TSTP Solution File: SWC182-1 by Drodi---3.5.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : SWC182-1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n027.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 12:39:34 EDT 2023

% Result   : Unsatisfiable 0.07s 0.28s
% Output   : CNFRefutation 0.11s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :   25
% Syntax   : Number of formulae    :   85 (  21 unt;   0 def)
%            Number of atoms       :  198 (  34 equ)
%            Maximal formula atoms :    5 (   2 avg)
%            Number of connectives :  210 (  97   ~; 101   |;   0   &)
%                                         (  12 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   3 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :   17 (  15 usr;  13 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   6 con; 0-2 aty)
%            Number of variables   :   22 (;  22   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f8,axiom,
    ssList(nil),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f71,axiom,
    ! [U] :
      ( ~ memberP(nil,U)
      | ~ ssItem(U) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f85,axiom,
    ! [U,V] :
      ( ~ ssList(U)
      | ~ ssList(V)
      | ssList(app(V,U)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f86,axiom,
    ! [U,V] :
      ( ~ ssItem(U)
      | ~ ssList(V)
      | ssList(cons(U,V)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f118,axiom,
    ! [U,V] :
      ( app(U,V) != nil
      | ~ ssList(V)
      | ~ ssList(U)
      | nil = U ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f119,axiom,
    ! [U,V] :
      ( app(U,V) != nil
      | ~ ssList(V)
      | ~ ssList(U)
      | nil = V ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f190,negated_conjecture,
    nil = sk3,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f192,negated_conjecture,
    sk1 = sk3,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f193,negated_conjecture,
    ssItem(sk5),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f194,negated_conjecture,
    ssList(sk6),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f195,negated_conjecture,
    ssList(sk7),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f196,negated_conjecture,
    app(app(sk6,cons(sk5,nil)),sk7) = sk1,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f197,negated_conjecture,
    ( memberP(sk6,sk5)
    | memberP(sk7,sk5) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f205,plain,
    ssList(nil),
    inference(cnf_transformation,[status(esa)],[f8]) ).

fof(f268,plain,
    ! [X0] :
      ( ~ memberP(nil,X0)
      | ~ ssItem(X0) ),
    inference(cnf_transformation,[status(esa)],[f71]) ).

fof(f283,plain,
    ! [X0,X1] :
      ( ~ ssList(X0)
      | ~ ssList(X1)
      | ssList(app(X1,X0)) ),
    inference(cnf_transformation,[status(esa)],[f85]) ).

fof(f284,plain,
    ! [X0,X1] :
      ( ~ ssItem(X0)
      | ~ ssList(X1)
      | ssList(cons(X0,X1)) ),
    inference(cnf_transformation,[status(esa)],[f86]) ).

fof(f324,plain,
    ! [U] :
      ( ! [V] :
          ( app(U,V) != nil
          | ~ ssList(V) )
      | ~ ssList(U)
      | nil = U ),
    inference(miniscoping,[status(esa)],[f118]) ).

fof(f325,plain,
    ! [X0,X1] :
      ( app(X0,X1) != nil
      | ~ ssList(X1)
      | ~ ssList(X0)
      | nil = X0 ),
    inference(cnf_transformation,[status(esa)],[f324]) ).

fof(f326,plain,
    ! [V] :
      ( ! [U] :
          ( app(U,V) != nil
          | ~ ssList(V)
          | ~ ssList(U) )
      | nil = V ),
    inference(miniscoping,[status(esa)],[f119]) ).

fof(f327,plain,
    ! [X0,X1] :
      ( app(X0,X1) != nil
      | ~ ssList(X1)
      | ~ ssList(X0)
      | nil = X1 ),
    inference(cnf_transformation,[status(esa)],[f326]) ).

fof(f432,plain,
    nil = sk3,
    inference(cnf_transformation,[status(esa)],[f190]) ).

fof(f434,plain,
    sk1 = sk3,
    inference(cnf_transformation,[status(esa)],[f192]) ).

fof(f435,plain,
    ssItem(sk5),
    inference(cnf_transformation,[status(esa)],[f193]) ).

fof(f436,plain,
    ssList(sk6),
    inference(cnf_transformation,[status(esa)],[f194]) ).

fof(f437,plain,
    ssList(sk7),
    inference(cnf_transformation,[status(esa)],[f195]) ).

fof(f438,plain,
    app(app(sk6,cons(sk5,nil)),sk7) = sk1,
    inference(cnf_transformation,[status(esa)],[f196]) ).

fof(f439,plain,
    ( memberP(sk6,sk5)
    | memberP(sk7,sk5) ),
    inference(cnf_transformation,[status(esa)],[f197]) ).

fof(f447,plain,
    ( spl0_2
  <=> memberP(sk6,sk5) ),
    introduced(split_symbol_definition) ).

fof(f448,plain,
    ( memberP(sk6,sk5)
    | ~ spl0_2 ),
    inference(component_clause,[status(thm)],[f447]) ).

fof(f450,plain,
    ( spl0_3
  <=> memberP(sk7,sk5) ),
    introduced(split_symbol_definition) ).

fof(f451,plain,
    ( memberP(sk7,sk5)
    | ~ spl0_3 ),
    inference(component_clause,[status(thm)],[f450]) ).

fof(f452,plain,
    ( ~ memberP(sk7,sk5)
    | spl0_3 ),
    inference(component_clause,[status(thm)],[f450]) ).

fof(f453,plain,
    ( spl0_2
    | spl0_3 ),
    inference(split_clause,[status(thm)],[f439,f447,f450]) ).

fof(f485,plain,
    sk1 = nil,
    inference(forward_demodulation,[status(thm)],[f432,f434]) ).

fof(f497,plain,
    app(app(sk6,cons(sk5,nil)),sk7) = nil,
    inference(forward_demodulation,[status(thm)],[f485,f438]) ).

fof(f501,plain,
    ( spl0_5
  <=> ssList(sk7) ),
    introduced(split_symbol_definition) ).

fof(f503,plain,
    ( ~ ssList(sk7)
    | spl0_5 ),
    inference(component_clause,[status(thm)],[f501]) ).

fof(f504,plain,
    ( spl0_6
  <=> ssList(app(sk6,cons(sk5,nil))) ),
    introduced(split_symbol_definition) ).

fof(f506,plain,
    ( ~ ssList(app(sk6,cons(sk5,nil)))
    | spl0_6 ),
    inference(component_clause,[status(thm)],[f504]) ).

fof(f509,plain,
    ( spl0_7
  <=> ssList(nil) ),
    introduced(split_symbol_definition) ).

fof(f511,plain,
    ( ~ ssList(nil)
    | spl0_7 ),
    inference(component_clause,[status(thm)],[f509]) ).

fof(f514,plain,
    ( spl0_8
  <=> ssList(cons(sk5,nil)) ),
    introduced(split_symbol_definition) ).

fof(f516,plain,
    ( ~ ssList(cons(sk5,nil))
    | spl0_8 ),
    inference(component_clause,[status(thm)],[f514]) ).

fof(f517,plain,
    ( spl0_9
  <=> ssList(sk6) ),
    introduced(split_symbol_definition) ).

fof(f519,plain,
    ( ~ ssList(sk6)
    | spl0_9 ),
    inference(component_clause,[status(thm)],[f517]) ).

fof(f520,plain,
    ( ~ ssList(cons(sk5,nil))
    | ~ ssList(sk6)
    | spl0_6 ),
    inference(resolution,[status(thm)],[f506,f283]) ).

fof(f521,plain,
    ( ~ spl0_8
    | ~ spl0_9
    | spl0_6 ),
    inference(split_clause,[status(thm)],[f520,f514,f517,f504]) ).

fof(f522,plain,
    ( $false
    | spl0_9 ),
    inference(forward_subsumption_resolution,[status(thm)],[f519,f436]) ).

fof(f523,plain,
    spl0_9,
    inference(contradiction_clause,[status(thm)],[f522]) ).

fof(f524,plain,
    ( $false
    | spl0_5 ),
    inference(forward_subsumption_resolution,[status(thm)],[f503,f437]) ).

fof(f525,plain,
    spl0_5,
    inference(contradiction_clause,[status(thm)],[f524]) ).

fof(f526,plain,
    ( spl0_10
  <=> ssItem(sk5) ),
    introduced(split_symbol_definition) ).

fof(f528,plain,
    ( ~ ssItem(sk5)
    | spl0_10 ),
    inference(component_clause,[status(thm)],[f526]) ).

fof(f529,plain,
    ( ~ ssItem(sk5)
    | ~ ssList(nil)
    | spl0_8 ),
    inference(resolution,[status(thm)],[f516,f284]) ).

fof(f530,plain,
    ( ~ spl0_10
    | ~ spl0_7
    | spl0_8 ),
    inference(split_clause,[status(thm)],[f529,f526,f509,f514]) ).

fof(f531,plain,
    ( $false
    | spl0_10 ),
    inference(forward_subsumption_resolution,[status(thm)],[f528,f435]) ).

fof(f532,plain,
    spl0_10,
    inference(contradiction_clause,[status(thm)],[f531]) ).

fof(f538,plain,
    ( spl0_11
  <=> nil = app(sk6,cons(sk5,nil)) ),
    introduced(split_symbol_definition) ).

fof(f539,plain,
    ( nil = app(sk6,cons(sk5,nil))
    | ~ spl0_11 ),
    inference(component_clause,[status(thm)],[f538]) ).

fof(f541,plain,
    ( ~ ssList(sk7)
    | ~ ssList(app(sk6,cons(sk5,nil)))
    | nil = app(sk6,cons(sk5,nil)) ),
    inference(resolution,[status(thm)],[f325,f497]) ).

fof(f542,plain,
    ( ~ spl0_5
    | ~ spl0_6
    | spl0_11 ),
    inference(split_clause,[status(thm)],[f541,f501,f504,f538]) ).

fof(f543,plain,
    ( spl0_12
  <=> nil = nil ),
    introduced(split_symbol_definition) ).

fof(f553,plain,
    ( app(nil,sk7) = nil
    | ~ spl0_11 ),
    inference(backward_demodulation,[status(thm)],[f539,f497]) ).

fof(f554,plain,
    ( spl0_13
  <=> nil = sk6 ),
    introduced(split_symbol_definition) ).

fof(f555,plain,
    ( nil = sk6
    | ~ spl0_13 ),
    inference(component_clause,[status(thm)],[f554]) ).

fof(f557,plain,
    ( ~ ssList(cons(sk5,nil))
    | ~ ssList(sk6)
    | nil = sk6
    | ~ spl0_11 ),
    inference(resolution,[status(thm)],[f539,f325]) ).

fof(f558,plain,
    ( ~ spl0_8
    | ~ spl0_9
    | spl0_13
    | ~ spl0_11 ),
    inference(split_clause,[status(thm)],[f557,f514,f517,f554,f538]) ).

fof(f563,plain,
    ( $false
    | spl0_7 ),
    inference(forward_subsumption_resolution,[status(thm)],[f511,f205]) ).

fof(f564,plain,
    spl0_7,
    inference(contradiction_clause,[status(thm)],[f563]) ).

fof(f565,plain,
    ( memberP(nil,sk5)
    | ~ spl0_13
    | ~ spl0_2 ),
    inference(backward_demodulation,[status(thm)],[f555,f448]) ).

fof(f572,plain,
    ( spl0_14
  <=> nil = sk7 ),
    introduced(split_symbol_definition) ).

fof(f573,plain,
    ( nil = sk7
    | ~ spl0_14 ),
    inference(component_clause,[status(thm)],[f572]) ).

fof(f589,plain,
    ( nil = app(nil,cons(sk5,nil))
    | ~ spl0_13
    | ~ spl0_11 ),
    inference(forward_demodulation,[status(thm)],[f555,f539]) ).

fof(f590,plain,
    ( ~ ssList(cons(sk5,nil))
    | ~ ssList(nil)
    | nil = nil
    | ~ spl0_13
    | ~ spl0_11 ),
    inference(resolution,[status(thm)],[f589,f325]) ).

fof(f591,plain,
    ( ~ spl0_8
    | ~ spl0_7
    | spl0_12
    | ~ spl0_13
    | ~ spl0_11 ),
    inference(split_clause,[status(thm)],[f590,f514,f509,f543,f554,f538]) ).

fof(f613,plain,
    ( nil != nil
    | ~ ssList(sk7)
    | ~ ssList(nil)
    | nil = sk7
    | ~ spl0_11 ),
    inference(paramodulation,[status(thm)],[f553,f327]) ).

fof(f614,plain,
    ( ~ spl0_12
    | ~ spl0_5
    | ~ spl0_7
    | spl0_14
    | ~ spl0_11 ),
    inference(split_clause,[status(thm)],[f613,f543,f501,f509,f572,f538]) ).

fof(f719,plain,
    ( memberP(nil,sk5)
    | ~ spl0_14
    | ~ spl0_3 ),
    inference(backward_demodulation,[status(thm)],[f573,f451]) ).

fof(f722,plain,
    ( ~ ssItem(sk5)
    | ~ spl0_14
    | ~ spl0_3 ),
    inference(resolution,[status(thm)],[f719,f268]) ).

fof(f723,plain,
    ( ~ spl0_10
    | ~ spl0_14
    | ~ spl0_3 ),
    inference(split_clause,[status(thm)],[f722,f526,f572,f450]) ).

fof(f724,plain,
    ( ~ memberP(nil,sk5)
    | ~ spl0_14
    | spl0_3 ),
    inference(forward_demodulation,[status(thm)],[f573,f452]) ).

fof(f725,plain,
    ( $false
    | ~ spl0_14
    | spl0_3
    | ~ spl0_13
    | ~ spl0_2 ),
    inference(forward_subsumption_resolution,[status(thm)],[f565,f724]) ).

fof(f726,plain,
    ( ~ spl0_14
    | spl0_3
    | ~ spl0_13
    | ~ spl0_2 ),
    inference(contradiction_clause,[status(thm)],[f725]) ).

fof(f727,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f453,f521,f523,f525,f530,f532,f542,f558,f564,f591,f614,f723,f726]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.07  % Problem  : SWC182-1 : TPTP v8.1.2. Released v2.4.0.
% 0.04/0.08  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.07/0.26  % Computer : n027.cluster.edu
% 0.07/0.26  % Model    : x86_64 x86_64
% 0.07/0.26  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.07/0.26  % Memory   : 8042.1875MB
% 0.07/0.26  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.07/0.26  % CPULimit : 300
% 0.07/0.26  % WCLimit  : 300
% 0.07/0.26  % DateTime : Tue May 30 11:40:17 EDT 2023
% 0.07/0.26  % CPUTime  : 
% 0.07/0.27  % Drodi V3.5.1
% 0.07/0.28  % Refutation found
% 0.07/0.28  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.07/0.28  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.11/0.51  % Elapsed time: 0.033831 seconds
% 0.11/0.51  % CPU time: 0.025395 seconds
% 0.11/0.51  % Memory used: 4.208 MB
%------------------------------------------------------------------------------