TSTP Solution File: LAT019-1 by SNARK---20120808r022

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%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : LAT019-1 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n014.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  : 600s
% DateTime : Sun Jul 17 06:41:52 EDT 2022

% Result   : Unsatisfiable 0.18s 0.50s
% Output   : Refutation 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :    5
% Syntax   : Number of clauses     :   10 (  10 unt;   0 nHn;   3 RR)
%            Number of literals    :   10 (   9 equ;   2 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :   16 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(idempotence_of_meet,axiom,
    meet(X,X) = X,
    file('/export/starexec/sandbox/benchmark/Axioms/LAT004-0.ax',idempotence_of_meet) ).

cnf(idempotence_of_join,axiom,
    join(X,X) = X,
    file('/export/starexec/sandbox/benchmark/Axioms/LAT004-0.ax',idempotence_of_join) ).

cnf(quasi_lattice2,axiom,
    meet(join(X,meet(Y,Z)),join(X,Y)) = join(X,meet(Y,Z)),
    file('/export/starexec/sandbox/benchmark/Axioms/LAT004-0.ax',quasi_lattice2) ).

cnf(distributivity_law,hypothesis,
    meet(X,join(Y,Z)) = join(meet(X,Y),meet(X,Z)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',distributivity_law) ).

cnf(prove_distributivity_law_dual,negated_conjecture,
    join(a,meet(b,c)) != meet(join(a,b),join(a,c)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_distributivity_law_dual) ).

cnf(12,plain,
    join(a,meet(b,c)) != join(a,join(meet(a,b),join(meet(c,a),meet(b,c)))),
    inference('REWRITE',[status(thm)],[prove_distributivity_law_dual,idempotence_of_meet,distributivity_law,theory(equality)]) ).

cnf(13,plain,
    join(X,join(meet(X,meet(Y,Z)),join(meet(X,Y),meet(Y,Z)))) = join(X,meet(Y,Z)),
    inference('REWRITE',[status(thm)],[quasi_lattice2,idempotence_of_meet,distributivity_law,theory(equality)]) ).

cnf(15,plain,
    join(X,join(Y,meet(X,Y))) = join(X,Y),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[idempotence_of_meet,distributivity_law,theory(equality)]),idempotence_of_join,idempotence_of_meet,distributivity_law,theory(equality)]) ).

cnf(17,plain,
    join(meet(X,Y),join(X,meet(Y,Z))) = join(X,meet(Y,Z)),
    inference('REWRITE',[status(thm)],[13,15,theory(equality)]) ).

cnf(19,plain,
    $false,
    inference('REWRITE',[status(thm)],[12,17,theory(equality)]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : LAT019-1 : TPTP v8.1.0. Released v2.2.0.
% 0.06/0.13  % Command  : run-snark %s %d
% 0.12/0.33  % Computer : n014.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Thu Jun 30 10:28:41 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.18/0.45  /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/0.46  * 
% 0.18/0.46  * 
% 0.18/0.46  #<PACKAGE "SNARK-USER">
% 0.18/0.46  * 
% 0.18/0.46  SNARK-TPTP-OPTIONS
% 0.18/0.46  * 
% 0.18/0.46  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.18/0.46   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.18/0.46   (USE-FACTORING :POS)
% 0.18/0.46   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.18/0.46   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.18/0.46   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.18/0.46   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.18/0.46   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.18/0.46   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.18/0.46   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.18/0.46   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.18/0.46   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.18/0.46   (DECLARE-TPTP-SYMBOLS2))
% 0.18/0.46  * 
% 0.18/0.47  "."
% 0.18/0.47  * 
% 0.18/0.47  ; Begin refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-06-30T10:28:41
% 0.18/0.47  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n014.cluster.edu at 2022-06-30T10:28:41
% 0.18/0.48  
% 0.18/0.48  ; Recognized commutativity assertion (= (|meet| ?X ?Y) (|meet| ?Y ?X)).
% 0.18/0.48  ; Recognized commutativity assertion (= (|join| ?X ?Y) (|join| ?Y ?X)).
% 0.18/0.48  ; Recognized associativity assertion (= (|meet| (|meet| ?X ?Y) ?Z) (|meet| ?X (|meet| ?Y ?Z))).
% 0.18/0.48  ; Recognized associativity assertion (= (|join| (|join| ?X ?Y) ?Z) (|join| ?X (|join| ?Y ?Z))).
% 0.18/0.48  ; Declaring meet to be commutative.
% 0.18/0.48  ; Declaring meet to be associative-commutative.
% 0.18/0.48  ; Declaring join to be commutative.
% 0.18/0.50  ; Declaring join to be associative-commutative.
% 0.18/0.50  
% 0.18/0.50  #||
% 0.18/0.50  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/0.50  % SZS output start Refutation
% See solution above
% 0.18/0.50  ||#
% 0.18/0.50  
% 0.18/0.50  ; Summary of computation:
% 0.18/0.50  ;        70 formulas have been input or derived (from 6 formulas).
% 0.18/0.50  ;        19 (27%) were retained.  Of these,
% 0.18/0.50  ;            8 (42%) were simplified or subsumed later,
% 0.18/0.50  ;           11 (58%) are still being kept.
% 0.18/0.50  ; 
% 0.18/0.50  ; Run time in seconds excluding printing time:
% 0.18/0.50  ;     0.003   9%   Read assertion file          (1 call)
% 0.18/0.50  ;     0.000   0%   Assert                       (10 calls)
% 0.18/0.50  ;     0.002   6%   Process new row              (34 calls)
% 0.18/0.50  ;     0.000   0%   Resolution                   (10 calls)
% 0.18/0.50  ;     0.003   9%   Paramodulation               (5 calls)
% 0.18/0.50  ;     0.000   0%   Embedding                    (8 calls)
% 0.18/0.50  ;     0.001   3%   Forward simplification       (26 calls)
% 0.18/0.50  ;     0.002   6%   Backward simplification      (10 calls)
% 0.18/0.50  ;     0.001   3%   Ordering                     (47 calls)
% 0.18/0.50  ;     0.000   0%   Ordering ac                  (37 calls)
% 0.18/0.50  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.18/0.50  ;     0.000   0%   Purity testing               (1 call)
% 0.18/0.50  ;     0.022  65%   Other
% 0.18/0.50  ;     0.034        Total
% 0.18/0.50  ;     0.035        Real time
% 0.18/0.50  ; 
% 0.18/0.50  ; Term-hash-array has 51 terms in all.
% 0.18/0.50  ; Feature-vector-row-index has 0 entries (0 at peak, 0 added, 0 deleted).
% 0.18/0.50  ; Feature-vector-row-index has 1 node (1 at peak, 1 added, 0 deleted).
% 0.18/0.50  ; Path-index has 33 entries (37 at peak, 62 added, 29 deleted).
% 0.18/0.50  ; Path-index has 28 nodes (39 at peak, 46 added, 18 deleted).
% 0.18/0.50  ; Trie-index has 33 entries (37 at peak, 62 added, 29 deleted).
% 0.18/0.50  ; Trie-index has 14 nodes (14 at peak, 18 added, 4 deleted).
% 0.18/0.50  ; Retrieved 180 generalization terms in 110 calls.
% 0.18/0.50  ; Retrieved 29 instance terms in 9 calls.
% 0.18/0.50  ; Retrieved 66 unifiable terms in 21 calls.
% 0.18/0.50  ; 
% 0.18/0.50  ; The agenda of rows to process has 35 entries:
% 0.18/0.50  ;     4 with value 20              7 with value 26               4 with value 30
% 0.18/0.50  ;     1 with value 21              1 with value 27               2 with value 32
% 0.18/0.50  ;     3 with value 22              3 with value 28               3 with value 36
% 0.18/0.50  ;     7 with value 24
% 0.18/0.50  ; The agenda of input rows to give has 3 entries:
% 0.18/0.50  ;     1 with value 16              2 with value 18
% 0.18/0.50  ; The agenda of rows to give has 2 entries:
% 0.18/0.50  ;     2 with value (4 15)
% 0.18/0.50  Evaluation took:
% 0.18/0.50    0.035 seconds of real time
% 0.18/0.50    0.030338 seconds of user run time
% 0.18/0.50    0.005155 seconds of system run time
% 0.18/0.50    0 calls to %EVAL
% 0.18/0.50    0 page faults and
% 0.18/0.50    2,338,200 bytes consed.
% 0.18/0.50  :PROOF-FOUND
% 0.18/0.50  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-06-30T10:28:41
% 0.18/0.50  :PROOF-FOUND
% 0.18/0.50  * 
%------------------------------------------------------------------------------