TSTP Solution File: SET842-2 by Leo-III---1.7.7

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%------------------------------------------------------------------------------
% File     : Leo-III---1.7.7
% Problem  : SET842-2 : TPTP v8.1.2. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% Computer : n028.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 11:54:34 EDT 2023

% Result   : Unsatisfiable 2.58s 1.65s
% Output   : Refutation 2.88s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :   16
% Syntax   : Number of formulae    :   24 (   3 unt;   9 typ;   0 def)
%            Number of atoms       :   29 (   0 equ;   0 cnn)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :  170 (  14   ~;  14   |;   0   &; 142   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   12 (   9 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   15 (  15   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   10 (   9 usr;   4 con; 0-3 aty)
%            Number of variables   :   34 (   0   ^;  34   !;   0   ?;  34   :)

% Comments : 
%------------------------------------------------------------------------------
thf(c_lessequals_type,type,
    c_lessequals: $i > $i > $i > $o ).

thf(c_Union_type,type,
    c_Union: $i > $i > $i ).

thf(v_Y_type,type,
    v_Y: $i ).

thf(tc_set_type,type,
    tc_set: $i > $i ).

thf(t_a_type,type,
    t_a: $i ).

thf(v_m_type,type,
    v_m: $i ).

thf(c_in_type,type,
    c_in: $i > $i > $i > $o ).

thf(c_Main_OUnionE__1_type,type,
    c_Main_OUnionE__1: $i > $i > $i > $i ).

thf(c_Main_OsubsetI__1_type,type,
    c_Main_OsubsetI__1: $i > $i > $i > $i ).

thf(4,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( c_in @ A @ ( c_Union @ B @ C ) @ C )
      | ( c_in @ A @ ( c_Main_OUnionE__1 @ A @ B @ C ) @ C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OUnionE_1) ).

thf(14,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( c_in @ A @ ( c_Union @ B @ C ) @ C )
      | ( c_in @ A @ ( c_Main_OUnionE__1 @ A @ B @ C ) @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(7,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( c_in @ ( c_Main_OsubsetI__1 @ A @ B @ C ) @ B @ C )
      | ( c_lessequals @ A @ B @ ( tc_set @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OsubsetI_1) ).

thf(20,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( c_in @ ( c_Main_OsubsetI__1 @ A @ B @ C ) @ B @ C )
      | ( c_lessequals @ A @ B @ ( tc_set @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(2,negated_conjecture,
    ! [A: $i] :
      ( ( c_lessequals @ A @ v_m @ ( tc_set @ ( tc_set @ t_a ) ) )
      | ~ ( c_in @ A @ v_Y @ ( tc_set @ ( tc_set @ t_a ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_4) ).

thf(9,plain,
    ! [A: $i] :
      ( ( c_lessequals @ A @ v_m @ ( tc_set @ ( tc_set @ t_a ) ) )
      | ~ ( c_in @ A @ v_Y @ ( tc_set @ ( tc_set @ t_a ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(3,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( c_in @ A @ ( c_Union @ B @ C ) @ C )
      | ( c_in @ ( c_Main_OUnionE__1 @ A @ B @ C ) @ B @ ( tc_set @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OUnionE_0) ).

thf(12,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ~ ( c_in @ A @ ( c_Union @ B @ C ) @ C )
      | ( c_in @ ( c_Main_OUnionE__1 @ A @ B @ C ) @ B @ ( tc_set @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(6,axiom,
    ! [C: $i,B: $i,A: $i] :
      ( ( c_in @ ( c_Main_OsubsetI__1 @ A @ B @ C ) @ A @ C )
      | ( c_lessequals @ A @ B @ ( tc_set @ C ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OsubsetI_0) ).

thf(18,plain,
    ! [C: $i,B: $i,A: $i] :
      ( ( c_in @ ( c_Main_OsubsetI__1 @ A @ B @ C ) @ A @ C )
      | ( c_lessequals @ A @ B @ ( tc_set @ C ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(5,axiom,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( c_in @ A @ B @ C )
      | ~ ( c_lessequals @ B @ D @ ( tc_set @ C ) )
      | ( c_in @ A @ D @ C ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_Set_OsubsetD_0) ).

thf(16,plain,
    ! [D: $i,C: $i,B: $i,A: $i] :
      ( ~ ( c_in @ A @ B @ C )
      | ~ ( c_lessequals @ B @ D @ ( tc_set @ C ) )
      | ( c_in @ A @ D @ C ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(1,negated_conjecture,
    ~ ( c_lessequals @ ( c_Union @ v_Y @ ( tc_set @ t_a ) ) @ v_m @ ( tc_set @ ( tc_set @ t_a ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cls_conjecture_3) ).

thf(8,plain,
    ~ ( c_lessequals @ ( c_Union @ v_Y @ ( tc_set @ t_a ) ) @ v_m @ ( tc_set @ ( tc_set @ t_a ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[1]) ).

thf(22,plain,
    $false,
    inference(cvc4,[status(thm)],[14,20,9,12,18,16,8]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : SET842-2 : TPTP v8.1.2. Released v3.2.0.
% 0.06/0.16  % Command  : run_Leo-III %s %d
% 0.16/0.36  % Computer : n028.cluster.edu
% 0.16/0.36  % Model    : x86_64 x86_64
% 0.16/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.36  % Memory   : 8042.1875MB
% 0.16/0.36  % 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 19:11:49 EDT 2023
% 0.16/0.36  % CPUTime  : 
% 0.95/0.90  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.24/1.03  % [INFO] 	 Parsing done (125ms). 
% 1.24/1.04  % [INFO] 	 Running in sequential loop mode. 
% 1.75/1.25  % [INFO] 	 eprover registered as external prover. 
% 1.75/1.25  % [INFO] 	 cvc4 registered as external prover. 
% 1.75/1.26  % [INFO] 	 Scanning for conjecture ... 
% 1.83/1.31  % [INFO] 	 Found a conjecture and 5 axioms. Running axiom selection ... 
% 1.97/1.34  % [INFO] 	 Axiom selection finished. Selected 5 axioms (removed 0 axioms). 
% 1.97/1.35  % [INFO] 	 Problem is propositional (TPTP CNF). 
% 1.97/1.35  % [INFO] 	 Type checking passed. 
% 2.06/1.35  % [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 ... 
% 2.58/1.64  % External prover 'cvc4' found a proof!
% 2.58/1.64  % [INFO] 	 Killing All external provers ... 
% 2.58/1.64  % Time passed: 1096ms (effective reasoning time: 601ms)
% 2.58/1.64  % 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)>
% 2.58/1.65  % Axioms used in derivation (5): cls_Set_OsubsetI_1, cls_Set_OUnionE_1, cls_Set_OsubsetI_0, cls_Set_OsubsetD_0, cls_Set_OUnionE_0
% 2.58/1.65  % No. of inferences in proof: 15
% 2.58/1.65  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 1096 ms resp. 601 ms w/o parsing
% 2.88/1.68  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 2.88/1.68  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------