TSTP Solution File: SYO012_8 by Leo-III---1.7.7

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%------------------------------------------------------------------------------
% File     : Leo-III---1.7.7
% Problem  : SYO012_8 : TPTP v8.1.2. Released v8.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% Computer : n005.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 12:34:54 EDT 2023

% Result   : Theorem 2.65s 1.56s
% Output   : Refutation 2.65s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   15 (   5 unt;   3 typ;   0 def)
%            Number of atoms       :   49 (   3 equ;   0 cnn)
%            Maximal formula atoms :    6 (   4 avg)
%            Number of connectives :   37 (   6   ~;   2   |;  16   &;  10   @)
%                                         (   0 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    5 (   3 avg)
%            Number of types       :    1 (   0 usr)
%            Number of type conns  :    1 (   1   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :    6 (   3 usr;   4 con; 0-2 aty)
%            Number of variables   :    0 (   0   ^;   0   !;   0   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
thf(a_type,type,
    a: $o ).

thf(b_type,type,
    b: $o ).

thf(p_type,type,
    p: $o > $o ).

thf(1,conjecture,
    ( ( p
      @ ( a
        & b ) )
   => ( p
      @ ( b
        & a ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',conj) ).

thf(2,negated_conjecture,
    ~ ( ( p
        @ ( a
          & b ) )
     => ( p
        @ ( b
          & a ) ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(3,plain,
    ~ ( ( p
        @ ( a
          & b ) )
     => ( p
        @ ( b
          & a ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(5,plain,
    ( p
    @ ( a
      & b ) ),
    inference(cnf,[status(esa)],[3]) ).

thf(4,plain,
    ~ ( p
      @ ( b
        & a ) ),
    inference(cnf,[status(esa)],[3]) ).

thf(6,plain,
    ( ( p
      @ ( a
        & b ) )
   != ( p
      @ ( b
        & a ) ) ),
    inference(paramod_ordered,[status(thm)],[5,4]) ).

thf(7,plain,
    ( ( a
      & b )
   != ( b
      & a ) ),
    inference(simp,[status(thm)],[6]) ).

thf(10,plain,
    ( ( a
      & b )
    | ( b
      & a ) ),
    inference(bool_ext,[status(thm)],[7]) ).

thf(14,plain,
    ( a
    | a ),
    inference(cnf,[status(esa)],[10]) ).

thf(17,plain,
    a,
    inference(simp,[status(thm)],[14]) ).

thf(23,plain,
    ( ( $true
      & b )
   != ( b
      & $true ) ),
    inference(rewrite,[status(thm)],[7,17]) ).

thf(24,plain,
    $false,
    inference(simp,[status(thm)],[23]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : SYO012_8 : TPTP v8.1.2. Released v8.0.0.
% 0.11/0.15  % Command  : run_Leo-III %s %d
% 0.15/0.36  % Computer : n005.cluster.edu
% 0.15/0.36  % Model    : x86_64 x86_64
% 0.15/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.36  % Memory   : 8042.1875MB
% 0.15/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.36  % CPULimit : 300
% 0.15/0.36  % WCLimit  : 300
% 0.15/0.36  % DateTime : Thu May 18 18:24:09 EDT 2023
% 0.15/0.36  % CPUTime  : 
% 0.88/0.83  % [INFO] 	 Parsing problem /export/starexec/sandbox/benchmark/theBenchmark.p ... 
% 1.17/0.94  % [INFO] 	 Parsing done (105ms). 
% 1.27/0.94  % [INFO] 	 Running in sequential loop mode. 
% 1.54/1.16  % [INFO] 	 eprover registered as external prover. 
% 1.54/1.16  % [INFO] 	 cvc4 registered as external prover. 
% 1.54/1.16  % [INFO] 	 Scanning for conjecture ... 
% 1.76/1.21  % [INFO] 	 Found a conjecture and 0 axioms. Running axiom selection ... 
% 1.89/1.23  % [INFO] 	 Axiom selection finished. Selected 0 axioms (removed 0 axioms). 
% 1.89/1.23  % [INFO] 	 Problem is typed first-order (TPTP TFF). 
% 1.89/1.23  % [INFO] 	 Type checking passed. 
% 1.89/1.23  % [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 ... 
% 2.65/1.56  % [INFO] 	 Killing All external provers ... 
% 2.65/1.56  % Time passed: 1040ms (effective reasoning time: 615ms)
% 2.65/1.56  % 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)>
% 2.65/1.56  % Axioms used in derivation (0): 
% 2.65/1.56  % No. of inferences in proof: 12
% 2.65/1.56  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : 1040 ms resp. 615 ms w/o parsing
% 2.65/1.58  % SZS output start Refutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 2.65/1.58  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------