TSTP Solution File: SEU133+1 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : SEU133+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s

% Computer : n012.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Wed Aug 31 18:26:48 EDT 2022

% Result   : Theorem 0.19s 0.56s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   26 (   8 unt;   0 def)
%            Number of atoms       :  123 (  11 equ)
%            Maximal formula atoms :   14 (   4 avg)
%            Number of connectives :  156 (  59   ~;  53   |;  34   &)
%                                         (   6 <=>;   4  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   6 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-3 aty)
%            Number of variables   :   70 (  59   !;  11   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f83,plain,
    $false,
    inference(unit_resulting_resolution,[],[f68,f69,f64]) ).

fof(f64,plain,
    ! [X0,X1,X4] :
      ( in(X4,X1)
      | ~ in(X4,set_difference(X1,X0)) ),
    inference(equality_resolution,[],[f60]) ).

fof(f60,plain,
    ! [X2,X0,X1,X4] :
      ( in(X4,X1)
      | ~ in(X4,X2)
      | set_difference(X1,X0) != X2 ),
    inference(cnf_transformation,[],[f43]) ).

fof(f43,plain,
    ! [X0,X1,X2] :
      ( ( set_difference(X1,X0) = X2
        | ( ( ~ in(sK5(X0,X1,X2),X2)
            | ~ in(sK5(X0,X1,X2),X1)
            | in(sK5(X0,X1,X2),X0) )
          & ( in(sK5(X0,X1,X2),X2)
            | ( in(sK5(X0,X1,X2),X1)
              & ~ in(sK5(X0,X1,X2),X0) ) ) ) )
      & ( ! [X4] :
            ( ( ( in(X4,X1)
                & ~ in(X4,X0) )
              | ~ in(X4,X2) )
            & ( in(X4,X2)
              | ~ in(X4,X1)
              | in(X4,X0) ) )
        | set_difference(X1,X0) != X2 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK5])],[f41,f42]) ).

fof(f42,plain,
    ! [X0,X1,X2] :
      ( ? [X3] :
          ( ( ~ in(X3,X2)
            | ~ in(X3,X1)
            | in(X3,X0) )
          & ( in(X3,X2)
            | ( in(X3,X1)
              & ~ in(X3,X0) ) ) )
     => ( ( ~ in(sK5(X0,X1,X2),X2)
          | ~ in(sK5(X0,X1,X2),X1)
          | in(sK5(X0,X1,X2),X0) )
        & ( in(sK5(X0,X1,X2),X2)
          | ( in(sK5(X0,X1,X2),X1)
            & ~ in(sK5(X0,X1,X2),X0) ) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f41,plain,
    ! [X0,X1,X2] :
      ( ( set_difference(X1,X0) = X2
        | ? [X3] :
            ( ( ~ in(X3,X2)
              | ~ in(X3,X1)
              | in(X3,X0) )
            & ( in(X3,X2)
              | ( in(X3,X1)
                & ~ in(X3,X0) ) ) ) )
      & ( ! [X4] :
            ( ( ( in(X4,X1)
                & ~ in(X4,X0) )
              | ~ in(X4,X2) )
            & ( in(X4,X2)
              | ~ in(X4,X1)
              | in(X4,X0) ) )
        | set_difference(X1,X0) != X2 ) ),
    inference(rectify,[],[f40]) ).

fof(f40,plain,
    ! [X0,X2,X1] :
      ( ( set_difference(X2,X0) = X1
        | ? [X3] :
            ( ( ~ in(X3,X1)
              | ~ in(X3,X2)
              | in(X3,X0) )
            & ( in(X3,X1)
              | ( in(X3,X2)
                & ~ in(X3,X0) ) ) ) )
      & ( ! [X3] :
            ( ( ( in(X3,X2)
                & ~ in(X3,X0) )
              | ~ in(X3,X1) )
            & ( in(X3,X1)
              | ~ in(X3,X2)
              | in(X3,X0) ) )
        | set_difference(X2,X0) != X1 ) ),
    inference(flattening,[],[f39]) ).

fof(f39,plain,
    ! [X0,X2,X1] :
      ( ( set_difference(X2,X0) = X1
        | ? [X3] :
            ( ( ~ in(X3,X1)
              | ~ in(X3,X2)
              | in(X3,X0) )
            & ( in(X3,X1)
              | ( in(X3,X2)
                & ~ in(X3,X0) ) ) ) )
      & ( ! [X3] :
            ( ( ( in(X3,X2)
                & ~ in(X3,X0) )
              | ~ in(X3,X1) )
            & ( in(X3,X1)
              | ~ in(X3,X2)
              | in(X3,X0) ) )
        | set_difference(X2,X0) != X1 ) ),
    inference(nnf_transformation,[],[f19]) ).

fof(f19,plain,
    ! [X0,X2,X1] :
      ( set_difference(X2,X0) = X1
    <=> ! [X3] :
          ( ( in(X3,X2)
            & ~ in(X3,X0) )
        <=> in(X3,X1) ) ),
    inference(rectify,[],[f3]) ).

fof(f3,axiom,
    ! [X1,X2,X0] :
      ( ! [X3] :
          ( in(X3,X2)
        <=> ( ~ in(X3,X1)
            & in(X3,X0) ) )
    <=> set_difference(X0,X1) = X2 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d4_xboole_0) ).

fof(f69,plain,
    in(sK3(set_difference(sK1,sK2),sK1),set_difference(sK1,sK2)),
    inference(resolution,[],[f50,f52]) ).

fof(f52,plain,
    ! [X0,X1] :
      ( in(sK3(X0,X1),X0)
      | subset(X0,X1) ),
    inference(cnf_transformation,[],[f34]) ).

fof(f34,plain,
    ! [X0,X1] :
      ( ( ! [X2] :
            ( in(X2,X1)
            | ~ in(X2,X0) )
        | ~ subset(X0,X1) )
      & ( subset(X0,X1)
        | ( ~ in(sK3(X0,X1),X1)
          & in(sK3(X0,X1),X0) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK3])],[f32,f33]) ).

fof(f33,plain,
    ! [X0,X1] :
      ( ? [X3] :
          ( ~ in(X3,X1)
          & in(X3,X0) )
     => ( ~ in(sK3(X0,X1),X1)
        & in(sK3(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f32,plain,
    ! [X0,X1] :
      ( ( ! [X2] :
            ( in(X2,X1)
            | ~ in(X2,X0) )
        | ~ subset(X0,X1) )
      & ( subset(X0,X1)
        | ? [X3] :
            ( ~ in(X3,X1)
            & in(X3,X0) ) ) ),
    inference(rectify,[],[f31]) ).

fof(f31,plain,
    ! [X0,X1] :
      ( ( ! [X2] :
            ( in(X2,X1)
            | ~ in(X2,X0) )
        | ~ subset(X0,X1) )
      & ( subset(X0,X1)
        | ? [X2] :
            ( ~ in(X2,X1)
            & in(X2,X0) ) ) ),
    inference(nnf_transformation,[],[f22]) ).

fof(f22,plain,
    ! [X0,X1] :
      ( ! [X2] :
          ( in(X2,X1)
          | ~ in(X2,X0) )
    <=> subset(X0,X1) ),
    inference(ennf_transformation,[],[f2]) ).

fof(f2,axiom,
    ! [X1,X0] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( in(X2,X0)
         => in(X2,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d3_tarski) ).

fof(f50,plain,
    ~ subset(set_difference(sK1,sK2),sK1),
    inference(cnf_transformation,[],[f29]) ).

fof(f29,plain,
    ~ subset(set_difference(sK1,sK2),sK1),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK1,sK2])],[f25,f28]) ).

fof(f28,plain,
    ( ? [X0,X1] : ~ subset(set_difference(X0,X1),X0)
   => ~ subset(set_difference(sK1,sK2),sK1) ),
    introduced(choice_axiom,[]) ).

fof(f25,plain,
    ? [X0,X1] : ~ subset(set_difference(X0,X1),X0),
    inference(ennf_transformation,[],[f11]) ).

fof(f11,negated_conjecture,
    ~ ! [X1,X0] : subset(set_difference(X0,X1),X0),
    inference(negated_conjecture,[],[f10]) ).

fof(f10,conjecture,
    ! [X1,X0] : subset(set_difference(X0,X1),X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t36_xboole_1) ).

fof(f68,plain,
    ~ in(sK3(set_difference(sK1,sK2),sK1),sK1),
    inference(unit_resulting_resolution,[],[f50,f53]) ).

fof(f53,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
      | ~ in(sK3(X0,X1),X1) ),
    inference(cnf_transformation,[],[f34]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.12  % Problem    : SEU133+1 : TPTP v8.1.0. Released v3.3.0.
% 0.10/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.13/0.33  % Computer : n012.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % 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 14:40:20 EDT 2022
% 0.13/0.34  % CPUTime    : 
% 0.19/0.54  % (7003)dis+1010_1:50_awrs=decay:awrsf=128:nwc=10.0:s2pl=no:sp=frequency:ss=axioms:i=39:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/39Mi)
% 0.19/0.55  % (7004)lrs+2_1:1_lcm=reverse:lma=on:sos=all:spb=goal_then_units:ss=included:urr=on:i=39:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/39Mi)
% 0.19/0.55  % (7019)dis+1010_2:3_fs=off:fsr=off:nm=0:nwc=5.0:s2a=on:s2agt=32:i=82:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/82Mi)
% 0.19/0.55  % (7004)First to succeed.
% 0.19/0.56  % (7004)Refutation found. Thanks to Tanya!
% 0.19/0.56  % SZS status Theorem for theBenchmark
% 0.19/0.56  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.56  % (7004)------------------------------
% 0.19/0.56  % (7004)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.56  % (7004)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.56  % (7004)Termination reason: Refutation
% 0.19/0.56  
% 0.19/0.56  % (7004)Memory used [KB]: 5884
% 0.19/0.56  % (7004)Time elapsed: 0.126 s
% 0.19/0.56  % (7004)Instructions burned: 3 (million)
% 0.19/0.56  % (7004)------------------------------
% 0.19/0.56  % (7004)------------------------------
% 0.19/0.56  % (6996)Success in time 0.209 s
%------------------------------------------------------------------------------