TSTP Solution File: GRP166-4 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : GRP166-4 : TPTP v8.1.0. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n028.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 : Sat Jul 16 11:37:14 EDT 2022

% Result   : Unsatisfiable 0.37s 0.61s
% Output   : Refutation 0.37s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :    4
% Syntax   : Number of clauses     :    6 (   6 unt;   0 nHn;   3 RR)
%            Number of literals    :    6 (   5 equ;   1 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :    3 (   1 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   :    5 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(left_identity,axiom,
    multiply(identity,X) = X,
    file('/export/starexec/sandbox/benchmark/Axioms/GRP004-0.ax',left_identity) ).

cnf(monotony_glb2,axiom,
    multiply(greatest_lower_bound(X,Y),Z) = greatest_lower_bound(multiply(X,Z),multiply(Y,Z)),
    file('/export/starexec/sandbox/benchmark/Axioms/GRP004-2.ax',monotony_glb2) ).

cnf(lat3b_2,hypothesis,
    greatest_lower_bound(b,identity) = identity,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',lat3b_2) ).

cnf(prove_lat3b,negated_conjecture,
    greatest_lower_bound(a,multiply(b,a)) != a,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_lat3b) ).

cnf(109,plain,
    X = greatest_lower_bound(multiply(b,X),X),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[monotony_glb2,lat3b_2,theory(equality)]),left_identity,theory(equality)]) ).

cnf(111,plain,
    $false,
    inference('REWRITE',[status(thm)],[prove_lat3b,109,theory(equality)]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem  : GRP166-4 : TPTP v8.1.0. Bugfixed v1.2.1.
% 0.03/0.14  % Command  : run-snark %s %d
% 0.13/0.35  % Computer : n028.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 600
% 0.13/0.35  % DateTime : Mon Jun 13 04:12:07 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.20/0.47  /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.20/0.48  * 
% 0.20/0.48  * 
% 0.20/0.49  #<PACKAGE "SNARK-USER">
% 0.20/0.49  * 
% 0.20/0.49  SNARK-TPTP-OPTIONS
% 0.20/0.49  * 
% 0.20/0.49  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.20/0.49   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.20/0.49   (USE-FACTORING :POS)
% 0.20/0.49   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.20/0.49   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.20/0.49   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.20/0.49   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.20/0.49   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.20/0.49   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.20/0.49   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.20/0.49   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.20/0.49   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.20/0.49   (DECLARE-TPTP-SYMBOLS2))
% 0.20/0.49  * 
% 0.20/0.49  "."
% 0.20/0.49  * 
% 0.20/0.49  ; Begin refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-06-13T04:12:07
% 0.20/0.49  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n028.cluster.edu at 2022-06-13T04:12:07
% 0.20/0.50  
% 0.20/0.50  ; Recognized left identity assertion (= (|multiply| |identity| ?X) ?X).
% 0.20/0.50  ; Recognized possible left inverse assertion (= (|multiply| (|inverse| ?X) ?X) |identity|).
% 0.20/0.50  ; Recognized associativity assertion (= (|multiply| (|multiply| ?X ?Y) ?Z) (|multiply| ?X (|multiply| ?Y ?Z))).
% 0.20/0.50  ; Recognized commutativity assertion (= (|greatest_lower_bound| ?X ?Y) (|greatest_lower_bound| ?Y ?X)).
% 0.20/0.50  ; Recognized commutativity assertion (= (|least_upper_bound| ?X ?Y) (|least_upper_bound| ?Y ?X)).
% 0.20/0.50  ; Recognized associativity assertion (= (|greatest_lower_bound| ?X (|greatest_lower_bound| ?Y ?Z)) (|greatest_lower_bound| (|greatest_lower_bound| ?X ?Y) ?Z)).
% 0.20/0.50  ; Recognized associativity assertion (= (|least_upper_bound| ?X (|least_upper_bound| ?Y ?Z)) (|least_upper_bound| (|least_upper_bound| ?X ?Y) ?Z)).
% 0.20/0.50  ; Declaring greatest_lower_bound to be commutative.
% 0.20/0.50  ; Declaring greatest_lower_bound to be associative-commutative.
% 0.20/0.50  ; Declaring least_upper_bound to be commutative.
% 0.37/0.61  ; Declaring least_upper_bound to be associative-commutative.
% 0.37/0.61  
% 0.37/0.61  #||
% 0.37/0.61  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.37/0.61  % SZS output start Refutation
% See solution above
% 0.37/0.61  ||#
% 0.37/0.61  
% 0.37/0.61  ; Summary of computation:
% 0.37/0.61  ;       623 formulas have been input or derived (from 21 formulas).
% 0.37/0.61  ;       111 (18%) were retained.  Of these,
% 0.37/0.61  ;            1 ( 1%) were simplified or subsumed later,
% 0.37/0.61  ;          110 (99%) are still being kept.
% 0.37/0.61  ; 
% 0.37/0.61  ; Run time in seconds:
% 0.37/0.61  ;     0.004   3%   Read assertion file          (1 call)
% 0.37/0.61  ;     0.001   1%   Assert                       (18 calls)
% 0.37/0.61  ;     0.016  13%   Process new row              (532 calls)
% 0.37/0.61  ;     0.002   2%   Resolution                   (40 calls)
% 0.37/0.61  ;     0.015  12%   Paramodulation               (20 calls)
% 0.37/0.61  ;     0.000   0%   Embedding                    (51 calls)
% 0.37/0.61  ;     0.054  44%   Forward simplification       (485 calls)
% 0.37/0.61  ;     0.001   1%   Backward simplification      (64 calls)
% 0.37/0.61  ;     0.002   2%   Ordering                     (472 calls)
% 0.37/0.61  ;     0.003   2%   Ordering ac                  (144 calls)
% 0.37/0.61  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.37/0.61  ;     0.000   0%   Purity testing               (1 call)
% 0.37/0.61  ;     0.026  21%   Other
% 0.37/0.61  ;     0.124        Total
% 0.37/0.61  ;     0.125        Real time
% 0.37/0.61  ; 
% 0.37/0.61  ; Term-hash-array has 342 terms in all.
% 0.37/0.61  ; Feature-vector-row-index has 0 entries (0 at peak, 0 added, 0 deleted).
% 0.37/0.61  ; Feature-vector-row-index has 1 node (1 at peak, 1 added, 0 deleted).
% 0.37/0.61  ; Path-index has 342 entries (343 at peak, 345 added, 3 deleted).
% 0.37/0.61  ; Path-index has 300 nodes (300 at peak, 300 added, 0 deleted).
% 0.37/0.61  ; Trie-index has 342 entries (343 at peak, 345 added, 3 deleted).
% 0.37/0.61  ; Trie-index has 176 nodes (178 at peak, 178 added, 2 deleted).
% 0.37/0.61  ; Retrieved 42,023 generalization terms in 4,767 calls.
% 0.37/0.61  ; Retrieved 243 instance terms in 85 calls.
% 0.37/0.61  ; Retrieved 404 unifiable terms in 98 calls.
% 0.37/0.61  ; 
% 0.37/0.61  ; The agenda of rows to process has 77 entries:
% 0.37/0.61  ;     2 with value 15              4 with value 23               7 with value 30
% 0.37/0.61  ;     2 with value 18             16 with value 24               2 with value 32
% 0.37/0.61  ;     2 with value 19              8 with value 26               2 with value 34
% 0.37/0.61  ;    16 with value 20              4 with value 27               1 with value 36
% 0.37/0.61  ;     7 with value 22              4 with value 28
% 0.37/0.61  ; The agenda of rows to give has 90 entries:
% 0.37/0.61  ;     4 with value (4 8)           4 with value (4 18)           4 with value (4 27)
% 0.37/0.61  ;    10 with value (4 11)          9 with value (4 20)          10 with value (4 28)
% 0.37/0.61  ;     1 with value (4 12)          8 with value (4 21)           4 with value (4 30)
% 0.37/0.61  ;     1 with value (4 13)          4 with value (4 22)           4 with value (4 31)
% 0.37/0.61  ;     9 with value (4 15)          4 with value (4 24)           4 with value (4 33)
% 0.37/0.61  ;     4 with value (4 17)          4 with value (4 25)           2 with value (4 36)
% 0.37/0.61  Evaluation took:
% 0.37/0.61    0.125 seconds of real time
% 0.37/0.61    0.116037 seconds of user run time
% 0.37/0.61    0.008917 seconds of system run time
% 0.37/0.61    0 calls to %EVAL
% 0.37/0.61    0 page faults and
% 0.37/0.61    7,457,248 bytes consed.
% 0.37/0.61  :PROOF-FOUND
% 0.37/0.61  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-06-13T04:12:07
% 0.37/0.61  :PROOF-FOUND
% 0.37/0.61  * 
%------------------------------------------------------------------------------