TSTP Solution File: LAT028-1 by SNARK---20120808r022

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%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : LAT028-1 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n029.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 06:41:55 EDT 2022

% Result   : Unsatisfiable 0.40s 0.59s
% Output   : Refutation 0.40s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :    7
% Syntax   : Number of clauses     :   17 (  17 unt;   0 nHn;   2 RR)
%            Number of literals    :   17 (  16 equ;   1 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;   2 con; 0-2 aty)
%            Number of variables   :   34 (  13 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(idempotence_of_meet,axiom,
    meet(X,X) = X,
    file('/export/starexec/sandbox/benchmark/Axioms/LAT005-0.ax',idempotence_of_meet) ).

cnf(idempotence_of_join,axiom,
    join(X,X) = X,
    file('/export/starexec/sandbox/benchmark/Axioms/LAT005-0.ax',idempotence_of_join) ).

cnf(wal_1,axiom,
    meet(meet(join(X,Y),join(Z,Y)),Y) = Y,
    file('/export/starexec/sandbox/benchmark/Axioms/LAT005-0.ax',wal_1) ).

cnf(wal_2,axiom,
    join(join(meet(X,Y),meet(Z,Y)),Y) = Y,
    file('/export/starexec/sandbox/benchmark/Axioms/LAT005-0.ax',wal_2) ).

cnf(wal_1_2,axiom,
    meet2(meet2(join(X,Y),join(Z,Y)),Y) = Y,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',wal_1_2) ).

cnf(wal_2_2,axiom,
    join(join(meet2(X,Y),meet2(Z,Y)),Y) = Y,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',wal_2_2) ).

cnf(name,negated_conjecture,
    meet(a,b) != meet2(a,b),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',name) ).

cnf(9,plain,
    meet(join(X,Y),Y) = Y,
    inference('PARAMODULATE',[status(thm)],[wal_1,idempotence_of_meet,theory(equality)]) ).

cnf(10,plain,
    join(meet(X,Y),Y) = Y,
    inference('PARAMODULATE',[status(thm)],[wal_2,idempotence_of_join,theory(equality)]) ).

cnf(15,plain,
    join(meet2(X,Y),Y) = Y,
    inference('PARAMODULATE',[status(thm)],[wal_2_2,idempotence_of_join,theory(equality)]) ).

cnf(24,plain,
    meet2(meet2(X,join(Y,meet(Z,X))),meet(Z,X)) = meet(Z,X),
    inference('PARAMODULATE',[status(thm)],[wal_1_2,10,theory(equality)]) ).

cnf(32,plain,
    meet(X,meet2(X,Y)) = meet2(X,Y),
    inference('PARAMODULATE',[status(thm)],[9,15,theory(equality)]) ).

cnf(34,plain,
    meet(meet(X,join(Y,meet2(Z,X))),meet2(Z,X)) = meet2(Z,X),
    inference('PARAMODULATE',[status(thm)],[wal_1,15,theory(equality)]) ).

cnf(65,plain,
    meet2(meet2(X,Y),meet(X,Y)) = meet(X,Y),
    inference('PARAMODULATE',[status(thm)],[24,10,theory(equality)]) ).

cnf(71,plain,
    meet(meet2(X,Y),meet(X,Y)) = meet(X,Y),
    inference('PARAMODULATE',[status(thm)],[32,65,theory(equality)]) ).

cnf(103,plain,
    meet(X,Y) = meet2(X,Y),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[34,15,theory(equality)]),71,theory(equality)]) ).

cnf(104,plain,
    $false,
    inference('REWRITE',[status(thm)],[name,103,theory(equality)]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : LAT028-1 : TPTP v8.1.0. Released v2.2.0.
% 0.03/0.13  % Command  : run-snark %s %d
% 0.14/0.34  % Computer : n029.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.34  % WCLimit  : 600
% 0.14/0.34  % DateTime : Wed Jun 29 23:59:08 EDT 2022
% 0.14/0.34  % CPUTime  : 
% 0.20/0.46  /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.20/0.47  * 
% 0.20/0.47  * 
% 0.20/0.48  #<PACKAGE "SNARK-USER">
% 0.20/0.48  * 
% 0.20/0.48  SNARK-TPTP-OPTIONS
% 0.20/0.48  * 
% 0.20/0.48  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.20/0.48   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.20/0.48   (USE-FACTORING :POS)
% 0.20/0.48   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.20/0.48   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.20/0.48   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.20/0.48   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.20/0.48   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.20/0.48   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.20/0.48   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.20/0.48   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.20/0.48   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.20/0.48   (DECLARE-TPTP-SYMBOLS2))
% 0.20/0.48  * 
% 0.20/0.48  "."
% 0.20/0.48  * 
% 0.20/0.48  ; Begin refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-06-29T23:59:08
% 0.20/0.48  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n029.cluster.edu at 2022-06-29T23:59:08
% 0.20/0.49  
% 0.20/0.49  ; Recognized commutativity assertion (= (|meet| ?X ?Y) (|meet| ?Y ?X)).
% 0.20/0.49  ; Recognized commutativity assertion (= (|join| ?X ?Y) (|join| ?Y ?X)).
% 0.20/0.49  ; Recognized commutativity assertion (= (|meet2| ?X ?Y) (|meet2| ?Y ?X)).
% 0.20/0.49  ; Declaring meet to be commutative.
% 0.20/0.49  ; Declaring join to be commutative.
% 0.40/0.59  ; Declaring meet2 to be commutative.
% 0.40/0.59  
% 0.40/0.59  #||
% 0.40/0.59  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.40/0.59  % SZS output start Refutation
% See solution above
% 0.40/0.59  ||#
% 0.40/0.59  
% 0.40/0.59  ; Summary of computation:
% 0.40/0.59  ;       843 formulas have been input or derived (from 30 formulas).
% 0.40/0.59  ;       104 (12%) were retained.  Of these,
% 0.40/0.59  ;           80 (77%) were simplified or subsumed later,
% 0.40/0.59  ;           24 (23%) are still being kept.
% 0.40/0.59  ; 
% 0.40/0.59  ; Run time in seconds excluding printing time:
% 0.40/0.59  ;     0.002   2%   Read assertion file          (1 call)
% 0.40/0.59  ;     0.000   0%   Assert                       (11 calls)
% 0.40/0.59  ;     0.013  11%   Process new row              (698 calls)
% 0.40/0.59  ;     0.000   0%   Resolution                   (58 calls)
% 0.40/0.59  ;     0.016  14%   Paramodulation               (29 calls)
% 0.40/0.59  ;     0.049  43%   Forward simplification       (698 calls)
% 0.40/0.59  ;     0.003   3%   Backward simplification      (104 calls)
% 0.40/0.59  ;     0.002   2%   Ordering                     (799 calls)
% 0.40/0.59  ;     0.001   1%   Sortal reasoning             (32 calls)
% 0.40/0.59  ;     0.000   0%   Purity testing               (1 call)
% 0.40/0.59  ;     0.029  25%   Other
% 0.40/0.59  ;     0.115        Total
% 0.40/0.59  ;     0.117        Real time
% 0.40/0.59  ; 
% 0.40/0.59  ; Term-hash-array has 326 terms in all.
% 0.40/0.59  ; Feature-vector-row-index has 0 entries (0 at peak, 0 added, 0 deleted).
% 0.40/0.59  ; Feature-vector-row-index has 1 node (1 at peak, 1 added, 0 deleted).
% 0.40/0.59  ; Path-index has 90 entries (328 at peak, 330 added, 240 deleted).
% 0.40/0.59  ; Path-index has 277 nodes (437 at peak, 439 added, 162 deleted).
% 0.40/0.59  ; Trie-index has 90 entries (328 at peak, 330 added, 240 deleted).
% 0.40/0.59  ; Trie-index has 546 nodes (2,558 at peak, 2,560 added, 2,014 deleted).
% 0.40/0.59  ; Retrieved 5,610 generalization terms in 4,560 calls.
% 0.40/0.59  ; Retrieved 188 instance terms in 103 calls.
% 0.40/0.59  ; Retrieved 922 unifiable terms in 173 calls.
% 0.40/0.59  ; 
% 0.40/0.59  ; The agenda of rows to process has 33 entries:
% 0.40/0.59  ;     1 with value 18              1 with value 24               5 with value 30
% 0.40/0.59  ;     1 with value 20              8 with value 25               1 with value 38
% 0.40/0.59  ;     1 with value 21              3 with value 26               2 with value 39
% 0.40/0.59  ;     1 with value 22              1 with value 27               1 with value 40
% 0.40/0.59  ;     6 with value 23              1 with value 29
% 0.40/0.59  ; The agenda of rows to give has 13 entries:
% 0.40/0.59  ;     1 with value (4 12)          2 with value (4 27)           2 with value (4 34)
% 0.40/0.59  ;     4 with value (4 23)          2 with value (4 30)           2 with value (4 39)
% 0.40/0.59  Evaluation took:
% 0.40/0.59    0.117 seconds of real time
% 0.40/0.59    0.106395 seconds of user run time
% 0.40/0.59    0.010694 seconds of system run time
% 0.40/0.59    0 calls to %EVAL
% 0.40/0.59    0 page faults and
% 0.40/0.59    8,963,336 bytes consed.
% 0.40/0.59  :PROOF-FOUND
% 0.40/0.59  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-06-29T23:59:08
% 0.40/0.59  :PROOF-FOUND
% 0.40/0.59  * 
%------------------------------------------------------------------------------