TSTP Solution File: KRS187+1 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : KRS187+1 : TPTP v8.1.0. Bugfixed v5.4.0.
% 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 : n013.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 17:29:59 EDT 2022

% Result   : Theorem 0.20s 0.48s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   35 (   9 unt;   0 def)
%            Number of atoms       :  104 (   0 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :  107 (  38   ~;  29   |;  23   &)
%                                         (   7 <=>;  10  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-3 aty)
%            Number of functors    :    7 (   7 usr;   2 con; 0-2 aty)
%            Number of variables   :   94 (  75   !;  19   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f328,plain,
    $false,
    inference(resolution,[],[f317,f309]) ).

fof(f309,plain,
    ~ status(sK18(tac,thm),sK17(tac,thm),thm),
    inference(resolution,[],[f286,f242]) ).

fof(f242,plain,
    ! [X0,X1] :
      ( isa(X0,X1)
      | ~ status(sK18(X0,X1),sK17(X0,X1),X1) ),
    inference(cnf_transformation,[],[f125]) ).

fof(f125,plain,
    ! [X0,X1] :
      ( ( status(sK18(X0,X1),sK17(X0,X1),X0)
        & ~ status(sK18(X0,X1),sK17(X0,X1),X1) )
      | isa(X0,X1) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK17,sK18])],[f123,f124]) ).

fof(f124,plain,
    ! [X0,X1] :
      ( ? [X2,X3] :
          ( status(X3,X2,X0)
          & ~ status(X3,X2,X1) )
     => ( status(sK18(X0,X1),sK17(X0,X1),X0)
        & ~ status(sK18(X0,X1),sK17(X0,X1),X1) ) ),
    introduced(choice_axiom,[]) ).

fof(f123,plain,
    ! [X0,X1] :
      ( ? [X2,X3] :
          ( status(X3,X2,X0)
          & ~ status(X3,X2,X1) )
      | isa(X0,X1) ),
    inference(rectify,[],[f66]) ).

fof(f66,plain,
    ! [X0,X1] :
      ( ? [X3,X2] :
          ( status(X2,X3,X0)
          & ~ status(X2,X3,X1) )
      | isa(X0,X1) ),
    inference(ennf_transformation,[],[f61]) ).

fof(f61,plain,
    ! [X0,X1] :
      ( ! [X2,X3] :
          ( status(X2,X3,X0)
         => status(X2,X3,X1) )
     => isa(X0,X1) ),
    inference(unused_predicate_definition_removal,[],[f57]) ).

fof(f57,plain,
    ! [X0,X1] :
      ( ! [X2,X3] :
          ( status(X2,X3,X0)
         => status(X2,X3,X1) )
    <=> isa(X0,X1) ),
    inference(rectify,[],[f21]) ).

fof(f21,axiom,
    ! [X6,X7] :
      ( ! [X0,X1] :
          ( status(X0,X1,X6)
         => status(X0,X1,X7) )
    <=> isa(X6,X7) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',isa) ).

fof(f286,plain,
    ~ isa(tac,thm),
    inference(cnf_transformation,[],[f46]) ).

fof(f46,plain,
    ~ isa(tac,thm),
    inference(flattening,[],[f34]) ).

fof(f34,negated_conjecture,
    ~ isa(tac,thm),
    inference(negated_conjecture,[],[f33]) ).

fof(f33,conjecture,
    isa(tac,thm),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',isa_tac_thm) ).

fof(f317,plain,
    ! [X7] : status(X7,sK17(tac,thm),thm),
    inference(resolution,[],[f311,f238]) ).

fof(f238,plain,
    ! [X0,X1] :
      ( ~ model(sK14(X0,X1),X0)
      | status(X1,X0,thm) ),
    inference(cnf_transformation,[],[f116]) ).

fof(f116,plain,
    ! [X0,X1] :
      ( ( status(X1,X0,thm)
        | ( ~ model(sK14(X0,X1),X0)
          & model(sK14(X0,X1),X1) ) )
      & ( ! [X3] :
            ( model(X3,X0)
            | ~ model(X3,X1) )
        | ~ status(X1,X0,thm) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK14])],[f114,f115]) ).

fof(f115,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ~ model(X2,X0)
          & model(X2,X1) )
     => ( ~ model(sK14(X0,X1),X0)
        & model(sK14(X0,X1),X1) ) ),
    introduced(choice_axiom,[]) ).

fof(f114,plain,
    ! [X0,X1] :
      ( ( status(X1,X0,thm)
        | ? [X2] :
            ( ~ model(X2,X0)
            & model(X2,X1) ) )
      & ( ! [X3] :
            ( model(X3,X0)
            | ~ model(X3,X1) )
        | ~ status(X1,X0,thm) ) ),
    inference(rectify,[],[f113]) ).

fof(f113,plain,
    ! [X0,X1] :
      ( ( status(X1,X0,thm)
        | ? [X2] :
            ( ~ model(X2,X0)
            & model(X2,X1) ) )
      & ( ! [X2] :
            ( model(X2,X0)
            | ~ model(X2,X1) )
        | ~ status(X1,X0,thm) ) ),
    inference(nnf_transformation,[],[f71]) ).

fof(f71,plain,
    ! [X0,X1] :
      ( status(X1,X0,thm)
    <=> ! [X2] :
          ( model(X2,X0)
          | ~ model(X2,X1) ) ),
    inference(ennf_transformation,[],[f48]) ).

fof(f48,plain,
    ! [X1,X0] :
      ( status(X1,X0,thm)
    <=> ! [X2] :
          ( model(X2,X1)
         => model(X2,X0) ) ),
    inference(rectify,[],[f5]) ).

fof(f5,axiom,
    ! [X1,X0] :
      ( status(X0,X1,thm)
    <=> ! [X2] :
          ( model(X2,X0)
         => model(X2,X1) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',thm) ).

fof(f311,plain,
    ! [X0] : model(X0,sK17(tac,thm)),
    inference(resolution,[],[f308,f219]) ).

fof(f219,plain,
    ! [X0,X1,X5] :
      ( ~ status(X1,X0,tac)
      | model(X5,X0) ),
    inference(cnf_transformation,[],[f88]) ).

fof(f88,plain,
    ! [X0,X1] :
      ( ( status(X1,X0,tac)
        | ! [X2] : ~ model(X2,X1)
        | ~ model(sK3(X0),X0) )
      & ( ( model(sK4(X1),X1)
          & ! [X5] : model(X5,X0) )
        | ~ status(X1,X0,tac) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK3,sK4])],[f85,f87,f86]) ).

fof(f86,plain,
    ! [X0] :
      ( ? [X3] : ~ model(X3,X0)
     => ~ model(sK3(X0),X0) ),
    introduced(choice_axiom,[]) ).

fof(f87,plain,
    ! [X1] :
      ( ? [X4] : model(X4,X1)
     => model(sK4(X1),X1) ),
    introduced(choice_axiom,[]) ).

fof(f85,plain,
    ! [X0,X1] :
      ( ( status(X1,X0,tac)
        | ! [X2] : ~ model(X2,X1)
        | ? [X3] : ~ model(X3,X0) )
      & ( ( ? [X4] : model(X4,X1)
          & ! [X5] : model(X5,X0) )
        | ~ status(X1,X0,tac) ) ),
    inference(rectify,[],[f84]) ).

fof(f84,plain,
    ! [X1,X0] :
      ( ( status(X0,X1,tac)
        | ! [X3] : ~ model(X3,X0)
        | ? [X2] : ~ model(X2,X1) )
      & ( ( ? [X3] : model(X3,X0)
          & ! [X2] : model(X2,X1) )
        | ~ status(X0,X1,tac) ) ),
    inference(flattening,[],[f83]) ).

fof(f83,plain,
    ! [X1,X0] :
      ( ( status(X0,X1,tac)
        | ! [X3] : ~ model(X3,X0)
        | ? [X2] : ~ model(X2,X1) )
      & ( ( ? [X3] : model(X3,X0)
          & ! [X2] : model(X2,X1) )
        | ~ status(X0,X1,tac) ) ),
    inference(nnf_transformation,[],[f44]) ).

fof(f44,plain,
    ! [X1,X0] :
      ( status(X0,X1,tac)
    <=> ( ? [X3] : model(X3,X0)
        & ! [X2] : model(X2,X1) ) ),
    inference(rectify,[],[f7]) ).

fof(f7,axiom,
    ! [X0,X1] :
      ( ( ! [X3] : model(X3,X1)
        & ? [X2] : model(X2,X0) )
    <=> status(X0,X1,tac) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',tac) ).

fof(f308,plain,
    status(sK18(tac,thm),sK17(tac,thm),tac),
    inference(resolution,[],[f286,f243]) ).

fof(f243,plain,
    ! [X0,X1] :
      ( isa(X0,X1)
      | status(sK18(X0,X1),sK17(X0,X1),X0) ),
    inference(cnf_transformation,[],[f125]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : KRS187+1 : TPTP v8.1.0. Bugfixed v5.4.0.
% 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
% 0.14/0.34  % Computer : n013.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 00:31:47 EDT 2022
% 0.14/0.35  % CPUTime    : 
% 0.20/0.47  % (29951)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)
% 0.20/0.48  % (29951)First to succeed.
% 0.20/0.48  % (29941)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)
% 0.20/0.48  % (29951)Refutation found. Thanks to Tanya!
% 0.20/0.48  % SZS status Theorem for theBenchmark
% 0.20/0.48  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.48  % (29951)------------------------------
% 0.20/0.48  % (29951)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.48  % (29951)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.48  % (29951)Termination reason: Refutation
% 0.20/0.48  
% 0.20/0.48  % (29951)Memory used [KB]: 6140
% 0.20/0.48  % (29951)Time elapsed: 0.057 s
% 0.20/0.48  % (29951)Instructions burned: 6 (million)
% 0.20/0.48  % (29951)------------------------------
% 0.20/0.48  % (29951)------------------------------
% 0.20/0.48  % (29934)Success in time 0.13 s
%------------------------------------------------------------------------------