TSTP Solution File: SEV158^5 by Leo-III---1.7.15

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Leo-III---1.7.15
% Problem  : SEV158^5 : TPTP v8.2.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_Leo-III %s %d THM

% Computer : n021.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 : Mon Jun 24 15:58:22 EDT 2024

% Result   : Theorem 3.78s 2.01s
% Output   : Refutation 4.07s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    1
% Syntax   : Number of formulae    :   12 (   4 unt;   0 typ;   0 def)
%            Number of atoms       :   96 (  51 equ;  32 cnn)
%            Maximal formula atoms :    6 (   8 avg)
%            Number of connectives :  174 (  12   ~;  14   |;  12   &; 130   @)
%                                         (   0 <=>;   6  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   12 (   6 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   70 (  70   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :    9 (   6 usr;   2 con; 0-2 aty)
%            Number of variables   :   26 (   0   ^  23   !;   3   ?;  26   :)

% Comments : 
%------------------------------------------------------------------------------
thf(sk1_type,type,
    sk1: ( ( $i > $o ) > ( $i > $o ) > $o ) > $i > $o ).

thf(sk2_type,type,
    sk2: ( ( $i > $o ) > ( $i > $o ) > $o ) > $i > $o ).

thf(sk3_type,type,
    sk3: ( ( $i > $o ) > ( $i > $o ) > $o ) > $i > $o ).

thf(sk4_type,type,
    sk4: ( ( $i > $o ) > ( $i > $o ) > $o ) > $i > $o ).

thf(sk5_type,type,
    sk5: ( ( $i > $o ) > ( $i > $o ) > $o ) > $i > $o ).

thf(sk6_type,type,
    sk6: ( ( $i > $o ) > ( $i > $o ) > $o ) > $i > $o ).

thf(1,conjecture,
    ? [A: ( $i > $o ) > ( $i > $o ) > $o] :
      ( ! [B: $i > $o] : ( A @ B @ B )
      & ! [B: $i > $o,C: $i > $o,D: $i > $o] :
          ( ( ( A @ B @ C )
            & ( A @ C @ D ) )
         => ( A @ B @ D ) )
      & ! [B: $i > $o,C: $i > $o] :
          ( ( ( A @ B @ C )
            & ( A @ C @ B ) )
         => ! [D: $i] :
              ( ( B @ D )
              = ( C @ D ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cTHM120I_1_pme) ).

thf(2,negated_conjecture,
    ~ ? [A: ( $i > $o ) > ( $i > $o ) > $o] :
        ( ! [B: $i > $o] : ( A @ B @ B )
        & ! [B: $i > $o,C: $i > $o,D: $i > $o] :
            ( ( ( A @ B @ C )
              & ( A @ C @ D ) )
           => ( A @ B @ D ) )
        & ! [B: $i > $o,C: $i > $o] :
            ( ( ( A @ B @ C )
              & ( A @ C @ B ) )
           => ! [D: $i] :
                ( ( B @ D )
                = ( C @ D ) ) ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(3,plain,
    ~ ? [A: ( $i > $o ) > ( $i > $o ) > $o] :
        ( ! [B: $i > $o] : ( A @ B @ B )
        & ! [B: $i > $o,C: $i > $o,D: $i > $o] :
            ( ( ( A @ B @ C )
              & ( A @ C @ D ) )
           => ( A @ B @ D ) )
        & ! [B: $i > $o,C: $i > $o] :
            ( ( ( A @ B @ C )
              & ( A @ C @ B ) )
           => ! [D: $i] :
                ( ( B @ D )
                = ( C @ D ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(8,plain,
    ! [A: ( $i > $o ) > ( $i > $o ) > $o] :
      ( ~ ( A @ ( sk1 @ A ) @ ( sk1 @ A ) )
      | ( A @ ( sk3 @ A ) @ ( sk4 @ A ) )
      | ( A @ ( sk5 @ A ) @ ( sk6 @ A ) ) ),
    inference(cnf,[status(esa)],[3]) ).

thf(20,plain,
    ( ( ( sk1 @ ( (=) @ ( $i > $o ) ) )
     != ( sk1 @ ( (=) @ ( $i > $o ) ) ) )
    | ( ( sk3 @ ( (=) @ ( $i > $o ) ) )
      = ( sk4 @ ( (=) @ ( $i > $o ) ) ) )
    | ( ( sk5 @ ( (=) @ ( $i > $o ) ) )
      = ( sk6 @ ( (=) @ ( $i > $o ) ) ) ) ),
    inference(replace_andrewseq,[status(thm)],[8:[bind(A,$thf( (=) @ ( $i > $o ) ))]]) ).

thf(26,plain,
    ( ( ( sk1 @ ( (=) @ ( $i > $o ) ) )
     != ( sk1 @ ( (=) @ ( $i > $o ) ) ) )
    | ( ( sk4 @ ( (=) @ ( $i > $o ) ) )
      = ( sk3 @ ( (=) @ ( $i > $o ) ) ) )
    | ( ( sk6 @ ( (=) @ ( $i > $o ) ) )
      = ( sk5 @ ( (=) @ ( $i > $o ) ) ) ) ),
    inference(lifteq,[status(thm)],[20]) ).

thf(27,plain,
    ( ( ( sk4 @ ( (=) @ ( $i > $o ) ) )
      = ( sk3 @ ( (=) @ ( $i > $o ) ) ) )
    | ( ( sk6 @ ( (=) @ ( $i > $o ) ) )
      = ( sk5 @ ( (=) @ ( $i > $o ) ) ) ) ),
    inference(simp,[status(thm)],[26]) ).

thf(4,plain,
    ! [A: ( $i > $o ) > ( $i > $o ) > $o] :
      ( ~ ( A @ ( sk1 @ A ) @ ( sk1 @ A ) )
      | ~ ( A @ ( sk2 @ A ) @ ( sk4 @ A ) )
      | ( A @ ( sk5 @ A ) @ ( sk6 @ A ) ) ),
    inference(cnf,[status(esa)],[3]) ).

thf(21,plain,
    ( ( ( sk1 @ ( (=) @ ( $i > $o ) ) )
     != ( sk1 @ ( (=) @ ( $i > $o ) ) ) )
    | ( ( sk2 @ ( (=) @ ( $i > $o ) ) )
     != ( sk4 @ ( (=) @ ( $i > $o ) ) ) )
    | ( ( sk5 @ ( (=) @ ( $i > $o ) ) )
      = ( sk6 @ ( (=) @ ( $i > $o ) ) ) ) ),
    inference(replace_andrewseq,[status(thm)],[4:[bind(A,$thf( (=) @ ( $i > $o ) ))]]) ).

thf(28,plain,
    ( ( ( sk1 @ ( (=) @ ( $i > $o ) ) )
     != ( sk1 @ ( (=) @ ( $i > $o ) ) ) )
    | ( ( sk4 @ ( (=) @ ( $i > $o ) ) )
     != ( sk2 @ ( (=) @ ( $i > $o ) ) ) )
    | ( ( sk6 @ ( (=) @ ( $i > $o ) ) )
      = ( sk5 @ ( (=) @ ( $i > $o ) ) ) ) ),
    inference(lifteq,[status(thm)],[21]) ).

thf(29,plain,
    ( ( ( sk4 @ ( (=) @ ( $i > $o ) ) )
     != ( sk2 @ ( (=) @ ( $i > $o ) ) ) )
    | ( ( sk6 @ ( (=) @ ( $i > $o ) ) )
      = ( sk5 @ ( (=) @ ( $i > $o ) ) ) ) ),
    inference(simp,[status(thm)],[28]) ).

thf(62,plain,
    $false,
    inference(e,[status(thm)],[3,27,29]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : SEV158^5 : TPTP v8.2.0. Released v4.0.0.
% 0.07/0.13  % Command  : run_Leo-III %s %d THM
% 0.12/0.35  % Computer : n021.cluster.edu
% 0.12/0.35  % Model    : x86_64 x86_64
% 0.12/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.35  % Memory   : 8042.1875MB
% 0.12/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.35  % CPULimit : 300
% 0.12/0.35  % WCLimit  : 300
% 0.12/0.35  % DateTime : Fri Jun 21 19:42:40 EDT 2024
% 0.12/0.35  % CPUTime  : 
% 0.95/0.91  % [INFO] 	 Parsing problem /export/starexec/sandbox2/benchmark/theBenchmark.p ... 
% 1.22/1.03  % [INFO] 	 Parsing done (122ms). 
% 1.22/1.04  % [INFO] 	 Running in sequential loop mode. 
% 1.69/1.29  % [INFO] 	 eprover registered as external prover. 
% 1.69/1.30  % [INFO] 	 Scanning for conjecture ... 
% 1.88/1.36  % [INFO] 	 Found a conjecture (or negated_conjecture) and 0 axioms. Running axiom selection ... 
% 1.88/1.38  % [INFO] 	 Axiom selection finished. Selected 0 axioms (removed 0 axioms). 
% 1.88/1.38  % [INFO] 	 Problem is higher-order (TPTP THF). 
% 1.88/1.38  % [INFO] 	 Type checking passed. 
% 1.88/1.39  % [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 ... 
% 3.78/2.01  % External prover 'e' found a proof!
% 3.78/2.01  % [INFO] 	 Killing All external provers ... 
% 3.78/2.01  % Time passed: 1465ms (effective reasoning time: 965ms)
% 3.78/2.01  % 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)>
% 3.78/2.01  % Axioms used in derivation (0): 
% 3.78/2.01  % No. of inferences in proof: 12
% 3.78/2.01  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : 1465 ms resp. 965 ms w/o parsing
% 4.07/2.05  % SZS output start Refutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 4.07/2.05  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------