TSTP Solution File: SET909+1 by Beagle---0.9.51

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%------------------------------------------------------------------------------
% File     : Beagle---0.9.51
% Problem  : SET909+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/sandbox/solver/bin/beagle.jar -auto -q -proof -print tff -smtsolver /export/starexec/sandbox/solver/bin/cvc4-1.4-x86_64-linux-opt -liasolver cooper -t %d %s

% Computer : n007.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 10:57:19 EDT 2023

% Result   : Theorem 3.41s 2.01s
% Output   : CNFRefutation 3.41s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    5
%            Number of leaves      :   20
% Syntax   : Number of formulae    :   29 (   9 unt;  15 typ;   0 def)
%            Number of atoms       :   23 (  10 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   16 (   7   ~;   4   |;   0   &)
%                                         (   5 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   4 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   20 (   9   >;  11   *;   0   +;   0  <<)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :   13 (  13 usr;   6 con; 0-3 aty)
%            Number of variables   :   25 (;  25   !;   0   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
%$ in > empty > unordered_pair > set_union2 > #nlpp > empty_set > #skF_1 > #skF_4 > #skF_7 > #skF_10 > #skF_6 > #skF_5 > #skF_2 > #skF_9 > #skF_8 > #skF_3

%Foreground sorts:

%Background operators:

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

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

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

tff('#skF_7',type,
    '#skF_7': $i ).

tff('#skF_10',type,
    '#skF_10': $i ).

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

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

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

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

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

tff('#skF_9',type,
    '#skF_9': $i ).

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

tff('#skF_8',type,
    '#skF_8': $i ).

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

tff(set_union2,type,
    set_union2: ( $i * $i ) > $i ).

tff(f_50,axiom,
    ! [A,B,C] :
      ( ( C = unordered_pair(A,B) )
    <=> ! [D] :
          ( in(D,C)
        <=> ( ( D = A )
            | ( D = B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d2_tarski) ).

tff(f_41,axiom,
    ! [A] :
      ( ( A = empty_set )
    <=> ! [B] : ~ in(B,A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d1_xboole_0) ).

tff(f_83,negated_conjecture,
    ~ ! [A,B,C] : ( set_union2(unordered_pair(A,B),C) != empty_set ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t50_zfmisc_1) ).

tff(f_35,axiom,
    ! [A,B] : ( set_union2(A,B) = set_union2(B,A) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',commutativity_k2_xboole_0) ).

tff(f_59,axiom,
    ! [A,B,C] :
      ( ( C = set_union2(A,B) )
    <=> ! [D] :
          ( in(D,C)
        <=> ( in(D,A)
            | in(D,B) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d2_xboole_0) ).

tff(c_14,plain,
    ! [D_16,A_11] : in(D_16,unordered_pair(A_11,D_16)),
    inference(cnfTransformation,[status(thm)],[f_50]) ).

tff(c_8,plain,
    ! [B_10] : ~ in(B_10,empty_set),
    inference(cnfTransformation,[status(thm)],[f_41]) ).

tff(c_60,plain,
    set_union2(unordered_pair('#skF_8','#skF_9'),'#skF_10') = empty_set,
    inference(cnfTransformation,[status(thm)],[f_83]) ).

tff(c_166,plain,
    ! [B_46,A_47] : ( set_union2(B_46,A_47) = set_union2(A_47,B_46) ),
    inference(cnfTransformation,[status(thm)],[f_35]) ).

tff(c_205,plain,
    set_union2('#skF_10',unordered_pair('#skF_8','#skF_9')) = empty_set,
    inference(superposition,[status(thm),theory(equality)],[c_60,c_166]) ).

tff(c_250,plain,
    ! [D_51,B_52,A_53] :
      ( ~ in(D_51,B_52)
      | in(D_51,set_union2(A_53,B_52)) ),
    inference(cnfTransformation,[status(thm)],[f_59]) ).

tff(c_263,plain,
    ! [D_51] :
      ( ~ in(D_51,unordered_pair('#skF_8','#skF_9'))
      | in(D_51,empty_set) ),
    inference(superposition,[status(thm),theory(equality)],[c_205,c_250]) ).

tff(c_298,plain,
    ! [D_55] : ~ in(D_55,unordered_pair('#skF_8','#skF_9')),
    inference(negUnitSimplification,[status(thm)],[c_8,c_263]) ).

tff(c_306,plain,
    $false,
    inference(resolution,[status(thm)],[c_14,c_298]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem  : SET909+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/sandbox/solver/bin/beagle.jar -auto -q -proof -print tff -smtsolver /export/starexec/sandbox/solver/bin/cvc4-1.4-x86_64-linux-opt -liasolver cooper -t %d %s
% 0.14/0.36  % Computer : n007.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit : 300
% 0.14/0.36  % WCLimit  : 300
% 0.14/0.36  % DateTime : Thu Aug  3 16:27:08 EDT 2023
% 0.14/0.36  % CPUTime  : 
% 3.41/2.01  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 3.41/2.01  
% 3.41/2.01  % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 3.41/2.04  
% 3.41/2.04  Inference rules
% 3.41/2.04  ----------------------
% 3.41/2.04  #Ref     : 0
% 3.41/2.04  #Sup     : 61
% 3.41/2.04  #Fact    : 0
% 3.41/2.04  #Define  : 0
% 3.41/2.04  #Split   : 0
% 3.41/2.04  #Chain   : 0
% 3.41/2.04  #Close   : 0
% 3.41/2.04  
% 3.41/2.04  Ordering : KBO
% 3.41/2.04  
% 3.41/2.04  Simplification rules
% 3.41/2.04  ----------------------
% 3.41/2.04  #Subsume      : 9
% 3.41/2.04  #Demod        : 20
% 3.41/2.04  #Tautology    : 38
% 3.41/2.04  #SimpNegUnit  : 2
% 3.41/2.04  #BackRed      : 6
% 3.41/2.04  
% 3.41/2.04  #Partial instantiations: 0
% 3.41/2.04  #Strategies tried      : 1
% 3.41/2.04  
% 3.41/2.04  Timing (in seconds)
% 3.41/2.04  ----------------------
% 3.41/2.04  Preprocessing        : 0.52
% 3.41/2.04  Parsing              : 0.27
% 3.41/2.04  CNF conversion       : 0.04
% 3.41/2.04  Main loop            : 0.37
% 3.41/2.04  Inferencing          : 0.12
% 3.41/2.04  Reduction            : 0.13
% 3.41/2.04  Demodulation         : 0.10
% 3.41/2.04  BG Simplification    : 0.02
% 3.41/2.05  Subsumption          : 0.08
% 3.41/2.05  Abstraction          : 0.02
% 3.41/2.05  MUC search           : 0.00
% 3.41/2.05  Cooper               : 0.00
% 3.41/2.05  Total                : 0.94
% 3.41/2.05  Index Insertion      : 0.00
% 3.41/2.05  Index Deletion       : 0.00
% 3.41/2.05  Index Matching       : 0.00
% 3.41/2.05  BG Taut test         : 0.00
%------------------------------------------------------------------------------