TSTP Solution File: SWW410-1 by Drodi---3.5.1

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%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : SWW410-1 : TPTP v8.1.2. Released v5.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n017.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 May 31 12:44:54 EDT 2023

% Result   : Unsatisfiable 16.44s 2.46s
% Output   : CNFRefutation 16.44s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   51 (  15 unt;   0 def)
%            Number of atoms       :   99 (  22 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   91 (  43   ~;  44   |;   0   &)
%                                         (   4 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    7 (   5 usr;   5 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   5 con; 0-2 aty)
%            Number of variables   :   70 (;  70   !;   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(f9,axiom,
    ! [X,Y,Sigma] :
      ( ~ heap(sep(lseg(X,Y),sep(lseg(Y,nil),Sigma)))
      | heap(sep(lseg(X,nil),Sigma)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f11,axiom,
    ! [X,Y,Z,W,Sigma] :
      ( ~ heap(sep(lseg(X,Y),sep(lseg(Y,Z),sep(lseg(Z,W),Sigma))))
      | Z = W
      | heap(sep(lseg(X,Z),sep(lseg(Z,W),Sigma))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f14,hypothesis,
    x1 != x3,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f16,hypothesis,
    heap(sep(lseg(x2,x1),sep(lseg(x3,nil),sep(next(x1,x3),emp)))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f17,negated_conjecture,
    ~ heap(sep(lseg(x3,nil),sep(lseg(x2,x3),emp))),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f18,plain,
    ! [X0,X1,X2] : sep(X0,sep(X1,X2)) = sep(X1,sep(X0,X2)),
    inference(cnf_transformation,[status(esa)],[f1]) ).

fof(f19,plain,
    ! [X0,X1] : sep(lseg(X0,X0),X1) = X1,
    inference(cnf_transformation,[status(esa)],[f2]) ).

fof(f28,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(f29,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)],[f28]) ).

fof(f30,plain,
    ! [X,Sigma] :
      ( ! [Y] : ~ heap(sep(lseg(X,Y),sep(lseg(Y,nil),Sigma)))
      | heap(sep(lseg(X,nil),Sigma)) ),
    inference(miniscoping,[status(esa)],[f9]) ).

fof(f31,plain,
    ! [X0,X1,X2] :
      ( ~ heap(sep(lseg(X0,X1),sep(lseg(X1,nil),X2)))
      | heap(sep(lseg(X0,nil),X2)) ),
    inference(cnf_transformation,[status(esa)],[f30]) ).

fof(f34,plain,
    ! [X,Z,W,Sigma] :
      ( ! [Y] : ~ heap(sep(lseg(X,Y),sep(lseg(Y,Z),sep(lseg(Z,W),Sigma))))
      | Z = W
      | heap(sep(lseg(X,Z),sep(lseg(Z,W),Sigma))) ),
    inference(miniscoping,[status(esa)],[f11]) ).

fof(f35,plain,
    ! [X0,X1,X2,X3,X4] :
      ( ~ heap(sep(lseg(X0,X1),sep(lseg(X1,X2),sep(lseg(X2,X3),X4))))
      | X2 = X3
      | heap(sep(lseg(X0,X2),sep(lseg(X2,X3),X4))) ),
    inference(cnf_transformation,[status(esa)],[f34]) ).

fof(f38,plain,
    x1 != x3,
    inference(cnf_transformation,[status(esa)],[f14]) ).

fof(f40,plain,
    heap(sep(lseg(x2,x1),sep(lseg(x3,nil),sep(next(x1,x3),emp)))),
    inference(cnf_transformation,[status(esa)],[f16]) ).

fof(f41,plain,
    ~ heap(sep(lseg(x3,nil),sep(lseg(x2,x3),emp))),
    inference(cnf_transformation,[status(esa)],[f17]) ).

fof(f52,plain,
    ! [X0,X1,X2,X3] : sep(X0,sep(X1,sep(X2,X3))) = sep(X2,sep(X0,sep(X1,X3))),
    inference(paramodulation,[status(thm)],[f18,f18]) ).

fof(f59,plain,
    ~ heap(sep(lseg(x2,x3),sep(lseg(x3,nil),emp))),
    inference(paramodulation,[status(thm)],[f18,f41]) ).

fof(f152,plain,
    ! [X0,X1,X2] :
      ( ~ heap(sep(lseg(X0,nil),sep(lseg(X1,X0),X2)))
      | heap(sep(lseg(X1,nil),X2)) ),
    inference(paramodulation,[status(thm)],[f18,f31]) ).

fof(f156,plain,
    ! [X0,X1,X2,X3] :
      ( ~ heap(sep(lseg(X0,X1),sep(X2,sep(lseg(X1,nil),X3))))
      | heap(sep(lseg(X0,nil),sep(X2,X3))) ),
    inference(paramodulation,[status(thm)],[f18,f31]) ).

fof(f160,plain,
    ! [X0,X1,X2,X3,X4] :
      ( ~ heap(sep(lseg(X0,X1),sep(lseg(X2,X0),sep(lseg(X1,X3),X4))))
      | X1 = X3
      | heap(sep(lseg(X2,X1),sep(lseg(X1,X3),X4))) ),
    inference(paramodulation,[status(thm)],[f18,f35]) ).

fof(f238,plain,
    ! [X0,X1,X2] :
      ( ~ heap(sep(next(X0,X1),X2))
      | X0 = X1
      | heap(sep(lseg(X0,X1),X2)) ),
    inference(paramodulation,[status(thm)],[f19,f29]) ).

fof(f771,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)],[f52,f238]) ).

fof(f11815,plain,
    ( spl0_6
  <=> x1 = x3 ),
    introduced(split_symbol_definition) ).

fof(f11816,plain,
    ( x1 = x3
    | ~ spl0_6 ),
    inference(component_clause,[status(thm)],[f11815]) ).

fof(f11818,plain,
    ( spl0_7
  <=> heap(sep(lseg(x1,x3),sep(lseg(x2,x1),sep(lseg(x3,nil),emp)))) ),
    introduced(split_symbol_definition) ).

fof(f11819,plain,
    ( heap(sep(lseg(x1,x3),sep(lseg(x2,x1),sep(lseg(x3,nil),emp))))
    | ~ spl0_7 ),
    inference(component_clause,[status(thm)],[f11818]) ).

fof(f11821,plain,
    ( x1 = x3
    | heap(sep(lseg(x1,x3),sep(lseg(x2,x1),sep(lseg(x3,nil),emp)))) ),
    inference(resolution,[status(thm)],[f771,f40]) ).

fof(f11822,plain,
    ( spl0_6
    | spl0_7 ),
    inference(split_clause,[status(thm)],[f11821,f11815,f11818]) ).

fof(f11911,plain,
    ( $false
    | ~ spl0_6 ),
    inference(forward_subsumption_resolution,[status(thm)],[f11816,f38]) ).

fof(f11912,plain,
    ~ spl0_6,
    inference(contradiction_clause,[status(thm)],[f11911]) ).

fof(f12059,plain,
    ( spl0_8
  <=> x3 = nil ),
    introduced(split_symbol_definition) ).

fof(f12060,plain,
    ( x3 = nil
    | ~ spl0_8 ),
    inference(component_clause,[status(thm)],[f12059]) ).

fof(f12062,plain,
    ( spl0_9
  <=> heap(sep(lseg(x2,x3),sep(lseg(x3,nil),emp))) ),
    introduced(split_symbol_definition) ).

fof(f12063,plain,
    ( heap(sep(lseg(x2,x3),sep(lseg(x3,nil),emp)))
    | ~ spl0_9 ),
    inference(component_clause,[status(thm)],[f12062]) ).

fof(f12065,plain,
    ( x3 = nil
    | heap(sep(lseg(x2,x3),sep(lseg(x3,nil),emp)))
    | ~ spl0_7 ),
    inference(resolution,[status(thm)],[f11819,f160]) ).

fof(f12066,plain,
    ( spl0_8
    | spl0_9
    | ~ spl0_7 ),
    inference(split_clause,[status(thm)],[f12065,f12059,f12062,f11818]) ).

fof(f12067,plain,
    ( heap(sep(lseg(x1,nil),sep(lseg(x2,x1),emp)))
    | ~ spl0_7 ),
    inference(resolution,[status(thm)],[f11819,f156]) ).

fof(f12080,plain,
    ( ~ heap(sep(lseg(x2,x3),sep(lseg(nil,nil),emp)))
    | ~ spl0_8 ),
    inference(backward_demodulation,[status(thm)],[f12060,f59]) ).

fof(f12081,plain,
    ( ~ heap(sep(lseg(nil,nil),sep(lseg(x2,x3),emp)))
    | ~ spl0_8 ),
    inference(forward_demodulation,[status(thm)],[f18,f12080]) ).

fof(f12082,plain,
    ( ~ heap(sep(lseg(x2,x3),emp))
    | ~ spl0_8 ),
    inference(forward_demodulation,[status(thm)],[f19,f12081]) ).

fof(f12083,plain,
    ( ~ heap(sep(lseg(x2,nil),emp))
    | ~ spl0_8 ),
    inference(forward_demodulation,[status(thm)],[f12060,f12082]) ).

fof(f12090,plain,
    ( heap(sep(lseg(x2,nil),emp))
    | ~ spl0_7 ),
    inference(resolution,[status(thm)],[f12067,f152]) ).

fof(f12091,plain,
    ( $false
    | ~ spl0_8
    | ~ spl0_7 ),
    inference(forward_subsumption_resolution,[status(thm)],[f12090,f12083]) ).

fof(f12092,plain,
    ( ~ spl0_8
    | ~ spl0_7 ),
    inference(contradiction_clause,[status(thm)],[f12091]) ).

fof(f12099,plain,
    ( $false
    | ~ spl0_9 ),
    inference(forward_subsumption_resolution,[status(thm)],[f59,f12063]) ).

fof(f12100,plain,
    ~ spl0_9,
    inference(contradiction_clause,[status(thm)],[f12099]) ).

fof(f12101,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f11822,f11912,f12066,f12092,f12100]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SWW410-1 : TPTP v8.1.2. Released v5.2.0.
% 0.12/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.12/0.34  % Computer : n017.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 300
% 0.12/0.34  % DateTime : Tue May 30 10:23:25 EDT 2023
% 0.12/0.34  % CPUTime  : 
% 0.20/0.35  % Drodi V3.5.1
% 16.44/2.46  % Refutation found
% 16.44/2.46  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 16.44/2.46  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 16.44/2.50  % Elapsed time: 2.143546 seconds
% 16.44/2.50  % CPU time: 16.911957 seconds
% 16.44/2.50  % Memory used: 183.487 MB
%------------------------------------------------------------------------------