TSTP Solution File: SET582+3 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SET582+3 : TPTP v8.1.0. Released v2.2.0.
% 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 : n010.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 18:24:58 EDT 2022

% Result   : Theorem 1.61s 0.56s
% Output   : Refutation 1.61s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   23
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   84 (  11 unt;   0 def)
%            Number of atoms       :  270 (  20 equ)
%            Maximal formula atoms :   22 (   3 avg)
%            Number of connectives :  313 ( 127   ~; 121   |;  43   &)
%                                         (  16 <=>;   6  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   12 (   5 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   3 con; 0-2 aty)
%            Number of variables   :  115 ( 103   !;  12   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f154,plain,
    $false,
    inference(subsumption_resolution,[],[f153,f149]) ).

fof(f149,plain,
    ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK2),
    inference(subsumption_resolution,[],[f147,f137]) ).

fof(f137,plain,
    ( member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK4)
    | ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK2) ),
    inference(resolution,[],[f136,f64]) ).

fof(f64,plain,
    ! [X3] :
      ( member(X3,sK3)
      | member(X3,sK4)
      | ~ member(X3,sK2) ),
    inference(cnf_transformation,[],[f38]) ).

fof(f38,plain,
    ( ! [X3] :
        ( ( ~ member(X3,sK3)
          | ( ( ~ member(X3,sK2)
              | ~ member(X3,sK4) )
            & ( member(X3,sK2)
              | member(X3,sK4) ) ) )
        & ( ( ( member(X3,sK4)
              | ~ member(X3,sK2) )
            & ( member(X3,sK2)
              | ~ member(X3,sK4) ) )
          | member(X3,sK3) ) )
    & sK3 != symmetric_difference(sK2,sK4) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2,sK3,sK4])],[f36,f37]) ).

fof(f37,plain,
    ( ? [X0,X1,X2] :
        ( ! [X3] :
            ( ( ~ member(X3,X1)
              | ( ( ~ member(X3,X0)
                  | ~ member(X3,X2) )
                & ( member(X3,X0)
                  | member(X3,X2) ) ) )
            & ( ( ( member(X3,X2)
                  | ~ member(X3,X0) )
                & ( member(X3,X0)
                  | ~ member(X3,X2) ) )
              | member(X3,X1) ) )
        & symmetric_difference(X0,X2) != X1 )
   => ( ! [X3] :
          ( ( ~ member(X3,sK3)
            | ( ( ~ member(X3,sK2)
                | ~ member(X3,sK4) )
              & ( member(X3,sK2)
                | member(X3,sK4) ) ) )
          & ( ( ( member(X3,sK4)
                | ~ member(X3,sK2) )
              & ( member(X3,sK2)
                | ~ member(X3,sK4) ) )
            | member(X3,sK3) ) )
      & sK3 != symmetric_difference(sK2,sK4) ) ),
    introduced(choice_axiom,[]) ).

fof(f36,plain,
    ? [X0,X1,X2] :
      ( ! [X3] :
          ( ( ~ member(X3,X1)
            | ( ( ~ member(X3,X0)
                | ~ member(X3,X2) )
              & ( member(X3,X0)
                | member(X3,X2) ) ) )
          & ( ( ( member(X3,X2)
                | ~ member(X3,X0) )
              & ( member(X3,X0)
                | ~ member(X3,X2) ) )
            | member(X3,X1) ) )
      & symmetric_difference(X0,X2) != X1 ),
    inference(nnf_transformation,[],[f19]) ).

fof(f19,plain,
    ? [X0,X1,X2] :
      ( ! [X3] :
          ( ~ member(X3,X1)
        <=> ( member(X3,X2)
          <=> member(X3,X0) ) )
      & symmetric_difference(X0,X2) != X1 ),
    inference(ennf_transformation,[],[f18]) ).

fof(f18,plain,
    ~ ! [X0,X2,X1] :
        ( ! [X3] :
            ( ~ member(X3,X1)
          <=> ( member(X3,X2)
            <=> member(X3,X0) ) )
       => symmetric_difference(X0,X2) = X1 ),
    inference(rectify,[],[f12]) ).

fof(f12,negated_conjecture,
    ~ ! [X1,X0,X2] :
        ( ! [X3] :
            ( ( member(X3,X1)
            <=> member(X3,X2) )
          <=> ~ member(X3,X0) )
       => symmetric_difference(X1,X2) = X0 ),
    inference(negated_conjecture,[],[f11]) ).

fof(f11,conjecture,
    ! [X1,X0,X2] :
      ( ! [X3] :
          ( ( member(X3,X1)
          <=> member(X3,X2) )
        <=> ~ member(X3,X0) )
     => symmetric_difference(X1,X2) = X0 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_th25) ).

fof(f136,plain,
    ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK3),
    inference(subsumption_resolution,[],[f135,f130]) ).

fof(f130,plain,
    ( ~ member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK2)
    | ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK3) ),
    inference(subsumption_resolution,[],[f128,f103]) ).

fof(f103,plain,
    ( ~ member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK4)
    | ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK3)
    | ~ member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK2) ),
    inference(resolution,[],[f102,f66]) ).

fof(f66,plain,
    ! [X3] :
      ( ~ member(X3,sK3)
      | ~ member(X3,sK2)
      | ~ member(X3,sK4) ),
    inference(cnf_transformation,[],[f38]) ).

fof(f102,plain,
    ( member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK3)
    | ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK3) ),
    inference(resolution,[],[f99,f46]) ).

fof(f46,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
      | ~ member(sK0(X0,X1),X1) ),
    inference(cnf_transformation,[],[f25]) ).

fof(f25,plain,
    ! [X0,X1] :
      ( ( ! [X2] :
            ( ~ member(X2,X0)
            | member(X2,X1) )
        | ~ subset(X0,X1) )
      & ( subset(X0,X1)
        | ( member(sK0(X0,X1),X0)
          & ~ member(sK0(X0,X1),X1) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0])],[f23,f24]) ).

fof(f24,plain,
    ! [X0,X1] :
      ( ? [X3] :
          ( member(X3,X0)
          & ~ member(X3,X1) )
     => ( member(sK0(X0,X1),X0)
        & ~ member(sK0(X0,X1),X1) ) ),
    introduced(choice_axiom,[]) ).

fof(f23,plain,
    ! [X0,X1] :
      ( ( ! [X2] :
            ( ~ member(X2,X0)
            | member(X2,X1) )
        | ~ subset(X0,X1) )
      & ( subset(X0,X1)
        | ? [X3] :
            ( member(X3,X0)
            & ~ member(X3,X1) ) ) ),
    inference(rectify,[],[f22]) ).

fof(f22,plain,
    ! [X0,X1] :
      ( ( ! [X2] :
            ( ~ member(X2,X0)
            | member(X2,X1) )
        | ~ subset(X0,X1) )
      & ( subset(X0,X1)
        | ? [X2] :
            ( member(X2,X0)
            & ~ member(X2,X1) ) ) ),
    inference(nnf_transformation,[],[f21]) ).

fof(f21,plain,
    ! [X0,X1] :
      ( ! [X2] :
          ( ~ member(X2,X0)
          | member(X2,X1) )
    <=> subset(X0,X1) ),
    inference(ennf_transformation,[],[f9]) ).

fof(f9,axiom,
    ! [X1,X0] :
      ( ! [X2] :
          ( member(X2,X0)
         => member(X2,X1) )
    <=> subset(X0,X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subset_defn) ).

fof(f99,plain,
    ( ~ subset(union(difference(sK2,sK4),difference(sK4,sK2)),sK3)
    | member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK3) ),
    inference(resolution,[],[f94,f47]) ).

fof(f47,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
      | member(sK0(X0,X1),X0) ),
    inference(cnf_transformation,[],[f25]) ).

fof(f94,plain,
    ( ~ subset(sK3,union(difference(sK2,sK4),difference(sK4,sK2)))
    | ~ subset(union(difference(sK2,sK4),difference(sK4,sK2)),sK3) ),
    inference(extensionality_resolution,[],[f55,f74]) ).

fof(f74,plain,
    sK3 != union(difference(sK2,sK4),difference(sK4,sK2)),
    inference(definition_unfolding,[],[f62,f57]) ).

fof(f57,plain,
    ! [X0,X1] : symmetric_difference(X1,X0) = union(difference(X1,X0),difference(X0,X1)),
    inference(cnf_transformation,[],[f32]) ).

fof(f32,plain,
    ! [X0,X1] : symmetric_difference(X1,X0) = union(difference(X1,X0),difference(X0,X1)),
    inference(rectify,[],[f4]) ).

fof(f4,axiom,
    ! [X1,X0] : symmetric_difference(X0,X1) = union(difference(X0,X1),difference(X1,X0)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',symmetric_difference_defn) ).

fof(f62,plain,
    sK3 != symmetric_difference(sK2,sK4),
    inference(cnf_transformation,[],[f38]) ).

fof(f55,plain,
    ! [X0,X1] :
      ( ~ subset(X1,X0)
      | ~ subset(X0,X1)
      | X0 = X1 ),
    inference(cnf_transformation,[],[f31]) ).

fof(f31,plain,
    ! [X0,X1] :
      ( ( X0 = X1
        | ~ subset(X1,X0)
        | ~ subset(X0,X1) )
      & ( ( subset(X1,X0)
          & subset(X0,X1) )
        | X0 != X1 ) ),
    inference(flattening,[],[f30]) ).

fof(f30,plain,
    ! [X0,X1] :
      ( ( X0 = X1
        | ~ subset(X1,X0)
        | ~ subset(X0,X1) )
      & ( ( subset(X1,X0)
          & subset(X0,X1) )
        | X0 != X1 ) ),
    inference(nnf_transformation,[],[f17]) ).

fof(f17,plain,
    ! [X0,X1] :
      ( X0 = X1
    <=> ( subset(X1,X0)
        & subset(X0,X1) ) ),
    inference(rectify,[],[f5]) ).

fof(f5,axiom,
    ! [X1,X0] :
      ( X0 = X1
    <=> ( subset(X1,X0)
        & subset(X0,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',equal_defn) ).

fof(f128,plain,
    ( ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK3)
    | member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK4)
    | ~ member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK2) ),
    inference(resolution,[],[f69,f110]) ).

fof(f110,plain,
    ( ~ member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),difference(sK2,sK4))
    | ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK3) ),
    inference(resolution,[],[f106,f59]) ).

fof(f59,plain,
    ! [X2,X0,X1] :
      ( member(X1,union(X0,X2))
      | ~ member(X1,X0) ),
    inference(cnf_transformation,[],[f35]) ).

fof(f35,plain,
    ! [X0,X1,X2] :
      ( ( member(X1,X2)
        | member(X1,X0)
        | ~ member(X1,union(X0,X2)) )
      & ( member(X1,union(X0,X2))
        | ( ~ member(X1,X2)
          & ~ member(X1,X0) ) ) ),
    inference(flattening,[],[f34]) ).

fof(f34,plain,
    ! [X0,X1,X2] :
      ( ( member(X1,X2)
        | member(X1,X0)
        | ~ member(X1,union(X0,X2)) )
      & ( member(X1,union(X0,X2))
        | ( ~ member(X1,X2)
          & ~ member(X1,X0) ) ) ),
    inference(nnf_transformation,[],[f16]) ).

fof(f16,plain,
    ! [X0,X1,X2] :
      ( ( member(X1,X2)
        | member(X1,X0) )
    <=> member(X1,union(X0,X2)) ),
    inference(rectify,[],[f2]) ).

fof(f2,axiom,
    ! [X0,X2,X1] :
      ( member(X2,union(X0,X1))
    <=> ( member(X2,X1)
        | member(X2,X0) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',union_defn) ).

fof(f106,plain,
    ( ~ member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),union(difference(sK2,sK4),difference(sK4,sK2)))
    | ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK3) ),
    inference(resolution,[],[f100,f46]) ).

fof(f100,plain,
    ( ~ subset(union(difference(sK2,sK4),difference(sK4,sK2)),sK3)
    | ~ member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),union(difference(sK2,sK4),difference(sK4,sK2))) ),
    inference(resolution,[],[f94,f46]) ).

fof(f69,plain,
    ! [X2,X0,X1] :
      ( member(X0,difference(X2,X1))
      | ~ member(X0,X2)
      | member(X0,X1) ),
    inference(cnf_transformation,[],[f44]) ).

fof(f44,plain,
    ! [X0,X1,X2] :
      ( ( ( ~ member(X0,X1)
          & member(X0,X2) )
        | ~ member(X0,difference(X2,X1)) )
      & ( member(X0,difference(X2,X1))
        | member(X0,X1)
        | ~ member(X0,X2) ) ),
    inference(rectify,[],[f43]) ).

fof(f43,plain,
    ! [X1,X0,X2] :
      ( ( ( ~ member(X1,X0)
          & member(X1,X2) )
        | ~ member(X1,difference(X2,X0)) )
      & ( member(X1,difference(X2,X0))
        | member(X1,X0)
        | ~ member(X1,X2) ) ),
    inference(flattening,[],[f42]) ).

fof(f42,plain,
    ! [X1,X0,X2] :
      ( ( ( ~ member(X1,X0)
          & member(X1,X2) )
        | ~ member(X1,difference(X2,X0)) )
      & ( member(X1,difference(X2,X0))
        | member(X1,X0)
        | ~ member(X1,X2) ) ),
    inference(nnf_transformation,[],[f13]) ).

fof(f13,plain,
    ! [X1,X0,X2] :
      ( ( ~ member(X1,X0)
        & member(X1,X2) )
    <=> member(X1,difference(X2,X0)) ),
    inference(rectify,[],[f3]) ).

fof(f3,axiom,
    ! [X1,X2,X0] :
      ( ( member(X2,X0)
        & ~ member(X2,X1) )
    <=> member(X2,difference(X0,X1)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',difference_defn) ).

fof(f135,plain,
    ( member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK2)
    | ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK3) ),
    inference(duplicate_literal_removal,[],[f134]) ).

fof(f134,plain,
    ( ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK3)
    | member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK2)
    | ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK3) ),
    inference(resolution,[],[f129,f104]) ).

fof(f104,plain,
    ( member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK4)
    | ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK3)
    | member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK2) ),
    inference(resolution,[],[f102,f65]) ).

fof(f65,plain,
    ! [X3] :
      ( ~ member(X3,sK3)
      | member(X3,sK4)
      | member(X3,sK2) ),
    inference(cnf_transformation,[],[f38]) ).

fof(f129,plain,
    ( ~ member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK4)
    | ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK3) ),
    inference(subsumption_resolution,[],[f126,f103]) ).

fof(f126,plain,
    ( member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK2)
    | ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK3)
    | ~ member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK4) ),
    inference(resolution,[],[f69,f109]) ).

fof(f109,plain,
    ( ~ member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),difference(sK4,sK2))
    | ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK3) ),
    inference(resolution,[],[f106,f60]) ).

fof(f60,plain,
    ! [X2,X0,X1] :
      ( member(X1,union(X0,X2))
      | ~ member(X1,X2) ),
    inference(cnf_transformation,[],[f35]) ).

fof(f147,plain,
    ( ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK4)
    | ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK2) ),
    inference(resolution,[],[f145,f71]) ).

fof(f71,plain,
    ! [X2,X0,X1] :
      ( ~ member(X0,difference(X2,X1))
      | ~ member(X0,X1) ),
    inference(cnf_transformation,[],[f44]) ).

fof(f145,plain,
    ( member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),difference(sK2,sK4))
    | ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK2) ),
    inference(resolution,[],[f144,f71]) ).

fof(f144,plain,
    ( member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),difference(sK4,sK2))
    | member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),difference(sK2,sK4)) ),
    inference(resolution,[],[f143,f61]) ).

fof(f61,plain,
    ! [X2,X0,X1] :
      ( ~ member(X1,union(X0,X2))
      | member(X1,X2)
      | member(X1,X0) ),
    inference(cnf_transformation,[],[f35]) ).

fof(f143,plain,
    member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),union(difference(sK2,sK4),difference(sK4,sK2))),
    inference(subsumption_resolution,[],[f142,f131]) ).

fof(f131,plain,
    ( ~ member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK2)
    | member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),union(difference(sK2,sK4),difference(sK4,sK2))) ),
    inference(subsumption_resolution,[],[f127,f107]) ).

fof(f107,plain,
    ( ~ member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK4)
    | member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),union(difference(sK2,sK4),difference(sK4,sK2)))
    | ~ member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK2) ),
    inference(resolution,[],[f101,f66]) ).

fof(f101,plain,
    ( member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK3)
    | member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),union(difference(sK2,sK4),difference(sK4,sK2))) ),
    inference(resolution,[],[f99,f47]) ).

fof(f127,plain,
    ( member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK4)
    | member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),union(difference(sK2,sK4),difference(sK4,sK2)))
    | ~ member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK2) ),
    inference(resolution,[],[f69,f112]) ).

fof(f112,plain,
    ( ~ member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),difference(sK2,sK4))
    | member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),union(difference(sK2,sK4),difference(sK4,sK2))) ),
    inference(resolution,[],[f105,f59]) ).

fof(f105,plain,
    ( ~ member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),union(difference(sK2,sK4),difference(sK4,sK2)))
    | member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),union(difference(sK2,sK4),difference(sK4,sK2))) ),
    inference(resolution,[],[f100,f47]) ).

fof(f142,plain,
    ( member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK2)
    | member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),union(difference(sK2,sK4),difference(sK4,sK2))) ),
    inference(duplicate_literal_removal,[],[f140]) ).

fof(f140,plain,
    ( member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK2)
    | member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),union(difference(sK2,sK4),difference(sK4,sK2)))
    | member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),union(difference(sK2,sK4),difference(sK4,sK2))) ),
    inference(resolution,[],[f132,f108]) ).

fof(f108,plain,
    ( member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK4)
    | member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),union(difference(sK2,sK4),difference(sK4,sK2)))
    | member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK2) ),
    inference(resolution,[],[f101,f65]) ).

fof(f132,plain,
    ( ~ member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK4)
    | member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),union(difference(sK2,sK4),difference(sK4,sK2))) ),
    inference(subsumption_resolution,[],[f125,f107]) ).

fof(f125,plain,
    ( member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK2)
    | member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),union(difference(sK2,sK4),difference(sK4,sK2)))
    | ~ member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),sK4) ),
    inference(resolution,[],[f69,f111]) ).

fof(f111,plain,
    ( ~ member(sK0(sK3,union(difference(sK2,sK4),difference(sK4,sK2))),difference(sK4,sK2))
    | member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),union(difference(sK2,sK4),difference(sK4,sK2))) ),
    inference(resolution,[],[f105,f60]) ).

fof(f153,plain,
    member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK2),
    inference(resolution,[],[f152,f138]) ).

fof(f138,plain,
    ( ~ member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK4)
    | member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK2) ),
    inference(resolution,[],[f136,f63]) ).

fof(f63,plain,
    ! [X3] :
      ( member(X3,sK3)
      | ~ member(X3,sK4)
      | member(X3,sK2) ),
    inference(cnf_transformation,[],[f38]) ).

fof(f152,plain,
    member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK4),
    inference(subsumption_resolution,[],[f151,f149]) ).

fof(f151,plain,
    ( member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK4)
    | member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK2) ),
    inference(resolution,[],[f146,f70]) ).

fof(f70,plain,
    ! [X2,X0,X1] :
      ( ~ member(X0,difference(X2,X1))
      | member(X0,X2) ),
    inference(cnf_transformation,[],[f44]) ).

fof(f146,plain,
    ( member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),difference(sK2,sK4))
    | member(sK0(union(difference(sK2,sK4),difference(sK4,sK2)),sK3),sK4) ),
    inference(resolution,[],[f144,f70]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem    : SET582+3 : TPTP v8.1.0. Released v2.2.0.
% 0.04/0.12  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.13/0.34  % Computer : n010.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 13:55:29 EDT 2022
% 0.13/0.34  % CPUTime    : 
% 0.20/0.45  % (9575)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)
% 0.20/0.45  % (9559)ott+2_1:1_fsr=off:gsp=on:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.20/0.51  % (9550)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)
% 0.20/0.51  % (9567)ott+10_1:1_tgt=ground:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.20/0.51  % (9556)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.20/0.51  % (9559)Instruction limit reached!
% 0.20/0.51  % (9559)------------------------------
% 0.20/0.51  % (9559)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.51  % (9556)Instruction limit reached!
% 0.20/0.51  % (9556)------------------------------
% 0.20/0.51  % (9556)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.51  % (9556)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.51  % (9556)Termination reason: Unknown
% 0.20/0.51  % (9556)Termination phase: Saturation
% 0.20/0.51  
% 0.20/0.51  % (9556)Memory used [KB]: 5500
% 0.20/0.51  % (9556)Time elapsed: 0.107 s
% 0.20/0.51  % (9556)Instructions burned: 7 (million)
% 0.20/0.51  % (9556)------------------------------
% 0.20/0.51  % (9556)------------------------------
% 0.20/0.51  % (9559)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.51  % (9559)Termination reason: Unknown
% 0.20/0.51  % (9559)Termination phase: Saturation
% 0.20/0.51  
% 0.20/0.51  % (9559)Memory used [KB]: 6012
% 0.20/0.51  % (9559)Time elapsed: 0.117 s
% 0.20/0.51  % (9559)Instructions burned: 51 (million)
% 0.20/0.51  % (9559)------------------------------
% 0.20/0.51  % (9559)------------------------------
% 0.20/0.51  % (9553)ott+33_1:4_s2a=on:tgt=ground:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.20/0.52  % (9549)fmb+10_1:1_bce=on:fmbsr=1.5:nm=4:skr=on:i=191324:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/191324Mi)
% 0.20/0.52  TRYING [1]
% 0.20/0.52  TRYING [2]
% 0.20/0.52  TRYING [3]
% 0.20/0.52  % (9551)ott+4_1:1_av=off:bd=off:nwc=5.0:s2a=on:s2at=2.0:slsq=on:slsqc=2:slsql=off:slsqr=1,2:sp=frequency:i=37:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/37Mi)
% 0.20/0.52  % (9578)ott+10_7:2_awrs=decay:awrsf=8:bd=preordered:drc=off:fd=preordered:fde=unused:fsr=off:slsq=on:slsqc=2:slsqr=5,8:sp=const_min:spb=units:to=lpo:i=355:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/355Mi)
% 0.20/0.52  % (9576)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=177:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/177Mi)
% 0.20/0.52  % (9550)Refutation not found, incomplete strategy% (9550)------------------------------
% 0.20/0.52  % (9550)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.52  % (9550)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.52  % (9550)Termination reason: Refutation not found, incomplete strategy
% 0.20/0.52  
% 0.20/0.52  % (9550)Memory used [KB]: 5373
% 0.20/0.52  % (9550)Time elapsed: 0.129 s
% 0.20/0.52  % (9550)Instructions burned: 3 (million)
% 0.20/0.52  % (9550)------------------------------
% 0.20/0.52  % (9550)------------------------------
% 0.20/0.52  % (9563)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)
% 0.20/0.52  % (9552)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.20/0.52  % (9565)dis+34_1:32_abs=on:add=off:bsr=on:gsp=on:sp=weighted_frequency:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.20/0.52  % (9554)dis+34_1:32_abs=on:add=off:bsr=on:gsp=on:sp=weighted_frequency:i=48:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/48Mi)
% 0.20/0.53  % (9573)ott+10_1:1_kws=precedence:tgt=ground:i=482:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/482Mi)
% 0.20/0.53  % (9574)ott+10_1:5_bd=off:tgt=full:i=500:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/500Mi)
% 0.20/0.53  % (9572)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)
% 0.20/0.53  % (9555)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)
% 1.49/0.53  TRYING [1]
% 1.49/0.53  TRYING [2]
% 1.49/0.53  % (9568)ott+4_1:1_av=off:bd=off:nwc=5.0:rp=on:s2a=on:s2at=2.0:slsq=on:slsqc=2:slsql=off:slsqr=1,2:sp=frequency:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 1.49/0.54  % (9570)ott+3_1:1_gsp=on:lcm=predicate:i=138:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/138Mi)
% 1.49/0.54  % (9571)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)
% 1.49/0.54  % (9575)Instruction limit reached!
% 1.49/0.54  % (9575)------------------------------
% 1.49/0.54  % (9575)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.49/0.54  % (9575)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.49/0.54  % (9575)Termination reason: Unknown
% 1.49/0.54  % (9575)Termination phase: Saturation
% 1.49/0.54  
% 1.49/0.54  % (9575)Memory used [KB]: 6524
% 1.49/0.54  % (9575)Time elapsed: 0.055 s
% 1.49/0.54  % (9575)Instructions burned: 68 (million)
% 1.49/0.54  % (9575)------------------------------
% 1.49/0.54  % (9575)------------------------------
% 1.49/0.54  % (9577)ott+33_1:4_s2a=on:tgt=ground:i=439:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/439Mi)
% 1.49/0.54  % (9557)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 1.49/0.54  % (9566)fmb+10_1:1_bce=on:i=59:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/59Mi)
% 1.49/0.54  % (9557)Instruction limit reached!
% 1.49/0.54  % (9557)------------------------------
% 1.49/0.54  % (9557)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.49/0.54  % (9557)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.49/0.54  % (9557)Termination reason: Unknown
% 1.49/0.54  % (9557)Termination phase: Saturation
% 1.49/0.54  
% 1.49/0.54  % (9557)Memory used [KB]: 5373
% 1.49/0.54  % (9557)Time elapsed: 0.145 s
% 1.49/0.54  % (9557)Instructions burned: 3 (million)
% 1.49/0.54  % (9557)------------------------------
% 1.49/0.54  % (9557)------------------------------
% 1.49/0.54  % (9571)First to succeed.
% 1.49/0.54  TRYING [1]
% 1.49/0.54  % (9560)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 1.49/0.54  TRYING [2]
% 1.49/0.54  % (9562)ott+10_1:5_bd=off:tgt=full:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 1.49/0.54  TRYING [3]
% 1.49/0.54  % (9561)ott+10_1:28_bd=off:bs=on:tgt=ground:i=101:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/101Mi)
% 1.49/0.54  % (9564)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)
% 1.49/0.54  % (9558)ott-1_1:6_av=off:cond=on:fsr=off:nwc=3.0:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 1.49/0.54  TRYING [4]
% 1.49/0.55  % (9569)ott+10_1:8_bsd=on:fsd=on:lcm=predicate:nwc=5.0:s2a=on:s2at=1.5:spb=goal_then_units:i=176:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/176Mi)
% 1.61/0.55  TRYING [3]
% 1.61/0.56  TRYING [4]
% 1.61/0.56  % (9571)Refutation found. Thanks to Tanya!
% 1.61/0.56  % SZS status Theorem for theBenchmark
% 1.61/0.56  % SZS output start Proof for theBenchmark
% See solution above
% 1.61/0.56  % (9571)------------------------------
% 1.61/0.56  % (9571)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.61/0.56  % (9571)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.61/0.56  % (9571)Termination reason: Refutation
% 1.61/0.56  
% 1.61/0.56  % (9571)Memory used [KB]: 1023
% 1.61/0.56  % (9571)Time elapsed: 0.103 s
% 1.61/0.56  % (9571)Instructions burned: 8 (million)
% 1.61/0.56  % (9571)------------------------------
% 1.61/0.56  % (9571)------------------------------
% 1.61/0.56  % (9548)Success in time 0.215 s
%------------------------------------------------------------------------------