TSTP Solution File: PUZ060+1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : PUZ060+1 : TPTP v8.1.0. Released v3.1.0.
% 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 : n021.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 18:11:57 EDT 2022

% Result   : Theorem 0.20s 0.49s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :    2
% Syntax   : Number of formulae    :   25 (  10 unt;   0 def)
%            Number of atoms       :  152 (   0 equ)
%            Maximal formula atoms :   28 (   6 avg)
%            Number of connectives :  177 (  50   ~;  39   |;  72   &)
%                                         (   0 <=>;  16  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   20 (   8 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    6 (   5 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   6 con; 0-0 aty)
%            Number of variables   :  108 (  81   !;  27   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f31,plain,
    $false,
    inference(subsumption_resolution,[],[f30,f27]) ).

fof(f27,plain,
    ~ food(sK2),
    inference(resolution,[],[f20,f24]) ).

fof(f24,plain,
    ~ likes(sK5,sK2),
    inference(literal_reordering,[],[f11]) ).

fof(f11,plain,
    ~ likes(sK5,sK2),
    inference(cnf_transformation,[],[f8]) ).

fof(f8,plain,
    ( ! [X6] :
        ( ~ eats(sK4,X6)
        | eats(sK3,X6) )
    & ! [X7] :
        ( food(X7)
        | ! [X8] :
            ( ~ not_killed_by(X8,X7)
            | ~ eats(X8,X7) ) )
    & food(sK1)
    & eats(sK4,sK2)
    & alive(sK4)
    & ! [X9] :
        ( ! [X10] : not_killed_by(X9,X10)
        | ~ alive(X9) )
    & ~ likes(sK5,sK2)
    & ! [X11] :
        ( likes(sK5,X11)
        | ~ food(X11) )
    & food(sK0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2,sK3,sK4,sK5])],[f6,f7]) ).

fof(f7,plain,
    ( ? [X0,X1,X2,X3,X4,X5] :
        ( ! [X6] :
            ( ~ eats(X4,X6)
            | eats(X3,X6) )
        & ! [X7] :
            ( food(X7)
            | ! [X8] :
                ( ~ not_killed_by(X8,X7)
                | ~ eats(X8,X7) ) )
        & food(X1)
        & eats(X4,X2)
        & alive(X4)
        & ! [X9] :
            ( ! [X10] : not_killed_by(X9,X10)
            | ~ alive(X9) )
        & ~ likes(X5,X2)
        & ! [X11] :
            ( likes(X5,X11)
            | ~ food(X11) )
        & food(X0) )
   => ( ! [X6] :
          ( ~ eats(sK4,X6)
          | eats(sK3,X6) )
      & ! [X7] :
          ( food(X7)
          | ! [X8] :
              ( ~ not_killed_by(X8,X7)
              | ~ eats(X8,X7) ) )
      & food(sK1)
      & eats(sK4,sK2)
      & alive(sK4)
      & ! [X9] :
          ( ! [X10] : not_killed_by(X9,X10)
          | ~ alive(X9) )
      & ~ likes(sK5,sK2)
      & ! [X11] :
          ( likes(sK5,X11)
          | ~ food(X11) )
      & food(sK0) ) ),
    introduced(choice_axiom,[]) ).

fof(f6,plain,
    ? [X0,X1,X2,X3,X4,X5] :
      ( ! [X6] :
          ( ~ eats(X4,X6)
          | eats(X3,X6) )
      & ! [X7] :
          ( food(X7)
          | ! [X8] :
              ( ~ not_killed_by(X8,X7)
              | ~ eats(X8,X7) ) )
      & food(X1)
      & eats(X4,X2)
      & alive(X4)
      & ! [X9] :
          ( ! [X10] : not_killed_by(X9,X10)
          | ~ alive(X9) )
      & ~ likes(X5,X2)
      & ! [X11] :
          ( likes(X5,X11)
          | ~ food(X11) )
      & food(X0) ),
    inference(rectify,[],[f5]) ).

fof(f5,plain,
    ? [X3,X0,X2,X4,X1,X5] :
      ( ! [X6] :
          ( ~ eats(X1,X6)
          | eats(X4,X6) )
      & ! [X10] :
          ( food(X10)
          | ! [X11] :
              ( ~ not_killed_by(X11,X10)
              | ~ eats(X11,X10) ) )
      & food(X0)
      & eats(X1,X2)
      & alive(X1)
      & ! [X7] :
          ( ! [X8] : not_killed_by(X7,X8)
          | ~ alive(X7) )
      & ~ likes(X5,X2)
      & ! [X9] :
          ( likes(X5,X9)
          | ~ food(X9) )
      & food(X3) ),
    inference(flattening,[],[f4]) ).

fof(f4,plain,
    ? [X5,X1,X4,X2,X0,X3] :
      ( ~ likes(X5,X2)
      & ! [X6] :
          ( ~ eats(X1,X6)
          | eats(X4,X6) )
      & eats(X1,X2)
      & food(X0)
      & alive(X1)
      & food(X3)
      & ! [X9] :
          ( likes(X5,X9)
          | ~ food(X9) )
      & ! [X7] :
          ( ! [X8] : not_killed_by(X7,X8)
          | ~ alive(X7) )
      & ! [X10] :
          ( food(X10)
          | ! [X11] :
              ( ~ not_killed_by(X11,X10)
              | ~ eats(X11,X10) ) ) ),
    inference(ennf_transformation,[],[f3]) ).

fof(f3,plain,
    ~ ! [X5,X1,X4,X2,X0,X3] :
        ( ( ! [X6] :
              ( eats(X1,X6)
             => eats(X4,X6) )
          & eats(X1,X2)
          & food(X0)
          & alive(X1)
          & food(X3)
          & ! [X9] :
              ( food(X9)
             => likes(X5,X9) )
          & ! [X7] :
              ( alive(X7)
             => ! [X8] : not_killed_by(X7,X8) )
          & ! [X10] :
              ( ? [X11] :
                  ( eats(X11,X10)
                  & not_killed_by(X11,X10) )
             => food(X10) ) )
       => likes(X5,X2) ),
    inference(rectify,[],[f2]) ).

fof(f2,negated_conjecture,
    ~ ! [X5,X2,X0,X4,X3,X1] :
        ( ( food(X5)
          & ! [X6] :
              ( eats(X2,X6)
             => eats(X3,X6) )
          & ! [X7] :
              ( alive(X7)
             => ! [X6] : not_killed_by(X7,X6) )
          & food(X4)
          & ! [X6] :
              ( food(X6)
             => likes(X1,X6) )
          & eats(X2,X0)
          & ! [X6] :
              ( ? [X7] :
                  ( eats(X7,X6)
                  & not_killed_by(X7,X6) )
             => food(X6) )
          & alive(X2) )
       => likes(X1,X0) ),
    inference(negated_conjecture,[],[f1]) ).

fof(f1,conjecture,
    ! [X5,X2,X0,X4,X3,X1] :
      ( ( food(X5)
        & ! [X6] :
            ( eats(X2,X6)
           => eats(X3,X6) )
        & ! [X7] :
            ( alive(X7)
           => ! [X6] : not_killed_by(X7,X6) )
        & food(X4)
        & ! [X6] :
            ( food(X6)
           => likes(X1,X6) )
        & eats(X2,X0)
        & ! [X6] :
            ( ? [X7] :
                ( eats(X7,X6)
                & not_killed_by(X7,X6) )
           => food(X6) )
        & alive(X2) )
     => likes(X1,X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this) ).

fof(f20,plain,
    ! [X11] :
      ( likes(sK5,X11)
      | ~ food(X11) ),
    inference(literal_reordering,[],[f10]) ).

fof(f10,plain,
    ! [X11] :
      ( likes(sK5,X11)
      | ~ food(X11) ),
    inference(cnf_transformation,[],[f8]) ).

fof(f30,plain,
    food(sK2),
    inference(resolution,[],[f29,f22]) ).

fof(f22,plain,
    eats(sK4,sK2),
    inference(literal_reordering,[],[f14]) ).

fof(f14,plain,
    eats(sK4,sK2),
    inference(cnf_transformation,[],[f8]) ).

fof(f29,plain,
    ! [X0] :
      ( ~ eats(sK4,X0)
      | food(X0) ),
    inference(resolution,[],[f28,f23]) ).

fof(f23,plain,
    ! [X8,X7] :
      ( ~ not_killed_by(X8,X7)
      | ~ eats(X8,X7)
      | food(X7) ),
    inference(literal_reordering,[],[f16]) ).

fof(f16,plain,
    ! [X8,X7] :
      ( food(X7)
      | ~ eats(X8,X7)
      | ~ not_killed_by(X8,X7) ),
    inference(cnf_transformation,[],[f8]) ).

fof(f28,plain,
    ! [X0] : not_killed_by(sK4,X0),
    inference(resolution,[],[f21,f18]) ).

fof(f18,plain,
    alive(sK4),
    inference(literal_reordering,[],[f13]) ).

fof(f13,plain,
    alive(sK4),
    inference(cnf_transformation,[],[f8]) ).

fof(f21,plain,
    ! [X10,X9] :
      ( ~ alive(X9)
      | not_killed_by(X9,X10) ),
    inference(literal_reordering,[],[f12]) ).

fof(f12,plain,
    ! [X10,X9] :
      ( ~ alive(X9)
      | not_killed_by(X9,X10) ),
    inference(cnf_transformation,[],[f8]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem    : PUZ060+1 : TPTP v8.1.0. Released v3.1.0.
% 0.06/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.14/0.34  % Computer : n021.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit   : 300
% 0.14/0.34  % WCLimit    : 300
% 0.14/0.34  % DateTime   : Tue Aug 30 10:42:41 EDT 2022
% 0.14/0.34  % CPUTime    : 
% 0.20/0.48  % (2337)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)
% 0.20/0.49  % (2328)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)
% 0.20/0.49  % (2337)First to succeed.
% 0.20/0.49  Detected maximum model sizes of [6]
% 0.20/0.49  TRYING [1]
% 0.20/0.49  TRYING [2]
% 0.20/0.49  % (2328)Also succeeded, but the first one will report.
% 0.20/0.49  % (2337)Refutation found. Thanks to Tanya!
% 0.20/0.49  % SZS status Theorem for theBenchmark
% 0.20/0.49  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.49  % (2337)------------------------------
% 0.20/0.49  % (2337)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.49  % (2337)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.49  % (2337)Termination reason: Refutation
% 0.20/0.49  
% 0.20/0.49  % (2337)Memory used [KB]: 5628
% 0.20/0.49  % (2337)Time elapsed: 0.008 s
% 0.20/0.49  % (2337)Instructions burned: 3 (million)
% 0.20/0.49  % (2337)------------------------------
% 0.20/0.49  % (2337)------------------------------
% 0.20/0.49  % (2321)Success in time 0.143 s
%------------------------------------------------------------------------------