TSTP Solution File: SET235-6 by SNARK---20120808r022

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%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : SET235-6 : TPTP v8.1.0. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n023.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 05:08:31 EDT 2022

% Result   : Unsatisfiable 1.48s 1.65s
% Output   : Refutation 1.48s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    4
%            Number of leaves      :    6
% Syntax   : Number of clauses     :   10 (   7 unt;   1 nHn;   9 RR)
%            Number of literals    :   14 (   2 equ;   5 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    8 (   8 usr;   3 con; 0-2 aty)
%            Number of variables   :    8 (   2 sgn)

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

cnf(not_subclass_members1,axiom,
    ( member(not_subclass_element(X,Y),X)
    | subclass(X,Y) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',not_subclass_members1) ).

cnf(cartesian_product4,axiom,
    ( ~ member(X,cross_product(Y,Z))
    | ordered_pair(first(X),second(X)) = X ),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',cartesian_product4) ).

cnf(prove_cross_product_property10_1,negated_conjecture,
    subclass(x,cross_product(universal_class,universal_class)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_cross_product_property10_1) ).

cnf(prove_cross_product_property10_2,negated_conjecture,
    ~ member(ordered_pair(first(not_subclass_element(x,y)),second(not_subclass_element(x,y))),x),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_cross_product_property10_2) ).

cnf(prove_cross_product_property10_3,negated_conjecture,
    ~ subclass(x,y),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_cross_product_property10_3) ).

cnf(145,plain,
    member(not_subclass_element(x,y),x),
    inference('HYPERRESOLVE',[status(thm)],[prove_cross_product_property10_3,not_subclass_members1]) ).

cnf(414,plain,
    member(not_subclass_element(x,y),cross_product(universal_class,universal_class)),
    inference('HYPERRESOLVE',[status(thm)],[subclass_members,145,prove_cross_product_property10_1]) ).

cnf(6155,plain,
    ordered_pair(first(not_subclass_element(x,y)),second(not_subclass_element(x,y))) = not_subclass_element(x,y),
    inference('HYPERRESOLVE',[status(thm)],[cartesian_product4,414]) ).

cnf(6156,plain,
    $false,
    inference('REWRITE',[status(thm)],[prove_cross_product_property10_2,145,6155,theory(equality)]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SET235-6 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.03/0.13  % Command  : run-snark %s %d
% 0.14/0.34  % Computer : n023.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 : Mon Jul 11 03:24:40 EDT 2022
% 0.14/0.35  % CPUTime  : 
% 0.21/0.46  /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.21/0.47  * 
% 0.21/0.47  * 
% 0.21/0.48  #<PACKAGE "SNARK-USER">
% 0.21/0.48  * 
% 0.21/0.48  SNARK-TPTP-OPTIONS
% 0.21/0.48  * 
% 0.21/0.48  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.21/0.48   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.21/0.48   (USE-FACTORING :POS)
% 0.21/0.48   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.21/0.48   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.21/0.48   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.21/0.48   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.21/0.48   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.21/0.48   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.21/0.48   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.21/0.48   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.21/0.48   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.21/0.48   (DECLARE-TPTP-SYMBOLS2))
% 0.21/0.48  * 
% 0.21/0.48  "."
% 0.21/0.48  * 
% 0.21/0.48  ; Begin refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-07-11T03:24:40
% 0.21/0.48  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n023.cluster.edu at 2022-07-11T03:24:40
% 1.48/1.65  
% 1.48/1.65  
% 1.48/1.65  #||
% 1.48/1.65  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 1.48/1.65  % SZS output start Refutation
% See solution above
% 1.48/1.65  ||#
% 1.48/1.65  
% 1.48/1.65  ; Summary of computation:
% 1.48/1.65  ;     12105 formulas have been input or derived (from 285 formulas).
% 1.48/1.65  ;      6156 (51%) were retained.  Of these,
% 1.48/1.65  ;          389 ( 6%) were simplified or subsumed later,
% 1.48/1.65  ;         5767 (94%) are still being kept.
% 1.48/1.65  ; 
% 1.48/1.65  ; Run time in seconds excluding printing time:
% 1.48/1.65  ;     0.022   2%   Read assertion file          (1 call)
% 1.48/1.65  ;     0.003   0%   Assert                       (115 calls)
% 1.48/1.65  ;     0.414  35%   Process new row              (11,566 calls)
% 1.48/1.65  ;     0.359  31%   Resolution                   (568 calls)
% 1.48/1.65  ;     0.012   1%   Paramodulation               (284 calls)
% 1.48/1.65  ;     0.000   0%   Factoring                    (5 calls)
% 1.48/1.65  ;     0.008   1%   Condensing                   (793 calls)
% 1.48/1.65  ;     0.033   3%   Forward subsumption          (793 calls)
% 1.48/1.65  ;     0.024   2%   Backward subsumption         (762 calls)
% 1.48/1.65  ;     0.002   0%   Clause clause subsumption    (1,503 calls)
% 1.48/1.65  ;     0.165  14%   Forward simplification       (11,560 calls)
% 1.48/1.65  ;     0.068   6%   Backward simplification      (6,141 calls)
% 1.48/1.65  ;     0.005   0%   Ordering                     (1,937 calls)
% 1.48/1.65  ;     0.000   0%   Sortal reasoning             (32 calls)
% 1.48/1.65  ;     0.000   0%   Purity testing               (1 call)
% 1.48/1.65  ;     0.057   5%   Other
% 1.48/1.65  ;     1.172        Total
% 1.48/1.65  ;     1.173        Real time
% 1.48/1.65  ; 
% 1.48/1.65  ; Term-hash-array has 9,810 terms in all.
% 1.48/1.65  ; Feature-vector-row-index has 737 entries (737 at peak, 762 added, 25 deleted).
% 1.48/1.65  ; Feature-vector-row-index has 3,740 nodes (3,740 at peak, 3,852 added, 112 deleted).
% 1.48/1.65  ;  Retrieved 1,448 possibly forward subsuming rows in 793 calls.
% 1.48/1.65  ;  Retrieved 484 possibly backward subsumed rows in 762 calls.
% 1.48/1.65  ; Path-index has 9,362 entries (9,372 at peak, 9,869 added, 507 deleted).
% 1.48/1.65  ; Path-index has 5,923 nodes (5,943 at peak, 6,062 added, 139 deleted).
% 1.48/1.65  ; Trie-index has 9,362 entries (9,372 at peak, 9,869 added, 507 deleted).
% 1.48/1.65  ; Trie-index has 27,707 nodes (27,766 at peak, 28,894 added, 1,187 deleted).
% 1.48/1.65  ; Retrieved 7,768 generalization terms in 27,780 calls.
% 1.48/1.65  ; Retrieved 5,530 instance terms in 5,378 calls.
% 1.48/1.65  ; Retrieved 578,989 unifiable terms in 9,315 calls.
% 1.48/1.65  ; 
% 1.48/1.66  ; The agenda of backward simplifiable rows to process has 6 entries:
% 1.48/1.66  ;     6 with value 0
% 1.48/1.66  ; The agenda of rows to process has 122 entries:
% 1.48/1.66  ;    59 with value 20             52 with value 21              11 with value 22
% 1.48/1.66  ; The agenda of rows to give has 5504 entries:
% 1.48/1.66  ;     1 with value (4 10)         70 with value (4 22)           3 with value (4 34)
% 1.48/1.66  ;    90 with value (4 11)         15 with value (4 23)           2 with value (4 37)
% 1.48/1.66  ;   141 with value (4 12)         11 with value (4 24)           1 with value (4 43)
% 1.48/1.66  ;   195 with value (4 13)          4 with value (4 25)           1 with value (4 44)
% 1.48/1.66  ;   270 with value (4 14)         10 with value (4 26)           1 with value (4 45)
% 1.48/1.66  ;   212 with value (4 15)         11 with value (4 27)           4 with value (4 46)
% 1.48/1.66  ;   531 with value (4 16)          9 with value (4 28)           2 with value (4 49)
% 1.48/1.66  ;   627 with value (4 17)         12 with value (4 29)           1 with value (4 51)
% 1.48/1.66  ;  1146 with value (4 18)          6 with value (4 30)           1 with value (4 53)
% 1.48/1.66  ;  1017 with value (4 19)          2 with value (4 31)           1 with value (4 55)
% 1.48/1.66  ;   777 with value (4 20)          1 with value (4 32)           1 with value (4 59)
% 1.48/1.66  ;   325 with value (4 21)          2 with value (4 33)           1 with value (4 63)
% 1.48/1.66  Evaluation took:
% 1.48/1.66    1.174 seconds of real time
% 1.48/1.66    1.084587 seconds of user run time
% 1.48/1.66    0.089979 seconds of system run time
% 1.48/1.66    [Run times include 0.136 seconds GC run time.]
% 1.48/1.66    0 calls to %EVAL
% 1.48/1.66    0 page faults and
% 1.48/1.66    73,247,144 bytes consed.
% 1.48/1.66  :PROOF-FOUND
% 1.48/1.66  ; End refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-07-11T03:24:41
% 1.48/1.66  :PROOF-FOUND
% 1.48/1.66  * 
%------------------------------------------------------------------------------