TSTP Solution File: SEV421_1 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : SEV421_1 : TPTP v8.1.0. Released v5.0.0.
% 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 : n020.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 18:35:21 EDT 2022

% Result   : Theorem 0.19s 0.49s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :   20
% Syntax   : Number of formulae    :   51 (   3 unt;  15 typ;   0 def)
%            Number of atoms       :  110 (  73 equ)
%            Maximal formula atoms :   12 (   3 avg)
%            Number of connectives :  121 (  47   ~;  36   |;  26   &)
%                                         (   6 <=>;   4  =>;   0  <=;   2 <~>)
%            Maximal formula depth :    9 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number arithmetic     :   41 (   0 atm;   0 fun;  32 num;   9 var)
%            Number of types       :    4 (   2 usr;   1 ari)
%            Number of type conns  :   14 (   9   >;   5   *;   0   +;   0  <<)
%            Number of predicates  :    6 (   4 usr;   3 prp; 0-2 aty)
%            Number of functors    :   12 (  11 usr;   5 con; 0-2 aty)
%            Number of variables   :   31 (  13   !;  18   ?;  31   :)

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

tff(type_def_6,type,
    element: $tType ).

tff(func_def_0,type,
    empty_set: set ).

tff(func_def_1,type,
    singleton: element > set ).

tff(func_def_2,type,
    intersection: ( set * set ) > set ).

tff(func_def_3,type,
    union: ( set * set ) > set ).

tff(func_def_4,type,
    difference: ( set * set ) > set ).

tff(func_def_5,type,
    complement: set > set ).

tff(func_def_6,type,
    cardinality: set > $int ).

tff(func_def_11,type,
    sK0: element ).

tff(func_def_12,type,
    sK1: $int ).

tff(func_def_13,type,
    sK2: set ).

tff(func_def_14,type,
    sK3: set > element ).

tff(pred_def_1,type,
    member: ( element * set ) > $o ).

tff(pred_def_2,type,
    subset: ( set * set ) > $o ).

tff(f120,plain,
    $false,
    inference(avatar_sat_refutation,[],[f105,f106,f114,f119]) ).

tff(f119,plain,
    ( ~ spl4_1
    | spl4_2 ),
    inference(avatar_contradiction_clause,[],[f118]) ).

tff(f118,plain,
    ( $false
    | ~ spl4_1
    | spl4_2 ),
    inference(subsumption_resolution,[],[f117,f103]) ).

tff(f103,plain,
    ( ( 0 != sK1 )
    | spl4_2 ),
    inference(avatar_component_clause,[],[f102]) ).

tff(f102,plain,
    ( spl4_2
  <=> ( 0 = sK1 ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl4_2])]) ).

tff(f117,plain,
    ( ( 0 = sK1 )
    | ~ spl4_1 ),
    inference(forward_demodulation,[],[f116,f94]) ).

tff(f94,plain,
    0 = cardinality(empty_set),
    inference(equality_resolution,[],[f70]) ).

tff(f70,plain,
    ! [X0: set] :
      ( ( cardinality(X0) = 0 )
      | ( empty_set != X0 ) ),
    inference(cnf_transformation,[],[f43]) ).

tff(f43,plain,
    ! [X0: set] :
      ( ( ( cardinality(X0) = 0 )
        | ( empty_set != X0 ) )
      & ( ( empty_set = X0 )
        | ( cardinality(X0) != 0 ) ) ),
    inference(nnf_transformation,[],[f8]) ).

tff(f8,axiom,
    ! [X0: set] :
      ( ( cardinality(X0) = 0 )
    <=> ( empty_set = X0 ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cardinality_empty_set) ).

tff(f116,plain,
    ( ( cardinality(empty_set) = sK1 )
    | ~ spl4_1 ),
    inference(forward_demodulation,[],[f65,f100]) ).

tff(f100,plain,
    ( ( empty_set = sK2 )
    | ~ spl4_1 ),
    inference(avatar_component_clause,[],[f98]) ).

tff(f98,plain,
    ( spl4_1
  <=> ( empty_set = sK2 ) ),
    introduced(avatar_definition,[new_symbols(naming,[spl4_1])]) ).

tff(f65,plain,
    cardinality(sK2) = sK1,
    inference(cnf_transformation,[],[f42]) ).

tff(f42,plain,
    ( ~ member(sK0,sK2)
    & ( ( empty_set != sK2 )
      | ( 0 != sK1 ) )
    & ( ( empty_set = sK2 )
      | ( 0 = sK1 ) )
    & ( cardinality(sK2) = sK1 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2])],[f40,f41]) ).

tff(f41,plain,
    ( ? [X0: element,X1: $int,X2: set] :
        ( ~ member(X0,X2)
        & ( ( empty_set != X2 )
          | ( 0 != X1 ) )
        & ( ( empty_set = X2 )
          | ( 0 = X1 ) )
        & ( cardinality(X2) = X1 ) )
   => ( ~ member(sK0,sK2)
      & ( ( empty_set != sK2 )
        | ( 0 != sK1 ) )
      & ( ( empty_set = sK2 )
        | ( 0 = sK1 ) )
      & ( cardinality(sK2) = sK1 ) ) ),
    introduced(choice_axiom,[]) ).

tff(f40,plain,
    ? [X0: element,X1: $int,X2: set] :
      ( ~ member(X0,X2)
      & ( ( empty_set != X2 )
        | ( 0 != X1 ) )
      & ( ( empty_set = X2 )
        | ( 0 = X1 ) )
      & ( cardinality(X2) = X1 ) ),
    inference(rectify,[],[f39]) ).

tff(f39,plain,
    ? [X0: element,X2: $int,X1: set] :
      ( ~ member(X0,X1)
      & ( ( empty_set != X1 )
        | ( 0 != X2 ) )
      & ( ( empty_set = X1 )
        | ( 0 = X2 ) )
      & ( cardinality(X1) = X2 ) ),
    inference(flattening,[],[f38]) ).

tff(f38,plain,
    ? [X0: element,X2: $int,X1: set] :
      ( ~ member(X0,X1)
      & ( ( empty_set != X1 )
        | ( 0 != X2 ) )
      & ( ( empty_set = X1 )
        | ( 0 = X2 ) )
      & ( cardinality(X1) = X2 ) ),
    inference(nnf_transformation,[],[f37]) ).

tff(f37,plain,
    ? [X0: element,X2: $int,X1: set] :
      ( ~ member(X0,X1)
      & ( ( 0 = X2 )
      <~> ( empty_set = X1 ) )
      & ( cardinality(X1) = X2 ) ),
    inference(flattening,[],[f36]) ).

tff(f36,plain,
    ? [X0: element,X2: $int,X1: set] :
      ( ( ( 0 = X2 )
      <~> ( empty_set = X1 ) )
      & ~ member(X0,X1)
      & ( cardinality(X1) = X2 ) ),
    inference(ennf_transformation,[],[f30]) ).

tff(f30,plain,
    ~ ! [X0: element,X2: $int,X1: set] :
        ( ( ~ member(X0,X1)
          & ( cardinality(X1) = X2 ) )
       => ( ( 0 = X2 )
        <=> ( empty_set = X1 ) ) ),
    inference(rectify,[],[f14]) ).

tff(f14,negated_conjecture,
    ~ ! [X1: element,X6: set,X7: $int] :
        ( ( ~ member(X1,X6)
          & ( cardinality(X6) = X7 ) )
       => ( ( 0 = X7 )
        <=> ( empty_set = X6 ) ) ),
    inference(negated_conjecture,[],[f13]) ).

tff(f13,conjecture,
    ! [X1: element,X6: set,X7: $int] :
      ( ( ~ member(X1,X6)
        & ( cardinality(X6) = X7 ) )
     => ( ( 0 = X7 )
      <=> ( empty_set = X6 ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',vc1) ).

tff(f114,plain,
    ( spl4_1
    | ~ spl4_2 ),
    inference(avatar_contradiction_clause,[],[f113]) ).

tff(f113,plain,
    ( $false
    | spl4_1
    | ~ spl4_2 ),
    inference(subsumption_resolution,[],[f111,f99]) ).

tff(f99,plain,
    ( ( empty_set != sK2 )
    | spl4_1 ),
    inference(avatar_component_clause,[],[f98]) ).

tff(f111,plain,
    ( ( empty_set = sK2 )
    | ~ spl4_2 ),
    inference(trivial_inequality_removal,[],[f110]) ).

tff(f110,plain,
    ( ( 0 != 0 )
    | ( empty_set = sK2 )
    | ~ spl4_2 ),
    inference(superposition,[],[f69,f107]) ).

tff(f107,plain,
    ( ( 0 = cardinality(sK2) )
    | ~ spl4_2 ),
    inference(forward_demodulation,[],[f65,f104]) ).

tff(f104,plain,
    ( ( 0 = sK1 )
    | ~ spl4_2 ),
    inference(avatar_component_clause,[],[f102]) ).

tff(f69,plain,
    ! [X0: set] :
      ( ( cardinality(X0) != 0 )
      | ( empty_set = X0 ) ),
    inference(cnf_transformation,[],[f43]) ).

tff(f106,plain,
    ( ~ spl4_1
    | ~ spl4_2 ),
    inference(avatar_split_clause,[],[f67,f102,f98]) ).

tff(f67,plain,
    ( ( 0 != sK1 )
    | ( empty_set != sK2 ) ),
    inference(cnf_transformation,[],[f42]) ).

tff(f105,plain,
    ( spl4_1
    | spl4_2 ),
    inference(avatar_split_clause,[],[f66,f102,f98]) ).

tff(f66,plain,
    ( ( 0 = sK1 )
    | ( empty_set = sK2 ) ),
    inference(cnf_transformation,[],[f42]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem    : SEV421=1 : TPTP v8.1.0. Released v5.0.0.
% 0.04/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.12/0.34  % Computer : n020.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   : Tue Aug 30 17:13:30 EDT 2022
% 0.12/0.34  % CPUTime    : 
% 0.19/0.47  % (3120)dis+32_1:1_bd=off:nm=4:sos=on:ss=included:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (3000ds/50Mi)
% 0.19/0.47  % (3111)dis+20_1:12_aac=none:acc=model:awrs=converge:fd=preordered:fsr=off:nicw=on:nwc=3.0:s2a=on:s2agt=16:spb=goal:to=lpo:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (3000ds/2Mi)
% 0.19/0.48  % (3120)First to succeed.
% 0.19/0.48  % (3111)Instruction limit reached!
% 0.19/0.48  % (3111)------------------------------
% 0.19/0.48  % (3111)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.48  % (3111)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.48  % (3111)Termination reason: Unknown
% 0.19/0.48  % (3111)Termination phase: Preprocessing 3
% 0.19/0.48  
% 0.19/0.48  % (3111)Memory used [KB]: 1023
% 0.19/0.48  % (3111)Time elapsed: 0.007 s
% 0.19/0.48  % (3111)Instructions burned: 2 (million)
% 0.19/0.48  % (3111)------------------------------
% 0.19/0.48  % (3111)------------------------------
% 0.19/0.49  % (3120)Refutation found. Thanks to Tanya!
% 0.19/0.49  % SZS status Theorem for theBenchmark
% 0.19/0.49  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.49  % (3120)------------------------------
% 0.19/0.49  % (3120)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.49  % (3120)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.49  % (3120)Termination reason: Refutation
% 0.19/0.49  
% 0.19/0.49  % (3120)Memory used [KB]: 5500
% 0.19/0.49  % (3120)Time elapsed: 0.076 s
% 0.19/0.49  % (3120)Instructions burned: 4 (million)
% 0.19/0.49  % (3120)------------------------------
% 0.19/0.49  % (3120)------------------------------
% 0.19/0.49  % (3093)Success in time 0.143 s
%------------------------------------------------------------------------------