TSTP Solution File: SET930+1 by Beagle---0.9.51

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%------------------------------------------------------------------------------
% File     : Beagle---0.9.51
% Problem  : SET930+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 : n021.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 10:57:22 EDT 2023

% Result   : Theorem 3.59s 1.91s
% Output   : CNFRefutation 3.71s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :   16
% Syntax   : Number of formulae    :   41 (  17 unt;  11 typ;   0 def)
%            Number of atoms       :   54 (  23 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   53 (  29   ~;  15   |;   6   &)
%                                         (   3 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   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  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   6 con; 0-2 aty)
%            Number of variables   :   31 (;  31   !;   0   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
%$ in > empty > unordered_pair > set_difference > #nlpp > singleton > empty_set > #skF_5 > #skF_2 > #skF_3 > #skF_1 > #skF_4

%Foreground sorts:

%Background operators:

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

tff(singleton,type,
    singleton: $i > $i ).

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

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

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

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

tff(f_65,axiom,
    ! [A,B,C] :
      ( ( set_difference(unordered_pair(A,B),C) = empty_set )
    <=> ( in(A,C)
        & in(B,C) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t73_zfmisc_1) ).

tff(f_36,axiom,
    ! [A,B] : ( unordered_pair(A,B) = unordered_pair(B,A) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_k2_tarski) ).

tff(f_79,negated_conjecture,
    ~ ! [A,B,C] :
        ~ ( ( set_difference(unordered_pair(A,B),C) != empty_set )
          & ( set_difference(unordered_pair(A,B),C) != singleton(A) )
          & ( set_difference(unordered_pair(A,B),C) != singleton(B) )
          & ( set_difference(unordered_pair(A,B),C) != unordered_pair(A,B) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t74_zfmisc_1) ).

tff(f_46,axiom,
    ! [A,B,C] :
      ( ( set_difference(unordered_pair(A,B),C) = singleton(A) )
    <=> ( ~ in(A,C)
        & ( in(B,C)
          | ( A = B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',l39_zfmisc_1) ).

tff(f_59,axiom,
    ! [A,B,C] :
      ( ( set_difference(unordered_pair(A,B),C) = unordered_pair(A,B) )
    <=> ( ~ in(A,C)
        & ~ in(B,C) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t72_zfmisc_1) ).

tff(c_170,plain,
    ! [A_45,B_46,C_47] :
      ( ( set_difference(unordered_pair(A_45,B_46),C_47) = empty_set )
      | ~ in(B_46,C_47)
      | ~ in(A_45,C_47) ),
    inference(cnfTransformation,[status(thm)],[f_65]) ).

tff(c_4,plain,
    ! [B_4,A_3] : ( unordered_pair(B_4,A_3) = unordered_pair(A_3,B_4) ),
    inference(cnfTransformation,[status(thm)],[f_36]) ).

tff(c_38,plain,
    set_difference(unordered_pair('#skF_3','#skF_4'),'#skF_5') != empty_set,
    inference(cnfTransformation,[status(thm)],[f_79]) ).

tff(c_39,plain,
    set_difference(unordered_pair('#skF_4','#skF_3'),'#skF_5') != empty_set,
    inference(demodulation,[status(thm),theory(equality)],[c_4,c_38]) ).

tff(c_224,plain,
    ( ~ in('#skF_3','#skF_5')
    | ~ in('#skF_4','#skF_5') ),
    inference(superposition,[status(thm),theory(equality)],[c_170,c_39]) ).

tff(c_227,plain,
    ~ in('#skF_4','#skF_5'),
    inference(splitLeft,[status(thm)],[c_224]) ).

tff(c_269,plain,
    ! [B_57,C_58,A_59] :
      ( ~ in(B_57,C_58)
      | ( set_difference(unordered_pair(A_59,B_57),C_58) = singleton(A_59) )
      | in(A_59,C_58) ),
    inference(cnfTransformation,[status(thm)],[f_46]) ).

tff(c_34,plain,
    set_difference(unordered_pair('#skF_3','#skF_4'),'#skF_5') != singleton('#skF_4'),
    inference(cnfTransformation,[status(thm)],[f_79]) ).

tff(c_41,plain,
    set_difference(unordered_pair('#skF_4','#skF_3'),'#skF_5') != singleton('#skF_4'),
    inference(demodulation,[status(thm),theory(equality)],[c_4,c_34]) ).

tff(c_312,plain,
    ( ~ in('#skF_3','#skF_5')
    | in('#skF_4','#skF_5') ),
    inference(superposition,[status(thm),theory(equality)],[c_269,c_41]) ).

tff(c_342,plain,
    ~ in('#skF_3','#skF_5'),
    inference(negUnitSimplification,[status(thm)],[c_227,c_312]) ).

tff(c_348,plain,
    ! [A_60,B_61,C_62] :
      ( ( set_difference(unordered_pair(A_60,B_61),C_62) = unordered_pair(A_60,B_61) )
      | in(B_61,C_62)
      | in(A_60,C_62) ),
    inference(cnfTransformation,[status(thm)],[f_59]) ).

tff(c_32,plain,
    set_difference(unordered_pair('#skF_3','#skF_4'),'#skF_5') != unordered_pair('#skF_3','#skF_4'),
    inference(cnfTransformation,[status(thm)],[f_79]) ).

tff(c_42,plain,
    set_difference(unordered_pair('#skF_4','#skF_3'),'#skF_5') != unordered_pair('#skF_4','#skF_3'),
    inference(demodulation,[status(thm),theory(equality)],[c_4,c_4,c_32]) ).

tff(c_391,plain,
    ( in('#skF_3','#skF_5')
    | in('#skF_4','#skF_5') ),
    inference(superposition,[status(thm),theory(equality)],[c_348,c_42]) ).

tff(c_425,plain,
    $false,
    inference(negUnitSimplification,[status(thm)],[c_227,c_342,c_391]) ).

tff(c_426,plain,
    ~ in('#skF_3','#skF_5'),
    inference(splitRight,[status(thm)],[c_224]) ).

tff(c_427,plain,
    in('#skF_4','#skF_5'),
    inference(splitRight,[status(thm)],[c_224]) ).

tff(c_474,plain,
    ! [B_72,C_73,A_74] :
      ( ~ in(B_72,C_73)
      | ( set_difference(unordered_pair(A_74,B_72),C_73) = singleton(A_74) )
      | in(A_74,C_73) ),
    inference(cnfTransformation,[status(thm)],[f_46]) ).

tff(c_570,plain,
    ! [A_78,C_79,B_80] :
      ( ~ in(A_78,C_79)
      | ( set_difference(unordered_pair(A_78,B_80),C_79) = singleton(B_80) )
      | in(B_80,C_79) ),
    inference(superposition,[status(thm),theory(equality)],[c_4,c_474]) ).

tff(c_36,plain,
    set_difference(unordered_pair('#skF_3','#skF_4'),'#skF_5') != singleton('#skF_3'),
    inference(cnfTransformation,[status(thm)],[f_79]) ).

tff(c_40,plain,
    set_difference(unordered_pair('#skF_4','#skF_3'),'#skF_5') != singleton('#skF_3'),
    inference(demodulation,[status(thm),theory(equality)],[c_4,c_36]) ).

tff(c_622,plain,
    ( ~ in('#skF_4','#skF_5')
    | in('#skF_3','#skF_5') ),
    inference(superposition,[status(thm),theory(equality)],[c_570,c_40]) ).

tff(c_657,plain,
    in('#skF_3','#skF_5'),
    inference(demodulation,[status(thm),theory(equality)],[c_427,c_622]) ).

tff(c_659,plain,
    $false,
    inference(negUnitSimplification,[status(thm)],[c_426,c_657]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SET930+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
% 0.17/0.34  % Computer : n021.cluster.edu
% 0.17/0.34  % Model    : x86_64 x86_64
% 0.17/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.17/0.34  % Memory   : 8042.1875MB
% 0.17/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.17/0.34  % CPULimit : 300
% 0.17/0.34  % WCLimit  : 300
% 0.17/0.34  % DateTime : Thu Aug  3 16:13:51 EDT 2023
% 0.17/0.35  % CPUTime  : 
% 3.59/1.91  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 3.59/1.92  
% 3.59/1.92  % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 3.71/1.95  
% 3.71/1.95  Inference rules
% 3.71/1.95  ----------------------
% 3.71/1.95  #Ref     : 0
% 3.71/1.95  #Sup     : 165
% 3.71/1.95  #Fact    : 2
% 3.71/1.95  #Define  : 0
% 3.71/1.95  #Split   : 2
% 3.71/1.95  #Chain   : 0
% 3.71/1.95  #Close   : 0
% 3.71/1.95  
% 3.71/1.95  Ordering : KBO
% 3.71/1.95  
% 3.71/1.95  Simplification rules
% 3.71/1.95  ----------------------
% 3.71/1.95  #Subsume      : 52
% 3.71/1.95  #Demod        : 13
% 3.71/1.95  #Tautology    : 64
% 3.71/1.95  #SimpNegUnit  : 15
% 3.71/1.95  #BackRed      : 0
% 3.71/1.95  
% 3.71/1.95  #Partial instantiations: 0
% 3.71/1.95  #Strategies tried      : 1
% 3.71/1.95  
% 3.71/1.95  Timing (in seconds)
% 3.71/1.95  ----------------------
% 3.71/1.95  Preprocessing        : 0.48
% 3.71/1.95  Parsing              : 0.26
% 3.71/1.95  CNF conversion       : 0.03
% 3.71/1.95  Main loop            : 0.43
% 3.71/1.95  Inferencing          : 0.15
% 3.71/1.95  Reduction            : 0.13
% 3.71/1.95  Demodulation         : 0.09
% 3.71/1.95  BG Simplification    : 0.02
% 3.71/1.95  Subsumption          : 0.09
% 3.71/1.95  Abstraction          : 0.02
% 3.71/1.95  MUC search           : 0.00
% 3.71/1.95  Cooper               : 0.00
% 3.71/1.95  Total                : 0.96
% 3.71/1.95  Index Insertion      : 0.00
% 3.71/1.95  Index Deletion       : 0.00
% 3.71/1.95  Index Matching       : 0.00
% 3.71/1.95  BG Taut test         : 0.00
%------------------------------------------------------------------------------