TSTP Solution File: HEN003-2 by SNARK---20120808r022

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%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : HEN003-2 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n007.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 13:02:19 EDT 2022

% Result   : Unsatisfiable 0.36s 0.55s
% Output   : Refutation 0.36s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    8
% Syntax   : Number of clauses     :   17 (  12 unt;   0 nHn;   7 RR)
%            Number of literals    :   27 (   3 equ;  11 neg)
%            Maximal clause size   :    6 (   1 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-3 aty)
%            Number of functors    :    3 (   3 usr;   2 con; 0-2 aty)
%            Number of variables   :   30 (   4 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(quotient_less_equal,axiom,
    ( ~ less_equal(X,Y)
    | quotient(X,Y,zero) ),
    file('/export/starexec/sandbox/benchmark/Axioms/HEN001-0.ax',quotient_less_equal) ).

cnf(less_equal_quotient,axiom,
    ( ~ quotient(X,Y,zero)
    | less_equal(X,Y) ),
    file('/export/starexec/sandbox/benchmark/Axioms/HEN001-0.ax',less_equal_quotient) ).

cnf(divisor_existence,axiom,
    ( ~ quotient(X,Y,Z)
    | less_equal(Z,X) ),
    file('/export/starexec/sandbox/benchmark/Axioms/HEN001-0.ax',divisor_existence) ).

cnf(quotient_property,axiom,
    ( ~ quotient(X,Y,Z)
    | ~ quotient(Y,U,V)
    | ~ quotient(X,U,W)
    | ~ quotient(W,V,X1)
    | ~ quotient(Z,U,Y1)
    | less_equal(X1,Y1) ),
    file('/export/starexec/sandbox/benchmark/Axioms/HEN001-0.ax',quotient_property) ).

cnf(zero_is_smallest,axiom,
    less_equal(zero,X),
    file('/export/starexec/sandbox/benchmark/Axioms/HEN001-0.ax',zero_is_smallest) ).

cnf(less_equal_and_equal,axiom,
    ( ~ less_equal(X,Y)
    | ~ less_equal(Y,X)
    | X = Y ),
    file('/export/starexec/sandbox/benchmark/Axioms/HEN001-0.ax',less_equal_and_equal) ).

cnf(closure,axiom,
    quotient(X,Y,divide(X,Y)),
    file('/export/starexec/sandbox/benchmark/Axioms/HEN001-0.ax',closure) ).

cnf(prove_x_divide_x_is_zero,negated_conjecture,
    ~ quotient(x,x,zero),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_x_divide_x_is_zero) ).

cnf(14,plain,
    less_equal(divide(X,Y),X),
    inference('HYPERRESOLVE',[status(thm)],[divisor_existence,closure]) ).

cnf(24,plain,
    quotient(divide(X,Y),X,zero),
    inference('HYPERRESOLVE',[status(thm)],[quotient_less_equal,14]) ).

cnf(26,plain,
    less_equal(divide(divide(X,X),zero),zero),
    inference('HYPERRESOLVE',[status(thm)],[quotient_property,24,closure,closure,closure,24]) ).

cnf(32,plain,
    divide(divide(X,X),zero) = zero,
    inference('HYPERRESOLVE',[status(thm)],[less_equal_and_equal,26,zero_is_smallest]) ).

cnf(40,plain,
    quotient(divide(X,X),zero,zero),
    inference('PARAMODULATE',[status(thm)],[closure,32,theory(equality)]) ).

cnf(41,plain,
    less_equal(divide(X,X),zero),
    inference('HYPERRESOLVE',[status(thm)],[less_equal_quotient,40]) ).

cnf(45,plain,
    divide(X,X) = zero,
    inference('HYPERRESOLVE',[status(thm)],[less_equal_and_equal,41,zero_is_smallest]) ).

cnf(46,plain,
    quotient(X,X,zero),
    inference('PARAMODULATE',[status(thm)],[closure,45,theory(equality)]) ).

cnf(47,plain,
    $false,
    inference('REWRITE',[status(thm)],[prove_x_divide_x_is_zero,46]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11  % Problem  : HEN003-2 : TPTP v8.1.0. Released v1.0.0.
% 0.06/0.12  % Command  : run-snark %s %d
% 0.12/0.33  % Computer : n007.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 : Fri Jul  1 13:07:54 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.18/0.44  /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/0.45  * 
% 0.18/0.45  * 
% 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  * 
% 0.18/0.46  "."
% 0.18/0.46  * 
% 0.18/0.46  ; Begin refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-01T13:07:54
% 0.18/0.46  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n007.cluster.edu at 2022-07-01T13:07:54
% 0.18/0.47  
% 0.18/0.47  ; Recognized relation function assertion (|quotient| ?X ?Y (|divide| ?X ?Y)).
% 0.36/0.55  ; Recognized relation functionality assertion (OR (NOT (|quotient| ?X ?Y ?Z)) (NOT (|quotient| ?X ?Y ?U)) (= ?Z ?U)).
% 0.36/0.55  
% 0.36/0.55  #||
% 0.36/0.55  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.36/0.55  % SZS output start Refutation
% See solution above
% 0.36/0.55  ||#
% 0.36/0.55  
% 0.36/0.55  ; Summary of computation:
% 0.36/0.55  ;      1625 formulas have been input or derived (from 32 formulas).
% 0.36/0.55  ;        47 ( 3%) were retained.  Of these,
% 0.36/0.55  ;           10 (21%) were simplified or subsumed later,
% 0.36/0.55  ;           37 (79%) are still being kept.
% 0.36/0.55  ; 
% 0.36/0.55  ; Run time in seconds excluding printing time:
% 0.36/0.55  ;     0.003   3%   Read assertion file          (1 call)
% 0.36/0.55  ;     0.001   1%   Assert                       (12 calls)
% 0.36/0.55  ;     0.006   7%   Process new row              (845 calls)
% 0.36/0.55  ;     0.044  48%   Resolution                   (62 calls)
% 0.36/0.55  ;     0.002   2%   Paramodulation               (31 calls)
% 0.36/0.55  ;     0.001   1%   Condensing                   (6 calls)
% 0.36/0.55  ;     0.000   0%   Forward subsumption          (6 calls)
% 0.36/0.55  ;     0.000   0%   Backward subsumption         (6 calls)
% 0.36/0.55  ;     0.000   0%   Clause clause subsumption    (2 calls)
% 0.36/0.55  ;     0.009  10%   Forward simplification       (842 calls)
% 0.36/0.55  ;     0.001   1%   Backward simplification      (47 calls)
% 0.36/0.55  ;     0.001   1%   Ordering                     (92 calls)
% 0.36/0.55  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.36/0.55  ;     0.000   0%   Purity testing               (1 call)
% 0.36/0.55  ;     0.024  26%   Other
% 0.36/0.55  ;     0.092        Total
% 0.36/0.55  ;     0.094        Real time
% 0.36/0.55  ; 
% 0.36/0.55  ; Term-hash-array has 97 terms in all.
% 0.36/0.55  ; Feature-vector-row-index has 6 entries (6 at peak, 6 added, 0 deleted).
% 0.36/0.55  ; Feature-vector-row-index has 12 nodes (12 at peak, 12 added, 0 deleted).
% 0.36/0.55  ;  Retrieved 1 possibly forward subsuming row in 6 calls.
% 0.36/0.56  ;  Retrieved 1 possibly backward subsumed row in 6 calls.
% 0.36/0.56  ; Path-index has 80 entries (97 at peak, 100 added, 20 deleted).
% 0.36/0.56  ; Path-index has 177 nodes (180 at peak, 181 added, 4 deleted).
% 0.36/0.56  ; Trie-index has 80 entries (97 at peak, 100 added, 20 deleted).
% 0.36/0.56  ; Trie-index has 215 nodes (242 at peak, 246 added, 31 deleted).
% 0.36/0.56  ; Retrieved 1,800 generalization terms in 1,956 calls.
% 0.36/0.56  ; Retrieved 104 instance terms in 40 calls.
% 0.36/0.56  ; Retrieved 13,156 unifiable terms in 5,175 calls.
% 0.36/0.56  ; 
% 0.36/0.56  ; The agenda of rows to process has 7 entries:
% 0.36/0.56  ;     3 with value 15              2 with value 16               2 with value 18
% 0.36/0.56  ; The agenda of rows to give has 11 entries:
% 0.36/0.56  ;     1 with value (4 13)          1 with value (4 18)           2 with value (4 21)
% 0.36/0.56  ;     1 with value (4 15)          1 with value (4 19)           1 with value (4 22)
% 0.36/0.56  ;     2 with value (4 17)          1 with value (4 20)           1 with value (4 25)
% 0.36/0.56  Evaluation took:
% 0.36/0.56    0.095 seconds of real time
% 0.36/0.56    0.081206 seconds of user run time
% 0.36/0.56    0.013751 seconds of system run time
% 0.36/0.56    0 calls to %EVAL
% 0.36/0.56    0 page faults and
% 0.36/0.56    5,417,240 bytes consed.
% 0.36/0.56  :PROOF-FOUND
% 0.36/0.56  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-01T13:07:54
% 0.36/0.56  :PROOF-FOUND
% 0.36/0.56  * 
%------------------------------------------------------------------------------