fond
Model Checking Contest @ Petri Nets 2017
7th edition, Zaragoza, Spain, June 27, 2017
Execution of r079-ebro-149441009500202
Last Updated
June 27, 2017

About the Execution of Tapaal for TCPcondis-PT-05

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
4772.400 87969.00 172335.00 43.00 TFTTFFTFTFTFTTFF normal

Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Waiting for the VM to be ready (probing ssh)
.................
=====================================================================
Generated by BenchKit 2-3253
Executing tool tapaal
Input is TCPcondis-PT-05, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r079-ebro-149441009500202
=====================================================================


--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME TCPcondis-PT-05-CTLFireability-0
FORMULA_NAME TCPcondis-PT-05-CTLFireability-1
FORMULA_NAME TCPcondis-PT-05-CTLFireability-10
FORMULA_NAME TCPcondis-PT-05-CTLFireability-11
FORMULA_NAME TCPcondis-PT-05-CTLFireability-12
FORMULA_NAME TCPcondis-PT-05-CTLFireability-13
FORMULA_NAME TCPcondis-PT-05-CTLFireability-14
FORMULA_NAME TCPcondis-PT-05-CTLFireability-15
FORMULA_NAME TCPcondis-PT-05-CTLFireability-2
FORMULA_NAME TCPcondis-PT-05-CTLFireability-3
FORMULA_NAME TCPcondis-PT-05-CTLFireability-4
FORMULA_NAME TCPcondis-PT-05-CTLFireability-5
FORMULA_NAME TCPcondis-PT-05-CTLFireability-6
FORMULA_NAME TCPcondis-PT-05-CTLFireability-7
FORMULA_NAME TCPcondis-PT-05-CTLFireability-8
FORMULA_NAME TCPcondis-PT-05-CTLFireability-9

=== Now, execution of the tool begins

BK_START 1494970694769

---> tapaal --- TAPAAL
Total timeout: 3600

*************************************
* TAPAAL verifying CTLFireability *
*************************************
---------------------------------------------------
Step 1: Parallel processing
---------------------------------------------------
Doing parallel verification of individual queries (16 in total)
Each query is verified by 2 parallel strategies for 60 seconds
------------------- QUERY 1 ----------------------
Solution found
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").

Parameters: -s DFS -d 10 ./model.pnml ./CTLFireability.xml -x 1

Parameters: -s DFS -q 0 -d 10 ./model.pnml ./CTLFireability.xml -x 1

Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=10,Stubborn_Reduction=ENABLED,Query_Simplication=DISABLED,Siphon_Trap=DISABLED,LPSolve_Timeout=10


Query is satisfied.

STATS:
Time (seconds): 0.004994
Configurations: 529
Markings: 343
Edges: 477
Processed Edges: 323
Processed N. Edges: 0
Explored Configs: 166
Query: (AFEF((tokens-count(SYN) ge integer-constant(1) & tokens-count(xSYNSENT) ge integer-constant(1)) & tokens-count(TIMEWAIT) ge integer-constant(1)) | AF(tokens-count(xSYNRCVD) ge integer-constant(1) & tokens-count(SYNACK) ge integer-constant(1)))

parallel: This job succeeded:
/home/mcc/BenchKit/start.sh 14500000 /home/mcc/BenchKit/bin/verifypn-linux64 -s\ DFS\ -q\ 0\ -d\ 10 ./model.pnml ./CTLFireability.xml -x 1

FORMULA TCPcondis-PT-05-CTLFireability-0 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
------------------- QUERY 2 ----------------------
Solution found
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").

Parameters: -s DFS -d 10 ./model.pnml ./CTLFireability.xml -x 2

Parameters: -s DFS -q 0 -d 10 ./model.pnml ./CTLFireability.xml -x 2

Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=10,Stubborn_Reduction=ENABLED,Query_Simplication=DISABLED,Siphon_Trap=DISABLED,LPSolve_Timeout=10


Query is NOT satisfied.

STATS:
Time (seconds): 35.25
Configurations: 2483636
Markings: 2483252
Edges: 17177032
Processed Edges: 19664760
Processed N. Edges: 153
Explored Configs: 2483507
Query: AF(!(EF!((tokens-count(LISTEN) ge integer-constant(1) & (tokens-count(SYN) ge integer-constant(1) & tokens-count(xSYNSENT) ge integer-constant(1))))) & (EF(tokens-count(FINACK) ge integer-constant(1) & tokens-count(xLASTACK) ge integer-constant(1)) & !(((tokens-count(xFIN) ge integer-constant(1) & tokens-count(FINWAIT1) ge integer-constant(1)) & (tokens-count(xFIN) ge integer-constant(1) & tokens-count(FINWAIT1) ge integer-constant(1))))))


Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=10,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Siphon_Trap=DISABLED,LPSolve_Timeout=10

Query before reduction: AF (AG ((LISTEN >= 1) and ((SYN >= 1) and (xSYNSENT >= 1))) and (EF ((FINACK >= 1) and (xLASTACK >= 1)) and (not (((xFIN >= 1) and (FINWAIT1 >= 1)) and ((xFIN >= 1) and (FINWAIT1 >= 1))))))
Query after reduction: AF (AG ((LISTEN >= 1) and ((SYN >= 1) and (xSYNSENT >= 1))) and (EF ((FINACK >= 1) and (xLASTACK >= 1)) and (((xFIN < 1) or (FINWAIT1 < 1)) or ((xFIN < 1) or (FINWAIT1 < 1)))))
Query size reduced from 38 to 38 nodes (0.00 percent reduction).
Query reduction finished after 0.005056 seconds.


Query is NOT satisfied.

STATS:
Time (seconds): 35.32
Configurations: 2483636
Markings: 2483252
Edges: 17177032
Processed Edges: 19664760
Processed N. Edges: 153
Explored Configs: 2483507
Query: AF(!(EF!((tokens-count(LISTEN) ge integer-constant(1) & (tokens-count(SYN) ge integer-constant(1) & tokens-count(xSYNSENT) ge integer-constant(1))))) & (EF(tokens-count(FINACK) ge integer-constant(1) & tokens-count(xLASTACK) ge integer-constant(1)) & ((tokens-count(xFIN) ls integer-constant(1) | tokens-count(FINWAIT1) ls integer-constant(1)) | (tokens-count(xFIN) ls integer-constant(1) | tokens-count(FINWAIT1) ls integer-constant(1)))))

parallel: This job succeeded:
/home/mcc/BenchKit/start.sh 7250000 /home/mcc/BenchKit/bin/verifypn-linux64 -s\ DFS\ -d\ 10 ./model.pnml ./CTLFireability.xml -x 2

FORMULA TCPcondis-PT-05-CTLFireability-1 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
------------------- QUERY 3 ----------------------
Solution found
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").

Parameters: -s DFS -d 10 ./model.pnml ./CTLFireability.xml -x 3

Parameters: -s DFS -q 0 -d 10 ./model.pnml ./CTLFireability.xml -x 3

Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=10,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Siphon_Trap=DISABLED,LPSolve_Timeout=10

Query before reduction: EG EF ((FIN >= 1) and (xFINWAIT2 >= 1))
Query after reduction: EG EF ((FIN >= 1) and (xFINWAIT2 >= 1))
Query size reduced from 9 to 9 nodes (0.00 percent reduction).
Query reduction finished after 0.001348 seconds.


Query is satisfied.

STATS:
Time (seconds): 42.23
Configurations: 2881095
Markings: 2880864
Edges: 20234701
Processed Edges: 23115562
Processed N. Edges: 105
Explored Configs: 2880966
Query: !(AF!(EF(tokens-count(FIN) ge integer-constant(1) & tokens-count(xFINWAIT2) ge integer-constant(1))))


Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=10,Stubborn_Reduction=ENABLED,Query_Simplication=DISABLED,Siphon_Trap=DISABLED,LPSolve_Timeout=10


Query is satisfied.

STATS:
Time (seconds): 43.4
Configurations: 2881095
Markings: 2880864
Edges: 20234701
Processed Edges: 23115562
Processed N. Edges: 105
Explored Configs: 2880966
Query: !(AF!(EF(tokens-count(FIN) ge integer-constant(1) & tokens-count(xFINWAIT2) ge integer-constant(1))))

parallel: This job succeeded:
/home/mcc/BenchKit/start.sh 7250000 /home/mcc/BenchKit/bin/verifypn-linux64 -s\ DFS\ -d\ 10 ./model.pnml ./CTLFireability.xml -x 3

FORMULA TCPcondis-PT-05-CTLFireability-2 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
------------------- QUERY 4 ----------------------
Solution found
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").

Parameters: -s DFS -d 10 ./model.pnml ./CTLFireability.xml -x 4

Parameters: -s DFS -q 0 -d 10 ./model.pnml ./CTLFireability.xml -x 4

Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=10,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Siphon_Trap=DISABLED,LPSolve_Timeout=10

Query before reduction: AG (not EX (((FIN >= 1) and (xFINWAIT2 >= 1)) and (CLOSED >= 1)))
Query after reduction: AG AX (((FIN < 1) or (xFINWAIT2 < 1)) or (CLOSED < 1))
Query size reduced from 13 to 13 nodes (0.00 percent reduction).
Query reduction finished after 0.001157 seconds.


Query is NOT satisfied.

STATS:
Time (seconds): 0.000319
Configurations: 99
Markings: 62
Edges: 125
Processed Edges: 87
Processed N. Edges: 55
Explored Configs: 55
Query: !(EF!(AX((tokens-count(FIN) ls integer-constant(1) | tokens-count(xFINWAIT2) ls integer-constant(1)) | tokens-count(CLOSED) ls integer-constant(1))))

parallel: This job succeeded:
/home/mcc/BenchKit/start.sh 7250000 /home/mcc/BenchKit/bin/verifypn-linux64 -s\ DFS\ -d\ 10 ./model.pnml ./CTLFireability.xml -x 4

FORMULA TCPcondis-PT-05-CTLFireability-3 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
------------------- QUERY 5 ----------------------
Solution found
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").

Parameters: -s DFS -d 10 ./model.pnml ./CTLFireability.xml -x 5

Parameters: -s DFS -q 0 -d 10 ./model.pnml ./CTLFireability.xml -x 5

Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=10,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Siphon_Trap=DISABLED,LPSolve_Timeout=10

Query before reduction: ((AX AF (ESTAB >= 1) or (not (not EX ((xSYN >= 1) and (LISTEN >= 1))))) or (((EF (CLOSED >= 1) and (xCLOSED >= 1)) and AF (xCLOSED >= 1)) and EX ((((FINACK >= 1) and (xLASTACK >= 1)) and ((xFINACK >= 1) and (LASTACK >= 1))) and (not (TIMEWAIT >= 1)))))
Query after reduction: ((AX AF (ESTAB >= 1) or EX ((xSYN >= 1) and (LISTEN >= 1))) or (((EF (CLOSED >= 1) and (xCLOSED >= 1)) and AF (xCLOSED >= 1)) and EX ((((FINACK >= 1) and (xLASTACK >= 1)) and ((xFINACK >= 1) and (LASTACK >= 1))) and (TIMEWAIT < 1))))
Query size reduced from 49 to 49 nodes (0.00 percent reduction).
Query reduction finished after 0.004885 seconds.


Query is satisfied.

STATS:
Time (seconds): 0.06134
Configurations: 8087
Markings: 8081
Edges: 8086
Processed Edges: 16171
Processed N. Edges: 0
Explored Configs: 8086
Query: ((AXAFtokens-count(ESTAB) ge integer-constant(1) | EX(tokens-count(xSYN) ge integer-constant(1) & tokens-count(LISTEN) ge integer-constant(1))) | (((EFtokens-count(CLOSED) ge integer-constant(1) & tokens-count(xCLOSED) ge integer-constant(1)) & AFtokens-count(xCLOSED) ge integer-constant(1)) & EX(((tokens-count(FINACK) ge integer-constant(1) & tokens-count(xLASTACK) ge integer-constant(1)) & (tokens-count(xFINACK) ge integer-constant(1) & tokens-count(LASTACK) ge integer-constant(1))) & tokens-count(TIMEWAIT) ls integer-constant(1))))

parallel: This job succeeded:
/home/mcc/BenchKit/start.sh 7250000 /home/mcc/BenchKit/bin/verifypn-linux64 -s\ DFS\ -d\ 10 ./model.pnml ./CTLFireability.xml -x 5

FORMULA TCPcondis-PT-05-CTLFireability-4 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
------------------- QUERY 6 ----------------------
Solution found
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").

Parameters: -s DFS -d 10 ./model.pnml ./CTLFireability.xml -x 6

Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=10,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Siphon_Trap=DISABLED,LPSolve_Timeout=10

Query before reduction: AF (((SYN >= 1) and (xLISTEN >= 1)) and AG ((CLOSED >= 1) or ((FINACK >= 1) and (xFINWAIT1 >= 1))))
Query after reduction: AF (((SYN >= 1) and (xLISTEN >= 1)) and AG ((CLOSED >= 1) or ((FINACK >= 1) and (xFINWAIT1 >= 1))))
Query size reduced from 21 to 21 nodes (0.00 percent reduction).
Query reduction finished after 0.002437 seconds.


Query is NOT satisfied.

STATS:
Time (seconds): 0.000858
Configurations: 231
Markings: 180
Edges: 102
Processed Edges: 153
Processed N. Edges: 0
Explored Configs: 102
Query: AF((tokens-count(SYN) ge integer-constant(1) & tokens-count(xLISTEN) ge integer-constant(1)) & !(EF!((tokens-count(CLOSED) ge integer-constant(1) | (tokens-count(FINACK) ge integer-constant(1) & tokens-count(xFINWAIT1) ge integer-constant(1))))))


Parameters: -s DFS -q 0 -d 10 ./model.pnml ./CTLFireability.xml -x 6
parallel: This job succeeded:
/home/mcc/BenchKit/start.sh 7250000 /home/mcc/BenchKit/bin/verifypn-linux64 -s\ DFS\ -d\ 10 ./model.pnml ./CTLFireability.xml -x 6

FORMULA TCPcondis-PT-05-CTLFireability-5 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
------------------- QUERY 7 ----------------------
Solution found
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").

Parameters: -s DFS -d 10 ./model.pnml ./CTLFireability.xml -x 7

Parameters: -s DFS -q 0 -d 10 ./model.pnml ./CTLFireability.xml -x 7

Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=10,Stubborn_Reduction=ENABLED,Query_Simplication=DISABLED,Siphon_Trap=DISABLED,LPSolve_Timeout=10


Query is satisfied.

STATS:
Time (seconds): 0.3054
Configurations: 53152
Markings: 53148
Edges: 53033
Processed Edges: 106009
Processed N. Edges: 2
Explored Configs: 53030
Query: EX(!(AF!(!((tokens-count(SYN) ge integer-constant(1) & tokens-count(xSYNSENT) ge integer-constant(1))))) | EX(tokens-count(xFIN) ge integer-constant(1) & tokens-count(FINWAIT2) ge integer-constant(1)))


Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=10,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Siphon_Trap=DISABLED,LPSolve_Timeout=10

Query before reduction: EX (EG (not ((SYN >= 1) and (xSYNSENT >= 1))) or EX ((xFIN >= 1) and (FINWAIT2 >= 1)))
Query after reduction: EX (EG ((SYN < 1) or (xSYNSENT < 1)) or EX ((xFIN >= 1) and (FINWAIT2 >= 1)))
Query size reduced from 18 to 18 nodes (0.00 percent reduction).
Query reduction finished after 0.002506 seconds.


Query is satisfied.

STATS:
Time (seconds): 0.3288
Configurations: 53152
Markings: 53148
Edges: 53033
Processed Edges: 106009
Processed N. Edges: 2
Explored Configs: 53030
Query: EX(!(AF!((tokens-count(SYN) ls integer-constant(1) | tokens-count(xSYNSENT) ls integer-constant(1)))) | EX(tokens-count(xFIN) ge integer-constant(1) & tokens-count(FINWAIT2) ge integer-constant(1)))

parallel: This job succeeded:
/home/mcc/BenchKit/start.sh 14500000 /home/mcc/BenchKit/bin/verifypn-linux64 -s\ DFS\ -q\ 0\ -d\ 10 ./model.pnml ./CTLFireability.xml -x 7

FORMULA TCPcondis-PT-05-CTLFireability-6 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
------------------- QUERY 8 ----------------------
Solution found
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").

Parameters: -s DFS -d 10 ./model.pnml ./CTLFireability.xml -x 8

Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=10,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Siphon_Trap=DISABLED,LPSolve_Timeout=10

Query before reduction: EG (xCLOSED >= 1)
Query after reduction: EG (xCLOSED >= 1)
Query size reduced from 4 to 4 nodes (0.00 percent reduction).
Query reduction finished after 0.000429 seconds.


Query is satisfied.

STATS:
Time (seconds): 0.001308
Configurations: 258
Markings: 257
Edges: 119
Processed Edges: 186
Processed N. Edges: 2
Explored Configs: 119
Query: !(AF!(tokens-count(xCLOSED) ge integer-constant(1)))

parallel: This job succeeded:
/home/mcc/BenchKit/start.sh 7250000 /home/mcc/BenchKit/bin/verifypn-linux64 -s\ DFS\ -d\ 10 ./model.pnml ./CTLFireability.xml -x 8

FORMULA TCPcondis-PT-05-CTLFireability-7 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
------------------- QUERY 9 ----------------------
Solution found
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").

Parameters: -s DFS -d 10 ./model.pnml ./CTLFireability.xml -x 9

Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=10,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Siphon_Trap=DISABLED,LPSolve_Timeout=10

Query before reduction: AX AG AF ((FIN >= 1) and (xESTAB >= 1))
Query after reduction: AX AG AF ((FIN >= 1) and (xESTAB >= 1))
Query size reduced from 10 to 10 nodes (0.00 percent reduction).
Query reduction finished after 0.001210 seconds.


Query is NOT satisfied.

STATS:
Time (seconds): 0.000723
Configurations: 189
Markings: 180
Edges: 59
Processed Edges: 54
Processed N. Edges: 4
Explored Configs: 54
Query: AX!(EF!(AF(tokens-count(FIN) ge integer-constant(1) & tokens-count(xESTAB) ge integer-constant(1))))


Parameters: -s DFS -q 0 -d 10 ./model.pnml ./CTLFireability.xml -x 9
parallel: This job succeeded:
/home/mcc/BenchKit/start.sh 7250000 /home/mcc/BenchKit/bin/verifypn-linux64 -s\ DFS\ -d\ 10 ./model.pnml ./CTLFireability.xml -x 9

FORMULA TCPcondis-PT-05-CTLFireability-8 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
------------------- QUERY 10 ----------------------
Solution found
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").

Parameters: -s DFS -d 10 ./model.pnml ./CTLFireability.xml -x 10

Parameters: -s DFS -q 0 -d 10 ./model.pnml ./CTLFireability.xml -x 10

Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=10,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Siphon_Trap=DISABLED,LPSolve_Timeout=10

Query before reduction: A ((not AX ((FIN >= 1) and (xFINWAIT2 >= 1))) U (LISTEN >= 1))
Query after reduction: A (EX ((FIN < 1) or (xFINWAIT2 < 1)) U (LISTEN >= 1))
Query size reduced from 12 to 12 nodes (0.00 percent reduction).
Query reduction finished after 0.000929 seconds.


Query is NOT satisfied.

STATS:
Time (seconds): 0.000846
Configurations: 219
Markings: 173
Edges: 96
Processed Edges: 192
Processed N. Edges: 0
Explored Configs: 97
Query: A(EX(tokens-count(FIN) ls integer-constant(1) | tokens-count(xFINWAIT2) ls integer-constant(1))) U (tokens-count(LISTEN) ge integer-constant(1))

parallel: This job succeeded:
/home/mcc/BenchKit/start.sh 7250000 /home/mcc/BenchKit/bin/verifypn-linux64 -s\ DFS\ -d\ 10 ./model.pnml ./CTLFireability.xml -x 10

FORMULA TCPcondis-PT-05-CTLFireability-9 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
------------------- QUERY 11 ----------------------
Solution found
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").

Parameters: -s DFS -d 10 ./model.pnml ./CTLFireability.xml -x 11

Parameters: -s DFS -q 0 -d 10 ./model.pnml ./CTLFireability.xml -x 11

Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=10,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Siphon_Trap=DISABLED,LPSolve_Timeout=10

Query before reduction: EG (xCLOSED >= 1)
Query after reduction: EG (xCLOSED >= 1)
Query size reduced from 4 to 4 nodes (0.00 percent reduction).
Query reduction finished after 0.000458 seconds.


Query is satisfied.

STATS:
Time (seconds): 0.00109
Configurations: 258
Markings: 257
Edges: 119
Processed Edges: 186
Processed N. Edges: 2
Explored Configs: 119
Query: !(AF!(tokens-count(xCLOSED) ge integer-constant(1)))

parallel: This job succeeded:
/home/mcc/BenchKit/start.sh 7250000 /home/mcc/BenchKit/bin/verifypn-linux64 -s\ DFS\ -d\ 10 ./model.pnml ./CTLFireability.xml -x 11

FORMULA TCPcondis-PT-05-CTLFireability-10 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
------------------- QUERY 12 ----------------------
Solution found
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").

Parameters: -s DFS -d 10 ./model.pnml ./CTLFireability.xml -x 12

Parameters: -s DFS -q 0 -d 10 ./model.pnml ./CTLFireability.xml -x 12

Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=10,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Siphon_Trap=DISABLED,LPSolve_Timeout=10

Query before reduction: (EG ((not (((SYN >= 1) and (xSYNSENT >= 1)) or (xTIMEWAIT >= 1))) and (CLOSED >= 1)) and ((not A ((xTIMEWAIT >= 1) U ((SYN >= 1) and (xSYNSENT >= 1)))) and E ((((SYNRCVD >= 1) and (xSYNACK >= 1)) or ((FINACK >= 1) and (xLASTACK >= 1))) U (not ((SYN >= 1) and ((xSYNSENT >= 1) and (SYNACK >= 1)))))))
Query after reduction: (EG ((((SYN < 1) or (xSYNSENT < 1)) and (xTIMEWAIT < 1)) and (CLOSED >= 1)) and ((not A ((xTIMEWAIT >= 1) U ((SYN >= 1) and (xSYNSENT >= 1)))) and E ((((SYNRCVD >= 1) and (xSYNACK >= 1)) or ((FINACK >= 1) and (xLASTACK >= 1))) U ((SYN < 1) or ((xSYNSENT < 1) or (SYNACK < 1))))))
Query size reduced from 56 to 56 nodes (0.00 percent reduction).
Query reduction finished after 0.005148 seconds.


Query is satisfied.

STATS:
Time (seconds): 0.04374
Configurations: 9170
Markings: 9164
Edges: 9018
Processed Edges: 17981
Processed N. Edges: 4
Explored Configs: 9019
Query: (!(AF!((((tokens-count(SYN) ls integer-constant(1) | tokens-count(xSYNSENT) ls integer-constant(1)) & tokens-count(xTIMEWAIT) ls integer-constant(1)) & tokens-count(CLOSED) ge integer-constant(1)))) & (!(A(tokens-count(xTIMEWAIT) ge integer-constant(1)) U ((tokens-count(SYN) ge integer-constant(1) & tokens-count(xSYNSENT) ge integer-constant(1)))) & E(((tokens-count(SYNRCVD) ge integer-constant(1) & tokens-count(xSYNACK) ge integer-constant(1)) | (tokens-count(FINACK) ge integer-constant(1) & tokens-count(xLASTACK) ge integer-constant(1)))) U ((tokens-count(SYN) ls integer-constant(1) | (tokens-count(xSYNSENT) ls integer-constant(1) | tokens-count(SYNACK) ls integer-constant(1))))))

parallel: This job succeeded:
/home/mcc/BenchKit/start.sh 7250000 /home/mcc/BenchKit/bin/verifypn-linux64 -s\ DFS\ -d\ 10 ./model.pnml ./CTLFireability.xml -x 12

FORMULA TCPcondis-PT-05-CTLFireability-11 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
------------------- QUERY 13 ----------------------
Solution found
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").

Parameters: -s DFS -d 10 ./model.pnml ./CTLFireability.xml -x 13

Parameters: -s DFS -q 0 -d 10 ./model.pnml ./CTLFireability.xml -x 13

Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=10,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Siphon_Trap=DISABLED,LPSolve_Timeout=10

Query before reduction: E ((((not (CLOSED >= 1)) or ((xSYN >= 1) and ((SYNSENT >= 1) and (xSYNACK >= 1)))) and (((CLOSED >= 1) or ((FIN >= 1) and (xFINWAIT1 >= 1))) or (((SYN >= 1) and (xLISTEN >= 1)) or (xTIMEWAIT >= 1)))) U AF ((SYN >= 1) and (xLISTEN >= 1)))
Query after reduction: E ((((CLOSED < 1) or ((xSYN >= 1) and ((SYNSENT >= 1) and (xSYNACK >= 1)))) and (((CLOSED >= 1) or ((FIN >= 1) and (xFINWAIT1 >= 1))) or (((SYN >= 1) and (xLISTEN >= 1)) or (xTIMEWAIT >= 1)))) U AF ((SYN >= 1) and (xLISTEN >= 1)))
Query size reduced from 48 to 48 nodes (0.00 percent reduction).
Query reduction finished after 0.005231 seconds.


Query is NOT satisfied.

STATS:
Time (seconds): 0.000688
Configurations: 181
Markings: 180
Edges: 52
Processed Edges: 52
Processed N. Edges: 0
Explored Configs: 52
Query: E(((tokens-count(CLOSED) ls integer-constant(1) | (tokens-count(xSYN) ge integer-constant(1) & (tokens-count(SYNSENT) ge integer-constant(1) & tokens-count(xSYNACK) ge integer-constant(1)))) & ((tokens-count(CLOSED) ge integer-constant(1) | (tokens-count(FIN) ge integer-constant(1) & tokens-count(xFINWAIT1) ge integer-constant(1))) | ((tokens-count(SYN) ge integer-constant(1) & tokens-count(xLISTEN) ge integer-constant(1)) | tokens-count(xTIMEWAIT) ge integer-constant(1))))) U (AF(tokens-count(SYN) ge integer-constant(1) & tokens-count(xLISTEN) ge integer-constant(1)))

parallel: This job succeeded:
/home/mcc/BenchKit/start.sh 7250000 /home/mcc/BenchKit/bin/verifypn-linux64 -s\ DFS\ -d\ 10 ./model.pnml ./CTLFireability.xml -x 13

FORMULA TCPcondis-PT-05-CTLFireability-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
------------------- QUERY 14 ----------------------
Solution found
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").

Parameters: -s DFS -d 10 ./model.pnml ./CTLFireability.xml -x 14

Parameters: -s DFS -q 0 -d 10 ./model.pnml ./CTLFireability.xml -x 14

Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=10,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Siphon_Trap=DISABLED,LPSolve_Timeout=10

Query before reduction: AF A ((((xSYN >= 1) and (LISTEN >= 1)) and ((xSYNRCVD >= 1) and (SYNACK >= 1))) U (((FINACK >= 1) and (xCLOSING >= 1)) or ((xFIN >= 1) and (FINWAIT2 >= 1))))
Query after reduction: AF A ((((xSYN >= 1) and (LISTEN >= 1)) and ((xSYNRCVD >= 1) and (SYNACK >= 1))) U (((FINACK >= 1) and (xCLOSING >= 1)) or ((xFIN >= 1) and (FINWAIT2 >= 1))))
Query size reduced from 32 to 32 nodes (0.00 percent reduction).
Query reduction finished after 0.004616 seconds.


Query is NOT satisfied.

STATS:
Time (seconds): 0.000862
Configurations: 231
Markings: 180
Edges: 102
Processed Edges: 153
Processed N. Edges: 0
Explored Configs: 102
Query: AFA(((tokens-count(xSYN) ge integer-constant(1) & tokens-count(LISTEN) ge integer-constant(1)) & (tokens-count(xSYNRCVD) ge integer-constant(1) & tokens-count(SYNACK) ge integer-constant(1)))) U (((tokens-count(FINACK) ge integer-constant(1) & tokens-count(xCLOSING) ge integer-constant(1)) | (tokens-count(xFIN) ge integer-constant(1) & tokens-count(FINWAIT2) ge integer-constant(1))))

parallel: This job succeeded:
/home/mcc/BenchKit/start.sh 7250000 /home/mcc/BenchKit/bin/verifypn-linux64 -s\ DFS\ -d\ 10 ./model.pnml ./CTLFireability.xml -x 14

FORMULA TCPcondis-PT-05-CTLFireability-13 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
------------------- QUERY 15 ----------------------
Solution found
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").

Parameters: -s DFS -d 10 ./model.pnml ./CTLFireability.xml -x 15

Parameters: -s DFS -q 0 -d 10 ./model.pnml ./CTLFireability.xml -x 15

Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=10,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=30,Siphon_Trap=DISABLED,LPSolve_Timeout=10

Query before reduction: (not AF ((not (not ((SYNRCVD >= 1) and (xSYNACK >= 1)))) or ((xFIN >= 1) and (ESTAB >= 1))))
Query after reduction: EG (((SYNRCVD < 1) or (xSYNACK < 1)) and ((xFIN < 1) or (ESTAB < 1)))
Query size reduced from 16 to 16 nodes (0.00 percent reduction).
Query reduction finished after 0.001429 seconds.


Query is satisfied.

STATS:
Time (seconds): 0.005
Configurations: 661
Markings: 660
Edges: 461
Processed Edges: 843
Processed N. Edges: 2
Explored Configs: 461
Query: !(AF!(((tokens-count(SYNRCVD) ls integer-constant(1) | tokens-count(xSYNACK) ls integer-constant(1)) & (tokens-count(xFIN) ls integer-constant(1) | tokens-count(ESTAB) ls integer-constant(1)))))

parallel: This job succeeded:
/home/mcc/BenchKit/start.sh 7250000 /home/mcc/BenchKit/bin/verifypn-linux64 -s\ DFS\ -d\ 10 ./model.pnml ./CTLFireability.xml -x 15

FORMULA TCPcondis-PT-05-CTLFireability-14 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
------------------- QUERY 16 ----------------------
Solution found
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").

Parameters: -s DFS -d 10 ./model.pnml ./CTLFireability.xml -x 16

Parameters: -s DFS -q 0 -d 10 ./model.pnml ./CTLFireability.xml -x 16

Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=10,Stubborn_Reduction=ENABLED,Query_Simplication=DISABLED,Siphon_Trap=DISABLED,LPSolve_Timeout=10


Query is NOT satisfied.

STATS:
Time (seconds): 0.07047
Configurations: 11100
Markings: 10969
Edges: 11022
Processed Edges: 21851
Processed N. Edges: 142
Explored Configs: 10971
Query: AF!(AF(tokens-count(CLOSED) ge integer-constant(1) | (tokens-count(SYN) ge integer-constant(1) & tokens-count(xLISTEN) ge integer-constant(1))))

parallel: This job succeeded:
/home/mcc/BenchKit/start.sh 14500000 /home/mcc/BenchKit/bin/verifypn-linux64 -s\ DFS\ -q\ 0\ -d\ 10 ./model.pnml ./CTLFireability.xml -x 16

FORMULA TCPcondis-PT-05-CTLFireability-15 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
All queries are solved

BK_STOP 1494970782738

--------------------
content from stderr:

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="TCPcondis-PT-05"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="tapaal"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

tar xzf /home/mcc/BenchKit/INPUTS/TCPcondis-PT-05.tgz
mv TCPcondis-PT-05 execution

# this is for BenchKit: explicit launching of the test

cd execution
echo "====================================================================="
echo " Generated by BenchKit 2-3253"
echo " Executing tool tapaal"
echo " Input is TCPcondis-PT-05, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r079-ebro-149441009500202"
echo "====================================================================="
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "CTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;