( nil = esk49_0
    | ~ ssItem(esk52_0) ),
    inference(spm,[status(thm)],[c_0_81,c_0_82]) ).

cnf(c_0_89,plain,
    ( ~ ssList(X1)
    | ~ neq(X1,X1) ),
    inference(er,[status(thm)],[c_0_83]) ).

cnf(c_0_90,negated_conjecture,
    ( neq(esk49_0,esk49_0)
    | esk49_0 != esk48_0 ),
    inference(spm,[status(thm)],[c_0_84,c_0_85]) ).

cnf(c_0_91,negated_conjecture,
    ( nil = esk48_0
    | nil != esk49_0 ),
    inference(spm,[status(thm)],[c_0_86,c_0_87]) ).

cnf(c_0_92,negated_conjecture,
    nil = esk49_0,
    inference(spm,[status(thm)],[c_0_88,c_0_77]) ).

cnf(c_0_93,negated_conjecture,
    esk49_0 != esk48_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(spm,[status(thm)],[c_0_89,c_0_90]),c_0_65])]) ).

cnf(c_0_94,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_91,c_0_92]),c_0_92])]),c_0_93]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem  : SWC383+1 : TPTP v8.1.0. Released v2.4.0.
% 0.03/0.14  % Command  : run_ET %s %d
% 0.13/0.35  % Computer : n013.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 600
% 0.13/0.35  % DateTime : Sun Jun 12 18:53:59 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.37/23.43  eprover: CPU time limit exceeded, terminating
% 0.37/23.43  eprover: CPU time limit exceeded, terminating
% 0.37/23.43  eprover: CPU time limit exceeded, terminating
% 0.37/23.44  eprover: CPU time limit exceeded, terminating
% 0.50/46.45  eprover: CPU time limit exceeded, terminating
% 0.50/46.45  eprover: CPU time limit exceeded, terminating
% 0.50/46.45  eprover: CPU time limit exceeded, terminating
% 0.50/46.46  eprover: CPU time limit exceeded, terminating
% 0.54/53.73  # Running protocol protocol_eprover_29fa5c60d0ee03ec4f64b055553dc135fbe4ee3a for 23 seconds:
% 0.54/53.73  
% 0.54/53.73  # Failure: Resource limit exceeded (time)
% 0.54/53.73  # OLD status Res
% 0.54/53.73  # Preprocessing time       : 0.026 s
% 0.54/53.73  # Running protocol protocol_eprover_773c90a94152ea2e8c9d3df9c4b1eb6152c40c03 for 23 seconds:
% 0.54/53.73  
% 0.54/53.73  # Failure: Resource limit exceeded (time)
% 0.54/53.73  # OLD status Res
% 0.54/53.73  # SinE strategy is GSinE(CountFormulas,hypos,1.5,,,100,1.0)
% 0.54/53.73  # Preprocessing time       : 0.012 s
% 0.54/53.73  # Running protocol protocol_eprover_75515770aeb32f68e33e9fbd9dff93f5a2e34f2e for 23 seconds:
% 0.54/53.73  # Preprocessing time       : 0.026 s
% 0.54/53.73  
% 0.54/53.73  # Proof found!
% 0.54/53.73  # SZS status Theorem
% 0.54/53.73  # SZS output start CNFRefutation
% See solution above
% 0.54/53.73  # Proof object total steps             : 95
% 0.54/53.73  # Proof object clause steps            : 65
% 0.54/53.73  # Proof object formula steps           : 30
% 0.54/53.73  # Proof object conjectures             : 49
% 0.54/53.73  # Proof object clause conjectures      : 46
% 0.54/53.73  # Proof object formula conjectures     : 3
% 0.54/53.73  # Proof object initial clauses used    : 28
% 0.54/53.73  # Proof object initial formulas used   : 15
% 0.54/53.73  # Proof object generating inferences   : 29
% 0.54/53.73  # Proof object simplifying inferences  : 44
% 0.54/53.73  # Training examples: 0 positive, 0 negative
% 0.54/53.73  # Parsed axioms                        : 96
% 0.54/53.73  # Removed by relevancy pruning/SinE    : 0
% 0.54/53.73  # Initial clauses                      : 206
% 0.54/53.73  # Removed in clause preprocessing      : 2
% 0.54/53.73  # Initial clauses in saturation        : 204
% 0.54/53.73  # Processed clauses                    : 78466
% 0.54/53.73  # ...of these trivial                  : 5832
% 0.54/53.73  # ...subsumed                          : 68936
% 0.54/53.73  # ...remaining for further processing  : 3698
% 0.54/53.73  # Other redundant clauses eliminated   : 394
% 0.54/53.73  # Clauses deleted for lack of memory   : 72465
% 0.54/53.73  # Backward-subsumed                    : 1500
% 0.54/53.73  # Backward-rewritten                   : 2042
% 0.54/53.73  # Generated clauses                    : 336044
% 0.54/53.73  # ...of the previous two non-trivial   : 267439
% 0.54/53.73  # Contextual simplify-reflections      : 0
% 0.54/53.73  # Paramodulations                      : 335258
% 0.54/53.73  # Factorizations                       : 0
% 0.54/53.73  # Equation resolutions                 : 786
% 0.54/53.73  # Current number of processed clauses  : 150
% 0.54/53.73  #    Positive orientable unit clauses  : 7
% 0.54/53.73  #    Positive unorientable unit clauses: 0
% 0.54/53.73  #    Negative unit clauses             : 2
% 0.54/53.73  #    Non-unit-clauses                  : 141
% 0.54/53.73  # Current number of unprocessed clauses: 1092
% 0.54/53.73  # ...number of literals in the above   : 5135
% 0.54/53.73  # Current number of archived formulas  : 0
% 0.54/53.73  # Current number of archived clauses   : 3542
% 0.54/53.73  # Clause-clause subsumption calls (NU) : 2445757
% 0.54/53.73  # Rec. Clause-clause subsumption calls : 313011
% 0.54/53.73  # Non-unit clause-clause subsumptions  : 67465
% 0.54/53.73  # Unit Clause-clause subsumption calls : 442
% 0.54/53.73  # Rewrite failures with RHS unbound    : 0
% 0.54/53.73  # BW rewrite match attempts            : 3
% 0.54/53.73  # BW rewrite match successes           : 3
% 0.54/53.73  # Condensation attempts                : 0
% 0.54/53.73  # Condensation successes               : 0
% 0.54/53.73  # Termbank termtop insertions          : 7359319
% 0.54/53.73  
% 0.54/53.73  # -------------------------------------------------
% 0.54/53.73  # User time                : 6.645 s
% 0.54/53.73  # System time              : 0.078 s
% 0.54/53.73  # Total time               : 6.723 s
% 0.54/53.73  # Maximum resident set size: 129484 pages
% 0.54/69.46  eprover: CPU time limit exceeded, terminating
% 0.54/69.47  eprover: CPU time limit exceeded, terminating
% 0.54/69.48  eprover: CPU time limit exceeded, terminating
% 0.54/69.48  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.54/69.48  eprover: No such file or directory
% 0.54/69.48  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.54/69.48  eprover: No such file or directory
% 0.54/69.49  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.54/69.49  eprover: No such file or directory
% 0.54/69.49  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.54/69.49  eprover: No such file or directory
% 0.54/69.49  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.54/69.49  eprover: No such file or directory
% 0.54/69.49  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.54/69.49  eprover: No such file or directory
% 0.54/69.49  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.54/69.49  eprover: No such file or directory
% 0.54/69.50  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.54/69.50  eprover: No such file or directory
% 0.54/69.50  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.54/69.50  eprover: No such file or directory
% 0.54/69.50  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.54/69.50  eprover: No such file or directory
% 0.54/69.50  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.54/69.50  eprover: No such file or directory
% 0.54/69.50  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.54/69.50  eprover: No such file or directory
% 0.54/69.50  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.54/69.50  eprover: No such file or directory
% 0.54/69.51  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.54/69.51  eprover: No such file or directory
% 0.54/69.51  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.54/69.51  eprover: No such file or directory
% 0.54/69.51  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.54/69.51  eprover: No such file or directory
% 0.54/69.51  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.54/69.51  eprover: No such file or directory
% 0.54/69.51  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.54/69.51  eprover: No such file or directory
% 0.54/69.51  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.54/69.51  eprover: No such file or directory
% 0.54/69.52  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.54/69.52  eprover: No such file or directory
% 0.54/69.52  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.54/69.52  eprover: No such file or directory
% 0.54/69.52  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.54/69.52  eprover: No such file or directory
% 0.54/69.52  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.54/69.52  eprover: No such file or directory
% 0.54/69.52  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.54/69.52  eprover: No such file or directory
% 0.54/69.53  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.54/69.53  eprover: No such file or directory
% 0.54/69.53  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.54/69.53  eprover: No such file or directory
% 0.54/69.53  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.54/69.53  eprover: No such file or directory
%------------------------------------------------------------------------------