TSTP Solution File: SET062-6 by SNARK---20120808r022

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%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : SET062-6 : TPTP v8.1.0. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n028.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 05:06:40 EDT 2022

% Result   : Unsatisfiable 0.77s 0.93s
% Output   : Refutation 0.77s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    4
%            Number of leaves      :    6
% Syntax   : Number of clauses     :   12 (   7 unt;   3 nHn;   8 RR)
%            Number of literals    :   18 (   3 equ;   6 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   3 con; 0-2 aty)
%            Number of variables   :   10 (   1 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(subclass_members,axiom,
    ( ~ subclass(X,Y)
    | ~ member(Z,X)
    | member(Z,Y) ),
    file('/export/starexec/sandbox/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/sandbox/benchmark/Axioms/SET004-0.ax',not_subclass_members1) ).

cnf(class_elements_are_sets,axiom,
    subclass(X,universal_class),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',class_elements_are_sets) ).

cnf(complement1,axiom,
    ( ~ member(X,complement(Y))
    | ~ member(X,Y) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',complement1) ).

cnf(regularity1,axiom,
    ( X = null_class
    | member(regular(X),X) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',regularity1) ).

cnf(prove_null_class_is_subclass_1,negated_conjecture,
    ~ subclass(null_class,x),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_null_class_is_subclass_1) ).

cnf(119,plain,
    member(not_subclass_element(null_class,x),null_class),
    inference('HYPERRESOLVE',[status(thm)],[prove_null_class_is_subclass_1,not_subclass_members1]) ).

cnf(131,plain,
    ( X = null_class
    | member(regular(X),universal_class) ),
    inference('HYPERRESOLVE',[status(thm)],[subclass_members,class_elements_are_sets,regularity1]) ).

cnf(353,plain,
    member(not_subclass_element(null_class,x),universal_class),
    inference('HYPERRESOLVE',[status(thm)],[subclass_members,119,class_elements_are_sets]) ).

cnf(816,plain,
    ~ member(not_subclass_element(null_class,x),complement(universal_class)),
    inference('UR-RESOLVE',[status(thm)],[complement1,353]) ).

cnf(2619,plain,
    complement(universal_class) = null_class,
    inference('HYPERRESOLVE',[status(thm)],[complement1,131,regularity1]) ).

cnf(2685,plain,
    $false,
    inference('REWRITE',[status(thm)],[816,119,2619,theory(equality)]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SET062-6 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.03/0.13  % Command  : run-snark %s %d
% 0.13/0.33  % Computer : n028.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 600
% 0.13/0.33  % DateTime : Sun Jul 10 01:18:41 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.19/0.45  /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.19/0.46  * 
% 0.19/0.46  * 
% 0.19/0.46  #<PACKAGE "SNARK-USER">
% 0.19/0.46  * 
% 0.19/0.46  SNARK-TPTP-OPTIONS
% 0.19/0.46  * 
% 0.19/0.47  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.19/0.47   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.19/0.47   (USE-FACTORING :POS)
% 0.19/0.47   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.19/0.47   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.19/0.47   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.19/0.47   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.19/0.47   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.19/0.47   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.19/0.47   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.19/0.47   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.19/0.47   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.19/0.47   (DECLARE-TPTP-SYMBOLS2))
% 0.19/0.47  * 
% 0.19/0.47  "."
% 0.19/0.47  * 
% 0.19/0.47  ; Begin refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-10T01:18:42
% 0.19/0.47  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n028.cluster.edu at 2022-07-10T01:18:42
% 0.77/0.93  
% 0.77/0.93  
% 0.77/0.93  #||
% 0.77/0.93  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.77/0.93  % SZS output start Refutation
% See solution above
% 0.77/0.93  ||#
% 0.77/0.93  
% 0.77/0.93  ; Summary of computation:
% 0.77/0.93  ;      5514 formulas have been input or derived (from 181 formulas).
% 0.77/0.93  ;      2685 (49%) were retained.  Of these,
% 0.77/0.93  ;          231 ( 9%) were simplified or subsumed later,
% 0.77/0.93  ;         2454 (91%) are still being kept.
% 0.77/0.93  ; 
% 0.77/0.93  ; Run time in seconds excluding printing time:
% 0.77/0.93  ;     0.017   4%   Read assertion file          (1 call)
% 0.77/0.93  ;     0.003   1%   Assert                       (92 calls)
% 0.77/0.93  ;     0.160  34%   Process new row              (4,992 calls)
% 0.77/0.93  ;     0.115  25%   Resolution                   (360 calls)
% 0.77/0.93  ;     0.004   1%   Paramodulation               (180 calls)
% 0.77/0.93  ;     0.000   0%   Factoring                    (4 calls)
% 0.77/0.93  ;     0.003   1%   Condensing                   (348 calls)
% 0.77/0.93  ;     0.017   4%   Forward subsumption          (348 calls)
% 0.77/0.93  ;     0.005   1%   Backward subsumption         (335 calls)
% 0.77/0.93  ;     0.000   0%   Clause clause subsumption    (232 calls)
% 0.77/0.93  ;     0.054  12%   Forward simplification       (4,992 calls)
% 0.77/0.93  ;     0.042   9%   Backward simplification      (2,673 calls)
% 0.77/0.93  ;     0.002   0%   Ordering                     (737 calls)
% 0.77/0.93  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.77/0.93  ;     0.000   0%   Purity testing               (1 call)
% 0.77/0.93  ;     0.043   9%   Other
% 0.77/0.93  ;     0.465        Total
% 0.77/0.93  ;     0.466        Real time
% 0.77/0.93  ; 
% 0.77/0.93  ; Term-hash-array has 4,477 terms in all.
% 0.77/0.93  ; Feature-vector-row-index has 324 entries (332 at peak, 335 added, 11 deleted).
% 0.77/0.93  ; Feature-vector-row-index has 1,905 nodes (1,960 at peak, 1,980 added, 75 deleted).
% 0.77/0.93  ;  Retrieved 211 possibly forward subsuming rows in 348 calls.
% 0.77/0.93  ;  Retrieved 81 possibly backward subsumed rows in 335 calls.
% 0.77/0.93  ; Path-index has 4,188 entries (4,416 at peak, 4,517 added, 329 deleted).
% 0.77/0.93  ; Path-index has 4,192 nodes (4,238 at peak, 4,264 added, 72 deleted).
% 0.77/0.93  ; Trie-index has 4,188 entries (4,416 at peak, 4,517 added, 329 deleted).
% 0.77/0.93  ; Trie-index has 12,053 nodes (12,695 at peak, 12,861 added, 808 deleted).
% 0.77/0.93  ; Retrieved 3,502 generalization terms in 12,127 calls.
% 0.77/0.93  ; Retrieved 2,356 instance terms in 2,337 calls.
% 0.77/0.93  ; Retrieved 179,375 unifiable terms in 4,714 calls.
% 0.77/0.93  ; 
% 0.77/0.93  ; The agenda of backward simplifiable rows to process has 152 entries:
% 0.77/0.93  ;   152 with value 0
% 0.77/0.93  ; The agenda of rows to process has 105 entries:
% 0.77/0.93  ;     1 with value 8               3 with value 16              10 with value 20
% 0.77/0.93  ;     1 with value 12              4 with value 17              42 with value 21
% 0.77/0.93  ;     1 with value 13              8 with value 18               5 with value 22
% 0.77/0.93  ;     6 with value 14             20 with value 19               1 with value 27
% 0.77/0.93  ;     3 with value 15
% 0.77/0.93  ; The agenda of rows to give has 2290 entries:
% 0.77/0.93  ;     1 with value (4 5)         271 with value (4 19)           1 with value (4 32)
% 0.77/0.93  ;     1 with value (4 6)         143 with value (4 20)           2 with value (4 33)
% 0.77/0.93  ;     3 with value (4 7)          52 with value (4 21)           2 with value (4 34)
% 0.77/0.93  ;     7 with value (4 8)           6 with value (4 22)           2 with value (4 37)
% 0.77/0.93  ;    11 with value (4 9)           9 with value (4 23)           1 with value (4 43)
% 0.77/0.93  ;    10 with value (4 10)         11 with value (4 24)           1 with value (4 44)
% 0.77/0.93  ;    51 with value (4 11)          5 with value (4 25)           1 with value (4 45)
% 0.77/0.93  ;    77 with value (4 12)          7 with value (4 26)           3 with value (4 46)
% 0.77/0.93  ;    93 with value (4 13)          1 with value (4 27)           1 with value (4 49)
% 0.77/0.93  ;   167 with value (4 14)          7 with value (4 28)           1 with value (4 51)
% 0.77/0.93  ;   127 with value (4 15)         10 with value (4 29)           1 with value (4 53)
% 0.77/0.93  ;   328 with value (4 16)          3 with value (4 30)           1 with value (4 59)
% 0.77/0.93  ;   342 with value (4 17)          1 with value (4 31)           1 with value (4 63)
% 0.77/0.93  ;   528 with value (4 18)
% 0.77/0.93  Evaluation took:
% 0.77/0.93    0.467 seconds of real time
% 0.77/0.93    0.432658 seconds of user run time
% 0.77/0.93    0.033945 seconds of system run time
% 0.77/0.93    [Run times include 0.03 seconds GC run time.]
% 0.77/0.93    0 calls to %EVAL
% 0.77/0.93    0 page faults and
% 0.77/0.93    31,394,408 bytes consed.
% 0.77/0.93  :PROOF-FOUND
% 0.77/0.93  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-10T01:18:42
% 0.77/0.93  :PROOF-FOUND
% 0.77/0.93  * 
%------------------------------------------------------------------------------