%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : SYN959+1 : TPTP v8.1.0. Released v3.1.0.
% 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 : n018.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 19:36:12 EDT 2022

% Result   : Theorem 0.21s 0.50s
% Output   : Refutation 0.21s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    2
% Syntax   : Number of formulae    :   10 (   3 unt;   0 def)
%            Number of atoms       :   20 (   0 equ)
%            Maximal formula atoms :    3 (   2 avg)
%            Number of connectives :   16 (   6   ~;   3   |;   2   &)
%                                         (   0 <=>;   5  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    5 (   3 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-1 aty)
%            Number of functors    :    1 (   1 usr;   1 con; 0-0 aty)
%            Number of variables   :   13 (   3   !;  10   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f10,plain,
    $false,
    inference(resolution,[],[f9,f8]) ).

fof(f8,plain,
    ! [X1] : ~ b(X1),
    inference(cnf_transformation,[],[f7]) ).

fof(f7,plain,
    ( b(sK0)
    & ! [X1] : ~ b(X1) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0])],[f5,f6]) ).

fof(f6,plain,
    ( ? [X0] : b(X0)
   => b(sK0) ),
    introduced(choice_axiom,[]) ).

fof(f5,plain,
    ( ? [X0] : b(X0)
    & ! [X1] : ~ b(X1) ),
    inference(ennf_transformation,[],[f4]) ).

fof(f4,plain,
    ~ ( ? [X0] : b(X0)
     => ? [X1] : b(X1) ),
    inference(pure_predicate_removal,[],[f3]) ).

fof(f3,plain,
    ~ ( ? [X0] : b(X0)
     => ? [X1] :
          ( a(X1)
          | b(X1) ) ),
    inference(rectify,[],[f2]) ).

fof(f2,negated_conjecture,
    ~ ( ? [X0] : b(X0)
     => ? [X0] :
          ( b(X0)
          | a(X0) ) ),
    inference(negated_conjecture,[],[f1]) ).

fof(f1,conjecture,
    ( ? [X0] : b(X0)
   => ? [X0] :
        ( b(X0)
        | a(X0) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this) ).

fof(f9,plain,
    b(sK0),
    inference(cnf_transformation,[],[f7]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem    : SYN959+1 : TPTP v8.1.0. Released v3.1.0.
% 0.13/0.14  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.14/0.36  % Computer : n018.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.21/0.36  % CPULimit   : 300
% 0.21/0.36  % WCLimit    : 300
% 0.21/0.36  % DateTime   : Tue Aug 30 22:36:40 EDT 2022
% 0.21/0.36  % CPUTime    : 
% 0.21/0.50  % (27214)lrs+2_1:1_lcm=reverse:lma=on:sos=all:spb=goal_then_units:ss=included:urr=on:i=39:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/39Mi)
% 0.21/0.50  % (27222)lrs+10_1:1_drc=off:sp=reverse_frequency:spb=goal:to=lpo:i=7:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/7Mi)
% 0.21/0.50  % (27222)First to succeed.
% 0.21/0.50  % (27222)Refutation found. Thanks to Tanya!
% 0.21/0.50  % SZS status Theorem for theBenchmark
% 0.21/0.50  % SZS output start Proof for theBenchmark
% See solution above
% 0.21/0.50  % (27222)------------------------------
% 0.21/0.50  % (27222)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.21/0.50  % (27222)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.21/0.50  % (27222)Termination reason: Refutation
% 0.21/0.50  
% 0.21/0.50  % (27222)Memory used [KB]: 5884
% 0.21/0.50  % (27222)Time elapsed: 0.083 s
% 0.21/0.50  % (27222)------------------------------
% 0.21/0.50  % (27222)------------------------------
% 0.21/0.50  % (27206)Success in time 0.139 s
%------------------------------------------------------------------------------