TSTP Solution File: SWC328+1 by Drodi---3.5.1

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%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : SWC328+1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n031.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 12:40:04 EDT 2023

% Result   : Theorem 0.20s 0.38s
% Output   : CNFRefutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   27 (   9 unt;   0 def)
%            Number of atoms       :   73 (  15 equ)
%            Maximal formula atoms :    9 (   2 avg)
%            Number of connectives :   68 (  22   ~;  19   |;  16   &)
%                                         (   2 <=>;   9  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   14 (   4 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    7 (   5 usr;   3 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   5 con; 0-0 aty)
%            Number of variables   :   15 (;  11   !;   4   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f57,axiom,
    ! [U] :
      ( ssList(U)
     => segmentP(U,nil) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f74,axiom,
    equalelemsP(nil),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f96,conjecture,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ! [W] :
              ( ssList(W)
             => ! [X] :
                  ( ssList(X)
                 => ( nil != W
                    | V != X
                    | U != W
                    | ( segmentP(V,U)
                      & equalelemsP(U) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f97,negated_conjecture,
    ~ ! [U] :
        ( ssList(U)
       => ! [V] :
            ( ssList(V)
           => ! [W] :
                ( ssList(W)
               => ! [X] :
                    ( ssList(X)
                   => ( nil != W
                      | V != X
                      | U != W
                      | ( segmentP(V,U)
                        & equalelemsP(U) ) ) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f96]) ).

fof(f322,plain,
    ! [U] :
      ( ~ ssList(U)
      | segmentP(U,nil) ),
    inference(pre_NNF_transformation,[status(esa)],[f57]) ).

fof(f323,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | segmentP(X0,nil) ),
    inference(cnf_transformation,[status(esa)],[f322]) ).

fof(f362,plain,
    equalelemsP(nil),
    inference(cnf_transformation,[status(esa)],[f74]) ).

fof(f415,plain,
    ? [U] :
      ( ssList(U)
      & ? [V] :
          ( ssList(V)
          & ? [W] :
              ( ssList(W)
              & ? [X] :
                  ( ssList(X)
                  & nil = W
                  & V = X
                  & U = W
                  & ( ~ segmentP(V,U)
                    | ~ equalelemsP(U) ) ) ) ) ),
    inference(pre_NNF_transformation,[status(esa)],[f97]) ).

fof(f416,plain,
    ( ssList(sk0_47)
    & ssList(sk0_48)
    & ssList(sk0_49)
    & ssList(sk0_50)
    & nil = sk0_49
    & sk0_48 = sk0_50
    & sk0_47 = sk0_49
    & ( ~ segmentP(sk0_48,sk0_47)
      | ~ equalelemsP(sk0_47) ) ),
    inference(skolemization,[status(esa)],[f415]) ).

fof(f418,plain,
    ssList(sk0_48),
    inference(cnf_transformation,[status(esa)],[f416]) ).

fof(f421,plain,
    nil = sk0_49,
    inference(cnf_transformation,[status(esa)],[f416]) ).

fof(f423,plain,
    sk0_47 = sk0_49,
    inference(cnf_transformation,[status(esa)],[f416]) ).

fof(f424,plain,
    ( ~ segmentP(sk0_48,sk0_47)
    | ~ equalelemsP(sk0_47) ),
    inference(cnf_transformation,[status(esa)],[f416]) ).

fof(f425,plain,
    ( spl0_0
  <=> segmentP(sk0_48,sk0_47) ),
    introduced(split_symbol_definition) ).

fof(f427,plain,
    ( ~ segmentP(sk0_48,sk0_47)
    | spl0_0 ),
    inference(component_clause,[status(thm)],[f425]) ).

fof(f428,plain,
    ( spl0_1
  <=> equalelemsP(sk0_47) ),
    introduced(split_symbol_definition) ).

fof(f430,plain,
    ( ~ equalelemsP(sk0_47)
    | spl0_1 ),
    inference(component_clause,[status(thm)],[f428]) ).

fof(f431,plain,
    ( ~ spl0_0
    | ~ spl0_1 ),
    inference(split_clause,[status(thm)],[f424,f425,f428]) ).

fof(f464,plain,
    sk0_47 = nil,
    inference(forward_demodulation,[status(thm)],[f421,f423]) ).

fof(f478,plain,
    ( ~ segmentP(sk0_48,nil)
    | spl0_0 ),
    inference(forward_demodulation,[status(thm)],[f464,f427]) ).

fof(f479,plain,
    ( ~ ssList(sk0_48)
    | spl0_0 ),
    inference(resolution,[status(thm)],[f478,f323]) ).

fof(f480,plain,
    ( $false
    | spl0_0 ),
    inference(forward_subsumption_resolution,[status(thm)],[f479,f418]) ).

fof(f481,plain,
    spl0_0,
    inference(contradiction_clause,[status(thm)],[f480]) ).

fof(f482,plain,
    ( ~ equalelemsP(nil)
    | spl0_1 ),
    inference(forward_demodulation,[status(thm)],[f464,f430]) ).

fof(f483,plain,
    ( $false
    | spl0_1 ),
    inference(forward_subsumption_resolution,[status(thm)],[f482,f362]) ).

fof(f484,plain,
    spl0_1,
    inference(contradiction_clause,[status(thm)],[f483]) ).

fof(f485,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f431,f481,f484]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12  % Problem  : SWC328+1 : TPTP v8.1.2. Released v2.4.0.
% 0.04/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.13/0.34  % Computer : n031.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
% 0.13/0.34  % DateTime : Tue May 30 11:45:52 EDT 2023
% 0.13/0.34  % CPUTime  : 
% 0.20/0.35  % Drodi V3.5.1
% 0.20/0.38  % Refutation found
% 0.20/0.38  % SZS status Theorem for theBenchmark: Theorem is valid
% 0.20/0.38  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.20/0.38  % Elapsed time: 0.031259 seconds
% 0.20/0.38  % CPU time: 0.041718 seconds
% 0.20/0.38  % Memory used: 14.073 MB
%------------------------------------------------------------------------------