TSTP Solution File: LCL043-1 by Leo-III---1.7.7

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%------------------------------------------------------------------------------
% File     : Leo-III---1.7.7
% Problem  : LCL043-1 : TPTP v8.1.2. Released v1.0.0.
% 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 11:29:13 EDT 2023

% Result   : Unsatisfiable 2.26s 1.40s
% Output   : Refutation 2.26s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :   11
% Syntax   : Number of formulae    :   19 (  13 unt;   4 typ;   0 def)
%            Number of atoms       :   19 (   0 equ;   0 cnn)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :  116 (   6   ~;   4   |;   0   &; 106   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   8 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    4 (   4   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :    5 (   4 usr;   2 con; 0-2 aty)
%            Number of variables   :   28 (   0   ^;  28   !;   0   ?;  28   :)

% Comments : 
%------------------------------------------------------------------------------
thf(is_a_theorem_type,type,
    is_a_theorem: $i > $o ).

thf(implies_type,type,
    implies: $i > $i > $i ).

thf(not_type,type,
    not: $i > $i ).

thf(a_type,type,
    a: $i ).

thf(2,axiom,
    ! [B: $i,A: $i] :
      ( ~ ( is_a_theorem @ ( implies @ A @ B ) )
      | ~ ( is_a_theorem @ A )
      | ( is_a_theorem @ B ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',condensed_detachment) ).

thf(10,plain,
    ! [B: $i,A: $i] :
      ( ~ ( is_a_theorem @ ( implies @ A @ B ) )
      | ~ ( is_a_theorem @ A )
      | ( is_a_theorem @ B ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(5,axiom,
    ! [C: $i,B: $i,A: $i] : ( is_a_theorem @ ( implies @ ( implies @ A @ ( implies @ B @ C ) ) @ ( implies @ B @ ( implies @ A @ C ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cn_21) ).

thf(14,plain,
    ! [C: $i,B: $i,A: $i] : ( is_a_theorem @ ( implies @ ( implies @ A @ ( implies @ B @ C ) ) @ ( implies @ B @ ( implies @ A @ C ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(4,axiom,
    ! [B: $i,A: $i] : ( is_a_theorem @ ( implies @ A @ ( implies @ B @ A ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cn_18) ).

thf(13,plain,
    ! [B: $i,A: $i] : ( is_a_theorem @ ( implies @ A @ ( implies @ B @ A ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(3,axiom,
    ! [B: $i,A: $i] : ( is_a_theorem @ ( implies @ A @ ( implies @ ( not @ A ) @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cn_3) ).

thf(12,plain,
    ! [B: $i,A: $i] : ( is_a_theorem @ ( implies @ A @ ( implies @ ( not @ A ) @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(7,axiom,
    ! [B: $i,A: $i] : ( is_a_theorem @ ( implies @ ( implies @ A @ B ) @ ( implies @ ( implies @ ( not @ A ) @ B ) @ B ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cn_54) ).

thf(16,plain,
    ! [B: $i,A: $i] : ( is_a_theorem @ ( implies @ ( implies @ A @ B ) @ ( implies @ ( implies @ ( not @ A ) @ B ) @ B ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(1,negated_conjecture,
    ~ ( is_a_theorem @ ( implies @ ( not @ ( not @ a ) ) @ a ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_cn_39) ).

thf(8,plain,
    ~ ( is_a_theorem @ ( implies @ ( not @ ( not @ a ) ) @ a ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[1]) ).

thf(6,axiom,
    ! [C: $i,B: $i,A: $i] : ( is_a_theorem @ ( implies @ ( implies @ A @ B ) @ ( implies @ ( implies @ C @ A ) @ ( implies @ C @ B ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cn_22) ).

thf(15,plain,
    ! [C: $i,B: $i,A: $i] : ( is_a_theorem @ ( implies @ ( implies @ A @ B ) @ ( implies @ ( implies @ C @ A ) @ ( implies @ C @ B ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(19,plain,
    $false,
    inference(e,[status(thm)],[10,14,13,12,16,8,15]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.02/0.09  % Problem  : LCL043-1 : TPTP v8.1.2. Released v1.0.0.
% 0.02/0.11  % Command  : run_Leo-III %s %d
% 0.10/0.30  % Computer : n032.cluster.edu
% 0.10/0.30  % Model    : x86_64 x86_64
% 0.10/0.30  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.30  % Memory   : 8042.1875MB
% 0.10/0.30  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.30  % CPULimit : 300
% 0.10/0.30  % WCLimit  : 300
% 0.10/0.30  % DateTime : Thu May 18 16:31:50 EDT 2023
% 0.10/0.30  % CPUTime  : 
% 0.64/0.69  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 0.90/0.80  % [INFO] 	 Parsing done (108ms). 
% 0.90/0.81  % [INFO] 	 Running in sequential loop mode. 
% 1.19/1.00  % [INFO] 	 eprover registered as external prover. 
% 1.19/1.00  % [INFO] 	 cvc4 registered as external prover. 
% 1.19/1.01  % [INFO] 	 Scanning for conjecture ... 
% 1.36/1.05  % [INFO] 	 Found a conjecture and 6 axioms. Running axiom selection ... 
% 1.36/1.07  % [INFO] 	 Axiom selection finished. Selected 6 axioms (removed 0 axioms). 
% 1.36/1.08  % [INFO] 	 Problem is propositional (TPTP CNF). 
% 1.36/1.08  % [INFO] 	 Type checking passed. 
% 1.36/1.09  % [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 ... 
% 2.26/1.40  % External prover 'e' found a proof!
% 2.26/1.40  % [INFO] 	 Killing All external provers ... 
% 2.26/1.40  % Time passed: 992ms (effective reasoning time: 580ms)
% 2.26/1.40  % 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)>
% 2.26/1.40  % Axioms used in derivation (6): cn_21, condensed_detachment, cn_54, cn_18, cn_22, cn_3
% 2.26/1.40  % No. of inferences in proof: 15
% 2.26/1.40  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 992 ms resp. 580 ms w/o parsing
% 2.26/1.46  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 2.26/1.46  % [INFO] 	 Killing All external provers ... 
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