TSTP Solution File: SWC206-1 by Drodi---3.5.1

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%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : SWC206-1 : 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 12:39:40 EDT 2023

% Result   : Unsatisfiable 0.14s 0.31s
% Output   : CNFRefutation 0.14s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :   21
% Syntax   : Number of formulae    :   64 (  19 unt;   0 def)
%            Number of atoms       :  126 (  15 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :  113 (  51   ~;  53   |;   0   &)
%                                         (   9 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   3 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :   14 (  12 usr;  10 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   6 con; 0-0 aty)
%            Number of variables   :    6 (;   6   !;   0   ?)

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

fof(f80,axiom,
    ! [U] :
      ( ~ segmentP(nil,U)
      | ~ ssList(U)
      | nil = U ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f100,axiom,
    ! [U,V] :
      ( ~ ssList(U)
      | ~ ssList(V)
      | neq(V,U)
      | V = U ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f186,negated_conjecture,
    ssList(sk1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f187,negated_conjecture,
    ssList(sk2),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f190,negated_conjecture,
    sk2 = sk4,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f191,negated_conjecture,
    sk1 = sk3,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f192,negated_conjecture,
    neq(sk2,nil),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f193,negated_conjecture,
    ~ neq(sk1,nil),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f195,negated_conjecture,
    ( ssList(sk5)
    | ~ neq(sk4,nil) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f196,negated_conjecture,
    ( neq(sk5,nil)
    | ~ neq(sk4,nil) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f198,negated_conjecture,
    ( segmentP(sk3,sk5)
    | ~ neq(sk4,nil) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f206,plain,
    ssList(nil),
    inference(cnf_transformation,[status(esa)],[f8]) ).

fof(f279,plain,
    ! [X0] :
      ( ~ segmentP(nil,X0)
      | ~ ssList(X0)
      | nil = X0 ),
    inference(cnf_transformation,[status(esa)],[f80]) ).

fof(f301,plain,
    ! [X0,X1] :
      ( ~ ssList(X0)
      | ~ ssList(X1)
      | neq(X1,X0)
      | X1 = X0 ),
    inference(cnf_transformation,[status(esa)],[f100]) ).

fof(f429,plain,
    ssList(sk1),
    inference(cnf_transformation,[status(esa)],[f186]) ).

fof(f430,plain,
    ssList(sk2),
    inference(cnf_transformation,[status(esa)],[f187]) ).

fof(f433,plain,
    sk2 = sk4,
    inference(cnf_transformation,[status(esa)],[f190]) ).

fof(f434,plain,
    sk1 = sk3,
    inference(cnf_transformation,[status(esa)],[f191]) ).

fof(f435,plain,
    neq(sk2,nil),
    inference(cnf_transformation,[status(esa)],[f192]) ).

fof(f436,plain,
    ~ neq(sk1,nil),
    inference(cnf_transformation,[status(esa)],[f193]) ).

fof(f438,plain,
    ( ssList(sk5)
    | ~ neq(sk4,nil) ),
    inference(cnf_transformation,[status(esa)],[f195]) ).

fof(f439,plain,
    ( neq(sk5,nil)
    | ~ neq(sk4,nil) ),
    inference(cnf_transformation,[status(esa)],[f196]) ).

fof(f441,plain,
    ( segmentP(sk3,sk5)
    | ~ neq(sk4,nil) ),
    inference(cnf_transformation,[status(esa)],[f198]) ).

fof(f456,plain,
    ( spl0_4
  <=> ssList(sk5) ),
    introduced(split_symbol_definition) ).

fof(f459,plain,
    ( spl0_5
  <=> neq(sk4,nil) ),
    introduced(split_symbol_definition) ).

fof(f461,plain,
    ( ~ neq(sk4,nil)
    | spl0_5 ),
    inference(component_clause,[status(thm)],[f459]) ).

fof(f462,plain,
    ( spl0_4
    | ~ spl0_5 ),
    inference(split_clause,[status(thm)],[f438,f456,f459]) ).

fof(f463,plain,
    ( spl0_6
  <=> neq(sk5,nil) ),
    introduced(split_symbol_definition) ).

fof(f464,plain,
    ( neq(sk5,nil)
    | ~ spl0_6 ),
    inference(component_clause,[status(thm)],[f463]) ).

fof(f466,plain,
    ( spl0_6
    | ~ spl0_5 ),
    inference(split_clause,[status(thm)],[f439,f463,f459]) ).

fof(f471,plain,
    ( spl0_8
  <=> segmentP(sk3,sk5) ),
    introduced(split_symbol_definition) ).

fof(f472,plain,
    ( segmentP(sk3,sk5)
    | ~ spl0_8 ),
    inference(component_clause,[status(thm)],[f471]) ).

fof(f474,plain,
    ( spl0_8
    | ~ spl0_5 ),
    inference(split_clause,[status(thm)],[f441,f471,f459]) ).

fof(f506,plain,
    ( spl0_9
  <=> ssList(nil) ),
    introduced(split_symbol_definition) ).

fof(f508,plain,
    ( ~ ssList(nil)
    | spl0_9 ),
    inference(component_clause,[status(thm)],[f506]) ).

fof(f516,plain,
    ( $false
    | spl0_9 ),
    inference(forward_subsumption_resolution,[status(thm)],[f508,f206]) ).

fof(f517,plain,
    spl0_9,
    inference(contradiction_clause,[status(thm)],[f516]) ).

fof(f518,plain,
    ( spl0_11
  <=> ssList(sk1) ),
    introduced(split_symbol_definition) ).

fof(f520,plain,
    ( ~ ssList(sk1)
    | spl0_11 ),
    inference(component_clause,[status(thm)],[f518]) ).

fof(f521,plain,
    ( spl0_12
  <=> sk1 = nil ),
    introduced(split_symbol_definition) ).

fof(f522,plain,
    ( sk1 = nil
    | ~ spl0_12 ),
    inference(component_clause,[status(thm)],[f521]) ).

fof(f524,plain,
    ( ~ ssList(nil)
    | ~ ssList(sk1)
    | sk1 = nil ),
    inference(resolution,[status(thm)],[f301,f436]) ).

fof(f525,plain,
    ( ~ spl0_9
    | ~ spl0_11
    | spl0_12 ),
    inference(split_clause,[status(thm)],[f524,f506,f518,f521]) ).

fof(f526,plain,
    ( $false
    | spl0_11 ),
    inference(forward_subsumption_resolution,[status(thm)],[f520,f429]) ).

fof(f527,plain,
    spl0_11,
    inference(contradiction_clause,[status(thm)],[f526]) ).

fof(f543,plain,
    ( ~ neq(nil,nil)
    | ~ spl0_12 ),
    inference(backward_demodulation,[status(thm)],[f522,f436]) ).

fof(f544,plain,
    ( nil = sk3
    | ~ spl0_12 ),
    inference(backward_demodulation,[status(thm)],[f522,f434]) ).

fof(f546,plain,
    ( ~ neq(sk2,nil)
    | spl0_5 ),
    inference(forward_demodulation,[status(thm)],[f433,f461]) ).

fof(f547,plain,
    ( $false
    | spl0_5 ),
    inference(forward_subsumption_resolution,[status(thm)],[f546,f435]) ).

fof(f548,plain,
    spl0_5,
    inference(contradiction_clause,[status(thm)],[f547]) ).

fof(f550,plain,
    ( segmentP(nil,sk5)
    | ~ spl0_12
    | ~ spl0_8 ),
    inference(forward_demodulation,[status(thm)],[f544,f472]) ).

fof(f559,plain,
    ( spl0_17
  <=> ssList(sk2) ),
    introduced(split_symbol_definition) ).

fof(f561,plain,
    ( ~ ssList(sk2)
    | spl0_17 ),
    inference(component_clause,[status(thm)],[f559]) ).

fof(f567,plain,
    ( $false
    | spl0_17 ),
    inference(forward_subsumption_resolution,[status(thm)],[f561,f430]) ).

fof(f568,plain,
    spl0_17,
    inference(contradiction_clause,[status(thm)],[f567]) ).

fof(f569,plain,
    ( spl0_19
  <=> nil = sk5 ),
    introduced(split_symbol_definition) ).

fof(f570,plain,
    ( nil = sk5
    | ~ spl0_19 ),
    inference(component_clause,[status(thm)],[f569]) ).

fof(f572,plain,
    ( ~ ssList(sk5)
    | nil = sk5
    | ~ spl0_12
    | ~ spl0_8 ),
    inference(resolution,[status(thm)],[f550,f279]) ).

fof(f573,plain,
    ( ~ spl0_4
    | spl0_19
    | ~ spl0_12
    | ~ spl0_8 ),
    inference(split_clause,[status(thm)],[f572,f456,f569,f521,f471]) ).

fof(f581,plain,
    ( neq(nil,nil)
    | ~ spl0_19
    | ~ spl0_6 ),
    inference(backward_demodulation,[status(thm)],[f570,f464]) ).

fof(f582,plain,
    ( $false
    | ~ spl0_12
    | ~ spl0_19
    | ~ spl0_6 ),
    inference(forward_subsumption_resolution,[status(thm)],[f581,f543]) ).

fof(f583,plain,
    ( ~ spl0_12
    | ~ spl0_19
    | ~ spl0_6 ),
    inference(contradiction_clause,[status(thm)],[f582]) ).

fof(f584,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f462,f466,f474,f517,f525,f527,f548,f568,f573,f583]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.09  % Problem  : SWC206-1 : TPTP v8.1.2. Released v2.4.0.
% 0.00/0.10  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.09/0.30  % Computer : n027.cluster.edu
% 0.09/0.30  % Model    : x86_64 x86_64
% 0.09/0.30  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.30  % Memory   : 8042.1875MB
% 0.09/0.30  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.09/0.30  % CPULimit : 300
% 0.09/0.30  % WCLimit  : 300
% 0.09/0.30  % DateTime : Tue May 30 11:44:03 EDT 2023
% 0.09/0.30  % CPUTime  : 
% 0.09/0.31  % Drodi V3.5.1
% 0.14/0.31  % Refutation found
% 0.14/0.31  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.14/0.31  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.14/0.53  % Elapsed time: 0.015666 seconds
% 0.14/0.53  % CPU time: 0.017595 seconds
% 0.14/0.53  % Memory used: 4.045 MB
%------------------------------------------------------------------------------