TSTP Solution File: HEN005-1 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : HEN005-1 : TPTP v8.1.0. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n010.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 13:02:22 EDT 2022

% Result   : Unsatisfiable 0.18s 0.56s
% Output   : Refutation 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :   10
% Syntax   : Number of clauses     :   22 (  17 unt;   0 nHn;  18 RR)
%            Number of literals    :   33 (   5 equ;  13 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    :    5 (   5 usr;   4 con; 0-2 aty)
%            Number of variables   :   23 (   3 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(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(well_defined,axiom,
    ( ~ quotient(X,Y,Z)
    | ~ quotient(X,Y,U)
    | Z = U ),
    file('/export/starexec/sandbox/benchmark/Axioms/HEN001-0.ax',well_defined) ).

cnf(xLEy,hypothesis,
    less_equal(x,y),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',xLEy) ).

cnf(yLEz,hypothesis,
    less_equal(y,z),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',yLEz) ).

cnf(prove_transitivity_of_less_equal,negated_conjecture,
    ~ less_equal(x,z),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_transitivity_of_less_equal) ).

cnf(13,plain,
    quotient(y,z,zero),
    inference('HYPERRESOLVE',[status(thm)],[quotient_less_equal,yLEz]) ).

cnf(14,plain,
    quotient(x,y,zero),
    inference('HYPERRESOLVE',[status(thm)],[quotient_less_equal,xLEy]) ).

cnf(16,plain,
    quotient(zero,X,zero),
    inference('HYPERRESOLVE',[status(thm)],[quotient_less_equal,zero_is_smallest]) ).

cnf(17,plain,
    ~ quotient(x,z,zero),
    inference('UR-RESOLVE',[status(thm)],[less_equal_quotient,prove_transitivity_of_less_equal]) ).

cnf(28,plain,
    less_equal(divide(divide(x,z),zero),divide(zero,z)),
    inference('HYPERRESOLVE',[status(thm)],[quotient_property,14,13,closure,closure,closure]) ).

cnf(38,plain,
    zero = divide(zero,X),
    inference('HYPERRESOLVE',[status(thm)],[well_defined,16,closure]) ).

cnf(42,plain,
    less_equal(divide(divide(x,z),zero),zero),
    inference('REWRITE',[status(thm)],[28,38,theory(equality)]) ).

cnf(53,plain,
    divide(divide(x,z),zero) = zero,
    inference('HYPERRESOLVE',[status(thm)],[less_equal_and_equal,42,zero_is_smallest]) ).

cnf(55,plain,
    quotient(divide(x,z),zero,zero),
    inference('PARAMODULATE',[status(thm)],[closure,53,theory(equality)]) ).

cnf(56,plain,
    less_equal(divide(x,z),zero),
    inference('HYPERRESOLVE',[status(thm)],[less_equal_quotient,55]) ).

cnf(61,plain,
    divide(x,z) = zero,
    inference('HYPERRESOLVE',[status(thm)],[less_equal_and_equal,56,zero_is_smallest]) ).

cnf(62,plain,
    $false,
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[closure,61,theory(equality)]),17]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : HEN005-1 : TPTP v8.1.0. Bugfixed v1.2.1.
% 0.07/0.13  % Command  : run-snark %s %d
% 0.13/0.34  % Computer : n010.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 13:03:03 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.18/0.45  /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/0.46  * 
% 0.18/0.46  * 
% 0.18/0.47  #<PACKAGE "SNARK-USER">
% 0.18/0.47  * 
% 0.18/0.47  SNARK-TPTP-OPTIONS
% 0.18/0.47  * 
% 0.18/0.47  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.18/0.47   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.18/0.47   (USE-FACTORING :POS)
% 0.18/0.47   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.18/0.47   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.18/0.47   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.18/0.47   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.18/0.47   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.18/0.47   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.18/0.47   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.18/0.47   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.18/0.47   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.18/0.47   (DECLARE-TPTP-SYMBOLS2))
% 0.18/0.47  * 
% 0.18/0.47  "."
% 0.18/0.47  * 
% 0.18/0.47  ; Begin refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-01T13:03:03
% 0.18/0.47  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n010.cluster.edu at 2022-07-01T13:03:03
% 0.18/0.48  
% 0.18/0.48  ; Recognized relation function assertion (|quotient| ?X ?Y (|divide| ?X ?Y)).
% 0.18/0.56  ; Recognized relation functionality assertion (OR (NOT (|quotient| ?X ?Y ?Z)) (NOT (|quotient| ?X ?Y ?U)) (= ?Z ?U)).
% 0.18/0.56  
% 0.18/0.56  #||
% 0.18/0.56  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/0.56  % SZS output start Refutation
% See solution above
% 0.18/0.56  ||#
% 0.18/0.56  
% 0.18/0.57  ; Summary of computation:
% 0.18/0.57  ;      1497 formulas have been input or derived (from 32 formulas).
% 0.18/0.57  ;        62 ( 4%) were retained.  Of these,
% 0.18/0.57  ;           20 (32%) were simplified or subsumed later,
% 0.18/0.57  ;           42 (68%) are still being kept.
% 0.18/0.57  ; 
% 0.18/0.57  ; Run time in seconds excluding printing time:
% 0.18/0.57  ;     0.002   2%   Read assertion file          (1 call)
% 0.18/0.57  ;     0.001   1%   Assert                       (12 calls)
% 0.18/0.57  ;     0.010  11%   Process new row              (900 calls)
% 0.18/0.57  ;     0.044  46%   Resolution                   (62 calls)
% 0.18/0.57  ;     0.000   0%   Paramodulation               (31 calls)
% 0.18/0.57  ;     0.002   2%   Condensing                   (6 calls)
% 0.18/0.57  ;     0.000   0%   Forward subsumption          (6 calls)
% 0.18/0.57  ;     0.000   0%   Backward subsumption         (6 calls)
% 0.18/0.57  ;     0.000   0%   Clause clause subsumption    (2 calls)
% 0.18/0.57  ;     0.009   9%   Forward simplification       (897 calls)
% 0.18/0.57  ;     0.001   1%   Backward simplification      (62 calls)
% 0.18/0.57  ;     0.000   0%   Ordering                     (59 calls)
% 0.18/0.57  ;     0.001   1%   Sortal reasoning             (32 calls)
% 0.18/0.57  ;     0.000   0%   Purity testing               (1 call)
% 0.18/0.57  ;     0.025  26%   Other
% 0.18/0.57  ;     0.095        Total
% 0.18/0.57  ;     0.098        Real time
% 0.18/0.57  ; 
% 0.18/0.57  ; Term-hash-array has 138 terms in all.
% 0.18/0.57  ; Feature-vector-row-index has 6 entries (6 at peak, 6 added, 0 deleted).
% 0.18/0.57  ; Feature-vector-row-index has 12 nodes (12 at peak, 12 added, 0 deleted).
% 0.18/0.57  ;  Retrieved 1 possibly forward subsuming row in 6 calls.
% 0.18/0.57  ;  Retrieved 1 possibly backward subsumed row in 6 calls.
% 0.18/0.57  ; Path-index has 99 entries (112 at peak, 154 added, 55 deleted).
% 0.18/0.57  ; Path-index has 172 nodes (192 at peak, 212 added, 40 deleted).
% 0.18/0.57  ; Trie-index has 99 entries (112 at peak, 154 added, 55 deleted).
% 0.18/0.57  ; Trie-index has 244 nodes (291 at peak, 410 added, 166 deleted).
% 0.18/0.57  ; Retrieved 1,736 generalization terms in 1,964 calls.
% 0.18/0.57  ; Retrieved 88 instance terms in 55 calls.
% 0.18/0.57  ; Retrieved 14,301 unifiable terms in 5,538 calls.
% 0.18/0.57  ; 
% 0.18/0.57  ; The agenda of rows to process has 1 entry:
% 0.18/0.57  ;     1 with value 14
% 0.18/0.57  ; The agenda of rows to give has 15 entries:
% 0.18/0.57  ;     4 with value (4 14)          2 with value (4 17)           1 with value (4 19)
% 0.18/0.57  ;     1 with value (4 15)          1 with value (4 18)           1 with value (4 20)
% 0.18/0.57  ;     5 with value (4 16)
% 0.18/0.57  Evaluation took:
% 0.18/0.57    0.099 seconds of real time
% 0.18/0.57    0.086688 seconds of user run time
% 0.18/0.57    0.012095 seconds of system run time
% 0.18/0.57    0 calls to %EVAL
% 0.18/0.57    0 page faults and
% 0.18/0.57    5,827,104 bytes consed.
% 0.18/0.57  :PROOF-FOUND
% 0.18/0.57  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-01T13:03:04
% 0.18/0.57  :PROOF-FOUND
% 0.18/0.57  * 
%------------------------------------------------------------------------------