TSTP Solution File: NUN086+2 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : NUN086+2 : TPTP v8.1.0. Released v7.3.0.
% 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 : n002.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 18:08:10 EDT 2022

% Result   : Theorem 0.20s 0.59s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :   24
% Syntax   : Number of formulae    :  108 (  47 unt;   3 typ;   0 def)
%            Number of atoms       :  301 (  91 equ)
%            Maximal formula atoms :   10 (   2 avg)
%            Number of connectives :  288 (  92   ~;  60   |; 123   &)
%                                         (   0 <=>;  13  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   12 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of types       :    4 (   0 usr;   3 ari)
%            Number of type conns  :    6 (   3   >;   3   *;   0   +;   0  <<)
%            Number of predicates  :    9 (   7 usr;   1 prp; 0-3 aty)
%            Number of functors    :   13 (  13 usr;   1 con; 0-2 aty)
%            Number of variables   :  252 ( 176   !;  76   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
tff(pred_def_6,type,
    sQ21_eqProxy: ( $int * $int ) > $o ).

tff(pred_def_7,type,
    sQ22_eqProxy: ( $rat * $rat ) > $o ).

tff(pred_def_8,type,
    sQ23_eqProxy: ( $real * $real ) > $o ).

fof(f355,plain,
    $false,
    inference(subsumption_resolution,[],[f354,f151]) ).

fof(f151,plain,
    r1(sK3),
    inference(literal_reordering,[],[f105]) ).

fof(f105,plain,
    r1(sK3),
    inference(equality_resolution,[],[f67]) ).

fof(f67,plain,
    ! [X1] :
      ( sK3 != X1
      | r1(X1) ),
    inference(cnf_transformation,[],[f32]) ).

fof(f32,plain,
    ! [X1] :
      ( ( ~ r1(X1)
        & sK3 != X1 )
      | ( r1(X1)
        & sK3 = X1 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK3])],[f1,f31]) ).

fof(f31,plain,
    ( ? [X0] :
      ! [X1] :
        ( ( ~ r1(X1)
          & X0 != X1 )
        | ( r1(X1)
          & X0 = X1 ) )
   => ! [X1] :
        ( ( ~ r1(X1)
          & sK3 != X1 )
        | ( r1(X1)
          & sK3 = X1 ) ) ),
    introduced(choice_axiom,[]) ).

fof(f1,axiom,
    ? [X0] :
    ! [X1] :
      ( ( ~ r1(X1)
        & X0 != X1 )
      | ( r1(X1)
        & X0 = X1 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',axiom_1) ).

fof(f354,plain,
    ~ r1(sK3),
    inference(resolution,[],[f353,f139]) ).

fof(f139,plain,
    ! [X0] : r2(X0,sK11(X0)),
    inference(literal_reordering,[],[f112]) ).

fof(f112,plain,
    ! [X0] : r2(X0,sK11(X0)),
    inference(equality_resolution,[],[f88]) ).

fof(f88,plain,
    ! [X2,X0] :
      ( sK11(X0) != X2
      | r2(X0,X2) ),
    inference(cnf_transformation,[],[f48]) ).

fof(f48,plain,
    ! [X0,X2] :
      ( ( sK11(X0) != X2
        & ~ r2(X0,X2) )
      | ( r2(X0,X2)
        & sK11(X0) = X2 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK11])],[f18,f47]) ).

fof(f47,plain,
    ! [X0] :
      ( ? [X1] :
        ! [X2] :
          ( ( X1 != X2
            & ~ r2(X0,X2) )
          | ( r2(X0,X2)
            & X1 = X2 ) )
     => ! [X2] :
          ( ( sK11(X0) != X2
            & ~ r2(X0,X2) )
          | ( r2(X0,X2)
            & sK11(X0) = X2 ) ) ),
    introduced(choice_axiom,[]) ).

fof(f18,plain,
    ! [X0] :
    ? [X1] :
    ! [X2] :
      ( ( X1 != X2
        & ~ r2(X0,X2) )
      | ( r2(X0,X2)
        & X1 = X2 ) ),
    inference(rectify,[],[f2]) ).

fof(f2,axiom,
    ! [X2] :
    ? [X3] :
    ! [X4] :
      ( ( X3 = X4
        & r2(X2,X4) )
      | ( ~ r2(X2,X4)
        & X3 != X4 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',axiom_2) ).

fof(f353,plain,
    ! [X0] :
      ( ~ r2(X0,sK11(sK3))
      | ~ r1(X0) ),
    inference(subsumption_resolution,[],[f352,f151]) ).

fof(f352,plain,
    ! [X0] :
      ( ~ r2(X0,sK11(sK3))
      | ~ r1(sK3)
      | ~ r1(X0) ),
    inference(duplicate_literal_removal,[],[f351]) ).

fof(f351,plain,
    ! [X0] :
      ( ~ r1(X0)
      | ~ r1(sK3)
      | ~ r1(sK3)
      | ~ r2(X0,sK11(sK3)) ),
    inference(resolution,[],[f340,f146]) ).

fof(f146,plain,
    ! [X2,X3,X1,X4] :
      ( ~ r4(X3,X2,X1)
      | ~ r1(X1)
      | ~ r2(X4,X2)
      | ~ r1(X4)
      | ~ r1(X3) ),
    inference(literal_reordering,[],[f108]) ).

fof(f108,plain,
    ! [X2,X3,X1,X4] :
      ( ~ r1(X3)
      | ~ r2(X4,X2)
      | ~ r4(X3,X2,X1)
      | ~ r1(X1)
      | ~ r1(X4) ),
    inference(equality_resolution,[],[f79]) ).

fof(f79,plain,
    ! [X2,X3,X0,X1,X4] :
      ( ~ r1(X1)
      | X0 != X1
      | ~ r4(X3,X2,X0)
      | ~ r1(X3)
      | ~ r2(X4,X2)
      | ~ r1(X4) ),
    inference(cnf_transformation,[],[f42]) ).

fof(f42,plain,
    ! [X0] :
      ( ! [X1] :
          ( ~ r1(X1)
          | X0 != X1 )
      | ! [X2] :
          ( ! [X3] :
              ( ~ r4(X3,X2,X0)
              | ~ r1(X3) )
          | ! [X4] :
              ( ~ r2(X4,X2)
              | ~ r1(X4) ) ) ),
    inference(rectify,[],[f25]) ).

fof(f25,plain,
    ! [X0] :
      ( ! [X4] :
          ( ~ r1(X4)
          | X0 != X4 )
      | ! [X1] :
          ( ! [X3] :
              ( ~ r4(X3,X1,X0)
              | ~ r1(X3) )
          | ! [X2] :
              ( ~ r2(X2,X1)
              | ~ r1(X2) ) ) ),
    inference(ennf_transformation,[],[f17]) ).

fof(f17,plain,
    ~ ? [X0] :
        ( ? [X1] :
            ( ? [X3] :
                ( r1(X3)
                & r4(X3,X1,X0) )
            & ? [X2] :
                ( r2(X2,X1)
                & r1(X2) ) )
        & ? [X4] :
            ( X0 = X4
            & r1(X4) ) ),
    inference(rectify,[],[f13]) ).

fof(f13,negated_conjecture,
    ~ ? [X38] :
        ( ? [X21] :
            ( ? [X22] :
                ( r2(X22,X21)
                & r1(X22) )
            & ? [X15] :
                ( r1(X15)
                & r4(X15,X21,X38) ) )
        & ? [X16] :
            ( r1(X16)
            & X16 = X38 ) ),
    inference(negated_conjecture,[],[f12]) ).

fof(f12,conjecture,
    ? [X38] :
      ( ? [X21] :
          ( ? [X22] :
              ( r2(X22,X21)
              & r1(X22) )
          & ? [X15] :
              ( r1(X15)
              & r4(X15,X21,X38) ) )
      & ? [X16] :
          ( r1(X16)
          & X16 = X38 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',zerotimesoneeqzero) ).

fof(f340,plain,
    r4(sK3,sK11(sK3),sK3),
    inference(superposition,[],[f334,f268]) ).

fof(f268,plain,
    ! [X0] : sK19(X0,sK3) = X0,
    inference(resolution,[],[f265,f149]) ).

fof(f149,plain,
    ! [X3,X0,X1] :
      ( ~ r3(X0,X1,X3)
      | sK19(X0,X1) = X3 ),
    inference(literal_reordering,[],[f100]) ).

fof(f100,plain,
    ! [X3,X0,X1] :
      ( ~ r3(X0,X1,X3)
      | sK19(X0,X1) = X3 ),
    inference(cnf_transformation,[],[f61]) ).

fof(f61,plain,
    ! [X0,X1,X3] :
      ( ( ~ r3(X0,X1,X3)
        & sK19(X0,X1) != X3 )
      | ( r3(X0,X1,X3)
        & sK19(X0,X1) = X3 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK19])],[f59,f60]) ).

fof(f60,plain,
    ! [X0,X1] :
      ( ? [X2] :
        ! [X3] :
          ( ( ~ r3(X0,X1,X3)
            & X2 != X3 )
          | ( r3(X0,X1,X3)
            & X2 = X3 ) )
     => ! [X3] :
          ( ( ~ r3(X0,X1,X3)
            & sK19(X0,X1) != X3 )
          | ( r3(X0,X1,X3)
            & sK19(X0,X1) = X3 ) ) ),
    introduced(choice_axiom,[]) ).

fof(f59,plain,
    ! [X0,X1] :
    ? [X2] :
    ! [X3] :
      ( ( ~ r3(X0,X1,X3)
        & X2 != X3 )
      | ( r3(X0,X1,X3)
        & X2 = X3 ) ),
    inference(rectify,[],[f16]) ).

fof(f16,plain,
    ! [X1,X0] :
    ? [X2] :
    ! [X3] :
      ( ( ~ r3(X1,X0,X3)
        & X2 != X3 )
      | ( r3(X1,X0,X3)
        & X2 = X3 ) ),
    inference(rectify,[],[f3]) ).

fof(f3,axiom,
    ! [X6,X5] :
    ? [X7] :
    ! [X8] :
      ( ( ~ r3(X5,X6,X8)
        & X7 != X8 )
      | ( r3(X5,X6,X8)
        & X7 = X8 ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',axiom_3) ).

fof(f265,plain,
    ! [X0] : r3(X0,sK3,X0),
    inference(backward_demodulation,[],[f217,f213]) ).

fof(f213,plain,
    ! [X2] : sK3 = sK9(X2),
    inference(resolution,[],[f119,f130]) ).

fof(f130,plain,
    ! [X0] : r1(sK9(X0)),
    inference(literal_reordering,[],[f77]) ).

fof(f77,plain,
    ! [X0] : r1(sK9(X0)),
    inference(cnf_transformation,[],[f41]) ).

fof(f41,plain,
    ! [X0] :
      ( r3(X0,sK9(X0),sK8(X0))
      & r1(sK9(X0))
      & sK8(X0) = X0 ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK8,sK9])],[f24,f40,f39]) ).

fof(f39,plain,
    ! [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( r3(X0,X2,X1)
              & r1(X2) )
          & X0 = X1 )
     => ( ? [X2] :
            ( r3(X0,X2,sK8(X0))
            & r1(X2) )
        & sK8(X0) = X0 ) ),
    introduced(choice_axiom,[]) ).

fof(f40,plain,
    ! [X0] :
      ( ? [X2] :
          ( r3(X0,X2,sK8(X0))
          & r1(X2) )
     => ( r3(X0,sK9(X0),sK8(X0))
        & r1(sK9(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f24,plain,
    ! [X0] :
    ? [X1] :
      ( ? [X2] :
          ( r3(X0,X2,X1)
          & r1(X2) )
      & X0 = X1 ),
    inference(rectify,[],[f8]) ).

fof(f8,axiom,
    ! [X29] :
    ? [X30] :
      ( ? [X31] :
          ( r3(X29,X31,X30)
          & r1(X31) )
      & X29 = X30 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',axiom_4a) ).

fof(f119,plain,
    ! [X1] :
      ( ~ r1(X1)
      | sK3 = X1 ),
    inference(literal_reordering,[],[f68]) ).

fof(f68,plain,
    ! [X1] :
      ( ~ r1(X1)
      | sK3 = X1 ),
    inference(cnf_transformation,[],[f32]) ).

fof(f217,plain,
    ! [X0] : r3(X0,sK9(X0),X0),
    inference(forward_demodulation,[],[f138,f120]) ).

fof(f120,plain,
    ! [X0] : sK8(X0) = X0,
    inference(literal_reordering,[],[f76]) ).

fof(f76,plain,
    ! [X0] : sK8(X0) = X0,
    inference(cnf_transformation,[],[f41]) ).

fof(f138,plain,
    ! [X0] : r3(X0,sK9(X0),sK8(X0)),
    inference(literal_reordering,[],[f78]) ).

fof(f78,plain,
    ! [X0] : r3(X0,sK9(X0),sK8(X0)),
    inference(cnf_transformation,[],[f41]) ).

fof(f334,plain,
    ! [X1] : r4(X1,sK11(sK3),sK19(sK3,X1)),
    inference(superposition,[],[f275,f323]) ).

fof(f323,plain,
    ! [X0] : sK14(sK3,X0) = sK19(sK3,X0),
    inference(resolution,[],[f322,f149]) ).

fof(f322,plain,
    ! [X0] : r3(sK3,X0,sK14(sK3,X0)),
    inference(superposition,[],[f295,f263]) ).

fof(f263,plain,
    ! [X0] : sK3 = sK10(X0,sK3),
    inference(resolution,[],[f262,f147]) ).

fof(f147,plain,
    ! [X3,X0,X1] :
      ( ~ r4(X0,X1,X3)
      | sK10(X0,X1) = X3 ),
    inference(literal_reordering,[],[f82]) ).

fof(f82,plain,
    ! [X3,X0,X1] :
      ( sK10(X0,X1) = X3
      | ~ r4(X0,X1,X3) ),
    inference(cnf_transformation,[],[f46]) ).

fof(f46,plain,
    ! [X0,X1,X3] :
      ( ( sK10(X0,X1) != X3
        & ~ r4(X0,X1,X3) )
      | ( sK10(X0,X1) = X3
        & r4(X0,X1,X3) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK10])],[f44,f45]) ).

fof(f45,plain,
    ! [X0,X1] :
      ( ? [X2] :
        ! [X3] :
          ( ( X2 != X3
            & ~ r4(X0,X1,X3) )
          | ( X2 = X3
            & r4(X0,X1,X3) ) )
     => ! [X3] :
          ( ( sK10(X0,X1) != X3
            & ~ r4(X0,X1,X3) )
          | ( sK10(X0,X1) = X3
            & r4(X0,X1,X3) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f44,plain,
    ! [X0,X1] :
    ? [X2] :
    ! [X3] :
      ( ( X2 != X3
        & ~ r4(X0,X1,X3) )
      | ( X2 = X3
        & r4(X0,X1,X3) ) ),
    inference(rectify,[],[f20]) ).

fof(f20,plain,
    ! [X1,X0] :
    ? [X2] :
    ! [X3] :
      ( ( X2 != X3
        & ~ r4(X1,X0,X3) )
      | ( X2 = X3
        & r4(X1,X0,X3) ) ),
    inference(rectify,[],[f4]) ).

fof(f4,axiom,
    ! [X10,X9] :
    ? [X11] :
    ! [X12] :
      ( ( ~ r4(X9,X10,X12)
        & X11 != X12 )
      | ( X11 = X12
        & r4(X9,X10,X12) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',axiom_4) ).

fof(f262,plain,
    ! [X0] : r4(X0,sK3,sK3),
    inference(forward_demodulation,[],[f257,f211]) ).

fof(f211,plain,
    ! [X1] : sK3 = sK2(X1),
    inference(resolution,[],[f119,f131]) ).

fof(f131,plain,
    ! [X0] : r1(sK2(X0)),
    inference(literal_reordering,[],[f63]) ).

fof(f63,plain,
    ! [X0] : r1(sK2(X0)),
    inference(cnf_transformation,[],[f30]) ).

fof(f30,plain,
    ! [X0] :
      ( sK0(X0) = sK1(X0)
      & r1(sK1(X0))
      & r1(sK2(X0))
      & r4(X0,sK2(X0),sK0(X0)) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2])],[f26,f29,f28,f27]) ).

fof(f27,plain,
    ! [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( X1 = X2
              & r1(X2) )
          & ? [X3] :
              ( r1(X3)
              & r4(X0,X3,X1) ) )
     => ( ? [X2] :
            ( sK0(X0) = X2
            & r1(X2) )
        & ? [X3] :
            ( r1(X3)
            & r4(X0,X3,sK0(X0)) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f28,plain,
    ! [X0] :
      ( ? [X2] :
          ( sK0(X0) = X2
          & r1(X2) )
     => ( sK0(X0) = sK1(X0)
        & r1(sK1(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f29,plain,
    ! [X0] :
      ( ? [X3] :
          ( r1(X3)
          & r4(X0,X3,sK0(X0)) )
     => ( r1(sK2(X0))
        & r4(X0,sK2(X0),sK0(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f26,plain,
    ! [X0] :
    ? [X1] :
      ( ? [X2] :
          ( X1 = X2
          & r1(X2) )
      & ? [X3] :
          ( r1(X3)
          & r4(X0,X3,X1) ) ),
    inference(rectify,[],[f15]) ).

fof(f15,plain,
    ! [X0] :
    ? [X1] :
      ( ? [X3] :
          ( X1 = X3
          & r1(X3) )
      & ? [X2] :
          ( r1(X2)
          & r4(X0,X2,X1) ) ),
    inference(rectify,[],[f9]) ).

fof(f9,axiom,
    ! [X32] :
    ? [X33] :
      ( ? [X34] :
          ( r1(X34)
          & r4(X32,X34,X33) )
      & ? [X35] :
          ( X33 = X35
          & r1(X35) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',axiom_5a) ).

fof(f257,plain,
    ! [X0] : r4(X0,sK2(X0),sK3),
    inference(backward_demodulation,[],[f152,f210]) ).

fof(f210,plain,
    ! [X0] : sK3 = sK1(X0),
    inference(resolution,[],[f119,f128]) ).

fof(f128,plain,
    ! [X0] : r1(sK1(X0)),
    inference(literal_reordering,[],[f64]) ).

fof(f64,plain,
    ! [X0] : r1(sK1(X0)),
    inference(cnf_transformation,[],[f30]) ).

fof(f152,plain,
    ! [X0] : r4(X0,sK2(X0),sK1(X0)),
    inference(literal_reordering,[],[f102]) ).

fof(f102,plain,
    ! [X0] : r4(X0,sK2(X0),sK1(X0)),
    inference(definition_unfolding,[],[f62,f65]) ).

fof(f65,plain,
    ! [X0] : sK0(X0) = sK1(X0),
    inference(cnf_transformation,[],[f30]) ).

fof(f62,plain,
    ! [X0] : r4(X0,sK2(X0),sK0(X0)),
    inference(cnf_transformation,[],[f30]) ).

fof(f295,plain,
    ! [X0,X1] : r3(sK10(X1,X0),X1,sK14(X0,X1)),
    inference(backward_demodulation,[],[f127,f247]) ).

fof(f247,plain,
    ! [X0,X1] : sK13(X1,X0) = sK10(X0,X1),
    inference(resolution,[],[f147,f137]) ).

fof(f137,plain,
    ! [X0,X1] : r4(X1,X0,sK13(X0,X1)),
    inference(literal_reordering,[],[f92]) ).

fof(f92,plain,
    ! [X0,X1] : r4(X1,X0,sK13(X0,X1)),
    inference(cnf_transformation,[],[f54]) ).

fof(f54,plain,
    ! [X0,X1] :
      ( r3(sK13(X0,X1),X1,sK12(X0,X1))
      & r4(X1,X0,sK13(X0,X1))
      & r2(X0,sK15(X0,X1))
      & r4(X1,sK15(X0,X1),sK14(X0,X1))
      & sK12(X0,X1) = sK14(X0,X1) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK12,sK13,sK14,sK15])],[f49,f53,f52,f51,f50]) ).

fof(f50,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ? [X3] :
              ( r3(X3,X1,X2)
              & r4(X1,X0,X3) )
          & ? [X4] :
              ( ? [X5] :
                  ( r2(X0,X5)
                  & r4(X1,X5,X4) )
              & X2 = X4 ) )
     => ( ? [X3] :
            ( r3(X3,X1,sK12(X0,X1))
            & r4(X1,X0,X3) )
        & ? [X4] :
            ( ? [X5] :
                ( r2(X0,X5)
                & r4(X1,X5,X4) )
            & sK12(X0,X1) = X4 ) ) ),
    introduced(choice_axiom,[]) ).

fof(f51,plain,
    ! [X0,X1] :
      ( ? [X3] :
          ( r3(X3,X1,sK12(X0,X1))
          & r4(X1,X0,X3) )
     => ( r3(sK13(X0,X1),X1,sK12(X0,X1))
        & r4(X1,X0,sK13(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f52,plain,
    ! [X0,X1] :
      ( ? [X4] :
          ( ? [X5] :
              ( r2(X0,X5)
              & r4(X1,X5,X4) )
          & sK12(X0,X1) = X4 )
     => ( ? [X5] :
            ( r2(X0,X5)
            & r4(X1,X5,sK14(X0,X1)) )
        & sK12(X0,X1) = sK14(X0,X1) ) ),
    introduced(choice_axiom,[]) ).

fof(f53,plain,
    ! [X0,X1] :
      ( ? [X5] :
          ( r2(X0,X5)
          & r4(X1,X5,sK14(X0,X1)) )
     => ( r2(X0,sK15(X0,X1))
        & r4(X1,sK15(X0,X1),sK14(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

fof(f49,plain,
    ! [X0,X1] :
    ? [X2] :
      ( ? [X3] :
          ( r3(X3,X1,X2)
          & r4(X1,X0,X3) )
      & ? [X4] :
          ( ? [X5] :
              ( r2(X0,X5)
              & r4(X1,X5,X4) )
          & X2 = X4 ) ),
    inference(rectify,[],[f23]) ).

fof(f23,plain,
    ! [X0,X1] :
    ? [X2] :
      ( ? [X5] :
          ( r3(X5,X1,X2)
          & r4(X1,X0,X5) )
      & ? [X3] :
          ( ? [X4] :
              ( r2(X0,X4)
              & r4(X1,X4,X3) )
          & X2 = X3 ) ),
    inference(rectify,[],[f6]) ).

fof(f6,axiom,
    ! [X20,X19] :
    ? [X21] :
      ( ? [X22] :
          ( X21 = X22
          & ? [X23] :
              ( r4(X19,X23,X22)
              & r2(X20,X23) ) )
      & ? [X24] :
          ( r3(X24,X19,X21)
          & r4(X19,X20,X24) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',axiom_2a) ).

fof(f127,plain,
    ! [X0,X1] : r3(sK13(X0,X1),X1,sK14(X0,X1)),
    inference(literal_reordering,[],[f104]) ).

fof(f104,plain,
    ! [X0,X1] : r3(sK13(X0,X1),X1,sK14(X0,X1)),
    inference(definition_unfolding,[],[f93,f89]) ).

fof(f89,plain,
    ! [X0,X1] : sK12(X0,X1) = sK14(X0,X1),
    inference(cnf_transformation,[],[f54]) ).

fof(f93,plain,
    ! [X0,X1] : r3(sK13(X0,X1),X1,sK12(X0,X1)),
    inference(cnf_transformation,[],[f54]) ).

fof(f275,plain,
    ! [X0,X1] : r4(X1,sK11(X0),sK14(X0,X1)),
    inference(backward_demodulation,[],[f121,f221]) ).

fof(f221,plain,
    ! [X2,X1] : sK15(X1,X2) = sK11(X1),
    inference(resolution,[],[f145,f132]) ).

fof(f132,plain,
    ! [X0,X1] : r2(X0,sK15(X0,X1)),
    inference(literal_reordering,[],[f91]) ).

fof(f91,plain,
    ! [X0,X1] : r2(X0,sK15(X0,X1)),
    inference(cnf_transformation,[],[f54]) ).

fof(f145,plain,
    ! [X2,X0] :
      ( ~ r2(X0,X2)
      | sK11(X0) = X2 ),
    inference(literal_reordering,[],[f85]) ).

fof(f85,plain,
    ! [X2,X0] :
      ( ~ r2(X0,X2)
      | sK11(X0) = X2 ),
    inference(cnf_transformation,[],[f48]) ).

fof(f121,plain,
    ! [X0,X1] : r4(X1,sK15(X0,X1),sK14(X0,X1)),
    inference(literal_reordering,[],[f90]) ).

fof(f90,plain,
    ! [X0,X1] : r4(X1,sK15(X0,X1),sK14(X0,X1)),
    inference(cnf_transformation,[],[f54]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : NUN086+2 : TPTP v8.1.0. Released v7.3.0.
% 0.07/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.14/0.35  % Computer : n002.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 10:03:29 EDT 2022
% 0.14/0.35  % CPUTime    : 
% 0.20/0.55  % (32603)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)
% 0.20/0.56  % (32619)dis+21_1:1_av=off:er=filter:slsq=on:slsqc=0:slsqr=1,1:sp=frequency:to=lpo:i=498:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/498Mi)
% 0.20/0.56  % (32604)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.20/0.56  TRYING [1]
% 0.20/0.56  % (32611)ins+10_1:1_awrs=decay:awrsf=30:bsr=unit_only:foolp=on:igrr=8/457:igs=10:igwr=on:nwc=1.5:sp=weighted_frequency:to=lpo:uhcvi=on:i=68:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/68Mi)
% 0.20/0.56  TRYING [2]
% 0.20/0.57  TRYING [3]
% 0.20/0.57  % (32604)Instruction limit reached!
% 0.20/0.57  % (32604)------------------------------
% 0.20/0.57  % (32604)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.57  % (32612)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=75:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/75Mi)
% 0.20/0.57  TRYING [4]
% 0.20/0.58  % (32611)First to succeed.
% 0.20/0.58  % (32604)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.58  % (32604)Termination reason: Unknown
% 0.20/0.58  % (32604)Termination phase: Saturation
% 0.20/0.58  
% 0.20/0.58  % (32604)Memory used [KB]: 5500
% 0.20/0.58  % (32604)Time elapsed: 0.143 s
% 0.20/0.58  % (32604)Instructions burned: 7 (million)
% 0.20/0.58  % (32604)------------------------------
% 0.20/0.58  % (32604)------------------------------
% 0.20/0.58  % (32620)ott+11_1:1_drc=off:nwc=5.0:slsq=on:slsqc=1:spb=goal_then_units:to=lpo:i=467:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/467Mi)
% 0.20/0.59  % (32597)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)
% 0.20/0.59  % (32612)Also succeeded, but the first one will report.
% 0.20/0.59  % (32611)Refutation found. Thanks to Tanya!
% 0.20/0.59  % SZS status Theorem for theBenchmark
% 0.20/0.59  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.59  % (32611)------------------------------
% 0.20/0.59  % (32611)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.59  % (32611)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.59  % (32611)Termination reason: Refutation
% 0.20/0.59  
% 0.20/0.59  % (32611)Memory used [KB]: 6012
% 0.20/0.59  % (32611)Time elapsed: 0.010 s
% 0.20/0.59  % (32611)Instructions burned: 10 (million)
% 0.20/0.59  % (32611)------------------------------
% 0.20/0.59  % (32611)------------------------------
% 0.20/0.59  % (32595)Success in time 0.231 s
%------------------------------------------------------------------------------