TSTP Solution File: DAT070_1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : DAT070_1 : TPTP v8.1.0. Released v5.5.0.
% 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 : n017.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 16:04:48 EDT 2022

% Result   : Theorem 0.19s 0.50s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :   15
% Syntax   : Number of formulae    :   26 (   6 unt;  11 typ;   0 def)
%            Number of atoms       :   26 (  16 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   22 (  11   ~;   5   |;   4   &)
%                                         (   0 <=>;   2  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   4 avg)
%            Maximal term depth    :    3 (   2 avg)
%            Number arithmetic     :   48 (   9 atm;  12 fun;  12 num;  15 var)
%            Number of types       :    3 (   1 usr;   1 ari)
%            Number of type conns  :    9 (   6   >;   3   *;   0   +;   0  <<)
%            Number of predicates  :    4 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :   11 (   9 usr;   5 con; 0-2 aty)
%            Number of variables   :   22 (  16   !;   6   ?;  22   :)

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

tff(func_def_0,type,
    empty: heap ).

tff(func_def_1,type,
    toop: heap > $int ).

tff(func_def_2,type,
    sel: ( heap * $int ) > $int ).

tff(func_def_3,type,
    length: heap > $int ).

tff(func_def_4,type,
    app: ( heap * $int ) > heap ).

tff(func_def_5,type,
    get: heap > heap ).

tff(func_def_10,type,
    sK0: $int ).

tff(func_def_11,type,
    sK1: heap ).

tff(func_def_12,type,
    sK2: $int ).

tff(pred_def_1,type,
    lsls: ( heap * heap ) > $o ).

tff(f266,plain,
    $false,
    inference(subsumption_resolution,[],[f260,f22]) ).

tff(f22,plain,
    ! [X0: $int] : ~ $less(X0,X0),
    introduced(theory_axiom_147,[]) ).

tff(f260,plain,
    $less(sK0,sK0),
    inference(superposition,[],[f59,f255]) ).

tff(f255,plain,
    sK0 = $sum(1,length(sK1)),
    inference(trivial_inequality_removal,[],[f253]) ).

tff(f253,plain,
    ( ( sel(sK1,sK0) != sel(sK1,sK0) )
    | ( sK0 = $sum(1,length(sK1)) ) ),
    inference(superposition,[],[f60,f58]) ).

tff(f58,plain,
    ! [X2: $int,X0: $int,X1: heap] :
      ( ( sel(app(X1,X2),X0) = sel(X1,X0) )
      | ( $sum(1,length(X1)) = X0 ) ),
    inference(cnf_transformation,[],[f44]) ).

tff(f44,plain,
    ! [X0: $int,X1: heap,X2: $int] :
      ( ( $sum(1,length(X1)) = X0 )
      | ( sel(app(X1,X2),X0) = sel(X1,X0) ) ),
    inference(ennf_transformation,[],[f3]) ).

tff(f3,axiom,
    ! [X2: $int,X1: heap,X0: $int] :
      ( ( $sum(1,length(X1)) != X0 )
     => ( sel(app(X1,X2),X0) = sel(X1,X0) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax_3) ).

tff(f60,plain,
    sel(app(sK1,sK2),sK0) != sel(sK1,sK0),
    inference(cnf_transformation,[],[f46]) ).

tff(f46,plain,
    ( ( sel(app(sK1,sK2),sK0) != sel(sK1,sK0) )
    & $less(sK0,$sum(1,length(sK1))) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2])],[f43,f45]) ).

tff(f45,plain,
    ( ? [X0: $int,X1: heap,X2: $int] :
        ( ( sel(app(X1,X2),X0) != sel(X1,X0) )
        & $less(X0,$sum(1,length(X1))) )
   => ( ( sel(app(sK1,sK2),sK0) != sel(sK1,sK0) )
      & $less(sK0,$sum(1,length(sK1))) ) ),
    introduced(choice_axiom,[]) ).

tff(f43,plain,
    ? [X0: $int,X1: heap,X2: $int] :
      ( ( sel(app(X1,X2),X0) != sel(X1,X0) )
      & $less(X0,$sum(1,length(X1))) ),
    inference(ennf_transformation,[],[f16]) ).

tff(f16,negated_conjecture,
    ~ ! [X0: $int,X1: heap,X2: $int] :
        ( ( sel(app(X1,X2),X0) = sel(X1,X0) )
        | ~ $less(X0,$sum(1,length(X1))) ),
    inference(negated_conjecture,[],[f15]) ).

tff(f15,conjecture,
    ! [X0: $int,X1: heap,X2: $int] :
      ( ( sel(app(X1,X2),X0) = sel(X1,X0) )
      | ~ $less(X0,$sum(1,length(X1))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',th_5) ).

tff(f59,plain,
    $less(sK0,$sum(1,length(sK1))),
    inference(cnf_transformation,[],[f46]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : DAT070=1 : TPTP v8.1.0. Released v5.5.0.
% 0.07/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.13/0.34  % Computer : n017.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   : Mon Aug 29 19:44:20 EDT 2022
% 0.13/0.35  % CPUTime    : 
% 0.19/0.46  % (9264)ott+10_1:32_abs=on:br=off:urr=ec_only:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.19/0.47  % (9266)ott+4_1:1_av=off:bd=off:nwc=5.0:s2a=on:s2at=2.0:slsq=on:slsqc=2:slsql=off:slsqr=1,2:sp=frequency:i=37:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/37Mi)
% 0.19/0.48  % (9266)First to succeed.
% 0.19/0.49  % (9313)ins+10_1:1_awrs=decay:awrsf=30:bsr=unit_only:foolp=on:igrr=8/457:igs=10:igwr=on:nwc=1.5:sp=weighted_frequency:to=lpo:uhcvi=on:i=68:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/68Mi)
% 0.19/0.50  % (9266)Refutation found. Thanks to Tanya!
% 0.19/0.50  % SZS status Theorem for theBenchmark
% 0.19/0.50  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.50  % (9266)------------------------------
% 0.19/0.50  % (9266)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.50  % (9266)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.50  % (9266)Termination reason: Refutation
% 0.19/0.50  
% 0.19/0.50  % (9266)Memory used [KB]: 1151
% 0.19/0.50  % (9266)Time elapsed: 0.019 s
% 0.19/0.50  % (9266)Instructions burned: 13 (million)
% 0.19/0.50  % (9266)------------------------------
% 0.19/0.50  % (9266)------------------------------
% 0.19/0.50  % (9259)Success in time 0.136 s
%------------------------------------------------------------------------------