TSTP Solution File: SYO894_8 by SnakeForV-SAT---1.0

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%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SYO894_8 : TPTP v8.2.0. Released v8.2.0.
% 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 : n003.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 : Mon May 22 15:45:52 EDT 2023

% Result   : Theorem 0.20s 0.47s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :   14
% Syntax   : Number of formulae    :   42 (   1 unt;   6 typ;   0 def)
%            Number of atoms       :  129 (   0 equ)
%            Maximal formula atoms :   10 (   3 avg)
%            Number of connectives :  156 (  63   ~;  54   |;  21   &)
%                                         (   8 <=>;   8  =>;   0  <=;   2 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of types       :    2 (   1 usr)
%            Number of type conns  :    3 (   2   >;   1   *;   0   +;   0  <<)
%            Number of predicates  :    8 (   7 usr;   6 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   3 con; 0-0 aty)
%            Number of variables   :   28 (;  19   !;   9   ?;  28   :)

% Comments : 
%------------------------------------------------------------------------------
tff(type_def_5,type,
    '$ki_world': $tType ).

tff(func_def_0,type,
    '$ki_local_world': '$ki_world' ).

tff(func_def_1,type,
    sK0: '$ki_world' ).

tff(func_def_2,type,
    sK1: '$ki_world' ).

tff(pred_def_1,type,
    '$ki_accessible': ( '$ki_world' * '$ki_world' ) > $o ).

tff(pred_def_2,type,
    p: '$ki_world' > $o ).

tff(f51,plain,
    $false,
    inference(avatar_sat_refutation,[],[f24,f42,f43,f45,f46,f48,f50]) ).

tff(f50,plain,
    ( ~ spl2_1
    | ~ spl2_3
    | ~ spl2_5 ),
    inference(avatar_contradiction_clause,[],[f49]) ).

tff(f49,plain,
    ( $false
    | ~ spl2_1
    | ~ spl2_3
    | ~ spl2_5 ),
    inference(unit_resulting_resolution,[],[f41,f32,f23]) ).

tff(f23,plain,
    ( ! [X2: '$ki_world'] :
        ( ~ '$ki_accessible'('$ki_local_world',X2)
        | ~ p(X2) )
    | ~ spl2_1 ),
    inference(avatar_component_clause,[],[f22]) ).

tff(f22,plain,
    ( spl2_1
  <=> ! [X2: '$ki_world'] :
        ( ~ p(X2)
        | ~ '$ki_accessible'('$ki_local_world',X2) ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl2_1])]) ).

tff(f32,plain,
    ( '$ki_accessible'('$ki_local_world',sK1)
    | ~ spl2_3 ),
    inference(avatar_component_clause,[],[f30]) ).

tff(f30,plain,
    ( spl2_3
  <=> '$ki_accessible'('$ki_local_world',sK1) ),
    introduced(avatar_definition,[new_symbols(naming,[spl2_3])]) ).

tff(f41,plain,
    ( p(sK1)
    | ~ spl2_5 ),
    inference(avatar_component_clause,[],[f39]) ).

tff(f39,plain,
    ( spl2_5
  <=> p(sK1) ),
    introduced(avatar_definition,[new_symbols(naming,[spl2_5])]) ).

tff(f48,plain,
    ( ~ spl2_1
    | ~ spl2_2
    | ~ spl2_4 ),
    inference(avatar_contradiction_clause,[],[f47]) ).

tff(f47,plain,
    ( $false
    | ~ spl2_1
    | ~ spl2_2
    | ~ spl2_4 ),
    inference(unit_resulting_resolution,[],[f28,f37,f23]) ).

tff(f37,plain,
    ( '$ki_accessible'('$ki_local_world',sK0)
    | ~ spl2_4 ),
    inference(avatar_component_clause,[],[f35]) ).

tff(f35,plain,
    ( spl2_4
  <=> '$ki_accessible'('$ki_local_world',sK0) ),
    introduced(avatar_definition,[new_symbols(naming,[spl2_4])]) ).

tff(f28,plain,
    ( p(sK0)
    | ~ spl2_2 ),
    inference(avatar_component_clause,[],[f26]) ).

tff(f26,plain,
    ( spl2_2
  <=> p(sK0) ),
    introduced(avatar_definition,[new_symbols(naming,[spl2_2])]) ).

tff(f46,plain,
    ( spl2_5
    | spl2_2 ),
    inference(avatar_split_clause,[],[f17,f26,f39]) ).

tff(f17,plain,
    ( p(sK0)
    | p(sK1) ),
    inference(cnf_transformation,[],[f11]) ).

tff(f11,plain,
    ( ( ( '$ki_accessible'('$ki_local_world',sK0)
        & p(sK0)
        & p(sK0) )
      | ( p(sK1)
        & '$ki_accessible'('$ki_local_world',sK1) ) )
    & ( ! [X2: '$ki_world'] :
          ( ~ '$ki_accessible'('$ki_local_world',X2)
          | ~ p(X2)
          | ~ p(X2) )
      | ! [X3: '$ki_world'] :
          ( ~ p(X3)
          | ~ '$ki_accessible'('$ki_local_world',X3) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1])],[f8,f10,f9]) ).

tff(f9,plain,
    ( ? [X0: '$ki_world'] :
        ( '$ki_accessible'('$ki_local_world',X0)
        & p(X0)
        & p(X0) )
   => ( '$ki_accessible'('$ki_local_world',sK0)
      & p(sK0)
      & p(sK0) ) ),
    introduced(choice_axiom,[]) ).

tff(f10,plain,
    ( ? [X1: '$ki_world'] :
        ( p(X1)
        & '$ki_accessible'('$ki_local_world',X1) )
   => ( p(sK1)
      & '$ki_accessible'('$ki_local_world',sK1) ) ),
    introduced(choice_axiom,[]) ).

tff(f8,plain,
    ( ( ? [X0: '$ki_world'] :
          ( '$ki_accessible'('$ki_local_world',X0)
          & p(X0)
          & p(X0) )
      | ? [X1: '$ki_world'] :
          ( p(X1)
          & '$ki_accessible'('$ki_local_world',X1) ) )
    & ( ! [X2: '$ki_world'] :
          ( ~ '$ki_accessible'('$ki_local_world',X2)
          | ~ p(X2)
          | ~ p(X2) )
      | ! [X3: '$ki_world'] :
          ( ~ p(X3)
          | ~ '$ki_accessible'('$ki_local_world',X3) ) ) ),
    inference(rectify,[],[f7]) ).

tff(f7,plain,
    ( ( ? [X0: '$ki_world'] :
          ( '$ki_accessible'('$ki_local_world',X0)
          & p(X0)
          & p(X0) )
      | ? [X1: '$ki_world'] :
          ( p(X1)
          & '$ki_accessible'('$ki_local_world',X1) ) )
    & ( ! [X0: '$ki_world'] :
          ( ~ '$ki_accessible'('$ki_local_world',X0)
          | ~ p(X0)
          | ~ p(X0) )
      | ! [X1: '$ki_world'] :
          ( ~ p(X1)
          | ~ '$ki_accessible'('$ki_local_world',X1) ) ) ),
    inference(nnf_transformation,[],[f6]) ).

tff(f6,plain,
    ( ! [X1: '$ki_world'] :
        ( ~ p(X1)
        | ~ '$ki_accessible'('$ki_local_world',X1) )
  <~> ! [X0: '$ki_world'] :
        ( ~ '$ki_accessible'('$ki_local_world',X0)
        | ~ p(X0)
        | ~ p(X0) ) ),
    inference(flattening,[],[f5]) ).

tff(f5,plain,
    ( ! [X0: '$ki_world'] :
        ( ~ p(X0)
        | ~ p(X0)
        | ~ '$ki_accessible'('$ki_local_world',X0) )
  <~> ! [X1: '$ki_world'] :
        ( ~ p(X1)
        | ~ '$ki_accessible'('$ki_local_world',X1) ) ),
    inference(ennf_transformation,[],[f4]) ).

tff(f4,plain,
    ~ ( ! [X0: '$ki_world'] :
          ( '$ki_accessible'('$ki_local_world',X0)
         => ( p(X0)
           => ~ p(X0) ) )
    <=> ~ ? [X1: '$ki_world'] :
            ( '$ki_accessible'('$ki_local_world',X1)
            & p(X1) ) ),
    inference(rectify,[],[f3]) ).

tff(f3,negated_conjecture,
    ~ ( ! [X0: '$ki_world'] :
          ( '$ki_accessible'('$ki_local_world',X0)
         => ( p(X0)
           => ~ p(X0) ) )
    <=> ~ ? [X0: '$ki_world'] :
            ( p(X0)
            & '$ki_accessible'('$ki_local_world',X0) ) ),
    inference(negated_conjecture,[],[f2]) ).

tff(f2,conjecture,
    ( ! [X0: '$ki_world'] :
        ( '$ki_accessible'('$ki_local_world',X0)
       => ( p(X0)
         => ~ p(X0) ) )
  <=> ~ ? [X0: '$ki_world'] :
          ( p(X0)
          & '$ki_accessible'('$ki_local_world',X0) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',verify) ).

tff(f45,plain,
    ( spl2_3
    | spl2_2 ),
    inference(avatar_split_clause,[],[f14,f26,f30]) ).

tff(f14,plain,
    ( p(sK0)
    | '$ki_accessible'('$ki_local_world',sK1) ),
    inference(cnf_transformation,[],[f11]) ).

tff(f43,plain,
    ( spl2_4
    | spl2_3 ),
    inference(avatar_split_clause,[],[f18,f30,f35]) ).

tff(f18,plain,
    ( '$ki_accessible'('$ki_local_world',sK1)
    | '$ki_accessible'('$ki_local_world',sK0) ),
    inference(cnf_transformation,[],[f11]) ).

tff(f42,plain,
    ( spl2_4
    | spl2_5 ),
    inference(avatar_split_clause,[],[f19,f39,f35]) ).

tff(f19,plain,
    ( p(sK1)
    | '$ki_accessible'('$ki_local_world',sK0) ),
    inference(cnf_transformation,[],[f11]) ).

tff(f24,plain,
    ( spl2_1
    | spl2_1 ),
    inference(avatar_split_clause,[],[f20,f22,f22]) ).

tff(f20,plain,
    ! [X2: '$ki_world',X3: '$ki_world'] :
      ( ~ p(X3)
      | ~ '$ki_accessible'('$ki_local_world',X3)
      | ~ p(X2)
      | ~ '$ki_accessible'('$ki_local_world',X2) ),
    inference(duplicate_literal_removal,[],[f13]) ).

tff(f13,plain,
    ! [X2: '$ki_world',X3: '$ki_world'] :
      ( ~ p(X2)
      | ~ '$ki_accessible'('$ki_local_world',X3)
      | ~ '$ki_accessible'('$ki_local_world',X2)
      | ~ p(X2)
      | ~ p(X3) ),
    inference(cnf_transformation,[],[f11]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem    : SYO894_8 : TPTP v8.2.0. Released v8.2.0.
% 0.04/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.12/0.34  % Computer : n003.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit   : 300
% 0.12/0.34  % WCLimit    : 300
% 0.12/0.34  % DateTime   : Mon May 22 13:13:33 EDT 2023
% 0.12/0.34  % CPUTime    : 
% 0.20/0.47  % (23990)ott+10_1:32_abs=on:br=off:urr=ec_only:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (3000ds/50Mi)
% 0.20/0.47  % (23990)First to succeed.
% 0.20/0.47  % (23990)Refutation found. Thanks to Tanya!
% 0.20/0.47  % SZS status Theorem for theBenchmark
% 0.20/0.47  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.47  % (23990)------------------------------
% 0.20/0.47  % (23990)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.47  % (23990)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.47  % (23990)Termination reason: Refutation
% 0.20/0.47  
% 0.20/0.47  % (23990)Memory used [KB]: 5373
% 0.20/0.47  % (23990)Time elapsed: 0.084 s
% 0.20/0.47  % (23990)Instructions burned: 1 (million)
% 0.20/0.47  % (23990)------------------------------
% 0.20/0.47  % (23990)------------------------------
% 0.20/0.47  % (23986)Success in time 0.125 s
%------------------------------------------------------------------------------