TSTP Solution File: SET067-7 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : SET067-7 : TPTP v8.1.0. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n008.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 05:06:48 EDT 2022

% Result   : Unsatisfiable 20.62s 20.85s
% Output   : Refutation 20.62s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :   12
% Syntax   : Number of clauses     :   25 (  15 unt;   4 nHn;  17 RR)
%            Number of literals    :   38 (  10 equ;  13 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   4 con; 0-2 aty)
%            Number of variables   :   25 (   4 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(not_subclass_members2,axiom,
    ( ~ member(not_subclass_element(X,Y),Y)
    | subclass(X,Y) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',not_subclass_members2) ).

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

cnf(equal_implies_subclass1,axiom,
    ( X != Y
    | subclass(X,Y) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',equal_implies_subclass1) ).

cnf(unordered_pair_member,axiom,
    ( ~ member(X,unordered_pair(Y,Z))
    | X = Y
    | X = Z ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',unordered_pair_member) ).

cnf(unordered_pair2,axiom,
    ( ~ member(X,universal_class)
    | member(X,unordered_pair(X,Y)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',unordered_pair2) ).

cnf(singleton_set,axiom,
    unordered_pair(X,X) = singleton(X),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',singleton_set) ).

cnf(transitivity_of_subclass,axiom,
    ( ~ subclass(X,Y)
    | ~ subclass(Y,Z)
    | subclass(X,Z) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',transitivity_of_subclass) ).

cnf(null_class_is_subclass,axiom,
    subclass(null_class,X),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',null_class_is_subclass) ).

cnf(null_class_is_unique,axiom,
    ( X = null_class
    | member(not_subclass_element(X,null_class),X) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',null_class_is_unique) ).

cnf(prove_singleton_in_unordered_pair1_1,negated_conjecture,
    ~ subclass(singleton(x),unordered_pair(x,y)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_singleton_in_unordered_pair1_1) ).

cnf(137,plain,
    member(not_subclass_element(singleton(x),unordered_pair(x,y)),singleton(x)),
    inference('HYPERRESOLVE',[status(thm)],[prove_singleton_in_unordered_pair1_1,not_subclass_members1]) ).

cnf(138,plain,
    ~ member(not_subclass_element(singleton(x),unordered_pair(x,y)),unordered_pair(x,y)),
    inference('UR-RESOLVE',[status(thm)],[not_subclass_members2,prove_singleton_in_unordered_pair1_1]) ).

cnf(157,plain,
    ( X = null_class
    | member(not_subclass_element(X,null_class),universal_class) ),
    inference('HYPERRESOLVE',[status(thm)],[subclass_members,class_elements_are_sets,null_class_is_unique]) ).

cnf(185,plain,
    ~ subclass(singleton(x),null_class),
    inference('UR-RESOLVE',[status(thm)],[transitivity_of_subclass,null_class_is_subclass,prove_singleton_in_unordered_pair1_1]) ).

cnf(222,plain,
    ( ~ member(X,singleton(Y))
    | X = Y ),
    inference('PARAMODULATE',[status(thm)],[unordered_pair_member,singleton_set,theory(equality)]) ).

cnf(551,plain,
    singleton(x) != null_class,
    inference('UR-RESOLVE',[status(thm)],[equal_implies_subclass1,185]) ).

cnf(552,plain,
    member(not_subclass_element(singleton(x),null_class),singleton(x)),
    inference('HYPERRESOLVE',[status(thm)],[185,not_subclass_members1]) ).

cnf(18986,plain,
    member(not_subclass_element(singleton(x),null_class),universal_class),
    inference('UR-RESOLVE',[status(thm)],[157,551]) ).

cnf(21923,plain,
    not_subclass_element(singleton(x),null_class) = x,
    inference('HYPERRESOLVE',[status(thm)],[222,552]) ).

cnf(21925,plain,
    member(x,universal_class),
    inference('REWRITE',[status(thm)],[18986,21923,theory(equality)]) ).

cnf(21929,plain,
    member(x,unordered_pair(x,X)),
    inference('HYPERRESOLVE',[status(thm)],[unordered_pair2,21925]) ).

cnf(54808,plain,
    not_subclass_element(singleton(x),unordered_pair(x,y)) = x,
    inference('HYPERRESOLVE',[status(thm)],[222,137]) ).

cnf(54809,plain,
    $false,
    inference('REWRITE',[status(thm)],[138,21929,54808,theory(equality)]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12  % Problem  : SET067-7 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.12/0.13  % Command  : run-snark %s %d
% 0.13/0.35  % Computer : n008.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 600
% 0.13/0.35  % DateTime : Sat Jul  9 20:01:38 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.20/0.47  /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.20/0.48  * 
% 0.20/0.48  * 
% 0.20/0.49  #<PACKAGE "SNARK-USER">
% 0.20/0.49  * 
% 0.20/0.49  SNARK-TPTP-OPTIONS
% 0.20/0.49  * 
% 0.20/0.49  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.20/0.49   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.20/0.49   (USE-FACTORING :POS)
% 0.20/0.49   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.20/0.49   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.20/0.49   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.20/0.49   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.20/0.49   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.20/0.49   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.20/0.49   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.20/0.49   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.20/0.49   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.20/0.49   (DECLARE-TPTP-SYMBOLS2))
% 0.20/0.49  * 
% 0.20/0.49  "."
% 0.20/0.49  * 
% 0.20/0.49  ; Begin refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-09T20:01:38
% 0.20/0.49  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n008.cluster.edu at 2022-07-09T20:01:38
% 0.20/0.52  
% 0.20/0.52  ; Recognized commutativity assertion (= (|unordered_pair| ?X ?Y) (|unordered_pair| ?Y ?X)).
% 20.62/20.85  ; Declaring unordered_pair to be commutative.
% 20.62/20.85  
% 20.62/20.85  #||
% 20.62/20.85  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 20.62/20.85  % SZS output start Refutation
% See solution above
% 20.62/20.85  ||#
% 20.62/20.85  
% 20.62/20.85  ; Summary of computation:
% 20.62/20.85  ;    110272 formulas have been input or derived (from 701 formulas).
% 20.62/20.85  ;     54809 (50%) were retained.  Of these,
% 20.62/20.85  ;         1122 ( 2%) were simplified or subsumed later,
% 20.62/20.85  ;        53687 (98%) are still being kept.
% 20.62/20.85  ; 
% 20.62/20.85  ; Run time in seconds excluding printing time:
% 20.62/20.85  ;     0.020   0%   Read assertion file          (1 call)
% 20.62/20.85  ;     0.005   0%   Assert                       (109 calls)
% 20.62/20.85  ;     5.101  25%   Process new row              (107,207 calls)
% 20.62/20.85  ;    10.231  50%   Resolution                   (1,400 calls)
% 20.62/20.85  ;     0.031   0%   Paramodulation               (700 calls)
% 20.62/20.85  ;     0.000   0%   Factoring                    (19 calls)
% 20.62/20.85  ;     0.091   0%   Condensing                   (8,312 calls)
% 20.62/20.85  ;     1.044   5%   Forward subsumption          (8,312 calls)
% 20.62/20.85  ;     0.404   2%   Backward subsumption         (7,379 calls)
% 20.62/20.85  ;     0.400   2%   Clause clause subsumption    (29,126 calls)
% 20.62/20.85  ;     1.737   9%   Forward simplification       (105,954 calls)
% 20.62/20.85  ;     0.858   4%   Backward simplification      (54,797 calls)
% 20.62/20.85  ;     0.045   0%   Ordering                     (20,723 calls)
% 20.62/20.85  ;     0.000   0%   Sortal reasoning             (32 calls)
% 20.62/20.85  ;     0.000   0%   Purity testing               (1 call)
% 20.62/20.85  ;     0.391   2%   Other
% 20.62/20.85  ;    20.358        Total
% 20.62/20.85  ;    20.361        Real time
% 20.62/20.85  ; 
% 20.62/20.86  ; Term-hash-array has 67,397 terms in all.
% 20.62/20.86  ; Feature-vector-row-index has 7,278 entries (7,284 at peak, 7,379 added, 101 deleted).
% 20.62/20.86  ; Feature-vector-row-index has 28,623 nodes (28,655 at peak, 29,157 added, 534 deleted).
% 20.62/20.86  ;  Retrieved 39,909 possibly forward subsuming rows in 8,312 calls.
% 20.62/20.86  ;  Retrieved 11,003 possibly backward subsumed rows in 7,379 calls.
% 20.62/20.86  ; Path-index has 66,072 entries (66,075 at peak, 67,469 added, 1,397 deleted).
% 20.62/20.86  ; Path-index has 8,577 nodes (8,577 at peak, 8,720 added, 143 deleted).
% 20.62/20.86  ; Trie-index has 66,072 entries (66,075 at peak, 67,469 added, 1,397 deleted).
% 20.62/20.86  ; Trie-index has 178,019 nodes (178,028 at peak, 181,454 added, 3,435 deleted).
% 20.62/20.86  ; Retrieved 69,679 generalization terms in 324,981 calls.
% 20.62/20.86  ; Retrieved 47,775 instance terms in 47,417 calls.
% 20.62/20.86  ; Retrieved 15,487,851 unifiable terms in 61,508 calls.
% 20.62/20.86  ; 
% 20.62/20.86  ; The agenda of backward simplifiable rows to process has 1 entry:
% 20.62/20.86  ;     1 with value 0
% 20.62/20.86  ; The agenda of rows to process has 860 entries:
% 20.62/20.86  ;     2 with value 13             12 with value 19             198 with value 23
% 20.62/20.86  ;     1 with value 14             29 with value 20             348 with value 24
% 20.62/20.86  ;     1 with value 15             64 with value 21              84 with value 25
% 20.62/20.86  ;     1 with value 17            116 with value 22               4 with value 32
% 20.62/20.86  ; The agenda of rows to give has 53023 entries:
% 20.62/20.86  ;   442 with value (4 13)         29 with value (4 25)          10 with value (4 38)
% 20.62/20.86  ;   632 with value (4 14)         35 with value (4 26)           1 with value (4 42)
% 20.62/20.86  ;  1085 with value (4 15)         49 with value (4 27)           1 with value (4 43)
% 20.62/20.86  ;  1650 with value (4 16)         56 with value (4 28)           1 with value (4 44)
% 20.62/20.86  ;  2345 with value (4 17)        107 with value (4 29)           1 with value (4 45)
% 20.62/20.86  ;  4297 with value (4 18)        133 with value (4 30)           3 with value (4 46)
% 20.62/20.86  ;  6566 with value (4 19)        186 with value (4 31)           1 with value (4 49)
% 20.62/20.86  ; 10110 with value (4 20)         16 with value (4 32)           1 with value (4 51)
% 20.62/20.86  ; 11158 with value (4 21)          2 with value (4 33)           1 with value (4 53)
% 20.62/20.86  ; 10002 with value (4 22)         15 with value (4 34)           1 with value (4 59)
% 20.62/20.86  ;  3163 with value (4 23)          5 with value (4 35)           1 with value (4 63)
% 20.62/20.86  ;   915 with value (4 24)          3 with value (4 37)
% 20.62/20.86  Evaluation took:
% 20.62/20.86    20.367 seconds of real time
% 20.62/20.86    19.31584 seconds of user run time
% 20.62/20.86    1.049353 seconds of system run time
% 20.62/20.86    [Run times include 3.514 seconds GC run time.]
% 20.62/20.86    0 calls to %EVAL
% 20.62/20.86    0 page faults and
% 20.62/20.86    827,929,456 bytes consed.
% 20.62/20.86  :PROOF-FOUND
% 20.62/20.86  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-09T20:01:59
% 20.62/20.86  :PROOF-FOUND
% 20.62/20.86  * 
%------------------------------------------------------------------------------