TSTP Solution File: SWC076+1 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : SWC076+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 : n027.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 18:38:38 EDT 2022

% Result   : Theorem 1.92s 0.61s
% Output   : Refutation 1.92s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   16
%            Number of leaves      :   13
% Syntax   : Number of formulae    :   53 (  15 unt;   0 def)
%            Number of atoms       :  565 ( 203 equ)
%            Maximal formula atoms :   56 (  10 avg)
%            Number of connectives :  833 ( 321   ~; 263   |; 220   &)
%                                         (   4 <=>;  25  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   30 (   9 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    7 (   5 usr;   1 prp; 0-2 aty)
%            Number of functors    :   11 (  11 usr;   7 con; 0-2 aty)
%            Number of variables   :  239 ( 159   !;  80   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f414,plain,
    $false,
    inference(unit_resulting_resolution,[],[f200,f219,f321,f407,f166]) ).

fof(f166,plain,
    ! [X0,X1] :
      ( ~ ssList(X1)
      | X0 = X1
      | neq(X0,X1)
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f133]) ).

fof(f133,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( X0 != X1
              | ~ neq(X0,X1) )
            & ( neq(X0,X1)
              | X0 = X1 ) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(nnf_transformation,[],[f126]) ).

fof(f126,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( X0 != X1
          <=> neq(X0,X1) )
          | ~ ssList(X1) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f15]) ).

fof(f15,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ( X0 != X1
          <=> neq(X0,X1) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax15) ).

fof(f407,plain,
    ~ neq(sK8,nil),
    inference(subsumption_resolution,[],[f406,f252]) ).

fof(f252,plain,
    segmentP(sK8,sK8),
    inference(resolution,[],[f200,f178]) ).

fof(f178,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | segmentP(X0,X0) ),
    inference(cnf_transformation,[],[f123]) ).

fof(f123,plain,
    ! [X0] :
      ( segmentP(X0,X0)
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f55]) ).

fof(f55,axiom,
    ! [X0] :
      ( ssList(X0)
     => segmentP(X0,X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax55) ).

fof(f406,plain,
    ( ~ neq(sK8,nil)
    | ~ segmentP(sK8,sK8) ),
    inference(subsumption_resolution,[],[f399,f200]) ).

fof(f399,plain,
    ( ~ ssList(sK8)
    | ~ neq(sK8,nil)
    | ~ segmentP(sK8,sK8) ),
    inference(resolution,[],[f345,f209]) ).

fof(f209,plain,
    ! [X4] :
      ( ~ segmentP(sK9,X4)
      | ~ ssList(X4)
      | ~ segmentP(sK8,X4)
      | ~ neq(X4,nil) ),
    inference(cnf_transformation,[],[f160]) ).

fof(f160,plain,
    ( ssList(sK9)
    & ssList(sK10)
    & sK10 = sK8
    & ( nil != sK10
      | nil = sK11 )
    & ssList(sK11)
    & ! [X4] :
        ( ~ segmentP(sK9,X4)
        | ~ segmentP(sK8,X4)
        | ~ neq(X4,nil)
        | ~ ssList(X4) )
    & sK11 = sK9
    & ( nil != sK8
      | nil != sK9 )
    & ssList(sK12)
    & ssList(sK13)
    & ! [X7] :
        ( ! [X8] :
            ( app(cons(X7,nil),X8) != sK13
            | ! [X9] :
                ( sK10 != app(X9,cons(X7,nil))
                | ~ ssList(X9) )
            | ~ ssList(X8) )
        | ~ ssItem(X7) )
    & app(app(sK12,sK10),sK13) = sK11
    & ! [X10] :
        ( ! [X11] :
            ( sK12 != app(X11,cons(X10,nil))
            | ~ ssList(X11)
            | ! [X12] :
                ( ~ ssList(X12)
                | sK10 != app(cons(X10,nil),X12) ) )
        | ~ ssItem(X10) )
    & equalelemsP(sK10)
    & ssList(sK8) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK8,sK9,sK10,sK11,sK12,sK13])],[f153,f159,f158,f157,f156,f155,f154]) ).

fof(f154,plain,
    ( ? [X0] :
        ( ? [X1] :
            ( ssList(X1)
            & ? [X2] :
                ( ssList(X2)
                & ? [X3] :
                    ( X0 = X2
                    & ( nil != X2
                      | nil = X3 )
                    & ssList(X3)
                    & ! [X4] :
                        ( ~ segmentP(X1,X4)
                        | ~ segmentP(X0,X4)
                        | ~ neq(X4,nil)
                        | ~ ssList(X4) )
                    & X1 = X3
                    & ( nil != X0
                      | nil != X1 )
                    & ? [X5] :
                        ( ssList(X5)
                        & ? [X6] :
                            ( ssList(X6)
                            & ! [X7] :
                                ( ! [X8] :
                                    ( app(cons(X7,nil),X8) != X6
                                    | ! [X9] :
                                        ( app(X9,cons(X7,nil)) != X2
                                        | ~ ssList(X9) )
                                    | ~ ssList(X8) )
                                | ~ ssItem(X7) )
                            & app(app(X5,X2),X6) = X3
                            & ! [X10] :
                                ( ! [X11] :
                                    ( app(X11,cons(X10,nil)) != X5
                                    | ~ ssList(X11)
                                    | ! [X12] :
                                        ( ~ ssList(X12)
                                        | app(cons(X10,nil),X12) != X2 ) )
                                | ~ ssItem(X10) )
                            & equalelemsP(X2) ) ) ) ) )
        & ssList(X0) )
   => ( ? [X1] :
          ( ssList(X1)
          & ? [X2] :
              ( ssList(X2)
              & ? [X3] :
                  ( sK8 = X2
                  & ( nil != X2
                    | nil = X3 )
                  & ssList(X3)
                  & ! [X4] :
                      ( ~ segmentP(X1,X4)
                      | ~ segmentP(sK8,X4)
                      | ~ neq(X4,nil)
                      | ~ ssList(X4) )
                  & X1 = X3
                  & ( nil != sK8
                    | nil != X1 )
                  & ? [X5] :
                      ( ssList(X5)
                      & ? [X6] :
                          ( ssList(X6)
                          & ! [X7] :
                              ( ! [X8] :
                                  ( app(cons(X7,nil),X8) != X6
                                  | ! [X9] :
                                      ( app(X9,cons(X7,nil)) != X2
                                      | ~ ssList(X9) )
                                  | ~ ssList(X8) )
                              | ~ ssItem(X7) )
                          & app(app(X5,X2),X6) = X3
                          & ! [X10] :
                              ( ! [X11] :
                                  ( app(X11,cons(X10,nil)) != X5
                                  | ~ ssList(X11)
                                  | ! [X12] :
                                      ( ~ ssList(X12)
                                      | app(cons(X10,nil),X12) != X2 ) )
                              | ~ ssItem(X10) )
                          & equalelemsP(X2) ) ) ) ) )
      & ssList(sK8) ) ),
    introduced(choice_axiom,[]) ).

fof(f155,plain,
    ( ? [X1] :
        ( ssList(X1)
        & ? [X2] :
            ( ssList(X2)
            & ? [X3] :
                ( sK8 = X2
                & ( nil != X2
                  | nil = X3 )
                & ssList(X3)
                & ! [X4] :
                    ( ~ segmentP(X1,X4)
                    | ~ segmentP(sK8,X4)
                    | ~ neq(X4,nil)
                    | ~ ssList(X4) )
                & X1 = X3
                & ( nil != sK8
                  | nil != X1 )
                & ? [X5] :
                    ( ssList(X5)
                    & ? [X6] :
                        ( ssList(X6)
                        & ! [X7] :
                            ( ! [X8] :
                                ( app(cons(X7,nil),X8) != X6
                                | ! [X9] :
                                    ( app(X9,cons(X7,nil)) != X2
                                    | ~ ssList(X9) )
                                | ~ ssList(X8) )
                            | ~ ssItem(X7) )
                        & app(app(X5,X2),X6) = X3
                        & ! [X10] :
                            ( ! [X11] :
                                ( app(X11,cons(X10,nil)) != X5
                                | ~ ssList(X11)
                                | ! [X12] :
                                    ( ~ ssList(X12)
                                    | app(cons(X10,nil),X12) != X2 ) )
                            | ~ ssItem(X10) )
                        & equalelemsP(X2) ) ) ) ) )
   => ( ssList(sK9)
      & ? [X2] :
          ( ssList(X2)
          & ? [X3] :
              ( sK8 = X2
              & ( nil != X2
                | nil = X3 )
              & ssList(X3)
              & ! [X4] :
                  ( ~ segmentP(sK9,X4)
                  | ~ segmentP(sK8,X4)
                  | ~ neq(X4,nil)
                  | ~ ssList(X4) )
              & sK9 = X3
              & ( nil != sK8
                | nil != sK9 )
              & ? [X5] :
                  ( ssList(X5)
                  & ? [X6] :
                      ( ssList(X6)
                      & ! [X7] :
                          ( ! [X8] :
                              ( app(cons(X7,nil),X8) != X6
                              | ! [X9] :
                                  ( app(X9,cons(X7,nil)) != X2
                                  | ~ ssList(X9) )
                              | ~ ssList(X8) )
                          | ~ ssItem(X7) )
                      & app(app(X5,X2),X6) = X3
                      & ! [X10] :
                          ( ! [X11] :
                              ( app(X11,cons(X10,nil)) != X5
                              | ~ ssList(X11)
                              | ! [X12] :
                                  ( ~ ssList(X12)
                                  | app(cons(X10,nil),X12) != X2 ) )
                          | ~ ssItem(X10) )
                      & equalelemsP(X2) ) ) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f156,plain,
    ( ? [X2] :
        ( ssList(X2)
        & ? [X3] :
            ( sK8 = X2
            & ( nil != X2
              | nil = X3 )
            & ssList(X3)
            & ! [X4] :
                ( ~ segmentP(sK9,X4)
                | ~ segmentP(sK8,X4)
                | ~ neq(X4,nil)
                | ~ ssList(X4) )
            & sK9 = X3
            & ( nil != sK8
              | nil != sK9 )
            & ? [X5] :
                ( ssList(X5)
                & ? [X6] :
                    ( ssList(X6)
                    & ! [X7] :
                        ( ! [X8] :
                            ( app(cons(X7,nil),X8) != X6
                            | ! [X9] :
                                ( app(X9,cons(X7,nil)) != X2
                                | ~ ssList(X9) )
                            | ~ ssList(X8) )
                        | ~ ssItem(X7) )
                    & app(app(X5,X2),X6) = X3
                    & ! [X10] :
                        ( ! [X11] :
                            ( app(X11,cons(X10,nil)) != X5
                            | ~ ssList(X11)
                            | ! [X12] :
                                ( ~ ssList(X12)
                                | app(cons(X10,nil),X12) != X2 ) )
                        | ~ ssItem(X10) )
                    & equalelemsP(X2) ) ) ) )
   => ( ssList(sK10)
      & ? [X3] :
          ( sK10 = sK8
          & ( nil != sK10
            | nil = X3 )
          & ssList(X3)
          & ! [X4] :
              ( ~ segmentP(sK9,X4)
              | ~ segmentP(sK8,X4)
              | ~ neq(X4,nil)
              | ~ ssList(X4) )
          & sK9 = X3
          & ( nil != sK8
            | nil != sK9 )
          & ? [X5] :
              ( ssList(X5)
              & ? [X6] :
                  ( ssList(X6)
                  & ! [X7] :
                      ( ! [X8] :
                          ( app(cons(X7,nil),X8) != X6
                          | ! [X9] :
                              ( sK10 != app(X9,cons(X7,nil))
                              | ~ ssList(X9) )
                          | ~ ssList(X8) )
                      | ~ ssItem(X7) )
                  & app(app(X5,sK10),X6) = X3
                  & ! [X10] :
                      ( ! [X11] :
                          ( app(X11,cons(X10,nil)) != X5
                          | ~ ssList(X11)
                          | ! [X12] :
                              ( ~ ssList(X12)
                              | sK10 != app(cons(X10,nil),X12) ) )
                      | ~ ssItem(X10) )
                  & equalelemsP(sK10) ) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f157,plain,
    ( ? [X3] :
        ( sK10 = sK8
        & ( nil != sK10
          | nil = X3 )
        & ssList(X3)
        & ! [X4] :
            ( ~ segmentP(sK9,X4)
            | ~ segmentP(sK8,X4)
            | ~ neq(X4,nil)
            | ~ ssList(X4) )
        & sK9 = X3
        & ( nil != sK8
          | nil != sK9 )
        & ? [X5] :
            ( ssList(X5)
            & ? [X6] :
                ( ssList(X6)
                & ! [X7] :
                    ( ! [X8] :
                        ( app(cons(X7,nil),X8) != X6
                        | ! [X9] :
                            ( sK10 != app(X9,cons(X7,nil))
                            | ~ ssList(X9) )
                        | ~ ssList(X8) )
                    | ~ ssItem(X7) )
                & app(app(X5,sK10),X6) = X3
                & ! [X10] :
                    ( ! [X11] :
                        ( app(X11,cons(X10,nil)) != X5
                        | ~ ssList(X11)
                        | ! [X12] :
                            ( ~ ssList(X12)
                            | sK10 != app(cons(X10,nil),X12) ) )
                    | ~ ssItem(X10) )
                & equalelemsP(sK10) ) ) )
   => ( sK10 = sK8
      & ( nil != sK10
        | nil = sK11 )
      & ssList(sK11)
      & ! [X4] :
          ( ~ segmentP(sK9,X4)
          | ~ segmentP(sK8,X4)
          | ~ neq(X4,nil)
          | ~ ssList(X4) )
      & sK11 = sK9
      & ( nil != sK8
        | nil != sK9 )
      & ? [X5] :
          ( ssList(X5)
          & ? [X6] :
              ( ssList(X6)
              & ! [X7] :
                  ( ! [X8] :
                      ( app(cons(X7,nil),X8) != X6
                      | ! [X9] :
                          ( sK10 != app(X9,cons(X7,nil))
                          | ~ ssList(X9) )
                      | ~ ssList(X8) )
                  | ~ ssItem(X7) )
              & sK11 = app(app(X5,sK10),X6)
              & ! [X10] :
                  ( ! [X11] :
                      ( app(X11,cons(X10,nil)) != X5
                      | ~ ssList(X11)
                      | ! [X12] :
                          ( ~ ssList(X12)
                          | sK10 != app(cons(X10,nil),X12) ) )
                  | ~ ssItem(X10) )
              & equalelemsP(sK10) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f158,plain,
    ( ? [X5] :
        ( ssList(X5)
        & ? [X6] :
            ( ssList(X6)
            & ! [X7] :
                ( ! [X8] :
                    ( app(cons(X7,nil),X8) != X6
                    | ! [X9] :
                        ( sK10 != app(X9,cons(X7,nil))
                        | ~ ssList(X9) )
                    | ~ ssList(X8) )
                | ~ ssItem(X7) )
            & sK11 = app(app(X5,sK10),X6)
            & ! [X10] :
                ( ! [X11] :
                    ( app(X11,cons(X10,nil)) != X5
                    | ~ ssList(X11)
                    | ! [X12] :
                        ( ~ ssList(X12)
                        | sK10 != app(cons(X10,nil),X12) ) )
                | ~ ssItem(X10) )
            & equalelemsP(sK10) ) )
   => ( ssList(sK12)
      & ? [X6] :
          ( ssList(X6)
          & ! [X7] :
              ( ! [X8] :
                  ( app(cons(X7,nil),X8) != X6
                  | ! [X9] :
                      ( sK10 != app(X9,cons(X7,nil))
                      | ~ ssList(X9) )
                  | ~ ssList(X8) )
              | ~ ssItem(X7) )
          & app(app(sK12,sK10),X6) = sK11
          & ! [X10] :
              ( ! [X11] :
                  ( sK12 != app(X11,cons(X10,nil))
                  | ~ ssList(X11)
                  | ! [X12] :
                      ( ~ ssList(X12)
                      | sK10 != app(cons(X10,nil),X12) ) )
              | ~ ssItem(X10) )
          & equalelemsP(sK10) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f159,plain,
    ( ? [X6] :
        ( ssList(X6)
        & ! [X7] :
            ( ! [X8] :
                ( app(cons(X7,nil),X8) != X6
                | ! [X9] :
                    ( sK10 != app(X9,cons(X7,nil))
                    | ~ ssList(X9) )
                | ~ ssList(X8) )
            | ~ ssItem(X7) )
        & app(app(sK12,sK10),X6) = sK11
        & ! [X10] :
            ( ! [X11] :
                ( sK12 != app(X11,cons(X10,nil))
                | ~ ssList(X11)
                | ! [X12] :
                    ( ~ ssList(X12)
                    | sK10 != app(cons(X10,nil),X12) ) )
            | ~ ssItem(X10) )
        & equalelemsP(sK10) )
   => ( ssList(sK13)
      & ! [X7] :
          ( ! [X8] :
              ( app(cons(X7,nil),X8) != sK13
              | ! [X9] :
                  ( sK10 != app(X9,cons(X7,nil))
                  | ~ ssList(X9) )
              | ~ ssList(X8) )
          | ~ ssItem(X7) )
      & app(app(sK12,sK10),sK13) = sK11
      & ! [X10] :
          ( ! [X11] :
              ( sK12 != app(X11,cons(X10,nil))
              | ~ ssList(X11)
              | ! [X12] :
                  ( ~ ssList(X12)
                  | sK10 != app(cons(X10,nil),X12) ) )
          | ~ ssItem(X10) )
      & equalelemsP(sK10) ) ),
    introduced(choice_axiom,[]) ).

fof(f153,plain,
    ? [X0] :
      ( ? [X1] :
          ( ssList(X1)
          & ? [X2] :
              ( ssList(X2)
              & ? [X3] :
                  ( X0 = X2
                  & ( nil != X2
                    | nil = X3 )
                  & ssList(X3)
                  & ! [X4] :
                      ( ~ segmentP(X1,X4)
                      | ~ segmentP(X0,X4)
                      | ~ neq(X4,nil)
                      | ~ ssList(X4) )
                  & X1 = X3
                  & ( nil != X0
                    | nil != X1 )
                  & ? [X5] :
                      ( ssList(X5)
                      & ? [X6] :
                          ( ssList(X6)
                          & ! [X7] :
                              ( ! [X8] :
                                  ( app(cons(X7,nil),X8) != X6
                                  | ! [X9] :
                                      ( app(X9,cons(X7,nil)) != X2
                                      | ~ ssList(X9) )
                                  | ~ ssList(X8) )
                              | ~ ssItem(X7) )
                          & app(app(X5,X2),X6) = X3
                          & ! [X10] :
                              ( ! [X11] :
                                  ( app(X11,cons(X10,nil)) != X5
                                  | ~ ssList(X11)
                                  | ! [X12] :
                                      ( ~ ssList(X12)
                                      | app(cons(X10,nil),X12) != X2 ) )
                              | ~ ssItem(X10) )
                          & equalelemsP(X2) ) ) ) ) )
      & ssList(X0) ),
    inference(rectify,[],[f131]) ).

fof(f131,plain,
    ? [X0] :
      ( ? [X1] :
          ( ssList(X1)
          & ? [X2] :
              ( ssList(X2)
              & ? [X3] :
                  ( X0 = X2
                  & ( nil != X2
                    | nil = X3 )
                  & ssList(X3)
                  & ! [X4] :
                      ( ~ segmentP(X1,X4)
                      | ~ segmentP(X0,X4)
                      | ~ neq(X4,nil)
                      | ~ ssList(X4) )
                  & X1 = X3
                  & ( nil != X0
                    | nil != X1 )
                  & ? [X5] :
                      ( ssList(X5)
                      & ? [X6] :
                          ( ssList(X6)
                          & ! [X10] :
                              ( ! [X11] :
                                  ( app(cons(X10,nil),X11) != X6
                                  | ! [X12] :
                                      ( app(X12,cons(X10,nil)) != X2
                                      | ~ ssList(X12) )
                                  | ~ ssList(X11) )
                              | ~ ssItem(X10) )
                          & app(app(X5,X2),X6) = X3
                          & ! [X7] :
                              ( ! [X8] :
                                  ( app(X8,cons(X7,nil)) != X5
                                  | ~ ssList(X8)
                                  | ! [X9] :
                                      ( ~ ssList(X9)
                                      | app(cons(X7,nil),X9) != X2 ) )
                              | ~ ssItem(X7) )
                          & equalelemsP(X2) ) ) ) ) )
      & ssList(X0) ),
    inference(flattening,[],[f130]) ).

fof(f130,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( X1 = X3
                  & X0 = X2
                  & ! [X4] :
                      ( ~ segmentP(X1,X4)
                      | ~ segmentP(X0,X4)
                      | ~ neq(X4,nil)
                      | ~ ssList(X4) )
                  & ? [X5] :
                      ( ? [X6] :
                          ( equalelemsP(X2)
                          & ! [X10] :
                              ( ! [X11] :
                                  ( app(cons(X10,nil),X11) != X6
                                  | ! [X12] :
                                      ( app(X12,cons(X10,nil)) != X2
                                      | ~ ssList(X12) )
                                  | ~ ssList(X11) )
                              | ~ ssItem(X10) )
                          & app(app(X5,X2),X6) = X3
                          & ! [X7] :
                              ( ! [X8] :
                                  ( app(X8,cons(X7,nil)) != X5
                                  | ~ ssList(X8)
                                  | ! [X9] :
                                      ( ~ ssList(X9)
                                      | app(cons(X7,nil),X9) != X2 ) )
                              | ~ ssItem(X7) )
                          & ssList(X6) )
                      & ssList(X5) )
                  & ( nil != X2
                    | nil = X3 )
                  & ( nil != X0
                    | nil != X1 )
                  & ssList(X3) )
              & ssList(X2) )
          & ssList(X1) )
      & ssList(X0) ),
    inference(ennf_transformation,[],[f97]) ).

fof(f97,negated_conjecture,
    ~ ! [X0] :
        ( ssList(X0)
       => ! [X1] :
            ( ssList(X1)
           => ! [X2] :
                ( ssList(X2)
               => ! [X3] :
                    ( ssList(X3)
                   => ( X1 != X3
                      | X0 != X2
                      | ? [X4] :
                          ( neq(X4,nil)
                          & segmentP(X1,X4)
                          & ssList(X4)
                          & segmentP(X0,X4) )
                      | ! [X5] :
                          ( ssList(X5)
                         => ! [X6] :
                              ( ssList(X6)
                             => ( ~ equalelemsP(X2)
                                | ? [X10] :
                                    ( ? [X11] :
                                        ( app(cons(X10,nil),X11) = X6
                                        & ssList(X11)
                                        & ? [X12] :
                                            ( ssList(X12)
                                            & app(X12,cons(X10,nil)) = X2 ) )
                                    & ssItem(X10) )
                                | app(app(X5,X2),X6) != X3
                                | ? [X7] :
                                    ( ? [X8] :
                                        ( ssList(X8)
                                        & ? [X9] :
                                            ( ssList(X9)
                                            & app(cons(X7,nil),X9) = X2 )
                                        & app(X8,cons(X7,nil)) = X5 )
                                    & ssItem(X7) ) ) ) )
                      | ( nil = X2
                        & nil != X3 )
                      | ( nil = X0
                        & nil = X1 ) ) ) ) ) ),
    inference(negated_conjecture,[],[f96]) ).

fof(f96,conjecture,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ! [X2] :
              ( ssList(X2)
             => ! [X3] :
                  ( ssList(X3)
                 => ( X1 != X3
                    | X0 != X2
                    | ? [X4] :
                        ( neq(X4,nil)
                        & segmentP(X1,X4)
                        & ssList(X4)
                        & segmentP(X0,X4) )
                    | ! [X5] :
                        ( ssList(X5)
                       => ! [X6] :
                            ( ssList(X6)
                           => ( ~ equalelemsP(X2)
                              | ? [X10] :
                                  ( ? [X11] :
                                      ( app(cons(X10,nil),X11) = X6
                                      & ssList(X11)
                                      & ? [X12] :
                                          ( ssList(X12)
                                          & app(X12,cons(X10,nil)) = X2 ) )
                                  & ssItem(X10) )
                              | app(app(X5,X2),X6) != X3
                              | ? [X7] :
                                  ( ? [X8] :
                                      ( ssList(X8)
                                      & ? [X9] :
                                          ( ssList(X9)
                                          & app(cons(X7,nil),X9) = X2 )
                                      & app(X8,cons(X7,nil)) = X5 )
                                  & ssItem(X7) ) ) ) )
                    | ( nil = X2
                      & nil != X3 )
                    | ( nil = X0
                      & nil = X1 ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',co1) ).

fof(f345,plain,
    segmentP(sK9,sK8),
    inference(subsumption_resolution,[],[f344,f214]) ).

fof(f214,plain,
    ssList(sK9),
    inference(cnf_transformation,[],[f160]) ).

fof(f344,plain,
    ( segmentP(sK9,sK8)
    | ~ ssList(sK9) ),
    inference(subsumption_resolution,[],[f343,f205]) ).

fof(f205,plain,
    ssList(sK13),
    inference(cnf_transformation,[],[f160]) ).

fof(f343,plain,
    ( ~ ssList(sK13)
    | ~ ssList(sK9)
    | segmentP(sK9,sK8) ),
    inference(subsumption_resolution,[],[f342,f206]) ).

fof(f206,plain,
    ssList(sK12),
    inference(cnf_transformation,[],[f160]) ).

fof(f342,plain,
    ( ~ ssList(sK12)
    | segmentP(sK9,sK8)
    | ~ ssList(sK13)
    | ~ ssList(sK9) ),
    inference(subsumption_resolution,[],[f330,f200]) ).

fof(f330,plain,
    ( ~ ssList(sK8)
    | ~ ssList(sK9)
    | ~ ssList(sK12)
    | ~ ssList(sK13)
    | segmentP(sK9,sK8) ),
    inference(superposition,[],[f239,f230]) ).

fof(f230,plain,
    app(app(sK12,sK8),sK13) = sK9,
    inference(definition_unfolding,[],[f203,f212,f208]) ).

fof(f208,plain,
    sK11 = sK9,
    inference(cnf_transformation,[],[f160]) ).

fof(f212,plain,
    sK10 = sK8,
    inference(cnf_transformation,[],[f160]) ).

fof(f203,plain,
    app(app(sK12,sK10),sK13) = sK11,
    inference(cnf_transformation,[],[f160]) ).

fof(f239,plain,
    ! [X1,X4,X5] :
      ( ~ ssList(app(app(X4,X1),X5))
      | ~ ssList(X4)
      | ~ ssList(X1)
      | ~ ssList(X5)
      | segmentP(app(app(X4,X1),X5),X1) ),
    inference(equality_resolution,[],[f196]) ).

fof(f196,plain,
    ! [X0,X1,X4,X5] :
      ( ~ ssList(X1)
      | segmentP(X0,X1)
      | ~ ssList(X4)
      | ~ ssList(X5)
      | app(app(X4,X1),X5) != X0
      | ~ ssList(X0) ),
    inference(cnf_transformation,[],[f152]) ).

fof(f152,plain,
    ! [X0] :
      ( ! [X1] :
          ( ~ ssList(X1)
          | ( ( ( ssList(sK6(X0,X1))
                & ssList(sK7(X0,X1))
                & app(app(sK6(X0,X1),X1),sK7(X0,X1)) = X0 )
              | ~ segmentP(X0,X1) )
            & ( segmentP(X0,X1)
              | ! [X4] :
                  ( ~ ssList(X4)
                  | ! [X5] :
                      ( ~ ssList(X5)
                      | app(app(X4,X1),X5) != X0 ) ) ) ) )
      | ~ ssList(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK6,sK7])],[f149,f151,f150]) ).

fof(f150,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ssList(X2)
          & ? [X3] :
              ( ssList(X3)
              & app(app(X2,X1),X3) = X0 ) )
     => ( ssList(sK6(X0,X1))
        & ? [X3] :
            ( ssList(X3)
            & app(app(sK6(X0,X1),X1),X3) = X0 ) ) ),
    introduced(choice_axiom,[]) ).

fof(f151,plain,
    ! [X0,X1] :
      ( ? [X3] :
          ( ssList(X3)
          & app(app(sK6(X0,X1),X1),X3) = X0 )
     => ( ssList(sK7(X0,X1))
        & app(app(sK6(X0,X1),X1),sK7(X0,X1)) = X0 ) ),
    introduced(choice_axiom,[]) ).

fof(f149,plain,
    ! [X0] :
      ( ! [X1] :
          ( ~ ssList(X1)
          | ( ( ? [X2] :
                  ( ssList(X2)
                  & ? [X3] :
                      ( ssList(X3)
                      & app(app(X2,X1),X3) = X0 ) )
              | ~ segmentP(X0,X1) )
            & ( segmentP(X0,X1)
              | ! [X4] :
                  ( ~ ssList(X4)
                  | ! [X5] :
                      ( ~ ssList(X5)
                      | app(app(X4,X1),X5) != X0 ) ) ) ) )
      | ~ ssList(X0) ),
    inference(rectify,[],[f148]) ).

fof(f148,plain,
    ! [X0] :
      ( ! [X1] :
          ( ~ ssList(X1)
          | ( ( ? [X2] :
                  ( ssList(X2)
                  & ? [X3] :
                      ( ssList(X3)
                      & app(app(X2,X1),X3) = X0 ) )
              | ~ segmentP(X0,X1) )
            & ( segmentP(X0,X1)
              | ! [X2] :
                  ( ~ ssList(X2)
                  | ! [X3] :
                      ( ~ ssList(X3)
                      | app(app(X2,X1),X3) != X0 ) ) ) ) )
      | ~ ssList(X0) ),
    inference(nnf_transformation,[],[f113]) ).

fof(f113,plain,
    ! [X0] :
      ( ! [X1] :
          ( ~ ssList(X1)
          | ( ? [X2] :
                ( ssList(X2)
                & ? [X3] :
                    ( ssList(X3)
                    & app(app(X2,X1),X3) = X0 ) )
          <=> segmentP(X0,X1) ) )
      | ~ ssList(X0) ),
    inference(ennf_transformation,[],[f7]) ).

fof(f7,axiom,
    ! [X0] :
      ( ssList(X0)
     => ! [X1] :
          ( ssList(X1)
         => ( ? [X2] :
                ( ssList(X2)
                & ? [X3] :
                    ( ssList(X3)
                    & app(app(X2,X1),X3) = X0 ) )
          <=> segmentP(X0,X1) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax7) ).

fof(f321,plain,
    nil != sK8,
    inference(subsumption_resolution,[],[f227,f207]) ).

fof(f207,plain,
    ( nil != sK9
    | nil != sK8 ),
    inference(cnf_transformation,[],[f160]) ).

fof(f227,plain,
    ( nil = sK9
    | nil != sK8 ),
    inference(definition_unfolding,[],[f211,f212,f208]) ).

fof(f211,plain,
    ( nil != sK10
    | nil = sK11 ),
    inference(cnf_transformation,[],[f160]) ).

fof(f219,plain,
    ssList(nil),
    inference(cnf_transformation,[],[f17]) ).

fof(f17,axiom,
    ssList(nil),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax17) ).

fof(f200,plain,
    ssList(sK8),
    inference(cnf_transformation,[],[f160]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : SWC076+1 : TPTP v8.1.0. Released v2.4.0.
% 0.03/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.13/0.34  % Computer : n027.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 18:24:16 EDT 2022
% 0.13/0.34  % CPUTime    : 
% 0.19/0.54  % (28842)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)
% 0.19/0.55  % (28840)lrs+10_1:1_ep=R:lcm=predicate:lma=on:sos=all:spb=goal:ss=included:i=12:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/12Mi)
% 0.19/0.55  % (28830)dis+1002_1:12_drc=off:fd=preordered:tgt=full:i=99978:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99978Mi)
% 0.19/0.56  % (28840)Instruction limit reached!
% 0.19/0.56  % (28840)------------------------------
% 0.19/0.56  % (28840)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.57  % (28850)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)
% 0.19/0.57  % (28854)dis+10_1:1_av=off:sos=on:sp=reverse_arity:ss=included:st=2.0:to=lpo:urr=ec_only:i=45:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/45Mi)
% 0.19/0.57  % (28850)Instruction limit reached!
% 0.19/0.57  % (28850)------------------------------
% 0.19/0.57  % (28850)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.57  % (28840)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.57  % (28840)Termination reason: Unknown
% 0.19/0.57  % (28840)Termination phase: Saturation
% 0.19/0.57  
% 0.19/0.57  % (28840)Memory used [KB]: 6268
% 0.19/0.57  % (28840)Time elapsed: 0.147 s
% 0.19/0.57  % (28840)Instructions burned: 12 (million)
% 0.19/0.57  % (28840)------------------------------
% 0.19/0.57  % (28840)------------------------------
% 0.19/0.57  % (28842)Instruction limit reached!
% 0.19/0.57  % (28842)------------------------------
% 0.19/0.57  % (28842)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.57  % (28842)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.57  % (28842)Termination reason: Unknown
% 0.19/0.57  % (28842)Termination phase: Saturation
% 0.19/0.57  
% 0.19/0.57  % (28842)Memory used [KB]: 2046
% 0.19/0.57  % (28842)Time elapsed: 0.156 s
% 0.19/0.57  % (28842)Instructions burned: 16 (million)
% 0.19/0.57  % (28842)------------------------------
% 0.19/0.57  % (28842)------------------------------
% 1.75/0.58  % (28850)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.75/0.58  % (28850)Termination reason: Unknown
% 1.75/0.58  % (28850)Termination phase: Saturation
% 1.75/0.58  
% 1.75/0.58  % (28850)Memory used [KB]: 6268
% 1.75/0.58  % (28850)Time elapsed: 0.158 s
% 1.75/0.58  % (28850)Instructions burned: 11 (million)
% 1.75/0.58  % (28850)------------------------------
% 1.75/0.58  % (28850)------------------------------
% 1.75/0.58  % (28836)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)
% 1.75/0.58  % (28832)dis+1002_1:1_aac=none:bd=off:sac=on:sos=on:spb=units:i=3:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/3Mi)
% 1.75/0.58  % (28837)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)
% 1.75/0.58  % (28834)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)
% 1.75/0.58  % (28832)Instruction limit reached!
% 1.75/0.58  % (28832)------------------------------
% 1.75/0.58  % (28832)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.75/0.58  % (28832)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.75/0.58  % (28832)Termination reason: Unknown
% 1.75/0.58  % (28832)Termination phase: Preprocessing 3
% 1.75/0.58  
% 1.75/0.58  % (28832)Memory used [KB]: 1663
% 1.75/0.58  % (28832)Time elapsed: 0.004 s
% 1.75/0.58  % (28832)Instructions burned: 3 (million)
% 1.75/0.58  % (28832)------------------------------
% 1.75/0.58  % (28832)------------------------------
% 1.75/0.58  % (28845)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)
% 1.75/0.58  % (28844)lrs+10_1:32_br=off:nm=16:sd=2:ss=axioms:st=2.0:urr=on:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 1.75/0.58  % (28845)Instruction limit reached!
% 1.75/0.58  % (28845)------------------------------
% 1.75/0.58  % (28845)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.75/0.58  % (28845)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.75/0.58  % (28845)Termination reason: Unknown
% 1.75/0.58  % (28845)Termination phase: shuffling
% 1.75/0.58  
% 1.75/0.58  % (28845)Memory used [KB]: 1535
% 1.75/0.58  % (28845)Time elapsed: 0.003 s
% 1.75/0.58  % (28845)Instructions burned: 3 (million)
% 1.75/0.58  % (28845)------------------------------
% 1.75/0.58  % (28845)------------------------------
% 1.75/0.59  % (28853)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)
% 1.92/0.60  % (28856)lrs+11_1:1_plsq=on:plsqc=1:plsqr=32,1:ss=included:i=95:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/95Mi)
% 1.92/0.60  % (28854)First to succeed.
% 1.92/0.60  % (28835)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)
% 1.92/0.60  % (28833)lrs+10_5:1_br=off:fde=none:nwc=3.0:sd=1:sgt=10:sos=on:ss=axioms:urr=on:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 1.92/0.61  % (28854)Refutation found. Thanks to Tanya!
% 1.92/0.61  % SZS status Theorem for theBenchmark
% 1.92/0.61  % SZS output start Proof for theBenchmark
% See solution above
% 1.92/0.61  % (28854)------------------------------
% 1.92/0.61  % (28854)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.92/0.61  % (28854)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.92/0.61  % (28854)Termination reason: Refutation
% 1.92/0.61  
% 1.92/0.61  % (28854)Memory used [KB]: 1918
% 1.92/0.61  % (28854)Time elapsed: 0.174 s
% 1.92/0.61  % (28854)Instructions burned: 14 (million)
% 1.92/0.61  % (28854)------------------------------
% 1.92/0.61  % (28854)------------------------------
% 1.92/0.61  % (28821)Success in time 0.254 s
%------------------------------------------------------------------------------