TSTP Solution File: SET618+3 by Beagle---0.9.51

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%------------------------------------------------------------------------------
% File     : Beagle---0.9.51
% Problem  : SET618+3 : TPTP v8.1.2. Released v2.2.0.
% 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 : n029.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 10:56:43 EDT 2023

% Result   : Theorem 3.00s 1.85s
% Output   : CNFRefutation 3.26s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    4
%            Number of leaves      :   16
% Syntax   : Number of formulae    :   23 (  11 unt;  12 typ;   0 def)
%            Number of atoms       :   11 (  10 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    2 (   2   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    3 (   2 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   18 (  10   >;   8   *;   0   +;   0  <<)
%            Number of predicates  :    5 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   2 con; 0-2 aty)
%            Number of variables   :   11 (;  11   !;   0   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
%$ subset > member > empty > union > symmetric_difference > difference > #nlpp > empty_set > #skF_4 > #skF_3 > #skF_5 > #skF_2 > #skF_1

%Foreground sorts:

%Background operators:

%Foreground operators:
tff('#skF_4',type,
    '#skF_4': $i > $i ).

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

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

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

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

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

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

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

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

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

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

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

tff(f_35,axiom,
    ! [B] : ( difference(B,B) = empty_set ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',self_difference_is_empty_set) ).

tff(f_29,axiom,
    ! [B,C] : ( symmetric_difference(B,C) = union(difference(B,C),difference(C,B)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',symmetric_difference_defn) ).

tff(f_32,axiom,
    ! [B] : ( union(B,B) = B ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',idempotency_of_union) ).

tff(f_82,negated_conjecture,
    ~ ! [B] : ( symmetric_difference(B,B) = empty_set ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_th93) ).

tff(c_6,plain,
    ! [B_4] : ( difference(B_4,B_4) = empty_set ),
    inference(cnfTransformation,[status(thm)],[f_35]) ).

tff(c_219,plain,
    ! [B_54,C_55] : ( union(difference(B_54,C_55),difference(C_55,B_54)) = symmetric_difference(B_54,C_55) ),
    inference(cnfTransformation,[status(thm)],[f_29]) ).

tff(c_4,plain,
    ! [B_3] : ( union(B_3,B_3) = B_3 ),
    inference(cnfTransformation,[status(thm)],[f_32]) ).

tff(c_232,plain,
    ! [C_55] : ( symmetric_difference(C_55,C_55) = difference(C_55,C_55) ),
    inference(superposition,[status(thm),theory(equality)],[c_219,c_4]) ).

tff(c_253,plain,
    ! [C_55] : ( symmetric_difference(C_55,C_55) = empty_set ),
    inference(demodulation,[status(thm),theory(equality)],[c_6,c_232]) ).

tff(c_44,plain,
    symmetric_difference('#skF_5','#skF_5') != empty_set,
    inference(cnfTransformation,[status(thm)],[f_82]) ).

tff(c_260,plain,
    $false,
    inference(demodulation,[status(thm),theory(equality)],[c_253,c_44]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SET618+3 : TPTP v8.1.2. Released v2.2.0.
% 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
% 0.14/0.34  % Computer : n029.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.34  % WCLimit  : 300
% 0.14/0.34  % DateTime : Thu Aug  3 16:42:07 EDT 2023
% 0.14/0.34  % CPUTime  : 
% 3.00/1.85  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 3.26/1.85  
% 3.26/1.85  % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 3.26/1.87  
% 3.26/1.87  Inference rules
% 3.26/1.87  ----------------------
% 3.26/1.87  #Ref     : 0
% 3.26/1.87  #Sup     : 47
% 3.26/1.87  #Fact    : 0
% 3.26/1.87  #Define  : 0
% 3.26/1.87  #Split   : 0
% 3.26/1.87  #Chain   : 0
% 3.26/1.87  #Close   : 0
% 3.26/1.87  
% 3.26/1.87  Ordering : KBO
% 3.26/1.87  
% 3.26/1.87  Simplification rules
% 3.26/1.87  ----------------------
% 3.26/1.87  #Subsume      : 1
% 3.26/1.87  #Demod        : 11
% 3.26/1.87  #Tautology    : 33
% 3.26/1.87  #SimpNegUnit  : 0
% 3.26/1.87  #BackRed      : 1
% 3.26/1.87  
% 3.26/1.87  #Partial instantiations: 0
% 3.26/1.87  #Strategies tried      : 1
% 3.26/1.87  
% 3.26/1.87  Timing (in seconds)
% 3.26/1.87  ----------------------
% 3.26/1.88  Preprocessing        : 0.50
% 3.26/1.88  Parsing              : 0.26
% 3.26/1.88  CNF conversion       : 0.03
% 3.26/1.88  Main loop            : 0.26
% 3.26/1.88  Inferencing          : 0.10
% 3.26/1.88  Reduction            : 0.07
% 3.26/1.88  Demodulation         : 0.06
% 3.26/1.88  BG Simplification    : 0.02
% 3.26/1.88  Subsumption          : 0.05
% 3.26/1.88  Abstraction          : 0.01
% 3.26/1.88  MUC search           : 0.00
% 3.26/1.88  Cooper               : 0.00
% 3.26/1.88  Total                : 0.79
% 3.26/1.88  Index Insertion      : 0.00
% 3.26/1.88  Index Deletion       : 0.00
% 3.26/1.88  Index Matching       : 0.00
% 3.26/1.88  BG Taut test         : 0.00
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