TSTP Solution File: SEV444^1 by Leo-III---1.7.15

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%------------------------------------------------------------------------------
% File     : Leo-III---1.7.15
% Problem  : SEV444^1 : TPTP v8.2.0. Released v7.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d THM

% 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 : Mon Jun 24 15:59:02 EDT 2024

% Result   : Theorem 4.83s 2.23s
% Output   : Refutation 5.24s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :    2
% Syntax   : Number of formulae    :   24 (  14 unt;   0 typ;   0 def)
%            Number of atoms       :  127 (  41 equ;   0 cnn)
%            Maximal formula atoms :    3 (   5 avg)
%            Number of connectives :  140 (  20   ~;  12   |;   0   &; 108   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   4 avg)
%            Number of types       :    2 (   1 usr)
%            Number of type conns  :   11 (  11   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :    7 (   5 usr;   3 con; 0-3 aty)
%            Number of variables   :   36 (   0   ^  36   !;   0   ?;  36   :)

% Comments : 
%------------------------------------------------------------------------------
thf('\'const/sets/IN\'_type',type,
    '\'const/sets/IN\'': 
      !>[TA: $tType] : ( TA > ( TA > $o ) > $o ) ).

thf(skt1_type,type,
    skt1: $tType ).

thf(sk1_type,type,
    sk1: skt1 > $o ).

thf(sk2_type,type,
    sk2: skt1 > $o ).

thf(sk3_type,type,
    sk3: skt1 ).

thf(sk7_type,type,
    sk7: skt1 ).

thf(1,conjecture,
    ! [TA: $tType,A: TA > $o,B: TA > $o] :
      ( ( A = B )
      = ( ! [C: TA] :
            ( ( '\'const/sets/IN\'' @ TA @ C @ A )
            = ( '\'const/sets/IN\'' @ TA @ C @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p','thm/sets/EXTENSION_') ).

thf(2,negated_conjecture,
    ~ ! [TA: $tType,A: TA > $o,B: TA > $o] :
        ( ( A = B )
        = ( ! [C: TA] :
              ( ( '\'const/sets/IN\'' @ TA @ C @ A )
              = ( '\'const/sets/IN\'' @ TA @ C @ B ) ) ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(4,plain,
    ~ ! [TA: $tType,A: TA > $o,B: TA > $o] :
        ( ( A = B )
        = ( ! [C: TA] :
              ( ( '\'const/sets/IN\'' @ TA @ C @ A )
              = ( '\'const/sets/IN\'' @ TA @ C @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(5,plain,
    ( ( sk1 = sk2 )
   != ( ! [A: skt1] :
          ( ( '\'const/sets/IN\'' @ skt1 @ A @ sk1 )
          = ( '\'const/sets/IN\'' @ skt1 @ A @ sk2 ) ) ) ),
    inference(cnf,[status(esa)],[4]) ).

thf(6,plain,
    ( ( sk1 = sk2 )
   != ( ! [A: skt1] :
          ( ( '\'const/sets/IN\'' @ skt1 @ A @ sk1 )
          = ( '\'const/sets/IN\'' @ skt1 @ A @ sk2 ) ) ) ),
    inference(lifteq,[status(thm)],[5]) ).

thf(10,plain,
    ( ( sk1 != sk2 )
    | ~ ! [A: skt1] :
          ( ( '\'const/sets/IN\'' @ skt1 @ A @ sk1 )
          = ( '\'const/sets/IN\'' @ skt1 @ A @ sk2 ) ) ),
    inference(bool_ext,[status(thm)],[6]) ).

thf(12,plain,
    ( ( sk2 != sk1 )
    | ~ ! [A: skt1] :
          ( ( '\'const/sets/IN\'' @ skt1 @ A @ sk1 )
          = ( '\'const/sets/IN\'' @ skt1 @ A @ sk2 ) ) ),
    inference(lifteq,[status(thm)],[10]) ).

thf(14,plain,
    ( ( ( '\'const/sets/IN\'' @ skt1 @ sk3 @ sk1 )
     != ( '\'const/sets/IN\'' @ skt1 @ sk3 @ sk2 ) )
    | ( sk2 != sk1 ) ),
    inference(cnf,[status(esa)],[12]) ).

thf(15,plain,
    ( ( ( '\'const/sets/IN\'' @ skt1 @ sk3 @ sk2 )
     != ( '\'const/sets/IN\'' @ skt1 @ sk3 @ sk1 ) )
    | ( sk2 != sk1 ) ),
    inference(lifteq,[status(thm)],[14]) ).

thf(55,plain,
    ( ( sk3 != sk3 )
    | ( sk2 != sk1 )
    | ( sk2 != sk1 ) ),
    inference(simp,[status(thm)],[15]) ).

thf(63,plain,
    sk2 != sk1,
    inference(simp,[status(thm)],[55]) ).

thf(65,plain,
    ( ( sk2 @ sk7 )
   != ( sk1 @ sk7 ) ),
    inference(func_ext,[status(esa)],[63]) ).

thf(3,axiom,
    ! [TA: $tType,A: TA > $o,B: TA] :
      ( ( '\'const/sets/IN\'' @ TA @ B @ A )
      = ( A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p','thm/sets/IN_') ).

thf(7,plain,
    ! [TA: $tType,A: TA > $o,B: TA] :
      ( ( '\'const/sets/IN\'' @ TA @ B @ A )
      = ( A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(8,plain,
    ! [TA: $tType,B: TA,A: TA > $o] :
      ( ( '\'const/sets/IN\'' @ TA @ B @ A )
      = ( A @ B ) ),
    inference(cnf,[status(esa)],[7]) ).

thf(9,plain,
    ! [TA: $tType,B: TA,A: TA > $o] :
      ( ( '\'const/sets/IN\'' @ TA @ B @ A )
      = ( A @ B ) ),
    inference(lifteq,[status(thm)],[8]) ).

thf(11,plain,
    ( ( sk1 = sk2 )
    | ! [A: skt1] :
        ( ( '\'const/sets/IN\'' @ skt1 @ A @ sk1 )
        = ( '\'const/sets/IN\'' @ skt1 @ A @ sk2 ) ) ),
    inference(bool_ext,[status(thm)],[6]) ).

thf(13,plain,
    ( ( sk2 = sk1 )
    | ! [A: skt1] :
        ( ( '\'const/sets/IN\'' @ skt1 @ A @ sk1 )
        = ( '\'const/sets/IN\'' @ skt1 @ A @ sk2 ) ) ),
    inference(lifteq,[status(thm)],[11]) ).

thf(16,plain,
    ! [A: skt1] :
      ( ( ( '\'const/sets/IN\'' @ skt1 @ A @ sk1 )
        = ( '\'const/sets/IN\'' @ skt1 @ A @ sk2 ) )
      | ( sk2 = sk1 ) ),
    inference(cnf,[status(esa)],[13]) ).

thf(17,plain,
    ! [A: skt1] :
      ( ( ( '\'const/sets/IN\'' @ skt1 @ A @ sk2 )
        = ( '\'const/sets/IN\'' @ skt1 @ A @ sk1 ) )
      | ( sk2 = sk1 ) ),
    inference(lifteq,[status(thm)],[16]) ).

thf(66,plain,
    ! [A: skt1] :
      ( ( '\'const/sets/IN\'' @ skt1 @ A @ sk2 )
      = ( '\'const/sets/IN\'' @ skt1 @ A @ sk1 ) ),
    inference(simplifyReflect,[status(thm)],[17,63]) ).

thf(87,plain,
    ( ~ ( sk2 @ sk7 )
    | ~ ( sk1 @ sk7 ) ),
    inference(bool_ext,[status(thm)],[65]) ).

thf(18,plain,
    ! [TA: $tType,B: TA,A: TA > $o] :
      ( ~ ( '\'const/sets/IN\'' @ TA @ B @ A )
      | ( A @ B ) ),
    inference(bool_ext,[status(thm)],[9]) ).

thf(183,plain,
    $false,
    inference(e,[status(thm)],[65,9,7,66,87,4,63,18]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SEV444^1 : TPTP v8.2.0. Released v7.0.0.
% 0.07/0.12  % Command  : run_Leo-III %s %d THM
% 0.13/0.33  % Computer : n026.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 300
% 0.13/0.33  % DateTime : Fri Jun 21 19:02:25 EDT 2024
% 0.13/0.33  % CPUTime  : 
% 1.06/0.93  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.15/1.05  % [INFO] 	 Parsing done (115ms). 
% 1.34/1.06  % [INFO] 	 Running in sequential loop mode. 
% 1.64/1.26  % [INFO] 	 eprover registered as external prover. 
% 1.64/1.26  % [INFO] 	 Scanning for conjecture ... 
% 1.75/1.31  % [INFO] 	 Found a conjecture (or negated_conjecture) and 1 axioms. Running axiom selection ... 
% 1.75/1.33  % [INFO] 	 Axiom selection finished. Selected 1 axioms (removed 0 axioms). 
% 1.94/1.34  % [INFO] 	 Problem is higher-order (TPTP THF). 
% 1.94/1.34  % [INFO] 	 Type checking passed. 
% 1.94/1.34  % [CONFIG] 	 Using configuration: timeout(300) with strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>.  Searching for refutation ... 
% 4.83/2.23  % External prover 'e' found a proof!
% 4.83/2.23  % [INFO] 	 Killing All external provers ... 
% 4.83/2.23  % Time passed: 1685ms (effective reasoning time: 1173ms)
% 4.83/2.23  % Solved by strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>
% 4.83/2.23  % Axioms used in derivation (1): thm/sets/IN_
% 4.83/2.23  % No. of inferences in proof: 24
% 4.83/2.23  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 1685 ms resp. 1173 ms w/o parsing
% 5.24/2.26  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 5.24/2.26  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------