TSTP Solution File: DAT063_1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : DAT063_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 : 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 16:04:47 EDT 2022

% Result   : Theorem 0.20s 0.56s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :   11
% Syntax   : Number of formulae    :   19 (   5 unt;   8 typ;   0 def)
%            Number of atoms       :   19 (   0 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   17 (   9   ~;   0   |;   4   &)
%                                         (   0 <=>;   4  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    5 (   3 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number arithmetic     :    7 (   7 atm;   0 fun;   0 num;   0 var)
%            Number of types       :    3 (   1 usr;   1 ari)
%            Number of type conns  :    7 (   5   >;   2   *;   0   +;   0  <<)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   2 con; 0-2 aty)
%            Number of variables   :    8 (   6   !;   2   ?;   8   :)

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

tff(func_def_0,type,
    empty: heap ).

tff(func_def_1,type,
    get: heap > heap ).

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

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

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

tff(func_def_9,type,
    sK0: heap ).

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

tff(f69,plain,
    $false,
    inference(resolution,[],[f50,f52]) ).

tff(f52,plain,
    lsls(sK0,empty),
    inference(cnf_transformation,[],[f40]) ).

tff(f40,plain,
    ( lsls(sK0,empty)
    & ~ $less(length(sK0),length(empty)) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0])],[f36,f39]) ).

tff(f39,plain,
    ( ? [X0: heap] :
        ( lsls(X0,empty)
        & ~ $less(length(X0),length(empty)) )
   => ( lsls(sK0,empty)
      & ~ $less(length(sK0),length(empty)) ) ),
    introduced(choice_axiom,[]) ).

tff(f36,plain,
    ? [X0: heap] :
      ( lsls(X0,empty)
      & ~ $less(length(X0),length(empty)) ),
    inference(ennf_transformation,[],[f28]) ).

tff(f28,plain,
    ~ ! [X0: heap] :
        ( lsls(X0,empty)
       => $less(length(X0),length(empty)) ),
    inference(rectify,[],[f13]) ).

tff(f13,negated_conjecture,
    ~ ! [X1: heap] :
        ( lsls(X1,empty)
       => $less(length(X1),length(empty)) ),
    inference(negated_conjecture,[],[f12]) ).

tff(f12,conjecture,
    ! [X1: heap] :
      ( lsls(X1,empty)
     => $less(length(X1),length(empty)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',th_lem_1b) ).

tff(f50,plain,
    ! [X0: heap] : ~ lsls(X0,empty),
    inference(cnf_transformation,[],[f33]) ).

tff(f33,plain,
    ! [X0: heap] : ~ lsls(X0,empty),
    inference(rectify,[],[f10]) ).

tff(f10,axiom,
    ! [X1: heap] : ~ lsls(X1,empty),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax_26) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.13  % Problem    : DAT063=1 : TPTP v8.1.0. Released v5.5.0.
% 0.10/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.13/0.35  % 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 00:43:35 EDT 2022
% 0.13/0.35  % CPUTime    : 
% 0.20/0.55  % (29805)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.20/0.55  % (29801)dis+10_1:1_fsd=on:sp=occurrence:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.20/0.55  % (29800)fmb+10_1:1_fmbsr=2.0:nm=4:skr=on:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 0.20/0.55  % (29800)WARNING: trying to run FMB on interpreted or otherwise provably infinite-domain problem!
% 0.20/0.55  % (29801)First to succeed.
% 0.20/0.56  % (29822)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=177:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/177Mi)
% 0.20/0.56  % (29814)ott+4_1:1_av=off:bd=off:nwc=5.0:rp=on:s2a=on:s2at=2.0:slsq=on:slsqc=2:slsql=off:slsqr=1,2:sp=frequency:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.20/0.56  % (29818)ott+11_1:1_drc=off:nwc=5.0:slsq=on:slsqc=1:spb=goal_then_units:to=lpo:i=467:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/467Mi)
% 0.20/0.56  % (29817)dis+21_1:1_av=off:er=filter:slsq=on:slsqc=0:slsqr=1,1:sp=frequency:to=lpo:i=498:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/498Mi)
% 0.20/0.56  % (29810)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=75:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/75Mi)
% 0.20/0.56  % (29801)Refutation found. Thanks to Tanya!
% 0.20/0.56  % SZS status Theorem for theBenchmark
% 0.20/0.56  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.56  % (29801)------------------------------
% 0.20/0.56  % (29801)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.56  % (29801)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.56  % (29801)Termination reason: Refutation
% 0.20/0.56  
% 0.20/0.56  % (29801)Memory used [KB]: 5373
% 0.20/0.56  % (29801)Time elapsed: 0.118 s
% 0.20/0.56  % (29801)Instructions burned: 2 (million)
% 0.20/0.56  % (29801)------------------------------
% 0.20/0.56  % (29801)------------------------------
% 0.20/0.56  % (29793)Success in time 0.202 s
%------------------------------------------------------------------------------