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 S_DES-PT-20a, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r099-ebro-149488456800265
=====================================================================

--------------------
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 DES-PT-20a-CTLFireability-0
FORMULA_NAME DES-PT-20a-CTLFireability-1
FORMULA_NAME DES-PT-20a-CTLFireability-10
FORMULA_NAME DES-PT-20a-CTLFireability-11
FORMULA_NAME DES-PT-20a-CTLFireability-12
FORMULA_NAME DES-PT-20a-CTLFireability-13
FORMULA_NAME DES-PT-20a-CTLFireability-14
FORMULA_NAME DES-PT-20a-CTLFireability-15
FORMULA_NAME DES-PT-20a-CTLFireability-2
FORMULA_NAME DES-PT-20a-CTLFireability-3
FORMULA_NAME DES-PT-20a-CTLFireability-4
FORMULA_NAME DES-PT-20a-CTLFireability-5
FORMULA_NAME DES-PT-20a-CTLFireability-6
FORMULA_NAME DES-PT-20a-CTLFireability-7
FORMULA_NAME DES-PT-20a-CTLFireability-8
FORMULA_NAME DES-PT-20a-CTLFireability-9

=== Now, execution of the tool begins

BK_START 1495211281684

---> 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 -q 0 -d 10 ./model.pnml ./CTLFireability.xml -x 1

Parameters: -s DFS -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): 0.000588
Configurations: 81
Markings: 79
Edges: 108
Processed Edges: 41
Processed N. Edges: 0
Explored Configs: 21
Query: EFEF!(!((tokens-count(p190) ge integer-constant(1) & tokens-count(p40) 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 DES-PT-20a-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): 0.000804
Configurations: 129
Markings: 129
Edges: 39
Processed Edges: 78
Processed N. Edges: 0
Explored Configs: 40
Query: AF(tokens-count(p85) ge integer-constant(1) & tokens-count(p78) 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 ((p85 >= 1) and (p78 >= 1))
Query after reduction: AF ((p85 >= 1) and (p78 >= 1))
Query size reduced from 8 to 8 nodes (0.00 percent reduction).
Query reduction finished after 0.005673 seconds.


Query is NOT satisfied.

STATS:
Time (seconds): 0.000775
Configurations: 129
Markings: 129
Edges: 39
Processed Edges: 78
Processed N. Edges: 0
Explored Configs: 40
Query: AF(tokens-count(p85) ge integer-constant(1) & tokens-count(p78) 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 2
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 2

FORMULA DES-PT-20a-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=DISABLED,Siphon_Trap=DISABLED,LPSolve_Timeout=10


Query is NOT satisfied.

STATS:
Time (seconds): 0.000875
Configurations: 169
Markings: 129
Edges: 79
Processed Edges: 158
Processed N. Edges: 0
Explored Configs: 80
Query: A(((tokens-count(p98) ge integer-constant(1) & tokens-count(p97) ge integer-constant(1)) | (!((tokens-count(p178) ge integer-constant(1) & tokens-count(p180) ge integer-constant(1))) | ((tokens-count(p191) ge integer-constant(1) & tokens-count(p176) ge integer-constant(1)) | (tokens-count(p190) ge integer-constant(1) & tokens-count(p26) ge integer-constant(1)))))) U (((((tokens-count(p162) ge integer-constant(1) & tokens-count(p146) ge integer-constant(1)) | (tokens-count(p116) ge integer-constant(1) & (tokens-count(p135) ge integer-constant(1) & (tokens-count(p131) ge integer-constant(1) & (tokens-count(p127) ge integer-constant(1) & (tokens-count(p123) ge integer-constant(1) & (tokens-count(p121) ge integer-constant(1) & (tokens-count(p125) ge integer-constant(1) & (tokens-count(p129) ge integer-constant(1) & tokens-count(p133) ge integer-constant(1)))))))))) & ((tokens-count(p190) ge integer-constant(1) & tokens-count(p27) ge integer-constant(1)) | tokens-count(p82) ge integer-constant(1))) & !(AF!((tokens-count(p4) ge integer-constant(1) & (tokens-count(p115) ge integer-constant(1) & tokens-count(p113) 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 3

FORMULA DES-PT-20a-CTLFireability-2 FALSE 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 ((p168 >= 1) and (p94 >= 1)))
Query after reduction: AG ((p168 < 1) or (p94 < 1))
Query size reduced from 8 to 8 nodes (0.00 percent reduction).
Query reduction finished after 0.004264 seconds.
Size of net before structural reductions: 195 places, 152 transitions
Size of net after structural reductions: 195 places, 138 transitions
Structural reduction finished after 0.002924 seconds

Net reduction is enabled.
Removed transitions: 14
Removed places: 0
Applications of rule A: 0
Applications of rule B: 0
Applications of rule C: 0
Applications of rule D: 14
Applications of rule E: 0


Query is NOT satisfied.

STATS:
discovered states: 36
explored states: 36
expanded states: 31
max tokens: 43

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 DES-PT-20a-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=DISABLED,Siphon_Trap=DISABLED,LPSolve_Timeout=10


Query is NOT satisfied.

STATS:
Time (seconds): 0.001904
Configurations: 249
Markings: 129
Edges: 119
Processed Edges: 238
Processed N. Edges: 0
Explored Configs: 120
Query: AF(AF((tokens-count(p85) ge integer-constant(1) & tokens-count(p74) ge integer-constant(1)) & (tokens-count(p6) ge integer-constant(1) & (tokens-count(p115) ge integer-constant(1) & tokens-count(p113) ge integer-constant(1)))) & EX((tokens-count(p177) ge integer-constant(1) & tokens-count(p172) ge integer-constant(1)) & (tokens-count(p119) ge integer-constant(1) & (tokens-count(p117) ge integer-constant(1) & tokens-count(p176) 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 5

FORMULA DES-PT-20a-CTLFireability-4 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
------------------- QUERY 6 ----------------------
No 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

Parameters: -s DFS -q 0 -d 10 ./model.pnml ./CTLFireability.xml -x 6


------------------- 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 NOT satisfied.

STATS:
Time (seconds): 0.001077
Configurations: 135
Markings: 129
Edges: 45
Processed Edges: 84
Processed N. Edges: 4
Explored Configs: 45
Query: !(EF!((AX((tokens-count(p110) ge integer-constant(1) & tokens-count(p60) ge integer-constant(1)) | (tokens-count(p85) ge integer-constant(1) & tokens-count(p65) ge integer-constant(1))) | AF((tokens-count(p162) ge integer-constant(1) & tokens-count(p146) ge integer-constant(1)) & (tokens-count(p190) ge integer-constant(1) & tokens-count(p34) 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 DES-PT-20a-CTLFireability-6 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
------------------- QUERY 8 ----------------------
No 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

Parameters: -s DFS -q 0 -d 10 ./model.pnml ./CTLFireability.xml -x 8


------------------- 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

Parameters: -s DFS -q 0 -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: (not AF AF (((p177 >= 1) and (p172 >= 1)) and ((p102 >= 1) and ((p107 >= 1) and (p109 >= 1)))))
Query after reduction: EG EG (((p177 < 1) or (p172 < 1)) or ((p102 < 1) or ((p107 < 1) or (p109 < 1))))
Query size reduced from 21 to 21 nodes (0.00 percent reduction).
Query reduction finished after 0.006897 seconds.


Query is satisfied.

STATS:
Time (seconds): 0.001743
Configurations: 339
Markings: 129
Edges: 199
Processed Edges: 236
Processed N. Edges: 201
Explored Configs: 161
Query: !(AF!(!(AF!(((tokens-count(p177) ls integer-constant(1) | tokens-count(p172) ls integer-constant(1)) | (tokens-count(p102) ls integer-constant(1) | (tokens-count(p107) ls integer-constant(1) | tokens-count(p109) 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 9

FORMULA DES-PT-20a-CTLFireability-8 TRUE 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=DISABLED,Siphon_Trap=DISABLED,LPSolve_Timeout=10


Query is satisfied.

STATS:
Time (seconds): 0.2876
Configurations: 15763
Markings: 15762
Edges: 79434
Processed Edges: 94614
Processed N. Edges: 0
Explored Configs: 15507
Query: EX(EF(tokens-count(p98) ge integer-constant(1) & tokens-count(p97) ge integer-constant(1)) | (((tokens-count(p190) ge integer-constant(1) & tokens-count(p27) ge integer-constant(1)) | (tokens-count(p190) ge integer-constant(1) & tokens-count(p34) ge integer-constant(1))) & (!((tokens-count(p190) ge integer-constant(1) & tokens-count(p34) ge integer-constant(1))) | (tokens-count(p92) ge integer-constant(1) & (tokens-count(p88) ge integer-constant(1) & (tokens-count(p83) ge integer-constant(1) & (tokens-count(p81) ge integer-constant(1) & (tokens-count(p87) ge integer-constant(1) & tokens-count(p90) 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 10

FORMULA DES-PT-20a-CTLFireability-9 TRUE 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=DISABLED,Siphon_Trap=DISABLED,LPSolve_Timeout=10


Query is NOT satisfied.

STATS:
Time (seconds): 0.2243
Configurations: 17384
Markings: 17129
Edges: 53343
Processed Edges: 70507
Processed N. Edges: 208
Explored Configs: 17294
Query: (EF(tokens-count(p8) ge integer-constant(1) & (tokens-count(p115) ge integer-constant(1) & tokens-count(p113) ge integer-constant(1))) & AF(!(EF!(tokens-count(p97) ge integer-constant(1))) | !(AF!((tokens-count(p85) ge integer-constant(1) & tokens-count(p64) 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: (EF ((p8 >= 1) and ((p115 >= 1) and (p113 >= 1))) and AF (AG (p97 >= 1) or EG ((p85 >= 1) and (p64 >= 1))))
Query after reduction: (EF ((p8 >= 1) and ((p115 >= 1) and (p113 >= 1))) and AF (AG (p97 >= 1) or EG ((p85 >= 1) and (p64 >= 1))))
Query size reduced from 27 to 27 nodes (0.00 percent reduction).
Query reduction finished after 0.050195 seconds.


Query is NOT satisfied.

STATS:
Time (seconds): 0.1855
Configurations: 17384
Markings: 17129
Edges: 53343
Processed Edges: 70507
Processed N. Edges: 208
Explored Configs: 17294
Query: (EF(tokens-count(p8) ge integer-constant(1) & (tokens-count(p115) ge integer-constant(1) & tokens-count(p113) ge integer-constant(1))) & AF(!(EF!(tokens-count(p97) ge integer-constant(1))) | !(AF!((tokens-count(p85) ge integer-constant(1) & tokens-count(p64) 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 11

FORMULA DES-PT-20a-CTLFireability-10 FALSE 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=DISABLED,Siphon_Trap=DISABLED,LPSolve_Timeout=10


Query is NOT satisfied.

STATS:
Time (seconds): 0.00138
Configurations: 130
Markings: 129
Edges: 40
Processed Edges: 80
Processed N. Edges: 0
Explored Configs: 41
Query: ((tokens-count(p152) ge integer-constant(1) & tokens-count(p136) ge integer-constant(1)) | AF(tokens-count(p85) ge integer-constant(1) & tokens-count(p78) 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: (((p152 >= 1) and (p136 >= 1)) or AF ((p85 >= 1) and (p78 >= 1)))
Query after reduction: (((p152 >= 1) and (p136 >= 1)) or AF ((p85 >= 1) and (p78 >= 1)))
Query size reduced from 16 to 16 nodes (0.00 percent reduction).
Query reduction finished after 0.010274 seconds.


Query is NOT satisfied.

STATS:
Time (seconds): 0.000726
Configurations: 130
Markings: 129
Edges: 40
Processed Edges: 80
Processed N. Edges: 0
Explored Configs: 41
Query: ((tokens-count(p152) ge integer-constant(1) & tokens-count(p136) ge integer-constant(1)) | AF(tokens-count(p85) ge integer-constant(1) & tokens-count(p78) 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 12

FORMULA DES-PT-20a-CTLFireability-11 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
------------------- QUERY 13 ----------------------
No 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


------------------- QUERY 14 ----------------------
No 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


------------------- 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=DISABLED,Siphon_Trap=DISABLED,LPSolve_Timeout=10


Query is satisfied.

STATS:
Time (seconds): 0.000902
Configurations: 132
Markings: 129
Edges: 42
Processed Edges: 82
Processed N. Edges: 2
Explored Configs: 43
Query: (!(AF!(!((tokens-count(p18) ge integer-constant(1) & (tokens-count(p115) ge integer-constant(1) & tokens-count(p113) ge integer-constant(1)))))) | (E(((tokens-count(p190) ge integer-constant(1) & tokens-count(p38) ge integer-constant(1)) | (tokens-count(p183) ge integer-constant(1) & tokens-count(p189) ge integer-constant(1)))) U (((tokens-count(p100) ge integer-constant(1) & tokens-count(p93) ge integer-constant(1)) & (tokens-count(p110) ge integer-constant(1) & tokens-count(p46) ge integer-constant(1)))) & (tokens-count(p110) ge integer-constant(1) & tokens-count(p43) 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 15

FORMULA DES-PT-20a-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
Size of net before structural reductions: 195 places, 152 transitions
Size of net after structural reductions: 195 places, 138 transitions
Structural reduction finished after 0.001988 seconds

Net reduction is enabled.
Removed transitions: 14
Removed places: 0
Applications of rule A: 0
Applications of rule B: 0
Applications of rule C: 0
Applications of rule D: 14
Applications of rule E: 0

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: EF ((p18 >= 1) and ((p115 >= 1) and (p113 >= 1)))
Query after reduction: EF ((p18 >= 1) and ((p115 >= 1) and (p113 >= 1)))
Query size reduced from 12 to 12 nodes (0.00 percent reduction).
Query reduction finished after 0.099693 seconds.
Size of net before structural reductions: 195 places, 152 transitions
Size of net after structural reductions: 195 places, 138 transitions
Structural reduction finished after 0.003007 seconds

Net reduction is enabled.
Removed transitions: 14
Removed places: 0
Applications of rule A: 0
Applications of rule B: 0
Applications of rule C: 0
Applications of rule D: 14
Applications of rule E: 0


Query is satisfied.

STATS:
discovered states: 16599
explored states: 12097
expanded states: 11860
max tokens: 51

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 DES-PT-20a-CTLFireability-15 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STRUCTURAL_REDUCTION STATE_COMPRESSION STUBBORN_SETS
---------------------------------------------------
Step 2: Sequential processing
---------------------------------------------------
Remaining queries are verified sequentially.
Each query is verified for a dynamic timeout (at least 480 seconds)
------------------- QUERY 6 ----------------------
Running query 6 for 838 seconds. Remaining: 4 queries and 3346 seconds

Parameters: -s DFS -d 100 -q 100 ./model.pnml ./CTLFireability.xml -x 6

Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=100,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=100,Siphon_Trap=DISABLED,LPSolve_Timeout=10

Query before reduction: (not (AF ((p86 >= 1) and (not ((p154 >= 1) and (p138 >= 1)))) and ((not EF ((p85 >= 1) and (p64 >= 1))) and (((not ((p95 >= 1) and (p82 >= 1))) or (not ((p85 >= 1) and (p67 >= 1)))) or AG ((p166 >= 1) and (p150 >= 1))))))
Query after reduction: (EG ((p86 < 1) or ((p154 >= 1) and (p138 >= 1))) or (EF ((p85 >= 1) and (p64 >= 1)) or ((((p95 >= 1) and (p82 >= 1)) and ((p85 >= 1) and (p67 >= 1))) and EF ((p166 < 1) or (p150 < 1)))))
Query size reduced from 46 to 46 nodes (0.00 percent reduction).
Query reduction finished after 0.066191 seconds.
No solution found
------------------- QUERY 8 ----------------------
Running query 8 for 945 seconds. Remaining: 3 queries and 2830 seconds

Parameters: -s DFS -d 100 -q 100 ./model.pnml ./CTLFireability.xml -x 8
No solution found
------------------- QUERY 13 ----------------------
Running query 13 for 1159 seconds. Remaining: 2 queries and 2315 seconds

Parameters: -s DFS -d 100 -q 100 ./model.pnml ./CTLFireability.xml -x 13

Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=100,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=100,Siphon_Trap=DISABLED,LPSolve_Timeout=10

Query before reduction: AF AG AF ((p19 >= 1) and ((p115 >= 1) and (p113 >= 1)))
Query after reduction: AF AG AF ((p19 >= 1) and ((p115 >= 1) and (p113 >= 1)))
Query size reduced from 14 to 14 nodes (0.00 percent reduction).
Query reduction finished after 0.112516 seconds.
No solution found
------------------- QUERY 14 ----------------------
Running query 14 for 1775 seconds. Remaining: 1 queries and 1773 seconds

Parameters: -s DFS -d 100 -q 100 ./model.pnml ./CTLFireability.xml -x 14

Search=DFS,Trace=DISABLED,State_Space_Exploration=DISABLED,Structural_Reduction=AGGRESSIVE,Struct_Red_Timout=100,Stubborn_Reduction=ENABLED,Query_Simplication=ENABLED,QSTimeout=100,Siphon_Trap=DISABLED,LPSolve_Timeout=10

Query before reduction: (((EF (not ((p183 >= 1) and (p189 >= 1))) and AG (not ((p110 >= 1) and (p50 >= 1)))) or A ((((p158 >= 1) and (p142 >= 1)) and ((p166 >= 1) and (p150 >= 1))) U ((p6 >= 1) and ((p115 >= 1) and (p113 >= 1))))) and (not (A (((p110 >= 1) and (p41 >= 1)) U ((p192 >= 1) and (p194 >= 1))) or ((p174 >= 1) and (p89 >= 1)))))
Query after reduction: (((EF ((p183 < 1) or (p189 < 1)) and AG ((p110 < 1) or (p50 < 1))) or A ((((p158 >= 1) and (p142 >= 1)) and ((p166 >= 1) and (p150 >= 1))) U ((p6 >= 1) and ((p115 >= 1) and (p113 >= 1))))) and ((not A (((p110 >= 1) and (p41 >= 1)) U ((p192 >= 1) and (p194 >= 1)))) and ((p174 < 1) or (p89 < 1))))
Query size reduced from 69 to 69 nodes (0.00 percent reduction).
Query reduction finished after 0.061893 seconds.
No solution found
---------------------------------------------------
Step 3: Multiquery processing
---------------------------------------------------
Remaining 4 queries are solved using multiquery
Time remaining: 1258 seconds of the initial 3600 seconds
Running multiquery on -x 6,8,13,14 for 1258 seconds

Parameters: -s DFS -d 100 -q 100 -p ./model.pnml ./CTLFireability.xml -x 6,8,13,14
End of script.

BK_STOP 1495214142656

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

terminate called after throwing an instance of 'std::bad_alloc'
what(): std::bad_alloc
Command terminated by signal 6
Command being timed: "timeout 838 /home/mcc/BenchKit/bin/verifypn-linux64 -s DFS -d 100 -q 100 ./model.pnml ./CTLFireability.xml -x 6"
User time (seconds): 504.22
System time (seconds): 12.20
Percent of CPU this job got: 99%
Elapsed (wall clock) time (h:mm:ss or m:ss): 8:36.46
Average shared text size (kbytes): 0
Average unshared data size (kbytes): 0
Average stack size (kbytes): 0
Average total size (kbytes): 0
Maximum resident set size (kbytes): 14499456
Average resident set size (kbytes): 0
Major (requiring I/O) page faults: 0
Minor (reclaiming a frame) page faults: 3624492
Voluntary context switches: 4
Involuntary context switches: 919
Swaps: 0
File system inputs: 384
File system outputs: 8
Socket messages sent: 0
Socket messages received: 0
Signals delivered: 0
Page size (bytes): 4096
Exit status: 0
Command terminated by signal 11
Command being timed: "timeout 945 /home/mcc/BenchKit/bin/verifypn-linux64 -s DFS -d 100 -q 100 ./model.pnml ./CTLFireability.xml -x 8"
User time (seconds): 505.12
System time (seconds): 9.82
Percent of CPU this job got: 99%
Elapsed (wall clock) time (h:mm:ss or m:ss): 8:34.99
Average shared text size (kbytes): 0
Average unshared data size (kbytes): 0
Average stack size (kbytes): 0
Average total size (kbytes): 0
Maximum resident set size (kbytes): 14499524
Average resident set size (kbytes): 0
Major (requiring I/O) page faults: 0
Minor (reclaiming a frame) page faults: 3624585
Voluntary context switches: 3
Involuntary context switches: 1157
Swaps: 0
File system inputs: 0
File system outputs: 0
Socket messages sent: 0
Socket messages received: 0
Signals delivered: 0
Page size (bytes): 4096
Exit status: 0
terminate called after throwing an instance of 'std::bad_alloc'
what(): std::bad_alloc
Command terminated by signal 6
Command being timed: "timeout 1159 /home/mcc/BenchKit/bin/verifypn-linux64 -s DFS -d 100 -q 100 ./model.pnml ./CTLFireability.xml -x 13"
User time (seconds): 531.34
System time (seconds): 10.10
Percent of CPU this job got: 99%
Elapsed (wall clock) time (h:mm:ss or m:ss): 9:01.67
Average shared text size (kbytes): 0
Average unshared data size (kbytes): 0
Average stack size (kbytes): 0
Average total size (kbytes): 0
Maximum resident set size (kbytes): 14499820
Average resident set size (kbytes): 0
Major (requiring I/O) page faults: 0
Minor (reclaiming a frame) page faults: 3624507
Voluntary context switches: 3
Involuntary context switches: 1402
Swaps: 0
File system inputs: 0
File system outputs: 8
Socket messages sent: 0
Socket messages received: 0
Signals delivered: 0
Page size (bytes): 4096
Exit status: 0
terminate called after throwing an instance of 'std::bad_alloc'
what(): std::bad_alloc
Command terminated by signal 6
Command being timed: "timeout 1775 /home/mcc/BenchKit/bin/verifypn-linux64 -s DFS -d 100 -q 100 ./model.pnml ./CTLFireability.xml -x 14"
User time (seconds): 506.60
System time (seconds): 10.33
Percent of CPU this job got: 99%
Elapsed (wall clock) time (h:mm:ss or m:ss): 8:37.02
Average shared text size (kbytes): 0
Average unshared data size (kbytes): 0
Average stack size (kbytes): 0
Average total size (kbytes): 0
Maximum resident set size (kbytes): 14499424
Average resident set size (kbytes): 0
Major (requiring I/O) page faults: 0
Minor (reclaiming a frame) page faults: 3624523
Voluntary context switches: 3
Involuntary context switches: 1245
Swaps: 0
File system inputs: 0
File system outputs: 8
Socket messages sent: 0
Socket messages received: 0
Signals delivered: 0
Page size (bytes): 4096
Exit status: 0
Command terminated by signal 11
Command being timed: "timeout 1258 /home/mcc/BenchKit/bin/verifypn-linux64 -s DFS -d 100 -q 100 -p ./model.pnml ./CTLFireability.xml -x 6,8,13,14"
User time (seconds): 507.34
System time (seconds): 9.59
Percent of CPU this job got: 99%
Elapsed (wall clock) time (h:mm:ss or m:ss): 8:36.99
Average shared text size (kbytes): 0
Average unshared data size (kbytes): 0
Average stack size (kbytes): 0
Average total size (kbytes): 0
Maximum resident set size (kbytes): 14499552
Average resident set size (kbytes): 0
Major (requiring I/O) page faults: 0
Minor (reclaiming a frame) page faults: 3624994
Voluntary context switches: 3
Involuntary context switches: 1256
Swaps: 0
File system inputs: 0
File system outputs: 0
Socket messages sent: 0
Socket messages received: 0
Signals delivered: 0
Page size (bytes): 4096
Exit status: 0

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="S_DES-PT-20a"
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/S_DES-PT-20a.tgz
mv S_DES-PT-20a 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 S_DES-PT-20a, 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 r099-ebro-149488456800265"
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 ;