TSTP Solution File: SET838-1 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : SET838-1 : TPTP v8.1.0. Released v3.2.0.
% 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 : n020.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 18:25:49 EDT 2022

% Result   : Unsatisfiable 0.23s 0.54s
% Output   : Refutation 0.23s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :   10
% Syntax   : Number of formulae    :   29 (  19 unt;   0 def)
%            Number of atoms       :   39 (  38 equ)
%            Maximal formula atoms :    2 (   1 avg)
%            Number of connectives :   24 (  14   ~;  10   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    4 (   2 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :   10 (  10 usr;   3 con; 0-1 aty)
%            Number of variables   :   12 (  12   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1856,plain,
    $false,
    inference(subsumption_resolution,[],[f1853,f1740]) ).

fof(f1740,plain,
    sF0 != v_xa(sF0),
    inference(trivial_inequality_removal,[],[f1737]) ).

fof(f1737,plain,
    ( sF0 != v_xa(sF0)
    | sF0 != sF0 ),
    inference(superposition,[],[f1371,f1687]) ).

fof(f1687,plain,
    sF3(sF0) = sF0,
    inference(forward_demodulation,[],[f1686,f1362]) ).

fof(f1362,plain,
    v_g(v_x) = sF0,
    introduced(function_definition,[]) ).

fof(f1686,plain,
    v_g(v_x) = sF3(sF0),
    inference(forward_demodulation,[],[f1683,f1364]) ).

fof(f1364,plain,
    v_x = sF1,
    inference(definition_folding,[],[f1358,f1363,f1362]) ).

fof(f1363,plain,
    v_f(sF0) = sF1,
    introduced(function_definition,[]) ).

fof(f1358,axiom,
    v_x = v_f(v_g(v_x)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_conjecture_0) ).

fof(f1683,plain,
    sF3(sF0) = v_g(sF1),
    inference(superposition,[],[f1367,f1363]) ).

fof(f1367,plain,
    ! [X41] : v_g(v_f(X41)) = sF3(X41),
    introduced(function_definition,[]) ).

fof(f1371,plain,
    ! [X41] :
      ( sF3(X41) != X41
      | v_xa(X41) != X41 ),
    inference(definition_folding,[],[f1361,f1367]) ).

fof(f1361,axiom,
    ! [X41] :
      ( v_g(v_f(X41)) != X41
      | v_xa(X41) != X41 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_conjecture_3) ).

fof(f1853,plain,
    sF0 = v_xa(sF0),
    inference(superposition,[],[f1850,f1752]) ).

fof(f1752,plain,
    sF5(sF0) = v_xa(sF0),
    inference(trivial_inequality_removal,[],[f1749]) ).

fof(f1749,plain,
    ( sF0 != sF0
    | sF5(sF0) = v_xa(sF0) ),
    inference(superposition,[],[f1370,f1687]) ).

fof(f1370,plain,
    ! [X41] :
      ( sF3(X41) != X41
      | v_xa(X41) = sF5(X41) ),
    inference(definition_folding,[],[f1360,f1369,f1368,f1367]) ).

fof(f1368,plain,
    ! [X41] : v_f(v_xa(X41)) = sF4(X41),
    introduced(function_definition,[]) ).

fof(f1369,plain,
    ! [X41] : sF5(X41) = v_g(sF4(X41)),
    introduced(function_definition,[]) ).

fof(f1360,axiom,
    ! [X41] :
      ( v_g(v_f(X41)) != X41
      | v_xa(X41) = v_g(v_f(v_xa(X41))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_conjecture_2) ).

fof(f1850,plain,
    sF0 = sF5(sF0),
    inference(forward_demodulation,[],[f1849,f1362]) ).

fof(f1849,plain,
    v_g(v_x) = sF5(sF0),
    inference(superposition,[],[f1369,f1847]) ).

fof(f1847,plain,
    v_x = sF4(sF0),
    inference(subsumption_resolution,[],[f1846,f1368]) ).

fof(f1846,plain,
    ( sF4(sF0) != v_f(v_xa(sF0))
    | v_x = sF4(sF0) ),
    inference(superposition,[],[f1736,f1752]) ).

fof(f1736,plain,
    ! [X0] :
      ( v_f(sF5(X0)) != sF4(X0)
      | v_x = sF4(X0) ),
    inference(superposition,[],[f1366,f1690]) ).

fof(f1690,plain,
    ! [X0] : v_f(sF5(X0)) = sF2(sF4(X0)),
    inference(superposition,[],[f1365,f1369]) ).

fof(f1365,plain,
    ! [X41] : v_f(v_g(X41)) = sF2(X41),
    introduced(function_definition,[]) ).

fof(f1366,plain,
    ! [X41] :
      ( sF2(X41) != X41
      | v_x = X41 ),
    inference(definition_folding,[],[f1359,f1365]) ).

fof(f1359,axiom,
    ! [X41] :
      ( v_f(v_g(X41)) != X41
      | v_x = X41 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cls_conjecture_1) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.13  % Problem    : SET838-1 : TPTP v8.1.0. Released v3.2.0.
% 0.08/0.14  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.15/0.36  % Computer : n020.cluster.edu
% 0.15/0.36  % Model    : x86_64 x86_64
% 0.15/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36  % Memory   : 8042.1875MB
% 0.15/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36  % CPULimit   : 300
% 0.15/0.36  % WCLimit    : 300
% 0.15/0.36  % DateTime   : Tue Aug 30 14:25:15 EDT 2022
% 0.15/0.36  % CPUTime    : 
% 0.23/0.48  % (29218)ott+10_1:5_bd=off:tgt=full:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 0.23/0.49  % (29226)ott+3_1:1_gsp=on:lcm=predicate:i=138:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/138Mi)
% 0.23/0.53  % (29218)First to succeed.
% 0.23/0.54  % (29218)Refutation found. Thanks to Tanya!
% 0.23/0.54  % SZS status Unsatisfiable for theBenchmark
% 0.23/0.54  % SZS output start Proof for theBenchmark
% See solution above
% 0.23/0.54  % (29218)------------------------------
% 0.23/0.54  % (29218)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.23/0.54  % (29218)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.23/0.54  % (29218)Termination reason: Refutation
% 0.23/0.54  
% 0.23/0.54  % (29218)Memory used [KB]: 6908
% 0.23/0.54  % (29218)Time elapsed: 0.083 s
% 0.23/0.54  % (29218)Instructions burned: 37 (million)
% 0.23/0.54  % (29218)------------------------------
% 0.23/0.54  % (29218)------------------------------
% 0.23/0.54  % (29204)Success in time 0.167 s
%------------------------------------------------------------------------------