TSTP Solution File: SET117-7 by SNARK---20120808r022

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%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : SET117-7 : TPTP v8.1.0. Bugfixed v7.3.0.
% 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 05:07:35 EDT 2022

% Result   : Unsatisfiable 0.54s 0.76s
% Output   : Refutation 0.54s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    4
%            Number of leaves      :    8
% Syntax   : Number of clauses     :   14 (  13 unt;   0 nHn;   6 RR)
%            Number of literals    :   16 (   7 equ;   4 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :   11 (   3 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :   10 (  10 usr;   2 con; 0-2 aty)
%            Number of variables   :   19 (   6 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(class_elements_are_sets,axiom,
    subclass(X,universal_class),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',class_elements_are_sets) ).

cnf(unordered_pairs_in_universal,axiom,
    member(unordered_pair(X,Y),universal_class),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',unordered_pairs_in_universal) ).

cnf(ordered_pair,axiom,
    unordered_pair(singleton(X),unordered_pair(X,singleton(Y))) = ordered_pair(X,Y),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',ordered_pair) ).

cnf(union,axiom,
    complement(intersection(complement(X),complement(Y))) = union(X,Y),
    file('/export/starexec/sandbox2/benchmark/Axioms/SET004-0.ax',union) ).

cnf(unordered_pairs_and_singletons,axiom,
    unordered_pair(X,Y) = union(singleton(X),singleton(Y)),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',unordered_pairs_and_singletons) ).

cnf(148,plain,
    unordered_pair(X,Y) = complement(intersection(complement(singleton(X)),complement(singleton(Y)))),
    inference('REWRITE',[status(thm)],[unordered_pairs_and_singletons,union,theory(equality)]) ).

cnf(prove_corollary_1_to_ordered_pairs_are_sets_1,negated_conjecture,
    ordered_pair(first(x),second(x)) = x,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_corollary_1_to_ordered_pairs_are_sets_1) ).

cnf(prove_corollary_1_to_ordered_pairs_are_sets_2,negated_conjecture,
    ~ member(x,universal_class),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_corollary_1_to_ordered_pairs_are_sets_2) ).

cnf(172,plain,
    complement(intersection(complement(singleton(singleton(X))),complement(singleton(complement(intersection(complement(singleton(X)),complement(singleton(singleton(Y))))))))) = ordered_pair(X,Y),
    inference('REWRITE',[status(thm)],[ordered_pair,148,theory(equality)]) ).

cnf(178,plain,
    complement(intersection(complement(singleton(singleton(first(x)))),complement(singleton(complement(intersection(complement(singleton(first(x))),complement(singleton(singleton(second(x)))))))))) = x,
    inference('REWRITE',[status(thm)],[prove_corollary_1_to_ordered_pairs_are_sets_1,172,theory(equality)]) ).

cnf(210,plain,
    member(complement(intersection(complement(singleton(X)),complement(singleton(Y)))),universal_class),
    inference('REWRITE',[status(thm)],[unordered_pairs_in_universal,148,theory(equality)]) ).

cnf(269,plain,
    ~ member(x,X),
    inference('UR-RESOLVE',[status(thm)],[subclass_members,class_elements_are_sets,prove_corollary_1_to_ordered_pairs_are_sets_2]) ).

cnf(721,plain,
    $false,
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[210,178,theory(equality)]),269]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.09/0.11  % Problem  : SET117-7 : TPTP v8.1.0. Bugfixed v7.3.0.
% 0.09/0.12  % Command  : run-snark %s %d
% 0.12/0.33  % Computer : n008.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 : Mon Jul 11 06:16:08 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.18/0.44  /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.18/0.45  * 
% 0.18/0.45  * 
% 0.18/0.45  #<PACKAGE "SNARK-USER">
% 0.18/0.45  * 
% 0.18/0.45  SNARK-TPTP-OPTIONS
% 0.18/0.45  * 
% 0.18/0.45  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.18/0.45   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.18/0.45   (USE-FACTORING :POS)
% 0.18/0.45   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.18/0.45   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.18/0.45   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.18/0.45   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.18/0.45   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.18/0.45   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.18/0.45   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.18/0.45   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.18/0.45   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.18/0.45   (DECLARE-TPTP-SYMBOLS2))
% 0.18/0.45  * 
% 0.18/0.45  "."
% 0.18/0.45  * 
% 0.18/0.45  ; Begin refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-07-11T06:16:08
% 0.18/0.45  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n008.cluster.edu at 2022-07-11T06:16:08
% 0.18/0.50  
% 0.18/0.50  ; Recognized commutativity assertion (= (|unordered_pair| ?X ?Y) (|unordered_pair| ?Y ?X)).
% 0.54/0.76  ; Declaring unordered_pair to be commutative.
% 0.54/0.76  
% 0.54/0.76  #||
% 0.54/0.76  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.54/0.76  % SZS output start Refutation
% See solution above
% 0.54/0.77  ||#
% 0.54/0.77  
% 0.54/0.77  ; Summary of computation:
% 0.54/0.77  ;      1672 formulas have been input or derived (from 114 formulas).
% 0.54/0.77  ;       721 (43%) were retained.  Of these,
% 0.54/0.77  ;           79 (11%) were simplified or subsumed later,
% 0.54/0.77  ;          642 (89%) are still being kept.
% 0.54/0.77  ; 
% 0.60/0.77  ; Run time in seconds excluding printing time:
% 0.60/0.77  ;     0.030  10%   Read assertion file          (1 call)
% 0.60/0.77  ;     0.004   1%   Assert                       (165 calls)
% 0.60/0.77  ;     0.071  23%   Process new row              (1,532 calls)
% 0.60/0.77  ;     0.028   9%   Resolution                   (226 calls)
% 0.60/0.77  ;     0.004   1%   Paramodulation               (113 calls)
% 0.60/0.77  ;     0.000   0%   Factoring                    (13 calls)
% 0.60/0.77  ;     0.008   3%   Condensing                   (740 calls)
% 0.60/0.77  ;     0.056  18%   Forward subsumption          (740 calls)
% 0.60/0.77  ;     0.020   7%   Backward subsumption         (548 calls)
% 0.60/0.77  ;     0.012   4%   Clause clause subsumption    (1,967 calls)
% 0.60/0.77  ;     0.043  14%   Forward simplification       (1,529 calls)
% 0.60/0.77  ;     0.003   1%   Backward simplification      (704 calls)
% 0.60/0.77  ;     0.005   2%   Ordering                     (1,928 calls)
% 0.60/0.77  ;     0.001   0%   Sortal reasoning             (32 calls)
% 0.60/0.77  ;     0.000   0%   Purity testing               (1 call)
% 0.60/0.77  ;     0.021   7%   Other
% 0.60/0.77  ;     0.306        Total
% 0.60/0.77  ;     0.316        Real time
% 0.60/0.77  ; 
% 0.60/0.77  ; Term-hash-array has 1,732 terms in all.
% 0.60/0.77  ; Feature-vector-row-index has 506 entries (506 at peak, 548 added, 42 deleted).
% 0.60/0.77  ; Feature-vector-row-index has 3,771 nodes (3,771 at peak, 4,009 added, 238 deleted).
% 0.60/0.77  ;  Retrieved 2,954 possibly forward subsuming rows in 740 calls.
% 0.60/0.77  ;  Retrieved 172 possibly backward subsumed rows in 548 calls.
% 0.60/0.77  ; Path-index has 1,650 entries (1,650 at peak, 1,791 added, 141 deleted).
% 0.60/0.77  ; Path-index has 6,103 nodes (6,103 at peak, 6,286 added, 183 deleted).
% 0.60/0.77  ; Trie-index has 1,650 entries (1,650 at peak, 1,791 added, 141 deleted).
% 0.60/0.77  ; Trie-index has 7,169 nodes (7,169 at peak, 7,557 added, 388 deleted).
% 0.60/0.77  ; Retrieved 3,448 generalization terms in 11,002 calls.
% 0.60/0.77  ; Retrieved 301 instance terms in 155 calls.
% 0.60/0.77  ; Retrieved 21,692 unifiable terms in 1,188 calls.
% 0.60/0.77  ; 
% 0.60/0.77  ; The agenda of rows to process has 11 entries:
% 0.60/0.77  ;     1 with value 11              4 with value 34               1 with value 39
% 0.60/0.77  ;     1 with value 13              1 with value 36               1 with value 60
% 0.60/0.77  ;     1 with value 33              1 with value 37
% 0.60/0.77  ; The agenda of input rows to give has 37 entries:
% 0.60/0.77  ;     1 with value 33              1 with value 43               1 with value 64
% 0.60/0.77  ;     5 with value 35              4 with value 46               1 with value 66
% 0.60/0.77  ;     1 with value 36              1 with value 48               1 with value 74
% 0.60/0.77  ;     1 with value 37              2 with value 53               2 with value 94
% 0.60/0.77  ;     4 with value 39              1 with value 56               1 with value 123
% 0.60/0.77  ;     1 with value 40              1 with value 57               2 with value 139
% 0.60/0.77  ;     2 with value 41              2 with value 62               2 with value 212
% 0.60/0.77  ; The agenda of rows to give has 493 entries:
% 0.60/0.77  ;     2 with value (4 4)          14 with value (4 25)           6 with value (4 46)
% 0.60/0.77  ;     3 with value (4 5)          11 with value (4 26)           2 with value (4 48)
% 0.60/0.77  ;    14 with value (4 7)          12 with value (4 27)           2 with value (4 49)
% 0.60/0.77  ;    10 with value (4 8)          14 with value (4 28)           2 with value (4 50)
% 0.60/0.77  ;    10 with value (4 9)           5 with value (4 29)           2 with value (4 51)
% 0.60/0.77  ;     8 with value (4 10)         11 with value (4 30)           3 with value (4 52)
% 0.60/0.77  ;     6 with value (4 11)         19 with value (4 31)           3 with value (4 53)
% 0.60/0.77  ;     9 with value (4 12)          6 with value (4 32)           2 with value (4 54)
% 0.60/0.77  ;    13 with value (4 13)         10 with value (4 33)           2 with value (4 55)
% 0.60/0.77  ;    15 with value (4 14)          9 with value (4 34)           3 with value (4 57)
% 0.60/0.77  ;    21 with value (4 15)          8 with value (4 35)           2 with value (4 58)
% 0.60/0.77  ;    16 with value (4 16)         10 with value (4 36)           4 with value (4 59)
% 0.60/0.77  ;    17 with value (4 17)          5 with value (4 37)           2 with value (4 62)
% 0.60/0.77  ;    23 with value (4 18)          4 with value (4 38)           1 with value (4 63)
% 0.60/0.77  ;    25 with value (4 19)          1 with value (4 39)           4 with value (4 65)
% 0.60/0.77  ;    19 with value (4 20)          7 with value (4 40)           1 with value (4 70)
% 0.60/0.77  ;    19 with value (4 21)          3 with value (4 41)           2 with value (4 78)
% 0.60/0.77  ;    13 with value (4 22)         12 with value (4 43)           2 with value (4 106)
% 0.60/0.77  ;    20 with value (4 23)          4 with value (4 44)           1 with value (4 113)
% 0.60/0.77  ;    16 with value (4 24)          3 with value (4 45)
% 0.60/0.77  Evaluation took:
% 0.60/0.77    0.317 seconds of real time
% 0.60/0.77    0.291421 seconds of user run time
% 0.60/0.77    0.025724 seconds of system run time
% 0.60/0.77    [Run times include 0.02 seconds GC run time.]
% 0.60/0.77    0 calls to %EVAL
% 0.60/0.77    0 page faults and
% 0.60/0.77    25,362,192 bytes consed.
% 0.60/0.77  :PROOF-FOUND
% 0.60/0.77  ; End refute-file /export/starexec/sandbox2/benchmark/theBenchmark.p 2022-07-11T06:16:09
% 0.60/0.77  :PROOF-FOUND
% 0.60/0.77  * 
%------------------------------------------------------------------------------