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 2.1M
-rw-r--r-- 1 mcc users 3.5K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K May 15 18:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 15 18:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 14K 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 6.1K May 15 18:50 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.4K May 26 09:27 LTLCardinality.txt
-rw-r--r-- 1 mcc users 9.2K May 26 09:27 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 26 09:27 LTLFireability.txt
-rw-r--r-- 1 mcc users 9.9K May 26 09:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K May 15 18:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K 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 18K 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 11 May 15 18:50 instance
-rw-r--r-- 1 mcc users 6 May 15 18:50 iscolored
-rw-r--r-- 1 mcc users 2.0M May 15 18:50 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool lola
Input is RwMutex-PT-r1000w0010, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r208-smll-152732257900512
=====================================================================

--------------------
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 RwMutex-PT-r1000w0010-LTLFireability-00
FORMULA_NAME RwMutex-PT-r1000w0010-LTLFireability-01
FORMULA_NAME RwMutex-PT-r1000w0010-LTLFireability-02
FORMULA_NAME RwMutex-PT-r1000w0010-LTLFireability-03
FORMULA_NAME RwMutex-PT-r1000w0010-LTLFireability-04
FORMULA_NAME RwMutex-PT-r1000w0010-LTLFireability-05
FORMULA_NAME RwMutex-PT-r1000w0010-LTLFireability-06
FORMULA_NAME RwMutex-PT-r1000w0010-LTLFireability-07
FORMULA_NAME RwMutex-PT-r1000w0010-LTLFireability-08
FORMULA_NAME RwMutex-PT-r1000w0010-LTLFireability-09
FORMULA_NAME RwMutex-PT-r1000w0010-LTLFireability-10
FORMULA_NAME RwMutex-PT-r1000w0010-LTLFireability-11
FORMULA_NAME RwMutex-PT-r1000w0010-LTLFireability-12
FORMULA_NAME RwMutex-PT-r1000w0010-LTLFireability-13
FORMULA_NAME RwMutex-PT-r1000w0010-LTLFireability-14
FORMULA_NAME RwMutex-PT-r1000w0010-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1528118092621

info: Time: 3600 - MCC
===========================================================================================
prep: translating RwMutex-PT-r1000w0010 Petri net model.pnml into LoLA format
===========================================================================================
prep: translating PT Petri net complete
prep: added safe information to the net based on GenericPropertiesVerdict
prep: check for too many tokens
===========================================================================================
prep: translating RwMutex-PT-r1000w0010 formula LTLFireability into LoLA format
===========================================================================================
prep: translating PT formula complete
vrfy: Checking LTLFireability @ RwMutex-PT-r1000w0010 @ 3570 seconds
lola: LoLA will run for 3570 seconds at most (--timelimit)
lola: NET
lola: reading net from model.pnml.lola
lola: finished parsing
lola: closed net file model.pnml.lola
lola: 5040/65536 symbol table entries, 456 collisions
lola: preprocessing...
lola: Size of bit vector: 3020
lola: finding significant places
lola: 3020 places, 2020 transitions, 1010 significant places
lola: computing forward-conflicting sets
lola: computing back-conflicting sets
lola: 2011 transition conflict sets
lola: TASK
lola: reading formula from RwMutex-PT-r1000w0010-LTLFireability.task
lola: A (G (X ((F (FIREABLE(t1094)) U X (FIREABLE(t1360)))))) : A (G (X (X (F (G (FIREABLE(t723))))))) : A (F ((X (G (FIREABLE(t30))) U X (F (FIREABLE(t1153)))))) : A (F (FIREABLE(t839))) : A (((X (FIREABLE(t737)) U G (FIREABLE(t231))) U F (G (F (FIREABLE(t1524)))))) : A (FIREABLE(t1949)) : A ((F (F (X (FIREABLE(t1229)))) U X (F (F (FIREABLE(t1049)))))) : A (FIREABLE(t279)) : A (G (G ((G (FIREABLE(t662)) U X (FIREABLE(t640)))))) : A (G ((F (X (FIREABLE(t200))) U X (X (FIREABLE(t1704)))))) : A ((F ((FIREABLE(t202) U FIREABLE(t774))) U FIREABLE(t583))) : A (G ((G (X (FIREABLE(t643))) U F (F (FIREABLE(t1528)))))) : A (G (G (X (FIREABLE(t954))))) : A (F (FIREABLE(t1737))) : A (X ((X (X (FIREABLE(t1636))) U (FIREABLE(t1680) U FIREABLE(t1439))))) : A (X (F (FIREABLE(t1164))))
lola: rewrite Frontend/Parser/formula_rewrite.k:353
lola: rewrite Frontend/Parser/formula_rewrite.k:437
lola: rewrite Frontend/Parser/formula_rewrite.k:356
lola: rewrite Frontend/Parser/formula_rewrite.k:353
lola: rewrite Frontend/Parser/formula_rewrite.k:377
lola: rewrite Frontend/Parser/formula_rewrite.k:522
lola: rewrite Frontend/Parser/formula_rewrite.k:380
lola: rewrite Frontend/Parser/formula_rewrite.k:380
lola: rewrite Frontend/Parser/formula_rewrite.k:374
lola: rewrite Frontend/Parser/formula_rewrite.k:410
lola: rewrite Frontend/Parser/formula_rewrite.k:431
lola: rewrite Frontend/Parser/formula_rewrite.k:347
lola: rewrite Frontend/Parser/formula_rewrite.k:356
lola: rewrite Frontend/Parser/formula_rewrite.k:371
lola: rewrite Frontend/Parser/formula_rewrite.k:425
lola: rewrite Frontend/Parser/formula_rewrite.k:151
lola: rewrite Frontend/Parser/formula_rewrite.k:356
lola: rewrite Frontend/Parser/formula_rewrite.k:356
lola: rewrite Frontend/Parser/formula_rewrite.k:347
lola: rewrite Frontend/Parser/formula_rewrite.k:347
lola: rewrite Frontend/Parser/formula_rewrite.k:410
lola: rewrite Frontend/Parser/formula_rewrite.k:422
lola: rewrite Frontend/Parser/formula_rewrite.k:151
lola: rewrite Frontend/Parser/formula_rewrite.k:431
lola: rewrite Frontend/Parser/formula_rewrite.k:356
lola: rewrite Frontend/Parser/formula_rewrite.k:350
lola: rewrite Frontend/Parser/formula_rewrite.k:356
lola: rewrite Frontend/Parser/formula_rewrite.k:410
lola: rewrite Frontend/Parser/formula_rewrite.k:353
lola: rewrite Frontend/Parser/formula_rewrite.k:437
lola: rewrite Frontend/Parser/formula_rewrite.k:356
lola: rewrite Frontend/Parser/formula_rewrite.k:353
lola: rewrite Frontend/Parser/formula_rewrite.k:377
lola: rewrite Frontend/Parser/formula_rewrite.k:522
lola: rewrite Frontend/Parser/formula_rewrite.k:434
lola: rewrite Frontend/Parser/formula_rewrite.k:353
lola: rewrite Frontend/Parser/formula_rewrite.k:347
lola: rewrite Frontend/Parser/formula_rewrite.k:422
lola: rewrite Frontend/Parser/formula_rewrite.k:353
lola: rewrite Frontend/Parser/formula_rewrite.k:353
lola: rewrite Frontend/Parser/formula_rewrite.k:350
lola: computing a collection of formulas
lola: RUNNING
lola: subprocess 0 will run for 223 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: FIREABLE(t1949)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: FIREABLE(t1949)
lola: processed formula length: 15
lola: 41 rewrites
lola: closed formula file RwMutex-PT-r1000w0010-LTLFireability.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: ========================================

FORMULA RwMutex-PT-r1000w0010-LTLFireability-5 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 1 will run for 237 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: FIREABLE(t279)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: FIREABLE(t279)
lola: processed formula length: 14
lola: 41 rewrites
lola: closed formula file RwMutex-PT-r1000w0010-LTLFireability.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: ========================================

FORMULA RwMutex-PT-r1000w0010-LTLFireability-7 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 2 will run for 254 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (X (G ((F (FIREABLE(t1360)) AND (F (FIREABLE(t1094)) OR X (FIREABLE(t1360)))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X (G ((F (FIREABLE(t1360)) AND (F (FIREABLE(t1094)) OR X (FIREABLE(t1360)))))))
lola: processed formula length: 82
lola: 41 rewrites
lola: closed formula file RwMutex-PT-r1000w0010-LTLFireability.task
lola: the resulting Büchi automaton has 5 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
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: 403 markings, 403 edges
lola: ========================================

FORMULA RwMutex-PT-r1000w0010-LTLFireability-0 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 3 will run for 274 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (X (F (FIREABLE(t1049))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X (F (FIREABLE(t1049))))
lola: processed formula length: 27
lola: 41 rewrites
lola: closed formula file RwMutex-PT-r1000w0010-LTLFireability.task
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
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: 403 markings, 403 edges
lola: ========================================

FORMULA RwMutex-PT-r1000w0010-LTLFireability-6 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 4 will run for 297 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (X (F ((F (FIREABLE(t1153)) OR (G (FIREABLE(t30)) AND F (FIREABLE(t1153)))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X (F ((F (FIREABLE(t1153)) OR (G (FIREABLE(t30)) AND F (FIREABLE(t1153)))))))
lola: processed formula length: 80
lola: 41 rewrites
lola: closed formula file RwMutex-PT-r1000w0010-LTLFireability.task
lola: the resulting Büchi automaton has 5 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: 114547 markings, 476735 edges, 22909 markings/sec, 0 secs
lola: 226184 markings, 981203 edges, 22327 markings/sec, 5 secs
lola: 335131 markings, 1483242 edges, 21789 markings/sec, 10 secs
lola: 441666 markings, 1976022 edges, 21307 markings/sec, 15 secs
lola: 542821 markings, 2467748 edges, 20231 markings/sec, 20 secs
lola: 641717 markings, 2957421 edges, 19779 markings/sec, 25 secs
lola: 744159 markings, 3438901 edges, 20488 markings/sec, 30 secs
lola: 848255 markings, 3916155 edges, 20819 markings/sec, 35 secs
lola: 946021 markings, 4405609 edges, 19553 markings/sec, 40 secs
lola: 1042772 markings, 4894341 edges, 19350 markings/sec, 45 secs
lola: 1140623 markings, 5375399 edges, 19570 markings/sec, 50 secs
lola: 1238783 markings, 5850990 edges, 19632 markings/sec, 55 secs
lola: 1334364 markings, 6339891 edges, 19116 markings/sec, 60 secs
lola: 1435658 markings, 6819145 edges, 20259 markings/sec, 65 secs
lola: 1539262 markings, 7295134 edges, 20721 markings/sec, 70 secs
lola: 1635175 markings, 7789925 edges, 19183 markings/sec, 75 secs
lola: 1730344 markings, 8287268 edges, 19034 markings/sec, 80 secs
lola: 1826306 markings, 8781853 edges, 19192 markings/sec, 85 secs
lola: 1926744 markings, 9265692 edges, 20088 markings/sec, 90 secs
lola: 2025359 markings, 9748260 edges, 19723 markings/sec, 95 secs
lola: 2125288 markings, 10227588 edges, 19986 markings/sec, 100 secs
lola: 2220106 markings, 10715807 edges, 18964 markings/sec, 105 secs
lola: 2319425 markings, 11204759 edges, 19864 markings/sec, 110 secs
lola: 2417515 markings, 11693842 edges, 19618 markings/sec, 115 secs
lola: 2515765 markings, 12169452 edges, 19650 markings/sec, 120 secs
lola: 2609406 markings, 12668177 edges, 18728 markings/sec, 125 secs
lola: 2704074 markings, 13162372 edges, 18934 markings/sec, 130 secs
lola: 2797790 markings, 13647873 edges, 18743 markings/sec, 135 secs
lola: 2892011 markings, 14133138 edges, 18844 markings/sec, 140 secs
lola: 2987024 markings, 14613895 edges, 19003 markings/sec, 145 secs
lola: 3080934 markings, 15109043 edges, 18782 markings/sec, 150 secs
lola: 3172728 markings, 15602699 edges, 18359 markings/sec, 155 secs
lola: 3265332 markings, 16094178 edges, 18521 markings/sec, 160 secs
lola: 3359508 markings, 16586043 edges, 18835 markings/sec, 165 secs
lola: 3452993 markings, 17070377 edges, 18697 markings/sec, 170 secs
lola: 3545375 markings, 17553698 edges, 18476 markings/sec, 175 secs
lola: 3638032 markings, 18034860 edges, 18531 markings/sec, 180 secs
lola: 3728500 markings, 18522010 edges, 18094 markings/sec, 185 secs
lola: 3820588 markings, 19013538 edges, 18418 markings/sec, 190 secs
lola: 3864489 markings, 19241241 edges, 8780 markings/sec, 195 secs
lola: Child process aborted or communication problem between parent and child process
lola: subprocess 5 will run for 306 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G ((X (FIREABLE(t640)) OR (G (FIREABLE(t662)) AND X (F (FIREABLE(t640)))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (G ((X (FIREABLE(t640)) OR (G (FIREABLE(t662)) AND X (F (FIREABLE(t640)))))))
lola: processed formula length: 79
lola: 41 rewrites
lola: closed formula file RwMutex-PT-r1000w0010-LTLFireability.task
lola: the resulting Büchi automaton has 7 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
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: 744 markings, 744 edges
lola: ========================================

FORMULA RwMutex-PT-r1000w0010-LTLFireability-8 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 6 will run for 336 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (X (G ((F (FIREABLE(t1704)) AND (F (FIREABLE(t200)) OR X (FIREABLE(t1704)))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X (G ((F (FIREABLE(t1704)) AND (F (FIREABLE(t200)) OR X (FIREABLE(t1704)))))))
lola: processed formula length: 81
lola: 41 rewrites
lola: closed formula file RwMutex-PT-r1000w0010-LTLFireability.task
lola: the resulting Büchi automaton has 5 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
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: 697 markings, 697 edges
lola: ========================================

FORMULA RwMutex-PT-r1000w0010-LTLFireability-9 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 7 will run for 374 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (X (G (FIREABLE(t954))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X (G (FIREABLE(t954))))
lola: processed formula length: 26
lola: 41 rewrites
lola: closed formula file RwMutex-PT-r1000w0010-LTLFireability.task
lola: the resulting Büchi automaton has 3 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: 90683 markings, 489289 edges, 18137 markings/sec, 0 secs
lola: 176586 markings, 1003559 edges, 17181 markings/sec, 5 secs
lola: 260916 markings, 1515305 edges, 16866 markings/sec, 10 secs
lola: 345971 markings, 2025651 edges, 17011 markings/sec, 15 secs
lola: 425095 markings, 2536060 edges, 15825 markings/sec, 20 secs
lola: 504013 markings, 3044959 edges, 15784 markings/sec, 25 secs
lola: 587793 markings, 3542112 edges, 16756 markings/sec, 30 secs
lola: 667159 markings, 4049401 edges, 15873 markings/sec, 35 secs
lola: 743808 markings, 4559499 edges, 15330 markings/sec, 40 secs
lola: 821015 markings, 5058666 edges, 15441 markings/sec, 45 secs
lola: 898044 markings, 5552129 edges, 15406 markings/sec, 50 secs
lola: 973902 markings, 6055292 edges, 15172 markings/sec, 55 secs
lola: 1056956 markings, 6557969 edges, 16611 markings/sec, 60 secs
lola: 1136638 markings, 7062005 edges, 15936 markings/sec, 65 secs
lola: 1210311 markings, 7568391 edges, 14735 markings/sec, 70 secs
lola: 1283905 markings, 8073216 edges, 14719 markings/sec, 75 secs
lola: 1363373 markings, 8574393 edges, 15894 markings/sec, 80 secs
lola: 1438742 markings, 9069060 edges, 15074 markings/sec, 85 secs
lola: 1517180 markings, 9554482 edges, 15688 markings/sec, 90 secs
lola: 1590556 markings, 10052154 edges, 14675 markings/sec, 95 secs
lola: 1667286 markings, 10547557 edges, 15346 markings/sec, 100 secs
lola: 1743285 markings, 11043577 edges, 15200 markings/sec, 105 secs
lola: 1818378 markings, 11529606 edges, 15019 markings/sec, 110 secs
lola: 1890567 markings, 12034175 edges, 14438 markings/sec, 115 secs
lola: 1962599 markings, 12530248 edges, 14406 markings/sec, 120 secs
lola: 2036467 markings, 13023704 edges, 14774 markings/sec, 125 secs
lola: 2107334 markings, 13511939 edges, 14173 markings/sec, 130 secs
lola: 2181869 markings, 14006965 edges, 14907 markings/sec, 135 secs
lola: 2252682 markings, 14508760 edges, 14163 markings/sec, 140 secs
lola: 2323616 markings, 15005404 edges, 14187 markings/sec, 145 secs
lola: 2396862 markings, 15504738 edges, 14649 markings/sec, 150 secs
lola: 2468120 markings, 15999311 edges, 14252 markings/sec, 155 secs
lola: 2539700 markings, 16488641 edges, 14316 markings/sec, 160 secs
lola: 2611615 markings, 16982044 edges, 14383 markings/sec, 165 secs
lola: 2682249 markings, 17482523 edges, 14127 markings/sec, 170 secs
lola: 2754176 markings, 17987174 edges, 14385 markings/sec, 175 secs
lola: 2830411 markings, 18484976 edges, 15247 markings/sec, 180 secs
lola: 2903673 markings, 18983785 edges, 14652 markings/sec, 185 secs
lola: 2978321 markings, 19477794 edges, 14930 markings/sec, 190 secs
lola: 3050344 markings, 19969994 edges, 14405 markings/sec, 195 secs
lola: 3122350 markings, 20470140 edges, 14401 markings/sec, 200 secs
lola: 3191832 markings, 20970322 edges, 13896 markings/sec, 205 secs
lola: 3264213 markings, 21463694 edges, 14476 markings/sec, 210 secs
lola: 3333483 markings, 21957747 edges, 13854 markings/sec, 215 secs
lola: 3401963 markings, 22455348 edges, 13696 markings/sec, 220 secs
lola: 3476579 markings, 22944874 edges, 14923 markings/sec, 225 secs
lola: 3551307 markings, 23433280 edges, 14946 markings/sec, 230 secs
lola: 3625212 markings, 23925412 edges, 14781 markings/sec, 235 secs
lola: 3692154 markings, 24392236 edges, 13388 markings/sec, 240 secs
lola: 3761888 markings, 24864886 edges, 13947 markings/sec, 245 secs
lola: 3828860 markings, 25338543 edges, 13394 markings/sec, 250 secs
lola: 3857782 markings, 25545344 edges, 5784 markings/sec, 255 secs
lola: Child process aborted or communication problem between parent and child process
lola: subprocess 8 will run for 387 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (X ((X (X (FIREABLE(t1636))) U (FIREABLE(t1680) U FIREABLE(t1439)))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X ((X (X (FIREABLE(t1636))) U (FIREABLE(t1680) U FIREABLE(t1439)))))
lola: processed formula length: 71
lola: 41 rewrites
lola: closed formula file RwMutex-PT-r1000w0010-LTLFireability.task
lola: the resulting Büchi automaton has 8 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
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: 403 markings, 403 edges
lola: ========================================

FORMULA RwMutex-PT-r1000w0010-LTLFireability-14 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 9 will run for 443 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (X (F (FIREABLE(t1164))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X (F (FIREABLE(t1164))))
lola: processed formula length: 27
lola: 41 rewrites
lola: closed formula file RwMutex-PT-r1000w0010-LTLFireability.task
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
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: 403 markings, 403 edges
lola: ========================================

FORMULA RwMutex-PT-r1000w0010-LTLFireability-15 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 10 will run for 517 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F (FIREABLE(t839)))
lola: ========================================
lola: SUBTASK
lola: checking eventual occurrence
lola: rewrite Frontend/Parser/formula_rewrite.k:659
lola: rewrite Frontend/Parser/formula_rewrite.k:694
lola: processed formula: NOT FIREABLE(t839)
lola: processed formula length: 18
lola: 43 rewrites
lola: closed formula file RwMutex-PT-r1000w0010-LTLFireability.task
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space / EG)
lola: state space: using search routine for EG formula (--search=depth)
lola: state space: using EG preserving stubborn set method (--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: state space / EG
lola: The predicate eventually occurs.
lola: 1 markings, 0 edges
lola: ========================================

FORMULA RwMutex-PT-r1000w0010-LTLFireability-3 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 11 will run for 620 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F (FIREABLE(t1737)))
lola: ========================================
lola: SUBTASK
lola: checking eventual occurrence
lola: rewrite Frontend/Parser/formula_rewrite.k:659
lola: rewrite Frontend/Parser/formula_rewrite.k:694
lola: processed formula: NOT FIREABLE(t1737)
lola: processed formula length: 19
lola: 43 rewrites
lola: closed formula file RwMutex-PT-r1000w0010-LTLFireability.task
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space / EG)
lola: state space: using search routine for EG formula (--search=depth)
lola: state space: using EG preserving stubborn set method (--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: state space / EG
lola: The predicate does not eventually occur.
lola: 2 markings, 2 edges

FORMULA RwMutex-PT-r1000w0010-LTLFireability-13 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: ========================================
lola: subprocess 12 will run for 775 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (F (G (FIREABLE(t723))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (F (G (FIREABLE(t723))))
lola: processed formula length: 26
lola: 41 rewrites
lola: closed formula file RwMutex-PT-r1000w0010-LTLFireability.task
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method (--stubborn)
lola: SEARCH
lola: RUNNING
lola: add low 1008
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: 80 markings, 157 edges
lola: ========================================

FORMULA RwMutex-PT-r1000w0010-LTLFireability-1 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 13 will run for 1034 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G (F (FIREABLE(t1528))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (G (F (FIREABLE(t1528))))
lola: processed formula length: 27
lola: 41 rewrites
lola: closed formula file RwMutex-PT-r1000w0010-LTLFireability.task
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
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: 3 markings, 3 edges
lola: ========================================

FORMULA RwMutex-PT-r1000w0010-LTLFireability-11 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 14 will run for 1551 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A (G (F (FIREABLE(t1524))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (G (F (FIREABLE(t1524))))
lola: processed formula length: 27
lola: 41 rewrites
lola: closed formula file RwMutex-PT-r1000w0010-LTLFireability.task
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
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: 3 markings, 3 edges
lola: ========================================

FORMULA RwMutex-PT-r1000w0010-LTLFireability-4 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: subprocess 15 will run for 3102 seconds at most (--localtimelimit=0)
lola: ========================================
lola: ...considering subproblem: A ((F (FIREABLE(t774)) U FIREABLE(t583)))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A ((F (FIREABLE(t774)) U FIREABLE(t583)))
lola: processed formula length: 41
lola: 41 rewrites
lola: closed formula file RwMutex-PT-r1000w0010-LTLFireability.task
lola: the resulting Büchi automaton has 2 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method (--stubborn)
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: LTL model checker
lola: The net satisfies the given formula (language of the product automaton is empty).
lola: 1 markings, 0 edges
lola: ========================================

FORMULA RwMutex-PT-r1000w0010-LTLFireability-10 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: ========================================
lola: ...considering subproblem: A (X (F ((F (FIREABLE(t1153)) OR (G (FIREABLE(t30)) AND F (FIREABLE(t1153)))))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X (F ((F (FIREABLE(t1153)) OR (G (FIREABLE(t30)) AND F (FIREABLE(t1153)))))))
lola: processed formula length: 80
lola: 41 rewrites
lola: closed formula file RwMutex-PT-r1000w0010-LTLFireability.task
lola: the resulting Büchi automaton has 5 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: 118222 markings, 493220 edges, 23644 markings/sec, 0 secs
lola: 226749 markings, 984190 edges, 21705 markings/sec, 5 secs
lola: 332763 markings, 1471713 edges, 21203 markings/sec, 10 secs
lola: 439360 markings, 1966022 edges, 21319 markings/sec, 15 secs
lola: 541061 markings, 2459089 edges, 20340 markings/sec, 20 secs
lola: 640719 markings, 2952182 edges, 19932 markings/sec, 25 secs
lola: 744038 markings, 3438329 edges, 20664 markings/sec, 30 secs
lola: 849233 markings, 3920861 edges, 21039 markings/sec, 35 secs
lola: 947629 markings, 4413944 edges, 19679 markings/sec, 40 secs
lola: 1045441 markings, 4907016 edges, 19562 markings/sec, 45 secs
lola: 1144689 markings, 5393201 edges, 19850 markings/sec, 50 secs
lola: 1243029 markings, 5873671 edges, 19668 markings/sec, 55 secs
lola: 1339184 markings, 6364272 edges, 19231 markings/sec, 60 secs
lola: 1440894 markings, 6842512 edges, 20342 markings/sec, 65 secs
lola: 1543615 markings, 7316878 edges, 20544 markings/sec, 70 secs
lola: 1638677 markings, 7808037 edges, 19012 markings/sec, 75 secs
lola: 1732958 markings, 8300866 edges, 18856 markings/sec, 80 secs
lola: 1828346 markings, 8790535 edges, 19078 markings/sec, 85 secs
lola: 1927606 markings, 9270018 edges, 19852 markings/sec, 90 secs
lola: 2024893 markings, 9746158 edges, 19457 markings/sec, 95 secs
lola: 2123230 markings, 10217133 edges, 19667 markings/sec, 100 secs
lola: 2216687 markings, 10698008 edges, 18691 markings/sec, 105 secs
lola: 2314410 markings, 11178462 edges, 19545 markings/sec, 110 secs
lola: 2410766 markings, 11662296 edges, 19271 markings/sec, 115 secs
lola: 2507658 markings, 12128691 edges, 19378 markings/sec, 120 secs
lola: 2599846 markings, 12618422 edges, 18438 markings/sec, 125 secs
lola: 2693480 markings, 13108096 edges, 18727 markings/sec, 130 secs
lola: 2786047 markings, 13582958 edges, 18513 markings/sec, 135 secs
lola: 2878155 markings, 14061433 edges, 18422 markings/sec, 140 secs
lola: 2970165 markings, 14534309 edges, 18402 markings/sec, 145 secs
lola: 3064561 markings, 15021786 edges, 18879 markings/sec, 150 secs
lola: 3155147 markings, 15509516 edges, 18117 markings/sec, 155 secs
lola: 3246210 markings, 15992175 edges, 18213 markings/sec, 160 secs
lola: 3339269 markings, 16474226 edges, 18612 markings/sec, 165 secs
lola: 3430547 markings, 16955557 edges, 18256 markings/sec, 170 secs
lola: 3522169 markings, 17432690 edges, 18324 markings/sec, 175 secs
lola: 3613311 markings, 17906025 edges, 18228 markings/sec, 180 secs
lola: 3704869 markings, 18390258 edges, 18312 markings/sec, 185 secs
lola: 3794430 markings, 18872023 edges, 17912 markings/sec, 190 secs
lola: Child process aborted or communication problem between parent and child process

FORMULA RwMutex-PT-r1000w0010-LTLFireability-2 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: ========================================
lola: ...considering subproblem: A (X (G (FIREABLE(t954))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a Büchi-Automaton
lola: processed formula: A (X (G (FIREABLE(t954))))
lola: processed formula length: 26
lola: 41 rewrites
lola: closed formula file RwMutex-PT-r1000w0010-LTLFireability.task
lola: the resulting Büchi automaton has 3 states
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: Formula contains X operator; stubborn sets not applicable
lola: SEARCH
lola: RUNNING
lola: 89801 markings, 484684 edges, 17960 markings/sec, 0 secs
lola: 176924 markings, 1005771 edges, 17425 markings/sec, 5 secs
lola: 262408 markings, 1524592 edges, 17097 markings/sec, 10 secs
lola: 348997 markings, 2043396 edges, 17318 markings/sec, 15 secs
lola: 428962 markings, 2561200 edges, 15993 markings/sec, 20 secs
lola: 509789 markings, 3078053 edges, 16165 markings/sec, 25 secs
lola: 595356 markings, 3587313 edges, 17113 markings/sec, 30 secs
lola: 675826 markings, 4106470 edges, 16094 markings/sec, 35 secs
lola: 753856 markings, 4625352 edges, 15606 markings/sec, 40 secs
lola: 833437 markings, 5135904 edges, 15916 markings/sec, 45 secs
lola: 911414 markings, 5646719 edges, 15595 markings/sec, 50 secs
lola: 989530 markings, 6158939 edges, 15623 markings/sec, 55 secs
lola: 1074299 markings, 6663247 edges, 16954 markings/sec, 60 secs
lola: 1153210 markings, 7175967 edges, 15782 markings/sec, 65 secs
lola: 1228182 markings, 7693825 edges, 14994 markings/sec, 70 secs
lola: 1304302 markings, 8210623 edges, 15224 markings/sec, 75 secs
lola: 1385040 markings, 8719415 edges, 16148 markings/sec, 80 secs
lola: 1463603 markings, 9222329 edges, 15713 markings/sec, 85 secs
lola: 1542685 markings, 9721975 edges, 15816 markings/sec, 90 secs
lola: 1617556 markings, 10231086 edges, 14974 markings/sec, 95 secs
lola: 1694886 markings, 10742735 edges, 15466 markings/sec, 100 secs
lola: 1774734 markings, 11241530 edges, 15970 markings/sec, 105 secs
lola: 1849488 markings, 11749735 edges, 14951 markings/sec, 110 secs
lola: 1924669 markings, 12266864 edges, 15036 markings/sec, 115 secs
lola: 1999271 markings, 12768106 edges, 14920 markings/sec, 120 secs
lola: 2072779 markings, 13273577 edges, 14702 markings/sec, 125 secs
lola: 2147775 markings, 13773325 edges, 14999 markings/sec, 130 secs
lola: 2221552 markings, 14286995 edges, 14755 markings/sec, 135 secs
lola: 2294013 markings, 14797094 edges, 14492 markings/sec, 140 secs
lola: 2367169 markings, 15311285 edges, 14631 markings/sec, 145 secs
lola: 2440799 markings, 15821352 edges, 14726 markings/sec, 150 secs
lola: 2515391 markings, 16324589 edges, 14918 markings/sec, 155 secs
lola: 2588763 markings, 16823958 edges, 14674 markings/sec, 160 secs
lola: 2661903 markings, 17332775 edges, 14628 markings/sec, 165 secs
lola: 2733380 markings, 17840235 edges, 14295 markings/sec, 170 secs
lola: 2809468 markings, 18351224 edges, 15218 markings/sec, 175 secs
lola: 2886045 markings, 18860279 edges, 15315 markings/sec, 180 secs
lola: 2962373 markings, 19362244 edges, 15266 markings/sec, 185 secs
lola: 3034692 markings, 19866309 edges, 14464 markings/sec, 190 secs
lola: 3109099 markings, 20374765 edges, 14881 markings/sec, 195 secs
lola: 3179232 markings, 20882541 edges, 14027 markings/sec, 200 secs
lola: 3253594 markings, 21388322 edges, 14872 markings/sec, 205 secs
lola: 3324939 markings, 21894697 edges, 14269 markings/sec, 210 secs
lola: 3394831 markings, 22405511 edges, 13978 markings/sec, 215 secs
lola: 3470696 markings, 22906364 edges, 15173 markings/sec, 220 secs
lola: 3547249 markings, 23406249 edges, 15311 markings/sec, 225 secs
lola: 3622511 markings, 23905328 edges, 15052 markings/sec, 230 secs
lola: 3694766 markings, 24412128 edges, 14451 markings/sec, 235 secs
lola: 3769554 markings, 24917144 edges, 14958 markings/sec, 240 secs
lola: 3841157 markings, 25423376 edges, 14321 markings/sec, 245 secs
lola: Child process aborted or communication problem between parent and child process

FORMULA RwMutex-PT-r1000w0010-LTLFireability-12 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
lola: RESULT
lola:
SUMMARY: no no unknown yes no no no yes no no yes no unknown no no no
lola:
preliminary result: no no unknown yes no no no yes no no yes no unknown no no no
lola: memory consumption: 32284 KB
lola: time consumption: 922 seconds

BK_STOP 1528119014734

--------------------
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="RwMutex-PT-r1000w0010"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lola"
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/RwMutex-PT-r1000w0010.tgz
mv RwMutex-PT-r1000w0010 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 lola"
echo " Input is RwMutex-PT-r1000w0010, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r208-smll-152732257900512"
echo "====================================================================="
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '' LTLFireability.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 ;