TSTP Solution File: SWC242+1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SWC242+1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s

% Computer : n012.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  : 300s
% DateTime : Wed Aug 31 18:42:38 EDT 2022

% Result   : Theorem 0.19s 0.49s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   28
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   73 (  16 unt;   0 def)
%            Number of atoms       :  574 ( 145 equ)
%            Maximal formula atoms :   52 (   7 avg)
%            Number of connectives :  798 ( 297   ~; 275   |; 208   &)
%                                         (   0 <=>;  18  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   27 (   7 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    7 (   5 usr;   1 prp; 0-2 aty)
%            Number of functors    :   14 (  14 usr;  11 con; 0-3 aty)
%            Number of variables   :  198 ( 116   !;  82   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f654,plain,
    $false,
    inference(subsumption_resolution,[],[f653,f617]) ).

fof(f617,plain,
    sK39 = app(sF62,sK45),
    inference(backward_demodulation,[],[f597,f616]) ).

fof(f616,plain,
    sK39 = sF63,
    inference(forward_demodulation,[],[f615,f471]) ).

fof(f471,plain,
    sK39 = sK41,
    inference(cnf_transformation,[],[f311]) ).

fof(f311,plain,
    ( ssList(sK40)
    & ( nil = sK41
      | ( ssItem(sK43)
        & ssList(sK44)
        & ssList(sK45)
        & sK41 = app(app(sK44,cons(sK43,nil)),sK45)
        & ! [X7] :
            ( ~ lt(sK43,X7)
            | ~ memberP(sK45,X7)
            | ~ memberP(sK44,X7)
            | leq(sK43,X7)
            | ~ ssItem(X7) ) ) )
    & ssList(sK42)
    & nil != sK39
    & sK40 = sK42
    & ! [X8] :
        ( ! [X9] :
            ( ! [X10] :
                ( ( ssItem(sK46(X8,X9,X10))
                  & lt(X8,sK46(X8,X9,X10))
                  & memberP(X10,sK46(X8,X9,X10))
                  & ~ leq(X8,sK46(X8,X9,X10))
                  & memberP(X9,sK46(X8,X9,X10)) )
                | ~ ssList(X10)
                | app(app(X9,cons(X8,nil)),X10) != sK39 )
            | ~ ssList(X9) )
        | ~ ssItem(X8) )
    & sK39 = sK41
    & ssList(sK41)
    & ssList(sK39) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK39,sK40,sK41,sK42,sK43,sK44,sK45,sK46])],[f302,f310,f309,f308,f307,f306,f305,f304,f303]) ).

fof(f303,plain,
    ( ? [X0] :
        ( ? [X1] :
            ( ssList(X1)
            & ? [X2] :
                ( ? [X3] :
                    ( ( nil = X2
                      | ? [X4] :
                          ( ssItem(X4)
                          & ? [X5] :
                              ( ssList(X5)
                              & ? [X6] :
                                  ( ssList(X6)
                                  & app(app(X5,cons(X4,nil)),X6) = X2
                                  & ! [X7] :
                                      ( ~ lt(X4,X7)
                                      | ~ memberP(X6,X7)
                                      | ~ memberP(X5,X7)
                                      | leq(X4,X7)
                                      | ~ ssItem(X7) ) ) ) ) )
                    & ssList(X3)
                    & nil != X0
                    & X1 = X3
                    & ! [X8] :
                        ( ! [X9] :
                            ( ! [X10] :
                                ( ? [X11] :
                                    ( ssItem(X11)
                                    & lt(X8,X11)
                                    & memberP(X10,X11)
                                    & ~ leq(X8,X11)
                                    & memberP(X9,X11) )
                                | ~ ssList(X10)
                                | app(app(X9,cons(X8,nil)),X10) != X0 )
                            | ~ ssList(X9) )
                        | ~ ssItem(X8) )
                    & X0 = X2 )
                & ssList(X2) ) )
        & ssList(X0) )
   => ( ? [X1] :
          ( ssList(X1)
          & ? [X2] :
              ( ? [X3] :
                  ( ( nil = X2
                    | ? [X4] :
                        ( ssItem(X4)
                        & ? [X5] :
                            ( ssList(X5)
                            & ? [X6] :
                                ( ssList(X6)
                                & app(app(X5,cons(X4,nil)),X6) = X2
                                & ! [X7] :
                                    ( ~ lt(X4,X7)
                                    | ~ memberP(X6,X7)
                                    | ~ memberP(X5,X7)
                                    | leq(X4,X7)
                                    | ~ ssItem(X7) ) ) ) ) )
                  & ssList(X3)
                  & nil != sK39
                  & X1 = X3
                  & ! [X8] :
                      ( ! [X9] :
                          ( ! [X10] :
                              ( ? [X11] :
                                  ( ssItem(X11)
                                  & lt(X8,X11)
                                  & memberP(X10,X11)
                                  & ~ leq(X8,X11)
                                  & memberP(X9,X11) )
                              | ~ ssList(X10)
                              | app(app(X9,cons(X8,nil)),X10) != sK39 )
                          | ~ ssList(X9) )
                      | ~ ssItem(X8) )
                  & sK39 = X2 )
              & ssList(X2) ) )
      & ssList(sK39) ) ),
    introduced(choice_axiom,[]) ).

fof(f304,plain,
    ( ? [X1] :
        ( ssList(X1)
        & ? [X2] :
            ( ? [X3] :
                ( ( nil = X2
                  | ? [X4] :
                      ( ssItem(X4)
                      & ? [X5] :
                          ( ssList(X5)
                          & ? [X6] :
                              ( ssList(X6)
                              & app(app(X5,cons(X4,nil)),X6) = X2
                              & ! [X7] :
                                  ( ~ lt(X4,X7)
                                  | ~ memberP(X6,X7)
                                  | ~ memberP(X5,X7)
                                  | leq(X4,X7)
                                  | ~ ssItem(X7) ) ) ) ) )
                & ssList(X3)
                & nil != sK39
                & X1 = X3
                & ! [X8] :
                    ( ! [X9] :
                        ( ! [X10] :
                            ( ? [X11] :
                                ( ssItem(X11)
                                & lt(X8,X11)
                                & memberP(X10,X11)
                                & ~ leq(X8,X11)
                                & memberP(X9,X11) )
                            | ~ ssList(X10)
                            | app(app(X9,cons(X8,nil)),X10) != sK39 )
                        | ~ ssList(X9) )
                    | ~ ssItem(X8) )
                & sK39 = X2 )
            & ssList(X2) ) )
   => ( ssList(sK40)
      & ? [X2] :
          ( ? [X3] :
              ( ( nil = X2
                | ? [X4] :
                    ( ssItem(X4)
                    & ? [X5] :
                        ( ssList(X5)
                        & ? [X6] :
                            ( ssList(X6)
                            & app(app(X5,cons(X4,nil)),X6) = X2
                            & ! [X7] :
                                ( ~ lt(X4,X7)
                                | ~ memberP(X6,X7)
                                | ~ memberP(X5,X7)
                                | leq(X4,X7)
                                | ~ ssItem(X7) ) ) ) ) )
              & ssList(X3)
              & nil != sK39
              & sK40 = X3
              & ! [X8] :
                  ( ! [X9] :
                      ( ! [X10] :
                          ( ? [X11] :
                              ( ssItem(X11)
                              & lt(X8,X11)
                              & memberP(X10,X11)
                              & ~ leq(X8,X11)
                              & memberP(X9,X11) )
                          | ~ ssList(X10)
                          | app(app(X9,cons(X8,nil)),X10) != sK39 )
                      | ~ ssList(X9) )
                  | ~ ssItem(X8) )
              & sK39 = X2 )
          & ssList(X2) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f305,plain,
    ( ? [X2] :
        ( ? [X3] :
            ( ( nil = X2
              | ? [X4] :
                  ( ssItem(X4)
                  & ? [X5] :
                      ( ssList(X5)
                      & ? [X6] :
                          ( ssList(X6)
                          & app(app(X5,cons(X4,nil)),X6) = X2
                          & ! [X7] :
                              ( ~ lt(X4,X7)
                              | ~ memberP(X6,X7)
                              | ~ memberP(X5,X7)
                              | leq(X4,X7)
                              | ~ ssItem(X7) ) ) ) ) )
            & ssList(X3)
            & nil != sK39
            & sK40 = X3
            & ! [X8] :
                ( ! [X9] :
                    ( ! [X10] :
                        ( ? [X11] :
                            ( ssItem(X11)
                            & lt(X8,X11)
                            & memberP(X10,X11)
                            & ~ leq(X8,X11)
                            & memberP(X9,X11) )
                        | ~ ssList(X10)
                        | app(app(X9,cons(X8,nil)),X10) != sK39 )
                    | ~ ssList(X9) )
                | ~ ssItem(X8) )
            & sK39 = X2 )
        & ssList(X2) )
   => ( ? [X3] :
          ( ( nil = sK41
            | ? [X4] :
                ( ssItem(X4)
                & ? [X5] :
                    ( ssList(X5)
                    & ? [X6] :
                        ( ssList(X6)
                        & app(app(X5,cons(X4,nil)),X6) = sK41
                        & ! [X7] :
                            ( ~ lt(X4,X7)
                            | ~ memberP(X6,X7)
                            | ~ memberP(X5,X7)
                            | leq(X4,X7)
                            | ~ ssItem(X7) ) ) ) ) )
          & ssList(X3)
          & nil != sK39
          & sK40 = X3
          & ! [X8] :
              ( ! [X9] :
                  ( ! [X10] :
                      ( ? [X11] :
                          ( ssItem(X11)
                          & lt(X8,X11)
                          & memberP(X10,X11)
                          & ~ leq(X8,X11)
                          & memberP(X9,X11) )
                      | ~ ssList(X10)
                      | app(app(X9,cons(X8,nil)),X10) != sK39 )
                  | ~ ssList(X9) )
              | ~ ssItem(X8) )
          & sK39 = sK41 )
      & ssList(sK41) ) ),
    introduced(choice_axiom,[]) ).

fof(f306,plain,
    ( ? [X3] :
        ( ( nil = sK41
          | ? [X4] :
              ( ssItem(X4)
              & ? [X5] :
                  ( ssList(X5)
                  & ? [X6] :
                      ( ssList(X6)
                      & app(app(X5,cons(X4,nil)),X6) = sK41
                      & ! [X7] :
                          ( ~ lt(X4,X7)
                          | ~ memberP(X6,X7)
                          | ~ memberP(X5,X7)
                          | leq(X4,X7)
                          | ~ ssItem(X7) ) ) ) ) )
        & ssList(X3)
        & nil != sK39
        & sK40 = X3
        & ! [X8] :
            ( ! [X9] :
                ( ! [X10] :
                    ( ? [X11] :
                        ( ssItem(X11)
                        & lt(X8,X11)
                        & memberP(X10,X11)
                        & ~ leq(X8,X11)
                        & memberP(X9,X11) )
                    | ~ ssList(X10)
                    | app(app(X9,cons(X8,nil)),X10) != sK39 )
                | ~ ssList(X9) )
            | ~ ssItem(X8) )
        & sK39 = sK41 )
   => ( ( nil = sK41
        | ? [X4] :
            ( ssItem(X4)
            & ? [X5] :
                ( ssList(X5)
                & ? [X6] :
                    ( ssList(X6)
                    & app(app(X5,cons(X4,nil)),X6) = sK41
                    & ! [X7] :
                        ( ~ lt(X4,X7)
                        | ~ memberP(X6,X7)
                        | ~ memberP(X5,X7)
                        | leq(X4,X7)
                        | ~ ssItem(X7) ) ) ) ) )
      & ssList(sK42)
      & nil != sK39
      & sK40 = sK42
      & ! [X8] :
          ( ! [X9] :
              ( ! [X10] :
                  ( ? [X11] :
                      ( ssItem(X11)
                      & lt(X8,X11)
                      & memberP(X10,X11)
                      & ~ leq(X8,X11)
                      & memberP(X9,X11) )
                  | ~ ssList(X10)
                  | app(app(X9,cons(X8,nil)),X10) != sK39 )
              | ~ ssList(X9) )
          | ~ ssItem(X8) )
      & sK39 = sK41 ) ),
    introduced(choice_axiom,[]) ).

fof(f307,plain,
    ( ? [X4] :
        ( ssItem(X4)
        & ? [X5] :
            ( ssList(X5)
            & ? [X6] :
                ( ssList(X6)
                & app(app(X5,cons(X4,nil)),X6) = sK41
                & ! [X7] :
                    ( ~ lt(X4,X7)
                    | ~ memberP(X6,X7)
                    | ~ memberP(X5,X7)
                    | leq(X4,X7)
                    | ~ ssItem(X7) ) ) ) )
   => ( ssItem(sK43)
      & ? [X5] :
          ( ssList(X5)
          & ? [X6] :
              ( ssList(X6)
              & app(app(X5,cons(sK43,nil)),X6) = sK41
              & ! [X7] :
                  ( ~ lt(sK43,X7)
                  | ~ memberP(X6,X7)
                  | ~ memberP(X5,X7)
                  | leq(sK43,X7)
                  | ~ ssItem(X7) ) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f308,plain,
    ( ? [X5] :
        ( ssList(X5)
        & ? [X6] :
            ( ssList(X6)
            & app(app(X5,cons(sK43,nil)),X6) = sK41
            & ! [X7] :
                ( ~ lt(sK43,X7)
                | ~ memberP(X6,X7)
                | ~ memberP(X5,X7)
                | leq(sK43,X7)
                | ~ ssItem(X7) ) ) )
   => ( ssList(sK44)
      & ? [X6] :
          ( ssList(X6)
          & app(app(sK44,cons(sK43,nil)),X6) = sK41
          & ! [X7] :
              ( ~ lt(sK43,X7)
              | ~ memberP(X6,X7)
              | ~ memberP(sK44,X7)
              | leq(sK43,X7)
              | ~ ssItem(X7) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f309,plain,
    ( ? [X6] :
        ( ssList(X6)
        & app(app(sK44,cons(sK43,nil)),X6) = sK41
        & ! [X7] :
            ( ~ lt(sK43,X7)
            | ~ memberP(X6,X7)
            | ~ memberP(sK44,X7)
            | leq(sK43,X7)
            | ~ ssItem(X7) ) )
   => ( ssList(sK45)
      & sK41 = app(app(sK44,cons(sK43,nil)),sK45)
      & ! [X7] :
          ( ~ lt(sK43,X7)
          | ~ memberP(sK45,X7)
          | ~ memberP(sK44,X7)
          | leq(sK43,X7)
          | ~ ssItem(X7) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f310,plain,
    ! [X8,X9,X10] :
      ( ? [X11] :
          ( ssItem(X11)
          & lt(X8,X11)
          & memberP(X10,X11)
          & ~ leq(X8,X11)
          & memberP(X9,X11) )
     => ( ssItem(sK46(X8,X9,X10))
        & lt(X8,sK46(X8,X9,X10))
        & memberP(X10,sK46(X8,X9,X10))
        & ~ leq(X8,sK46(X8,X9,X10))
        & memberP(X9,sK46(X8,X9,X10)) ) ),
    introduced(choice_axiom,[]) ).

fof(f302,plain,
    ? [X0] :
      ( ? [X1] :
          ( ssList(X1)
          & ? [X2] :
              ( ? [X3] :
                  ( ( nil = X2
                    | ? [X4] :
                        ( ssItem(X4)
                        & ? [X5] :
                            ( ssList(X5)
                            & ? [X6] :
                                ( ssList(X6)
                                & app(app(X5,cons(X4,nil)),X6) = X2
                                & ! [X7] :
                                    ( ~ lt(X4,X7)
                                    | ~ memberP(X6,X7)
                                    | ~ memberP(X5,X7)
                                    | leq(X4,X7)
                                    | ~ ssItem(X7) ) ) ) ) )
                  & ssList(X3)
                  & nil != X0
                  & X1 = X3
                  & ! [X8] :
                      ( ! [X9] :
                          ( ! [X10] :
                              ( ? [X11] :
                                  ( ssItem(X11)
                                  & lt(X8,X11)
                                  & memberP(X10,X11)
                                  & ~ leq(X8,X11)
                                  & memberP(X9,X11) )
                              | ~ ssList(X10)
                              | app(app(X9,cons(X8,nil)),X10) != X0 )
                          | ~ ssList(X9) )
                      | ~ ssItem(X8) )
                  & X0 = X2 )
              & ssList(X2) ) )
      & ssList(X0) ),
    inference(rectify,[],[f140]) ).

fof(f140,plain,
    ? [X0] :
      ( ? [X1] :
          ( ssList(X1)
          & ? [X2] :
              ( ? [X3] :
                  ( ( nil = X2
                    | ? [X8] :
                        ( ssItem(X8)
                        & ? [X9] :
                            ( ssList(X9)
                            & ? [X10] :
                                ( ssList(X10)
                                & app(app(X9,cons(X8,nil)),X10) = X2
                                & ! [X11] :
                                    ( ~ lt(X8,X11)
                                    | ~ memberP(X10,X11)
                                    | ~ memberP(X9,X11)
                                    | leq(X8,X11)
                                    | ~ ssItem(X11) ) ) ) ) )
                  & ssList(X3)
                  & nil != X0
                  & X1 = X3
                  & ! [X4] :
                      ( ! [X5] :
                          ( ! [X6] :
                              ( ? [X7] :
                                  ( ssItem(X7)
                                  & lt(X4,X7)
                                  & memberP(X6,X7)
                                  & ~ leq(X4,X7)
                                  & memberP(X5,X7) )
                              | ~ ssList(X6)
                              | app(app(X5,cons(X4,nil)),X6) != X0 )
                          | ~ ssList(X5) )
                      | ~ ssItem(X4) )
                  & X0 = X2 )
              & ssList(X2) ) )
      & ssList(X0) ),
    inference(ennf_transformation,[],[f97]) ).

fof(f97,negated_conjecture,
    ~ ! [X0] :
        ( ssList(X0)
       => ! [X1] :
            ( ssList(X1)
           => ! [X2] :
                ( ssList(X2)
               => ! [X3] :
                    ( X1 != X3
                    | ? [X4] :
                        ( ? [X5] :
                            ( ? [X6] :
                                ( ! [X7] :
                                    ( ~ memberP(X5,X7)
                                    | ~ lt(X4,X7)
                                    | leq(X4,X7)
                                    | ~ memberP(X6,X7)
                                    | ~ ssItem(X7) )
                                & app(app(X5,cons(X4,nil)),X6) = X0
                                & ssList(X6) )
                            & ssList(X5) )
                        & ssItem(X4) )
                    | nil = X0
                    | X0 != X2
                    | ~ ssList(X3)
                    | ( ! [X8] :
                          ( ssItem(X8)
                         => ! [X9] :
                              ( ssList(X9)
                             => ! [X10] :
                                  ( app(app(X9,cons(X8,nil)),X10) != X2
                                  | ? [X11] :
                                      ( memberP(X9,X11)
                                      & ssItem(X11)
                                      & ~ leq(X8,X11)
                                      & lt(X8,X11)
                                      & memberP(X10,X11) )
                                  | ~ ssList(X10) ) ) )
                      & nil != X2 ) ) ) ) ),
    inference(negated_conjecture,[],[f96]) ).

fof(f96,conjecture,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ! [X2] :
              ( ssList(X2)
             => ! [X3] :
                  ( X1 != X3
                  | ? [X4] :
                      ( ? [X5] :
                          ( ? [X6] :
                              ( ! [X7] :
                                  ( ~ memberP(X5,X7)
                                  | ~ lt(X4,X7)
                                  | leq(X4,X7)
                                  | ~ memberP(X6,X7)
                                  | ~ ssItem(X7) )
                              & app(app(X5,cons(X4,nil)),X6) = X0
                              & ssList(X6) )
                          & ssList(X5) )
                      & ssItem(X4) )
                  | nil = X0
                  | X0 != X2
                  | ~ ssList(X3)
                  | ( ! [X8] :
                        ( ssItem(X8)
                       => ! [X9] :
                            ( ssList(X9)
                           => ! [X10] :
                                ( app(app(X9,cons(X8,nil)),X10) != X2
                                | ? [X11] :
                                    ( memberP(X9,X11)
                                    & ssItem(X11)
                                    & ~ leq(X8,X11)
                                    & lt(X8,X11)
                                    & memberP(X10,X11) )
                                | ~ ssList(X10) ) ) )
                    & nil != X2 ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1) ).

fof(f615,plain,
    sK41 = sF63,
    inference(subsumption_resolution,[],[f613,f478]) ).

fof(f478,plain,
    nil != sK39,
    inference(cnf_transformation,[],[f311]) ).

fof(f613,plain,
    ( nil = sK39
    | sK41 = sF63 ),
    inference(backward_demodulation,[],[f598,f471]) ).

fof(f598,plain,
    ( sK41 = sF63
    | nil = sK41 ),
    inference(definition_folding,[],[f481,f597,f596,f595]) ).

fof(f595,plain,
    sF61 = cons(sK43,nil),
    introduced(function_definition,[]) ).

fof(f596,plain,
    sF62 = app(sK44,sF61),
    introduced(function_definition,[]) ).

fof(f481,plain,
    ( nil = sK41
    | sK41 = app(app(sK44,cons(sK43,nil)),sK45) ),
    inference(cnf_transformation,[],[f311]) ).

fof(f597,plain,
    app(sF62,sK45) = sF63,
    introduced(function_definition,[]) ).

fof(f653,plain,
    sK39 != app(sF62,sK45),
    inference(forward_demodulation,[],[f652,f596]) ).

fof(f652,plain,
    sK39 != app(app(sK44,sF61),sK45),
    inference(forward_demodulation,[],[f651,f595]) ).

fof(f651,plain,
    sK39 != app(app(sK44,cons(sK43,nil)),sK45),
    inference(subsumption_resolution,[],[f650,f618]) ).

fof(f618,plain,
    ssList(sK44),
    inference(subsumption_resolution,[],[f611,f478]) ).

fof(f611,plain,
    ( nil = sK39
    | ssList(sK44) ),
    inference(backward_demodulation,[],[f483,f471]) ).

fof(f483,plain,
    ( nil = sK41
    | ssList(sK44) ),
    inference(cnf_transformation,[],[f311]) ).

fof(f650,plain,
    ( ~ ssList(sK44)
    | sK39 != app(app(sK44,cons(sK43,nil)),sK45) ),
    inference(subsumption_resolution,[],[f649,f614]) ).

fof(f614,plain,
    ssItem(sK43),
    inference(subsumption_resolution,[],[f612,f478]) ).

fof(f612,plain,
    ( nil = sK39
    | ssItem(sK43) ),
    inference(backward_demodulation,[],[f484,f471]) ).

fof(f484,plain,
    ( ssItem(sK43)
    | nil = sK41 ),
    inference(cnf_transformation,[],[f311]) ).

fof(f649,plain,
    ( sK39 != app(app(sK44,cons(sK43,nil)),sK45)
    | ~ ssItem(sK43)
    | ~ ssList(sK44) ),
    inference(subsumption_resolution,[],[f648,f620]) ).

fof(f620,plain,
    ssList(sK45),
    inference(subsumption_resolution,[],[f610,f478]) ).

fof(f610,plain,
    ( ssList(sK45)
    | nil = sK39 ),
    inference(backward_demodulation,[],[f482,f471]) ).

fof(f482,plain,
    ( nil = sK41
    | ssList(sK45) ),
    inference(cnf_transformation,[],[f311]) ).

fof(f648,plain,
    ( ~ ssList(sK45)
    | ~ ssItem(sK43)
    | sK39 != app(app(sK44,cons(sK43,nil)),sK45)
    | ~ ssList(sK44) ),
    inference(resolution,[],[f647,f476]) ).

fof(f476,plain,
    ! [X10,X8,X9] :
      ( ssItem(sK46(X8,X9,X10))
      | app(app(X9,cons(X8,nil)),X10) != sK39
      | ~ ssList(X10)
      | ~ ssList(X9)
      | ~ ssItem(X8) ),
    inference(cnf_transformation,[],[f311]) ).

fof(f647,plain,
    ~ ssItem(sK46(sK43,sK44,sK45)),
    inference(subsumption_resolution,[],[f646,f620]) ).

fof(f646,plain,
    ( ~ ssList(sK45)
    | ~ ssItem(sK46(sK43,sK44,sK45)) ),
    inference(subsumption_resolution,[],[f645,f617]) ).

fof(f645,plain,
    ( ~ ssItem(sK46(sK43,sK44,sK45))
    | sK39 != app(sF62,sK45)
    | ~ ssList(sK45) ),
    inference(duplicate_literal_removal,[],[f644]) ).

fof(f644,plain,
    ( ~ ssItem(sK46(sK43,sK44,sK45))
    | ~ ssList(sK45)
    | ~ ssList(sK45)
    | sK39 != app(sF62,sK45)
    | sK39 != app(sF62,sK45) ),
    inference(resolution,[],[f643,f636]) ).

fof(f636,plain,
    ! [X0] :
      ( memberP(X0,sK46(sK43,sK44,X0))
      | ~ ssList(X0)
      | sK39 != app(sF62,X0) ),
    inference(subsumption_resolution,[],[f635,f618]) ).

fof(f635,plain,
    ! [X0] :
      ( sK39 != app(sF62,X0)
      | ~ ssList(X0)
      | ~ ssList(sK44)
      | memberP(X0,sK46(sK43,sK44,X0)) ),
    inference(superposition,[],[f628,f596]) ).

fof(f628,plain,
    ! [X2,X3] :
      ( sK39 != app(app(X2,sF61),X3)
      | ~ ssList(X2)
      | ~ ssList(X3)
      | memberP(X3,sK46(sK43,X2,X3)) ),
    inference(subsumption_resolution,[],[f622,f614]) ).

fof(f622,plain,
    ! [X2,X3] :
      ( ~ ssList(X2)
      | ~ ssList(X3)
      | ~ ssItem(sK43)
      | sK39 != app(app(X2,sF61),X3)
      | memberP(X3,sK46(sK43,X2,X3)) ),
    inference(superposition,[],[f474,f595]) ).

fof(f474,plain,
    ! [X10,X8,X9] :
      ( app(app(X9,cons(X8,nil)),X10) != sK39
      | ~ ssList(X10)
      | ~ ssList(X9)
      | memberP(X10,sK46(X8,X9,X10))
      | ~ ssItem(X8) ),
    inference(cnf_transformation,[],[f311]) ).

fof(f643,plain,
    ! [X0] :
      ( ~ memberP(sK45,sK46(sK43,sK44,X0))
      | sK39 != app(sF62,X0)
      | ~ ssList(X0)
      | ~ ssItem(sK46(sK43,sK44,X0)) ),
    inference(duplicate_literal_removal,[],[f642]) ).

fof(f642,plain,
    ! [X0] :
      ( sK39 != app(sF62,X0)
      | sK39 != app(sF62,X0)
      | ~ memberP(sK45,sK46(sK43,sK44,X0))
      | ~ ssList(X0)
      | ~ ssItem(sK46(sK43,sK44,X0)) ),
    inference(forward_demodulation,[],[f641,f596]) ).

fof(f641,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | ~ memberP(sK45,sK46(sK43,sK44,X0))
      | sK39 != app(sF62,X0)
      | sK39 != app(app(sK44,sF61),X0)
      | ~ ssItem(sK46(sK43,sK44,X0)) ),
    inference(subsumption_resolution,[],[f640,f618]) ).

fof(f640,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | sK39 != app(app(sK44,sF61),X0)
      | ~ ssItem(sK46(sK43,sK44,X0))
      | ~ memberP(sK45,sK46(sK43,sK44,X0))
      | sK39 != app(sF62,X0)
      | ~ ssList(sK44) ),
    inference(duplicate_literal_removal,[],[f639]) ).

fof(f639,plain,
    ! [X0] :
      ( sK39 != app(app(sK44,sF61),X0)
      | ~ ssItem(sK46(sK43,sK44,X0))
      | sK39 != app(sF62,X0)
      | ~ ssList(X0)
      | ~ memberP(sK45,sK46(sK43,sK44,X0))
      | ~ ssList(X0)
      | ~ ssList(sK44) ),
    inference(resolution,[],[f634,f625]) ).

fof(f625,plain,
    ! [X4,X5] :
      ( ~ leq(sK43,sK46(sK43,X4,X5))
      | sK39 != app(app(X4,sF61),X5)
      | ~ ssList(X4)
      | ~ ssList(X5) ),
    inference(subsumption_resolution,[],[f623,f614]) ).

fof(f623,plain,
    ! [X4,X5] :
      ( ~ leq(sK43,sK46(sK43,X4,X5))
      | ~ ssList(X4)
      | ~ ssList(X5)
      | ~ ssItem(sK43)
      | sK39 != app(app(X4,sF61),X5) ),
    inference(superposition,[],[f473,f595]) ).

fof(f473,plain,
    ! [X10,X8,X9] :
      ( app(app(X9,cons(X8,nil)),X10) != sK39
      | ~ ssList(X10)
      | ~ leq(X8,sK46(X8,X9,X10))
      | ~ ssList(X9)
      | ~ ssItem(X8) ),
    inference(cnf_transformation,[],[f311]) ).

fof(f634,plain,
    ! [X0] :
      ( leq(sK43,sK46(sK43,sK44,X0))
      | sK39 != app(sF62,X0)
      | ~ ssList(X0)
      | ~ ssItem(sK46(sK43,sK44,X0))
      | ~ memberP(sK45,sK46(sK43,sK44,X0)) ),
    inference(subsumption_resolution,[],[f633,f631]) ).

fof(f631,plain,
    ! [X1] :
      ( memberP(sK44,sK46(sK43,sK44,X1))
      | sK39 != app(sF62,X1)
      | ~ ssList(X1) ),
    inference(subsumption_resolution,[],[f630,f618]) ).

fof(f630,plain,
    ! [X1] :
      ( ~ ssList(sK44)
      | memberP(sK44,sK46(sK43,sK44,X1))
      | ~ ssList(X1)
      | sK39 != app(sF62,X1) ),
    inference(superposition,[],[f626,f596]) ).

fof(f626,plain,
    ! [X6,X7] :
      ( sK39 != app(app(X6,sF61),X7)
      | ~ ssList(X6)
      | ~ ssList(X7)
      | memberP(X6,sK46(sK43,X6,X7)) ),
    inference(subsumption_resolution,[],[f624,f614]) ).

fof(f624,plain,
    ! [X6,X7] :
      ( sK39 != app(app(X6,sF61),X7)
      | ~ ssItem(sK43)
      | memberP(X6,sK46(sK43,X6,X7))
      | ~ ssList(X6)
      | ~ ssList(X7) ),
    inference(superposition,[],[f472,f595]) ).

fof(f472,plain,
    ! [X10,X8,X9] :
      ( app(app(X9,cons(X8,nil)),X10) != sK39
      | ~ ssList(X9)
      | ~ ssList(X10)
      | memberP(X9,sK46(X8,X9,X10))
      | ~ ssItem(X8) ),
    inference(cnf_transformation,[],[f311]) ).

fof(f633,plain,
    ! [X0] :
      ( ~ memberP(sK44,sK46(sK43,sK44,X0))
      | ~ ssList(X0)
      | ~ ssItem(sK46(sK43,sK44,X0))
      | ~ memberP(sK45,sK46(sK43,sK44,X0))
      | leq(sK43,sK46(sK43,sK44,X0))
      | sK39 != app(sF62,X0) ),
    inference(resolution,[],[f632,f619]) ).

fof(f619,plain,
    ! [X7] :
      ( ~ lt(sK43,X7)
      | ~ ssItem(X7)
      | ~ memberP(sK45,X7)
      | leq(sK43,X7)
      | ~ memberP(sK44,X7) ),
    inference(subsumption_resolution,[],[f609,f478]) ).

fof(f609,plain,
    ! [X7] :
      ( ~ memberP(sK45,X7)
      | leq(sK43,X7)
      | ~ lt(sK43,X7)
      | ~ ssItem(X7)
      | ~ memberP(sK44,X7)
      | nil = sK39 ),
    inference(backward_demodulation,[],[f480,f471]) ).

fof(f480,plain,
    ! [X7] :
      ( leq(sK43,X7)
      | ~ lt(sK43,X7)
      | ~ memberP(sK45,X7)
      | nil = sK41
      | ~ ssItem(X7)
      | ~ memberP(sK44,X7) ),
    inference(cnf_transformation,[],[f311]) ).

fof(f632,plain,
    ! [X0] :
      ( lt(sK43,sK46(sK43,sK44,X0))
      | ~ ssList(X0)
      | sK39 != app(sF62,X0) ),
    inference(subsumption_resolution,[],[f629,f618]) ).

fof(f629,plain,
    ! [X0] :
      ( sK39 != app(sF62,X0)
      | ~ ssList(sK44)
      | ~ ssList(X0)
      | lt(sK43,sK46(sK43,sK44,X0)) ),
    inference(superposition,[],[f627,f596]) ).

fof(f627,plain,
    ! [X0,X1] :
      ( sK39 != app(app(X0,sF61),X1)
      | lt(sK43,sK46(sK43,X0,X1))
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(subsumption_resolution,[],[f621,f614]) ).

fof(f621,plain,
    ! [X0,X1] :
      ( ~ ssList(X1)
      | sK39 != app(app(X0,sF61),X1)
      | ~ ssList(X0)
      | ~ ssItem(sK43)
      | lt(sK43,sK46(sK43,X0,X1)) ),
    inference(superposition,[],[f475,f595]) ).

fof(f475,plain,
    ! [X10,X8,X9] :
      ( app(app(X9,cons(X8,nil)),X10) != sK39
      | ~ ssItem(X8)
      | ~ ssList(X10)
      | ~ ssList(X9)
      | lt(X8,sK46(X8,X9,X10)) ),
    inference(cnf_transformation,[],[f311]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : SWC242+1 : TPTP v8.1.0. Released v2.4.0.
% 0.07/0.12  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.13/0.33  % Computer : n012.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit   : 300
% 0.13/0.33  % WCLimit    : 300
% 0.13/0.33  % DateTime   : Tue Aug 30 18:37:05 EDT 2022
% 0.13/0.33  % CPUTime    : 
% 0.19/0.45  % (15275)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=177:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/177Mi)
% 0.19/0.46  % (15267)ott+4_1:1_av=off:bd=off:nwc=5.0:rp=on:s2a=on:s2at=2.0:slsq=on:slsqc=2:slsql=off:slsqr=1,2:sp=frequency:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.19/0.47  % (15275)First to succeed.
% 0.19/0.49  % (15275)Refutation found. Thanks to Tanya!
% 0.19/0.49  % SZS status Theorem for theBenchmark
% 0.19/0.49  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.49  % (15275)------------------------------
% 0.19/0.49  % (15275)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.49  % (15275)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.49  % (15275)Termination reason: Refutation
% 0.19/0.49  
% 0.19/0.49  % (15275)Memory used [KB]: 1535
% 0.19/0.49  % (15275)Time elapsed: 0.081 s
% 0.19/0.49  % (15275)Instructions burned: 19 (million)
% 0.19/0.49  % (15275)------------------------------
% 0.19/0.49  % (15275)------------------------------
% 0.19/0.49  % (15247)Success in time 0.146 s
%------------------------------------------------------------------------------