TSTP Solution File: ARI082_1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : ARI082_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_sat --cores 0 -t %d %s

% Computer : n008.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 15:47:24 EDT 2022

% Result   : Theorem 0.14s 0.47s
% Output   : Refutation 0.14s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   25 (  13 unt;   4 typ;   0 def)
%            Number of atoms       :   58 (  57 equ)
%            Maximal formula atoms :   10 (   2 avg)
%            Number of connectives :   47 (  10   ~;   0   |;  33   &)
%                                         (   0 <=>;   4  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number arithmetic     :  139 (   0 atm;  42 fun;  69 num;  28 var)
%            Number of types       :    1 (   0 usr;   1 ari)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :   11 (   4 usr;  10 con; 0-2 aty)
%            Number of variables   :   28 (  12   !;  16   ?;  28   :)

% Comments : 
%------------------------------------------------------------------------------
tff(func_def_7,type,
    sK0: $int ).

tff(func_def_8,type,
    sK1: $int ).

tff(func_def_9,type,
    sK2: $int ).

tff(func_def_10,type,
    sK3: $int ).

tff(f33,plain,
    $false,
    inference(subsumption_resolution,[],[f32,f30]) ).

tff(f30,plain,
    sK1 != 11,
    inference(backward_demodulation,[],[f25,f29]) ).

tff(f29,plain,
    sK0 = 11,
    inference(evaluation,[],[f28]) ).

tff(f28,plain,
    sK0 = $sum(2,9),
    inference(forward_demodulation,[],[f21,f27]) ).

tff(f27,plain,
    sK3 = 9,
    inference(evaluation,[],[f22]) ).

tff(f22,plain,
    $sum(3,6) = sK3,
    inference(cnf_transformation,[],[f20]) ).

tff(f20,plain,
    ( ( sK0 != sK1 )
    & ( sK1 = $sum(sK2,6) )
    & ( $sum(2,3) = sK2 )
    & ( $sum(3,6) = sK3 )
    & ( sK0 = $sum(2,sK3) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2,sK3])],[f18,f19]) ).

tff(f19,plain,
    ( ? [X0: $int,X1: $int,X2: $int,X3: $int] :
        ( ( X0 != X1 )
        & ( $sum(X2,6) = X1 )
        & ( $sum(2,3) = X2 )
        & ( $sum(3,6) = X3 )
        & ( $sum(2,X3) = X0 ) )
   => ( ( sK0 != sK1 )
      & ( sK1 = $sum(sK2,6) )
      & ( $sum(2,3) = sK2 )
      & ( $sum(3,6) = sK3 )
      & ( sK0 = $sum(2,sK3) ) ) ),
    introduced(choice_axiom,[]) ).

tff(f18,plain,
    ? [X0: $int,X1: $int,X2: $int,X3: $int] :
      ( ( X0 != X1 )
      & ( $sum(X2,6) = X1 )
      & ( $sum(2,3) = X2 )
      & ( $sum(3,6) = X3 )
      & ( $sum(2,X3) = X0 ) ),
    inference(rectify,[],[f17]) ).

tff(f17,plain,
    ? [X2: $int,X0: $int,X3: $int,X1: $int] :
      ( ( X0 != X2 )
      & ( $sum(X3,6) = X0 )
      & ( $sum(2,3) = X3 )
      & ( $sum(3,6) = X1 )
      & ( $sum(2,X1) = X2 ) ),
    inference(flattening,[],[f16]) ).

tff(f16,plain,
    ? [X3: $int,X1: $int,X2: $int,X0: $int] :
      ( ( X0 != X2 )
      & ( $sum(2,X1) = X2 )
      & ( $sum(3,6) = X1 )
      & ( $sum(2,3) = X3 )
      & ( $sum(X3,6) = X0 ) ),
    inference(ennf_transformation,[],[f15]) ).

tff(f15,plain,
    ~ ! [X3: $int,X1: $int,X2: $int,X0: $int] :
        ( ( ( $sum(2,X1) = X2 )
          & ( $sum(3,6) = X1 )
          & ( $sum(2,3) = X3 )
          & ( $sum(X3,6) = X0 ) )
       => ( X0 = X2 ) ),
    inference(rectify,[],[f2]) ).

tff(f2,negated_conjecture,
    ~ ! [X1: $int,X2: $int,X3: $int,X0: $int] :
        ( ( ( $sum(2,3) = X0 )
          & ( $sum(3,6) = X2 )
          & ( $sum(X0,6) = X1 )
          & ( $sum(2,X2) = X3 ) )
       => ( X1 = X3 ) ),
    inference(negated_conjecture,[],[f1]) ).

tff(f1,conjecture,
    ! [X1: $int,X2: $int,X3: $int,X0: $int] :
      ( ( ( $sum(2,3) = X0 )
        & ( $sum(3,6) = X2 )
        & ( $sum(X0,6) = X1 )
        & ( $sum(2,X2) = X3 ) )
     => ( X1 = X3 ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',associative_sum) ).

tff(f21,plain,
    sK0 = $sum(2,sK3),
    inference(cnf_transformation,[],[f20]) ).

tff(f25,plain,
    sK0 != sK1,
    inference(cnf_transformation,[],[f20]) ).

tff(f32,plain,
    sK1 = 11,
    inference(evaluation,[],[f31]) ).

tff(f31,plain,
    $sum(5,6) = sK1,
    inference(forward_demodulation,[],[f24,f26]) ).

tff(f26,plain,
    sK2 = 5,
    inference(evaluation,[],[f23]) ).

tff(f23,plain,
    $sum(2,3) = sK2,
    inference(cnf_transformation,[],[f20]) ).

tff(f24,plain,
    sK1 = $sum(sK2,6),
    inference(cnf_transformation,[],[f20]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.02/0.09  % Problem    : ARI082=1 : TPTP v8.1.0. Released v5.0.0.
% 0.02/0.10  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.09/0.29  % Computer : n008.cluster.edu
% 0.09/0.29  % Model    : x86_64 x86_64
% 0.09/0.29  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.29  % Memory   : 8042.1875MB
% 0.09/0.29  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.09/0.29  % CPULimit   : 300
% 0.09/0.29  % WCLimit    : 300
% 0.09/0.29  % DateTime   : Mon Aug 29 15:24:25 EDT 2022
% 0.09/0.29  % CPUTime    : 
% 0.14/0.46  % (30709)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 (3000ds/498Mi)
% 0.14/0.46  % (30701)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 (3000ds/68Mi)
% 0.14/0.47  % (30709)First to succeed.
% 0.14/0.47  % (30709)Refutation found. Thanks to Tanya!
% 0.14/0.47  % SZS status Theorem for theBenchmark
% 0.14/0.47  % SZS output start Proof for theBenchmark
% See solution above
% 0.14/0.47  % (30709)------------------------------
% 0.14/0.47  % (30709)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.14/0.47  % (30709)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.14/0.47  % (30709)Termination reason: Refutation
% 0.14/0.47  
% 0.14/0.47  % (30709)Memory used [KB]: 895
% 0.14/0.47  % (30709)Time elapsed: 0.065 s
% 0.14/0.47  % (30709)Instructions burned: 2 (million)
% 0.14/0.47  % (30709)------------------------------
% 0.14/0.47  % (30709)------------------------------
% 0.14/0.47  % (30686)Success in time 0.172 s
%------------------------------------------------------------------------------