TSTP Solution File: REL049+1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : REL049+1 : TPTP v8.1.0. Released v4.0.0.
% 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 : n006.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 18:14:12 EDT 2022

% Result   : Theorem 0.19s 0.50s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   16 (   9 unt;   0 def)
%            Number of atoms       :   33 (  32 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :   27 (  10   ~;   0   |;  13   &)
%                                         (   0 <=>;   4  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   3 con; 0-2 aty)
%            Number of variables   :   27 (  18   !;   9   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f388,plain,
    $false,
    inference(subsumption_resolution,[],[f387,f37]) ).

fof(f37,plain,
    sK2 = join(sK0,sK2),
    inference(cnf_transformation,[],[f26]) ).

fof(f26,plain,
    ( join(sK1,sK2) = sK2
    & sK2 = join(sK0,sK2)
    & sK2 != join(join(sK0,sK1),sK2) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2])],[f22,f25]) ).

fof(f25,plain,
    ( ? [X0,X1,X2] :
        ( join(X1,X2) = X2
        & join(X0,X2) = X2
        & join(join(X0,X1),X2) != X2 )
   => ( join(sK1,sK2) = sK2
      & sK2 = join(sK0,sK2)
      & sK2 != join(join(sK0,sK1),sK2) ) ),
    introduced(choice_axiom,[]) ).

fof(f22,plain,
    ? [X0,X1,X2] :
      ( join(X1,X2) = X2
      & join(X0,X2) = X2
      & join(join(X0,X1),X2) != X2 ),
    inference(flattening,[],[f21]) ).

fof(f21,plain,
    ? [X0,X2,X1] :
      ( join(join(X0,X1),X2) != X2
      & join(X0,X2) = X2
      & join(X1,X2) = X2 ),
    inference(ennf_transformation,[],[f20]) ).

fof(f20,plain,
    ~ ! [X0,X2,X1] :
        ( ( join(X0,X2) = X2
          & join(X1,X2) = X2 )
       => join(join(X0,X1),X2) = X2 ),
    inference(rectify,[],[f15]) ).

fof(f15,negated_conjecture,
    ~ ! [X0,X2,X1] :
        ( ( join(X2,X1) = X1
          & join(X0,X1) = X1 )
       => join(join(X0,X2),X1) = X1 ),
    inference(negated_conjecture,[],[f14]) ).

fof(f14,conjecture,
    ! [X0,X2,X1] :
      ( ( join(X2,X1) = X1
        & join(X0,X1) = X1 )
     => join(join(X0,X2),X1) = X1 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',goals) ).

fof(f387,plain,
    sK2 != join(sK0,sK2),
    inference(forward_demodulation,[],[f386,f38]) ).

fof(f38,plain,
    join(sK1,sK2) = sK2,
    inference(cnf_transformation,[],[f26]) ).

fof(f386,plain,
    sK2 != join(sK0,join(sK1,sK2)),
    inference(superposition,[],[f36,f34]) ).

fof(f34,plain,
    ! [X2,X0,X1] : join(join(X1,X2),X0) = join(X1,join(X2,X0)),
    inference(cnf_transformation,[],[f19]) ).

fof(f19,plain,
    ! [X0,X1,X2] : join(join(X1,X2),X0) = join(X1,join(X2,X0)),
    inference(rectify,[],[f2]) ).

fof(f2,axiom,
    ! [X2,X0,X1] : join(X0,join(X1,X2)) = join(join(X0,X1),X2),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',maddux2_join_associativity) ).

fof(f36,plain,
    sK2 != join(join(sK0,sK1),sK2),
    inference(cnf_transformation,[],[f26]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : REL049+1 : TPTP v8.1.0. Released v4.0.0.
% 0.03/0.13  % 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 : n006.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   : Tue Aug 30 11:35:25 EDT 2022
% 0.13/0.34  % CPUTime    : 
% 0.19/0.47  % (26042)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 0.19/0.47  % (26050)dis+34_1:32_abs=on:add=off:bsr=on:gsp=on:sp=weighted_frequency:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.19/0.47  % (26042)Instruction limit reached!
% 0.19/0.47  % (26042)------------------------------
% 0.19/0.47  % (26042)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.47  % (26042)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.47  % (26042)Termination reason: Unknown
% 0.19/0.47  % (26042)Termination phase: Naming
% 0.19/0.47  
% 0.19/0.47  % (26042)Memory used [KB]: 895
% 0.19/0.47  % (26042)Time elapsed: 0.004 s
% 0.19/0.47  % (26042)Instructions burned: 2 (million)
% 0.19/0.47  % (26042)------------------------------
% 0.19/0.47  % (26042)------------------------------
% 0.19/0.50  % (26050)First to succeed.
% 0.19/0.50  % (26050)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  % (26050)------------------------------
% 0.19/0.50  % (26050)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.50  % (26050)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.50  % (26050)Termination reason: Refutation
% 0.19/0.50  
% 0.19/0.50  % (26050)Memory used [KB]: 5628
% 0.19/0.50  % (26050)Time elapsed: 0.089 s
% 0.19/0.50  % (26050)Instructions burned: 19 (million)
% 0.19/0.50  % (26050)------------------------------
% 0.19/0.50  % (26050)------------------------------
% 0.19/0.50  % (26033)Success in time 0.152 s
%------------------------------------------------------------------------------