TSTP Solution File: SET978+1 by Beagle---0.9.51

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%------------------------------------------------------------------------------
% File     : Beagle---0.9.51
% Problem  : SET978+1 : TPTP v8.1.2. Released v3.2.0.
% 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 10:57:27 EDT 2023

% Result   : Theorem 2.77s 1.66s
% Output   : CNFRefutation 2.77s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    5
%            Number of leaves      :   13
% Syntax   : Number of formulae    :   26 (   9 unt;  10 typ;   0 def)
%            Number of atoms       :   25 (   6 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   21 (  12   ~;   5   |;   1   &)
%                                         (   0 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   3 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    6 (   4   >;   2   *;   0   +;   0  <<)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   6 con; 0-2 aty)
%            Number of variables   :   20 (;  20   !;   0   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
%$ disjoint > empty > cartesian_product2 > #nlpp > singleton > #skF_5 > #skF_6 > #skF_2 > #skF_3 > #skF_1 > #skF_4

%Foreground sorts:

%Background operators:

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

tff('#skF_5',type,
    '#skF_5': $i ).

tff('#skF_6',type,
    '#skF_6': $i ).

tff('#skF_2',type,
    '#skF_2': $i ).

tff('#skF_3',type,
    '#skF_3': $i ).

tff('#skF_1',type,
    '#skF_1': $i ).

tff(empty,type,
    empty: $i > $o ).

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

tff('#skF_4',type,
    '#skF_4': $i ).

tff(cartesian_product2,type,
    cartesian_product2: ( $i * $i ) > $i ).

tff(f_49,negated_conjecture,
    ~ ! [A,B,C,D] :
        ( ( A != B )
       => ( disjoint(cartesian_product2(singleton(A),C),cartesian_product2(singleton(B),D))
          & disjoint(cartesian_product2(C,singleton(A)),cartesian_product2(D,singleton(B))) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t131_zfmisc_1) ).

tff(f_54,axiom,
    ! [A,B] :
      ( ( A != B )
     => disjoint(singleton(A),singleton(B)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t17_zfmisc_1) ).

tff(f_41,axiom,
    ! [A,B,C,D] :
      ( ( disjoint(A,B)
        | disjoint(C,D) )
     => disjoint(cartesian_product2(A,C),cartesian_product2(B,D)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t127_zfmisc_1) ).

tff(c_14,plain,
    '#skF_3' != '#skF_4',
    inference(cnfTransformation,[status(thm)],[f_49]) ).

tff(c_16,plain,
    ! [A_7,B_8] :
      ( disjoint(singleton(A_7),singleton(B_8))
      | ( B_8 = A_7 ) ),
    inference(cnfTransformation,[status(thm)],[f_54]) ).

tff(c_8,plain,
    ! [C_5,D_6,A_3,B_4] :
      ( ~ disjoint(C_5,D_6)
      | disjoint(cartesian_product2(A_3,C_5),cartesian_product2(B_4,D_6)) ),
    inference(cnfTransformation,[status(thm)],[f_41]) ).

tff(c_10,plain,
    ! [A_3,B_4,C_5,D_6] :
      ( ~ disjoint(A_3,B_4)
      | disjoint(cartesian_product2(A_3,C_5),cartesian_product2(B_4,D_6)) ),
    inference(cnfTransformation,[status(thm)],[f_41]) ).

tff(c_12,plain,
    ( ~ disjoint(cartesian_product2('#skF_5',singleton('#skF_3')),cartesian_product2('#skF_6',singleton('#skF_4')))
    | ~ disjoint(cartesian_product2(singleton('#skF_3'),'#skF_5'),cartesian_product2(singleton('#skF_4'),'#skF_6')) ),
    inference(cnfTransformation,[status(thm)],[f_49]) ).

tff(c_38,plain,
    ~ disjoint(cartesian_product2(singleton('#skF_3'),'#skF_5'),cartesian_product2(singleton('#skF_4'),'#skF_6')),
    inference(splitLeft,[status(thm)],[c_12]) ).

tff(c_54,plain,
    ~ disjoint(singleton('#skF_3'),singleton('#skF_4')),
    inference(resolution,[status(thm)],[c_10,c_38]) ).

tff(c_57,plain,
    '#skF_3' = '#skF_4',
    inference(resolution,[status(thm)],[c_16,c_54]) ).

tff(c_61,plain,
    $false,
    inference(negUnitSimplification,[status(thm)],[c_14,c_57]) ).

tff(c_62,plain,
    ~ disjoint(cartesian_product2('#skF_5',singleton('#skF_3')),cartesian_product2('#skF_6',singleton('#skF_4'))),
    inference(splitRight,[status(thm)],[c_12]) ).

tff(c_78,plain,
    ~ disjoint(singleton('#skF_3'),singleton('#skF_4')),
    inference(resolution,[status(thm)],[c_8,c_62]) ).

tff(c_85,plain,
    '#skF_3' = '#skF_4',
    inference(resolution,[status(thm)],[c_16,c_78]) ).

tff(c_89,plain,
    $false,
    inference(negUnitSimplification,[status(thm)],[c_14,c_85]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem  : SET978+1 : TPTP v8.1.2. Released v3.2.0.
% 0.00/0.14  % 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
% 0.13/0.35  % Computer : n002.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 300
% 0.13/0.35  % DateTime : Thu Aug  3 16:22:16 EDT 2023
% 0.13/0.35  % CPUTime  : 
% 2.77/1.66  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 2.77/1.67  
% 2.77/1.67  % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 2.77/1.69  
% 2.77/1.69  Inference rules
% 2.77/1.69  ----------------------
% 2.77/1.69  #Ref     : 0
% 2.77/1.69  #Sup     : 16
% 2.77/1.69  #Fact    : 0
% 2.77/1.69  #Define  : 0
% 2.77/1.69  #Split   : 1
% 2.77/1.69  #Chain   : 0
% 2.77/1.69  #Close   : 0
% 2.77/1.69  
% 2.77/1.69  Ordering : KBO
% 2.77/1.69  
% 2.77/1.69  Simplification rules
% 2.77/1.69  ----------------------
% 2.77/1.69  #Subsume      : 3
% 2.77/1.69  #Demod        : 0
% 2.77/1.69  #Tautology    : 0
% 2.77/1.69  #SimpNegUnit  : 2
% 2.77/1.69  #BackRed      : 0
% 2.77/1.69  
% 2.77/1.69  #Partial instantiations: 0
% 2.77/1.69  #Strategies tried      : 1
% 2.77/1.69  
% 2.77/1.69  Timing (in seconds)
% 2.77/1.69  ----------------------
% 2.77/1.69  Preprocessing        : 0.44
% 2.77/1.69  Parsing              : 0.24
% 2.77/1.70  CNF conversion       : 0.03
% 2.77/1.70  Main loop            : 0.22
% 2.77/1.70  Inferencing          : 0.09
% 2.77/1.70  Reduction            : 0.04
% 2.77/1.70  Demodulation         : 0.03
% 2.77/1.70  BG Simplification    : 0.01
% 2.77/1.70  Subsumption          : 0.06
% 2.77/1.70  Abstraction          : 0.01
% 2.77/1.70  MUC search           : 0.00
% 2.77/1.70  Cooper               : 0.00
% 2.77/1.70  Total                : 0.70
% 2.77/1.70  Index Insertion      : 0.00
% 2.77/1.70  Index Deletion       : 0.00
% 2.77/1.70  Index Matching       : 0.00
% 2.77/1.70  BG Taut test         : 0.00
%------------------------------------------------------------------------------