TSTP Solution File: SYO485^6 by Leo-III---1.7.12

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%------------------------------------------------------------------------------
% File     : Leo-III---1.7.12
% Problem  : SYO485^6 : TPTP v8.2.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d

% Computer : n012.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 : Tue May 21 08:57:07 EDT 2024

% Result   : Theorem 3.63s 2.18s
% Output   : Refutation 3.63s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :   18
% Syntax   : Number of formulae    :   28 (  11 unt;  10 typ;   6 def)
%            Number of atoms       :   47 (  12 equ;   0 cnn)
%            Maximal formula atoms :    5 (   2 avg)
%            Number of connectives :   60 (  15   ~;   4   |;   0   &;  41   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   4 avg)
%            Number of types       :    3 (   1 usr)
%            Number of type conns  :   28 (  28   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   14 (  12 usr;   6 con; 0-3 aty)
%            Number of variables   :   30 (  11   ^  17   !;   2   ?;  30   :)

% Comments : 
%------------------------------------------------------------------------------
thf(mu_type,type,
    mu: $tType ).

thf(meq_ind_type,type,
    meq_ind: mu > mu > $i > $o ).

thf(meq_ind_def,definition,
    ( meq_ind
    = ( ^ [A: mu,B: mu,C: $i] : ( A = B ) ) ) ).

thf(mforall_ind_type,type,
    mforall_ind: ( mu > $i > $o ) > $i > $o ).

thf(mforall_ind_def,definition,
    ( mforall_ind
    = ( ^ [A: mu > $i > $o,B: $i] :
        ! [C: mu] : ( A @ C @ B ) ) ) ).

thf(mexists_ind_type,type,
    mexists_ind: ( mu > $i > $o ) > $i > $o ).

thf(mexists_ind_def,definition,
    ( mexists_ind
    = ( ^ [A: mu > $i > $o] :
          ( mnot
          @ ( mforall_ind
            @ ^ [B: mu] : ( mnot @ ( A @ B ) ) ) ) ) ) ).

thf(mreflexive_type,type,
    mreflexive: ( $i > $i > $o ) > $o ).

thf(mreflexive_def,definition,
    ( mreflexive
    = ( ^ [A: $i > $i > $o] :
        ! [B: $i] : ( A @ B @ B ) ) ) ).

thf(mvalid_type,type,
    mvalid: ( $i > $o ) > $o ).

thf(mvalid_def,definition,
    ( mvalid
    = ( '!' @ $i ) ) ).

thf(rel_s5_type,type,
    rel_s5: $i > $i > $o ).

thf(mdia_s5_type,type,
    mdia_s5: ( $i > $o ) > $i > $o ).

thf(mdia_s5_def,definition,
    ( mdia_s5
    = ( ^ [A: $i > $o] : ( mnot @ ( mbox_s5 @ ( mnot @ A ) ) ) ) ) ).

thf(sk1_type,type,
    sk1: $i ).

thf(sk2_type,type,
    sk2: mu ).

thf(3,axiom,
    mreflexive @ rel_s5,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a1) ).

thf(11,plain,
    ! [A: $i] : ( rel_s5 @ A @ A ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(12,plain,
    ! [A: $i] : ( rel_s5 @ A @ A ),
    inference(cnf,[status(esa)],[11]) ).

thf(1,conjecture,
    ( mvalid
    @ ( mforall_ind
      @ ^ [A: mu] : ( mdia_s5 @ ( mexists_ind @ ( meq_ind @ A ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove) ).

thf(2,negated_conjecture,
    ~ ( mvalid
      @ ( mforall_ind
        @ ^ [A: mu] : ( mdia_s5 @ ( mexists_ind @ ( meq_ind @ A ) ) ) ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(6,plain,
    ~ ! [A: $i,B: mu] :
        ~ ! [C: $i] :
            ( ~ ( rel_s5 @ A @ C )
            | ! [D: mu] : ( B != D ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(7,plain,
    ~ ~ ( ~ ! [A: $i] :
            ? [B: $i] : ( rel_s5 @ A @ B )
        | ~ ! [A: mu] :
            ? [B: mu] : ( A = B ) ),
    inference(miniscope,[status(thm)],[6]) ).

thf(8,plain,
    ! [B: mu,A: $i] :
      ( ~ ( rel_s5 @ sk1 @ A )
      | ( sk2 != B ) ),
    inference(cnf,[status(esa)],[7]) ).

thf(9,plain,
    ! [B: mu,A: $i] :
      ( ( sk2 != B )
      | ~ ( rel_s5 @ sk1 @ A ) ),
    inference(lifteq,[status(thm)],[8]) ).

thf(10,plain,
    ! [A: $i] :
      ~ ( rel_s5 @ sk1 @ A ),
    inference(simp,[status(thm)],[9]) ).

thf(17,plain,
    ! [B: $i,A: $i] :
      ( ( rel_s5 @ A @ A )
     != ( rel_s5 @ sk1 @ B ) ),
    inference(paramod_ordered,[status(thm)],[12,10]) ).

thf(18,plain,
    $false,
    inference(pattern_uni,[status(thm)],[17:[bind(A,$thf( sk1 )),bind(B,$thf( sk1 ))]]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.05/0.09  % Problem  : SYO485^6 : TPTP v8.2.0. Released v4.0.0.
% 0.05/0.11  % Command  : run_Leo-III %s %d
% 0.11/0.31  % Computer : n012.cluster.edu
% 0.11/0.31  % Model    : x86_64 x86_64
% 0.11/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.31  % Memory   : 8042.1875MB
% 0.11/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.31  % CPULimit : 300
% 0.11/0.31  % WCLimit  : 300
% 0.11/0.31  % DateTime : Mon May 20 10:27:39 EDT 2024
% 0.11/0.31  % CPUTime  : 
% 0.91/0.92  % [INFO] 	 Parsing problem /export/starexec/sandbox2/benchmark/theBenchmark.p ... 
% 1.36/1.13  % [INFO] 	 Parsing done (208ms). 
% 1.36/1.14  % [INFO] 	 Running in sequential loop mode. 
% 2.09/1.49  % [INFO] 	 eprover registered as external prover. 
% 2.09/1.49  % [INFO] 	 cvc4 registered as external prover. 
% 2.09/1.49  % [INFO] 	 Scanning for conjecture ... 
% 2.47/1.66  % [INFO] 	 Found a conjecture (or negated_conjecture) and 3 axioms. Running axiom selection ... 
% 2.58/1.69  % [INFO] 	 Axiom selection finished. Selected 3 axioms (removed 0 axioms). 
% 2.58/1.69  % [INFO] 	 Problem is higher-order (TPTP THF). 
% 2.58/1.70  % [INFO] 	 Type checking passed. 
% 2.58/1.70  % [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 ... 
% 3.63/2.18  % [INFO] 	 Killing All external provers ... 
% 3.63/2.18  % Time passed: 1718ms (effective reasoning time: 1034ms)
% 3.63/2.18  % 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)>
% 3.63/2.18  % Axioms used in derivation (1): a1
% 3.63/2.18  % No. of inferences in proof: 12
% 3.63/2.18  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : 1718 ms resp. 1034 ms w/o parsing
% 3.63/2.23  % SZS output start Refutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 3.63/2.23  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------