TSTP Solution File: SET014-2 by Leo-III---1.7.7

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%------------------------------------------------------------------------------
% File     : Leo-III---1.7.7
% Problem  : SET014-2 : TPTP v8.1.2. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% Computer : n020.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 11:51:53 EDT 2023

% Result   : Unsatisfiable 3.12s 1.73s
% Output   : Refutation 3.29s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :   32
% Syntax   : Number of formulae    :   54 (  11 unt;  11 typ;   0 def)
%            Number of atoms       :   85 (   0 equ;   0 cnn)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :  292 (  42   ~;  42   |;   0   &; 208   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   7 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   13 (  13   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   12 (  11 usr;   5 con; 0-2 aty)
%            Number of variables   :   84 (   0   ^;  84   !;   0   ?;  84   :)

% 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(equal_sets_type,type,
    equal_sets: $i > $i > $o ).

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

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

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

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

thf(member_of_1_not_of_2_type,type,
    member_of_1_not_of_2: $i > $i > $i ).

thf(19,axiom,
    subset @ bs @ cs,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',b_subset_of_c) ).

thf(56,plain,
    subset @ bs @ cs,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[19]) ).

thf(17,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( subset @ A @ B )
      | ~ ( subset @ B @ A )
      | ( equal_sets @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',subsets_are_set_equal_sets) ).

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

thf(7,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( member @ A @ B )
      | ~ ( member @ A @ ( complement @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',not_member_of_set_and_complement) ).

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

thf(11,axiom,
    subset @ as @ cs,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',a_subset_of_c) ).

thf(41,plain,
    subset @ as @ cs,
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(18,axiom,
    ! [B: $i,A: $i] :
      ( ( subset @ A @ B )
      | ( member @ ( member_of_1_not_of_2 @ A @ B ) @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',subsets_axiom1) ).

thf(54,plain,
    ! [B: $i,A: $i] :
      ( ( subset @ A @ B )
      | ( member @ ( member_of_1_not_of_2 @ A @ B ) @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[18]) ).

thf(10,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( equal_sets @ A @ B )
      | ( equal_sets @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',symmetry_for_set_equal) ).

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

thf(8,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ B )
      | ~ ( member @ A @ C )
      | ( member @ A @ ( intersection @ B @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',member_of_both_is_member_of_intersection) ).

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

thf(15,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ B )
      | ( member @ A @ ( union @ B @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',member_of_set1_is_member_of_union) ).

thf(48,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ B )
      | ( member @ A @ ( union @ B @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[15]) ).

thf(12,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( equal_sets @ A @ B )
      | ( subset @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',set_equal_sets_are_subsets1) ).

thf(42,plain,
    ! [B: $i,A: $i] :
      ( ~ ( equal_sets @ A @ B )
      | ( subset @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(2,axiom,
    ! [A: $i] : ( equal_sets @ A @ A ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',reflexivity_for_set_equal) ).

thf(24,plain,
    ! [A: $i] : ( equal_sets @ A @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(9,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ ( intersection @ B @ C ) )
      | ( member @ A @ C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',member_of_intersection_is_member_of_set2) ).

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

thf(3,axiom,
    ! [B: $i,A: $i] :
      ( ( member @ A @ B )
      | ( member @ A @ ( complement @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',member_of_set_or_complement) ).

thf(25,plain,
    ! [B: $i,A: $i] :
      ( ( member @ A @ B )
      | ( member @ A @ ( complement @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(14,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ B )
      | ~ ( subset @ B @ C )
      | ( member @ A @ C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',membership_in_subsets) ).

thf(46,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ B )
      | ~ ( subset @ B @ C )
      | ( member @ A @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).

thf(20,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ B )
      | ( member @ A @ ( union @ C @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',member_of_set2_is_member_of_union) ).

thf(57,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ B )
      | ( member @ A @ ( union @ C @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[20]) ).

thf(5,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( equal_sets @ A @ B )
      | ~ ( equal_sets @ B @ C )
      | ( equal_sets @ A @ C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',transitivity_for_set_equal) ).

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

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

thf(22,plain,
    ~ ( subset @ ( union @ as @ bs ) @ cs ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[1]) ).

thf(13,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( member @ ( member_of_1_not_of_2 @ A @ B ) @ B )
      | ( subset @ A @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',subsets_axiom2) ).

thf(44,plain,
    ! [B: $i,A: $i] :
      ( ~ ( member @ ( member_of_1_not_of_2 @ A @ B ) @ B )
      | ( subset @ A @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).

thf(21,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( equal_sets @ A @ B )
      | ( subset @ B @ A ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',set_equal_sets_are_subsets2) ).

thf(59,plain,
    ! [B: $i,A: $i] :
      ( ~ ( equal_sets @ A @ B )
      | ( subset @ B @ A ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[21]) ).

thf(4,axiom,
    ! [A: $i] :
      ~ ( member @ A @ empty_set ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',empty_set) ).

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

thf(16,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ ( union @ B @ C ) )
      | ( member @ A @ B )
      | ( member @ A @ C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',member_of_union_is_member_of_one_set) ).

thf(50,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( member @ A @ ( union @ B @ C ) )
      | ( member @ A @ B )
      | ( member @ A @ C ) ),
    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 @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',member_of_intersection_is_member_of_set1) ).

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

thf(67,plain,
    $false,
    inference(cvc4,[status(thm)],[56,52,33,41,54,39,35,48,42,24,37,25,46,57,29,22,44,59,27,50,31]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : SET014-2 : TPTP v8.1.2. Bugfixed v2.1.0.
% 0.06/0.15  % Command  : run_Leo-III %s %d
% 0.16/0.35  % Computer : n020.cluster.edu
% 0.16/0.35  % Model    : x86_64 x86_64
% 0.16/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.35  % Memory   : 8042.1875MB
% 0.16/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.16/0.36  % CPULimit : 300
% 0.16/0.36  % WCLimit  : 300
% 0.16/0.36  % DateTime : Thu May 18 19:21:33 EDT 2023
% 0.16/0.36  % CPUTime  : 
% 0.94/0.90  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.22/1.04  % [INFO] 	 Parsing done (136ms). 
% 1.22/1.05  % [INFO] 	 Running in sequential loop mode. 
% 1.75/1.24  % [INFO] 	 eprover registered as external prover. 
% 1.75/1.25  % [INFO] 	 cvc4 registered as external prover. 
% 1.75/1.25  % [INFO] 	 Scanning for conjecture ... 
% 1.88/1.30  % [INFO] 	 Found a conjecture and 23 axioms. Running axiom selection ... 
% 1.88/1.34  % [INFO] 	 Axiom selection finished. Selected 20 axioms (removed 3 axioms). 
% 2.08/1.35  % [INFO] 	 Problem is propositional (TPTP CNF). 
% 2.08/1.36  % [INFO] 	 Type checking passed. 
% 2.08/1.36  % [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 ... 
% 3.12/1.72  % External prover 'cvc4' found a proof!
% 3.12/1.72  % [INFO] 	 Killing All external provers ... 
% 3.12/1.72  % Time passed: 1195ms (effective reasoning time: 674ms)
% 3.12/1.72  % 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)>
% 3.12/1.73  % Axioms used in derivation (20): member_of_intersection_is_member_of_set2, reflexivity_for_set_equal, set_equal_sets_are_subsets2, subsets_are_set_equal_sets, member_of_intersection_is_member_of_set1, set_equal_sets_are_subsets1, transitivity_for_set_equal, a_subset_of_c, member_of_set_or_complement, symmetry_for_set_equal, member_of_set1_is_member_of_union, member_of_union_is_member_of_one_set, not_member_of_set_and_complement, subsets_axiom2, b_subset_of_c, empty_set, member_of_set2_is_member_of_union, member_of_both_is_member_of_intersection, membership_in_subsets, subsets_axiom1
% 3.12/1.73  % No. of inferences in proof: 43
% 3.12/1.73  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 1195 ms resp. 674 ms w/o parsing
% 3.29/1.81  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 3.29/1.81  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------