TSTP Solution File: SET954+1 by Vampire---4.8

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%------------------------------------------------------------------------------
% File     : Vampire---4.8
% Problem  : SET954+1 : TPTP v8.1.2. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule file --schedule_file /export/starexec/sandbox2/solver/bin/quickGreedyProduceRating_steal_pow3.txt --cores 8 -m 12000 -t %d %s

% Computer : n004.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 May  1 03:49:36 EDT 2024

% Result   : Theorem 0.61s 0.79s
% Output   : Refutation 0.61s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   18 (   6 unt;   0 def)
%            Number of atoms       :   42 (   0 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :   43 (  19   ~;  11   |;   9   &)
%                                         (   1 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   4 con; 0-2 aty)
%            Number of variables   :   40 (  32   !;   8   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f46,plain,
    $false,
    inference(subsumption_resolution,[],[f45,f37]) ).

fof(f37,plain,
    in(sK3,sK5),
    inference(resolution,[],[f29,f25]) ).

fof(f25,plain,
    ! [X2,X3,X0,X1] :
      ( in(X1,X3)
      | ~ in(ordered_pair(X0,X1),cartesian_product2(X2,X3)) ),
    inference(cnf_transformation,[],[f13]) ).

fof(f13,plain,
    ! [X0,X1,X2,X3] :
      ( ( in(ordered_pair(X0,X1),cartesian_product2(X2,X3))
        | ~ in(X1,X3)
        | ~ in(X0,X2) )
      & ( ( in(X1,X3)
          & in(X0,X2) )
        | ~ in(ordered_pair(X0,X1),cartesian_product2(X2,X3)) ) ),
    inference(flattening,[],[f12]) ).

fof(f12,plain,
    ! [X0,X1,X2,X3] :
      ( ( in(ordered_pair(X0,X1),cartesian_product2(X2,X3))
        | ~ in(X1,X3)
        | ~ in(X0,X2) )
      & ( ( in(X1,X3)
          & in(X0,X2) )
        | ~ in(ordered_pair(X0,X1),cartesian_product2(X2,X3)) ) ),
    inference(nnf_transformation,[],[f5]) ).

fof(f5,axiom,
    ! [X0,X1,X2,X3] :
      ( in(ordered_pair(X0,X1),cartesian_product2(X2,X3))
    <=> ( in(X1,X3)
        & in(X0,X2) ) ),
    file('/export/starexec/sandbox2/tmp/tmp.TOxPwq68SQ/Vampire---4.8_30637',l55_zfmisc_1) ).

fof(f29,plain,
    in(ordered_pair(sK2,sK3),cartesian_product2(sK4,sK5)),
    inference(cnf_transformation,[],[f19]) ).

fof(f19,plain,
    ( ~ in(ordered_pair(sK3,sK2),cartesian_product2(sK5,sK4))
    & in(ordered_pair(sK2,sK3),cartesian_product2(sK4,sK5)) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2,sK3,sK4,sK5])],[f11,f18]) ).

fof(f18,plain,
    ( ? [X0,X1,X2,X3] :
        ( ~ in(ordered_pair(X1,X0),cartesian_product2(X3,X2))
        & in(ordered_pair(X0,X1),cartesian_product2(X2,X3)) )
   => ( ~ in(ordered_pair(sK3,sK2),cartesian_product2(sK5,sK4))
      & in(ordered_pair(sK2,sK3),cartesian_product2(sK4,sK5)) ) ),
    introduced(choice_axiom,[]) ).

fof(f11,plain,
    ? [X0,X1,X2,X3] :
      ( ~ in(ordered_pair(X1,X0),cartesian_product2(X3,X2))
      & in(ordered_pair(X0,X1),cartesian_product2(X2,X3)) ),
    inference(ennf_transformation,[],[f9]) ).

fof(f9,negated_conjecture,
    ~ ! [X0,X1,X2,X3] :
        ( in(ordered_pair(X0,X1),cartesian_product2(X2,X3))
       => in(ordered_pair(X1,X0),cartesian_product2(X3,X2)) ),
    inference(negated_conjecture,[],[f8]) ).

fof(f8,conjecture,
    ! [X0,X1,X2,X3] :
      ( in(ordered_pair(X0,X1),cartesian_product2(X2,X3))
     => in(ordered_pair(X1,X0),cartesian_product2(X3,X2)) ),
    file('/export/starexec/sandbox2/tmp/tmp.TOxPwq68SQ/Vampire---4.8_30637',t107_zfmisc_1) ).

fof(f45,plain,
    ~ in(sK3,sK5),
    inference(subsumption_resolution,[],[f42,f36]) ).

fof(f36,plain,
    in(sK2,sK4),
    inference(resolution,[],[f29,f24]) ).

fof(f24,plain,
    ! [X2,X3,X0,X1] :
      ( in(X0,X2)
      | ~ in(ordered_pair(X0,X1),cartesian_product2(X2,X3)) ),
    inference(cnf_transformation,[],[f13]) ).

fof(f42,plain,
    ( ~ in(sK2,sK4)
    | ~ in(sK3,sK5) ),
    inference(resolution,[],[f30,f26]) ).

fof(f26,plain,
    ! [X2,X3,X0,X1] :
      ( in(ordered_pair(X0,X1),cartesian_product2(X2,X3))
      | ~ in(X1,X3)
      | ~ in(X0,X2) ),
    inference(cnf_transformation,[],[f13]) ).

fof(f30,plain,
    ~ in(ordered_pair(sK3,sK2),cartesian_product2(sK5,sK4)),
    inference(cnf_transformation,[],[f19]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.09  % Problem    : SET954+1 : TPTP v8.1.2. Released v3.2.0.
% 0.08/0.11  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule file --schedule_file /export/starexec/sandbox2/solver/bin/quickGreedyProduceRating_steal_pow3.txt --cores 8 -m 12000 -t %d %s
% 0.10/0.31  % Computer : n004.cluster.edu
% 0.10/0.31  % Model    : x86_64 x86_64
% 0.10/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.31  % Memory   : 8042.1875MB
% 0.10/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.31  % CPULimit   : 300
% 0.10/0.31  % WCLimit    : 300
% 0.10/0.31  % DateTime   : Tue Apr 30 17:05:33 EDT 2024
% 0.10/0.31  % CPUTime    : 
% 0.10/0.31  This is a FOF_THM_RFO_SEQ problem
% 0.10/0.31  Running vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule file --schedule_file /export/starexec/sandbox2/solver/bin/quickGreedyProduceRating_steal_pow3.txt --cores 8 -m 12000 -t 300 /export/starexec/sandbox2/tmp/tmp.TOxPwq68SQ/Vampire---4.8_30637
% 0.61/0.79  % (30748)ott+1011_1:1_sil=2000:urr=on:i=33:sd=1:kws=inv_frequency:ss=axioms:sup=off_0 on Vampire---4 for (2995ds/33Mi)
% 0.61/0.79  % (30747)lrs+1011_1:1_sil=8000:sp=occurrence:nwc=10.0:i=78:ss=axioms:sgt=8_0 on Vampire---4 for (2995ds/78Mi)
% 0.61/0.79  % (30745)dis-1011_2:1_sil=2000:lsd=20:nwc=5.0:flr=on:mep=off:st=3.0:i=34:sd=1:ep=RS:ss=axioms_0 on Vampire---4 for (2995ds/34Mi)
% 0.61/0.79  % (30749)lrs+2_1:1_sil=16000:fde=none:sos=all:nwc=5.0:i=34:ep=RS:s2pl=on:lma=on:afp=100000_0 on Vampire---4 for (2995ds/34Mi)
% 0.61/0.79  % (30750)lrs+1002_1:16_to=lpo:sil=32000:sp=unary_frequency:sos=on:i=45:bd=off:ss=axioms_0 on Vampire---4 for (2995ds/45Mi)
% 0.61/0.79  % (30746)lrs+1011_461:32768_sil=16000:irw=on:sp=frequency:lsd=20:fd=preordered:nwc=10.0:s2agt=32:alpa=false:cond=fast:s2a=on:i=51:s2at=3.0:awrs=decay:awrsf=691:bd=off:nm=20:fsr=off:amm=sco:uhcvi=on:rawr=on_0 on Vampire---4 for (2995ds/51Mi)
% 0.61/0.79  % (30751)lrs+21_1:5_sil=2000:sos=on:urr=on:newcnf=on:slsq=on:i=83:slsql=off:bd=off:nm=2:ss=axioms:st=1.5:sp=const_min:gsp=on:rawr=on_0 on Vampire---4 for (2995ds/83Mi)
% 0.61/0.79  % (30752)lrs-21_1:1_to=lpo:sil=2000:sp=frequency:sos=on:lma=on:i=56:sd=2:ss=axioms:ep=R_0 on Vampire---4 for (2995ds/56Mi)
% 0.61/0.79  % (30749)First to succeed.
% 0.61/0.79  % (30751)Also succeeded, but the first one will report.
% 0.61/0.79  % (30752)Also succeeded, but the first one will report.
% 0.61/0.79  % (30749)Refutation found. Thanks to Tanya!
% 0.61/0.79  % SZS status Theorem for Vampire---4
% 0.61/0.79  % SZS output start Proof for Vampire---4
% See solution above
% 0.61/0.79  % (30749)------------------------------
% 0.61/0.79  % (30749)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 0.61/0.79  % (30749)Termination reason: Refutation
% 0.61/0.79  
% 0.61/0.79  % (30749)Memory used [KB]: 976
% 0.61/0.79  % (30749)Time elapsed: 0.003 s
% 0.61/0.79  % (30749)Instructions burned: 3 (million)
% 0.61/0.79  % (30749)------------------------------
% 0.61/0.79  % (30749)------------------------------
% 0.61/0.79  % (30744)Success in time 0.476 s
% 0.61/0.79  % Vampire---4.8 exiting
%------------------------------------------------------------------------------