TSTP Solution File: REL003+1 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : REL003+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_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 18:12:25 EDT 2022

% Result   : Theorem 0.19s 0.46s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   16
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   30 (  14 unt;   0 def)
%            Number of atoms       :   64 (  63 equ)
%            Maximal formula atoms :    8 (   2 avg)
%            Number of connectives :   54 (  20   ~;  14   |;  13   &)
%                                         (   0 <=>;   7  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   3 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   2 con; 0-2 aty)
%            Number of variables   :   28 (  22   !;   6   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f82,plain,
    $false,
    inference(subsumption_resolution,[],[f76,f80]) ).

fof(f80,plain,
    converse(sK1) != join(converse(sK1),converse(sK0)),
    inference(superposition,[],[f79,f38]) ).

fof(f38,plain,
    ! [X0,X1] : join(X0,X1) = join(X1,X0),
    inference(cnf_transformation,[],[f27]) ).

fof(f27,plain,
    ! [X0,X1] : join(X0,X1) = join(X1,X0),
    inference(rectify,[],[f1]) ).

fof(f1,axiom,
    ! [X1,X0] : join(X0,X1) = join(X1,X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',maddux1_join_commutativity) ).

fof(f79,plain,
    converse(sK1) != join(converse(sK0),converse(sK1)),
    inference(trivial_inequality_removal,[],[f75]) ).

fof(f75,plain,
    ( converse(sK1) != join(converse(sK0),converse(sK1))
    | sK1 != sK1 ),
    inference(backward_demodulation,[],[f45,f62]) ).

fof(f62,plain,
    sK1 = join(sK1,sK0),
    inference(duplicate_literal_removal,[],[f56]) ).

fof(f56,plain,
    ( sK1 = join(sK1,sK0)
    | sK1 = join(sK1,sK0) ),
    inference(superposition,[],[f54,f38]) ).

fof(f54,plain,
    ( sK1 = join(sK0,sK1)
    | sK1 = join(sK1,sK0) ),
    inference(forward_demodulation,[],[f53,f36]) ).

fof(f36,plain,
    ! [X0] : converse(converse(X0)) = X0,
    inference(cnf_transformation,[],[f8]) ).

fof(f8,axiom,
    ! [X0] : converse(converse(X0)) = X0,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',converse_idempotence) ).

fof(f53,plain,
    ( sK1 = join(sK1,sK0)
    | sK1 = join(converse(converse(sK0)),sK1) ),
    inference(forward_demodulation,[],[f48,f36]) ).

fof(f48,plain,
    ( sK1 = join(sK1,sK0)
    | converse(converse(sK1)) = join(converse(converse(sK0)),converse(converse(sK1))) ),
    inference(superposition,[],[f43,f44]) ).

fof(f44,plain,
    ( converse(sK1) = join(converse(sK0),converse(sK1))
    | sK1 = join(sK1,sK0) ),
    inference(forward_demodulation,[],[f32,f38]) ).

fof(f32,plain,
    ( sK1 = join(sK0,sK1)
    | converse(sK1) = join(converse(sK0),converse(sK1)) ),
    inference(cnf_transformation,[],[f25]) ).

fof(f25,plain,
    ( ( converse(sK1) != join(converse(sK0),converse(sK1))
      & sK1 = join(sK0,sK1) )
    | ( sK1 != join(sK0,sK1)
      & converse(sK1) = join(converse(sK0),converse(sK1)) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1])],[f23,f24]) ).

fof(f24,plain,
    ( ? [X0,X1] :
        ( ( converse(X1) != join(converse(X0),converse(X1))
          & join(X0,X1) = X1 )
        | ( join(X0,X1) != X1
          & converse(X1) = join(converse(X0),converse(X1)) ) )
   => ( ( converse(sK1) != join(converse(sK0),converse(sK1))
        & sK1 = join(sK0,sK1) )
      | ( sK1 != join(sK0,sK1)
        & converse(sK1) = join(converse(sK0),converse(sK1)) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f23,plain,
    ? [X0,X1] :
      ( ( converse(X1) != join(converse(X0),converse(X1))
        & join(X0,X1) = X1 )
      | ( join(X0,X1) != X1
        & converse(X1) = join(converse(X0),converse(X1)) ) ),
    inference(rectify,[],[f21]) ).

fof(f21,plain,
    ? [X1,X0] :
      ( ( converse(X0) != join(converse(X1),converse(X0))
        & join(X1,X0) = X0 )
      | ( join(X1,X0) != X0
        & converse(X0) = join(converse(X1),converse(X0)) ) ),
    inference(ennf_transformation,[],[f16]) ).

fof(f16,plain,
    ~ ! [X1,X0] :
        ( ( join(X1,X0) = X0
         => converse(X0) = join(converse(X1),converse(X0)) )
        & ( converse(X0) = join(converse(X1),converse(X0))
         => join(X1,X0) = X0 ) ),
    inference(rectify,[],[f15]) ).

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

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

fof(f43,plain,
    ! [X0,X1] : converse(join(X0,X1)) = join(converse(X0),converse(X1)),
    inference(cnf_transformation,[],[f30]) ).

fof(f30,plain,
    ! [X0,X1] : converse(join(X0,X1)) = join(converse(X0),converse(X1)),
    inference(rectify,[],[f18]) ).

fof(f18,plain,
    ! [X1,X0] : join(converse(X1),converse(X0)) = converse(join(X1,X0)),
    inference(rectify,[],[f9]) ).

fof(f9,axiom,
    ! [X1,X0] : converse(join(X0,X1)) = join(converse(X0),converse(X1)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',converse_additivity) ).

fof(f45,plain,
    ( converse(sK1) != join(converse(sK0),converse(sK1))
    | sK1 != join(sK1,sK0) ),
    inference(forward_demodulation,[],[f35,f38]) ).

fof(f35,plain,
    ( converse(sK1) != join(converse(sK0),converse(sK1))
    | sK1 != join(sK0,sK1) ),
    inference(cnf_transformation,[],[f25]) ).

fof(f76,plain,
    converse(sK1) = join(converse(sK1),converse(sK0)),
    inference(superposition,[],[f43,f62]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem    : REL003+1 : TPTP v8.1.0. Released v4.0.0.
% 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
% 0.13/0.34  % Computer : n013.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 14:26:02 EDT 2022
% 0.13/0.34  % CPUTime    : 
% 0.19/0.45  % (17168)dis+21_1:1_av=off:sos=on:sp=frequency:ss=included:to=lpo:i=15:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/15Mi)
% 0.19/0.46  % (17168)First to succeed.
% 0.19/0.46  % (17168)Refutation found. Thanks to Tanya!
% 0.19/0.46  % SZS status Theorem for theBenchmark
% 0.19/0.46  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.46  % (17168)------------------------------
% 0.19/0.46  % (17168)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.46  % (17168)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.46  % (17168)Termination reason: Refutation
% 0.19/0.46  
% 0.19/0.46  % (17168)Memory used [KB]: 1535
% 0.19/0.46  % (17168)Time elapsed: 0.076 s
% 0.19/0.46  % (17168)Instructions burned: 4 (million)
% 0.19/0.46  % (17168)------------------------------
% 0.19/0.46  % (17168)------------------------------
% 0.19/0.46  % (17162)Success in time 0.11 s
%------------------------------------------------------------------------------