TSTP Solution File: SET763+4 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : SET763+4 : TPTP v8.1.0. Bugfixed v2.2.1.
% 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 : n019.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 18:22:09 EDT 2022

% Result   : Theorem 0.20s 0.53s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   15
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   66 (  13 unt;   0 def)
%            Number of atoms       :  247 (   7 equ)
%            Maximal formula atoms :   10 (   3 avg)
%            Number of connectives :  275 (  94   ~;  80   |;  74   &)
%                                         (   9 <=>;  18  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   15 (   6 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    9 (   7 usr;   3 prp; 0-3 aty)
%            Number of functors    :    9 (   9 usr;   5 con; 0-3 aty)
%            Number of variables   :  169 ( 138   !;  31   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f198,plain,
    $false,
    inference(avatar_sat_refutation,[],[f87,f99,f197]) ).

fof(f197,plain,
    spl8_2,
    inference(avatar_contradiction_clause,[],[f193]) ).

fof(f193,plain,
    ( $false
    | spl8_2 ),
    inference(resolution,[],[f191,f106]) ).

fof(f106,plain,
    ( member(sK4(empty_set,sK1),sK1)
    | spl8_2 ),
    inference(resolution,[],[f86,f63]) ).

fof(f63,plain,
    ! [X0,X1] :
      ( subset(X1,X0)
      | member(sK4(X0,X1),X1) ),
    inference(cnf_transformation,[],[f47]) ).

fof(f47,plain,
    ! [X0,X1] :
      ( ( ! [X2] :
            ( ~ member(X2,X1)
            | member(X2,X0) )
        | ~ subset(X1,X0) )
      & ( subset(X1,X0)
        | ( member(sK4(X0,X1),X1)
          & ~ member(sK4(X0,X1),X0) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK4])],[f45,f46]) ).

fof(f46,plain,
    ! [X0,X1] :
      ( ? [X3] :
          ( member(X3,X1)
          & ~ member(X3,X0) )
     => ( member(sK4(X0,X1),X1)
        & ~ member(sK4(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f45,plain,
    ! [X0,X1] :
      ( ( ! [X2] :
            ( ~ member(X2,X1)
            | member(X2,X0) )
        | ~ subset(X1,X0) )
      & ( subset(X1,X0)
        | ? [X3] :
            ( member(X3,X1)
            & ~ member(X3,X0) ) ) ),
    inference(rectify,[],[f44]) ).

fof(f44,plain,
    ! [X1,X0] :
      ( ( ! [X2] :
            ( ~ member(X2,X0)
            | member(X2,X1) )
        | ~ subset(X0,X1) )
      & ( subset(X0,X1)
        | ? [X2] :
            ( member(X2,X0)
            & ~ member(X2,X1) ) ) ),
    inference(nnf_transformation,[],[f36]) ).

fof(f36,plain,
    ! [X1,X0] :
      ( ! [X2] :
          ( ~ member(X2,X0)
          | member(X2,X1) )
    <=> subset(X0,X1) ),
    inference(ennf_transformation,[],[f1]) ).

fof(f1,axiom,
    ! [X0,X1] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( member(X2,X0)
         => member(X2,X1) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subset) ).

fof(f86,plain,
    ( ~ subset(sK1,empty_set)
    | spl8_2 ),
    inference(avatar_component_clause,[],[f84]) ).

fof(f84,plain,
    ( spl8_2
  <=> subset(sK1,empty_set) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_2])]) ).

fof(f191,plain,
    ! [X0] : ~ member(X0,sK1),
    inference(subsumption_resolution,[],[f177,f88]) ).

fof(f88,plain,
    ! [X0] :
      ( ~ member(X0,sK1)
      | member(X0,sK3) ),
    inference(resolution,[],[f61,f64]) ).

fof(f64,plain,
    ! [X2,X0,X1] :
      ( member(X2,X0)
      | ~ subset(X1,X0)
      | ~ member(X2,X1) ),
    inference(cnf_transformation,[],[f47]) ).

fof(f61,plain,
    subset(sK1,sK3),
    inference(cnf_transformation,[],[f43]) ).

fof(f43,plain,
    ( subset(sK1,sK3)
    & ~ equal_set(sK1,empty_set)
    & maps(sK2,sK3,sK0)
    & equal_set(image2(sK2,sK1),empty_set) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2,sK3])],[f41,f42]) ).

fof(f42,plain,
    ( ? [X0,X1,X2,X3] :
        ( subset(X1,X3)
        & ~ equal_set(X1,empty_set)
        & maps(X2,X3,X0)
        & equal_set(image2(X2,X1),empty_set) )
   => ( subset(sK1,sK3)
      & ~ equal_set(sK1,empty_set)
      & maps(sK2,sK3,sK0)
      & equal_set(image2(sK2,sK1),empty_set) ) ),
    introduced(choice_axiom,[]) ).

fof(f41,plain,
    ? [X0,X1,X2,X3] :
      ( subset(X1,X3)
      & ~ equal_set(X1,empty_set)
      & maps(X2,X3,X0)
      & equal_set(image2(X2,X1),empty_set) ),
    inference(rectify,[],[f38]) ).

fof(f38,plain,
    ? [X2,X1,X3,X0] :
      ( subset(X1,X0)
      & ~ equal_set(X1,empty_set)
      & maps(X3,X0,X2)
      & equal_set(image2(X3,X1),empty_set) ),
    inference(flattening,[],[f37]) ).

fof(f37,plain,
    ? [X1,X2,X3,X0] :
      ( ~ equal_set(X1,empty_set)
      & equal_set(image2(X3,X1),empty_set)
      & maps(X3,X0,X2)
      & subset(X1,X0) ),
    inference(ennf_transformation,[],[f31]) ).

fof(f31,plain,
    ~ ! [X1,X2,X3,X0] :
        ( ( equal_set(image2(X3,X1),empty_set)
          & maps(X3,X0,X2)
          & subset(X1,X0) )
       => equal_set(X1,empty_set) ),
    inference(rectify,[],[f30]) ).

fof(f30,negated_conjecture,
    ~ ! [X0,X2,X1,X5] :
        ( ( equal_set(image2(X5,X2),empty_set)
          & subset(X2,X0)
          & maps(X5,X0,X1) )
       => equal_set(X2,empty_set) ),
    inference(negated_conjecture,[],[f29]) ).

fof(f29,conjecture,
    ! [X0,X2,X1,X5] :
      ( ( equal_set(image2(X5,X2),empty_set)
        & subset(X2,X0)
        & maps(X5,X0,X1) )
     => equal_set(X2,empty_set) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',thIIa13) ).

fof(f177,plain,
    ! [X0] :
      ( ~ member(X0,sK3)
      | ~ member(X0,sK1) ),
    inference(resolution,[],[f154,f115]) ).

fof(f115,plain,
    ! [X0] : ~ member(X0,image2(sK2,sK1)),
    inference(subsumption_resolution,[],[f112,f71]) ).

fof(f71,plain,
    ! [X0] : ~ member(X0,empty_set),
    inference(cnf_transformation,[],[f32]) ).

fof(f32,plain,
    ! [X0] : ~ member(X0,empty_set),
    inference(rectify,[],[f6]) ).

fof(f6,axiom,
    ! [X2] : ~ member(X2,empty_set),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',empty_set) ).

fof(f112,plain,
    ! [X0] :
      ( member(X0,empty_set)
      | ~ member(X0,image2(sK2,sK1)) ),
    inference(resolution,[],[f104,f64]) ).

fof(f104,plain,
    subset(image2(sK2,sK1),empty_set),
    inference(resolution,[],[f58,f73]) ).

fof(f73,plain,
    ! [X0,X1] :
      ( ~ equal_set(X1,X0)
      | subset(X1,X0) ),
    inference(cnf_transformation,[],[f57]) ).

fof(f57,plain,
    ! [X0,X1] :
      ( ( equal_set(X1,X0)
        | ~ subset(X1,X0)
        | ~ subset(X0,X1) )
      & ( ( subset(X1,X0)
          & subset(X0,X1) )
        | ~ equal_set(X1,X0) ) ),
    inference(rectify,[],[f56]) ).

fof(f56,plain,
    ! [X1,X0] :
      ( ( equal_set(X0,X1)
        | ~ subset(X0,X1)
        | ~ subset(X1,X0) )
      & ( ( subset(X0,X1)
          & subset(X1,X0) )
        | ~ equal_set(X0,X1) ) ),
    inference(flattening,[],[f55]) ).

fof(f55,plain,
    ! [X1,X0] :
      ( ( equal_set(X0,X1)
        | ~ subset(X0,X1)
        | ~ subset(X1,X0) )
      & ( ( subset(X0,X1)
          & subset(X1,X0) )
        | ~ equal_set(X0,X1) ) ),
    inference(nnf_transformation,[],[f2]) ).

fof(f2,axiom,
    ! [X1,X0] :
      ( equal_set(X0,X1)
    <=> ( subset(X0,X1)
        & subset(X1,X0) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',equal_set) ).

fof(f58,plain,
    equal_set(image2(sK2,sK1),empty_set),
    inference(cnf_transformation,[],[f43]) ).

fof(f154,plain,
    ! [X8,X9] :
      ( member(sK5(sK0,sK2,X8),image2(sK2,X9))
      | ~ member(X8,X9)
      | ~ member(X8,sK3) ),
    inference(resolution,[],[f91,f70]) ).

fof(f70,plain,
    ! [X2,X3,X0,X1] :
      ( ~ apply(X1,X3,X0)
      | ~ member(X3,X2)
      | member(X0,image2(X1,X2)) ),
    inference(cnf_transformation,[],[f54]) ).

fof(f54,plain,
    ! [X0,X1,X2] :
      ( ( member(X0,image2(X1,X2))
        | ! [X3] :
            ( ~ apply(X1,X3,X0)
            | ~ member(X3,X2) ) )
      & ( ( apply(X1,sK6(X0,X1,X2),X0)
          & member(sK6(X0,X1,X2),X2) )
        | ~ member(X0,image2(X1,X2)) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK6])],[f52,f53]) ).

fof(f53,plain,
    ! [X0,X1,X2] :
      ( ? [X4] :
          ( apply(X1,X4,X0)
          & member(X4,X2) )
     => ( apply(X1,sK6(X0,X1,X2),X0)
        & member(sK6(X0,X1,X2),X2) ) ),
    introduced(choice_axiom,[]) ).

fof(f52,plain,
    ! [X0,X1,X2] :
      ( ( member(X0,image2(X1,X2))
        | ! [X3] :
            ( ~ apply(X1,X3,X0)
            | ~ member(X3,X2) ) )
      & ( ? [X4] :
            ( apply(X1,X4,X0)
            & member(X4,X2) )
        | ~ member(X0,image2(X1,X2)) ) ),
    inference(rectify,[],[f51]) ).

fof(f51,plain,
    ! [X1,X2,X0] :
      ( ( member(X1,image2(X2,X0))
        | ! [X3] :
            ( ~ apply(X2,X3,X1)
            | ~ member(X3,X0) ) )
      & ( ? [X3] :
            ( apply(X2,X3,X1)
            & member(X3,X0) )
        | ~ member(X1,image2(X2,X0)) ) ),
    inference(nnf_transformation,[],[f33]) ).

fof(f33,plain,
    ! [X1,X2,X0] :
      ( member(X1,image2(X2,X0))
    <=> ? [X3] :
          ( apply(X2,X3,X1)
          & member(X3,X0) ) ),
    inference(rectify,[],[f22]) ).

fof(f22,axiom,
    ! [X0,X4,X5] :
      ( ? [X2] :
          ( member(X2,X0)
          & apply(X5,X2,X4) )
    <=> member(X4,image2(X5,X0)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',image2) ).

fof(f91,plain,
    ! [X0] :
      ( apply(sK2,X0,sK5(sK0,sK2,X0))
      | ~ member(X0,sK3) ),
    inference(resolution,[],[f59,f67]) ).

fof(f67,plain,
    ! [X2,X3,X0,X1] :
      ( ~ member(X3,X0)
      | ~ maps(X2,X0,X1)
      | apply(X2,X3,sK5(X1,X2,X3)) ),
    inference(cnf_transformation,[],[f50]) ).

fof(f50,plain,
    ! [X0,X1,X2] :
      ( ~ maps(X2,X0,X1)
      | ( ! [X3] :
            ( ( apply(X2,X3,sK5(X1,X2,X3))
              & member(sK5(X1,X2,X3),X1) )
            | ~ member(X3,X0) )
        & ! [X5,X6,X7] :
            ( ~ member(X7,X1)
            | ~ member(X5,X0)
            | X6 = X7
            | ~ apply(X2,X5,X7)
            | ~ member(X6,X1)
            | ~ apply(X2,X5,X6) ) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK5])],[f48,f49]) ).

fof(f49,plain,
    ! [X1,X2,X3] :
      ( ? [X4] :
          ( apply(X2,X3,X4)
          & member(X4,X1) )
     => ( apply(X2,X3,sK5(X1,X2,X3))
        & member(sK5(X1,X2,X3),X1) ) ),
    introduced(choice_axiom,[]) ).

fof(f48,plain,
    ! [X0,X1,X2] :
      ( ~ maps(X2,X0,X1)
      | ( ! [X3] :
            ( ? [X4] :
                ( apply(X2,X3,X4)
                & member(X4,X1) )
            | ~ member(X3,X0) )
        & ! [X5,X6,X7] :
            ( ~ member(X7,X1)
            | ~ member(X5,X0)
            | X6 = X7
            | ~ apply(X2,X5,X7)
            | ~ member(X6,X1)
            | ~ apply(X2,X5,X6) ) ) ),
    inference(rectify,[],[f40]) ).

fof(f40,plain,
    ! [X0,X1,X2] :
      ( ~ maps(X2,X0,X1)
      | ( ! [X6] :
            ( ? [X7] :
                ( apply(X2,X6,X7)
                & member(X7,X1) )
            | ~ member(X6,X0) )
        & ! [X3,X4,X5] :
            ( ~ member(X5,X1)
            | ~ member(X3,X0)
            | X4 = X5
            | ~ apply(X2,X3,X5)
            | ~ member(X4,X1)
            | ~ apply(X2,X3,X4) ) ) ),
    inference(flattening,[],[f39]) ).

fof(f39,plain,
    ! [X0,X1,X2] :
      ( ( ! [X4,X3,X5] :
            ( X4 = X5
            | ~ apply(X2,X3,X4)
            | ~ apply(X2,X3,X5)
            | ~ member(X5,X1)
            | ~ member(X4,X1)
            | ~ member(X3,X0) )
        & ! [X6] :
            ( ? [X7] :
                ( apply(X2,X6,X7)
                & member(X7,X1) )
            | ~ member(X6,X0) ) )
      | ~ maps(X2,X0,X1) ),
    inference(ennf_transformation,[],[f35]) ).

fof(f35,plain,
    ! [X0,X1,X2] :
      ( maps(X2,X0,X1)
     => ( ! [X4,X3,X5] :
            ( ( member(X5,X1)
              & member(X4,X1)
              & member(X3,X0) )
           => ( ( apply(X2,X3,X4)
                & apply(X2,X3,X5) )
             => X4 = X5 ) )
        & ! [X6] :
            ( member(X6,X0)
           => ? [X7] :
                ( apply(X2,X6,X7)
                & member(X7,X1) ) ) ) ),
    inference(unused_predicate_definition_removal,[],[f34]) ).

fof(f34,plain,
    ! [X0,X1,X2] :
      ( ( ! [X4,X3,X5] :
            ( ( member(X5,X1)
              & member(X4,X1)
              & member(X3,X0) )
           => ( ( apply(X2,X3,X4)
                & apply(X2,X3,X5) )
             => X4 = X5 ) )
        & ! [X6] :
            ( member(X6,X0)
           => ? [X7] :
                ( apply(X2,X6,X7)
                & member(X7,X1) ) ) )
    <=> maps(X2,X0,X1) ),
    inference(rectify,[],[f12]) ).

fof(f12,axiom,
    ! [X0,X1,X5] :
      ( ( ! [X2,X6,X7] :
            ( ( member(X2,X0)
              & member(X7,X1)
              & member(X6,X1) )
           => ( ( apply(X5,X2,X7)
                & apply(X5,X2,X6) )
             => X6 = X7 ) )
        & ! [X2] :
            ( member(X2,X0)
           => ? [X4] :
                ( apply(X5,X2,X4)
                & member(X4,X1) ) ) )
    <=> maps(X5,X0,X1) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',maps) ).

fof(f59,plain,
    maps(sK2,sK3,sK0),
    inference(cnf_transformation,[],[f43]) ).

fof(f99,plain,
    spl8_1,
    inference(avatar_contradiction_clause,[],[f98]) ).

fof(f98,plain,
    ( $false
    | spl8_1 ),
    inference(subsumption_resolution,[],[f95,f71]) ).

fof(f95,plain,
    ( member(sK4(sK1,empty_set),empty_set)
    | spl8_1 ),
    inference(resolution,[],[f82,f63]) ).

fof(f82,plain,
    ( ~ subset(empty_set,sK1)
    | spl8_1 ),
    inference(avatar_component_clause,[],[f80]) ).

fof(f80,plain,
    ( spl8_1
  <=> subset(empty_set,sK1) ),
    introduced(avatar_definition,[new_symbols(naming,[spl8_1])]) ).

fof(f87,plain,
    ( ~ spl8_1
    | ~ spl8_2 ),
    inference(avatar_split_clause,[],[f78,f84,f80]) ).

fof(f78,plain,
    ( ~ subset(sK1,empty_set)
    | ~ subset(empty_set,sK1) ),
    inference(resolution,[],[f60,f74]) ).

fof(f74,plain,
    ! [X0,X1] :
      ( ~ subset(X1,X0)
      | ~ subset(X0,X1)
      | equal_set(X1,X0) ),
    inference(cnf_transformation,[],[f57]) ).

fof(f60,plain,
    ~ equal_set(sK1,empty_set),
    inference(cnf_transformation,[],[f43]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem    : SET763+4 : TPTP v8.1.0. Bugfixed v2.2.1.
% 0.12/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.13/0.35  % Computer : n019.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit   : 300
% 0.13/0.35  % WCLimit    : 300
% 0.13/0.35  % DateTime   : Tue Aug 30 14:22:20 EDT 2022
% 0.13/0.35  % CPUTime    : 
% 0.20/0.51  % (9460)lrs+1011_1:1_fd=preordered:fsd=on:sos=on:thsq=on:thsqc=64:thsqd=32:uwa=ground:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.20/0.51  % (9468)dis+21_1:1_ep=RS:nwc=10.0:s2a=on:s2at=1.5:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.20/0.51  % (9461)fmb+10_1:1_nm=2:i=3:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/3Mi)
% 0.20/0.51  % (9467)dis+10_1:1_av=off:sos=on:sp=reverse_arity:ss=included:st=2.0:to=lpo:urr=ec_only:i=45:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/45Mi)
% 0.20/0.51  % (9449)dis+1010_1:50_awrs=decay:awrsf=128:nwc=10.0:s2pl=no:sp=frequency:ss=axioms:i=39:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/39Mi)
% 0.20/0.52  % (9454)lrs+10_1:1_ep=R:lcm=predicate:lma=on:sos=all:spb=goal:ss=included:i=12:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/12Mi)
% 0.20/0.52  % (9455)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)
% 0.20/0.52  % (9454)First to succeed.
% 0.20/0.53  % (9455)Also succeeded, but the first one will report.
% 0.20/0.53  % (9454)Refutation found. Thanks to Tanya!
% 0.20/0.53  % SZS status Theorem for theBenchmark
% 0.20/0.53  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.53  % (9454)------------------------------
% 0.20/0.53  % (9454)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.53  % (9454)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.53  % (9454)Termination reason: Refutation
% 0.20/0.53  
% 0.20/0.53  % (9454)Memory used [KB]: 6012
% 0.20/0.53  % (9454)Time elapsed: 0.110 s
% 0.20/0.53  % (9454)Instructions burned: 3 (million)
% 0.20/0.53  % (9454)------------------------------
% 0.20/0.53  % (9454)------------------------------
% 0.20/0.53  % (9442)Success in time 0.171 s
%------------------------------------------------------------------------------