TSTP Solution File: SWC279+1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SWC279+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 : n025.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 18:42:52 EDT 2022

% Result   : Theorem 0.19s 0.52s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :   13
% Syntax   : Number of formulae    :   46 (   7 unt;   0 def)
%            Number of atoms       :  483 (  72 equ)
%            Maximal formula atoms :   48 (  10 avg)
%            Number of connectives :  624 ( 187   ~; 167   |; 234   &)
%                                         (   4 <=>;  32  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   25 (   8 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :   10 (   8 usr;   5 prp; 0-2 aty)
%            Number of functors    :   11 (  11 usr;   9 con; 0-2 aty)
%            Number of variables   :  188 (  88   !; 100   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f766,plain,
    $false,
    inference(avatar_sat_refutation,[],[f629,f638,f645,f646,f757,f765]) ).

fof(f765,plain,
    ( spl61_4
    | ~ spl61_7 ),
    inference(avatar_contradiction_clause,[],[f763]) ).

fof(f763,plain,
    ( $false
    | spl61_4
    | ~ spl61_7 ),
    inference(unit_resulting_resolution,[],[f506,f507,f501,f508,f624,f500,f637,f570]) ).

fof(f570,plain,
    ! [X6,X7,X4,X5] :
      ( app(app(X5,cons(X4,nil)),X6) != sK38
      | ~ ssItem(X7)
      | ~ ssList(X5)
      | ~ ssItem(X4)
      | ~ memberP(X5,X7)
      | leq(X7,X4)
      | ~ ssList(X6) ),
    inference(definition_unfolding,[],[f510,f499]) ).

fof(f499,plain,
    sK40 = sK38,
    inference(cnf_transformation,[],[f321]) ).

fof(f321,plain,
    ( ssList(sK39)
    & ! [X4] :
        ( ~ ssItem(X4)
        | ! [X5] :
            ( ~ ssList(X5)
            | ! [X6] :
                ( ~ ssList(X6)
                | ! [X7] :
                    ( ( ( leq(X7,X4)
                        | ~ memberP(X5,X7) )
                      & ( leq(X4,X7)
                        | ~ memberP(X6,X7) ) )
                    | ~ ssItem(X7) )
                | app(app(X5,cons(X4,nil)),X6) != sK40 ) ) )
    & ssItem(sK42)
    & ssList(sK43)
    & ssList(sK44)
    & ( ( memberP(sK43,sK45)
        & ~ leq(sK45,sK42) )
      | ( ~ leq(sK42,sK45)
        & memberP(sK44,sK45) ) )
    & ssItem(sK45)
    & app(app(sK43,cons(sK42,nil)),sK44) = sK38
    & sK40 = sK38
    & ssList(sK41)
    & sK41 = sK39
    & ssList(sK40)
    & ssList(sK38) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK38,sK39,sK40,sK41,sK42,sK43,sK44,sK45])],[f312,f320,f319,f318,f317,f316,f315,f314,f313]) ).

fof(f313,plain,
    ( ? [X0] :
        ( ? [X1] :
            ( ssList(X1)
            & ? [X2] :
                ( ? [X3] :
                    ( ! [X4] :
                        ( ~ ssItem(X4)
                        | ! [X5] :
                            ( ~ ssList(X5)
                            | ! [X6] :
                                ( ~ ssList(X6)
                                | ! [X7] :
                                    ( ( ( leq(X7,X4)
                                        | ~ memberP(X5,X7) )
                                      & ( leq(X4,X7)
                                        | ~ memberP(X6,X7) ) )
                                    | ~ ssItem(X7) )
                                | app(app(X5,cons(X4,nil)),X6) != X2 ) ) )
                    & ? [X8] :
                        ( ssItem(X8)
                        & ? [X9] :
                            ( ssList(X9)
                            & ? [X10] :
                                ( ssList(X10)
                                & ? [X11] :
                                    ( ( ( memberP(X9,X11)
                                        & ~ leq(X11,X8) )
                                      | ( ~ leq(X8,X11)
                                        & memberP(X10,X11) ) )
                                    & ssItem(X11) )
                                & app(app(X9,cons(X8,nil)),X10) = X0 ) ) )
                    & X0 = X2
                    & ssList(X3)
                    & X1 = X3 )
                & ssList(X2) ) )
        & ssList(X0) )
   => ( ? [X1] :
          ( ssList(X1)
          & ? [X2] :
              ( ? [X3] :
                  ( ! [X4] :
                      ( ~ ssItem(X4)
                      | ! [X5] :
                          ( ~ ssList(X5)
                          | ! [X6] :
                              ( ~ ssList(X6)
                              | ! [X7] :
                                  ( ( ( leq(X7,X4)
                                      | ~ memberP(X5,X7) )
                                    & ( leq(X4,X7)
                                      | ~ memberP(X6,X7) ) )
                                  | ~ ssItem(X7) )
                              | app(app(X5,cons(X4,nil)),X6) != X2 ) ) )
                  & ? [X8] :
                      ( ssItem(X8)
                      & ? [X9] :
                          ( ssList(X9)
                          & ? [X10] :
                              ( ssList(X10)
                              & ? [X11] :
                                  ( ( ( memberP(X9,X11)
                                      & ~ leq(X11,X8) )
                                    | ( ~ leq(X8,X11)
                                      & memberP(X10,X11) ) )
                                  & ssItem(X11) )
                              & app(app(X9,cons(X8,nil)),X10) = sK38 ) ) )
                  & sK38 = X2
                  & ssList(X3)
                  & X1 = X3 )
              & ssList(X2) ) )
      & ssList(sK38) ) ),
    introduced(choice_axiom,[]) ).

fof(f314,plain,
    ( ? [X1] :
        ( ssList(X1)
        & ? [X2] :
            ( ? [X3] :
                ( ! [X4] :
                    ( ~ ssItem(X4)
                    | ! [X5] :
                        ( ~ ssList(X5)
                        | ! [X6] :
                            ( ~ ssList(X6)
                            | ! [X7] :
                                ( ( ( leq(X7,X4)
                                    | ~ memberP(X5,X7) )
                                  & ( leq(X4,X7)
                                    | ~ memberP(X6,X7) ) )
                                | ~ ssItem(X7) )
                            | app(app(X5,cons(X4,nil)),X6) != X2 ) ) )
                & ? [X8] :
                    ( ssItem(X8)
                    & ? [X9] :
                        ( ssList(X9)
                        & ? [X10] :
                            ( ssList(X10)
                            & ? [X11] :
                                ( ( ( memberP(X9,X11)
                                    & ~ leq(X11,X8) )
                                  | ( ~ leq(X8,X11)
                                    & memberP(X10,X11) ) )
                                & ssItem(X11) )
                            & app(app(X9,cons(X8,nil)),X10) = sK38 ) ) )
                & sK38 = X2
                & ssList(X3)
                & X1 = X3 )
            & ssList(X2) ) )
   => ( ssList(sK39)
      & ? [X2] :
          ( ? [X3] :
              ( ! [X4] :
                  ( ~ ssItem(X4)
                  | ! [X5] :
                      ( ~ ssList(X5)
                      | ! [X6] :
                          ( ~ ssList(X6)
                          | ! [X7] :
                              ( ( ( leq(X7,X4)
                                  | ~ memberP(X5,X7) )
                                & ( leq(X4,X7)
                                  | ~ memberP(X6,X7) ) )
                              | ~ ssItem(X7) )
                          | app(app(X5,cons(X4,nil)),X6) != X2 ) ) )
              & ? [X8] :
                  ( ssItem(X8)
                  & ? [X9] :
                      ( ssList(X9)
                      & ? [X10] :
                          ( ssList(X10)
                          & ? [X11] :
                              ( ( ( memberP(X9,X11)
                                  & ~ leq(X11,X8) )
                                | ( ~ leq(X8,X11)
                                  & memberP(X10,X11) ) )
                              & ssItem(X11) )
                          & app(app(X9,cons(X8,nil)),X10) = sK38 ) ) )
              & sK38 = X2
              & ssList(X3)
              & sK39 = X3 )
          & ssList(X2) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f315,plain,
    ( ? [X2] :
        ( ? [X3] :
            ( ! [X4] :
                ( ~ ssItem(X4)
                | ! [X5] :
                    ( ~ ssList(X5)
                    | ! [X6] :
                        ( ~ ssList(X6)
                        | ! [X7] :
                            ( ( ( leq(X7,X4)
                                | ~ memberP(X5,X7) )
                              & ( leq(X4,X7)
                                | ~ memberP(X6,X7) ) )
                            | ~ ssItem(X7) )
                        | app(app(X5,cons(X4,nil)),X6) != X2 ) ) )
            & ? [X8] :
                ( ssItem(X8)
                & ? [X9] :
                    ( ssList(X9)
                    & ? [X10] :
                        ( ssList(X10)
                        & ? [X11] :
                            ( ( ( memberP(X9,X11)
                                & ~ leq(X11,X8) )
                              | ( ~ leq(X8,X11)
                                & memberP(X10,X11) ) )
                            & ssItem(X11) )
                        & app(app(X9,cons(X8,nil)),X10) = sK38 ) ) )
            & sK38 = X2
            & ssList(X3)
            & sK39 = X3 )
        & ssList(X2) )
   => ( ? [X3] :
          ( ! [X4] :
              ( ~ ssItem(X4)
              | ! [X5] :
                  ( ~ ssList(X5)
                  | ! [X6] :
                      ( ~ ssList(X6)
                      | ! [X7] :
                          ( ( ( leq(X7,X4)
                              | ~ memberP(X5,X7) )
                            & ( leq(X4,X7)
                              | ~ memberP(X6,X7) ) )
                          | ~ ssItem(X7) )
                      | app(app(X5,cons(X4,nil)),X6) != sK40 ) ) )
          & ? [X8] :
              ( ssItem(X8)
              & ? [X9] :
                  ( ssList(X9)
                  & ? [X10] :
                      ( ssList(X10)
                      & ? [X11] :
                          ( ( ( memberP(X9,X11)
                              & ~ leq(X11,X8) )
                            | ( ~ leq(X8,X11)
                              & memberP(X10,X11) ) )
                          & ssItem(X11) )
                      & app(app(X9,cons(X8,nil)),X10) = sK38 ) ) )
          & sK40 = sK38
          & ssList(X3)
          & sK39 = X3 )
      & ssList(sK40) ) ),
    introduced(choice_axiom,[]) ).

fof(f316,plain,
    ( ? [X3] :
        ( ! [X4] :
            ( ~ ssItem(X4)
            | ! [X5] :
                ( ~ ssList(X5)
                | ! [X6] :
                    ( ~ ssList(X6)
                    | ! [X7] :
                        ( ( ( leq(X7,X4)
                            | ~ memberP(X5,X7) )
                          & ( leq(X4,X7)
                            | ~ memberP(X6,X7) ) )
                        | ~ ssItem(X7) )
                    | app(app(X5,cons(X4,nil)),X6) != sK40 ) ) )
        & ? [X8] :
            ( ssItem(X8)
            & ? [X9] :
                ( ssList(X9)
                & ? [X10] :
                    ( ssList(X10)
                    & ? [X11] :
                        ( ( ( memberP(X9,X11)
                            & ~ leq(X11,X8) )
                          | ( ~ leq(X8,X11)
                            & memberP(X10,X11) ) )
                        & ssItem(X11) )
                    & app(app(X9,cons(X8,nil)),X10) = sK38 ) ) )
        & sK40 = sK38
        & ssList(X3)
        & sK39 = X3 )
   => ( ! [X4] :
          ( ~ ssItem(X4)
          | ! [X5] :
              ( ~ ssList(X5)
              | ! [X6] :
                  ( ~ ssList(X6)
                  | ! [X7] :
                      ( ( ( leq(X7,X4)
                          | ~ memberP(X5,X7) )
                        & ( leq(X4,X7)
                          | ~ memberP(X6,X7) ) )
                      | ~ ssItem(X7) )
                  | app(app(X5,cons(X4,nil)),X6) != sK40 ) ) )
      & ? [X8] :
          ( ssItem(X8)
          & ? [X9] :
              ( ssList(X9)
              & ? [X10] :
                  ( ssList(X10)
                  & ? [X11] :
                      ( ( ( memberP(X9,X11)
                          & ~ leq(X11,X8) )
                        | ( ~ leq(X8,X11)
                          & memberP(X10,X11) ) )
                      & ssItem(X11) )
                  & app(app(X9,cons(X8,nil)),X10) = sK38 ) ) )
      & sK40 = sK38
      & ssList(sK41)
      & sK41 = sK39 ) ),
    introduced(choice_axiom,[]) ).

fof(f317,plain,
    ( ? [X8] :
        ( ssItem(X8)
        & ? [X9] :
            ( ssList(X9)
            & ? [X10] :
                ( ssList(X10)
                & ? [X11] :
                    ( ( ( memberP(X9,X11)
                        & ~ leq(X11,X8) )
                      | ( ~ leq(X8,X11)
                        & memberP(X10,X11) ) )
                    & ssItem(X11) )
                & app(app(X9,cons(X8,nil)),X10) = sK38 ) ) )
   => ( ssItem(sK42)
      & ? [X9] :
          ( ssList(X9)
          & ? [X10] :
              ( ssList(X10)
              & ? [X11] :
                  ( ( ( memberP(X9,X11)
                      & ~ leq(X11,sK42) )
                    | ( ~ leq(sK42,X11)
                      & memberP(X10,X11) ) )
                  & ssItem(X11) )
              & app(app(X9,cons(sK42,nil)),X10) = sK38 ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f318,plain,
    ( ? [X9] :
        ( ssList(X9)
        & ? [X10] :
            ( ssList(X10)
            & ? [X11] :
                ( ( ( memberP(X9,X11)
                    & ~ leq(X11,sK42) )
                  | ( ~ leq(sK42,X11)
                    & memberP(X10,X11) ) )
                & ssItem(X11) )
            & app(app(X9,cons(sK42,nil)),X10) = sK38 ) )
   => ( ssList(sK43)
      & ? [X10] :
          ( ssList(X10)
          & ? [X11] :
              ( ( ( memberP(sK43,X11)
                  & ~ leq(X11,sK42) )
                | ( ~ leq(sK42,X11)
                  & memberP(X10,X11) ) )
              & ssItem(X11) )
          & sK38 = app(app(sK43,cons(sK42,nil)),X10) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f319,plain,
    ( ? [X10] :
        ( ssList(X10)
        & ? [X11] :
            ( ( ( memberP(sK43,X11)
                & ~ leq(X11,sK42) )
              | ( ~ leq(sK42,X11)
                & memberP(X10,X11) ) )
            & ssItem(X11) )
        & sK38 = app(app(sK43,cons(sK42,nil)),X10) )
   => ( ssList(sK44)
      & ? [X11] :
          ( ( ( memberP(sK43,X11)
              & ~ leq(X11,sK42) )
            | ( ~ leq(sK42,X11)
              & memberP(sK44,X11) ) )
          & ssItem(X11) )
      & app(app(sK43,cons(sK42,nil)),sK44) = sK38 ) ),
    introduced(choice_axiom,[]) ).

fof(f320,plain,
    ( ? [X11] :
        ( ( ( memberP(sK43,X11)
            & ~ leq(X11,sK42) )
          | ( ~ leq(sK42,X11)
            & memberP(sK44,X11) ) )
        & ssItem(X11) )
   => ( ( ( memberP(sK43,sK45)
          & ~ leq(sK45,sK42) )
        | ( ~ leq(sK42,sK45)
          & memberP(sK44,sK45) ) )
      & ssItem(sK45) ) ),
    introduced(choice_axiom,[]) ).

fof(f312,plain,
    ? [X0] :
      ( ? [X1] :
          ( ssList(X1)
          & ? [X2] :
              ( ? [X3] :
                  ( ! [X4] :
                      ( ~ ssItem(X4)
                      | ! [X5] :
                          ( ~ ssList(X5)
                          | ! [X6] :
                              ( ~ ssList(X6)
                              | ! [X7] :
                                  ( ( ( leq(X7,X4)
                                      | ~ memberP(X5,X7) )
                                    & ( leq(X4,X7)
                                      | ~ memberP(X6,X7) ) )
                                  | ~ ssItem(X7) )
                              | app(app(X5,cons(X4,nil)),X6) != X2 ) ) )
                  & ? [X8] :
                      ( ssItem(X8)
                      & ? [X9] :
                          ( ssList(X9)
                          & ? [X10] :
                              ( ssList(X10)
                              & ? [X11] :
                                  ( ( ( memberP(X9,X11)
                                      & ~ leq(X11,X8) )
                                    | ( ~ leq(X8,X11)
                                      & memberP(X10,X11) ) )
                                  & ssItem(X11) )
                              & app(app(X9,cons(X8,nil)),X10) = X0 ) ) )
                  & X0 = X2
                  & ssList(X3)
                  & X1 = X3 )
              & ssList(X2) ) )
      & ssList(X0) ),
    inference(rectify,[],[f154]) ).

fof(f154,plain,
    ? [X0] :
      ( ? [X1] :
          ( ssList(X1)
          & ? [X2] :
              ( ? [X3] :
                  ( ! [X8] :
                      ( ~ ssItem(X8)
                      | ! [X9] :
                          ( ~ ssList(X9)
                          | ! [X10] :
                              ( ~ ssList(X10)
                              | ! [X11] :
                                  ( ( ( leq(X11,X8)
                                      | ~ memberP(X9,X11) )
                                    & ( leq(X8,X11)
                                      | ~ memberP(X10,X11) ) )
                                  | ~ ssItem(X11) )
                              | app(app(X9,cons(X8,nil)),X10) != X2 ) ) )
                  & ? [X4] :
                      ( ssItem(X4)
                      & ? [X5] :
                          ( ssList(X5)
                          & ? [X6] :
                              ( ssList(X6)
                              & ? [X7] :
                                  ( ( ( memberP(X5,X7)
                                      & ~ leq(X7,X4) )
                                    | ( ~ leq(X4,X7)
                                      & memberP(X6,X7) ) )
                                  & ssItem(X7) )
                              & app(app(X5,cons(X4,nil)),X6) = X0 ) ) )
                  & X0 = X2
                  & ssList(X3)
                  & X1 = X3 )
              & ssList(X2) ) )
      & ssList(X0) ),
    inference(flattening,[],[f153]) ).

fof(f153,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ! [X8] :
                      ( ~ ssItem(X8)
                      | ! [X9] :
                          ( ~ ssList(X9)
                          | ! [X10] :
                              ( ~ ssList(X10)
                              | ! [X11] :
                                  ( ( ( leq(X11,X8)
                                      | ~ memberP(X9,X11) )
                                    & ( leq(X8,X11)
                                      | ~ memberP(X10,X11) ) )
                                  | ~ ssItem(X11) )
                              | app(app(X9,cons(X8,nil)),X10) != X2 ) ) )
                  & X1 = X3
                  & ? [X4] :
                      ( ? [X5] :
                          ( ? [X6] :
                              ( app(app(X5,cons(X4,nil)),X6) = X0
                              & ? [X7] :
                                  ( ( ( memberP(X5,X7)
                                      & ~ leq(X7,X4) )
                                    | ( ~ leq(X4,X7)
                                      & memberP(X6,X7) ) )
                                  & ssItem(X7) )
                              & ssList(X6) )
                          & ssList(X5) )
                      & ssItem(X4) )
                  & X0 = X2
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(ennf_transformation,[],[f98]) ).

fof(f98,plain,
    ~ ! [X0] :
        ( ssList(X0)
       => ! [X1] :
            ( ssList(X1)
           => ! [X2] :
                ( ssList(X2)
               => ! [X3] :
                    ( ssList(X3)
                   => ( ? [X8] :
                          ( ? [X9] :
                              ( ssList(X9)
                              & ? [X10] :
                                  ( ssList(X10)
                                  & ? [X11] :
                                      ( ssItem(X11)
                                      & ( ( memberP(X9,X11)
                                          & ~ leq(X11,X8) )
                                        | ( memberP(X10,X11)
                                          & ~ leq(X8,X11) ) ) )
                                  & app(app(X9,cons(X8,nil)),X10) = X2 ) )
                          & ssItem(X8) )
                      | X1 != X3
                      | ! [X4] :
                          ( ssItem(X4)
                         => ! [X5] :
                              ( ssList(X5)
                             => ! [X6] :
                                  ( ssList(X6)
                                 => ( app(app(X5,cons(X4,nil)),X6) != X0
                                    | ! [X7] :
                                        ( ssItem(X7)
                                       => ( ( leq(X4,X7)
                                            | ~ memberP(X6,X7) )
                                          & ( ~ memberP(X5,X7)
                                            | leq(X7,X4) ) ) ) ) ) ) )
                      | X0 != X2 ) ) ) ) ),
    inference(rectify,[],[f97]) ).

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

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

fof(f510,plain,
    ! [X6,X7,X4,X5] :
      ( ~ ssItem(X4)
      | ~ ssList(X5)
      | ~ ssList(X6)
      | leq(X7,X4)
      | ~ memberP(X5,X7)
      | ~ ssItem(X7)
      | app(app(X5,cons(X4,nil)),X6) != sK40 ),
    inference(cnf_transformation,[],[f321]) ).

fof(f637,plain,
    ( memberP(sK43,sK45)
    | ~ spl61_7 ),
    inference(avatar_component_clause,[],[f635]) ).

fof(f635,plain,
    ( spl61_7
  <=> memberP(sK43,sK45) ),
    introduced(avatar_definition,[new_symbols(naming,[spl61_7])]) ).

fof(f500,plain,
    app(app(sK43,cons(sK42,nil)),sK44) = sK38,
    inference(cnf_transformation,[],[f321]) ).

fof(f624,plain,
    ( ~ leq(sK45,sK42)
    | spl61_4 ),
    inference(avatar_component_clause,[],[f622]) ).

fof(f622,plain,
    ( spl61_4
  <=> leq(sK45,sK42) ),
    introduced(avatar_definition,[new_symbols(naming,[spl61_4])]) ).

fof(f508,plain,
    ssItem(sK42),
    inference(cnf_transformation,[],[f321]) ).

fof(f501,plain,
    ssItem(sK45),
    inference(cnf_transformation,[],[f321]) ).

fof(f507,plain,
    ssList(sK43),
    inference(cnf_transformation,[],[f321]) ).

fof(f506,plain,
    ssList(sK44),
    inference(cnf_transformation,[],[f321]) ).

fof(f757,plain,
    ( spl61_5
    | ~ spl61_6 ),
    inference(avatar_contradiction_clause,[],[f755]) ).

fof(f755,plain,
    ( $false
    | spl61_5
    | ~ spl61_6 ),
    inference(unit_resulting_resolution,[],[f501,f633,f628,f506,f507,f508,f500,f571]) ).

fof(f571,plain,
    ! [X6,X7,X4,X5] :
      ( app(app(X5,cons(X4,nil)),X6) != sK38
      | ~ ssItem(X4)
      | ~ ssList(X5)
      | ~ ssList(X6)
      | leq(X4,X7)
      | ~ memberP(X6,X7)
      | ~ ssItem(X7) ),
    inference(definition_unfolding,[],[f509,f499]) ).

fof(f509,plain,
    ! [X6,X7,X4,X5] :
      ( ~ ssItem(X4)
      | ~ ssList(X5)
      | ~ ssList(X6)
      | leq(X4,X7)
      | ~ memberP(X6,X7)
      | ~ ssItem(X7)
      | app(app(X5,cons(X4,nil)),X6) != sK40 ),
    inference(cnf_transformation,[],[f321]) ).

fof(f628,plain,
    ( ~ leq(sK42,sK45)
    | spl61_5 ),
    inference(avatar_component_clause,[],[f626]) ).

fof(f626,plain,
    ( spl61_5
  <=> leq(sK42,sK45) ),
    introduced(avatar_definition,[new_symbols(naming,[spl61_5])]) ).

fof(f633,plain,
    ( memberP(sK44,sK45)
    | ~ spl61_6 ),
    inference(avatar_component_clause,[],[f631]) ).

fof(f631,plain,
    ( spl61_6
  <=> memberP(sK44,sK45) ),
    introduced(avatar_definition,[new_symbols(naming,[spl61_6])]) ).

fof(f646,plain,
    ( spl61_6
    | ~ spl61_4 ),
    inference(avatar_split_clause,[],[f502,f622,f631]) ).

fof(f502,plain,
    ( ~ leq(sK45,sK42)
    | memberP(sK44,sK45) ),
    inference(cnf_transformation,[],[f321]) ).

fof(f645,plain,
    ( ~ spl61_5
    | spl61_7 ),
    inference(avatar_split_clause,[],[f505,f635,f626]) ).

fof(f505,plain,
    ( memberP(sK43,sK45)
    | ~ leq(sK42,sK45) ),
    inference(cnf_transformation,[],[f321]) ).

fof(f638,plain,
    ( spl61_6
    | spl61_7 ),
    inference(avatar_split_clause,[],[f504,f635,f631]) ).

fof(f504,plain,
    ( memberP(sK43,sK45)
    | memberP(sK44,sK45) ),
    inference(cnf_transformation,[],[f321]) ).

fof(f629,plain,
    ( ~ spl61_4
    | ~ spl61_5 ),
    inference(avatar_split_clause,[],[f503,f626,f622]) ).

fof(f503,plain,
    ( ~ leq(sK42,sK45)
    | ~ leq(sK45,sK42) ),
    inference(cnf_transformation,[],[f321]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem    : SWC279+1 : TPTP v8.1.0. Released v2.4.0.
% 0.04/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.13/0.34  % Computer : n025.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit   : 300
% 0.13/0.34  % WCLimit    : 300
% 0.13/0.34  % DateTime   : Tue Aug 30 18:51:15 EDT 2022
% 0.13/0.34  % CPUTime    : 
% 0.19/0.44  % (10225)ott+10_1:32_abs=on:br=off:urr=ec_only:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.19/0.49  % (10249)ott+10_1:1_kws=precedence:tgt=ground:i=482:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/482Mi)
% 0.19/0.50  % (10235)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.19/0.50  % (10232)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 0.19/0.50  % (10232)Instruction limit reached!
% 0.19/0.50  % (10232)------------------------------
% 0.19/0.50  % (10232)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.50  % (10240)dis+34_1:32_abs=on:add=off:bsr=on:gsp=on:sp=weighted_frequency:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.19/0.50  % (10232)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.50  % (10232)Termination reason: Unknown
% 0.19/0.50  % (10232)Termination phase: shuffling
% 0.19/0.50  
% 0.19/0.50  % (10232)Memory used [KB]: 1151
% 0.19/0.50  % (10232)Time elapsed: 0.003 s
% 0.19/0.50  % (10232)Instructions burned: 3 (million)
% 0.19/0.50  % (10232)------------------------------
% 0.19/0.50  % (10232)------------------------------
% 0.19/0.51  % (10234)ott+2_1:1_fsr=off:gsp=on:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.19/0.51  % (10237)ott+10_1:5_bd=off:tgt=full:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.19/0.51  % (10225)First to succeed.
% 0.19/0.51  % (10230)fmb+10_1:1_fmbsr=2.0:nm=4:skr=on:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.19/0.52  % (10225)Refutation found. Thanks to Tanya!
% 0.19/0.52  % SZS status Theorem for theBenchmark
% 0.19/0.52  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.52  % (10225)------------------------------
% 0.19/0.52  % (10225)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.52  % (10225)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.52  % (10225)Termination reason: Refutation
% 0.19/0.52  
% 0.19/0.52  % (10225)Memory used [KB]: 6268
% 0.19/0.52  % (10225)Time elapsed: 0.123 s
% 0.19/0.52  % (10225)Instructions burned: 29 (million)
% 0.19/0.52  % (10225)------------------------------
% 0.19/0.52  % (10225)------------------------------
% 0.19/0.52  % (10220)Success in time 0.17 s
%------------------------------------------------------------------------------