TSTP Solution File: SET081-6 by SNARK---20120808r022

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SNARK---20120808r022
% Problem  : SET081-6 : TPTP v8.1.0. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run-snark %s %d

% Computer : n011.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 05:07:02 EDT 2022

% Result   : Unsatisfiable 0.19s 0.56s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    1
%            Number of leaves      :    4
% Syntax   : Number of clauses     :    5 (   4 unt;   1 nHn;   4 RR)
%            Number of literals    :    7 (   4 equ;   2 neg)
%            Maximal clause size   :    3 (   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;   2 con; 0-2 aty)
%            Number of variables   :    4 (   0 sgn)

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

cnf(prove_only_member_in_singleton_1,negated_conjecture,
    member(y,singleton(x)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_only_member_in_singleton_1) ).

cnf(prove_only_member_in_singleton_2,negated_conjecture,
    y != x,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_only_member_in_singleton_2) ).

cnf(169,plain,
    $false,
    inference('REWRITE',[status(thm)],[inference('UR-RESOLVE',[status(thm)],[unordered_pair_member,prove_only_member_in_singleton_2,prove_only_member_in_singleton_2]),prove_only_member_in_singleton_1,singleton_set,theory(equality)]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : SET081-6 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.11/0.13  % Command  : run-snark %s %d
% 0.13/0.34  % Computer : n011.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 : Mon Jul 11 09:40:27 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.19/0.46  /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.19/0.47  * 
% 0.19/0.47  * 
% 0.19/0.47  #<PACKAGE "SNARK-USER">
% 0.19/0.47  * 
% 0.19/0.47  SNARK-TPTP-OPTIONS
% 0.19/0.47  * 
% 0.19/0.48  ((AGENDA-LENGTH-LIMIT NIL) (AGENDA-LENGTH-BEFORE-SIMPLIFICATION-LIMIT NIL)
% 0.19/0.48   (USE-HYPERRESOLUTION T) (USE-UR-RESOLUTION T) (USE-PARAMODULATION T)
% 0.19/0.48   (USE-FACTORING :POS)
% 0.19/0.48   (USE-LITERAL-ORDERING-WITH-HYPERRESOLUTION 'LITERAL-ORDERING-P)
% 0.19/0.48   (USE-LITERAL-ORDERING-WITH-PARAMODULATION 'LITERAL-ORDERING-P)
% 0.19/0.48   (ORDERING-FUNCTIONS>CONSTANTS T) (ASSERT-CONTEXT :CURRENT)
% 0.19/0.48   (RUN-TIME-LIMIT 300) (LISTEN-FOR-COMMANDS NIL)
% 0.19/0.48   (USE-CLOSURE-WHEN-SATISFIABLE T) (PRINT-ROWS-WHEN-GIVEN NIL)
% 0.19/0.48   (PRINT-ROWS-WHEN-DERIVED NIL) (PRINT-UNORIENTABLE-ROWS NIL)
% 0.19/0.48   (PRINT-ROW-WFFS-PRETTILY NIL) (PRINT-FINAL-ROWS :TPTP)
% 0.19/0.48   (PRINT-OPTIONS-WHEN-STARTING NIL) (USE-VARIABLE-NAME-SORTS NIL)
% 0.19/0.48   (USE-PURITY-TEST T) (USE-RELEVANCE-TEST T) (DECLARE-TPTP-SYMBOLS1)
% 0.19/0.48   (DECLARE-TPTP-SYMBOLS2))
% 0.19/0.48  * 
% 0.19/0.48  "."
% 0.19/0.48  * 
% 0.19/0.48  ; Begin refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-11T09:40:27
% 0.19/0.48  ; Running SNARK from /davis/home/graph/tptp/Systems/SNARK---20120808r022/Source/snark-system.lisp in SBCL 1.0.12 on n011.cluster.edu at 2022-07-11T09:40:27
% 0.19/0.56  
% 0.19/0.56  
% 0.19/0.56  #||
% 0.19/0.56  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.19/0.56  % SZS output start Refutation
% See solution above
% 0.19/0.56  ||#
% 0.19/0.56  
% 0.19/0.56  ; Summary of computation:
% 0.19/0.56  ;       263 formulas have been input or derived (from 63 formulas).
% 0.19/0.56  ;       169 (64%) were retained.  Of these,
% 0.19/0.56  ;           13 ( 8%) were simplified or subsumed later,
% 0.19/0.56  ;          156 (92%) are still being kept.
% 0.19/0.56  ; 
% 0.19/0.56  ; Run time in seconds excluding printing time:
% 0.19/0.56  ;     0.017  21%   Read assertion file          (1 call)
% 0.19/0.56  ;     0.003   4%   Assert                       (93 calls)
% 0.19/0.56  ;     0.014  17%   Process new row              (230 calls)
% 0.19/0.56  ;     0.009  11%   Resolution                   (124 calls)
% 0.19/0.56  ;     0.000   0%   Paramodulation               (62 calls)
% 0.19/0.56  ;     0.000   0%   Factoring                    (3 calls)
% 0.19/0.56  ;     0.001   1%   Condensing                   (109 calls)
% 0.19/0.56  ;     0.004   5%   Forward subsumption          (109 calls)
% 0.19/0.56  ;     0.001   1%   Backward subsumption         (98 calls)
% 0.19/0.56  ;     0.001   1%   Clause clause subsumption    (56 calls)
% 0.19/0.56  ;     0.006   7%   Forward simplification       (230 calls)
% 0.19/0.56  ;     0.002   2%   Backward simplification      (157 calls)
% 0.19/0.56  ;     0.000   0%   Ordering                     (138 calls)
% 0.19/0.56  ;     0.000   0%   Sortal reasoning             (32 calls)
% 0.19/0.56  ;     0.000   0%   Purity testing               (1 call)
% 0.19/0.56  ;     0.023  28%   Other
% 0.19/0.56  ;     0.081        Total
% 0.19/0.56  ;     0.083        Real time
% 0.19/0.56  ; 
% 0.19/0.56  ; Term-hash-array has 389 terms in all.
% 0.19/0.56  ; Feature-vector-row-index has 98 entries (98 at peak, 98 added, 0 deleted).
% 0.19/0.56  ; Feature-vector-row-index has 489 nodes (489 at peak, 489 added, 0 deleted).
% 0.19/0.56  ;  Retrieved 56 possibly forward subsuming rows in 109 calls.
% 0.19/0.56  ;  Retrieved 9 possibly backward subsumed rows in 98 calls.
% 0.19/0.56  ; Path-index has 398 entries (398 at peak, 399 added, 1 deleted).
% 0.19/0.56  ; Path-index has 1,343 nodes (1,343 at peak, 1,344 added, 1 deleted).
% 0.19/0.56  ; Trie-index has 398 entries (398 at peak, 399 added, 1 deleted).
% 0.19/0.56  ; Trie-index has 1,181 nodes (1,181 at peak, 1,182 added, 1 deleted).
% 0.19/0.56  ; Retrieved 164 generalization terms in 555 calls.
% 0.19/0.56  ; Retrieved 76 instance terms in 58 calls.
% 0.19/0.56  ; Retrieved 2,123 unifiable terms in 379 calls.
% 0.19/0.56  ; 
% 0.19/0.56  ; The agenda of rows to process has 3 entries:
% 0.19/0.56  ;     1 with value 8               1 with value 15               1 with value 26
% 0.19/0.56  ; The agenda of input rows to give has 30 entries:
% 0.19/0.56  ;     5 with value 15              4 with value 20               1 with value 31
% 0.19/0.56  ;     2 with value 16              3 with value 21               1 with value 34
% 0.19/0.56  ;     3 with value 17              3 with value 22               2 with value 35
% 0.19/0.56  ;     1 with value 18              1 with value 27               1 with value 50
% 0.19/0.56  ;     1 with value 19              2 with value 30
% 0.19/0.56  ; The agenda of rows to give has 63 entries:
% 0.19/0.56  ;     3 with value (4 5)           2 with value (4 12)           3 with value (4 18)
% 0.19/0.56  ;     4 with value (4 7)           7 with value (4 13)           5 with value (4 19)
% 0.19/0.56  ;     5 with value (4 8)           4 with value (4 14)           2 with value (4 20)
% 0.19/0.56  ;     3 with value (4 9)           7 with value (4 15)           1 with value (4 22)
% 0.19/0.56  ;     3 with value (4 10)          5 with value (4 16)           1 with value (4 24)
% 0.19/0.56  ;     4 with value (4 11)          2 with value (4 17)           2 with value (4 30)
% 0.19/0.56  Evaluation took:
% 0.19/0.56    0.084 seconds of real time
% 0.19/0.56    0.074179 seconds of user run time
% 0.19/0.56    0.009 seconds of system run time
% 0.19/0.56    0 calls to %EVAL
% 0.19/0.56    0 page faults and
% 0.19/0.56    3,926,408 bytes consed.
% 0.19/0.56  :PROOF-FOUND
% 0.19/0.56  ; End refute-file /export/starexec/sandbox/benchmark/theBenchmark.p 2022-07-11T09:40:27
% 0.19/0.56  :PROOF-FOUND
% 0.19/0.56  * 
%------------------------------------------------------------------------------