TSTP Solution File: SET168-6 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : SET168-6 : TPTP v8.1.0. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n005.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 05:08:01 EDT 2022

% Result   : Unsatisfiable 0.40s 0.61s
% Output   : Refutation 0.40s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :    8
% Syntax   : Number of clauses     :   14 (  10 unt;   1 nHn;  11 RR)
%            Number of literals    :   20 (   1 equ;  10 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    :    7 (   7 usr;   4 con; 0-2 aty)
%            Number of variables   :   14 (   3 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(class_elements_are_sets,axiom,
    subclass(X,universal_class),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',class_elements_are_sets) ).

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

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

cnf(complement2,axiom,
    ( ~ member(X,universal_class)
    | member(X,complement(Y))
    | member(X,Y) ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',complement2) ).

cnf(union,axiom,
    complement(intersection(complement(X),complement(Y))) = union(X,Y),
    file('/export/starexec/sandbox/benchmark/Axioms/SET004-0.ax',union) ).

cnf(prove_members_of_union3_1,negated_conjecture,
    member(x,z),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_members_of_union3_1) ).

cnf(prove_members_of_union3_2,negated_conjecture,
    ~ member(x,union(y,z)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_members_of_union3_2) ).

cnf(129,plain,
    ~ member(x,complement(intersection(complement(y),complement(z)))),
    inference('REWRITE',[status(thm)],[prove_members_of_union3_2,union,theory(equality)]) ).

cnf(134,plain,
    ~ member(x,complement(z)),
    inference('UR-RESOLVE',[status(thm)],[complement1,prove_members_of_union3_1]) ).

cnf(155,plain,
    member(x,universal_class),
    inference('HYPERRESOLVE',[status(thm)],[subclass_members,class_elements_are_sets,prove_members_of_union3_1]) ).

cnf(327,plain,
    member(x,intersection(complement(y),complement(z))),
    inference('UR-RESOLVE',[status(thm)],[complement2,155,129]) ).

cnf(394,plain,
    ~ member(x,intersection(X,complement(z))),
    inference('UR-RESOLVE',[status(thm)],[intersection2,134]) ).

cnf(395,plain,
    $false,
    inference('REWRITE',[status(thm)],[327,394]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SET168-6 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.03/0.13  % Command  : run-snark %s %d
% 0.13/0.34  % Computer : n005.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Sat Jul  9 19:43:52 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.20/0.45  /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.20/0.46  * 
% 0.20/0.47  * 
% 0.20/0.47  #<PACKAGE "SNARK-USER">
% 0.20/0.47  * 
% 0.20/0.47  SNARK-TPTP-OPTIONS
% 0.20/0.47  * 
% 0.20/0.47  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.20/0.47   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.20/0.47   (USE-FACTORING :POS)
% 0.20/0.47   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.20/0.47   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.20/0.47   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.20/0.47   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.20/0.47   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.20/0.47   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.20/0.47   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.20/0.47   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.20/0.47   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.20/0.47   (DECLARE-TPTP-SYMBOLS2))
% 0.20/0.47  * 
% 0.20/0.47  "."
% 0.20/0.47  * 
% 0.20/0.47  ; Begin refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-09T19:43:52
% 0.20/0.47  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n005.cluster.edu at 2022-07-09T19:43:52
% 0.40/0.61  
% 0.40/0.61  
% 0.40/0.61  #||
% 0.40/0.61  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.40/0.61  % SZS output start Refutation
% See solution above
% 0.40/0.62  ||#
% 0.40/0.62  
% 0.40/0.62  ; Summary of computation:
% 0.40/0.62  ;       700 formulas have been input or derived (from 121 formulas).
% 0.40/0.62  ;       395 (56%) were retained.  Of these,
% 0.40/0.62  ;           18 ( 5%) were simplified or subsumed later,
% 0.40/0.62  ;          377 (95%) are still being kept.
% 0.40/0.62  ; 
% 0.40/0.62  ; Run time in seconds excluding printing time:
% 0.40/0.62  ;     0.021  15%   Read assertion file          (1 call)
% 0.40/0.62  ;     0.005   4%   Assert                       (114 calls)
% 0.40/0.62  ;     0.024  17%   Process new row              (636 calls)
% 0.40/0.62  ;     0.017  12%   Resolution                   (240 calls)
% 0.40/0.62  ;     0.004   3%   Paramodulation               (120 calls)
% 0.40/0.62  ;     0.000   0%   Factoring                    (3 calls)
% 0.40/0.62  ;     0.007   5%   Condensing                   (215 calls)
% 0.40/0.62  ;     0.011   8%   Forward subsumption          (215 calls)
% 0.40/0.62  ;     0.004   3%   Backward subsumption         (198 calls)
% 0.40/0.62  ;     0.000   0%   Clause clause subsumption    (111 calls)
% 0.40/0.62  ;     0.016  11%   Forward simplification       (636 calls)
% 0.40/0.62  ;     0.004   3%   Backward simplification      (379 calls)
% 0.40/0.62  ;     0.002   1%   Ordering                     (395 calls)
% 0.40/0.62  ;     0.001   1%   Sortal reasoning             (32 calls)
% 0.40/0.62  ;     0.000   0%   Purity testing               (1 call)
% 0.40/0.62  ;     0.025  18%   Other
% 0.40/0.62  ;     0.141        Total
% 0.40/0.62  ;     0.143        Real time
% 0.40/0.62  ; 
% 0.40/0.62  ; Term-hash-array has 984 terms in all.
% 0.40/0.62  ; Feature-vector-row-index has 198 entries (198 at peak, 198 added, 0 deleted).
% 0.40/0.62  ; Feature-vector-row-index has 1,353 nodes (1,353 at peak, 1,353 added, 0 deleted).
% 0.40/0.62  ;  Retrieved 113 possibly forward subsuming rows in 215 calls.
% 0.40/0.62  ;  Retrieved 29 possibly backward subsumed rows in 198 calls.
% 0.40/0.62  ; Path-index has 997 entries (998 at peak, 999 added, 2 deleted).
% 0.40/0.62  ; Path-index has 3,269 nodes (3,270 at peak, 3,271 added, 2 deleted).
% 0.40/0.62  ; Trie-index has 997 entries (998 at peak, 999 added, 2 deleted).
% 0.40/0.62  ; Trie-index has 3,389 nodes (3,392 at peak, 3,393 added, 4 deleted).
% 0.40/0.62  ; Retrieved 479 generalization terms in 1,691 calls.
% 0.40/0.62  ; Retrieved 205 instance terms in 180 calls.
% 0.40/0.62  ; Retrieved 11,372 unifiable terms in 1,129 calls.
% 0.40/0.62  ; 
% 0.40/0.62  ; The agenda of rows to process has 4 entries:
% 0.40/0.62  ;     2 with value 11              2 with value 13
% 0.40/0.62  ; The agenda of rows to give has 256 entries:
% 0.40/0.62  ;     3 with value (4 7)           5 with value (4 20)           3 with value (4 34)
% 0.40/0.62  ;    15 with value (4 8)           4 with value (4 21)           2 with value (4 37)
% 0.40/0.62  ;    14 with value (4 9)           4 with value (4 22)           1 with value (4 43)
% 0.40/0.62  ;    19 with value (4 10)          5 with value (4 23)           1 with value (4 44)
% 0.40/0.62  ;    20 with value (4 11)          5 with value (4 24)           1 with value (4 45)
% 0.40/0.62  ;    19 with value (4 12)          5 with value (4 26)           4 with value (4 46)
% 0.40/0.62  ;    27 with value (4 13)          1 with value (4 27)           2 with value (4 49)
% 0.40/0.62  ;    15 with value (4 14)          2 with value (4 28)           1 with value (4 51)
% 0.40/0.62  ;    14 with value (4 15)          3 with value (4 29)           1 with value (4 53)
% 0.40/0.62  ;    16 with value (4 16)          3 with value (4 30)           1 with value (4 55)
% 0.40/0.62  ;     9 with value (4 17)          1 with value (4 31)           1 with value (4 59)
% 0.40/0.62  ;    13 with value (4 18)          1 with value (4 32)           1 with value (4 63)
% 0.40/0.62  ;    12 with value (4 19)          2 with value (4 33)
% 0.40/0.62  Evaluation took:
% 0.40/0.62    0.144 seconds of real time
% 0.40/0.62    0.135497 seconds of user run time
% 0.40/0.62    0.007987 seconds of system run time
% 0.40/0.62    0 calls to %EVAL
% 0.40/0.62    0 page faults and
% 0.40/0.62    8,267,080 bytes consed.
% 0.40/0.62  :PROOF-FOUND
% 0.40/0.62  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-09T19:43:52
% 0.40/0.62  :PROOF-FOUND
% 0.40/0.62  * 
%------------------------------------------------------------------------------