TSTP Solution File: SET014-4 by Leo-III---1.7.7

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%------------------------------------------------------------------------------
% File     : Leo-III---1.7.7
% Problem  : SET014-4 : TPTP v8.1.2. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% Computer : n032.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 : Fri May 19 11:51:54 EDT 2023

% Result   : Unsatisfiable 2.47s 1.51s
% Output   : Refutation 2.47s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :   31
% Syntax   : Number of formulae    :   50 (  11 unt;  13 typ;   0 def)
%            Number of atoms       :   73 (   8 equ;   0 cnn)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :  250 (  32   ~;  36   |;   0   &; 182   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   7 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   14 (  14   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   15 (  13 usr;   6 con; 0-2 aty)
%            Number of variables   :   64 (   0   ^;  64   !;   0   ?;  64   :)

% Comments : 
%------------------------------------------------------------------------------
thf(subset_type,type,
    subset: $i > $i > $o ).

thf(union_type,type,
    union: $i > $i > $i ).

thf(as_type,type,
    as: $i ).

thf(bs_type,type,
    bs: $i ).

thf(cs_type,type,
    cs: $i ).

thf(little_set_type,type,
    little_set: $i > $o ).

thf(f1_type,type,
    f1: $i > $i > $i ).

thf(member_type,type,
    member: $i > $i > $o ).

thf(intersection_type,type,
    intersection: $i > $i > $i ).

thf(universal_set_type,type,
    universal_set: $i ).

thf(complement_type,type,
    complement: $i > $i ).

thf(empty_set_type,type,
    empty_set: $i ).

thf(f17_type,type,
    f17: $i > $i > $i ).

thf(17,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( subset @ A @ B )
      | ~ ( member @ C @ A )
      | ( member @ C @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subset1) ).

thf(52,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( subset @ A @ B )
      | ~ ( member @ C @ A )
      | ( member @ C @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[17]) ).

thf(11,axiom,
    ! [B: $i,A: $i] :
      ( ( member @ ( f1 @ A @ B ) @ A )
      | ( member @ ( f1 @ A @ B ) @ B )
      | ( A = B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',extensionality2) ).

thf(41,plain,
    ! [B: $i,A: $i] :
      ( ( member @ ( f1 @ A @ B ) @ A )
      | ( member @ ( f1 @ A @ B ) @ B )
      | ( A = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(10,axiom,
    ! [A: $i] :
      ~ ( member @ A @ empty_set ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',empty_set) ).

thf(39,plain,
    ! [A: $i] :
      ~ ( member @ A @ empty_set ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(8,axiom,
    ! [A: $i] :
      ( ( member @ A @ universal_set )
      | ~ ( little_set @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',universal_set) ).

thf(35,plain,
    ! [A: $i] :
      ( ( member @ A @ universal_set )
      | ~ ( little_set @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(1,negated_conjecture,
    ~ ( subset @ ( union @ as @ bs ) @ cs ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_a_union_b_subset_of_c) ).

thf(19,plain,
    ~ ( subset @ ( union @ as @ bs ) @ cs ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[1]) ).

thf(14,axiom,
    ! [B: $i,A: $i] :
      ( ( subset @ A @ B )
      | ( member @ ( f17 @ A @ B ) @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subset2) ).

thf(47,plain,
    ! [B: $i,A: $i] :
      ( ( subset @ A @ B )
      | ( member @ ( f17 @ A @ B ) @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).

thf(3,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( member @ ( f1 @ A @ B ) @ A )
      | ~ ( member @ ( f1 @ A @ B ) @ B )
      | ( A = B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',extensionality3) ).

thf(24,plain,
    ! [B: $i,A: $i] :
      ( ~ ( member @ ( f1 @ A @ B ) @ A )
      | ~ ( member @ ( f1 @ A @ B ) @ B )
      | ( A = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(9,axiom,
    ! [B: $i,A: $i] :
      ( ( member @ A @ ( complement @ B ) )
      | ~ ( little_set @ A )
      | ( member @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',complement2) ).

thf(37,plain,
    ! [B: $i,A: $i] :
      ( ( member @ A @ ( complement @ B ) )
      | ~ ( little_set @ A )
      | ( member @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(13,axiom,
    subset @ as @ cs,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a_subset_of_c) ).

thf(46,plain,
    subset @ as @ cs,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).

thf(5,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( member @ A @ B )
      | ( little_set @ A ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a2) ).

thf(29,plain,
    ! [B: $i,A: $i] :
      ( ~ ( member @ A @ B )
      | ( little_set @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(2,axiom,
    ! [B: $i,A: $i] :
      ( ( little_set @ ( f1 @ A @ B ) )
      | ( A = B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',extensionality1) ).

thf(21,plain,
    ! [B: $i,A: $i] :
      ( ( little_set @ ( f1 @ A @ B ) )
      | ( A = B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(7,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( member @ A @ ( intersection @ B @ C ) )
      | ~ ( member @ A @ B )
      | ~ ( member @ A @ C ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',intersection3) ).

thf(33,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( member @ A @ ( intersection @ B @ C ) )
      | ~ ( member @ A @ B )
      | ~ ( member @ A @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(12,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( member @ A @ ( complement @ B ) )
      | ~ ( member @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',complement1) ).

thf(44,plain,
    ! [B: $i,A: $i] :
      ( ~ ( member @ A @ ( complement @ B ) )
      | ~ ( member @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(4,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ ( intersection @ B @ C ) )
      | ( member @ A @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',intersection1) ).

thf(27,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ ( intersection @ B @ C ) )
      | ( member @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(18,axiom,
    ! [B: $i,A: $i] :
      ( ( union @ A @ B )
      = ( complement @ ( intersection @ ( complement @ A ) @ ( complement @ B ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',union) ).

thf(54,plain,
    ! [B: $i,A: $i] :
      ( ( union @ A @ B )
      = ( complement @ ( intersection @ ( complement @ A ) @ ( complement @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[18]) ).

thf(15,axiom,
    subset @ bs @ cs,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',b_subset_of_c) ).

thf(49,plain,
    subset @ bs @ cs,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[15]) ).

thf(16,axiom,
    ! [B: $i,A: $i] :
      ( ( subset @ A @ B )
      | ~ ( member @ ( f17 @ A @ B ) @ B ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subset3) ).

thf(50,plain,
    ! [B: $i,A: $i] :
      ( ( subset @ A @ B )
      | ~ ( member @ ( f17 @ A @ B ) @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[16]) ).

thf(6,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ ( intersection @ B @ C ) )
      | ( member @ A @ C ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',intersection2) ).

thf(31,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ ( intersection @ B @ C ) )
      | ( member @ A @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(56,plain,
    $false,
    inference(cvc4,[status(thm)],[52,41,39,35,19,47,24,37,46,29,21,33,44,27,54,49,50,31]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.01/0.08  % Problem  : SET014-4 : TPTP v8.1.2. Bugfixed v1.2.1.
% 0.01/0.10  % Command  : run_Leo-III %s %d
% 0.10/0.28  % Computer : n032.cluster.edu
% 0.10/0.28  % Model    : x86_64 x86_64
% 0.10/0.28  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.28  % Memory   : 8042.1875MB
% 0.10/0.28  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.28  % CPULimit : 300
% 0.10/0.28  % WCLimit  : 300
% 0.10/0.28  % DateTime : Thu May 18 19:00:35 EDT 2023
% 0.10/0.28  % CPUTime  : 
% 0.68/0.68  % [INFO] 	 Parsing problem /export/starexec/sandbox2/benchmark/theBenchmark.p ... 
% 0.92/0.79  % [INFO] 	 Parsing done (110ms). 
% 0.92/0.80  % [INFO] 	 Running in sequential loop mode. 
% 1.23/1.01  % [INFO] 	 eprover registered as external prover. 
% 1.23/1.01  % [INFO] 	 cvc4 registered as external prover. 
% 1.23/1.01  % [INFO] 	 Scanning for conjecture ... 
% 1.38/1.06  % [INFO] 	 Found a conjecture and 17 axioms. Running axiom selection ... 
% 1.52/1.10  % [INFO] 	 Axiom selection finished. Selected 17 axioms (removed 0 axioms). 
% 1.52/1.12  % [INFO] 	 Problem is propositional (TPTP CNF). 
% 1.52/1.12  % [INFO] 	 Type checking passed. 
% 1.52/1.12  % [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 ... 
% 2.47/1.51  % External prover 'cvc4' found a proof!
% 2.47/1.51  % [INFO] 	 Killing All external provers ... 
% 2.47/1.51  % Time passed: 1120ms (effective reasoning time: 712ms)
% 2.47/1.51  % 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)>
% 2.47/1.51  % Axioms used in derivation (17): complement1, union, subset3, a_subset_of_c, intersection3, extensionality1, complement2, intersection2, a2, extensionality3, b_subset_of_c, empty_set, subset2, extensionality2, intersection1, universal_set, subset1
% 2.47/1.51  % No. of inferences in proof: 37
% 2.47/1.51  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : 1120 ms resp. 712 ms w/o parsing
% 2.47/1.55  % SZS output start Refutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 2.47/1.55  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------