TSTP Solution File: SEU055+1 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : SEU055+1 : TPTP v8.1.2. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n013.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 : Tue Apr 30 15:22:03 EDT 2024

% Result   : Theorem 0.21s 0.44s
% Output   : Refutation 0.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   28
%            Number of leaves      :   10
% Syntax   : Number of formulae    :   77 (  24 unt;   0 def)
%            Number of atoms       :  225 (  85 equ)
%            Maximal formula atoms :   10 (   2 avg)
%            Number of connectives :  245 (  97   ~;  89   |;  42   &)
%                                         (   7 <=>;  10  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   4 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    9 (   7 usr;   1 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   2 con; 0-2 aty)
%            Number of variables   :   92 (  83   !;   9   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1399,plain,
    $false,
    inference(resolution,[],[f1382,f110]) ).

fof(f110,plain,
    relation(sK2),
    inference(cnf_transformation,[],[f75]) ).

fof(f75,plain,
    ( ~ one_to_one(sK2)
    & ! [X1,X2] : relation_image(sK2,set_difference(X1,X2)) = set_difference(relation_image(sK2,X1),relation_image(sK2,X2))
    & function(sK2)
    & relation(sK2) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK2])],[f46,f74]) ).

fof(f74,plain,
    ( ? [X0] :
        ( ~ one_to_one(X0)
        & ! [X1,X2] : relation_image(X0,set_difference(X1,X2)) = set_difference(relation_image(X0,X1),relation_image(X0,X2))
        & function(X0)
        & relation(X0) )
   => ( ~ one_to_one(sK2)
      & ! [X2,X1] : relation_image(sK2,set_difference(X1,X2)) = set_difference(relation_image(sK2,X1),relation_image(sK2,X2))
      & function(sK2)
      & relation(sK2) ) ),
    introduced(choice_axiom,[]) ).

fof(f46,plain,
    ? [X0] :
      ( ~ one_to_one(X0)
      & ! [X1,X2] : relation_image(X0,set_difference(X1,X2)) = set_difference(relation_image(X0,X1),relation_image(X0,X2))
      & function(X0)
      & relation(X0) ),
    inference(flattening,[],[f45]) ).

fof(f45,plain,
    ? [X0] :
      ( ~ one_to_one(X0)
      & ! [X1,X2] : relation_image(X0,set_difference(X1,X2)) = set_difference(relation_image(X0,X1),relation_image(X0,X2))
      & function(X0)
      & relation(X0) ),
    inference(ennf_transformation,[],[f29]) ).

fof(f29,negated_conjecture,
    ~ ! [X0] :
        ( ( function(X0)
          & relation(X0) )
       => ( ! [X1,X2] : relation_image(X0,set_difference(X1,X2)) = set_difference(relation_image(X0,X1),relation_image(X0,X2))
         => one_to_one(X0) ) ),
    inference(negated_conjecture,[],[f28]) ).

fof(f28,conjecture,
    ! [X0] :
      ( ( function(X0)
        & relation(X0) )
     => ( ! [X1,X2] : relation_image(X0,set_difference(X1,X2)) = set_difference(relation_image(X0,X1),relation_image(X0,X2))
       => one_to_one(X0) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t124_funct_1) ).

fof(f1382,plain,
    ~ relation(sK2),
    inference(resolution,[],[f1381,f111]) ).

fof(f111,plain,
    function(sK2),
    inference(cnf_transformation,[],[f75]) ).

fof(f1381,plain,
    ( ~ function(sK2)
    | ~ relation(sK2) ),
    inference(resolution,[],[f1380,f201]) ).

fof(f201,plain,
    ( ~ sP0(sK2)
    | ~ relation(sK2)
    | ~ function(sK2) ),
    inference(resolution,[],[f138,f200]) ).

fof(f200,plain,
    ( ~ sP1(sK2)
    | ~ sP0(sK2) ),
    inference(resolution,[],[f132,f113]) ).

fof(f113,plain,
    ~ one_to_one(sK2),
    inference(cnf_transformation,[],[f75]) ).

fof(f132,plain,
    ! [X0] :
      ( one_to_one(X0)
      | ~ sP0(X0)
      | ~ sP1(X0) ),
    inference(cnf_transformation,[],[f78]) ).

fof(f78,plain,
    ! [X0] :
      ( ( ( one_to_one(X0)
          | ~ sP0(X0) )
        & ( sP0(X0)
          | ~ one_to_one(X0) ) )
      | ~ sP1(X0) ),
    inference(nnf_transformation,[],[f72]) ).

fof(f72,plain,
    ! [X0] :
      ( ( one_to_one(X0)
      <=> sP0(X0) )
      | ~ sP1(X0) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP1])]) ).

fof(f138,plain,
    ! [X0] :
      ( sP1(X0)
      | ~ function(X0)
      | ~ relation(X0) ),
    inference(cnf_transformation,[],[f73]) ).

fof(f73,plain,
    ! [X0] :
      ( sP1(X0)
      | ~ function(X0)
      | ~ relation(X0) ),
    inference(definition_folding,[],[f55,f72,f71]) ).

fof(f71,plain,
    ! [X0] :
      ( sP0(X0)
    <=> ! [X1,X2] :
          ( X1 = X2
          | apply(X0,X1) != apply(X0,X2)
          | ~ in(X2,relation_dom(X0))
          | ~ in(X1,relation_dom(X0)) ) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP0])]) ).

fof(f55,plain,
    ! [X0] :
      ( ( one_to_one(X0)
      <=> ! [X1,X2] :
            ( X1 = X2
            | apply(X0,X1) != apply(X0,X2)
            | ~ in(X2,relation_dom(X0))
            | ~ in(X1,relation_dom(X0)) ) )
      | ~ function(X0)
      | ~ relation(X0) ),
    inference(flattening,[],[f54]) ).

fof(f54,plain,
    ! [X0] :
      ( ( one_to_one(X0)
      <=> ! [X1,X2] :
            ( X1 = X2
            | apply(X0,X1) != apply(X0,X2)
            | ~ in(X2,relation_dom(X0))
            | ~ in(X1,relation_dom(X0)) ) )
      | ~ function(X0)
      | ~ relation(X0) ),
    inference(ennf_transformation,[],[f6]) ).

fof(f6,axiom,
    ! [X0] :
      ( ( function(X0)
        & relation(X0) )
     => ( one_to_one(X0)
      <=> ! [X1,X2] :
            ( ( apply(X0,X1) = apply(X0,X2)
              & in(X2,relation_dom(X0))
              & in(X1,relation_dom(X0)) )
           => X1 = X2 ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d8_funct_1) ).

fof(f1380,plain,
    sP0(sK2),
    inference(trivial_inequality_removal,[],[f1378]) ).

fof(f1378,plain,
    ( sK4(sK2) != sK4(sK2)
    | sP0(sK2) ),
    inference(superposition,[],[f137,f1280]) ).

fof(f1280,plain,
    sK4(sK2) = sK5(sK2),
    inference(trivial_inequality_removal,[],[f1267]) ).

fof(f1267,plain,
    ( empty_set != empty_set
    | sK4(sK2) = sK5(sK2) ),
    inference(superposition,[],[f292,f1236]) ).

fof(f1236,plain,
    ( empty_set = singleton(apply(sK2,sK4(sK2)))
    | sK4(sK2) = sK5(sK2) ),
    inference(superposition,[],[f1206,f891]) ).

fof(f891,plain,
    singleton(apply(sK2,sK4(sK2))) = relation_image(sK2,singleton(sK5(sK2))),
    inference(resolution,[],[f889,f110]) ).

fof(f889,plain,
    ( ~ relation(sK2)
    | singleton(apply(sK2,sK4(sK2))) = relation_image(sK2,singleton(sK5(sK2))) ),
    inference(resolution,[],[f860,f111]) ).

fof(f860,plain,
    ( ~ function(sK2)
    | singleton(apply(sK2,sK4(sK2))) = relation_image(sK2,singleton(sK5(sK2)))
    | ~ relation(sK2) ),
    inference(duplicate_literal_removal,[],[f859]) ).

fof(f859,plain,
    ( ~ relation(sK2)
    | singleton(apply(sK2,sK4(sK2))) = relation_image(sK2,singleton(sK5(sK2)))
    | ~ relation(sK2)
    | ~ function(sK2) ),
    inference(resolution,[],[f622,f201]) ).

fof(f622,plain,
    ( sP0(sK2)
    | ~ relation(sK2)
    | singleton(apply(sK2,sK4(sK2))) = relation_image(sK2,singleton(sK5(sK2))) ),
    inference(forward_demodulation,[],[f620,f383]) ).

fof(f383,plain,
    apply(sK2,sK4(sK2)) = apply(sK2,sK5(sK2)),
    inference(resolution,[],[f381,f110]) ).

fof(f381,plain,
    ( ~ relation(sK2)
    | apply(sK2,sK4(sK2)) = apply(sK2,sK5(sK2)) ),
    inference(resolution,[],[f380,f111]) ).

fof(f380,plain,
    ( ~ function(sK2)
    | ~ relation(sK2)
    | apply(sK2,sK4(sK2)) = apply(sK2,sK5(sK2)) ),
    inference(resolution,[],[f136,f201]) ).

fof(f136,plain,
    ! [X0] :
      ( sP0(X0)
      | apply(X0,sK4(X0)) = apply(X0,sK5(X0)) ),
    inference(cnf_transformation,[],[f82]) ).

fof(f82,plain,
    ! [X0] :
      ( ( sP0(X0)
        | ( sK4(X0) != sK5(X0)
          & apply(X0,sK4(X0)) = apply(X0,sK5(X0))
          & in(sK5(X0),relation_dom(X0))
          & in(sK4(X0),relation_dom(X0)) ) )
      & ( ! [X3,X4] :
            ( X3 = X4
            | apply(X0,X3) != apply(X0,X4)
            | ~ in(X4,relation_dom(X0))
            | ~ in(X3,relation_dom(X0)) )
        | ~ sP0(X0) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK4,sK5])],[f80,f81]) ).

fof(f81,plain,
    ! [X0] :
      ( ? [X1,X2] :
          ( X1 != X2
          & apply(X0,X1) = apply(X0,X2)
          & in(X2,relation_dom(X0))
          & in(X1,relation_dom(X0)) )
     => ( sK4(X0) != sK5(X0)
        & apply(X0,sK4(X0)) = apply(X0,sK5(X0))
        & in(sK5(X0),relation_dom(X0))
        & in(sK4(X0),relation_dom(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f80,plain,
    ! [X0] :
      ( ( sP0(X0)
        | ? [X1,X2] :
            ( X1 != X2
            & apply(X0,X1) = apply(X0,X2)
            & in(X2,relation_dom(X0))
            & in(X1,relation_dom(X0)) ) )
      & ( ! [X3,X4] :
            ( X3 = X4
            | apply(X0,X3) != apply(X0,X4)
            | ~ in(X4,relation_dom(X0))
            | ~ in(X3,relation_dom(X0)) )
        | ~ sP0(X0) ) ),
    inference(rectify,[],[f79]) ).

fof(f79,plain,
    ! [X0] :
      ( ( sP0(X0)
        | ? [X1,X2] :
            ( X1 != X2
            & apply(X0,X1) = apply(X0,X2)
            & in(X2,relation_dom(X0))
            & in(X1,relation_dom(X0)) ) )
      & ( ! [X1,X2] :
            ( X1 = X2
            | apply(X0,X1) != apply(X0,X2)
            | ~ in(X2,relation_dom(X0))
            | ~ in(X1,relation_dom(X0)) )
        | ~ sP0(X0) ) ),
    inference(nnf_transformation,[],[f71]) ).

fof(f620,plain,
    ( relation_image(sK2,singleton(sK5(sK2))) = singleton(apply(sK2,sK5(sK2)))
    | ~ relation(sK2)
    | sP0(sK2) ),
    inference(resolution,[],[f536,f135]) ).

fof(f135,plain,
    ! [X0] :
      ( in(sK5(X0),relation_dom(X0))
      | sP0(X0) ),
    inference(cnf_transformation,[],[f82]) ).

fof(f536,plain,
    ! [X0] :
      ( ~ in(X0,relation_dom(sK2))
      | relation_image(sK2,singleton(X0)) = singleton(apply(sK2,X0))
      | ~ relation(sK2) ),
    inference(resolution,[],[f149,f111]) ).

fof(f149,plain,
    ! [X0,X1] :
      ( ~ function(X1)
      | ~ in(X0,relation_dom(X1))
      | relation_image(X1,singleton(X0)) = singleton(apply(X1,X0))
      | ~ relation(X1) ),
    inference(cnf_transformation,[],[f63]) ).

fof(f63,plain,
    ! [X0,X1] :
      ( relation_image(X1,singleton(X0)) = singleton(apply(X1,X0))
      | ~ in(X0,relation_dom(X1))
      | ~ function(X1)
      | ~ relation(X1) ),
    inference(flattening,[],[f62]) ).

fof(f62,plain,
    ! [X0,X1] :
      ( relation_image(X1,singleton(X0)) = singleton(apply(X1,X0))
      | ~ in(X0,relation_dom(X1))
      | ~ function(X1)
      | ~ relation(X1) ),
    inference(ennf_transformation,[],[f27]) ).

fof(f27,axiom,
    ! [X0,X1] :
      ( ( function(X1)
        & relation(X1) )
     => ( in(X0,relation_dom(X1))
       => relation_image(X1,singleton(X0)) = singleton(apply(X1,X0)) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t117_funct_1) ).

fof(f1206,plain,
    ( empty_set = relation_image(sK2,singleton(sK5(sK2)))
    | sK4(sK2) = sK5(sK2) ),
    inference(superposition,[],[f1199,f160]) ).

fof(f160,plain,
    ! [X0,X1] :
      ( singleton(X0) = set_difference(singleton(X0),singleton(X1))
      | X0 = X1 ),
    inference(cnf_transformation,[],[f93]) ).

fof(f93,plain,
    ! [X0,X1] :
      ( ( singleton(X0) = set_difference(singleton(X0),singleton(X1))
        | X0 = X1 )
      & ( X0 != X1
        | singleton(X0) != set_difference(singleton(X0),singleton(X1)) ) ),
    inference(nnf_transformation,[],[f31]) ).

fof(f31,axiom,
    ! [X0,X1] :
      ( singleton(X0) = set_difference(singleton(X0),singleton(X1))
    <=> X0 != X1 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t20_zfmisc_1) ).

fof(f1199,plain,
    empty_set = relation_image(sK2,set_difference(singleton(sK5(sK2)),singleton(sK4(sK2)))),
    inference(forward_demodulation,[],[f1186,f299]) ).

fof(f299,plain,
    empty_set = relation_image(sK2,empty_set),
    inference(forward_demodulation,[],[f293,f289]) ).

fof(f289,plain,
    ! [X0] : empty_set = set_difference(X0,X0),
    inference(resolution,[],[f158,f145]) ).

fof(f145,plain,
    ! [X0] : subset(X0,X0),
    inference(cnf_transformation,[],[f42]) ).

fof(f42,plain,
    ! [X0] : subset(X0,X0),
    inference(rectify,[],[f26]) ).

fof(f26,axiom,
    ! [X0,X1] : subset(X0,X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',reflexivity_r1_tarski) ).

fof(f158,plain,
    ! [X0,X1] :
      ( ~ subset(X0,X1)
      | empty_set = set_difference(X0,X1) ),
    inference(cnf_transformation,[],[f92]) ).

fof(f92,plain,
    ! [X0,X1] :
      ( ( empty_set = set_difference(X0,X1)
        | ~ subset(X0,X1) )
      & ( subset(X0,X1)
        | empty_set != set_difference(X0,X1) ) ),
    inference(nnf_transformation,[],[f33]) ).

fof(f33,axiom,
    ! [X0,X1] :
      ( empty_set = set_difference(X0,X1)
    <=> subset(X0,X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t37_xboole_1) ).

fof(f293,plain,
    ! [X0] : empty_set = relation_image(sK2,set_difference(X0,X0)),
    inference(superposition,[],[f289,f112]) ).

fof(f112,plain,
    ! [X2,X1] : relation_image(sK2,set_difference(X1,X2)) = set_difference(relation_image(sK2,X1),relation_image(sK2,X2)),
    inference(cnf_transformation,[],[f75]) ).

fof(f1186,plain,
    relation_image(sK2,empty_set) = relation_image(sK2,set_difference(singleton(sK5(sK2)),singleton(sK4(sK2)))),
    inference(superposition,[],[f902,f289]) ).

fof(f902,plain,
    ! [X0] : relation_image(sK2,set_difference(X0,singleton(sK4(sK2)))) = relation_image(sK2,set_difference(X0,singleton(sK5(sK2)))),
    inference(forward_demodulation,[],[f900,f877]) ).

fof(f877,plain,
    ! [X0] : relation_image(sK2,set_difference(X0,singleton(sK4(sK2)))) = set_difference(relation_image(sK2,X0),singleton(apply(sK2,sK4(sK2)))),
    inference(superposition,[],[f112,f869]) ).

fof(f869,plain,
    relation_image(sK2,singleton(sK4(sK2))) = singleton(apply(sK2,sK4(sK2))),
    inference(resolution,[],[f867,f110]) ).

fof(f867,plain,
    ( ~ relation(sK2)
    | relation_image(sK2,singleton(sK4(sK2))) = singleton(apply(sK2,sK4(sK2))) ),
    inference(resolution,[],[f858,f111]) ).

fof(f858,plain,
    ( ~ function(sK2)
    | relation_image(sK2,singleton(sK4(sK2))) = singleton(apply(sK2,sK4(sK2)))
    | ~ relation(sK2) ),
    inference(duplicate_literal_removal,[],[f857]) ).

fof(f857,plain,
    ( ~ relation(sK2)
    | relation_image(sK2,singleton(sK4(sK2))) = singleton(apply(sK2,sK4(sK2)))
    | ~ relation(sK2)
    | ~ function(sK2) ),
    inference(resolution,[],[f619,f201]) ).

fof(f619,plain,
    ( sP0(sK2)
    | ~ relation(sK2)
    | relation_image(sK2,singleton(sK4(sK2))) = singleton(apply(sK2,sK4(sK2))) ),
    inference(resolution,[],[f536,f134]) ).

fof(f134,plain,
    ! [X0] :
      ( in(sK4(X0),relation_dom(X0))
      | sP0(X0) ),
    inference(cnf_transformation,[],[f82]) ).

fof(f900,plain,
    ! [X0] : set_difference(relation_image(sK2,X0),singleton(apply(sK2,sK4(sK2)))) = relation_image(sK2,set_difference(X0,singleton(sK5(sK2)))),
    inference(superposition,[],[f112,f891]) ).

fof(f292,plain,
    ! [X1] : empty_set != singleton(X1),
    inference(backward_demodulation,[],[f183,f289]) ).

fof(f183,plain,
    ! [X1] : singleton(X1) != set_difference(singleton(X1),singleton(X1)),
    inference(equality_resolution,[],[f159]) ).

fof(f159,plain,
    ! [X0,X1] :
      ( X0 != X1
      | singleton(X0) != set_difference(singleton(X0),singleton(X1)) ),
    inference(cnf_transformation,[],[f93]) ).

fof(f137,plain,
    ! [X0] :
      ( sK4(X0) != sK5(X0)
      | sP0(X0) ),
    inference(cnf_transformation,[],[f82]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : SEU055+1 : TPTP v8.1.2. Released v3.2.0.
% 0.03/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.14/0.36  % Computer : n013.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit   : 300
% 0.14/0.36  % WCLimit    : 300
% 0.14/0.36  % DateTime   : Mon Apr 29 20:49:04 EDT 2024
% 0.14/0.36  % CPUTime    : 
% 0.14/0.36  % (14175)Running in auto input_syntax mode. Trying TPTP
% 0.21/0.37  % (14181)fmb+10_1_bce=on:fmbsr=1.5:nm=32_533 on theBenchmark for (533ds/0Mi)
% 0.21/0.38  TRYING [1]
% 0.21/0.38  TRYING [2]
% 0.21/0.38  TRYING [3]
% 0.21/0.38  % (14180)WARNING: value z3 for option sas not known
% 0.21/0.38  % (14178)fmb+10_1_bce=on:fmbas=function:fmbsr=1.2:fde=unused:nm=0_846 on theBenchmark for (846ds/0Mi)
% 0.21/0.38  % (14182)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)
% 0.21/0.38  % (14180)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)
% 0.21/0.38  % (14179)fmb+10_1_bce=on:fmbdsb=on:fmbes=contour:fmbswr=3:fde=none:nm=0_793 on theBenchmark for (793ds/0Mi)
% 0.21/0.38  % (14183)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)
% 0.21/0.38  % (14184)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)
% 0.21/0.38  TRYING [4]
% 0.21/0.39  TRYING [1]
% 0.21/0.39  TRYING [5]
% 0.21/0.39  TRYING [2]
% 0.21/0.40  TRYING [3]
% 0.21/0.41  TRYING [6]
% 0.21/0.43  % (14183)First to succeed.
% 0.21/0.44  % (14183)Refutation found. Thanks to Tanya!
% 0.21/0.44  % SZS status Theorem for theBenchmark
% 0.21/0.44  % SZS output start Proof for theBenchmark
% See solution above
% 0.21/0.44  % (14183)------------------------------
% 0.21/0.44  % (14183)Version: Vampire 4.8 (commit 8e9376e55 on 2024-01-18 13:49:33 +0100)
% 0.21/0.44  % (14183)Termination reason: Refutation
% 0.21/0.44  
% 0.21/0.44  % (14183)Memory used [KB]: 1562
% 0.21/0.44  % (14183)Time elapsed: 0.057 s
% 0.21/0.44  % (14183)Instructions burned: 88 (million)
% 0.21/0.44  % (14183)------------------------------
% 0.21/0.44  % (14183)------------------------------
% 0.21/0.44  % (14175)Success in time 0.073 s
%------------------------------------------------------------------------------