TSTP Solution File: SET091+1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : SET091+1 : TPTP v8.1.2. Bugfixed v7.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n019.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 : Sun May  5 09:11:06 EDT 2024

% Result   : Theorem 0.15s 0.39s
% Output   : Refutation 0.15s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   21 (   6 unt;   0 def)
%            Number of atoms       :   55 (  41 equ)
%            Maximal formula atoms :    8 (   2 avg)
%            Number of connectives :   62 (  28   ~;  14   |;  16   &)
%                                         (   0 <=>;   4  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-1 aty)
%            Number of variables   :   26 (  17   !;   9   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f305,plain,
    $false,
    inference(trivial_inequality_removal,[],[f302]) ).

fof(f302,plain,
    sK0 != sK0,
    inference(superposition,[],[f245,f299]) ).

fof(f299,plain,
    sK0 = member_of(sK0),
    inference(duplicate_literal_removal,[],[f298]) ).

fof(f298,plain,
    ( sK0 = member_of(sK0)
    | sK0 = member_of(sK0) ),
    inference(resolution,[],[f297,f158]) ).

fof(f158,plain,
    ! [X0] :
      ( member(member_of(X0),universal_class)
      | member_of(X0) = X0 ),
    inference(cnf_transformation,[],[f46]) ).

fof(f46,axiom,
    ! [X0] :
      ( member_of(X0) = X0
      | member(member_of(X0),universal_class) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',member_universal_self) ).

fof(f297,plain,
    ( ~ member(member_of(sK0),universal_class)
    | sK0 = member_of(sK0) ),
    inference(equality_resolution,[],[f296]) ).

fof(f296,plain,
    ! [X0] :
      ( sK0 != X0
      | ~ member(member_of(X0),universal_class)
      | member_of(X0) = X0 ),
    inference(superposition,[],[f145,f159]) ).

fof(f159,plain,
    ! [X0] :
      ( singleton(member_of(X0)) = X0
      | member_of(X0) = X0 ),
    inference(cnf_transformation,[],[f47]) ).

fof(f47,axiom,
    ! [X0] :
      ( member_of(X0) = X0
      | singleton(member_of(X0)) = X0 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',singleton_self) ).

fof(f145,plain,
    ! [X2] :
      ( singleton(X2) != sK0
      | ~ member(X2,universal_class) ),
    inference(cnf_transformation,[],[f96]) ).

fof(f96,plain,
    ( sK1 != member_of(sK0)
    & sK0 = sK1
    & ! [X2] :
        ( singleton(X2) != sK0
        | ~ member(X2,universal_class) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1])],[f79,f95]) ).

fof(f95,plain,
    ( ? [X0,X1] :
        ( member_of(X0) != X1
        & X0 = X1
        & ! [X2] :
            ( singleton(X2) != X0
            | ~ member(X2,universal_class) ) )
   => ( sK1 != member_of(sK0)
      & sK0 = sK1
      & ! [X2] :
          ( singleton(X2) != sK0
          | ~ member(X2,universal_class) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f79,plain,
    ? [X0,X1] :
      ( member_of(X0) != X1
      & X0 = X1
      & ! [X2] :
          ( singleton(X2) != X0
          | ~ member(X2,universal_class) ) ),
    inference(flattening,[],[f78]) ).

fof(f78,plain,
    ? [X0,X1] :
      ( member_of(X0) != X1
      & X0 = X1
      & ! [X2] :
          ( singleton(X2) != X0
          | ~ member(X2,universal_class) ) ),
    inference(ennf_transformation,[],[f50]) ).

fof(f50,plain,
    ~ ! [X0,X1] :
        ( ( X0 = X1
          & ~ ? [X2] :
                ( singleton(X2) = X0
                & member(X2,universal_class) ) )
       => member_of(X0) = X1 ),
    inference(rectify,[],[f49]) ).

fof(f49,negated_conjecture,
    ~ ! [X0,X2] :
        ( ( X0 = X2
          & ~ ? [X1] :
                ( singleton(X1) = X0
                & member(X1,universal_class) ) )
       => member_of(X0) = X2 ),
    inference(negated_conjecture,[],[f48]) ).

fof(f48,conjecture,
    ! [X0,X2] :
      ( ( X0 = X2
        & ~ ? [X1] :
              ( singleton(X1) = X0
              & member(X1,universal_class) ) )
     => member_of(X0) = X2 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',member_when_not_a_singleton) ).

fof(f245,plain,
    sK0 != member_of(sK0),
    inference(forward_demodulation,[],[f147,f146]) ).

fof(f146,plain,
    sK0 = sK1,
    inference(cnf_transformation,[],[f96]) ).

fof(f147,plain,
    sK1 != member_of(sK0),
    inference(cnf_transformation,[],[f96]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.13  % Problem    : SET091+1 : TPTP v8.1.2. Bugfixed v7.3.0.
% 0.13/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.15/0.35  % Computer : n019.cluster.edu
% 0.15/0.35  % Model    : x86_64 x86_64
% 0.15/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.35  % Memory   : 8042.1875MB
% 0.15/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36  % CPULimit   : 300
% 0.15/0.36  % WCLimit    : 300
% 0.15/0.36  % DateTime   : Fri May  3 16:36:53 EDT 2024
% 0.15/0.36  % CPUTime    : 
% 0.15/0.36  % (20414)Running in auto input_syntax mode. Trying TPTP
% 0.15/0.38  % (20417)WARNING: value z3 for option sas not known
% 0.15/0.38  % (20418)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.15/0.38  % (20415)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.15/0.38  % (20419)ott+10_10:1_add=off:afr=on:amm=off:anc=all:bd=off:bs=on:fsr=off:irw=on:lma=on:msp=off:nm=4:nwc=4.0:sac=on:sp=reverse_frequency_531 on theBenchmark for (531ds/0Mi)
% 0.15/0.38  % (20420)ott-10_8_av=off:bd=preordered:bs=on:fsd=off:fsr=off:fde=unused:irw=on:lcm=predicate:lma=on:nm=4:nwc=1.7:sp=frequency_522 on theBenchmark for (522ds/0Mi)
% 0.15/0.38  % (20416)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.15/0.38  % (20417)dis+2_11_add=large:afr=on:amm=off:bd=off:bce=on:fsd=off:fde=none:gs=on:gsaa=full_model:gsem=off:irw=on:msp=off:nm=4:nwc=1.3:sas=z3:sims=off:sac=on:sp=reverse_arity_569 on theBenchmark for (569ds/0Mi)
% 0.15/0.38  % (20421)ott+1_64_av=off:bd=off:bce=on:fsd=off:fde=unused:gsp=on:irw=on:lcm=predicate:lma=on:nm=2:nwc=1.1:sims=off:urr=on_497 on theBenchmark for (497ds/0Mi)
% 0.15/0.39  % (20420)First to succeed.
% 0.15/0.39  % (20420)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-20414"
% 0.15/0.39  % (20417)Also succeeded, but the first one will report.
% 0.15/0.39  % (20420)Refutation found. Thanks to Tanya!
% 0.15/0.39  % SZS status Theorem for theBenchmark
% 0.15/0.39  % SZS output start Proof for theBenchmark
% See solution above
% 0.15/0.39  % (20420)------------------------------
% 0.15/0.39  % (20420)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.15/0.39  % (20420)Termination reason: Refutation
% 0.15/0.39  
% 0.15/0.39  % (20420)Memory used [KB]: 959
% 0.15/0.39  % (20420)Time elapsed: 0.010 s
% 0.15/0.39  % (20420)Instructions burned: 13 (million)
% 0.15/0.39  % (20414)Success in time 0.027 s
%------------------------------------------------------------------------------