TSTP Solution File: SET917+1 by Beagle---0.9.51

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%------------------------------------------------------------------------------
% File     : Beagle---0.9.51
% Problem  : SET917+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 : n026.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 10:57:20 EDT 2023

% Result   : Theorem 2.35s 1.69s
% Output   : CNFRefutation 2.35s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    4
%            Number of leaves      :   13
% Syntax   : Number of formulae    :   22 (   8 unt;   9 typ;   0 def)
%            Number of atoms       :   18 (   7 equ)
%            Maximal formula atoms :    2 (   1 avg)
%            Number of connectives :   12 (   7   ~;   3   |;   0   &)
%                                         (   0 <=>;   2  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    5 (   3 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    8 (   5   >;   3   *;   0   +;   0  <<)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   4 con; 0-2 aty)
%            Number of variables   :   14 (;  14   !;   0   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
%$ in > disjoint > empty > set_intersection2 > #nlpp > singleton > #skF_2 > #skF_3 > #skF_1 > #skF_4

%Foreground sorts:

%Background operators:

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

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

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

tff(set_intersection2,type,
    set_intersection2: ( $i * $i ) > $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(f_40,axiom,
    ! [A,B] :
      ( ~ in(A,B)
     => disjoint(singleton(A),B) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l28_zfmisc_1) ).

tff(f_58,negated_conjecture,
    ~ ! [A,B] :
        ( disjoint(singleton(A),B)
        | ( set_intersection2(singleton(A),B) = singleton(A) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t58_zfmisc_1) ).

tff(f_44,axiom,
    ! [A,B] :
      ( in(A,B)
     => ( set_intersection2(B,singleton(A)) = singleton(A) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l32_zfmisc_1) ).

tff(f_33,axiom,
    ! [A,B] : ( set_intersection2(A,B) = set_intersection2(B,A) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_k3_xboole_0) ).

tff(c_66,plain,
    ! [A_20,B_21] :
      ( disjoint(singleton(A_20),B_21)
      | in(A_20,B_21) ),
    inference(cnfTransformation,[status(thm)],[f_40]) ).

tff(c_20,plain,
    ~ disjoint(singleton('#skF_3'),'#skF_4'),
    inference(cnfTransformation,[status(thm)],[f_58]) ).

tff(c_73,plain,
    in('#skF_3','#skF_4'),
    inference(resolution,[status(thm)],[c_66,c_20]) ).

tff(c_81,plain,
    ! [B_24,A_25] :
      ( ( set_intersection2(B_24,singleton(A_25)) = singleton(A_25) )
      | ~ in(A_25,B_24) ),
    inference(cnfTransformation,[status(thm)],[f_44]) ).

tff(c_4,plain,
    ! [B_4,A_3] : ( set_intersection2(B_4,A_3) = set_intersection2(A_3,B_4) ),
    inference(cnfTransformation,[status(thm)],[f_33]) ).

tff(c_18,plain,
    set_intersection2(singleton('#skF_3'),'#skF_4') != singleton('#skF_3'),
    inference(cnfTransformation,[status(thm)],[f_58]) ).

tff(c_21,plain,
    set_intersection2('#skF_4',singleton('#skF_3')) != singleton('#skF_3'),
    inference(demodulation,[status(thm),theory(equality)],[c_4,c_18]) ).

tff(c_87,plain,
    ~ in('#skF_3','#skF_4'),
    inference(superposition,[status(thm),theory(equality)],[c_81,c_21]) ).

tff(c_117,plain,
    $false,
    inference(demodulation,[status(thm),theory(equality)],[c_73,c_87]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SET917+1 : TPTP v8.1.2. Released v3.2.0.
% 0.00/0.13  % 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 : n026.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 16:49:47 EDT 2023
% 0.13/0.35  % CPUTime  : 
% 2.35/1.69  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 2.35/1.69  
% 2.35/1.69  % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 2.35/1.72  
% 2.35/1.72  Inference rules
% 2.35/1.72  ----------------------
% 2.35/1.72  #Ref     : 0
% 2.35/1.72  #Sup     : 23
% 2.35/1.72  #Fact    : 0
% 2.35/1.72  #Define  : 0
% 2.35/1.72  #Split   : 0
% 2.35/1.72  #Chain   : 0
% 2.35/1.72  #Close   : 0
% 2.35/1.72  
% 2.35/1.72  Ordering : KBO
% 2.35/1.72  
% 2.35/1.72  Simplification rules
% 2.35/1.72  ----------------------
% 2.35/1.72  #Subsume      : 1
% 2.35/1.72  #Demod        : 2
% 2.35/1.72  #Tautology    : 11
% 2.35/1.72  #SimpNegUnit  : 0
% 2.35/1.72  #BackRed      : 0
% 2.35/1.72  
% 2.35/1.72  #Partial instantiations: 0
% 2.35/1.72  #Strategies tried      : 1
% 2.35/1.72  
% 2.35/1.72  Timing (in seconds)
% 2.35/1.72  ----------------------
% 2.35/1.73  Preprocessing        : 0.44
% 2.35/1.73  Parsing              : 0.25
% 2.35/1.73  CNF conversion       : 0.03
% 2.35/1.73  Main loop            : 0.21
% 2.35/1.73  Inferencing          : 0.09
% 2.35/1.73  Reduction            : 0.05
% 2.35/1.73  Demodulation         : 0.04
% 2.35/1.73  BG Simplification    : 0.01
% 2.35/1.73  Subsumption          : 0.04
% 2.35/1.73  Abstraction          : 0.01
% 2.35/1.73  MUC search           : 0.00
% 2.35/1.73  Cooper               : 0.00
% 2.35/1.73  Total                : 0.70
% 2.35/1.73  Index Insertion      : 0.00
% 2.35/1.73  Index Deletion       : 0.00
% 2.35/1.73  Index Matching       : 0.00
% 2.35/1.73  BG Taut test         : 0.00
%------------------------------------------------------------------------------