TSTP Solution File: SET635+3 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : SET635+3 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n014.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 : Tue Jul 19 05:11:10 EDT 2022

% Result   : Theorem 0.36s 0.53s
% Output   : Refutation 0.36s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :    6
% Syntax   : Number of clauses     :   10 (   9 unt;   0 nHn;   4 RR)
%            Number of literals    :   11 (   8 equ;   3 neg)
%            Maximal clause size   :    2 (   1 avg)
%            Maximal term depth    :    3 (   2 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   4 con; 0-2 aty)
%            Number of variables   :   16 (   2 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    subset(intersection(X,Y),X),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',intersection_is_subset) ).

cnf(3,axiom,
    ( difference(X,Y) = empty_set
    | ~ subset(X,Y) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',difference_empty_set) ).

cnf(4,axiom,
    union(X,empty_set) = X,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',union_empty_set) ).

cnf(5,axiom,
    difference(X,intersection(Y,Z)) = union(difference(X,Y),difference(X,Z)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',difference_and_intersection_and_union) ).

cnf(6,axiom,
    intersection(X,difference(Y,Z)) = difference(intersection(X,Y),Z),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',difference_and_intersection) ).

cnf(24,negated_conjecture,
    intersection('SKOLEMAAAV4',difference('SKOLEMAAAV5','SKOLEMAAAV6')) != difference(intersection('SKOLEMAAAV4','SKOLEMAAAV5'),intersection('SKOLEMAAAV4','SKOLEMAAAV6')),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_th117) ).

cnf(25,plain,
    difference(intersection('SKOLEMAAAV4','SKOLEMAAAV5'),'SKOLEMAAAV6') != difference(intersection('SKOLEMAAAV4','SKOLEMAAAV5'),intersection('SKOLEMAAAV4','SKOLEMAAAV6')),
    inference('REWRITE',[status(thm)],[24,6,theory(equality)]) ).

cnf(28,plain,
    difference(intersection(X,Y),X) = empty_set,
    inference('HYPERRESOLVE',[status(thm)],[3,1]) ).

cnf(64,plain,
    difference(intersection(X,Y),intersection(X,Z)) = difference(intersection(X,Y),Z),
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[5,28,theory(equality)]),4,theory(equality)]) ).

cnf(65,plain,
    $false,
    inference('REWRITE',[status(thm)],[25,64,theory(equality)]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SET635+3 : TPTP v8.1.0. Released v2.2.0.
% 0.07/0.13  % Command  : run-snark %s %d
% 0.14/0.34  % Computer : n014.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.34  % WCLimit  : 600
% 0.14/0.34  % DateTime : Sun Jul 10 13:36:20 EDT 2022
% 0.14/0.34  % CPUTime  : 
% 0.19/0.46  /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.19/0.47  * 
% 0.19/0.47  * 
% 0.19/0.48  #<PACKAGE "SNARK-USER">
% 0.19/0.48  * 
% 0.19/0.48  SNARK-TPTP-OPTIONS
% 0.19/0.48  * 
% 0.19/0.48  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.19/0.48   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.19/0.48   (USE-FACTORING :POS)
% 0.19/0.48   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.19/0.48   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.19/0.48   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.19/0.48   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.19/0.48   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.19/0.48   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.19/0.48   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.19/0.48   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.19/0.48   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.19/0.48   (DECLARE-TPTP-SYMBOLS2))
% 0.19/0.48  * 
% 0.19/0.48  "."
% 0.19/0.48  * 
% 0.19/0.48  ; Begin refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-10T13:36:20
% 0.19/0.48  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n014.cluster.edu at 2022-07-10T13:36:20
% 0.19/0.49  
% 0.19/0.49  ; Recognized right identity assertion (= (|union| ?X |empty_set|) ?X).
% 0.19/0.49  ; Recognized commutativity assertion (= (|union| ?X ?Y) (|union| ?Y ?X)).
% 0.19/0.49  ; Recognized commutativity assertion (= (|intersection| ?X ?Y) (|intersection| ?Y ?X)).
% 0.19/0.49  ; Declaring intersection to be commutative.
% 0.36/0.53  ; Declaring union to be commutative.
% 0.36/0.53  
% 0.36/0.53  #||
% 0.36/0.53  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.36/0.53  % SZS output start Refutation
% See solution above
% 0.36/0.53  ||#
% 0.36/0.53  
% 0.36/0.53  ; Summary of computation:
% 0.36/0.53  ;       243 formulas have been input or derived (from 31 formulas).
% 0.36/0.53  ;        65 (27%) were retained.  Of these,
% 0.36/0.53  ;            4 ( 6%) were simplified or subsumed later,
% 0.36/0.53  ;           61 (94%) are still being kept.
% 0.36/0.53  ; 
% 0.36/0.53  ; Run time in seconds excluding printing time:
% 0.36/0.53  ;     0.003   5%   Read assertion file          (1 call)
% 0.36/0.53  ;     0.002   4%   Assert                       (16 calls)
% 0.36/0.53  ;     0.006  11%   Process new row              (212 calls)
% 0.36/0.53  ;     0.007  12%   Resolution                   (60 calls)
% 0.36/0.53  ;     0.000   0%   Paramodulation               (30 calls)
% 0.36/0.53  ;     0.000   0%   Factoring                    (3 calls)
% 0.36/0.53  ;     0.005   9%   Condensing                   (91 calls)
% 0.36/0.53  ;     0.002   4%   Forward subsumption          (91 calls)
% 0.36/0.53  ;     0.000   0%   Backward subsumption         (40 calls)
% 0.36/0.53  ;     0.001   2%   Clause clause subsumption    (119 calls)
% 0.36/0.53  ;     0.005   9%   Forward simplification       (212 calls)
% 0.36/0.53  ;     0.001   2%   Backward simplification      (64 calls)
% 0.36/0.53  ;     0.000   0%   Ordering                     (255 calls)
% 0.36/0.53  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.36/0.53  ;     0.000   0%   Purity testing               (1 call)
% 0.36/0.53  ;     0.024  43%   Other
% 0.36/0.53  ;     0.056        Total
% 0.36/0.53  ;     0.058        Real time
% 0.36/0.54  ; 
% 0.36/0.54  ; Term-hash-array has 125 terms in all.
% 0.36/0.54  ; Feature-vector-row-index has 40 entries (40 at peak, 40 added, 0 deleted).
% 0.36/0.54  ; Feature-vector-row-index has 88 nodes (88 at peak, 88 added, 0 deleted).
% 0.36/0.54  ;  Retrieved 127 possibly forward subsuming rows in 91 calls.
% 0.36/0.54  ;  Retrieved 8 possibly backward subsumed rows in 40 calls.
% 0.36/0.54  ; Path-index has 120 entries (125 at peak, 132 added, 12 deleted).
% 0.36/0.54  ; Path-index has 208 nodes (221 at peak, 226 added, 18 deleted).
% 0.36/0.54  ; Trie-index has 120 entries (125 at peak, 132 added, 12 deleted).
% 0.36/0.54  ; Trie-index has 278 nodes (297 at peak, 304 added, 26 deleted).
% 0.36/0.54  ; Retrieved 391 generalization terms in 681 calls.
% 0.36/0.54  ; Retrieved 45 instance terms in 24 calls.
% 0.36/0.54  ; Retrieved 1,813 unifiable terms in 246 calls.
% 0.36/0.54  ; 
% 0.36/0.54  ; The agenda of rows to process has 6 entries:
% 0.36/0.54  ;     1 with value 21              2 with value 25               2 with value 38
% 0.36/0.54  ;     1 with value 23
% 0.36/0.54  ; The agenda of rows to give has 31 entries:
% 0.36/0.54  ;     1 with value (4 11)          2 with value (4 16)           1 with value (4 20)
% 0.36/0.54  ;     3 with value (4 12)          2 with value (4 17)           2 with value (4 21)
% 0.36/0.54  ;     2 with value (4 13)          4 with value (4 18)           2 with value (4 26)
% 0.36/0.54  ;     1 with value (4 14)          1 with value (4 19)           6 with value (4 28)
% 0.36/0.54  ;     4 with value (4 15)
% 0.36/0.54  Evaluation took:
% 0.36/0.54    0.058 seconds of real time
% 0.36/0.54    0.050386 seconds of user run time
% 0.36/0.54    0.008256 seconds of system run time
% 0.36/0.54    0 calls to %EVAL
% 0.36/0.54    0 page faults and
% 0.36/0.54    3,263,384 bytes consed.
% 0.36/0.54  :PROOF-FOUND
% 0.36/0.54  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-10T13:36:20
% 0.36/0.54  :PROOF-FOUND
% 0.36/0.54  * 
%------------------------------------------------------------------------------