TSTP Solution File: SET786-1 by Beagle---0.9.51

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%------------------------------------------------------------------------------
% File     : Beagle---0.9.51
% Problem  : SET786-1 : TPTP v8.1.2. Released v2.5.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -Dfile.encoding=UTF-8 -Xms512M -Xmx4G -Xss10M -jar /export/starexec/sandbox2/solver/bin/beagle.jar -auto -q -proof -print tff -smtsolver /export/starexec/sandbox2/solver/bin/cvc4-1.4-x86_64-linux-opt -liasolver cooper -t %d %s

% Computer : n002.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 : Tue Aug 22 10:57:00 EDT 2023

% Result   : Unsatisfiable 2.73s 1.64s
% Output   : CNFRefutation 2.73s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   32 (  15 unt;   3 typ;   0 def)
%            Number of atoms       :   47 (   0 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   45 (  27   ~;  18   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   3 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    3 (   2   >;   1   *;   0   +;   0  <<)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    2 (   2 usr;   1 con; 0-1 aty)
%            Number of variables   :   15 (;  15   !;   0   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
%$ element > #nlpp > sk2 > sk1

%Foreground sorts:

%Background operators:

%Foreground operators:
tff(sk2,type,
    sk2: $i > $i ).

tff(sk1,type,
    sk1: $i ).

tff(element,type,
    element: ( $i * $i ) > $o ).

tff(f_34,axiom,
    ! [A] :
      ( element(A,sk1)
      | element(A,sk2(A)) ),
    file(unknown,unknown) ).

tff(f_38,axiom,
    ! [A] :
      ( element(A,sk1)
      | element(sk2(A),A) ),
    file(unknown,unknown) ).

tff(f_30,axiom,
    ! [B,A] :
      ( ~ element(B,A)
      | ~ element(A,B)
      | ~ element(A,sk1) ),
    file(unknown,unknown) ).

tff(c_4,plain,
    ! [A_3] :
      ( element(A_3,sk2(A_3))
      | element(A_3,sk1) ),
    inference(cnfTransformation,[status(thm)],[f_34]) ).

tff(c_6,plain,
    ! [A_4] :
      ( element(sk2(A_4),A_4)
      | element(A_4,sk1) ),
    inference(cnfTransformation,[status(thm)],[f_38]) ).

tff(c_9,plain,
    ! [A_7,B_8] :
      ( ~ element(A_7,sk1)
      | ~ element(A_7,B_8)
      | ~ element(B_8,A_7) ),
    inference(cnfTransformation,[status(thm)],[f_30]) ).

tff(c_13,plain,
    ! [B_8] :
      ( ~ element(sk2(sk1),B_8)
      | ~ element(B_8,sk2(sk1))
      | element(sk1,sk1) ),
    inference(resolution,[status(thm)],[c_6,c_9]) ).

tff(c_15,plain,
    ! [B_9] :
      ( ~ element(sk2(sk1),B_9)
      | ~ element(B_9,sk2(sk1)) ),
    inference(splitLeft,[status(thm)],[c_13]) ).

tff(c_23,plain,
    ( ~ element(sk1,sk2(sk1))
    | element(sk1,sk1) ),
    inference(resolution,[status(thm)],[c_6,c_15]) ).

tff(c_24,plain,
    ~ element(sk1,sk2(sk1)),
    inference(splitLeft,[status(thm)],[c_23]) ).

tff(c_28,plain,
    element(sk1,sk1),
    inference(resolution,[status(thm)],[c_4,c_24]) ).

tff(c_2,plain,
    ! [A_2,B_1] :
      ( ~ element(A_2,sk1)
      | ~ element(A_2,B_1)
      | ~ element(B_1,A_2) ),
    inference(cnfTransformation,[status(thm)],[f_30]) ).

tff(c_32,plain,
    ! [B_10] :
      ( ~ element(sk1,B_10)
      | ~ element(B_10,sk1) ),
    inference(resolution,[status(thm)],[c_28,c_2]) ).

tff(c_34,plain,
    ~ element(sk1,sk1),
    inference(resolution,[status(thm)],[c_28,c_32]) ).

tff(c_41,plain,
    $false,
    inference(demodulation,[status(thm),theory(equality)],[c_28,c_34]) ).

tff(c_43,plain,
    element(sk1,sk2(sk1)),
    inference(splitRight,[status(thm)],[c_23]) ).

tff(c_22,plain,
    ( ~ element(sk2(sk2(sk1)),sk2(sk1))
    | element(sk2(sk1),sk1) ),
    inference(resolution,[status(thm)],[c_4,c_15]) ).

tff(c_44,plain,
    ~ element(sk2(sk2(sk1)),sk2(sk1)),
    inference(splitLeft,[status(thm)],[c_22]) ).

tff(c_51,plain,
    element(sk2(sk1),sk1),
    inference(resolution,[status(thm)],[c_6,c_44]) ).

tff(c_14,plain,
    ! [B_8] :
      ( ~ element(sk2(sk1),B_8)
      | ~ element(B_8,sk2(sk1)) ),
    inference(splitLeft,[status(thm)],[c_13]) ).

tff(c_53,plain,
    ~ element(sk1,sk2(sk1)),
    inference(resolution,[status(thm)],[c_51,c_14]) ).

tff(c_59,plain,
    $false,
    inference(demodulation,[status(thm),theory(equality)],[c_43,c_53]) ).

tff(c_60,plain,
    element(sk2(sk1),sk1),
    inference(splitRight,[status(thm)],[c_22]) ).

tff(c_66,plain,
    ~ element(sk1,sk2(sk1)),
    inference(resolution,[status(thm)],[c_60,c_14]) ).

tff(c_72,plain,
    $false,
    inference(demodulation,[status(thm),theory(equality)],[c_43,c_66]) ).

tff(c_73,plain,
    element(sk1,sk1),
    inference(splitRight,[status(thm)],[c_13]) ).

tff(c_77,plain,
    ! [B_11] :
      ( ~ element(sk1,B_11)
      | ~ element(B_11,sk1) ),
    inference(resolution,[status(thm)],[c_73,c_2]) ).

tff(c_79,plain,
    ~ element(sk1,sk1),
    inference(resolution,[status(thm)],[c_73,c_77]) ).

tff(c_86,plain,
    $false,
    inference(demodulation,[status(thm),theory(equality)],[c_73,c_79]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.14  % Problem  : SET786-1 : TPTP v8.1.2. Released v2.5.0.
% 0.00/0.15  % Command  : java -Dfile.encoding=UTF-8 -Xms512M -Xmx4G -Xss10M -jar /export/starexec/sandbox2/solver/bin/beagle.jar -auto -q -proof -print tff -smtsolver /export/starexec/sandbox2/solver/bin/cvc4-1.4-x86_64-linux-opt -liasolver cooper -t %d %s
% 0.15/0.36  % Computer : n002.cluster.edu
% 0.15/0.36  % Model    : x86_64 x86_64
% 0.15/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36  % Memory   : 8042.1875MB
% 0.15/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36  % CPULimit : 300
% 0.15/0.36  % WCLimit  : 300
% 0.15/0.36  % DateTime : Thu Aug  3 16:32:16 EDT 2023
% 0.15/0.36  % CPUTime  : 
% 2.73/1.64  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 2.73/1.64  
% 2.73/1.64  % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 2.73/1.68  
% 2.73/1.68  Inference rules
% 2.73/1.68  ----------------------
% 2.73/1.68  #Ref     : 0
% 2.73/1.68  #Sup     : 17
% 2.73/1.68  #Fact    : 0
% 2.73/1.68  #Define  : 0
% 2.73/1.68  #Split   : 3
% 2.73/1.68  #Chain   : 0
% 2.73/1.68  #Close   : 0
% 2.73/1.68  
% 2.73/1.68  Ordering : KBO
% 2.73/1.68  
% 2.73/1.68  Simplification rules
% 2.73/1.68  ----------------------
% 2.73/1.68  #Subsume      : 0
% 2.73/1.68  #Demod        : 4
% 2.73/1.68  #Tautology    : 0
% 2.73/1.68  #SimpNegUnit  : 0
% 2.73/1.68  #BackRed      : 0
% 2.73/1.68  
% 2.73/1.68  #Partial instantiations: 0
% 2.73/1.68  #Strategies tried      : 1
% 2.73/1.68  
% 2.73/1.68  Timing (in seconds)
% 2.73/1.68  ----------------------
% 2.73/1.68  Preprocessing        : 0.39
% 2.73/1.68  Parsing              : 0.22
% 2.73/1.68  CNF conversion       : 0.02
% 2.73/1.68  Main loop            : 0.21
% 2.73/1.68  Inferencing          : 0.10
% 2.73/1.68  Reduction            : 0.03
% 2.73/1.68  Demodulation         : 0.02
% 2.73/1.68  BG Simplification    : 0.01
% 2.73/1.68  Subsumption          : 0.05
% 2.73/1.68  Abstraction          : 0.01
% 2.73/1.68  MUC search           : 0.00
% 2.73/1.68  Cooper               : 0.00
% 2.73/1.68  Total                : 0.65
% 2.73/1.68  Index Insertion      : 0.00
% 2.73/1.68  Index Deletion       : 0.00
% 2.73/1.68  Index Matching       : 0.00
% 2.73/1.68  BG Taut test         : 0.00
%------------------------------------------------------------------------------