TSTP Solution File: LAT026-1 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : LAT026-1 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% 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  : 600s
% DateTime : Sun Jul 17 06:41:54 EDT 2022

% Result   : Unsatisfiable 2.03s 2.21s
% Output   : Refutation 2.03s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :    5
% Syntax   : Number of clauses     :   14 (  14 unt;   0 nHn;   2 RR)
%            Number of literals    :   14 (  13 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;   3 con; 0-2 aty)
%            Number of variables   :   33 (  12 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(idempotence_of_join,axiom,
    join(X,X) = X,
    file('/export/starexec/sandbox2/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/sandbox2/benchmark/Axioms/LAT005-0.ax',wal_1) ).

cnf(wal_2,axiom,
    join(join(meet(X,Y),meet(Z,Y)),Y) = Y,
    file('/export/starexec/sandbox2/benchmark/Axioms/LAT005-0.ax',wal_2) ).

cnf(absorbtion,hypothesis,
    meet(X,join(Y,join(X,Z))) = X,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',absorbtion) ).

cnf(prove_associativity_of_meet,negated_conjecture,
    meet(meet(a,b),c) != meet(a,meet(b,c)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_associativity_of_meet) ).

cnf(8,plain,
    join(meet(X,Y),Y) = Y,
    inference('PARAMODULATE',[status(thm)],[wal_2,idempotence_of_join,theory(equality)]) ).

cnf(17,plain,
    meet(meet(X,Y),join(Z,Y)) = meet(X,Y),
    inference('PARAMODULATE',[status(thm)],[absorbtion,8,theory(equality)]) ).

cnf(19,plain,
    meet(meet(X,join(Y,meet(Z,X))),meet(Z,X)) = meet(Z,X),
    inference('PARAMODULATE',[status(thm)],[wal_1,8,theory(equality)]) ).

cnf(21,plain,
    join(meet(X,Y),join(Z,Y)) = join(Z,Y),
    inference('PARAMODULATE',[status(thm)],[8,17,theory(equality)]) ).

cnf(28,plain,
    join(meet(X,meet(Z,Y)),Z) = Z,
    inference('PARAMODULATE',[status(thm)],[21,8,theory(equality)]) ).

cnf(149,plain,
    meet(meet(X,Y),meet(X,meet(Z,Y))) = meet(X,meet(Z,Y)),
    inference('PARAMODULATE',[status(thm)],[19,28,theory(equality)]) ).

cnf(658,plain,
    meet(meet(X,Y),meet(Z,Y)) = meet(Z,meet(X,Y)),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[149,149,theory(equality)]),149,theory(equality)]) ).

cnf(679,plain,
    meet(X,meet(Z,Y)) = meet(Y,meet(Z,X)),
    inference('PARAMODULATE',[status(thm)],[658,658,theory(equality)]) ).

cnf(680,plain,
    $false,
    inference('REWRITE',[status(thm)],[prove_associativity_of_meet,679,theory(equality)]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : LAT026-1 : TPTP v8.1.0. Released v2.2.0.
% 0.11/0.13  % Command  : run-snark %s %d
% 0.13/0.34  % Computer : n021.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Wed Jun 29 16:56:27 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.19/0.44  /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.19/0.45  * 
% 0.19/0.45  * 
% 0.19/0.46  #<PACKAGE "SNARK-USER">
% 0.19/0.46  * 
% 0.19/0.46  SNARK-TPTP-OPTIONS
% 0.19/0.46  * 
% 0.19/0.46  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.19/0.46   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.19/0.46   (USE-FACTORING :POS)
% 0.19/0.46   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.19/0.46   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.19/0.46   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.19/0.46   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.19/0.46   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.19/0.46   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.19/0.46   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.19/0.46   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.19/0.46   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.19/0.46   (DECLARE-TPTP-SYMBOLS2))
% 0.19/0.46  * 
% 0.19/0.46  "."
% 0.19/0.46  * 
% 0.19/0.46  ; Begin refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-06-29T16:56:27
% 0.19/0.46  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n021.cluster.edu at 2022-06-29T16:56:27
% 0.19/0.47  
% 0.19/0.47  ; Recognized commutativity assertion (= (|meet| ?X ?Y) (|meet| ?Y ?X)).
% 0.19/0.47  ; Recognized commutativity assertion (= (|join| ?X ?Y) (|join| ?Y ?X)).
% 0.19/0.47  ; Declaring meet to be commutative.
% 2.03/2.21  ; Declaring join to be commutative.
% 2.03/2.21  
% 2.03/2.21  #||
% 2.03/2.21  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 2.03/2.21  % SZS output start Refutation
% See solution above
% 2.03/2.21  ||#
% 2.03/2.21  
% 2.03/2.21  ; Summary of computation:
% 2.03/2.21  ;      5866 formulas have been input or derived (from 51 formulas).
% 2.03/2.21  ;       680 (12%) were retained.  Of these,
% 2.03/2.21  ;          259 (38%) were simplified or subsumed later,
% 2.03/2.21  ;          421 (62%) are still being kept.
% 2.03/2.21  ; 
% 2.03/2.21  ; Run time in seconds excluding printing time:
% 2.03/2.21  ;     0.002   0%   Read assertion file          (1 call)
% 2.03/2.21  ;     0.000   0%   Assert                       (8 calls)
% 2.03/2.21  ;     0.110   6%   Process new row              (4,821 calls)
% 2.03/2.21  ;     0.007   0%   Resolution                   (100 calls)
% 2.03/2.21  ;     0.145   8%   Paramodulation               (50 calls)
% 2.03/2.21  ;     1.094  62%   Forward simplification       (4,590 calls)
% 2.03/2.21  ;     0.102   6%   Backward simplification      (680 calls)
% 2.03/2.21  ;     0.241  14%   Ordering                     (24,589 calls)
% 2.03/2.21  ;     0.000   0%   Sortal reasoning             (32 calls)
% 2.03/2.21  ;     0.000   0%   Purity testing               (1 call)
% 2.03/2.21  ;     0.051   3%   Other
% 2.03/2.21  ;     1.752        Total
% 2.03/2.21  ;     1.755        Real time
% 2.03/2.21  ; 
% 2.03/2.21  ; Term-hash-array has 2,384 terms in all.
% 2.03/2.21  ; Feature-vector-row-index has 0 entries (0 at peak, 0 added, 0 deleted).
% 2.03/2.21  ; Feature-vector-row-index has 1 node (1 at peak, 1 added, 0 deleted).
% 2.03/2.21  ; Path-index has 1,530 entries (2,054 at peak, 2,451 added, 921 deleted).
% 2.03/2.21  ; Path-index has 520 nodes (588 at peak, 621 added, 101 deleted).
% 2.03/2.21  ; Trie-index has 1,530 entries (2,054 at peak, 2,451 added, 921 deleted).
% 2.03/2.21  ; Trie-index has 8,871 nodes (13,061 at peak, 15,502 added, 6,631 deleted).
% 2.03/2.21  ; Retrieved 68,929 generalization terms in 35,930 calls.
% 2.03/2.21  ; Retrieved 7,001 instance terms in 693 calls.
% 2.03/2.21  ; Retrieved 11,376 unifiable terms in 344 calls.
% 2.03/2.21  ; 
% 2.03/2.21  ; The agenda of backward simplifiable rows to process has 30 entries:
% 2.03/2.21  ;    30 with value 0
% 2.03/2.21  ; The agenda of rows to process has 140 entries:
% 2.03/2.21  ;     3 with value 21              5 with value 29               1 with value 36
% 2.03/2.21  ;     2 with value 22             10 with value 30               2 with value 37
% 2.03/2.21  ;     9 with value 23              9 with value 31               1 with value 38
% 2.03/2.21  ;    11 with value 24              7 with value 32               6 with value 39
% 2.03/2.21  ;     4 with value 25             14 with value 33               2 with value 40
% 2.03/2.21  ;    19 with value 26             12 with value 34               6 with value 41
% 2.03/2.21  ;     3 with value 27              4 with value 35               1 with value 43
% 2.03/2.21  ;     9 with value 28
% 2.03/2.21  ; The agenda of rows to give has 389 entries:
% 2.03/2.21  ;     1 with value (4 21)         18 with value (4 35)           4 with value (4 47)
% 2.03/2.21  ;     1 with value (4 23)         14 with value (4 36)           8 with value (4 48)
% 2.03/2.21  ;     5 with value (4 24)         23 with value (4 37)           3 with value (4 49)
% 2.03/2.21  ;    10 with value (4 25)         15 with value (4 38)           4 with value (4 50)
% 2.03/2.21  ;    11 with value (4 26)         13 with value (4 39)           1 with value (4 51)
% 2.03/2.21  ;    14 with value (4 27)         17 with value (4 40)           1 with value (4 52)
% 2.03/2.21  ;    17 with value (4 28)          5 with value (4 41)           4 with value (4 54)
% 2.03/2.21  ;    22 with value (4 29)         13 with value (4 42)           2 with value (4 55)
% 2.03/2.21  ;    21 with value (4 30)          3 with value (4 43)           1 with value (4 56)
% 2.03/2.21  ;    30 with value (4 31)         10 with value (4 44)           1 with value (4 57)
% 2.03/2.21  ;    36 with value (4 32)          1 with value (4 45)           1 with value (4 61)
% 2.03/2.21  ;    32 with value (4 33)          2 with value (4 46)           1 with value (4 63)
% 2.03/2.21  ;    24 with value (4 34)
% 2.03/2.21  Evaluation took:
% 2.03/2.21    1.757 seconds of real time
% 2.03/2.21    1.653564 seconds of user run time
% 2.03/2.21    0.101675 seconds of system run time
% 2.03/2.21    [Run times include 0.083 seconds GC run time.]
% 2.03/2.21    0 calls to %EVAL
% 2.03/2.21    0 page faults and
% 2.03/2.21    119,510,032 bytes consed.
% 2.03/2.21  :PROOF-FOUND
% 2.03/2.21  ; End refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-06-29T16:56:29
% 2.03/2.21  :PROOF-FOUND
% 2.03/2.21  * 
%------------------------------------------------------------------------------