TSTP Solution File: PUZ061+1 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : PUZ061+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_uns --cores 0 -t %d %s

% Computer : n002.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 18:10:59 EDT 2022

% Result   : Theorem 0.20s 0.50s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   27 (   7 unt;   0 def)
%            Number of atoms       :  186 (   0 equ)
%            Maximal formula atoms :   34 (   6 avg)
%            Number of connectives :  223 (  64   ~;  54   |;  84   &)
%                                         (   2 <=>;  19  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   21 (   8 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    8 (   7 usr;   3 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   6 con; 0-0 aty)
%            Number of variables   :  121 (  94   !;  27   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f54,plain,
    $false,
    inference(avatar_sat_refutation,[],[f39,f51,f53]) ).

fof(f53,plain,
    ~ spl6_4,
    inference(avatar_contradiction_clause,[],[f52]) ).

fof(f52,plain,
    ( $false
    | ~ spl6_4 ),
    inference(resolution,[],[f38,f19]) ).

fof(f19,plain,
    ~ food(sK4),
    inference(resolution,[],[f15,f10]) ).

fof(f10,plain,
    ~ likes(sK3,sK4),
    inference(cnf_transformation,[],[f8]) ).

fof(f8,plain,
    ( eats(sK1,sK4)
    & alive(sK1)
    & ! [X6,X7] :
        ( likes(X6,X7)
        | ~ alive(X6)
        | ~ eats(X6,sK2) )
    & ! [X8] :
        ( ~ food(X8)
        | likes(sK3,X8) )
    & ! [X9] :
        ( eats(sK0,X9)
        | ~ eats(sK1,X9) )
    & food(sK2)
    & ! [X10] :
        ( ! [X11] :
            ( ~ eats(X11,X10)
            | ~ not_killed_by(X11,X10) )
        | food(X10) )
    & ! [X12] :
        ( ~ alive(X12)
        | ! [X13] : not_killed_by(X12,X13) )
    & ~ likes(sK3,sK4)
    & food(sK5) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2,sK3,sK4,sK5])],[f6,f7]) ).

fof(f7,plain,
    ( ? [X0,X1,X2,X3,X4,X5] :
        ( eats(X1,X4)
        & alive(X1)
        & ! [X6,X7] :
            ( likes(X6,X7)
            | ~ alive(X6)
            | ~ eats(X6,X2) )
        & ! [X8] :
            ( ~ food(X8)
            | likes(X3,X8) )
        & ! [X9] :
            ( eats(X0,X9)
            | ~ eats(X1,X9) )
        & food(X2)
        & ! [X10] :
            ( ! [X11] :
                ( ~ eats(X11,X10)
                | ~ not_killed_by(X11,X10) )
            | food(X10) )
        & ! [X12] :
            ( ~ alive(X12)
            | ! [X13] : not_killed_by(X12,X13) )
        & ~ likes(X3,X4)
        & food(X5) )
   => ( eats(sK1,sK4)
      & alive(sK1)
      & ! [X7,X6] :
          ( likes(X6,X7)
          | ~ alive(X6)
          | ~ eats(X6,sK2) )
      & ! [X8] :
          ( ~ food(X8)
          | likes(sK3,X8) )
      & ! [X9] :
          ( eats(sK0,X9)
          | ~ eats(sK1,X9) )
      & food(sK2)
      & ! [X10] :
          ( ! [X11] :
              ( ~ eats(X11,X10)
              | ~ not_killed_by(X11,X10) )
          | food(X10) )
      & ! [X12] :
          ( ~ alive(X12)
          | ! [X13] : not_killed_by(X12,X13) )
      & ~ likes(sK3,sK4)
      & food(sK5) ) ),
    introduced(choice_axiom,[]) ).

fof(f6,plain,
    ? [X0,X1,X2,X3,X4,X5] :
      ( eats(X1,X4)
      & alive(X1)
      & ! [X6,X7] :
          ( likes(X6,X7)
          | ~ alive(X6)
          | ~ eats(X6,X2) )
      & ! [X8] :
          ( ~ food(X8)
          | likes(X3,X8) )
      & ! [X9] :
          ( eats(X0,X9)
          | ~ eats(X1,X9) )
      & food(X2)
      & ! [X10] :
          ( ! [X11] :
              ( ~ eats(X11,X10)
              | ~ not_killed_by(X11,X10) )
          | food(X10) )
      & ! [X12] :
          ( ~ alive(X12)
          | ! [X13] : not_killed_by(X12,X13) )
      & ~ likes(X3,X4)
      & food(X5) ),
    inference(rectify,[],[f5]) ).

fof(f5,plain,
    ? [X1,X0,X4,X5,X3,X2] :
      ( eats(X0,X3)
      & alive(X0)
      & ! [X13,X12] :
          ( likes(X13,X12)
          | ~ alive(X13)
          | ~ eats(X13,X4) )
      & ! [X6] :
          ( ~ food(X6)
          | likes(X5,X6) )
      & ! [X7] :
          ( eats(X1,X7)
          | ~ eats(X0,X7) )
      & food(X4)
      & ! [X10] :
          ( ! [X11] :
              ( ~ eats(X11,X10)
              | ~ not_killed_by(X11,X10) )
          | food(X10) )
      & ! [X8] :
          ( ~ alive(X8)
          | ! [X9] : not_killed_by(X8,X9) )
      & ~ likes(X5,X3)
      & food(X2) ),
    inference(flattening,[],[f4]) ).

fof(f4,plain,
    ? [X5,X1,X4,X2,X0,X3] :
      ( ~ likes(X5,X3)
      & ! [X7] :
          ( eats(X1,X7)
          | ~ eats(X0,X7) )
      & ! [X8] :
          ( ~ alive(X8)
          | ! [X9] : not_killed_by(X8,X9) )
      & ! [X6] :
          ( ~ food(X6)
          | likes(X5,X6) )
      & food(X4)
      & food(X2)
      & ! [X10] :
          ( ! [X11] :
              ( ~ eats(X11,X10)
              | ~ not_killed_by(X11,X10) )
          | food(X10) )
      & alive(X0)
      & ! [X13,X12] :
          ( likes(X13,X12)
          | ~ eats(X13,X4)
          | ~ alive(X13) )
      & eats(X0,X3) ),
    inference(ennf_transformation,[],[f3]) ).

fof(f3,plain,
    ~ ! [X5,X1,X4,X2,X0,X3] :
        ( ( ! [X7] :
              ( eats(X0,X7)
             => eats(X1,X7) )
          & ! [X8] :
              ( alive(X8)
             => ! [X9] : not_killed_by(X8,X9) )
          & ! [X6] :
              ( food(X6)
             => likes(X5,X6) )
          & food(X4)
          & food(X2)
          & ! [X10] :
              ( ? [X11] :
                  ( not_killed_by(X11,X10)
                  & eats(X11,X10) )
             => food(X10) )
          & alive(X0)
          & ! [X13,X12] :
              ( ( eats(X13,X4)
                & alive(X13) )
             => likes(X13,X12) )
          & eats(X0,X3) )
       => likes(X5,X3) ),
    inference(rectify,[],[f2]) ).

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

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

fof(f15,plain,
    ! [X8] :
      ( likes(sK3,X8)
      | ~ food(X8) ),
    inference(cnf_transformation,[],[f8]) ).

fof(f38,plain,
    ( food(sK4)
    | ~ spl6_4 ),
    inference(avatar_component_clause,[],[f36]) ).

fof(f36,plain,
    ( spl6_4
  <=> food(sK4) ),
    introduced(avatar_definition,[new_symbols(naming,[spl6_4])]) ).

fof(f51,plain,
    spl6_3,
    inference(avatar_contradiction_clause,[],[f50]) ).

fof(f50,plain,
    ( $false
    | spl6_3 ),
    inference(resolution,[],[f34,f17]) ).

fof(f17,plain,
    alive(sK1),
    inference(cnf_transformation,[],[f8]) ).

fof(f34,plain,
    ( ~ alive(sK1)
    | spl6_3 ),
    inference(avatar_component_clause,[],[f32]) ).

fof(f32,plain,
    ( spl6_3
  <=> alive(sK1) ),
    introduced(avatar_definition,[new_symbols(naming,[spl6_3])]) ).

fof(f39,plain,
    ( ~ spl6_3
    | spl6_4 ),
    inference(avatar_split_clause,[],[f21,f36,f32]) ).

fof(f21,plain,
    ( food(sK4)
    | ~ alive(sK1) ),
    inference(resolution,[],[f20,f18]) ).

fof(f18,plain,
    eats(sK1,sK4),
    inference(cnf_transformation,[],[f8]) ).

fof(f20,plain,
    ! [X0,X1] :
      ( ~ eats(X0,X1)
      | food(X1)
      | ~ alive(X0) ),
    inference(resolution,[],[f12,f11]) ).

fof(f11,plain,
    ! [X12,X13] :
      ( not_killed_by(X12,X13)
      | ~ alive(X12) ),
    inference(cnf_transformation,[],[f8]) ).

fof(f12,plain,
    ! [X10,X11] :
      ( ~ not_killed_by(X11,X10)
      | ~ eats(X11,X10)
      | food(X10) ),
    inference(cnf_transformation,[],[f8]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : PUZ061+1 : TPTP v8.1.0. Released v3.1.0.
% 0.07/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.13/0.34  % Computer : n002.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit   : 300
% 0.13/0.34  % WCLimit    : 300
% 0.13/0.34  % DateTime   : Tue Aug 30 10:58:29 EDT 2022
% 0.13/0.34  % CPUTime    : 
% 0.20/0.49  % (21537)dis-10_3:2_amm=sco:ep=RS:fsr=off:nm=10:sd=2:sos=on:ss=axioms:st=3.0:i=11:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/11Mi)
% 0.20/0.50  % (21529)lrs+10_1:2_br=off:nm=4:ss=included:urr=on:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.20/0.50  % (21537)First to succeed.
% 0.20/0.50  % (21537)Refutation found. Thanks to Tanya!
% 0.20/0.50  % SZS status Theorem for theBenchmark
% 0.20/0.50  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.50  % (21537)------------------------------
% 0.20/0.50  % (21537)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.50  % (21537)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.50  % (21537)Termination reason: Refutation
% 0.20/0.50  
% 0.20/0.50  % (21537)Memory used [KB]: 5884
% 0.20/0.50  % (21537)Time elapsed: 0.086 s
% 0.20/0.50  % (21537)Instructions burned: 2 (million)
% 0.20/0.50  % (21537)------------------------------
% 0.20/0.50  % (21537)------------------------------
% 0.20/0.50  % (21517)Success in time 0.153 s
%------------------------------------------------------------------------------