TSTP Solution File: SWW407-1 by Drodi---3.6.0

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%------------------------------------------------------------------------------
% File     : Drodi---3.6.0
% Problem  : SWW407-1 : TPTP v8.1.2. Released v5.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%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 : Tue Apr 30 20:50:12 EDT 2024

% Result   : Unsatisfiable 29.18s 4.01s
% Output   : CNFRefutation 29.75s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    9
% Syntax   : Number of formulae    :   41 (  21 unt;   0 def)
%            Number of atoms       :   66 (  17 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   49 (  24   ~;  23   |;   0   &)
%                                         (   2 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   4 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    5 (   3 usr;   3 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   6 con; 0-2 aty)
%            Number of variables   :   68 (  68   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [S,T,Sigma] : sep(S,sep(T,Sigma)) = sep(T,sep(S,Sigma)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f2,axiom,
    ! [X,Sigma] : sep(lseg(X,X),Sigma) = Sigma,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f8,axiom,
    ! [X,Y,Z,Sigma] :
      ( ~ heap(sep(next(X,Y),sep(lseg(Y,Z),Sigma)))
      | X = Y
      | heap(sep(lseg(X,Z),Sigma)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f10,axiom,
    ! [X,Y,Z,W,Sigma] :
      ( ~ heap(sep(lseg(X,Y),sep(lseg(Y,Z),sep(next(Z,W),Sigma))))
      | heap(sep(lseg(X,Z),sep(next(Z,W),Sigma))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f16,hypothesis,
    x1 != x2,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f20,hypothesis,
    heap(sep(next(x1,x2),sep(lseg(x3,x1),sep(lseg(x4,nil),sep(next(x2,x4),emp))))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f21,negated_conjecture,
    ~ heap(sep(lseg(x4,nil),sep(next(x2,x4),sep(lseg(x3,x2),emp)))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f22,plain,
    ! [X0,X1,X2] : sep(X0,sep(X1,X2)) = sep(X1,sep(X0,X2)),
    inference(cnf_transformation,[status(esa)],[f1]) ).

fof(f23,plain,
    ! [X0,X1] : sep(lseg(X0,X0),X1) = X1,
    inference(cnf_transformation,[status(esa)],[f2]) ).

fof(f32,plain,
    ! [X,Z,Sigma] :
      ( ! [Y] :
          ( ~ heap(sep(next(X,Y),sep(lseg(Y,Z),Sigma)))
          | X = Y )
      | heap(sep(lseg(X,Z),Sigma)) ),
    inference(miniscoping,[status(esa)],[f8]) ).

fof(f33,plain,
    ! [X0,X1,X2,X3] :
      ( ~ heap(sep(next(X0,X1),sep(lseg(X1,X2),X3)))
      | X0 = X1
      | heap(sep(lseg(X0,X2),X3)) ),
    inference(cnf_transformation,[status(esa)],[f32]) ).

fof(f36,plain,
    ! [X,Z,W,Sigma] :
      ( ! [Y] : ~ heap(sep(lseg(X,Y),sep(lseg(Y,Z),sep(next(Z,W),Sigma))))
      | heap(sep(lseg(X,Z),sep(next(Z,W),Sigma))) ),
    inference(miniscoping,[status(esa)],[f10]) ).

fof(f37,plain,
    ! [X0,X1,X2,X3,X4] :
      ( ~ heap(sep(lseg(X0,X1),sep(lseg(X1,X2),sep(next(X2,X3),X4))))
      | heap(sep(lseg(X0,X2),sep(next(X2,X3),X4))) ),
    inference(cnf_transformation,[status(esa)],[f36]) ).

fof(f44,plain,
    x1 != x2,
    inference(cnf_transformation,[status(esa)],[f16]) ).

fof(f48,plain,
    heap(sep(next(x1,x2),sep(lseg(x3,x1),sep(lseg(x4,nil),sep(next(x2,x4),emp))))),
    inference(cnf_transformation,[status(esa)],[f20]) ).

fof(f49,plain,
    ~ heap(sep(lseg(x4,nil),sep(next(x2,x4),sep(lseg(x3,x2),emp)))),
    inference(cnf_transformation,[status(esa)],[f21]) ).

fof(f50,plain,
    ! [X0,X1,X2,X3] : sep(X0,sep(X1,sep(X2,X3))) = sep(X2,sep(X0,sep(X1,X3))),
    inference(paramodulation,[status(thm)],[f22,f22]) ).

fof(f54,plain,
    ~ heap(sep(lseg(x4,nil),sep(lseg(x3,x2),sep(next(x2,x4),emp)))),
    inference(paramodulation,[status(thm)],[f22,f49]) ).

fof(f55,plain,
    ~ heap(sep(lseg(x3,x2),sep(lseg(x4,nil),sep(next(x2,x4),emp)))),
    inference(forward_demodulation,[status(thm)],[f22,f54]) ).

fof(f156,plain,
    ! [X0,X1,X2,X3] : sep(X0,sep(X1,sep(X2,X3))) = sep(X2,sep(X1,sep(X0,X3))),
    inference(paramodulation,[status(thm)],[f22,f50]) ).

fof(f171,plain,
    ! [X0,X1,X2,X3] : sep(X0,sep(X1,sep(X2,X3))) = sep(X0,sep(X2,sep(X1,X3))),
    inference(paramodulation,[status(thm)],[f22,f50]) ).

fof(f261,plain,
    ! [X0,X1,X2] :
      ( ~ heap(sep(next(X0,X1),X2))
      | X0 = X1
      | heap(sep(lseg(X0,X1),X2)) ),
    inference(paramodulation,[status(thm)],[f23,f33]) ).

fof(f276,plain,
    ! [X0,X1,X2,X3,X4] :
      ( ~ heap(sep(lseg(X0,X1),sep(lseg(X2,X0),sep(next(X1,X3),X4))))
      | heap(sep(lseg(X2,X1),sep(next(X1,X3),X4))) ),
    inference(paramodulation,[status(thm)],[f22,f37]) ).

fof(f670,plain,
    heap(sep(lseg(x4,nil),sep(lseg(x3,x1),sep(next(x1,x2),sep(next(x2,x4),emp))))),
    inference(forward_demodulation,[status(thm)],[f156,f48]) ).

fof(f671,plain,
    heap(sep(lseg(x3,x1),sep(next(x1,x2),sep(lseg(x4,nil),sep(next(x2,x4),emp))))),
    inference(forward_demodulation,[status(thm)],[f50,f670]) ).

fof(f672,plain,
    heap(sep(lseg(x3,x1),sep(lseg(x4,nil),sep(next(x1,x2),sep(next(x2,x4),emp))))),
    inference(forward_demodulation,[status(thm)],[f171,f671]) ).

fof(f752,plain,
    ! [X0,X1,X2,X3,X4] :
      ( ~ heap(sep(X0,sep(X1,sep(next(X2,X3),X4))))
      | X2 = X3
      | heap(sep(lseg(X2,X3),sep(X0,sep(X1,X4)))) ),
    inference(paramodulation,[status(thm)],[f50,f261]) ).

fof(f967,plain,
    ! [X0,X1,X2,X3,X4,X5] :
      ( ~ heap(sep(lseg(X0,X1),sep(lseg(X2,X0),sep(X3,sep(next(X1,X4),X5)))))
      | heap(sep(lseg(X2,X1),sep(next(X1,X4),sep(X3,X5)))) ),
    inference(paramodulation,[status(thm)],[f22,f276]) ).

fof(f11412,plain,
    ( spl0_5
  <=> x1 = x2 ),
    introduced(split_symbol_definition) ).

fof(f11413,plain,
    ( x1 = x2
    | ~ spl0_5 ),
    inference(component_clause,[status(thm)],[f11412]) ).

fof(f11415,plain,
    ( spl0_6
  <=> heap(sep(lseg(x1,x2),sep(lseg(x3,x1),sep(lseg(x4,nil),sep(next(x2,x4),emp))))) ),
    introduced(split_symbol_definition) ).

fof(f11416,plain,
    ( heap(sep(lseg(x1,x2),sep(lseg(x3,x1),sep(lseg(x4,nil),sep(next(x2,x4),emp)))))
    | ~ spl0_6 ),
    inference(component_clause,[status(thm)],[f11415]) ).

fof(f11418,plain,
    ( x1 = x2
    | heap(sep(lseg(x1,x2),sep(lseg(x3,x1),sep(lseg(x4,nil),sep(next(x2,x4),emp))))) ),
    inference(resolution,[status(thm)],[f752,f672]) ).

fof(f11419,plain,
    ( spl0_5
    | spl0_6 ),
    inference(split_clause,[status(thm)],[f11418,f11412,f11415]) ).

fof(f11508,plain,
    ( $false
    | ~ spl0_5 ),
    inference(forward_subsumption_resolution,[status(thm)],[f11413,f44]) ).

fof(f11509,plain,
    ~ spl0_5,
    inference(contradiction_clause,[status(thm)],[f11508]) ).

fof(f14458,plain,
    ( heap(sep(lseg(x3,x2),sep(next(x2,x4),sep(lseg(x4,nil),emp))))
    | ~ spl0_6 ),
    inference(resolution,[status(thm)],[f967,f11416]) ).

fof(f14459,plain,
    ( heap(sep(lseg(x3,x2),sep(lseg(x4,nil),sep(next(x2,x4),emp))))
    | ~ spl0_6 ),
    inference(forward_demodulation,[status(thm)],[f171,f14458]) ).

fof(f14460,plain,
    ( $false
    | ~ spl0_6 ),
    inference(forward_subsumption_resolution,[status(thm)],[f14459,f55]) ).

fof(f14461,plain,
    ~ spl0_6,
    inference(contradiction_clause,[status(thm)],[f14460]) ).

fof(f14462,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f11419,f11509,f14461]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.07  % Problem  : SWW407-1 : TPTP v8.1.2. Released v5.2.0.
% 0.04/0.07  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.06/0.26  % Computer : n006.cluster.edu
% 0.06/0.26  % Model    : x86_64 x86_64
% 0.06/0.26  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.06/0.26  % Memory   : 8042.1875MB
% 0.06/0.26  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.06/0.26  % CPULimit : 300
% 0.10/0.26  % WCLimit  : 300
% 0.10/0.26  % DateTime : Mon Apr 29 23:06:05 EDT 2024
% 0.10/0.26  % CPUTime  : 
% 0.10/0.26  % Drodi V3.6.0
% 29.18/4.01  % Refutation found
% 29.18/4.01  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 29.18/4.01  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 29.75/4.06  % Elapsed time: 3.783533 seconds
% 29.75/4.06  % CPU time: 29.971966 seconds
% 29.75/4.06  % Total memory used: 250.317 MB
% 29.75/4.06  % Net memory used: 246.155 MB
%------------------------------------------------------------------------------