TSTP Solution File: KRS203+1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : KRS203+1 : TPTP v8.1.0. Bugfixed v5.4.0.
% 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 : n022.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 17:31:05 EDT 2022

% Result   : Theorem 0.10s 0.49s
% Output   : Refutation 0.10s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :   13
% Syntax   : Number of formulae    :   47 (  14 unt;   0 def)
%            Number of atoms       :  152 (   0 equ)
%            Maximal formula atoms :   12 (   3 avg)
%            Number of connectives :  166 (  61   ~;  37   |;  51   &)
%                                         (   6 <=>;  11  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-3 aty)
%            Number of functors    :   10 (  10 usr;   8 con; 0-2 aty)
%            Number of variables   :  123 (  75   !;  48   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f440,plain,
    $false,
    inference(resolution,[],[f433,f222]) ).

fof(f222,plain,
    ~ model(sK8,sK4),
    inference(cnf_transformation,[],[f94]) ).

fof(f94,plain,
    ( model(sK6,sK5)
    & ! [X3] :
        ( ~ model(X3,sK5)
        | model(X3,sK4) )
    & model(sK7,sK4)
    & ~ model(sK7,sK5)
    & ~ model(sK8,sK4) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK4,sK5,sK6,sK7,sK8])],[f89,f93,f92,f91,f90]) ).

fof(f90,plain,
    ( ? [X0,X1] :
        ( ? [X2] : model(X2,X1)
        & ! [X3] :
            ( ~ model(X3,X1)
            | model(X3,X0) )
        & ? [X4] :
            ( model(X4,X0)
            & ~ model(X4,X1) )
        & ? [X5] : ~ model(X5,X0) )
   => ( ? [X2] : model(X2,sK5)
      & ! [X3] :
          ( ~ model(X3,sK5)
          | model(X3,sK4) )
      & ? [X4] :
          ( model(X4,sK4)
          & ~ model(X4,sK5) )
      & ? [X5] : ~ model(X5,sK4) ) ),
    introduced(choice_axiom,[]) ).

fof(f91,plain,
    ( ? [X2] : model(X2,sK5)
   => model(sK6,sK5) ),
    introduced(choice_axiom,[]) ).

fof(f92,plain,
    ( ? [X4] :
        ( model(X4,sK4)
        & ~ model(X4,sK5) )
   => ( model(sK7,sK4)
      & ~ model(sK7,sK5) ) ),
    introduced(choice_axiom,[]) ).

fof(f93,plain,
    ( ? [X5] : ~ model(X5,sK4)
   => ~ model(sK8,sK4) ),
    introduced(choice_axiom,[]) ).

fof(f89,plain,
    ? [X0,X1] :
      ( ? [X2] : model(X2,X1)
      & ! [X3] :
          ( ~ model(X3,X1)
          | model(X3,X0) )
      & ? [X4] :
          ( model(X4,X0)
          & ~ model(X4,X1) )
      & ? [X5] : ~ model(X5,X0) ),
    inference(rectify,[],[f68]) ).

fof(f68,plain,
    ? [X1,X0] :
      ( ? [X4] : model(X4,X0)
      & ! [X2] :
          ( ~ model(X2,X0)
          | model(X2,X1) )
      & ? [X5] :
          ( model(X5,X1)
          & ~ model(X5,X0) )
      & ? [X3] : ~ model(X3,X1) ),
    inference(ennf_transformation,[],[f38]) ).

fof(f38,plain,
    ? [X0,X1] :
      ( ? [X4] : model(X4,X0)
      & ? [X3] : ~ model(X3,X1)
      & ! [X2] :
          ( model(X2,X0)
         => model(X2,X1) )
      & ? [X5] :
          ( model(X5,X1)
          & ~ model(X5,X0) ) ),
    inference(rectify,[],[f31]) ).

fof(f31,axiom,
    ? [X0,X1] :
      ( ! [X3] :
          ( model(X3,X0)
         => model(X3,X1) )
      & ? [X5] : ~ model(X5,X1)
      & ? [X2] : model(X2,X0)
      & ? [X4] :
          ( ~ model(X4,X0)
          & model(X4,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',mixed_pair) ).

fof(f433,plain,
    ! [X0] : model(X0,sK4),
    inference(subsumption_resolution,[],[f417,f233]) ).

fof(f233,plain,
    ! [X1] : model(X1,sK11),
    inference(cnf_transformation,[],[f104]) ).

fof(f104,plain,
    ! [X1] : model(X1,sK11),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK11])],[f36,f103]) ).

fof(f103,plain,
    ( ? [X0] :
      ! [X1] : model(X1,X0)
   => ! [X1] : model(X1,sK11) ),
    introduced(choice_axiom,[]) ).

fof(f36,plain,
    ? [X0] :
    ! [X1] : model(X1,X0),
    inference(rectify,[],[f27]) ).

fof(f27,axiom,
    ? [X9] :
    ! [X8] : model(X8,X9),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',tautology) ).

fof(f417,plain,
    ! [X0] :
      ( ~ model(X0,sK11)
      | model(X0,sK4) ),
    inference(resolution,[],[f408,f292]) ).

fof(f292,plain,
    ! [X3,X0,X1] :
      ( ~ status(X1,X0,thm)
      | model(X3,X0)
      | ~ model(X3,X1) ),
    inference(cnf_transformation,[],[f197]) ).

fof(f197,plain,
    ! [X0,X1] :
      ( ( status(X1,X0,thm)
        | ( model(sK51(X0,X1),X1)
          & ~ model(sK51(X0,X1),X0) ) )
      & ( ! [X3] :
            ( ~ model(X3,X1)
            | model(X3,X0) )
        | ~ status(X1,X0,thm) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK51])],[f195,f196]) ).

fof(f196,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( model(X2,X1)
          & ~ model(X2,X0) )
     => ( model(sK51(X0,X1),X1)
        & ~ model(sK51(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f195,plain,
    ! [X0,X1] :
      ( ( status(X1,X0,thm)
        | ? [X2] :
            ( model(X2,X1)
            & ~ model(X2,X0) ) )
      & ( ! [X3] :
            ( ~ model(X3,X1)
            | model(X3,X0) )
        | ~ status(X1,X0,thm) ) ),
    inference(rectify,[],[f194]) ).

fof(f194,plain,
    ! [X1,X0] :
      ( ( status(X0,X1,thm)
        | ? [X2] :
            ( model(X2,X0)
            & ~ model(X2,X1) ) )
      & ( ! [X2] :
            ( ~ model(X2,X0)
            | model(X2,X1) )
        | ~ status(X0,X1,thm) ) ),
    inference(nnf_transformation,[],[f73]) ).

fof(f73,plain,
    ! [X1,X0] :
      ( status(X0,X1,thm)
    <=> ! [X2] :
          ( ~ model(X2,X0)
          | model(X2,X1) ) ),
    inference(ennf_transformation,[],[f5]) ).

fof(f5,axiom,
    ! [X0,X1] :
      ( status(X0,X1,thm)
    <=> ! [X2] :
          ( model(X2,X0)
         => model(X2,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',thm) ).

fof(f408,plain,
    status(sK11,sK4,thm),
    inference(resolution,[],[f381,f321]) ).

fof(f321,plain,
    ! [X0,X1] :
      ( ~ status(X0,X1,sat)
      | status(X0,X1,thm) ),
    inference(resolution,[],[f212,f295]) ).

fof(f295,plain,
    ~ nota(sat,thm),
    inference(cnf_transformation,[],[f55]) ).

fof(f55,plain,
    ~ nota(sat,thm),
    inference(flattening,[],[f34]) ).

fof(f34,negated_conjecture,
    ~ nota(sat,thm),
    inference(negated_conjecture,[],[f33]) ).

fof(f33,conjecture,
    nota(sat,thm),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',nota_sat_thm) ).

fof(f212,plain,
    ! [X2,X3,X0,X1] :
      ( nota(X1,X0)
      | status(X2,X3,X0)
      | ~ status(X2,X3,X1) ),
    inference(cnf_transformation,[],[f75]) ).

fof(f75,plain,
    ! [X0,X1] :
      ( nota(X1,X0)
      | ! [X2,X3] :
          ( ~ status(X2,X3,X1)
          | status(X2,X3,X0) ) ),
    inference(rectify,[],[f71]) ).

fof(f71,plain,
    ! [X0,X1] :
      ( nota(X1,X0)
      | ! [X3,X2] :
          ( ~ status(X3,X2,X1)
          | status(X3,X2,X0) ) ),
    inference(ennf_transformation,[],[f63]) ).

fof(f63,plain,
    ! [X0,X1] :
      ( ? [X3,X2] :
          ( ~ status(X3,X2,X0)
          & status(X3,X2,X1) )
     => nota(X1,X0) ),
    inference(unused_predicate_definition_removal,[],[f49]) ).

fof(f49,plain,
    ! [X0,X1] :
      ( ? [X3,X2] :
          ( ~ status(X3,X2,X0)
          & status(X3,X2,X1) )
    <=> nota(X1,X0) ),
    inference(rectify,[],[f22]) ).

fof(f22,axiom,
    ! [X7,X6] :
      ( ? [X1,X0] :
          ( ~ status(X0,X1,X7)
          & status(X0,X1,X6) )
    <=> nota(X6,X7) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',nota) ).

fof(f381,plain,
    status(sK11,sK4,sat),
    inference(resolution,[],[f364,f224]) ).

fof(f224,plain,
    model(sK7,sK4),
    inference(cnf_transformation,[],[f94]) ).

fof(f364,plain,
    ! [X2,X3] :
      ( ~ model(X3,X2)
      | status(sK11,X2,sat) ),
    inference(resolution,[],[f233,f229]) ).

fof(f229,plain,
    ! [X2,X0,X1] :
      ( ~ model(X2,X0)
      | status(X0,X1,sat)
      | ~ model(X2,X1) ),
    inference(cnf_transformation,[],[f98]) ).

fof(f98,plain,
    ! [X0,X1] :
      ( ( status(X0,X1,sat)
        | ! [X2] :
            ( ~ model(X2,X1)
            | ~ model(X2,X0) ) )
      & ( ( model(sK9(X0,X1),X1)
          & model(sK9(X0,X1),X0) )
        | ~ status(X0,X1,sat) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK9])],[f96,f97]) ).

fof(f97,plain,
    ! [X0,X1] :
      ( ? [X3] :
          ( model(X3,X1)
          & model(X3,X0) )
     => ( model(sK9(X0,X1),X1)
        & model(sK9(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f96,plain,
    ! [X0,X1] :
      ( ( status(X0,X1,sat)
        | ! [X2] :
            ( ~ model(X2,X1)
            | ~ model(X2,X0) ) )
      & ( ? [X3] :
            ( model(X3,X1)
            & model(X3,X0) )
        | ~ status(X0,X1,sat) ) ),
    inference(rectify,[],[f95]) ).

fof(f95,plain,
    ! [X1,X0] :
      ( ( status(X1,X0,sat)
        | ! [X2] :
            ( ~ model(X2,X0)
            | ~ model(X2,X1) ) )
      & ( ? [X2] :
            ( model(X2,X0)
            & model(X2,X1) )
        | ~ status(X1,X0,sat) ) ),
    inference(nnf_transformation,[],[f47]) ).

fof(f47,plain,
    ! [X1,X0] :
      ( status(X1,X0,sat)
    <=> ? [X2] :
          ( model(X2,X0)
          & model(X2,X1) ) ),
    inference(rectify,[],[f4]) ).

fof(f4,axiom,
    ! [X1,X0] :
      ( status(X0,X1,sat)
    <=> ? [X2] :
          ( model(X2,X1)
          & model(X2,X0) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',sat) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.05/0.06  % Problem    : KRS203+1 : TPTP v8.1.0. Bugfixed v5.4.0.
% 0.05/0.07  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.06/0.25  % Computer : n022.cluster.edu
% 0.06/0.25  % Model    : x86_64 x86_64
% 0.06/0.25  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.06/0.25  % Memory   : 8042.1875MB
% 0.06/0.25  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.06/0.25  % CPULimit   : 300
% 0.06/0.25  % WCLimit    : 300
% 0.06/0.25  % DateTime   : Tue Aug 30 00:37:26 EDT 2022
% 0.06/0.25  % CPUTime    : 
% 0.10/0.44  % (17557)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 (2999ds/498Mi)
% 0.10/0.44  % (17543)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 0.10/0.44  % (17542)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.10/0.45  % (17543)Instruction limit reached!
% 0.10/0.45  % (17543)------------------------------
% 0.10/0.45  % (17543)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.10/0.45  % (17549)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 (2999ds/68Mi)
% 0.10/0.45  % (17543)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.10/0.45  % (17543)Termination reason: Unknown
% 0.10/0.45  % (17541)fmb+10_1:1_fmbsr=2.0:nm=4:skr=on:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.10/0.45  % (17542)Instruction limit reached!
% 0.10/0.45  % (17542)------------------------------
% 0.10/0.45  % (17542)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.10/0.45  % (17551)dis+34_1:32_abs=on:add=off:bsr=on:gsp=on:sp=weighted_frequency:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.10/0.45  % (17543)Termination phase: Preprocessing 3
% 0.10/0.45  
% 0.10/0.45  % (17543)Memory used [KB]: 895
% 0.10/0.45  % (17543)Time elapsed: 0.003 s
% 0.10/0.45  % (17543)Instructions burned: 2 (million)
% 0.10/0.45  % (17543)------------------------------
% 0.10/0.45  % (17543)------------------------------
% 0.10/0.45  % (17550)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=75:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/75Mi)
% 0.10/0.45  % (17559)ott+10_1:1_kws=precedence:tgt=ground:i=482:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/482Mi)
% 0.10/0.45  TRYING [1]
% 0.10/0.45  TRYING [2]
% 0.10/0.46  % (17558)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)
% 0.10/0.47  % (17558)First to succeed.
% 0.10/0.47  % (17542)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.10/0.47  % (17542)Termination reason: Unknown
% 0.10/0.47  % (17542)Termination phase: Saturation
% 0.10/0.47  
% 0.10/0.47  % (17542)Memory used [KB]: 5628
% 0.10/0.47  % (17542)Time elapsed: 0.120 s
% 0.10/0.47  % (17542)Instructions burned: 7 (million)
% 0.10/0.47  % (17542)------------------------------
% 0.10/0.47  % (17542)------------------------------
% 0.10/0.47  TRYING [3]
% 0.10/0.48  % (17540)dis+34_1:32_abs=on:add=off:bsr=on:gsp=on:sp=weighted_frequency:i=48:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/48Mi)
% 0.10/0.49  % (17557)Also succeeded, but the first one will report.
% 0.10/0.49  % (17549)Also succeeded, but the first one will report.
% 0.10/0.49  % (17558)Refutation found. Thanks to Tanya!
% 0.10/0.49  % SZS status Theorem for theBenchmark
% 0.10/0.49  % SZS output start Proof for theBenchmark
% See solution above
% 0.10/0.49  % (17558)------------------------------
% 0.10/0.49  % (17558)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.10/0.49  % (17558)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.10/0.49  % (17558)Termination reason: Refutation
% 0.10/0.49  
% 0.10/0.49  % (17558)Memory used [KB]: 5628
% 0.10/0.49  % (17558)Time elapsed: 0.142 s
% 0.10/0.49  % (17558)Instructions burned: 9 (million)
% 0.10/0.49  % (17558)------------------------------
% 0.10/0.49  % (17558)------------------------------
% 0.10/0.49  % (17533)Success in time 0.225 s
%------------------------------------------------------------------------------