TSTP Solution File: SYO500_8 by Leo-III---1.7.7

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%------------------------------------------------------------------------------
% File     : Leo-III---1.7.7
% Problem  : SYO500_8 : TPTP v8.1.2. Released v8.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% Computer : n004.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 12:36:16 EDT 2023

% Result   : Theorem 4.04s 1.95s
% Output   : Refutation 4.04s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   23
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   33 (  10 unt;   2 typ;   0 def)
%            Number of atoms       :  175 (  18 equ;   0 cnn)
%            Maximal formula atoms :    6 (   5 avg)
%            Number of connectives :  140 (  32   ~;  28   |;   0   &;  80   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   3 avg)
%            Number of types       :    1 (   0 usr)
%            Number of type conns  :    1 (   1   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :    5 (   2 usr;   3 con; 0-2 aty)
%            Number of variables   :    0 (   0   ^;   0   !;   0   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
thf(f_type,type,
    f: $o > $o ).

thf(x_type,type,
    x: $o ).

thf(1,conjecture,
    ( ( f @ ( f @ ( f @ x ) ) )
    = ( f @ x ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',con) ).

thf(2,negated_conjecture,
    ( ( f @ ( f @ ( f @ x ) ) )
   != ( f @ x ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(3,plain,
    ( ( f @ ( f @ ( f @ x ) ) )
   != ( f @ x ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(4,plain,
    ( ( f @ ( f @ ( f @ x ) ) )
   != ( f @ x ) ),
    inference(lifteq,[status(thm)],[3]) ).

thf(5,plain,
    ( ( f @ ( f @ x ) )
   != x ),
    inference(simp,[status(thm)],[4]) ).

thf(9,plain,
    ( ( f @ ( f @ x ) )
    | x ),
    inference(bool_ext,[status(thm)],[5]) ).

thf(10,plain,
    ( x
    | ~ ( f @ x )
    | ( ( f @ ( f @ ( f @ x ) ) )
     != ( f @ ( f @ x ) ) ) ),
    inference(paramod_ordered,[status(thm)],[9,4]) ).

thf(21,plain,
    ( x
    | ~ ( f @ x )
    | ( ( f @ ( f @ x ) )
     != ( f @ x ) ) ),
    inference(simp,[status(thm)],[10]) ).

thf(96,plain,
    ( x
    | ( ( f @ ( f @ x ) )
     != ( f @ x ) )
    | ( ( f @ ( f @ x ) )
     != ( f @ x ) ) ),
    inference(paramod_ordered,[status(thm)],[9,21]) ).

thf(105,plain,
    ( x
    | ( ( f @ x )
     != x )
    | ( ( f @ x )
     != x ) ),
    inference(simp,[status(thm)],[96]) ).

thf(112,plain,
    ( x
    | ( ( f @ x )
     != x ) ),
    inference(simp,[status(thm)],[105]) ).

thf(119,plain,
    ( x
    | ( f @ x )
    | x ),
    inference(bool_ext,[status(thm)],[112]) ).

thf(122,plain,
    ( x
    | ( f @ x ) ),
    inference(simp,[status(thm)],[119]) ).

thf(6,plain,
    ( ~ ( f @ ( f @ ( f @ x ) ) )
    | ~ ( f @ x ) ),
    inference(bool_ext,[status(thm)],[4]) ).

thf(28,plain,
    ( x
    | ~ ( f @ $true )
    | ~ ( f @ x )
    | ( ( f @ ( f @ x ) )
     != ( f @ ( f @ x ) ) ) ),
    inference(paramod_ordered,[status(thm)],[9,6]) ).

thf(29,plain,
    ( x
    | ~ ( f @ $true )
    | ~ ( f @ x ) ),
    inference(pattern_uni,[status(thm)],[28:[]]) ).

thf(82,plain,
    ( x
    | ~ ( f @ x )
    | ( ( f @ ( f @ x ) )
     != ( f @ $true ) ) ),
    inference(paramod_ordered,[status(thm)],[9,29]) ).

thf(90,plain,
    ( x
    | ~ ( f @ x )
    | ~ ( f @ x ) ),
    inference(simp,[status(thm)],[82]) ).

thf(92,plain,
    ( x
    | ~ ( f @ x ) ),
    inference(simp,[status(thm)],[90]) ).

thf(132,plain,
    ( x
    | ( ( f @ x )
     != ( f @ x ) ) ),
    inference(paramod_ordered,[status(thm)],[122,92]) ).

thf(133,plain,
    x,
    inference(pattern_uni,[status(thm)],[132:[]]) ).

thf(157,plain,
    ~ ( f @ ( f @ $true ) ),
    inference(rewrite,[status(thm)],[5,133]) ).

thf(162,plain,
    ( ( f @ ( f @ ( f @ $true ) ) )
   != ( f @ $true ) ),
    inference(rewrite,[status(thm)],[4,133]) ).

thf(167,plain,
    ( ( f @ $false )
   != ( f @ $true ) ),
    inference(rewrite,[status(thm)],[162,157]) ).

thf(170,plain,
    ( ( f @ $false )
    | ( f @ $true ) ),
    inference(bool_ext,[status(thm)],[167]) ).

thf(176,plain,
    ( ( f @ $true )
    | ( ( f @ ( f @ $true ) )
     != ( f @ $false ) ) ),
    inference(paramod_ordered,[status(thm)],[170,157]) ).

thf(185,plain,
    ( ( f @ $true )
    | ( f @ $true ) ),
    inference(simp,[status(thm)],[176]) ).

thf(188,plain,
    f @ $true,
    inference(simp,[status(thm)],[185]) ).

thf(192,plain,
    ~ ( f @ $true ),
    inference(rewrite,[status(thm)],[157,188]) ).

thf(198,plain,
    ~ $true,
    inference(rewrite,[status(thm)],[192,188]) ).

thf(199,plain,
    $false,
    inference(simp,[status(thm)],[198]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SYO500_8 : TPTP v8.1.2. Released v8.0.0.
% 0.13/0.15  % Command  : run_Leo-III %s %d
% 0.15/0.36  % Computer : n004.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 18:41:10 EDT 2023
% 0.22/0.36  % CPUTime  : 
% 0.98/0.88  % [INFO] 	 Parsing problem /export/starexec/sandbox2/benchmark/theBenchmark.p ... 
% 1.20/0.99  % [INFO] 	 Parsing done (111ms). 
% 1.20/1.00  % [INFO] 	 Running in sequential loop mode. 
% 1.61/1.21  % [INFO] 	 eprover registered as external prover. 
% 1.61/1.21  % [INFO] 	 cvc4 registered as external prover. 
% 1.61/1.21  % [INFO] 	 Scanning for conjecture ... 
% 1.78/1.26  % [INFO] 	 Found a conjecture and 0 axioms. Running axiom selection ... 
% 1.78/1.27  % [INFO] 	 Axiom selection finished. Selected 0 axioms (removed 0 axioms). 
% 1.78/1.27  % [INFO] 	 Problem is typed first-order (TPTP TFF). 
% 1.78/1.28  % [INFO] 	 Type checking passed. 
% 1.78/1.28  % [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 ... 
% 4.04/1.95  % [INFO] 	 Killing All external provers ... 
% 4.04/1.95  % Time passed: 1434ms (effective reasoning time: 947ms)
% 4.04/1.95  % 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)>
% 4.04/1.95  % Axioms used in derivation (0): 
% 4.04/1.95  % No. of inferences in proof: 31
% 4.04/1.95  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : 1434 ms resp. 947 ms w/o parsing
% 4.04/1.97  % SZS output start Refutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 4.04/1.97  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------