TSTP Solution File: SET024-4 by SNARK---20120808r022

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%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : SET024-4 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n014.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 05:06:01 EDT 2022

% Result   : Unsatisfiable 54.55s 54.73s
% Output   : Refutation 54.55s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    2
%            Number of leaves      :    4
% Syntax   : Number of clauses     :    6 (   5 unt;   0 nHn;   3 RR)
%            Number of literals    :    8 (   2 equ;   3 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    :    3 (   3 usr;   1 con; 0-2 aty)
%            Number of variables   :    5 (   2 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(non_ordered_pair2,axiom,
    ( member(X,non_ordered_pair(Y,Z))
    | ~ little_set(X)
    | X != Y ),
    file('/export/starexec/sandbox/benchmark/Axioms/SET003-0.ax',non_ordered_pair2) ).

cnf(singleton_set,axiom,
    singleton_set(X) = non_ordered_pair(X,X),
    file('/export/starexec/sandbox/benchmark/Axioms/SET003-0.ax',singleton_set) ).

cnf(a_little_set,hypothesis,
    little_set(a),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',a_little_set) ).

cnf(prove_membership_of_singleton_set,negated_conjecture,
    ~ member(a,singleton_set(a)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_membership_of_singleton_set) ).

cnf(356,plain,
    member(a,non_ordered_pair(a,X)),
    inference('HYPERRESOLVE',[status(thm)],[non_ordered_pair2,a_little_set,theory(equality)]) ).

cnf(10219,plain,
    $false,
    inference('REWRITE',[status(thm)],[inference('PARAMODULATE',[status(thm)],[356,singleton_set,theory(equality)]),prove_membership_of_singleton_set]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12  % Problem  : SET024-4 : TPTP v8.1.0. Released v1.0.0.
% 0.12/0.13  % Command  : run-snark %s %d
% 0.13/0.34  % Computer : n014.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 20:19:20 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.20/0.46  /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.20/0.47  * 
% 0.20/0.47  * 
% 0.20/0.48  #<PACKAGE "SNARK-USER">
% 0.20/0.48  * 
% 0.20/0.48  SNARK-TPTP-OPTIONS
% 0.20/0.48  * 
% 0.20/0.48  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.20/0.48   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.20/0.48   (USE-FACTORING :POS)
% 0.20/0.48   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.20/0.48   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.20/0.48   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.20/0.48   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.20/0.48   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.20/0.48   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.20/0.48   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.20/0.48   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.20/0.48   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.20/0.48   (DECLARE-TPTP-SYMBOLS2))
% 0.20/0.48  * 
% 0.20/0.48  "."
% 0.20/0.48  * 
% 0.20/0.48  ; Begin refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-09T20:19:20
% 0.20/0.48  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n014.cluster.edu at 2022-07-09T20:19:20
% 54.55/54.73  
% 54.55/54.73  
% 54.55/54.73  #||
% 54.55/54.73  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 54.55/54.73  % SZS output start Refutation
% See solution above
% 54.55/54.73  ||#
% 54.55/54.73  
% 54.55/54.73  ; Summary of computation:
% 54.55/54.73  ;     48643 formulas have been input or derived (from 193 formulas).
% 54.55/54.73  ;     10219 (21%) were retained.  Of these,
% 54.55/54.73  ;           81 ( 1%) were simplified or subsumed later,
% 54.55/54.73  ;        10138 (99%) are still being kept.
% 54.55/54.73  ; 
% 54.55/54.73  ; Run time in seconds:
% 54.55/54.73  ;     0.026   0%   Read assertion file          (1 call)
% 54.55/54.73  ;     0.004   0%   Assert                       (143 calls)
% 54.55/54.73  ;     1.069   2%   Process new row              (39,990 calls)
% 54.55/54.73  ;    50.291  93%   Resolution                   (384 calls)
% 54.55/54.73  ;     0.008   0%   Paramodulation               (192 calls)
% 54.55/54.73  ;     0.000   0%   Factoring                    (13 calls)
% 54.55/54.73  ;     0.195   0%   Condensing                   (23,845 calls)
% 54.55/54.73  ;     1.442   3%   Forward subsumption          (23,845 calls)
% 54.55/54.73  ;     0.228   0%   Backward subsumption         (5,144 calls)
% 54.55/54.73  ;     0.108   0%   Clause clause subsumption    (27,647 calls)
% 54.55/54.73  ;     0.611   1%   Forward simplification       (36,942 calls)
% 54.55/54.73  ;     0.087   0%   Backward simplification      (10,193 calls)
% 54.55/54.73  ;     0.024   0%   Ordering                     (13,283 calls)
% 54.55/54.73  ;     0.000   0%   Sortal reasoning             (32 calls)
% 54.55/54.73  ;     0.000   0%   Purity testing               (1 call)
% 54.55/54.73  ;     0.158   0%   Other
% 54.55/54.73  ;    54.251        Total
% 54.55/54.73  ;    54.253        Real time
% 54.55/54.73  ; 
% 54.55/54.73  ; Term-hash-array has 18,681 terms in all.
% 54.55/54.73  ; Feature-vector-row-index has 5,141 entries (5,141 at peak, 5,144 added, 3 deleted).
% 54.55/54.73  ; Feature-vector-row-index has 34,026 nodes (34,026 at peak, 34,034 added, 8 deleted).
% 54.55/54.73  ;  Retrieved 54,729 possibly forward subsuming rows in 23,845 calls.
% 54.55/54.73  ;  Retrieved 2,528 possibly backward subsumed rows in 5,144 calls.
% 54.55/54.73  ; Path-index has 18,626 entries (18,631 at peak, 18,688 added, 62 deleted).
% 54.55/54.73  ; Path-index has 16,495 nodes (16,500 at peak, 16,554 added, 59 deleted).
% 54.55/54.73  ; Trie-index has 18,626 entries (18,631 at peak, 18,688 added, 62 deleted).
% 54.55/54.73  ; Trie-index has 63,776 nodes (63,784 at peak, 63,857 added, 81 deleted).
% 54.55/54.73  ; Retrieved 58,701 generalization terms in 109,266 calls.
% 54.55/54.73  ; Retrieved 5,055 instance terms in 5,048 calls.
% 54.55/54.73  ; Retrieved 79,944,090 unifiable terms in 727,871 calls.
% 54.55/54.73  ; 
% 54.55/54.73  ; The agenda of rows to process has 141 entries:
% 54.55/54.73  ;     3 with value 9              21 with value 15              14 with value 21
% 54.55/54.73  ;     4 with value 10             21 with value 16              16 with value 22
% 54.55/54.73  ;     5 with value 11              2 with value 17               2 with value 23
% 54.55/54.73  ;     4 with value 12              7 with value 18               2 with value 24
% 54.55/54.73  ;     4 with value 13             18 with value 20               2 with value 26
% 54.55/54.73  ;    16 with value 14
% 54.55/54.73  ; The agenda of rows to give has 9955 entries:
% 54.55/54.73  ;    36 with value (4 8)         832 with value (4 27)          43 with value (4 46)
% 54.55/54.73  ;    47 with value (4 9)        1166 with value (4 28)          27 with value (4 47)
% 54.55/54.73  ;    36 with value (4 10)        749 with value (4 29)           2 with value (4 48)
% 54.55/54.73  ;    55 with value (4 11)        739 with value (4 30)          12 with value (4 49)
% 54.55/54.73  ;    35 with value (4 12)        417 with value (4 31)           6 with value (4 50)
% 54.55/54.73  ;    62 with value (4 13)        416 with value (4 32)           2 with value (4 51)
% 54.55/54.73  ;   125 with value (4 14)        292 with value (4 33)           8 with value (4 53)
% 54.55/54.73  ;   139 with value (4 15)        343 with value (4 34)           9 with value (4 56)
% 54.55/54.73  ;    97 with value (4 16)        283 with value (4 35)           2 with value (4 57)
% 54.55/54.73  ;   107 with value (4 17)        296 with value (4 36)           2 with value (4 58)
% 54.55/54.73  ;   150 with value (4 18)        164 with value (4 37)           2 with value (4 59)
% 54.55/54.73  ;   106 with value (4 19)        186 with value (4 38)           9 with value (4 61)
% 54.55/54.73  ;   157 with value (4 20)         88 with value (4 39)           4 with value (4 62)
% 54.55/54.73  ;   166 with value (4 21)        102 with value (4 40)           4 with value (4 65)
% 54.55/54.73  ;   161 with value (4 22)        116 with value (4 41)           4 with value (4 74)
% 54.55/54.73  ;   301 with value (4 23)        105 with value (4 42)           2 with value (4 88)
% 54.55/54.73  ;   344 with value (4 24)         61 with value (4 43)           4 with value (4 94)
% 54.55/54.73  ;   459 with value (4 25)         22 with value (4 44)           4 with value (4 105)
% 54.55/54.73  ;   811 with value (4 26)         38 with value (4 45)
% 54.55/54.73  Evaluation took:
% 54.55/54.73    54.257 seconds of real time
% 54.55/54.73    53.78781 seconds of user run time
% 54.55/54.73    0.467438 seconds of system run time
% 54.55/54.73    [Run times include 1.369 seconds GC run time.]
% 54.55/54.73    0 calls to %EVAL
% 54.55/54.73    0 page faults and
% 54.55/54.73    1,902,695,744 bytes consed.
% 54.55/54.73  :PROOF-FOUND
% 54.55/54.73  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-09T20:20:15
% 54.55/54.73  :PROOF-FOUND
% 54.55/54.73  * 
%------------------------------------------------------------------------------