TSTP Solution File: HEN011-4 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : HEN011-4 : TPTP v8.1.0. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n012.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 13:02:35 EDT 2022

% Result   : Unsatisfiable 0.60s 0.78s
% Output   : Refutation 0.60s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    5
%            Number of leaves      :    7
% Syntax   : Number of clauses     :   12 (   9 unt;   0 nHn;   4 RR)
%            Number of literals    :   17 (   5 equ;   6 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   3 con; 0-2 aty)
%            Number of variables   :   25 (   2 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(quotient_smaller_than_numerator,axiom,
    less_equal(divide(X,Y),X),
    file('/export/starexec/sandbox/benchmark/Axioms/HEN002-0.ax',quotient_smaller_than_numerator) ).

cnf(quotient_property,axiom,
    less_equal(divide(divide(X,Y),divide(Z,Y)),divide(divide(X,Z),Y)),
    file('/export/starexec/sandbox/benchmark/Axioms/HEN002-0.ax',quotient_property) ).

cnf(less_equal_and_equal,axiom,
    ( ~ less_equal(X,Y)
    | ~ less_equal(Y,X)
    | X = Y ),
    file('/export/starexec/sandbox/benchmark/Axioms/HEN002-0.ax',less_equal_and_equal) ).

cnf(transitivity_of_less_equal,axiom,
    ( ~ less_equal(X,Y)
    | ~ less_equal(Y,Z)
    | less_equal(X,Z) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',transitivity_of_less_equal) ).

cnf(property_of_divide2,axiom,
    ( ~ less_equal(X,Y)
    | less_equal(divide(Z,Y),divide(Z,X)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',property_of_divide2) ).

cnf(one_inversion_equals_three,axiom,
    divide(identity,divide(identity,divide(identity,X))) = divide(identity,X),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',one_inversion_equals_three) ).

cnf(prove_this,negated_conjecture,
    divide(divide(identity,a),divide(identity,divide(identity,b))) != divide(divide(identity,b),divide(identity,divide(identity,a))),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_this) ).

cnf(25,plain,
    less_equal(divide(X,Y),divide(X,divide(Y,Z))),
    inference('HYPERRESOLVE',[status(thm)],[property_of_divide2,quotient_smaller_than_numerator]) ).

cnf(113,plain,
    less_equal(divide(divide(X,Y),Z),divide(divide(X,Z),Y)),
    inference('HYPERRESOLVE',[status(thm)],[transitivity_of_less_equal,25,quotient_property]) ).

cnf(368,plain,
    divide(divide(X,Y),Z) = divide(divide(X,Z),Y),
    inference('HYPERRESOLVE',[status(thm)],[less_equal_and_equal,113,113]) ).

cnf(654,plain,
    divide(divide(identity,X),Y) = divide(divide(identity,Y),divide(identity,divide(identity,X))),
    inference('PARAMODULATE',[status(thm)],[368,one_inversion_equals_three,theory(equality)]) ).

cnf(655,plain,
    $false,
    inference('REWRITE',[status(thm)],[prove_this,368,654,theory(equality)]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : HEN011-4 : TPTP v8.1.0. Bugfixed v1.2.1.
% 0.07/0.13  % Command  : run-snark %s %d
% 0.13/0.34  % Computer : n012.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 : Fri Jul  1 14:12:17 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.19/0.45  /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.19/0.46  * 
% 0.19/0.46  * 
% 0.19/0.47  #<PACKAGE "SNARK-USER">
% 0.19/0.47  * 
% 0.19/0.47  SNARK-TPTP-OPTIONS
% 0.19/0.47  * 
% 0.19/0.47  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.19/0.47   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.19/0.47   (USE-FACTORING :POS)
% 0.19/0.47   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.19/0.47   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.19/0.47   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.19/0.47   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.19/0.47   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.19/0.47   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.19/0.47   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.19/0.47   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.19/0.47   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.19/0.47   (DECLARE-TPTP-SYMBOLS2))
% 0.19/0.47  * 
% 0.19/0.47  "."
% 0.19/0.47  * 
% 0.19/0.47  ; Begin refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-01T14:12:17
% 0.19/0.47  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n012.cluster.edu at 2022-07-01T14:12:17
% 0.60/0.78  
% 0.60/0.78  
% 0.60/0.78  #||
% 0.60/0.78  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.60/0.78  % SZS output start Refutation
% See solution above
% 0.60/0.78  ||#
% 0.60/0.78  
% 0.60/0.78  ; Summary of computation:
% 0.60/0.78  ;      4799 formulas have been input or derived (from 73 formulas).
% 0.60/0.78  ;       655 (14%) were retained.  Of these,
% 0.60/0.78  ;           77 (12%) were simplified or subsumed later,
% 0.60/0.78  ;          578 (88%) are still being kept.
% 0.60/0.78  ; 
% 0.60/0.78  ; Run time in seconds excluding printing time:
% 0.60/0.78  ;     0.003   1%   Read assertion file          (1 call)
% 0.60/0.78  ;     0.000   0%   Assert                       (18 calls)
% 0.60/0.78  ;     0.073  23%   Process new row              (4,232 calls)
% 0.60/0.78  ;     0.075  24%   Resolution                   (144 calls)
% 0.60/0.78  ;     0.026   8%   Paramodulation               (72 calls)
% 0.60/0.78  ;     0.000   0%   Condensing                   (24 calls)
% 0.60/0.78  ;     0.000   0%   Forward subsumption          (24 calls)
% 0.60/0.78  ;     0.000   0%   Backward subsumption         (19 calls)
% 0.60/0.78  ;     0.000   0%   Clause clause subsumption    (26 calls)
% 0.60/0.78  ;     0.067  22%   Forward simplification       (4,035 calls)
% 0.60/0.78  ;     0.017   5%   Backward simplification      (655 calls)
% 0.60/0.78  ;     0.011   4%   Ordering                     (2,982 calls)
% 0.60/0.78  ;     0.001   0%   Sortal reasoning             (32 calls)
% 0.60/0.78  ;     0.000   0%   Purity testing               (1 call)
% 0.60/0.78  ;     0.038  12%   Other
% 0.60/0.78  ;     0.311        Total
% 0.60/0.78  ;     0.312        Real time
% 0.60/0.78  ; 
% 0.60/0.78  ; Term-hash-array has 1,219 terms in all.
% 0.60/0.78  ; Feature-vector-row-index has 15 entries (15 at peak, 19 added, 4 deleted).
% 0.60/0.78  ; Feature-vector-row-index has 54 nodes (63 at peak, 76 added, 22 deleted).
% 0.60/0.78  ;  Retrieved 24 possibly forward subsuming rows in 24 calls.
% 0.60/0.78  ;  Retrieved 8 possibly backward subsumed rows in 19 calls.
% 0.60/0.78  ; Path-index has 1,087 entries (1,098 at peak, 1,229 added, 142 deleted).
% 0.60/0.78  ; Path-index has 530 nodes (542 at peak, 586 added, 56 deleted).
% 0.60/0.78  ; Trie-index has 1,087 entries (1,098 at peak, 1,229 added, 142 deleted).
% 0.60/0.78  ; Trie-index has 2,618 nodes (2,663 at peak, 3,008 added, 390 deleted).
% 0.60/0.78  ; Retrieved 29,152 generalization terms in 11,969 calls.
% 0.60/0.78  ; Retrieved 2,326 instance terms in 639 calls.
% 0.60/0.78  ; Retrieved 57,658 unifiable terms in 2,383 calls.
% 0.60/0.78  ; 
% 0.60/0.78  ; The agenda of backward simplifiable rows to process has 1 entry:
% 0.60/0.78  ;     1 with value 0
% 0.60/0.78  ; The agenda of rows to process has 41 entries:
% 0.60/0.78  ;     3 with value 23              8 with value 25               4 with value 28
% 0.60/0.78  ;    26 with value 24
% 0.60/0.78  ; The agenda of rows to give has 521 entries:
% 0.60/0.78  ;     2 with value (4 17)         79 with value (4 22)          52 with value (4 27)
% 0.60/0.78  ;    22 with value (4 18)        103 with value (4 23)          13 with value (4 28)
% 0.60/0.78  ;    25 with value (4 19)         45 with value (4 24)           5 with value (4 29)
% 0.60/0.78  ;    50 with value (4 20)         32 with value (4 25)           1 with value (4 30)
% 0.60/0.78  ;    46 with value (4 21)         46 with value (4 26)
% 0.60/0.78  Evaluation took:
% 0.60/0.78    0.313 seconds of real time
% 0.60/0.78    0.279412 seconds of user run time
% 0.60/0.78    0.032918 seconds of system run time
% 0.60/0.78    [Run times include 0.009 seconds GC run time.]
% 0.60/0.78    0 calls to %EVAL
% 0.60/0.78    0 page faults and
% 0.60/0.78    17,135,848 bytes consed.
% 0.60/0.78  :PROOF-FOUND
% 0.60/0.78  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-01T14:12:18
% 0.60/0.78  :PROOF-FOUND
% 0.60/0.78  * 
%------------------------------------------------------------------------------