TSTP Solution File: SET084-7 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : SET084-7 : TPTP v8.1.0. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n018.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 05:07:05 EDT 2022

% Result   : Unsatisfiable 0.18s 0.54s
% Output   : Refutation 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :    5
% Syntax   : Number of clauses     :    7 (   5 unt;   0 nHn;   7 RR)
%            Number of literals    :    9 (   3 equ;   3 neg)
%            Maximal clause size   :    2 (   1 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   3 con; 0-1 aty)
%            Number of variables   :    3 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(set_in_its_singleton,axiom,
    ( ~ member(X,universal_class)
    | member(X,singleton(X)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',set_in_its_singleton) ).

cnf(only_member_in_singleton,axiom,
    ( ~ member(X,singleton(Y))
    | X = Y ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',only_member_in_singleton) ).

cnf(prove_singleton_identified_by_element2_1,negated_conjecture,
    singleton(x) = singleton(y),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_singleton_identified_by_element2_1) ).

cnf(prove_singleton_identified_by_element2_2,negated_conjecture,
    member(y,universal_class),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_singleton_identified_by_element2_2) ).

cnf(prove_singleton_identified_by_element2_3,negated_conjecture,
    x != y,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_singleton_identified_by_element2_3) ).

cnf(162,plain,
    member(y,singleton(x)),
    inference('REWRITE',[status(thm)],[inference('HYPERRESOLVE',[status(thm)],[set_in_its_singleton,prove_singleton_identified_by_element2_2]),prove_singleton_identified_by_element2_1,theory(equality)]) ).

cnf(171,plain,
    $false,
    inference('REWRITE',[status(thm)],[inference('UR-RESOLVE',[status(thm)],[only_member_in_singleton,prove_singleton_identified_by_element2_3]),162]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : SET084-7 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.11/0.12  % Command  : run-snark %s %d
% 0.12/0.33  % Computer : n018.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 09:57:12 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.18/0.45  /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.18/0.46  * 
% 0.18/0.46  * 
% 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 2022-07-10T09:57:12
% 0.18/0.46  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n018.cluster.edu at 2022-07-10T09:57:12
% 0.18/0.50  
% 0.18/0.50  ; Recognized commutativity assertion (= (|unordered_pair| ?X ?Y) (|unordered_pair| ?Y ?X)).
% 0.18/0.54  ; Declaring unordered_pair to be commutative.
% 0.18/0.54  
% 0.18/0.54  #||
% 0.18/0.54  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.18/0.54  % SZS output start Refutation
% See solution above
% 0.18/0.54  ||#
% 0.18/0.54  
% 0.18/0.54  ; Summary of computation:
% 0.18/0.54  ;       241 formulas have been input or derived (from 44 formulas).
% 0.18/0.54  ;       171 (71%) were retained.  Of these,
% 0.18/0.54  ;           14 ( 8%) were simplified or subsumed later,
% 0.18/0.54  ;          157 (92%) are still being kept.
% 0.18/0.54  ; 
% 0.18/0.54  ; Run time in seconds:
% 0.18/0.54  ;     0.023  29%   Read assertion file          (1 call)
% 0.18/0.54  ;     0.003   4%   Assert                       (129 calls)
% 0.18/0.54  ;     0.011  14%   Process new row              (211 calls)
% 0.18/0.54  ;     0.003   4%   Resolution                   (86 calls)
% 0.18/0.54  ;     0.000   0%   Paramodulation               (43 calls)
% 0.18/0.54  ;     0.000   0%   Factoring                    (1 call)
% 0.18/0.54  ;     0.002   3%   Condensing                   (89 calls)
% 0.18/0.54  ;     0.001   1%   Forward subsumption          (89 calls)
% 0.18/0.54  ;     0.003   4%   Backward subsumption         (83 calls)
% 0.18/0.54  ;     0.001   1%   Clause clause subsumption    (37 calls)
% 0.18/0.54  ;     0.003   4%   Forward simplification       (210 calls)
% 0.18/0.54  ;     0.002   3%   Backward simplification      (159 calls)
% 0.18/0.54  ;     0.000   0%   Ordering                     (72 calls)
% 0.18/0.54  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.18/0.54  ;     0.000   0%   Purity testing               (1 call)
% 0.18/0.54  ;     0.026  33%   Other
% 0.18/0.54  ;     0.078        Total
% 0.18/0.54  ;     0.080        Real time
% 0.18/0.54  ; 
% 0.18/0.54  ; Term-hash-array has 339 terms in all.
% 0.18/0.54  ; Feature-vector-row-index has 83 entries (83 at peak, 83 added, 0 deleted).
% 0.18/0.54  ; Feature-vector-row-index has 345 nodes (345 at peak, 345 added, 0 deleted).
% 0.18/0.54  ;  Retrieved 37 possibly forward subsuming rows in 89 calls.
% 0.18/0.54  ;  Retrieved 5 possibly backward subsumed rows in 83 calls.
% 0.18/0.54  ; Path-index has 346 entries (346 at peak, 349 added, 3 deleted).
% 0.18/0.54  ; Path-index has 1,074 nodes (1,074 at peak, 1,077 added, 3 deleted).
% 0.18/0.54  ; Trie-index has 346 entries (346 at peak, 349 added, 3 deleted).
% 0.18/0.54  ; Trie-index has 945 nodes (945 at peak, 952 added, 7 deleted).
% 0.18/0.54  ; Retrieved 119 generalization terms in 440 calls.
% 0.18/0.54  ; Retrieved 95 instance terms in 75 calls.
% 0.18/0.54  ; Retrieved 1,274 unifiable terms in 227 calls.
% 0.18/0.54  ; 
% 0.18/0.54  ; The agenda of rows to process has 2 entries:
% 0.18/0.54  ;     1 with value 11              1 with value 15
% 0.18/0.54  ; The agenda of input rows to give has 78 entries:
% 0.18/0.54  ;     1 with value 10              3 with value 17               1 with value 27
% 0.18/0.54  ;    11 with value 11              4 with value 18               2 with value 30
% 0.18/0.54  ;    10 with value 12              1 with value 19               1 with value 31
% 0.18/0.54  ;    10 with value 13              4 with value 20               1 with value 34
% 0.18/0.54  ;     6 with value 14              3 with value 21               2 with value 35
% 0.18/0.54  ;     8 with value 15              4 with value 22               1 with value 50
% 0.18/0.54  ;     5 with value 16
% 0.18/0.54  ; The agenda of rows to give has 36 entries:
% 0.18/0.54  ;     1 with value (4 4)           3 with value (4 8)            1 with value (4 12)
% 0.18/0.54  ;     1 with value (4 5)           6 with value (4 9)            3 with value (4 13)
% 0.18/0.54  ;    15 with value (4 7)           5 with value (4 10)           1 with value (4 14)
% 0.18/0.54  Evaluation took:
% 0.18/0.54    0.08 seconds of real time
% 0.18/0.54    0.070796 seconds of user run time
% 0.18/0.54    0.009041 seconds of system run time
% 0.18/0.54    0 calls to %EVAL
% 0.18/0.54    0 page faults and
% 0.18/0.54    3,893,480 bytes consed.
% 0.18/0.54  :PROOF-FOUND
% 0.18/0.54  ; End refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-07-10T09:57:12
% 0.18/0.54  :PROOF-FOUND
% 0.18/0.54  * 
%------------------------------------------------------------------------------