TSTP Solution File: SWC257+1 by Drodi---3.5.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : SWC257+1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n004.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 12:39:49 EDT 2023

% Result   : Theorem 0.10s 0.33s
% Output   : CNFRefutation 0.16s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   42 (   8 unt;   0 def)
%            Number of atoms       :  149 (  38 equ)
%            Maximal formula atoms :   16 (   3 avg)
%            Number of connectives :  165 (  58   ~;  54   |;  41   &)
%                                         (   4 <=>;   8  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   22 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :   12 (  10 usr;   5 prp; 0-3 aty)
%            Number of functors    :    7 (   7 usr;   6 con; 0-2 aty)
%            Number of variables   :   40 (;  28   !;  12   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f65,axiom,
    ! [U] :
      ( ssItem(U)
     => totalorderedP(cons(U,nil)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f66,axiom,
    totalorderedP(nil),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f96,conjecture,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ! [W] :
              ( ssList(W)
             => ! [X] :
                  ( ~ ssList(X)
                  | V != X
                  | U != W
                  | totalorderedP(U)
                  | ( ! [Y] :
                        ( ~ ssItem(Y)
                        | cons(Y,nil) != W
                        | ~ memberP(X,Y)
                        | ? [Z] :
                            ( ssItem(Z)
                            & Y != Z
                            & memberP(X,Z)
                            & leq(Y,Z) ) )
                    & ( nil != X
                      | nil != W ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f97,negated_conjecture,
    ~ ! [U] :
        ( ssList(U)
       => ! [V] :
            ( ssList(V)
           => ! [W] :
                ( ssList(W)
               => ! [X] :
                    ( ~ ssList(X)
                    | V != X
                    | U != W
                    | totalorderedP(U)
                    | ( ! [Y] :
                          ( ~ ssItem(Y)
                          | cons(Y,nil) != W
                          | ~ memberP(X,Y)
                          | ? [Z] :
                              ( ssItem(Z)
                              & Y != Z
                              & memberP(X,Z)
                              & leq(Y,Z) ) )
                      & ( nil != X
                        | nil != W ) ) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f96]) ).

fof(f337,plain,
    ! [U] :
      ( ~ ssItem(U)
      | totalorderedP(cons(U,nil)) ),
    inference(pre_NNF_transformation,[status(esa)],[f65]) ).

fof(f338,plain,
    ! [X0] :
      ( ~ ssItem(X0)
      | totalorderedP(cons(X0,nil)) ),
    inference(cnf_transformation,[status(esa)],[f337]) ).

fof(f339,plain,
    totalorderedP(nil),
    inference(cnf_transformation,[status(esa)],[f66]) ).

fof(f415,plain,
    ? [U] :
      ( ssList(U)
      & ? [V] :
          ( ssList(V)
          & ? [W] :
              ( ssList(W)
              & ? [X] :
                  ( ssList(X)
                  & V = X
                  & U = W
                  & ~ totalorderedP(U)
                  & ( ? [Y] :
                        ( ssItem(Y)
                        & cons(Y,nil) = W
                        & memberP(X,Y)
                        & ! [Z] :
                            ( ~ ssItem(Z)
                            | Y = Z
                            | ~ memberP(X,Z)
                            | ~ leq(Y,Z) ) )
                    | ( nil = X
                      & nil = W ) ) ) ) ) ),
    inference(pre_NNF_transformation,[status(esa)],[f97]) ).

fof(f416,plain,
    ! [W,X,Y] :
      ( pd0_0(Y,X,W)
     => ( ssItem(Y)
        & cons(Y,nil) = W
        & memberP(X,Y)
        & ! [Z] :
            ( ~ ssItem(Z)
            | Y = Z
            | ~ memberP(X,Z)
            | ~ leq(Y,Z) ) ) ),
    introduced(predicate_definition,[f415]) ).

fof(f417,plain,
    ? [U] :
      ( ssList(U)
      & ? [V] :
          ( ssList(V)
          & ? [W] :
              ( ssList(W)
              & ? [X] :
                  ( ssList(X)
                  & V = X
                  & U = W
                  & ~ totalorderedP(U)
                  & ( ? [Y] : pd0_0(Y,X,W)
                    | ( nil = X
                      & nil = W ) ) ) ) ) ),
    inference(formula_renaming,[status(thm)],[f415,f416]) ).

fof(f418,plain,
    ( ssList(sk0_47)
    & ssList(sk0_48)
    & ssList(sk0_49)
    & ssList(sk0_50)
    & sk0_48 = sk0_50
    & sk0_47 = sk0_49
    & ~ totalorderedP(sk0_47)
    & ( pd0_0(sk0_51,sk0_50,sk0_49)
      | ( nil = sk0_50
        & nil = sk0_49 ) ) ),
    inference(skolemization,[status(esa)],[f417]) ).

fof(f423,plain,
    sk0_48 = sk0_50,
    inference(cnf_transformation,[status(esa)],[f418]) ).

fof(f424,plain,
    sk0_47 = sk0_49,
    inference(cnf_transformation,[status(esa)],[f418]) ).

fof(f425,plain,
    ~ totalorderedP(sk0_47),
    inference(cnf_transformation,[status(esa)],[f418]) ).

fof(f427,plain,
    ( pd0_0(sk0_51,sk0_50,sk0_49)
    | nil = sk0_49 ),
    inference(cnf_transformation,[status(esa)],[f418]) ).

fof(f428,plain,
    ! [W,X,Y] :
      ( ~ pd0_0(Y,X,W)
      | ( ssItem(Y)
        & cons(Y,nil) = W
        & memberP(X,Y)
        & ! [Z] :
            ( ~ ssItem(Z)
            | Y = Z
            | ~ memberP(X,Z)
            | ~ leq(Y,Z) ) ) ),
    inference(pre_NNF_transformation,[status(esa)],[f416]) ).

fof(f429,plain,
    ! [X0,X1,X2] :
      ( ~ pd0_0(X0,X1,X2)
      | ssItem(X0) ),
    inference(cnf_transformation,[status(esa)],[f428]) ).

fof(f430,plain,
    ! [X0,X1,X2] :
      ( ~ pd0_0(X0,X1,X2)
      | cons(X0,nil) = X2 ),
    inference(cnf_transformation,[status(esa)],[f428]) ).

fof(f433,plain,
    ( spl0_0
  <=> pd0_0(sk0_51,sk0_50,sk0_49) ),
    introduced(split_symbol_definition) ).

fof(f434,plain,
    ( pd0_0(sk0_51,sk0_50,sk0_49)
    | ~ spl0_0 ),
    inference(component_clause,[status(thm)],[f433]) ).

fof(f440,plain,
    ( spl0_2
  <=> nil = sk0_49 ),
    introduced(split_symbol_definition) ).

fof(f441,plain,
    ( nil = sk0_49
    | ~ spl0_2 ),
    inference(component_clause,[status(thm)],[f440]) ).

fof(f443,plain,
    ( spl0_0
    | spl0_2 ),
    inference(split_clause,[status(thm)],[f427,f433,f440]) ).

fof(f476,plain,
    ( pd0_0(sk0_51,sk0_48,sk0_49)
    | ~ spl0_0 ),
    inference(forward_demodulation,[status(thm)],[f423,f434]) ).

fof(f477,plain,
    ( pd0_0(sk0_51,sk0_48,sk0_47)
    | ~ spl0_0 ),
    inference(forward_demodulation,[status(thm)],[f424,f476]) ).

fof(f478,plain,
    ( cons(sk0_51,nil) = sk0_47
    | ~ spl0_0 ),
    inference(resolution,[status(thm)],[f477,f430]) ).

fof(f480,plain,
    ( ssItem(sk0_51)
    | ~ spl0_0 ),
    inference(resolution,[status(thm)],[f477,f429]) ).

fof(f481,plain,
    ( spl0_3
  <=> ssItem(sk0_51) ),
    introduced(split_symbol_definition) ).

fof(f483,plain,
    ( ~ ssItem(sk0_51)
    | spl0_3 ),
    inference(component_clause,[status(thm)],[f481]) ).

fof(f484,plain,
    ( spl0_4
  <=> totalorderedP(sk0_47) ),
    introduced(split_symbol_definition) ).

fof(f485,plain,
    ( totalorderedP(sk0_47)
    | ~ spl0_4 ),
    inference(component_clause,[status(thm)],[f484]) ).

fof(f487,plain,
    ( ~ ssItem(sk0_51)
    | totalorderedP(sk0_47)
    | ~ spl0_0 ),
    inference(paramodulation,[status(thm)],[f478,f338]) ).

fof(f488,plain,
    ( ~ spl0_3
    | spl0_4
    | ~ spl0_0 ),
    inference(split_clause,[status(thm)],[f487,f481,f484,f433]) ).

fof(f512,plain,
    ( $false
    | ~ spl0_0
    | spl0_3 ),
    inference(forward_subsumption_resolution,[status(thm)],[f483,f480]) ).

fof(f513,plain,
    ( ~ spl0_0
    | spl0_3 ),
    inference(contradiction_clause,[status(thm)],[f512]) ).

fof(f515,plain,
    ( nil = sk0_47
    | ~ spl0_2 ),
    inference(forward_demodulation,[status(thm)],[f424,f441]) ).

fof(f520,plain,
    ( ~ totalorderedP(nil)
    | ~ spl0_2 ),
    inference(backward_demodulation,[status(thm)],[f515,f425]) ).

fof(f521,plain,
    ( $false
    | ~ spl0_2 ),
    inference(forward_subsumption_resolution,[status(thm)],[f520,f339]) ).

fof(f522,plain,
    ~ spl0_2,
    inference(contradiction_clause,[status(thm)],[f521]) ).

fof(f555,plain,
    ( $false
    | ~ spl0_4 ),
    inference(forward_subsumption_resolution,[status(thm)],[f425,f485]) ).

fof(f556,plain,
    ~ spl0_4,
    inference(contradiction_clause,[status(thm)],[f555]) ).

fof(f557,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f443,f488,f513,f522,f556]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.05/0.11  % Problem  : SWC257+1 : TPTP v8.1.2. Released v2.4.0.
% 0.05/0.11  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.10/0.31  % Computer : n004.cluster.edu
% 0.10/0.31  % Model    : x86_64 x86_64
% 0.10/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.31  % Memory   : 8042.1875MB
% 0.10/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.31  % CPULimit : 300
% 0.10/0.31  % WCLimit  : 300
% 0.10/0.31  % DateTime : Tue May 30 11:17:52 EDT 2023
% 0.10/0.32  % CPUTime  : 
% 0.10/0.33  % Drodi V3.5.1
% 0.10/0.33  % Refutation found
% 0.10/0.33  % SZS status Theorem for theBenchmark: Theorem is valid
% 0.10/0.33  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.16/0.56  % Elapsed time: 0.023756 seconds
% 0.16/0.56  % CPU time: 0.020390 seconds
% 0.16/0.56  % Memory used: 4.112 MB
%------------------------------------------------------------------------------