TSTP Solution File: SEU150+1 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : SEU150+1 : TPTP v8.1.0. Released v3.3.0.
% 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 : n015.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 18:26:55 EDT 2022

% Result   : Theorem 0.20s 0.50s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   25 (  10 unt;   0 def)
%            Number of atoms       :   42 (  41 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   32 (  15   ~;   6   |;   5   &)
%                                         (   0 <=>;   6  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :   44 (  35   !;   9   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f32,plain,
    $false,
    inference(subsumption_resolution,[],[f31,f25]) ).

fof(f25,plain,
    sK2 != sK1,
    inference(backward_demodulation,[],[f17,f23]) ).

fof(f23,plain,
    sK0 = sK1,
    inference(equality_resolution,[],[f20]) ).

fof(f20,plain,
    ! [X0] :
      ( singleton(X0) != singleton(sK1)
      | sK0 = X0 ),
    inference(superposition,[],[f19,f18]) ).

fof(f18,plain,
    unordered_pair(sK0,sK2) = singleton(sK1),
    inference(cnf_transformation,[],[f14]) ).

fof(f14,plain,
    ( unordered_pair(sK0,sK2) = singleton(sK1)
    & sK2 != sK0 ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2])],[f12,f13]) ).

fof(f13,plain,
    ( ? [X0,X1,X2] :
        ( singleton(X1) = unordered_pair(X0,X2)
        & X0 != X2 )
   => ( unordered_pair(sK0,sK2) = singleton(sK1)
      & sK2 != sK0 ) ),
    introduced(choice_axiom,[]) ).

fof(f12,plain,
    ? [X0,X1,X2] :
      ( singleton(X1) = unordered_pair(X0,X2)
      & X0 != X2 ),
    inference(rectify,[],[f11]) ).

fof(f11,plain,
    ? [X0,X2,X1] :
      ( unordered_pair(X0,X1) = singleton(X2)
      & X0 != X1 ),
    inference(ennf_transformation,[],[f7]) ).

fof(f7,plain,
    ~ ! [X0,X2,X1] :
        ( unordered_pair(X0,X1) = singleton(X2)
       => X0 = X1 ),
    inference(rectify,[],[f6]) ).

fof(f6,negated_conjecture,
    ~ ! [X1,X2,X0] :
        ( singleton(X0) = unordered_pair(X1,X2)
       => X1 = X2 ),
    inference(negated_conjecture,[],[f5]) ).

fof(f5,conjecture,
    ! [X1,X2,X0] :
      ( singleton(X0) = unordered_pair(X1,X2)
     => X1 = X2 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t9_zfmisc_1) ).

fof(f19,plain,
    ! [X2,X0,X1] :
      ( unordered_pair(X0,X1) != singleton(X2)
      | X0 = X2 ),
    inference(cnf_transformation,[],[f15]) ).

fof(f15,plain,
    ! [X0,X1,X2] :
      ( unordered_pair(X0,X1) != singleton(X2)
      | X0 = X2 ),
    inference(rectify,[],[f10]) ).

fof(f10,plain,
    ! [X1,X0,X2] :
      ( unordered_pair(X1,X0) != singleton(X2)
      | X1 = X2 ),
    inference(ennf_transformation,[],[f9]) ).

fof(f9,plain,
    ! [X1,X0,X2] :
      ( unordered_pair(X1,X0) = singleton(X2)
     => X1 = X2 ),
    inference(rectify,[],[f4]) ).

fof(f4,axiom,
    ! [X2,X1,X0] :
      ( singleton(X0) = unordered_pair(X1,X2)
     => X0 = X1 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t8_zfmisc_1) ).

fof(f17,plain,
    sK2 != sK0,
    inference(cnf_transformation,[],[f14]) ).

fof(f31,plain,
    sK2 = sK1,
    inference(equality_resolution,[],[f30]) ).

fof(f30,plain,
    ! [X6] :
      ( singleton(X6) != singleton(sK1)
      | sK2 = X6 ),
    inference(superposition,[],[f22,f24]) ).

fof(f24,plain,
    unordered_pair(sK1,sK2) = singleton(sK1),
    inference(backward_demodulation,[],[f18,f23]) ).

fof(f22,plain,
    ! [X6,X4,X5] :
      ( singleton(X6) != unordered_pair(X5,X4)
      | X4 = X6 ),
    inference(superposition,[],[f19,f16]) ).

fof(f16,plain,
    ! [X0,X1] : unordered_pair(X0,X1) = unordered_pair(X1,X0),
    inference(cnf_transformation,[],[f8]) ).

fof(f8,plain,
    ! [X0,X1] : unordered_pair(X0,X1) = unordered_pair(X1,X0),
    inference(rectify,[],[f1]) ).

fof(f1,axiom,
    ! [X1,X0] : unordered_pair(X0,X1) = unordered_pair(X1,X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_k2_tarski) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.12  % Problem    : SEU150+1 : TPTP v8.1.0. Released v3.3.0.
% 0.10/0.13  % 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 : n015.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
% 0.13/0.35  % DateTime   : Tue Aug 30 15:07:06 EDT 2022
% 0.13/0.35  % CPUTime    : 
% 0.20/0.50  % (31708)lrs+10_1:1_ins=3:sp=reverse_frequency:spb=goal:to=lpo:i=3:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/3Mi)
% 0.20/0.50  % (31708)First to succeed.
% 0.20/0.50  % (31708)Refutation found. Thanks to Tanya!
% 0.20/0.50  % SZS status Theorem for theBenchmark
% 0.20/0.50  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.50  % (31708)------------------------------
% 0.20/0.50  % (31708)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.50  % (31708)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.50  % (31708)Termination reason: Refutation
% 0.20/0.50  
% 0.20/0.50  % (31708)Memory used [KB]: 5884
% 0.20/0.50  % (31708)Time elapsed: 0.078 s
% 0.20/0.50  % (31708)Instructions burned: 2 (million)
% 0.20/0.50  % (31708)------------------------------
% 0.20/0.50  % (31708)------------------------------
% 0.20/0.50  % (31693)Success in time 0.148 s
%------------------------------------------------------------------------------