TSTP Solution File: SEU121+2 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SEU121+2 : 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_sat --cores 0 -t %d %s

% Computer : n021.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 18:32:00 EDT 2022

% Result   : Theorem 0.20s 0.51s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   28 (   7 unt;   0 def)
%            Number of atoms       :   78 (   0 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :   77 (  27   ~;  17   |;  23   &)
%                                         (   3 <=>;   7  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   3 con; 0-2 aty)
%            Number of variables   :   54 (  39   !;  15   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f268,plain,
    $false,
    inference(subsumption_resolution,[],[f267,f87]) ).

fof(f87,plain,
    ~ subset(sK3,sK4),
    inference(cnf_transformation,[],[f55]) ).

fof(f55,plain,
    ( ~ subset(sK3,sK4)
    & subset(sK2,sK4)
    & subset(sK3,sK2) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2,sK3,sK4])],[f53,f54]) ).

fof(f54,plain,
    ( ? [X0,X1,X2] :
        ( ~ subset(X1,X2)
        & subset(X0,X2)
        & subset(X1,X0) )
   => ( ~ subset(sK3,sK4)
      & subset(sK2,sK4)
      & subset(sK3,sK2) ) ),
    introduced(choice_axiom,[]) ).

fof(f53,plain,
    ? [X0,X1,X2] :
      ( ~ subset(X1,X2)
      & subset(X0,X2)
      & subset(X1,X0) ),
    inference(rectify,[],[f39]) ).

fof(f39,plain,
    ? [X0,X2,X1] :
      ( ~ subset(X2,X1)
      & subset(X0,X1)
      & subset(X2,X0) ),
    inference(flattening,[],[f38]) ).

fof(f38,plain,
    ? [X0,X2,X1] :
      ( ~ subset(X2,X1)
      & subset(X0,X1)
      & subset(X2,X0) ),
    inference(ennf_transformation,[],[f28]) ).

fof(f28,plain,
    ~ ! [X0,X2,X1] :
        ( ( subset(X0,X1)
          & subset(X2,X0) )
       => subset(X2,X1) ),
    inference(rectify,[],[f16]) ).

fof(f16,negated_conjecture,
    ~ ! [X1,X2,X0] :
        ( ( subset(X0,X1)
          & subset(X1,X2) )
       => subset(X0,X2) ),
    inference(negated_conjecture,[],[f15]) ).

fof(f15,conjecture,
    ! [X1,X2,X0] :
      ( ( subset(X0,X1)
        & subset(X1,X2) )
     => subset(X0,X2) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t1_xboole_1) ).

fof(f267,plain,
    subset(sK3,sK4),
    inference(resolution,[],[f243,f190]) ).

fof(f190,plain,
    in(sK8(sK3,sK4),sK2),
    inference(resolution,[],[f146,f132]) ).

fof(f132,plain,
    in(sK8(sK3,sK4),sK3),
    inference(resolution,[],[f96,f87]) ).

fof(f96,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
      | in(sK8(X0,X1),X0) ),
    inference(cnf_transformation,[],[f67]) ).

fof(f67,plain,
    ! [X0,X1] :
      ( ( ! [X2] :
            ( in(X2,X1)
            | ~ in(X2,X0) )
        | ~ subset(X0,X1) )
      & ( subset(X0,X1)
        | ( ~ in(sK8(X0,X1),X1)
          & in(sK8(X0,X1),X0) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK8])],[f65,f66]) ).

fof(f66,plain,
    ! [X0,X1] :
      ( ? [X3] :
          ( ~ in(X3,X1)
          & in(X3,X0) )
     => ( ~ in(sK8(X0,X1),X1)
        & in(sK8(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f65,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,[],[f64]) ).

fof(f64,plain,
    ! [X1,X0] :
      ( ( ! [X2] :
            ( in(X2,X0)
            | ~ in(X2,X1) )
        | ~ subset(X1,X0) )
      & ( subset(X1,X0)
        | ? [X2] :
            ( ~ in(X2,X0)
            & in(X2,X1) ) ) ),
    inference(nnf_transformation,[],[f37]) ).

fof(f37,plain,
    ! [X1,X0] :
      ( ! [X2] :
          ( in(X2,X0)
          | ~ in(X2,X1) )
    <=> subset(X1,X0) ),
    inference(ennf_transformation,[],[f29]) ).

fof(f29,plain,
    ! [X0,X1] :
      ( ! [X2] :
          ( in(X2,X1)
         => in(X2,X0) )
    <=> subset(X1,X0) ),
    inference(rectify,[],[f4]) ).

fof(f4,axiom,
    ! [X1,X0] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( in(X2,X0)
         => in(X2,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d3_tarski) ).

fof(f146,plain,
    ! [X0] :
      ( ~ in(X0,sK3)
      | in(X0,sK2) ),
    inference(resolution,[],[f98,f85]) ).

fof(f85,plain,
    subset(sK3,sK2),
    inference(cnf_transformation,[],[f55]) ).

fof(f98,plain,
    ! [X2,X0,X1] :
      ( ~ subset(X0,X1)
      | in(X2,X1)
      | ~ in(X2,X0) ),
    inference(cnf_transformation,[],[f67]) ).

fof(f243,plain,
    ! [X3] :
      ( ~ in(sK8(X3,sK4),sK2)
      | subset(X3,sK4) ),
    inference(resolution,[],[f147,f97]) ).

fof(f97,plain,
    ! [X0,X1] :
      ( ~ in(sK8(X0,X1),X1)
      | subset(X0,X1) ),
    inference(cnf_transformation,[],[f67]) ).

fof(f147,plain,
    ! [X1] :
      ( in(X1,sK4)
      | ~ in(X1,sK2) ),
    inference(resolution,[],[f98,f86]) ).

fof(f86,plain,
    subset(sK2,sK4),
    inference(cnf_transformation,[],[f55]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : SEU121+2 : TPTP v8.1.0. Released v3.3.0.
% 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
% 0.12/0.34  % Computer : n021.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit   : 300
% 0.12/0.34  % WCLimit    : 300
% 0.12/0.34  % DateTime   : Tue Aug 30 14:36:11 EDT 2022
% 0.12/0.34  % CPUTime    : 
% 0.20/0.48  % (24500)ott+10_1:5_bd=off:tgt=full:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.20/0.48  % (24508)ott+3_1:1_gsp=on:lcm=predicate:i=138:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/138Mi)
% 0.20/0.49  % (24516)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)
% 0.20/0.49  % (24509)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)
% 0.20/0.50  % (24501)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)
% 0.20/0.50  % (24508)First to succeed.
% 0.20/0.50  % (24493)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)
% 0.20/0.51  TRYING [1]
% 0.20/0.51  TRYING [2]
% 0.20/0.51  % (24487)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)
% 0.20/0.51  % (24508)Refutation found. Thanks to Tanya!
% 0.20/0.51  % SZS status Theorem for theBenchmark
% 0.20/0.51  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.51  % (24508)------------------------------
% 0.20/0.51  % (24508)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.51  % (24508)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.51  % (24508)Termination reason: Refutation
% 0.20/0.51  
% 0.20/0.51  % (24508)Memory used [KB]: 5500
% 0.20/0.51  % (24508)Time elapsed: 0.107 s
% 0.20/0.51  % (24508)Instructions burned: 11 (million)
% 0.20/0.51  % (24508)------------------------------
% 0.20/0.51  % (24508)------------------------------
% 0.20/0.51  % (24486)Success in time 0.162 s
%------------------------------------------------------------------------------