fond
Model Checking Contest 2018
8th edition, Bratislava, Slovakia, June 26, 2018
Execution of r166-smll-152705516900137
Last Updated
June 26, 2018

About the Execution of M4M.full for Solitaire-PT-EngCT7x7

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
3615.230 370477.00 330978.00 1833.30 FFTFT?FFFTFFFFT? 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)
.................
/home/mcc/execution
total 252K
-rw-r--r-- 1 mcc users 3.8K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 22K May 15 18:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K May 15 18:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 15 18:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 15 18:50 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 15 18:50 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.5K May 15 18:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 12K May 15 18:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 15 18:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 9.0K May 15 18:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K May 15 18:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K May 15 18:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 112 May 15 18:54 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 350 May 15 18:54 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 2.9K May 15 18:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 17K May 15 18:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 15 18:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 15 18:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 15 18:50 equiv_col
-rw-r--r-- 1 mcc users 9 May 15 18:50 instance
-rw-r--r-- 1 mcc users 6 May 15 18:50 iscolored
-rw-r--r-- 1 mcc users 77K May 15 18:50 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool mcc4mcc-full
Input is Solitaire-PT-EngCT7x7, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r166-smll-152705516900137
=====================================================================


--------------------
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 Solitaire-PT-EngCT7x7-CTLFireability-00
FORMULA_NAME Solitaire-PT-EngCT7x7-CTLFireability-01
FORMULA_NAME Solitaire-PT-EngCT7x7-CTLFireability-02
FORMULA_NAME Solitaire-PT-EngCT7x7-CTLFireability-03
FORMULA_NAME Solitaire-PT-EngCT7x7-CTLFireability-04
FORMULA_NAME Solitaire-PT-EngCT7x7-CTLFireability-05
FORMULA_NAME Solitaire-PT-EngCT7x7-CTLFireability-06
FORMULA_NAME Solitaire-PT-EngCT7x7-CTLFireability-07
FORMULA_NAME Solitaire-PT-EngCT7x7-CTLFireability-08
FORMULA_NAME Solitaire-PT-EngCT7x7-CTLFireability-09
FORMULA_NAME Solitaire-PT-EngCT7x7-CTLFireability-10
FORMULA_NAME Solitaire-PT-EngCT7x7-CTLFireability-11
FORMULA_NAME Solitaire-PT-EngCT7x7-CTLFireability-12
FORMULA_NAME Solitaire-PT-EngCT7x7-CTLFireability-13
FORMULA_NAME Solitaire-PT-EngCT7x7-CTLFireability-14
FORMULA_NAME Solitaire-PT-EngCT7x7-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1527079077474


BK_STOP 1527079447951

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

Prefix is 65b80f64.
Reading known information in /usr/share/mcc4mcc/65b80f64-known.json.
Reading learned information in /usr/share/mcc4mcc/65b80f64-learned.json.
Reading value translations in /usr/share/mcc4mcc/65b80f64-values.json.
Using directory /home/mcc/execution for input, as it contains a model.pnml file.
Using Solitaire-PT-EngCT7x7 as instance name.
Using Solitaire as model name.
Using algorithm or tool voting-classifier.
Model characteristics are: {'Examination': 'CTLFireability', 'Place/Transition': True, 'Colored': False, 'Relative-Time': 1, 'Relative-Memory': 1, 'Ordinary': True, 'Simple Free Choice': False, 'Extended Free Choice': False, 'State Machine': False, 'Marked Graph': False, 'Connected': True, 'Strongly Connected': None, 'Source Place': None, 'Sink Place': False, 'Source Transition': False, 'Sink Transition': False, 'Loop Free': True, 'Conservative': None, 'Sub-Conservative': True, 'Nested Units': False, 'Safe': None, 'Deadlock': True, 'Reversible': False, 'Quasi Live': True, 'Live': False}.
/usr/local/lib/python3.6/dist-packages/sklearn/preprocessing/label.py:151: DeprecationWarning: The truth value of an empty array is ambiguous. Returning False, but in future this will result in an error. Use `array.size > 0` to check that an array is not empty.
if diff:
Known tools are: [{'Time': 3539408, 'Memory': 6202.64, 'Tool': 'lola'}, {'Time': 3540199, 'Memory': 6317.47, 'Tool': 'lola'}].
Learned tools are: [{'Tool': 'lola'}].
Learned tool lola is 1.0x far from the best tool lola.
CTLFireability lola Solitaire-PT-EngCT7x7...
----- Start make prepare stderr -----

Time: 3600 - MCC
----- Start make prepare stdout -----
===========================================================================================
Solitaire-PT-EngCT7x7: translating PT Petri net model.pnml into LoLA format
===========================================================================================
translating PT Petri net complete


checking for too many tokens
===========================================================================================
Solitaire-PT-EngCT7x7: translating PT formula CTLFireability into LoLA format
===========================================================================================
translating formula complete
touch formulae;
----- Start make result stderr -----
----- Start make result stdout -----
CTLFireability @ Solitaire-PT-EngCT7x7 @ 3539 seconds
----- Start make result stderr -----
----- Start make result stdout -----
lola: LoLA will run for 3539 seconds at most (--timelimit)
lola: NET
lola: reading net from model.pnml.lola
lola: finished parsing
lola: closed net file model.pnml.lola
lola: 143/65536 symbol table entries, 0 collisions
lola: preprocessing...
lola: finding significant places
lola: 67 places, 76 transitions, 33 significant places
lola: computing forward-conflicting sets
lola: computing back-conflicting sets
lola: 77 transition conflict sets
lola: TASK
lola: reading formula from Solitaire-PT-EngCT7x7-CTLFireability.task
lola: A (F ((((FIREABLE(up42) AND FIREABLE(left46) AND FIREABLE(up44) AND FIREABLE(left55)) AND E (F (FIREABLE(right43)))) OR ((FIREABLE(right64) OR FIREABLE(right44) OR (FIREABLE(right24) AND FIREABLE(up42))) AND FIREABLE(left64))))) : NOT(NOT(A (F (FIREABLE(up43))))) : (NOT(((A (F (FIREABLE(up35))) OR FIREABLE(right35)) OR (FIREABLE(right46) AND A (G (FIREABLE(up44)))))) OR A ((A (G (FIREABLE(left24))) U (NOT FIREABLE(left43) AND (FIREABLE(down41) OR FIREABLE(down43)))))) : A (G ((A (F (FIREABLE(left42))) OR FIREABLE(left54)))) : E (F (A (X (E (G (FIREABLE(up43))))))) : E (F (E (G (A (G (FIREABLE(right55))))))) : A (G (E (F (((FIREABLE(down47) AND FIREABLE(right42)) OR (FIREABLE(right14) AND FIREABLE(right32))))))) : A (F (E (G ((FIREABLE(up64) OR FIREABLE(down35) OR (FIREABLE(left54) AND FIREABLE(left46))))))) : A (G (((A (F (FIREABLE(up24))) AND NOT FIREABLE(left74)) OR (((FIREABLE(up42) AND FIREABLE(right35)) OR NOT FIREABLE(down65)) OR A (G (FIREABLE(down35))))))) : E (G (NOT FIREABLE(up65))) : (E (X (A (F (FIREABLE(right54))))) OR ((A (G (NOT FIREABLE(left45))) AND ((FIREABLE(left52) OR (FIREABLE(down43) AND FIREABLE(right42))) AND FIREABLE(right74))) OR A (G ((NOT FIREABLE(up54) OR NOT FIREABLE(down42)))))) : A (F (NOT(E (F (NOT FIREABLE(up41)))))) : (A (F (FIREABLE(left46))) OR A (G (((FIREABLE(up63) AND FIREABLE(left46) AND FIREABLE(right56)) AND A (X (FIREABLE(up53))))))) : A (G ((E (X (NOT FIREABLE(right55))) AND ((FIREABLE(down25) OR FIREABLE(left56) OR NOT FIREABLE(right74)) OR E (F (FIREABLE(up55))))))) : E (G ((((NOT FIREABLE(right33) AND NOT FIREABLE(left53)) OR (NOT FIREABLE(left14) AND NOT FIREABLE(down42))) AND NOT FIREABLE(right44)))) : NOT(NOT((FIREABLE(up55) OR (A (F (FIREABLE(right44))) OR FIREABLE(left46)))))
lola: computing a collection of formulas
lola: RUNNING
lola: subprocess 0 will run for 221 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (F ((((FIREABLE(up42) AND FIREABLE(left46) AND FIREABLE(up44) AND FIREABLE(left55)) AND E (F (FIREABLE(right43)))) OR ((FIREABLE(right64) OR FIREABLE(right44) OR (FIREABLE(right24) AND FIREABLE(up42))) AND FIREABLE(left64)))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: A(TRUE U (((FIREABLE(up42) AND FIREABLE(left46) AND FIREABLE(up44) AND FIREABLE(left55)) AND E(TRUE U FIREABLE(right43))) OR ((FIREABLE(right64) OR FIREABLE(right44) OR (FIREABLE(right24) AND FIREABLE(up42))) AND FIREABLE(left64))))
lola: processed formula length: 234
lola: 2 rewrites
lola: formula mentions 0 of 67 places; total mentions: 0
lola: closed formula file Solitaire-PT-EngCT7x7-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 132 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Using CTL preserving stubborn sets
lola: RUNNING
lola: CTL formula contains 2 significant temporal operators and needs 9 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: SUBRESULT
lola: result: no
lola: produced by: CTL model checker
lola: The net does not satisfy the given formula.
lola: 23 markings, 22 edges
lola: ========================================
lola: subprocess 1 will run for 235 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: NOT(NOT(A (F (FIREABLE(up43)))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a B\xfcchi-Automaton
lola: processed formula: A (F (FIREABLE(up43)))
lola: processed formula: A (F (FIREABLE(up43)))
lola: processed formula length: 22
lola: 6 rewrites
lola: formula mentions 0 of 67 places; total mentions: 0
lola: closed formula file Solitaire-PT-EngCT7x7-CTLFireability.task
lola: the resulting B\xfcchi automaton has 1 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 136 bytes per marking, with 31 unused bits
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method (--stubborn)
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 25 markings, 25 edges
lola: ========================================
lola: subprocess 2 will run for 252 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: (NOT(((A (F (FIREABLE(up35))) OR FIREABLE(right35)) OR (FIREABLE(right46) AND A (G (FIREABLE(up44)))))) OR A ((A (G (FIREABLE(left24))) U (NOT FIREABLE(left43) AND (FIREABLE(down41) OR FIREABLE(down43))))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 2 will run for 252 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E (G (NOT FIREABLE(up35)))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: NOT(A(TRUE U FIREABLE(up35)))
lola: processed formula length: 29
lola: 14 rewrites
lola: formula mentions 0 of 67 places; total mentions: 0
lola: closed formula file Solitaire-PT-EngCT7x7-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 132 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Using CTL preserving stubborn sets
lola: RUNNING
lola: CTL formula contains 1 significant temporal operators and needs 5 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: SUBRESULT
lola: result: yes
lola: produced by: CTL model checker
lola: The net satisfies the given formula.
lola: 26 markings, 25 edges
lola: ========================================
lola: subprocess 3 will run for 272 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: NOT FIREABLE(right35)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: NOT FIREABLE(right35)
lola: processed formula length: 21
lola: 12 rewrites
lola: formula mentions 0 of 67 places; total mentions: 0
lola: closed formula file Solitaire-PT-EngCT7x7-CTLFireability.task
lola: processed formula with 0 atomic propositions
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: preprocessing
lola: The net satisfies the property already in its initial state.
lola: 0 markings, 0 edges
lola: ========================================
lola: subprocess 4 will run for 294 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: NOT FIREABLE(right46)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: NOT FIREABLE(right46)
lola: processed formula length: 21
lola: 12 rewrites
lola: formula mentions 0 of 67 places; total mentions: 0
lola: closed formula file Solitaire-PT-EngCT7x7-CTLFireability.task
lola: processed formula with 0 atomic propositions
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: preprocessing
lola: The net satisfies the property already in its initial state.
lola: 0 markings, 0 edges
lola: ========================================
lola: SUBRESULT
lola: result: yes
lola: The Boolean predicate is true.
lola: ========================================
lola: subprocess 3 will run for 272 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G ((A (F (FIREABLE(left42))) OR FIREABLE(left54))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: NOT(E(TRUE U (NOT(A(TRUE U FIREABLE(left42))) AND NOT FIREABLE(left54))))
lola: processed formula length: 73
lola: 4 rewrites
lola: formula mentions 0 of 67 places; total mentions: 0
lola: closed formula file Solitaire-PT-EngCT7x7-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 132 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Using CTL preserving stubborn sets
lola: RUNNING
lola: CTL formula contains 2 significant temporal operators and needs 9 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: SUBRESULT
lola: result: no
lola: produced by: CTL model checker
lola: The net does not satisfy the given formula.
lola: 23 markings, 23 edges
lola: ========================================
lola: subprocess 4 will run for 294 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E (F (A (X (E (G (FIREABLE(up43)))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: E(TRUE U AX(NOT(A(TRUE U NOT FIREABLE(up43)))))
lola: processed formula length: 47
lola: 4 rewrites
lola: formula mentions 0 of 67 places; total mentions: 0
lola: closed formula file Solitaire-PT-EngCT7x7-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 132 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains EX or AX operators, stubborn sets not applicable
lola: RUNNING
lola: CTL formula contains 2 significant temporal operators and needs 9 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: SUBRESULT
lola: result: yes
lola: produced by: CTL model checker
lola: The net satisfies the given formula.
lola: 761291 markings, 1276428 edges
lola: ========================================
lola: subprocess 5 will run for 321 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E (F (E (G (A (G (FIREABLE(right55)))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: E(TRUE U NOT(A(TRUE U E(TRUE U NOT FIREABLE(right55)))))
lola: processed formula length: 56
lola: 5 rewrites
lola: formula mentions 0 of 67 places; total mentions: 0
lola: closed formula file Solitaire-PT-EngCT7x7-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 132 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Using CTL preserving stubborn sets
lola: RUNNING
lola: CTL formula contains 3 significant temporal operators and needs 13 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: 677812 markings, 4363159 edges, 3689329903141912576 markings/sec, 0 secs
lola: 1283254 markings, 8568292 edges, 121088 markings/sec, 5 secs
lola: 1823349 markings, 12528368 edges, 108019 markings/sec, 10 secs
lola: 2328376 markings, 16370944 edges, 101005 markings/sec, 15 secs
lola: 2834591 markings, 20199174 edges, 101243 markings/sec, 20 secs
lola: 3342796 markings, 24101596 edges, 101641 markings/sec, 25 secs
lola: 3829981 markings, 27950887 edges, 97437 markings/sec, 30 secs
lola: 4281644 markings, 31735679 edges, 90333 markings/sec, 35 secs
lola: 4726254 markings, 35502781 edges, 88922 markings/sec, 40 secs
lola: 5182054 markings, 39214764 edges, 91160 markings/sec, 45 secs
lola: 5615966 markings, 42940527 edges, 86782 markings/sec, 50 secs
lola: 6018913 markings, 46535831 edges, 80589 markings/sec, 55 secs
lola: 6467635 markings, 50163830 edges, 89744 markings/sec, 60 secs
lola: 6955335 markings, 53835831 edges, 97540 markings/sec, 65 secs
lola: 7410555 markings, 57426604 edges, 91044 markings/sec, 70 secs
lola: 7868246 markings, 61044044 edges, 91538 markings/sec, 75 secs
lola: 8283512 markings, 64430101 edges, 83053 markings/sec, 80 secs
lola: 8721288 markings, 67918920 edges, 87555 markings/sec, 85 secs
lola: 9162785 markings, 71549651 edges, 88299 markings/sec, 90 secs
lola: 9609994 markings, 75152101 edges, 89442 markings/sec, 95 secs
lola: 10067255 markings, 78918523 edges, 91452 markings/sec, 100 secs
lola: 10494651 markings, 82485968 edges, 85479 markings/sec, 105 secs
lola: 10877756 markings, 85994165 edges, 76621 markings/sec, 110 secs
lola: 11267277 markings, 89393088 edges, 77904 markings/sec, 115 secs
lola: 11652740 markings, 92751557 edges, 77093 markings/sec, 120 secs
lola: 12045569 markings, 96204111 edges, 78566 markings/sec, 125 secs
lola: 12458404 markings, 99705271 edges, 82567 markings/sec, 130 secs
lola: 12833995 markings, 103146342 edges, 75118 markings/sec, 135 secs
lola: 13190169 markings, 106466128 edges, 71235 markings/sec, 140 secs
lola: 13541558 markings, 109725611 edges, 70278 markings/sec, 145 secs
lola: 13863907 markings, 112843595 edges, 64470 markings/sec, 150 secs
lola: 14204536 markings, 116106442 edges, 68126 markings/sec, 155 secs
lola: 14515518 markings, 119172420 edges, 62196 markings/sec, 160 secs
lola: 14954087 markings, 122497499 edges, 87714 markings/sec, 165 secs
lola: 15369904 markings, 125747074 edges, 83163 markings/sec, 170 secs
lola: 15764096 markings, 128957096 edges, 78838 markings/sec, 175 secs
lola: 16193216 markings, 132302924 edges, 85824 markings/sec, 180 secs
lola: 16635368 markings, 135727579 edges, 88430 markings/sec, 185 secs
lola: 17041321 markings, 138974158 edges, 81191 markings/sec, 190 secs
lola: 17427750 markings, 142252301 edges, 77286 markings/sec, 195 secs
lola: 17833754 markings, 145643593 edges, 81201 markings/sec, 200 secs
lola: 18231603 markings, 148952950 edges, 79570 markings/sec, 205 secs
lola: 18605513 markings, 152190494 edges, 74782 markings/sec, 210 secs
lola: 18979462 markings, 155390372 edges, 74790 markings/sec, 215 secs
lola: 19335958 markings, 158454910 edges, 71299 markings/sec, 220 secs
lola: 19698300 markings, 161519691 edges, 72468 markings/sec, 225 secs
lola: 20074634 markings, 164672729 edges, 75267 markings/sec, 230 secs
lola: 20438128 markings, 167820053 edges, 72699 markings/sec, 235 secs
lola: 20783731 markings, 170808756 edges, 69121 markings/sec, 240 secs
lola: 21114808 markings, 173857272 edges, 66215 markings/sec, 245 secs
lola: 21431333 markings, 176893295 edges, 63305 markings/sec, 250 secs
lola: 21746784 markings, 179798068 edges, 63090 markings/sec, 255 secs
lola: 22083244 markings, 182840720 edges, 67292 markings/sec, 260 secs
lola: 22436698 markings, 185828041 edges, 70691 markings/sec, 265 secs
lola: 22760302 markings, 188744073 edges, 64721 markings/sec, 270 secs
lola: 23070113 markings, 191700318 edges, 61962 markings/sec, 275 secs
lola: 23396727 markings, 194603383 edges, 65323 markings/sec, 280 secs
lola: 23711271 markings, 197470688 edges, 62909 markings/sec, 285 secs
lola: 24058860 markings, 200522930 edges, 69518 markings/sec, 290 secs
lola: 24414288 markings, 203599811 edges, 71086 markings/sec, 295 secs
lola: 24810578 markings, 206820310 edges, 79258 markings/sec, 300 secs
lola: 25173164 markings, 209913005 edges, 72517 markings/sec, 305 secs
lola: 25514278 markings, 212925933 edges, 68223 markings/sec, 310 secs
lola: 25885253 markings, 216132946 edges, 74195 markings/sec, 315 secs
lola: local time limit reached - aborting
lola: Child process aborted or communication problem between parent and child process
lola: subprocess 6 will run for 321 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G (E (F (((FIREABLE(down47) AND FIREABLE(right42)) OR (FIREABLE(right14) AND FIREABLE(right32)))))))
lola: ========================================
lola: SUBTASK
lola: checking liveness
lola: liveness not yet implemented, converting to CTL...
lola: processed formula: NOT(E(TRUE U NOT(E(TRUE U ((FIREABLE(down47) AND FIREABLE(right42)) OR (FIREABLE(right14) AND FIREABLE(right32)))))))
lola: processed formula length: 118
lola: 2 rewrites
lola: formula mentions 0 of 67 places; total mentions: 0
lola: closed formula file Solitaire-PT-EngCT7x7-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 132 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Using CTL preserving stubborn sets
lola: RUNNING
lola: CTL formula contains 2 significant temporal operators and needs 9 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: SUBRESULT
lola: result: no
lola: produced by: CTL model checker
lola: The net does not satisfy the given formula.
lola: 61023 markings, 213638 edges
lola: ========================================
lola: subprocess 7 will run for 357 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (F (E (G ((FIREABLE(up64) OR FIREABLE(down35) OR (FIREABLE(left54) AND FIREABLE(left46)))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: A(TRUE U NOT(A(TRUE U (NOT FIREABLE(up64) AND NOT FIREABLE(down35) AND (NOT FIREABLE(left54) OR NOT FIREABLE(left46))))))
lola: processed formula length: 122
lola: 3 rewrites
lola: formula mentions 0 of 67 places; total mentions: 0
lola: closed formula file Solitaire-PT-EngCT7x7-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 132 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Using CTL preserving stubborn sets
lola: RUNNING
lola: CTL formula contains 2 significant temporal operators and needs 9 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: SUBRESULT
lola: result: no
lola: produced by: CTL model checker
lola: The net does not satisfy the given formula.
lola: 23 markings, 45 edges
lola: ========================================
lola: subprocess 8 will run for 401 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G (((A (F (FIREABLE(up24))) AND NOT FIREABLE(left74)) OR (((FIREABLE(up42) AND FIREABLE(right35)) OR NOT FIREABLE(down65)) OR A (G (FIREABLE(down35)))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: NOT(E(TRUE U ((NOT(A(TRUE U FIREABLE(up24))) OR FIREABLE(left74)) AND (((NOT FIREABLE(up42) OR NOT FIREABLE(right35)) AND FIREABLE(down65)) AND E(TRUE U NOT FIREABLE(down35))))))
lola: processed formula length: 179
lola: 10 rewrites
lola: formula mentions 0 of 67 places; total mentions: 0
lola: closed formula file Solitaire-PT-EngCT7x7-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 132 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Using CTL preserving stubborn sets
lola: RUNNING
lola: CTL formula contains 3 significant temporal operators and needs 13 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: SUBRESULT
lola: result: no
lola: produced by: CTL model checker
lola: The net does not satisfy the given formula.
lola: 37 markings, 69 edges
lola: ========================================
lola: subprocess 9 will run for 459 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E (G (NOT FIREABLE(up65)))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: NOT(A(TRUE U FIREABLE(up65)))
lola: processed formula length: 29
lola: 2 rewrites
lola: formula mentions 0 of 67 places; total mentions: 0
lola: closed formula file Solitaire-PT-EngCT7x7-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 132 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Using CTL preserving stubborn sets
lola: RUNNING
lola: CTL formula contains 1 significant temporal operators and needs 5 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: SUBRESULT
lola: result: yes
lola: produced by: CTL model checker
lola: The net satisfies the given formula.
lola: 23 markings, 22 edges
lola: ========================================
lola: subprocess 10 will run for 535 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: (E (X (A (F (FIREABLE(right54))))) OR ((A (G (NOT FIREABLE(left45))) AND ((FIREABLE(left52) OR (FIREABLE(down43) AND FIREABLE(right42))) AND FIREABLE(right74))) OR A (G ((NOT FIREABLE(up54) OR NOT FIREABLE(down42))))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 10 will run for 535 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E (X (A (F (FIREABLE(right54)))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: EX(A(TRUE U FIREABLE(right54)))
lola: processed formula length: 31
lola: 2 rewrites
lola: formula mentions 0 of 67 places; total mentions: 0
lola: closed formula file Solitaire-PT-EngCT7x7-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 132 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains EX or AX operators, stubborn sets not applicable
lola: RUNNING
lola: CTL formula contains 1 significant temporal operators and needs 5 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: SUBRESULT
lola: result: no
lola: produced by: CTL model checker
lola: The net does not satisfy the given formula.
lola: 201 markings, 212 edges
lola: ========================================
lola: subprocess 11 will run for 643 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G (NOT FIREABLE(left45)))
lola: ========================================
lola: SUBTASK
lola: checking invariance
lola: Planning: workflow for reachability check: search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 132 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space)
lola: state space: using reachability graph (--search=depth)
lola: state space: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: state space
lola: The predicate is not invariant.
lola: 3 markings, 2 edges
lola: ========================================
lola: subprocess 12 will run for 803 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G ((NOT FIREABLE(up54) OR NOT FIREABLE(down42))))
lola: ========================================
lola: SUBTASK
lola: checking invariance
lola: Planning: workflow for reachability check: search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 132 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space)
lola: state space: using reachability graph (--search=depth)
lola: state space: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: state space
lola: The predicate is not invariant.
lola: 7 markings, 6 edges
lola: ========================================
lola: SUBRESULT
lola: result: no
lola: The Boolean predicate is false.
lola: ========================================
lola: subprocess 11 will run for 643 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (F (NOT(E (F (NOT FIREABLE(up41))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a B\xfcchi-Automaton
lola: processed formula: A (F (A (G (FIREABLE(up41)))))
lola: processed formula: A (F (A (G (FIREABLE(up41)))))
lola: processed formula length: 30
lola: 3 rewrites
lola: formula mentions 0 of 67 places; total mentions: 0
lola: closed formula file Solitaire-PT-EngCT7x7-CTLFireability.task
lola: the resulting B\xfcchi automaton has 2 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 136 bytes per marking, with 30 unused bits
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method (--stubborn)
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 24 markings, 25 edges
lola: ========================================
lola: subprocess 12 will run for 803 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: (A (F (FIREABLE(left46))) OR A (G (((FIREABLE(up63) AND FIREABLE(left46) AND FIREABLE(right56)) AND A (X (FIREABLE(up53)))))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 12 will run for 803 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (F (FIREABLE(left46)))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a B\xfcchi-Automaton
lola: processed formula: A (F (FIREABLE(left46)))
lola: processed formula: A (F (FIREABLE(left46)))
lola: processed formula length: 24
lola: 1 rewrites
lola: formula mentions 0 of 67 places; total mentions: 0
lola: closed formula file Solitaire-PT-EngCT7x7-CTLFireability.task
lola: the resulting B\xfcchi automaton has 1 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 136 bytes per marking, with 31 unused bits
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method (--stubborn)
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 23 markings, 23 edges
lola: ========================================
lola: subprocess 13 will run for 1071 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G ((FIREABLE(up63) AND FIREABLE(left46) AND FIREABLE(right56))))
lola: ========================================
lola: SUBTASK
lola: checking invariance
lola: Planning: workflow for reachability check: search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 132 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space)
lola: state space: using reachability graph (--search=depth)
lola: state space: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: state space
lola: The predicate is not invariant.
lola: 0 markings, 0 edges
lola: ========================================
lola: SUBRESULT
lola: result: no
lola: The Boolean predicate is false.
lola: ========================================
lola: subprocess 13 will run for 1071 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G ((E (X (NOT FIREABLE(right55))) AND ((FIREABLE(down25) OR FIREABLE(left56) OR NOT FIREABLE(right74)) OR E (F (FIREABLE(up55)))))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 13 will run for 1071 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G (E (X (NOT FIREABLE(right55)))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: NOT(E(TRUE U NOT(EX(NOT FIREABLE(right55)))))
lola: processed formula length: 45
lola: 3 rewrites
lola: formula mentions 0 of 67 places; total mentions: 0
lola: closed formula file Solitaire-PT-EngCT7x7-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 132 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains EX or AX operators, stubborn sets not applicable
lola: RUNNING
lola: CTL formula contains 1 significant temporal operators and needs 5 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: SUBRESULT
lola: result: no
lola: produced by: CTL model checker
lola: The net does not satisfy the given formula.
lola: 23 markings, 22 edges
lola: ========================================
lola: SUBRESULT
lola: result: no
lola: The Boolean predicate is false.
lola: ========================================
lola: subprocess 14 will run for 1607 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E (G ((((NOT FIREABLE(right33) AND NOT FIREABLE(left53)) OR (NOT FIREABLE(left14) AND NOT FIREABLE(down42))) AND NOT FIREABLE(right44))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: NOT(A(TRUE U (((FIREABLE(right33) OR FIREABLE(left53)) AND (FIREABLE(left14) OR FIREABLE(down42))) OR FIREABLE(right44))))
lola: processed formula length: 125
lola: 2 rewrites
lola: formula mentions 0 of 67 places; total mentions: 0
lola: closed formula file Solitaire-PT-EngCT7x7-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 132 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Using CTL preserving stubborn sets
lola: RUNNING
lola: CTL formula contains 1 significant temporal operators and needs 5 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: SUBRESULT
lola: result: yes
lola: produced by: CTL model checker
lola: The net satisfies the given formula.
lola: 30 markings, 29 edges
lola: ========================================
lola: subprocess 15 will run for 3215 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: NOT(NOT((FIREABLE(up55) OR (A (F (FIREABLE(right44))) OR FIREABLE(left46)))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 15 will run for 3215 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: FIREABLE(up55)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: FIREABLE(up55)
lola: processed formula length: 14
lola: 14 rewrites
lola: formula mentions 0 of 67 places; total mentions: 0
lola: closed formula file Solitaire-PT-EngCT7x7-CTLFireability.task
lola: processed formula with 0 atomic propositions
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: preprocessing
lola: The net violates the given property already in its initial state.
lola: 0 markings, 0 edges
lola: ========================================
lola: Child process aborted or communication problem between parent and child process
lola: subprocess 17 will run for 1 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: FIREABLE(left46)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: FIREABLE(left46)
lola: processed formula length: 16
lola: 14 rewrites
lola: formula mentions 0 of 67 places; total mentions: 0
lola: closed formula file Solitaire-PT-EngCT7x7-CTLFireability.task
lola: processed formula with 0 atomic propositions
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: preprocessing
lola: The net violates the given property already in its initial state.
lola: 0 markings, 0 edges
lola: ========================================
lola: SUBRESULT
lola: result: unknown
lola: The Boolean predicate may be true or false.
lola: ========================================
lola: RESULT
lola:
SUMMARY: no no yes no yes unknown no no no yes no no no no yes unknown
FORMULA Solitaire-PT-EngCT7x7-CTLFireability-0 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Solitaire-PT-EngCT7x7-CTLFireability-1 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Solitaire-PT-EngCT7x7-CTLFireability-2 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Solitaire-PT-EngCT7x7-CTLFireability-3 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Solitaire-PT-EngCT7x7-CTLFireability-4 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Solitaire-PT-EngCT7x7-CTLFireability-5 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Solitaire-PT-EngCT7x7-CTLFireability-6 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Solitaire-PT-EngCT7x7-CTLFireability-7 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Solitaire-PT-EngCT7x7-CTLFireability-8 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Solitaire-PT-EngCT7x7-CTLFireability-9 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Solitaire-PT-EngCT7x7-CTLFireability-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Solitaire-PT-EngCT7x7-CTLFireability-11 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Solitaire-PT-EngCT7x7-CTLFireability-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Solitaire-PT-EngCT7x7-CTLFireability-13 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Solitaire-PT-EngCT7x7-CTLFireability-14 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Solitaire-PT-EngCT7x7-CTLFireability-15 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
----- Kill lola and sara stderr -----
----- Kill lola and sara stdout -----
----- Finished stderr -----
----- Finished stdout -----

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="Solitaire-PT-EngCT7x7"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="mcc4mcc-full"
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/Solitaire-PT-EngCT7x7.tgz
mv Solitaire-PT-EngCT7x7 execution
cd execution
pwd
ls -lh

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-3637"
echo " Executing tool mcc4mcc-full"
echo " Input is Solitaire-PT-EngCT7x7, 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 r166-smll-152705516900137"
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 ;