TSTP Solution File: SET240-6 by SNARK---20120808r022

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%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : SET240-6 : TPTP v8.1.0. Bugfixed v2.1.0.
% 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 05:08:33 EDT 2022

% Result   : Unsatisfiable 0.18s 0.55s
% Output   : Refutation 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :    5
% Syntax   : Number of clauses     :    9 (   7 unt;   0 nHn;   8 RR)
%            Number of literals    :   11 (   1 equ;   4 neg)
%            Maximal clause size   :    2 (   1 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   5 con; 0-3 aty)
%            Number of variables   :   12 (   5 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(cartesian_product1,axiom,
    ( ~ member(ordered_pair(X,Y),cross_product(Z,U))
    | member(X,Z) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',cartesian_product1) ).

cnf(intersection2,axiom,
    ( ~ member(X,intersection(Y,Z))
    | member(X,Z) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',intersection2) ).

cnf(restriction1,axiom,
    intersection(X,cross_product(Y,Z)) = restrict(X,Y,Z),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',restriction1) ).

cnf(prove_restriction_alternate_defn3_1,negated_conjecture,
    member(ordered_pair(u,v),restrict(xr,x,y)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_restriction_alternate_defn3_1) ).

cnf(128,plain,
    member(ordered_pair(u,v),intersection(xr,cross_product(x,y))),
    inference('REWRITE',[status(thm)],[prove_restriction_alternate_defn3_1,restriction1,theory(equality)]) ).

cnf(prove_restriction_alternate_defn3_2,negated_conjecture,
    ~ member(u,x),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_restriction_alternate_defn3_2) ).

cnf(189,plain,
    member(ordered_pair(u,v),cross_product(x,y)),
    inference('HYPERRESOLVE',[status(thm)],[intersection2,128]) ).

cnf(192,plain,
    ~ member(ordered_pair(u,X),cross_product(x,Y)),
    inference('UR-RESOLVE',[status(thm)],[cartesian_product1,prove_restriction_alternate_defn3_2]) ).

cnf(193,plain,
    $false,
    inference('REWRITE',[status(thm)],[189,192]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem  : SET240-6 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.11/0.12  % Command  : run-snark %s %d
% 0.12/0.33  % Computer : n014.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 : Sun Jul 10 13:10:35 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.18/0.44  /export/starexec/sandbox2/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/sandbox2/benchmark/theBenchmark.p 2022-07-10T13:10:35
% 0.18/0.46  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n014.cluster.edu at 2022-07-10T13:10:35
% 0.18/0.55  
% 0.18/0.55  
% 0.18/0.55  #||
% 0.18/0.55  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.18/0.55  % SZS output start Refutation
% See solution above
% 0.18/0.55  ||#
% 0.18/0.55  
% 0.18/0.55  ; Summary of computation:
% 0.18/0.55  ;       257 formulas have been input or derived (from 55 formulas).
% 0.18/0.55  ;       193 (75%) were retained.  Of these,
% 0.18/0.55  ;           18 ( 9%) were simplified or subsumed later,
% 0.18/0.55  ;          175 (91%) are still being kept.
% 0.18/0.55  ; 
% 0.18/0.55  ; Run time in seconds:
% 0.18/0.55  ;     0.022  25%   Read assertion file          (1 call)
% 0.18/0.55  ;     0.003   3%   Assert                       (114 calls)
% 0.18/0.55  ;     0.014  16%   Process new row              (223 calls)
% 0.18/0.55  ;     0.003   3%   Resolution                   (108 calls)
% 0.18/0.55  ;     0.002   2%   Paramodulation               (54 calls)
% 0.18/0.55  ;     0.000   0%   Factoring                    (2 calls)
% 0.18/0.55  ;     0.004   4%   Condensing                   (121 calls)
% 0.18/0.55  ;     0.004   4%   Forward subsumption          (121 calls)
% 0.18/0.55  ;     0.004   4%   Backward subsumption         (110 calls)
% 0.18/0.55  ;     0.000   0%   Clause clause subsumption    (57 calls)
% 0.18/0.55  ;     0.006   7%   Forward simplification       (223 calls)
% 0.18/0.55  ;     0.002   2%   Backward simplification      (177 calls)
% 0.18/0.55  ;     0.001   1%   Ordering                     (78 calls)
% 0.18/0.55  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.18/0.55  ;     0.001   1%   Purity testing               (1 call)
% 0.18/0.55  ;     0.023  26%   Other
% 0.18/0.55  ;     0.089        Total
% 0.18/0.55  ;     0.089        Real time
% 0.18/0.55  ; 
% 0.18/0.55  ; Term-hash-array has 444 terms in all.
% 0.18/0.55  ; Feature-vector-row-index has 110 entries (110 at peak, 110 added, 0 deleted).
% 0.18/0.55  ; Feature-vector-row-index has 587 nodes (587 at peak, 587 added, 0 deleted).
% 0.18/0.55  ;  Retrieved 65 possibly forward subsuming rows in 121 calls.
% 0.18/0.55  ;  Retrieved 10 possibly backward subsumed rows in 110 calls.
% 0.18/0.55  ; Path-index has 459 entries (460 at peak, 461 added, 2 deleted).
% 0.18/0.55  ; Path-index has 1,511 nodes (1,512 at peak, 1,513 added, 2 deleted).
% 0.18/0.55  ; Trie-index has 459 entries (460 at peak, 461 added, 2 deleted).
% 0.18/0.55  ; Trie-index has 1,385 nodes (1,388 at peak, 1,389 added, 4 deleted).
% 0.18/0.55  ; Retrieved 110 generalization terms in 480 calls.
% 0.18/0.55  ; Retrieved 91 instance terms in 66 calls.
% 0.18/0.55  ; Retrieved 1,986 unifiable terms in 359 calls.
% 0.18/0.55  ; 
% 0.18/0.55  ; The agenda of input rows to give has 59 entries:
% 0.18/0.55  ;    10 with value 13              4 with value 20               2 with value 30
% 0.18/0.55  ;     7 with value 14              3 with value 21               1 with value 31
% 0.18/0.55  ;     9 with value 15              4 with value 22               1 with value 33
% 0.18/0.55  ;     3 with value 16              1 with value 24               1 with value 34
% 0.18/0.55  ;     5 with value 17              1 with value 26               2 with value 35
% 0.18/0.55  ;     2 with value 18              1 with value 27               1 with value 50
% 0.18/0.55  ;     1 with value 19
% 0.18/0.55  ; The agenda of rows to give has 61 entries:
% 0.18/0.55  ;     2 with value (4 5)           7 with value (4 13)           3 with value (4 20)
% 0.18/0.55  ;     4 with value (4 7)           4 with value (4 15)           1 with value (4 22)
% 0.18/0.55  ;     9 with value (4 8)           6 with value (4 16)           1 with value (4 24)
% 0.18/0.55  ;     2 with value (4 9)           3 with value (4 17)           1 with value (4 25)
% 0.18/0.55  ;     4 with value (4 10)          1 with value (4 18)           2 with value (4 28)
% 0.18/0.55  ;     2 with value (4 11)          5 with value (4 19)           2 with value (4 30)
% 0.18/0.55  ;     2 with value (4 12)
% 0.18/0.55  Evaluation took:
% 0.18/0.55    0.09 seconds of real time
% 0.18/0.55    0.083386 seconds of user run time
% 0.18/0.55    0.006608 seconds of system run time
% 0.18/0.55    0 calls to %EVAL
% 0.18/0.55    0 page faults and
% 0.18/0.55    4,626,064 bytes consed.
% 0.18/0.55  :PROOF-FOUND
% 0.18/0.55  ; End refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-07-10T13:10:35
% 0.18/0.55  :PROOF-FOUND
% 0.18/0.55  * 
%------------------------------------------------------------------------------