TSTP Solution File: SET019+4 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SET019+4 : 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 : n009.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 18:23:10 EDT 2022

% Result   : Theorem 0.18s 0.52s
% Output   : Refutation 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   19 (   5 unt;   0 def)
%            Number of atoms       :   49 (   0 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :   45 (  15   ~;   7   |;  16   &)
%                                         (   2 <=>;   5  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   4 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    2 (   2 usr;   2 con; 0-0 aty)
%            Number of variables   :   24 (  18   !;   6   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f205,plain,
    $false,
    inference(subsumption_resolution,[],[f204,f90]) ).

fof(f90,plain,
    ~ equal_set(sK4,sK3),
    inference(cnf_transformation,[],[f62]) ).

fof(f62,plain,
    ( subset(sK3,sK4)
    & subset(sK4,sK3)
    & ~ equal_set(sK4,sK3) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK3,sK4])],[f29,f61]) ).

fof(f61,plain,
    ( ? [X0,X1] :
        ( subset(X0,X1)
        & subset(X1,X0)
        & ~ equal_set(X1,X0) )
   => ( subset(sK3,sK4)
      & subset(sK4,sK3)
      & ~ equal_set(sK4,sK3) ) ),
    introduced(choice_axiom,[]) ).

fof(f29,plain,
    ? [X0,X1] :
      ( subset(X0,X1)
      & subset(X1,X0)
      & ~ equal_set(X1,X0) ),
    inference(flattening,[],[f28]) ).

fof(f28,plain,
    ? [X1,X0] :
      ( ~ equal_set(X1,X0)
      & subset(X0,X1)
      & subset(X1,X0) ),
    inference(ennf_transformation,[],[f19]) ).

fof(f19,plain,
    ~ ! [X1,X0] :
        ( ( subset(X0,X1)
          & subset(X1,X0) )
       => equal_set(X1,X0) ),
    inference(rectify,[],[f13]) ).

fof(f13,negated_conjecture,
    ~ ! [X1,X0] :
        ( ( subset(X0,X1)
          & subset(X1,X0) )
       => equal_set(X0,X1) ),
    inference(negated_conjecture,[],[f12]) ).

fof(f12,conjecture,
    ! [X1,X0] :
      ( ( subset(X0,X1)
        & subset(X1,X0) )
     => equal_set(X0,X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',thI02) ).

fof(f204,plain,
    equal_set(sK4,sK3),
    inference(subsumption_resolution,[],[f202,f92]) ).

fof(f92,plain,
    subset(sK3,sK4),
    inference(cnf_transformation,[],[f62]) ).

fof(f202,plain,
    ( ~ subset(sK3,sK4)
    | equal_set(sK4,sK3) ),
    inference(resolution,[],[f88,f91]) ).

fof(f91,plain,
    subset(sK4,sK3),
    inference(cnf_transformation,[],[f62]) ).

fof(f88,plain,
    ! [X0,X1] :
      ( ~ subset(X1,X0)
      | ~ subset(X0,X1)
      | equal_set(X1,X0) ),
    inference(cnf_transformation,[],[f32]) ).

fof(f32,plain,
    ! [X0,X1] :
      ( ~ subset(X0,X1)
      | ~ subset(X1,X0)
      | equal_set(X1,X0) ),
    inference(flattening,[],[f31]) ).

fof(f31,plain,
    ! [X1,X0] :
      ( equal_set(X1,X0)
      | ~ subset(X0,X1)
      | ~ subset(X1,X0) ),
    inference(ennf_transformation,[],[f26]) ).

fof(f26,plain,
    ! [X1,X0] :
      ( ( subset(X0,X1)
        & subset(X1,X0) )
     => equal_set(X1,X0) ),
    inference(unused_predicate_definition_removal,[],[f18]) ).

fof(f18,plain,
    ! [X1,X0] :
      ( equal_set(X1,X0)
    <=> ( subset(X0,X1)
        & subset(X1,X0) ) ),
    inference(rectify,[],[f2]) ).

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

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : SET019+4 : TPTP v8.1.0. Released v2.2.0.
% 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
% 0.13/0.33  % Computer : n009.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
% 0.13/0.33  % CPULimit   : 300
% 0.13/0.33  % WCLimit    : 300
% 0.13/0.33  % DateTime   : Tue Aug 30 12:52:20 EDT 2022
% 0.13/0.33  % CPUTime    : 
% 0.18/0.50  % (25436)ott+10_1:5_bd=off:tgt=full:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.18/0.51  % (25427)ott+33_1:4_s2a=on:tgt=ground:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.18/0.51  % (25446)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)
% 0.18/0.51  % (25424)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)
% 0.18/0.51  % (25452)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)
% 0.18/0.51  % (25436)First to succeed.
% 0.18/0.52  % (25444)ott+3_1:1_gsp=on:lcm=predicate:i=138:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/138Mi)
% 0.18/0.52  % (25436)Refutation found. Thanks to Tanya!
% 0.18/0.52  % SZS status Theorem for theBenchmark
% 0.18/0.52  % SZS output start Proof for theBenchmark
% See solution above
% 0.18/0.52  % (25436)------------------------------
% 0.18/0.52  % (25436)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.18/0.52  % (25436)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.18/0.52  % (25436)Termination reason: Refutation
% 0.18/0.52  
% 0.18/0.52  % (25436)Memory used [KB]: 5500
% 0.18/0.52  % (25436)Time elapsed: 0.113 s
% 0.18/0.52  % (25436)Instructions burned: 5 (million)
% 0.18/0.52  % (25436)------------------------------
% 0.18/0.52  % (25436)------------------------------
% 0.18/0.52  % (25422)Success in time 0.177 s
%------------------------------------------------------------------------------