TSTP Solution File: SWC004+1 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : SWC004+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_uns --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 18:38:09 EDT 2022

% Result   : Theorem 0.19s 0.53s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :   23
% Syntax   : Number of formulae    :   77 (   8 unt;   0 def)
%            Number of atoms       :  503 ( 135 equ)
%            Maximal formula atoms :   40 (   6 avg)
%            Number of connectives :  650 ( 224   ~; 198   |; 181   &)
%                                         (  13 <=>;  34  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   23 (   7 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :   16 (  14 usr;  12 prp; 0-2 aty)
%            Number of functors    :   10 (  10 usr;   8 con; 0-2 aty)
%            Number of variables   :  168 (  89   !;  79   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1070,plain,
    $false,
    inference(avatar_sat_refutation,[],[f634,f652,f653,f659,f666,f667,f668,f671,f699,f838,f924,f1053]) ).

fof(f1053,plain,
    ( ~ spl54_8
    | ~ spl54_6
    | ~ spl54_46 ),
    inference(avatar_split_clause,[],[f1014,f904,f621,f631]) ).

fof(f631,plain,
    ( spl54_8
  <=> ssItem(sK35) ),
    introduced(avatar_definition,[new_symbols(naming,[spl54_8])]) ).

fof(f621,plain,
    ( spl54_6
  <=> ssList(nil) ),
    introduced(avatar_definition,[new_symbols(naming,[spl54_6])]) ).

fof(f904,plain,
    ( spl54_46
  <=> nil = cons(sK35,nil) ),
    introduced(avatar_definition,[new_symbols(naming,[spl54_46])]) ).

fof(f1014,plain,
    ( ~ ssList(nil)
    | ~ ssItem(sK35)
    | ~ spl54_46 ),
    inference(trivial_inequality_removal,[],[f1011]) ).

fof(f1011,plain,
    ( nil != nil
    | ~ ssList(nil)
    | ~ ssItem(sK35)
    | ~ spl54_46 ),
    inference(superposition,[],[f513,f906]) ).

fof(f906,plain,
    ( nil = cons(sK35,nil)
    | ~ spl54_46 ),
    inference(avatar_component_clause,[],[f904]) ).

fof(f513,plain,
    ! [X0,X1] :
      ( cons(X1,X0) != X0
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f173]) ).

fof(f173,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | ! [X1] :
          ( cons(X1,X0) != X0
          | ~ ssItem(X1) ) ),
    inference(ennf_transformation,[],[f18]) ).

fof(f18,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssItem(X1)
         => cons(X1,X0) != X0 ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax18) ).

fof(f924,plain,
    ( ~ spl54_6
    | ~ spl54_19
    | spl54_46
    | spl54_18 ),
    inference(avatar_split_clause,[],[f918,f692,f904,f696,f621]) ).

fof(f696,plain,
    ( spl54_19
  <=> ssList(cons(sK35,nil)) ),
    introduced(avatar_definition,[new_symbols(naming,[spl54_19])]) ).

fof(f692,plain,
    ( spl54_18
  <=> neq(cons(sK35,nil),nil) ),
    introduced(avatar_definition,[new_symbols(naming,[spl54_18])]) ).

fof(f918,plain,
    ( nil = cons(sK35,nil)
    | ~ ssList(cons(sK35,nil))
    | ~ ssList(nil)
    | spl54_18 ),
    inference(resolution,[],[f530,f694]) ).

fof(f694,plain,
    ( ~ neq(cons(sK35,nil),nil)
    | spl54_18 ),
    inference(avatar_component_clause,[],[f692]) ).

fof(f530,plain,
    ! [X0,X1] :
      ( neq(X0,X1)
      | X0 = X1
      | ~ ssList(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f327]) ).

fof(f327,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | ! [X1] :
          ( ( ( X0 != X1
              | ~ neq(X0,X1) )
            & ( neq(X0,X1)
              | X0 = X1 ) )
          | ~ ssList(X1) ) ),
    inference(nnf_transformation,[],[f180]) ).

fof(f180,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | ! [X1] :
          ( ( X0 != X1
          <=> neq(X0,X1) )
          | ~ ssList(X1) ) ),
    inference(ennf_transformation,[],[f15]) ).

fof(f15,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ( X0 != X1
          <=> neq(X0,X1) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax15) ).

fof(f838,plain,
    ( ~ spl54_6
    | ~ spl54_8
    | spl54_19 ),
    inference(avatar_split_clause,[],[f837,f696,f631,f621]) ).

fof(f837,plain,
    ( ~ ssItem(sK35)
    | ~ ssList(nil)
    | spl54_19 ),
    inference(resolution,[],[f548,f698]) ).

fof(f698,plain,
    ( ~ ssList(cons(sK35,nil))
    | spl54_19 ),
    inference(avatar_component_clause,[],[f696]) ).

fof(f548,plain,
    ! [X0,X1] :
      ( ssList(cons(X1,X0))
      | ~ ssItem(X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f174]) ).

fof(f174,plain,
    ! [X0] :
      ( ! [X1] :
          ( ssList(cons(X1,X0))
          | ~ ssItem(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f16]) ).

fof(f16,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssItem(X1)
         => ssList(cons(X1,X0)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax16) ).

fof(f699,plain,
    ( ~ spl54_18
    | ~ spl54_19
    | ~ spl54_12
    | ~ spl54_2
    | ~ spl54_3
    | ~ spl54_4
    | ~ spl54_10 ),
    inference(avatar_split_clause,[],[f690,f640,f613,f608,f603,f649,f696,f692]) ).

fof(f649,plain,
    ( spl54_12
  <=> ssList(sK37) ),
    introduced(avatar_definition,[new_symbols(naming,[spl54_12])]) ).

fof(f603,plain,
    ( spl54_2
  <=> ssList(sK36) ),
    introduced(avatar_definition,[new_symbols(naming,[spl54_2])]) ).

fof(f608,plain,
    ( spl54_3
  <=> sK34 = app(app(sK36,cons(sK35,nil)),sK37) ),
    introduced(avatar_definition,[new_symbols(naming,[spl54_3])]) ).

fof(f613,plain,
    ( spl54_4
  <=> app(sK36,sK37) = sK31 ),
    introduced(avatar_definition,[new_symbols(naming,[spl54_4])]) ).

fof(f640,plain,
    ( spl54_10
  <=> ! [X6,X4,X5] :
        ( app(app(X4,X5),X6) != sK34
        | app(X4,X6) != sK31
        | ~ ssList(X6)
        | ~ neq(X5,nil)
        | ~ ssList(X4)
        | ~ ssList(X5) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl54_10])]) ).

fof(f690,plain,
    ( ~ ssList(sK36)
    | ~ ssList(sK37)
    | ~ ssList(cons(sK35,nil))
    | ~ neq(cons(sK35,nil),nil)
    | ~ spl54_3
    | ~ spl54_4
    | ~ spl54_10 ),
    inference(trivial_inequality_removal,[],[f689]) ).

fof(f689,plain,
    ( ~ ssList(sK37)
    | ~ ssList(sK36)
    | sK31 != sK31
    | ~ ssList(cons(sK35,nil))
    | ~ neq(cons(sK35,nil),nil)
    | ~ spl54_3
    | ~ spl54_4
    | ~ spl54_10 ),
    inference(forward_demodulation,[],[f676,f615]) ).

fof(f615,plain,
    ( app(sK36,sK37) = sK31
    | ~ spl54_4 ),
    inference(avatar_component_clause,[],[f613]) ).

fof(f676,plain,
    ( ~ ssList(cons(sK35,nil))
    | ~ ssList(sK37)
    | ~ neq(cons(sK35,nil),nil)
    | app(sK36,sK37) != sK31
    | ~ ssList(sK36)
    | ~ spl54_3
    | ~ spl54_10 ),
    inference(trivial_inequality_removal,[],[f675]) ).

fof(f675,plain,
    ( sK34 != sK34
    | ~ neq(cons(sK35,nil),nil)
    | ~ ssList(sK36)
    | ~ ssList(sK37)
    | app(sK36,sK37) != sK31
    | ~ ssList(cons(sK35,nil))
    | ~ spl54_3
    | ~ spl54_10 ),
    inference(superposition,[],[f641,f610]) ).

fof(f610,plain,
    ( sK34 = app(app(sK36,cons(sK35,nil)),sK37)
    | ~ spl54_3 ),
    inference(avatar_component_clause,[],[f608]) ).

fof(f641,plain,
    ( ! [X6,X4,X5] :
        ( app(app(X4,X5),X6) != sK34
        | ~ ssList(X6)
        | app(X4,X6) != sK31
        | ~ ssList(X5)
        | ~ ssList(X4)
        | ~ neq(X5,nil) )
    | ~ spl54_10 ),
    inference(avatar_component_clause,[],[f640]) ).

fof(f671,plain,
    ( spl54_2
    | ~ spl54_1 ),
    inference(avatar_split_clause,[],[f458,f599,f603]) ).

fof(f599,plain,
    ( spl54_1
  <=> neq(sK34,nil) ),
    introduced(avatar_definition,[new_symbols(naming,[spl54_1])]) ).

fof(f458,plain,
    ( ~ neq(sK34,nil)
    | ssList(sK36) ),
    inference(cnf_transformation,[],[f302]) ).

fof(f302,plain,
    ( ssList(sK32)
    & ssList(sK33)
    & sK32 = sK34
    & ( ( ! [X4] :
            ( ~ ssList(X4)
            | ! [X5] :
                ( ! [X6] :
                    ( app(app(X4,X5),X6) != sK32
                    | ~ neq(X5,nil)
                    | app(X4,X6) != sK31
                    | ~ ssList(X6) )
                | ~ ssList(X5) ) )
        & neq(sK32,nil)
        & ssList(sK37)
        & sK33 = app(sK36,sK37)
        & sK34 = app(app(sK36,cons(sK35,nil)),sK37)
        & ssList(sK36)
        & ssItem(sK35) )
      | ( ~ neq(sK34,nil)
        & neq(sK32,nil) ) )
    & sK33 = sK31
    & ssList(sK34)
    & ssList(sK31) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK31,sK32,sK33,sK34,sK35,sK36,sK37])],[f294,f301,f300,f299,f298,f297,f296,f295]) ).

fof(f295,plain,
    ( ? [X0] :
        ( ? [X1] :
            ( ssList(X1)
            & ? [X2] :
                ( ssList(X2)
                & ? [X3] :
                    ( X1 = X3
                    & ( ( ! [X4] :
                            ( ~ ssList(X4)
                            | ! [X5] :
                                ( ! [X6] :
                                    ( app(app(X4,X5),X6) != X1
                                    | ~ neq(X5,nil)
                                    | app(X4,X6) != X0
                                    | ~ ssList(X6) )
                                | ~ ssList(X5) ) )
                        & neq(X1,nil)
                        & ? [X7] :
                            ( ? [X8] :
                                ( ? [X9] :
                                    ( ssList(X9)
                                    & app(X8,X9) = X2
                                    & app(app(X8,cons(X7,nil)),X9) = X3 )
                                & ssList(X8) )
                            & ssItem(X7) ) )
                      | ( ~ neq(X3,nil)
                        & neq(X1,nil) ) )
                    & X0 = X2
                    & ssList(X3) ) ) )
        & ssList(X0) )
   => ( ? [X1] :
          ( ssList(X1)
          & ? [X2] :
              ( ssList(X2)
              & ? [X3] :
                  ( X1 = X3
                  & ( ( ! [X4] :
                          ( ~ ssList(X4)
                          | ! [X5] :
                              ( ! [X6] :
                                  ( app(app(X4,X5),X6) != X1
                                  | ~ neq(X5,nil)
                                  | app(X4,X6) != sK31
                                  | ~ ssList(X6) )
                              | ~ ssList(X5) ) )
                      & neq(X1,nil)
                      & ? [X7] :
                          ( ? [X8] :
                              ( ? [X9] :
                                  ( ssList(X9)
                                  & app(X8,X9) = X2
                                  & app(app(X8,cons(X7,nil)),X9) = X3 )
                              & ssList(X8) )
                          & ssItem(X7) ) )
                    | ( ~ neq(X3,nil)
                      & neq(X1,nil) ) )
                  & sK31 = X2
                  & ssList(X3) ) ) )
      & ssList(sK31) ) ),
    introduced(choice_axiom,[]) ).

fof(f296,plain,
    ( ? [X1] :
        ( ssList(X1)
        & ? [X2] :
            ( ssList(X2)
            & ? [X3] :
                ( X1 = X3
                & ( ( ! [X4] :
                        ( ~ ssList(X4)
                        | ! [X5] :
                            ( ! [X6] :
                                ( app(app(X4,X5),X6) != X1
                                | ~ neq(X5,nil)
                                | app(X4,X6) != sK31
                                | ~ ssList(X6) )
                            | ~ ssList(X5) ) )
                    & neq(X1,nil)
                    & ? [X7] :
                        ( ? [X8] :
                            ( ? [X9] :
                                ( ssList(X9)
                                & app(X8,X9) = X2
                                & app(app(X8,cons(X7,nil)),X9) = X3 )
                            & ssList(X8) )
                        & ssItem(X7) ) )
                  | ( ~ neq(X3,nil)
                    & neq(X1,nil) ) )
                & sK31 = X2
                & ssList(X3) ) ) )
   => ( ssList(sK32)
      & ? [X2] :
          ( ssList(X2)
          & ? [X3] :
              ( sK32 = X3
              & ( ( ! [X4] :
                      ( ~ ssList(X4)
                      | ! [X5] :
                          ( ! [X6] :
                              ( app(app(X4,X5),X6) != sK32
                              | ~ neq(X5,nil)
                              | app(X4,X6) != sK31
                              | ~ ssList(X6) )
                          | ~ ssList(X5) ) )
                  & neq(sK32,nil)
                  & ? [X7] :
                      ( ? [X8] :
                          ( ? [X9] :
                              ( ssList(X9)
                              & app(X8,X9) = X2
                              & app(app(X8,cons(X7,nil)),X9) = X3 )
                          & ssList(X8) )
                      & ssItem(X7) ) )
                | ( ~ neq(X3,nil)
                  & neq(sK32,nil) ) )
              & sK31 = X2
              & ssList(X3) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f297,plain,
    ( ? [X2] :
        ( ssList(X2)
        & ? [X3] :
            ( sK32 = X3
            & ( ( ! [X4] :
                    ( ~ ssList(X4)
                    | ! [X5] :
                        ( ! [X6] :
                            ( app(app(X4,X5),X6) != sK32
                            | ~ neq(X5,nil)
                            | app(X4,X6) != sK31
                            | ~ ssList(X6) )
                        | ~ ssList(X5) ) )
                & neq(sK32,nil)
                & ? [X7] :
                    ( ? [X8] :
                        ( ? [X9] :
                            ( ssList(X9)
                            & app(X8,X9) = X2
                            & app(app(X8,cons(X7,nil)),X9) = X3 )
                        & ssList(X8) )
                    & ssItem(X7) ) )
              | ( ~ neq(X3,nil)
                & neq(sK32,nil) ) )
            & sK31 = X2
            & ssList(X3) ) )
   => ( ssList(sK33)
      & ? [X3] :
          ( sK32 = X3
          & ( ( ! [X4] :
                  ( ~ ssList(X4)
                  | ! [X5] :
                      ( ! [X6] :
                          ( app(app(X4,X5),X6) != sK32
                          | ~ neq(X5,nil)
                          | app(X4,X6) != sK31
                          | ~ ssList(X6) )
                      | ~ ssList(X5) ) )
              & neq(sK32,nil)
              & ? [X7] :
                  ( ? [X8] :
                      ( ? [X9] :
                          ( ssList(X9)
                          & app(X8,X9) = sK33
                          & app(app(X8,cons(X7,nil)),X9) = X3 )
                      & ssList(X8) )
                  & ssItem(X7) ) )
            | ( ~ neq(X3,nil)
              & neq(sK32,nil) ) )
          & sK33 = sK31
          & ssList(X3) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f298,plain,
    ( ? [X3] :
        ( sK32 = X3
        & ( ( ! [X4] :
                ( ~ ssList(X4)
                | ! [X5] :
                    ( ! [X6] :
                        ( app(app(X4,X5),X6) != sK32
                        | ~ neq(X5,nil)
                        | app(X4,X6) != sK31
                        | ~ ssList(X6) )
                    | ~ ssList(X5) ) )
            & neq(sK32,nil)
            & ? [X7] :
                ( ? [X8] :
                    ( ? [X9] :
                        ( ssList(X9)
                        & app(X8,X9) = sK33
                        & app(app(X8,cons(X7,nil)),X9) = X3 )
                    & ssList(X8) )
                & ssItem(X7) ) )
          | ( ~ neq(X3,nil)
            & neq(sK32,nil) ) )
        & sK33 = sK31
        & ssList(X3) )
   => ( sK32 = sK34
      & ( ( ! [X4] :
              ( ~ ssList(X4)
              | ! [X5] :
                  ( ! [X6] :
                      ( app(app(X4,X5),X6) != sK32
                      | ~ neq(X5,nil)
                      | app(X4,X6) != sK31
                      | ~ ssList(X6) )
                  | ~ ssList(X5) ) )
          & neq(sK32,nil)
          & ? [X7] :
              ( ? [X8] :
                  ( ? [X9] :
                      ( ssList(X9)
                      & app(X8,X9) = sK33
                      & app(app(X8,cons(X7,nil)),X9) = sK34 )
                  & ssList(X8) )
              & ssItem(X7) ) )
        | ( ~ neq(sK34,nil)
          & neq(sK32,nil) ) )
      & sK33 = sK31
      & ssList(sK34) ) ),
    introduced(choice_axiom,[]) ).

fof(f299,plain,
    ( ? [X7] :
        ( ? [X8] :
            ( ? [X9] :
                ( ssList(X9)
                & app(X8,X9) = sK33
                & app(app(X8,cons(X7,nil)),X9) = sK34 )
            & ssList(X8) )
        & ssItem(X7) )
   => ( ? [X8] :
          ( ? [X9] :
              ( ssList(X9)
              & app(X8,X9) = sK33
              & sK34 = app(app(X8,cons(sK35,nil)),X9) )
          & ssList(X8) )
      & ssItem(sK35) ) ),
    introduced(choice_axiom,[]) ).

fof(f300,plain,
    ( ? [X8] :
        ( ? [X9] :
            ( ssList(X9)
            & app(X8,X9) = sK33
            & sK34 = app(app(X8,cons(sK35,nil)),X9) )
        & ssList(X8) )
   => ( ? [X9] :
          ( ssList(X9)
          & app(sK36,X9) = sK33
          & sK34 = app(app(sK36,cons(sK35,nil)),X9) )
      & ssList(sK36) ) ),
    introduced(choice_axiom,[]) ).

fof(f301,plain,
    ( ? [X9] :
        ( ssList(X9)
        & app(sK36,X9) = sK33
        & sK34 = app(app(sK36,cons(sK35,nil)),X9) )
   => ( ssList(sK37)
      & sK33 = app(sK36,sK37)
      & sK34 = app(app(sK36,cons(sK35,nil)),sK37) ) ),
    introduced(choice_axiom,[]) ).

fof(f294,plain,
    ? [X0] :
      ( ? [X1] :
          ( ssList(X1)
          & ? [X2] :
              ( ssList(X2)
              & ? [X3] :
                  ( X1 = X3
                  & ( ( ! [X4] :
                          ( ~ ssList(X4)
                          | ! [X5] :
                              ( ! [X6] :
                                  ( app(app(X4,X5),X6) != X1
                                  | ~ neq(X5,nil)
                                  | app(X4,X6) != X0
                                  | ~ ssList(X6) )
                              | ~ ssList(X5) ) )
                      & neq(X1,nil)
                      & ? [X7] :
                          ( ? [X8] :
                              ( ? [X9] :
                                  ( ssList(X9)
                                  & app(X8,X9) = X2
                                  & app(app(X8,cons(X7,nil)),X9) = X3 )
                              & ssList(X8) )
                          & ssItem(X7) ) )
                    | ( ~ neq(X3,nil)
                      & neq(X1,nil) ) )
                  & X0 = X2
                  & ssList(X3) ) ) )
      & ssList(X0) ),
    inference(rectify,[],[f122]) ).

fof(f122,plain,
    ? [X0] :
      ( ? [X1] :
          ( ssList(X1)
          & ? [X2] :
              ( ssList(X2)
              & ? [X3] :
                  ( X1 = X3
                  & ( ( ! [X7] :
                          ( ~ ssList(X7)
                          | ! [X8] :
                              ( ! [X9] :
                                  ( app(app(X7,X8),X9) != X1
                                  | ~ neq(X8,nil)
                                  | app(X7,X9) != X0
                                  | ~ ssList(X9) )
                              | ~ ssList(X8) ) )
                      & neq(X1,nil)
                      & ? [X4] :
                          ( ? [X5] :
                              ( ? [X6] :
                                  ( ssList(X6)
                                  & app(X5,X6) = X2
                                  & app(app(X5,cons(X4,nil)),X6) = X3 )
                              & ssList(X5) )
                          & ssItem(X4) ) )
                    | ( ~ neq(X3,nil)
                      & neq(X1,nil) ) )
                  & X0 = X2
                  & ssList(X3) ) ) )
      & ssList(X0) ),
    inference(flattening,[],[f121]) ).

fof(f121,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( X1 = X3
                  & ( ( ? [X4] :
                          ( ? [X5] :
                              ( ? [X6] :
                                  ( app(app(X5,cons(X4,nil)),X6) = X3
                                  & app(X5,X6) = X2
                                  & ssList(X6) )
                              & ssList(X5) )
                          & ssItem(X4) )
                      & ! [X7] :
                          ( ~ ssList(X7)
                          | ! [X8] :
                              ( ! [X9] :
                                  ( app(app(X7,X8),X9) != X1
                                  | ~ neq(X8,nil)
                                  | app(X7,X9) != X0
                                  | ~ ssList(X9) )
                              | ~ ssList(X8) ) )
                      & neq(X1,nil) )
                    | ( ~ neq(X3,nil)
                      & neq(X1,nil) ) )
                  & 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)
                   => ( X1 != X3
                      | ( ( ! [X4] :
                              ( ssItem(X4)
                             => ! [X5] :
                                  ( ssList(X5)
                                 => ! [X6] :
                                      ( ssList(X6)
                                     => ( app(app(X5,cons(X4,nil)),X6) != X3
                                        | app(X5,X6) != X2 ) ) ) )
                          | ? [X7] :
                              ( ssList(X7)
                              & ? [X8] :
                                  ( ssList(X8)
                                  & ? [X9] :
                                      ( ssList(X9)
                                      & app(app(X7,X8),X9) = X1
                                      & app(X7,X9) = X0
                                      & neq(X8,nil) ) ) )
                          | ~ neq(X1,nil) )
                        & ( ~ neq(X1,nil)
                          | neq(X3,nil) ) )
                      | X0 != X2 ) ) ) ) ),
    inference(rectify,[],[f97]) ).

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

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

fof(f668,plain,
    ( ~ spl54_1
    | spl54_4 ),
    inference(avatar_split_clause,[],[f558,f613,f599]) ).

fof(f558,plain,
    ( app(sK36,sK37) = sK31
    | ~ neq(sK34,nil) ),
    inference(definition_unfolding,[],[f462,f454]) ).

fof(f454,plain,
    sK33 = sK31,
    inference(cnf_transformation,[],[f302]) ).

fof(f462,plain,
    ( sK33 = app(sK36,sK37)
    | ~ neq(sK34,nil) ),
    inference(cnf_transformation,[],[f302]) ).

fof(f667,plain,
    spl54_1,
    inference(avatar_split_clause,[],[f590,f599]) ).

fof(f590,plain,
    neq(sK34,nil),
    inference(duplicate_literal_removal,[],[f556]) ).

fof(f556,plain,
    ( neq(sK34,nil)
    | neq(sK34,nil) ),
    inference(definition_unfolding,[],[f465,f469,f469]) ).

fof(f469,plain,
    sK32 = sK34,
    inference(cnf_transformation,[],[f302]) ).

fof(f465,plain,
    ( neq(sK32,nil)
    | neq(sK32,nil) ),
    inference(cnf_transformation,[],[f302]) ).

fof(f666,plain,
    ( ~ spl54_1
    | spl54_3 ),
    inference(avatar_split_clause,[],[f460,f608,f599]) ).

fof(f460,plain,
    ( sK34 = app(app(sK36,cons(sK35,nil)),sK37)
    | ~ neq(sK34,nil) ),
    inference(cnf_transformation,[],[f302]) ).

fof(f659,plain,
    ( ~ spl54_1
    | spl54_10 ),
    inference(avatar_split_clause,[],[f553,f640,f599]) ).

fof(f553,plain,
    ! [X6,X4,X5] :
      ( app(app(X4,X5),X6) != sK34
      | ~ ssList(X5)
      | app(X4,X6) != sK31
      | ~ neq(X5,nil)
      | ~ neq(sK34,nil)
      | ~ ssList(X4)
      | ~ ssList(X6) ),
    inference(definition_unfolding,[],[f468,f469]) ).

fof(f468,plain,
    ! [X6,X4,X5] :
      ( ~ ssList(X4)
      | app(app(X4,X5),X6) != sK32
      | ~ neq(X5,nil)
      | app(X4,X6) != sK31
      | ~ ssList(X6)
      | ~ ssList(X5)
      | ~ neq(sK34,nil) ),
    inference(cnf_transformation,[],[f302]) ).

fof(f653,plain,
    spl54_6,
    inference(avatar_split_clause,[],[f495,f621]) ).

fof(f495,plain,
    ssList(nil),
    inference(cnf_transformation,[],[f17]) ).

fof(f17,axiom,
    ssList(nil),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax17) ).

fof(f652,plain,
    ( spl54_12
    | ~ spl54_1 ),
    inference(avatar_split_clause,[],[f464,f599,f649]) ).

fof(f464,plain,
    ( ~ neq(sK34,nil)
    | ssList(sK37) ),
    inference(cnf_transformation,[],[f302]) ).

fof(f634,plain,
    ( spl54_8
    | ~ spl54_1 ),
    inference(avatar_split_clause,[],[f456,f599,f631]) ).

fof(f456,plain,
    ( ~ neq(sK34,nil)
    | ssItem(sK35) ),
    inference(cnf_transformation,[],[f302]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem    : SWC004+1 : TPTP v8.1.0. Released v2.4.0.
% 0.03/0.14  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.14/0.35  % Computer : n012.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit   : 300
% 0.14/0.35  % WCLimit    : 300
% 0.14/0.35  % DateTime   : Tue Aug 30 17:52:20 EDT 2022
% 0.14/0.35  % CPUTime    : 
% 0.19/0.48  % (22627)dis-10_3:2_amm=sco:ep=RS:fsr=off:nm=10:sd=2:sos=on:ss=axioms:st=3.0:i=11:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/11Mi)
% 0.19/0.48  % (22636)dis+21_1:1_aac=none:abs=on:er=known:fde=none:fsr=off:nwc=5.0:s2a=on:s2at=4.0:sp=const_frequency:to=lpo:urr=ec_only:i=25:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/25Mi)
% 0.19/0.49  % (22619)lrs+10_1:2_br=off:nm=4:ss=included:urr=on:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.19/0.49  % (22620)lrs+10_1:4_av=off:bs=unit_only:bsr=unit_only:ep=RS:s2a=on:sos=on:sp=frequency:to=lpo:i=16:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/16Mi)
% 0.19/0.50  % (22627)Refutation not found, incomplete strategy% (22627)------------------------------
% 0.19/0.50  % (22627)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.50  % (22631)dis+1010_2:3_fs=off:fsr=off:nm=0:nwc=5.0:s2a=on:s2agt=32:i=82:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/82Mi)
% 0.19/0.50  % (22622)lrs+10_1:1_ins=3:sp=reverse_frequency:spb=goal:to=lpo:i=3:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/3Mi)
% 0.19/0.50  % (22619)Instruction limit reached!
% 0.19/0.50  % (22619)------------------------------
% 0.19/0.50  % (22619)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.50  % (22619)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.50  % (22619)Termination reason: Unknown
% 0.19/0.50  % (22619)Termination phase: Saturation
% 0.19/0.50  
% 0.19/0.50  % (22619)Memory used [KB]: 6140
% 0.19/0.50  % (22619)Time elapsed: 0.114 s
% 0.19/0.50  % (22619)Instructions burned: 7 (million)
% 0.19/0.50  % (22619)------------------------------
% 0.19/0.50  % (22619)------------------------------
% 0.19/0.51  % (22627)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.51  % (22627)Termination reason: Refutation not found, incomplete strategy
% 0.19/0.51  
% 0.19/0.51  % (22627)Memory used [KB]: 6012
% 0.19/0.51  % (22627)Time elapsed: 0.113 s
% 0.19/0.51  % (22627)Instructions burned: 3 (million)
% 0.19/0.51  % (22627)------------------------------
% 0.19/0.51  % (22627)------------------------------
% 0.19/0.51  % (22622)Instruction limit reached!
% 0.19/0.51  % (22622)------------------------------
% 0.19/0.51  % (22622)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.51  % (22622)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.51  % (22622)Termination reason: Unknown
% 0.19/0.51  % (22622)Termination phase: Preprocessing 2
% 0.19/0.51  
% 0.19/0.51  % (22622)Memory used [KB]: 1535
% 0.19/0.51  % (22622)Time elapsed: 0.006 s
% 0.19/0.51  % (22622)Instructions burned: 3 (million)
% 0.19/0.51  % (22622)------------------------------
% 0.19/0.51  % (22622)------------------------------
% 0.19/0.51  % (22614)dis+1010_1:50_awrs=decay:awrsf=128:nwc=10.0:s2pl=no:sp=frequency:ss=axioms:i=39:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/39Mi)
% 0.19/0.51  % (22620)Instruction limit reached!
% 0.19/0.51  % (22620)------------------------------
% 0.19/0.51  % (22620)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.51  % (22620)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.51  % (22620)Termination reason: Unknown
% 0.19/0.51  % (22620)Termination phase: Saturation
% 0.19/0.51  
% 0.19/0.51  % (22620)Memory used [KB]: 2046
% 0.19/0.51  % (22620)Time elapsed: 0.113 s
% 0.19/0.51  % (22620)Instructions burned: 18 (million)
% 0.19/0.51  % (22620)------------------------------
% 0.19/0.51  % (22620)------------------------------
% 0.19/0.52  % (22636)Instruction limit reached!
% 0.19/0.52  % (22636)------------------------------
% 0.19/0.52  % (22636)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.52  % (22636)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.52  % (22636)Termination reason: Unknown
% 0.19/0.52  % (22636)Termination phase: Saturation
% 0.19/0.52  
% 0.19/0.52  % (22636)Memory used [KB]: 6652
% 0.19/0.52  % (22636)Time elapsed: 0.111 s
% 0.19/0.52  % (22636)Instructions burned: 25 (million)
% 0.19/0.52  % (22636)------------------------------
% 0.19/0.52  % (22636)------------------------------
% 0.19/0.52  % (22612)dis+21_1:1_av=off:sos=on:sp=frequency:ss=included:to=lpo:i=15:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/15Mi)
% 0.19/0.52  % (22607)dis+1002_1:12_drc=off:fd=preordered:tgt=full:i=99978:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99978Mi)
% 0.19/0.53  % (22631)First to succeed.
% 0.19/0.53  % (22637)dis+2_3:1_aac=none:abs=on:ep=R:lcm=reverse:nwc=10.0:sos=on:sp=const_frequency:spb=units:urr=ec_only:i=8:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/8Mi)
% 0.19/0.53  % (22611)lrs+10_1:1024_nm=0:nwc=5.0:ss=axioms:i=13:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/13Mi)
% 0.19/0.53  % (22615)lrs+2_1:1_lcm=reverse:lma=on:sos=all:spb=goal_then_units:ss=included:urr=on:i=39:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/39Mi)
% 0.19/0.53  % (22631)Refutation found. Thanks to Tanya!
% 0.19/0.53  % SZS status Theorem for theBenchmark
% 0.19/0.53  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.53  % (22631)------------------------------
% 0.19/0.53  % (22631)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.53  % (22631)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.53  % (22631)Termination reason: Refutation
% 0.19/0.53  
% 0.19/0.53  % (22631)Memory used [KB]: 6652
% 0.19/0.53  % (22631)Time elapsed: 0.073 s
% 0.19/0.53  % (22631)Instructions burned: 19 (million)
% 0.19/0.53  % (22631)------------------------------
% 0.19/0.53  % (22631)------------------------------
% 0.19/0.53  % (22602)Success in time 0.174 s
%------------------------------------------------------------------------------