TSTP Solution File: SET200+3 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SET200+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 : n023.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 18:24:09 EDT 2022

% Result   : Theorem 0.19s 0.52s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   42 (  15 unt;   0 def)
%            Number of atoms       :  108 (   2 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :  108 (  42   ~;  29   |;  27   &)
%                                         (   4 <=>;   6  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   4 con; 0-2 aty)
%            Number of variables   :   82 (  63   !;  19   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f66,plain,
    $false,
    inference(subsumption_resolution,[],[f65,f58]) ).

fof(f58,plain,
    ~ member(sK5(union(sK0,sK2),union(sK1,sK3)),sK2),
    inference(resolution,[],[f53,f52]) ).

fof(f52,plain,
    ~ member(sK5(union(sK0,sK2),union(sK1,sK3)),sK3),
    inference(resolution,[],[f50,f26]) ).

fof(f26,plain,
    ! [X2,X0,X1] :
      ( member(X0,union(X1,X2))
      | ~ member(X0,X2) ),
    inference(cnf_transformation,[],[f14]) ).

fof(f14,plain,
    ! [X0,X1,X2] :
      ( ( member(X0,X1)
        | member(X0,X2)
        | ~ member(X0,union(X1,X2)) )
      & ( member(X0,union(X1,X2))
        | ( ~ member(X0,X1)
          & ~ member(X0,X2) ) ) ),
    inference(flattening,[],[f13]) ).

fof(f13,plain,
    ! [X0,X1,X2] :
      ( ( member(X0,X1)
        | member(X0,X2)
        | ~ member(X0,union(X1,X2)) )
      & ( member(X0,union(X1,X2))
        | ( ~ member(X0,X1)
          & ~ member(X0,X2) ) ) ),
    inference(nnf_transformation,[],[f9]) ).

fof(f9,plain,
    ! [X0,X1,X2] :
      ( ( member(X0,X1)
        | member(X0,X2) )
    <=> member(X0,union(X1,X2)) ),
    inference(rectify,[],[f1]) ).

fof(f1,axiom,
    ! [X2,X0,X1] :
      ( ( member(X2,X0)
        | member(X2,X1) )
    <=> member(X2,union(X0,X1)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',union_defn) ).

fof(f50,plain,
    ~ member(sK5(union(sK0,sK2),union(sK1,sK3)),union(sK1,sK3)),
    inference(resolution,[],[f38,f44]) ).

fof(f44,plain,
    ~ subset(union(sK0,sK2),union(sK1,sK3)),
    inference(forward_demodulation,[],[f43,f29]) ).

fof(f29,plain,
    ! [X0,X1] : union(X0,X1) = union(X1,X0),
    inference(cnf_transformation,[],[f3]) ).

fof(f3,axiom,
    ! [X0,X1] : union(X0,X1) = union(X1,X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',commutativity_of_union) ).

fof(f43,plain,
    ~ subset(union(sK2,sK0),union(sK1,sK3)),
    inference(backward_demodulation,[],[f31,f29]) ).

fof(f31,plain,
    ~ subset(union(sK2,sK0),union(sK3,sK1)),
    inference(cnf_transformation,[],[f17]) ).

fof(f17,plain,
    ( subset(sK0,sK1)
    & ~ subset(union(sK2,sK0),union(sK3,sK1))
    & subset(sK2,sK3) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2,sK3])],[f15,f16]) ).

fof(f16,plain,
    ( ? [X0,X1,X2,X3] :
        ( subset(X0,X1)
        & ~ subset(union(X2,X0),union(X3,X1))
        & subset(X2,X3) )
   => ( subset(sK0,sK1)
      & ~ subset(union(sK2,sK0),union(sK3,sK1))
      & subset(sK2,sK3) ) ),
    introduced(choice_axiom,[]) ).

fof(f15,plain,
    ? [X0,X1,X2,X3] :
      ( subset(X0,X1)
      & ~ subset(union(X2,X0),union(X3,X1))
      & subset(X2,X3) ),
    inference(rectify,[],[f12]) ).

fof(f12,plain,
    ? [X3,X0,X2,X1] :
      ( subset(X3,X0)
      & ~ subset(union(X2,X3),union(X1,X0))
      & subset(X2,X1) ),
    inference(flattening,[],[f11]) ).

fof(f11,plain,
    ? [X0,X3,X1,X2] :
      ( ~ subset(union(X2,X3),union(X1,X0))
      & subset(X3,X0)
      & subset(X2,X1) ),
    inference(ennf_transformation,[],[f8]) ).

fof(f8,plain,
    ~ ! [X0,X3,X1,X2] :
        ( ( subset(X3,X0)
          & subset(X2,X1) )
       => subset(union(X2,X3),union(X1,X0)) ),
    inference(rectify,[],[f7]) ).

fof(f7,negated_conjecture,
    ~ ! [X3,X1,X0,X2] :
        ( ( subset(X2,X3)
          & subset(X0,X1) )
       => subset(union(X0,X2),union(X1,X3)) ),
    inference(negated_conjecture,[],[f6]) ).

fof(f6,conjecture,
    ! [X3,X1,X0,X2] :
      ( ( subset(X2,X3)
        & subset(X0,X1) )
     => subset(union(X0,X2),union(X1,X3)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_th34) ).

fof(f38,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
      | ~ member(sK5(X0,X1),X1) ),
    inference(cnf_transformation,[],[f25]) ).

fof(f25,plain,
    ! [X0,X1] :
      ( ( ! [X2] :
            ( member(X2,X1)
            | ~ member(X2,X0) )
        | ~ subset(X0,X1) )
      & ( subset(X0,X1)
        | ( ~ member(sK5(X0,X1),X1)
          & member(sK5(X0,X1),X0) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK5])],[f23,f24]) ).

fof(f24,plain,
    ! [X0,X1] :
      ( ? [X3] :
          ( ~ member(X3,X1)
          & member(X3,X0) )
     => ( ~ member(sK5(X0,X1),X1)
        & member(sK5(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

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

fof(f22,plain,
    ! [X0,X1] :
      ( ( ! [X2] :
            ( member(X2,X1)
            | ~ member(X2,X0) )
        | ~ subset(X0,X1) )
      & ( subset(X0,X1)
        | ? [X2] :
            ( ~ member(X2,X1)
            & member(X2,X0) ) ) ),
    inference(nnf_transformation,[],[f10]) ).

fof(f10,plain,
    ! [X0,X1] :
      ( ! [X2] :
          ( member(X2,X1)
          | ~ member(X2,X0) )
    <=> subset(X0,X1) ),
    inference(ennf_transformation,[],[f2]) ).

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

fof(f53,plain,
    ! [X0] :
      ( member(X0,sK3)
      | ~ member(X0,sK2) ),
    inference(resolution,[],[f39,f30]) ).

fof(f30,plain,
    subset(sK2,sK3),
    inference(cnf_transformation,[],[f17]) ).

fof(f39,plain,
    ! [X2,X0,X1] :
      ( ~ subset(X0,X1)
      | member(X2,X1)
      | ~ member(X2,X0) ),
    inference(cnf_transformation,[],[f25]) ).

fof(f65,plain,
    member(sK5(union(sK0,sK2),union(sK1,sK3)),sK2),
    inference(subsumption_resolution,[],[f62,f59]) ).

fof(f59,plain,
    ~ member(sK5(union(sK0,sK2),union(sK1,sK3)),sK0),
    inference(resolution,[],[f54,f51]) ).

fof(f51,plain,
    ~ member(sK5(union(sK0,sK2),union(sK1,sK3)),sK1),
    inference(resolution,[],[f50,f27]) ).

fof(f27,plain,
    ! [X2,X0,X1] :
      ( member(X0,union(X1,X2))
      | ~ member(X0,X1) ),
    inference(cnf_transformation,[],[f14]) ).

fof(f54,plain,
    ! [X1] :
      ( member(X1,sK1)
      | ~ member(X1,sK0) ),
    inference(resolution,[],[f39,f32]) ).

fof(f32,plain,
    subset(sK0,sK1),
    inference(cnf_transformation,[],[f17]) ).

fof(f62,plain,
    ( member(sK5(union(sK0,sK2),union(sK1,sK3)),sK0)
    | member(sK5(union(sK0,sK2),union(sK1,sK3)),sK2) ),
    inference(resolution,[],[f28,f49]) ).

fof(f49,plain,
    member(sK5(union(sK0,sK2),union(sK1,sK3)),union(sK0,sK2)),
    inference(resolution,[],[f37,f44]) ).

fof(f37,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
      | member(sK5(X0,X1),X0) ),
    inference(cnf_transformation,[],[f25]) ).

fof(f28,plain,
    ! [X2,X0,X1] :
      ( ~ member(X0,union(X1,X2))
      | member(X0,X1)
      | member(X0,X2) ),
    inference(cnf_transformation,[],[f14]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : SET200+3 : TPTP v8.1.0. Released v2.2.0.
% 0.03/0.12  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.12/0.33  % Computer : n023.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit   : 300
% 0.12/0.33  % WCLimit    : 300
% 0.12/0.33  % DateTime   : Tue Aug 30 13:48:20 EDT 2022
% 0.12/0.33  % CPUTime    : 
% 0.19/0.50  % (30590)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 (3000ds/498Mi)
% 0.19/0.50  % (30570)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 (3000ds/37Mi)
% 0.19/0.50  % (30582)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 (3000ds/68Mi)
% 0.19/0.51  % (30593)ott+10_1:5_bd=off:tgt=full:i=500:si=on:rawr=on:rtra=on_0 on theBenchmark for (3000ds/500Mi)
% 0.19/0.51  % (30577)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 (3000ds/51Mi)
% 0.19/0.51  % (30590)First to succeed.
% 0.19/0.51  % (30574)fmb+10_1:1_fmbsr=2.0:nm=4:skr=on:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (3000ds/51Mi)
% 0.19/0.51  % (30585)fmb+10_1:1_bce=on:i=59:si=on:rawr=on:rtra=on_0 on theBenchmark for (3000ds/59Mi)
% 0.19/0.51  % (30596)ott+33_1:4_s2a=on:tgt=ground:i=439:si=on:rawr=on:rtra=on_0 on theBenchmark for (3000ds/439Mi)
% 0.19/0.51  TRYING [1]
% 0.19/0.52  TRYING [1]
% 0.19/0.52  TRYING [2]
% 0.19/0.52  % (30572)ott+33_1:4_s2a=on:tgt=ground:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (3000ds/51Mi)
% 0.19/0.52  % (30590)Refutation found. Thanks to Tanya!
% 0.19/0.52  % SZS status Theorem for theBenchmark
% 0.19/0.52  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.52  % (30590)------------------------------
% 0.19/0.52  % (30590)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.52  % (30590)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.52  % (30590)Termination reason: Refutation
% 0.19/0.52  
% 0.19/0.52  % (30590)Memory used [KB]: 895
% 0.19/0.52  % (30590)Time elapsed: 0.071 s
% 0.19/0.52  % (30590)Instructions burned: 2 (million)
% 0.19/0.52  % (30590)------------------------------
% 0.19/0.52  % (30590)------------------------------
% 0.19/0.52  % (30567)Success in time 0.176 s
%------------------------------------------------------------------------------