About the Execution of LTSMin+red for DrinkVendingMachine-COL-48
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 15853.688 | 3579775.00 | 14298148.00 | 707.30 | FTFF?TTTTTTT?TTF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r137-smll-167819419000601.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is DrinkVendingMachine-COL-48, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r137-smll-167819419000601
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 11K Feb 26 04:33 CTLCardinality.txt
-rw-r--r-- 1 mcc users 112K Feb 26 04:33 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Feb 26 04:33 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Feb 26 04:33 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.3K Feb 25 16:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Feb 25 16:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Feb 26 04:33 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 139K Feb 26 04:33 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Feb 26 04:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 26 04:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 16:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_pt
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 34K Mar 5 18:22 model.pnml
--------------------
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 DrinkVendingMachine-COL-48-CTLCardinality-00
FORMULA_NAME DrinkVendingMachine-COL-48-CTLCardinality-01
FORMULA_NAME DrinkVendingMachine-COL-48-CTLCardinality-02
FORMULA_NAME DrinkVendingMachine-COL-48-CTLCardinality-03
FORMULA_NAME DrinkVendingMachine-COL-48-CTLCardinality-04
FORMULA_NAME DrinkVendingMachine-COL-48-CTLCardinality-05
FORMULA_NAME DrinkVendingMachine-COL-48-CTLCardinality-06
FORMULA_NAME DrinkVendingMachine-COL-48-CTLCardinality-07
FORMULA_NAME DrinkVendingMachine-COL-48-CTLCardinality-08
FORMULA_NAME DrinkVendingMachine-COL-48-CTLCardinality-09
FORMULA_NAME DrinkVendingMachine-COL-48-CTLCardinality-10
FORMULA_NAME DrinkVendingMachine-COL-48-CTLCardinality-11
FORMULA_NAME DrinkVendingMachine-COL-48-CTLCardinality-12
FORMULA_NAME DrinkVendingMachine-COL-48-CTLCardinality-13
FORMULA_NAME DrinkVendingMachine-COL-48-CTLCardinality-14
FORMULA_NAME DrinkVendingMachine-COL-48-CTLCardinality-15
=== Now, execution of the tool begins
BK_START 1678975542039
bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DrinkVendingMachine-COL-48
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-16 14:05:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-16 14:05:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 14:05:44] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-16 14:05:45] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-16 14:05:45] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 840 ms
[2023-03-16 14:05:45] [INFO ] Imported 6 HL places and 7 HL transitions for a total of 576 PT places and 1.040901408E9 transition bindings in 25 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 31 ms.
[2023-03-16 14:05:45] [INFO ] Built PT skeleton of HLPN with 6 places and 7 transitions 28 arcs in 5 ms.
[2023-03-16 14:05:45] [INFO ] Skeletonized 16 HLPN properties in 3 ms.
Initial state reduction rules removed 5 formulas.
FORMULA DrinkVendingMachine-COL-48-CTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-COL-48-CTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-COL-48-CTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-COL-48-CTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-COL-48-CTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 11 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
Incomplete random walk after 10015 steps, including 2 resets, run finished after 227 ms. (steps per millisecond=44 ) properties (out of 85) seen :48
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=30 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=27 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 37) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=26 ) properties (out of 37) seen :0
Running SMT prover for 37 properties.
// Phase 1: matrix 7 rows 6 cols
[2023-03-16 14:05:46] [INFO ] Computed 3 place invariants in 4 ms
[2023-03-16 14:05:47] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-16 14:05:47] [INFO ] After 27ms SMT Verify possible using state equation in real domain returned unsat :16 sat :2 real:19
[2023-03-16 14:05:47] [INFO ] After 35ms SMT Verify possible using trap constraints in real domain returned unsat :16 sat :1 real:20
Attempting to minimize the solution found.
Minimization took 11 ms.
[2023-03-16 14:05:47] [INFO ] After 325ms SMT Verify possible using all constraints in real domain returned unsat :16 sat :1 real:20
[2023-03-16 14:05:47] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-16 14:05:47] [INFO ] After 40ms SMT Verify possible using state equation in natural domain returned unsat :27 sat :10
[2023-03-16 14:05:47] [INFO ] After 77ms SMT Verify possible using trap constraints in natural domain returned unsat :27 sat :10
Attempting to minimize the solution found.
Minimization took 25 ms.
[2023-03-16 14:05:47] [INFO ] After 189ms SMT Verify possible using all constraints in natural domain returned unsat :27 sat :10
Fused 37 Parikh solutions to 10 different solutions.
Finished Parikh walk after 905 steps, including 0 resets, run visited all 10 properties in 98 ms. (steps per millisecond=9 )
Parikh walk visited 10 properties in 99 ms.
Successfully simplified 27 atomic propositions for a total of 11 simplifications.
[2023-03-16 14:05:47] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
[2023-03-16 14:05:47] [INFO ] Flatten gal took : 31 ms
FORMULA DrinkVendingMachine-COL-48-CTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-COL-48-CTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-16 14:05:47] [INFO ] Flatten gal took : 4 ms
Symmetric sort wr.t. initial and guards and successors and join/free detected :Quality
Symmetric sort wr.t. initial detected :Quality
Transition elaborate3 : guard parameter $x(Quality:192) in guard (AND (GT $x 143) (LEQ $x 191))introduces in Quality(192) partition with 2 elements
Transition elaborate2 : guard parameter $x(Quality:192) in guard (AND (GT $x 95) (LEQ $x 143))introduces in Quality(192) partition with 2 elements
Transition elaborate1 : guard parameter $x(Quality:192) in guard (AND (GT $x 47) (LEQ $x 95))introduces in Quality(192) partition with 2 elements
Transition elaborate0 : guard parameter $x(Quality:192) in guard (LEQ $x 47)introduces in Quality(192) partition with 2 elements
Sort wr.t. initial and guards Quality has partition 4
Applying symmetric unfolding of partitioned symmetric sort :Quality domain size was 192 reducing to 4 values.
For transition elaborate3:(AND (GT $x 143) (LEQ $x 191)) -> (EQ $x 3)
For transition elaborate2:(AND (GT $x 95) (LEQ $x 143)) -> (EQ $x 2)
For transition elaborate1:(AND (GT $x 47) (LEQ $x 95)) -> (EQ $x 1)
For transition elaborate0:(LEQ $x 47) -> (EQ $x 0)
Symmetric sort wr.t. initial and guards and successors and join/free detected :Options
Symmetric sort wr.t. initial detected :Options
Symmetric sort wr.t. initial and guards detected :Options
Applying symmetric unfolding of full symmetric sort :Options domain size was 48
Symmetric sort wr.t. initial and guards and successors and join/free detected :Products
Symmetric sort wr.t. initial detected :Products
Symmetric sort wr.t. initial and guards detected :Products
Applying symmetric unfolding of full symmetric sort :Products domain size was 48
[2023-03-16 14:05:47] [INFO ] Unfolded HLPN to a Petri net with 12 places and 10 transitions 34 arcs in 27 ms.
[2023-03-16 14:05:47] [INFO ] Unfolded 9 HLPN properties in 0 ms.
Support contains 12 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 7 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
// Phase 1: matrix 10 rows 12 cols
[2023-03-16 14:05:47] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-16 14:05:47] [INFO ] Dead Transitions using invariants and state equation in 44 ms found 0 transitions.
[2023-03-16 14:05:47] [INFO ] Invariant cache hit.
[2023-03-16 14:05:47] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-03-16 14:05:47] [INFO ] Invariant cache hit.
[2023-03-16 14:05:47] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 72 ms to find 0 implicit places.
[2023-03-16 14:05:47] [INFO ] Invariant cache hit.
[2023-03-16 14:05:47] [INFO ] Dead Transitions using invariants and state equation in 44 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 174 ms. Remains : 12/12 places, 10/10 transitions.
Support contains 12 out of 12 places after structural reductions.
[2023-03-16 14:05:47] [INFO ] Flatten gal took : 4 ms
[2023-03-16 14:05:47] [INFO ] Flatten gal took : 4 ms
[2023-03-16 14:05:47] [INFO ] Input system was already deterministic with 10 transitions.
Incomplete random walk after 10040 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 69) seen :38
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 31) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 31) seen :0
Running SMT prover for 31 properties.
[2023-03-16 14:05:48] [INFO ] Invariant cache hit.
[2023-03-16 14:05:48] [INFO ] [Real]Absence check using 6 positive place invariants in 4 ms returned sat
[2023-03-16 14:05:48] [INFO ] After 117ms SMT Verify possible using all constraints in real domain returned unsat :3 sat :0 real:28
[2023-03-16 14:05:48] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2023-03-16 14:05:48] [INFO ] After 48ms SMT Verify possible using state equation in natural domain returned unsat :23 sat :8
[2023-03-16 14:05:48] [INFO ] After 97ms SMT Verify possible using trap constraints in natural domain returned unsat :23 sat :8
Attempting to minimize the solution found.
Minimization took 38 ms.
[2023-03-16 14:05:48] [INFO ] After 270ms SMT Verify possible using all constraints in natural domain returned unsat :23 sat :8
Fused 31 Parikh solutions to 8 different solutions.
Finished Parikh walk after 620 steps, including 0 resets, run visited all 8 properties in 38 ms. (steps per millisecond=16 )
Parikh walk visited 8 properties in 38 ms.
Successfully simplified 23 atomic propositions for a total of 9 simplifications.
[2023-03-16 14:05:48] [INFO ] Flatten gal took : 5 ms
[2023-03-16 14:05:48] [INFO ] Flatten gal took : 5 ms
[2023-03-16 14:05:48] [INFO ] Input system was already deterministic with 10 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Starting structural reductions in SI_CTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 5 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 14:05:48] [INFO ] Invariant cache hit.
[2023-03-16 14:05:48] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 42 ms. Remains : 12/12 places, 10/10 transitions.
[2023-03-16 14:05:48] [INFO ] Flatten gal took : 4 ms
[2023-03-16 14:05:48] [INFO ] Flatten gal took : 5 ms
[2023-03-16 14:05:48] [INFO ] Input system was already deterministic with 10 transitions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 14:05:48] [INFO ] Invariant cache hit.
[2023-03-16 14:05:48] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 32 ms. Remains : 12/12 places, 10/10 transitions.
[2023-03-16 14:05:48] [INFO ] Flatten gal took : 5 ms
[2023-03-16 14:05:48] [INFO ] Flatten gal took : 3 ms
[2023-03-16 14:05:48] [INFO ] Input system was already deterministic with 10 transitions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 14:05:48] [INFO ] Invariant cache hit.
[2023-03-16 14:05:48] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 34 ms. Remains : 12/12 places, 10/10 transitions.
[2023-03-16 14:05:48] [INFO ] Flatten gal took : 3 ms
[2023-03-16 14:05:48] [INFO ] Flatten gal took : 4 ms
[2023-03-16 14:05:48] [INFO ] Input system was already deterministic with 10 transitions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 14:05:48] [INFO ] Invariant cache hit.
[2023-03-16 14:05:48] [INFO ] Dead Transitions using invariants and state equation in 40 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 41 ms. Remains : 12/12 places, 10/10 transitions.
[2023-03-16 14:05:48] [INFO ] Flatten gal took : 3 ms
[2023-03-16 14:05:48] [INFO ] Flatten gal took : 3 ms
[2023-03-16 14:05:48] [INFO ] Input system was already deterministic with 10 transitions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 14:05:48] [INFO ] Invariant cache hit.
[2023-03-16 14:05:48] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 39 ms. Remains : 12/12 places, 10/10 transitions.
[2023-03-16 14:05:48] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2023-03-16 14:05:48] [INFO ] Flatten gal took : 2 ms
FORMULA DrinkVendingMachine-COL-48-CTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-16 14:05:48] [INFO ] Flatten gal took : 4 ms
[2023-03-16 14:05:48] [INFO ] Input system was already deterministic with 10 transitions.
Support contains 0 out of 12 places (down from 2) after GAL structural reductions.
Starting structural reductions in SI_CTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 8 transition count 8
Applied a total of 6 rules in 5 ms. Remains 8 /12 variables (removed 4) and now considering 8/10 (removed 2) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 5 ms. Remains : 8/12 places, 8/10 transitions.
[2023-03-16 14:05:48] [INFO ] Flatten gal took : 1 ms
[2023-03-16 14:05:48] [INFO ] Flatten gal took : 1 ms
[2023-03-16 14:05:48] [INFO ] Input system was already deterministic with 8 transitions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 14:05:48] [INFO ] Invariant cache hit.
[2023-03-16 14:05:48] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 36 ms. Remains : 12/12 places, 10/10 transitions.
[2023-03-16 14:05:48] [INFO ] Flatten gal took : 2 ms
[2023-03-16 14:05:48] [INFO ] Flatten gal took : 2 ms
[2023-03-16 14:05:48] [INFO ] Input system was already deterministic with 10 transitions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 14:05:49] [INFO ] Invariant cache hit.
[2023-03-16 14:05:49] [INFO ] Dead Transitions using invariants and state equation in 44 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 47 ms. Remains : 12/12 places, 10/10 transitions.
[2023-03-16 14:05:49] [INFO ] Flatten gal took : 3 ms
[2023-03-16 14:05:49] [INFO ] Flatten gal took : 2 ms
[2023-03-16 14:05:49] [INFO ] Input system was already deterministic with 10 transitions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 14:05:49] [INFO ] Invariant cache hit.
[2023-03-16 14:05:49] [INFO ] Dead Transitions using invariants and state equation in 39 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40 ms. Remains : 12/12 places, 10/10 transitions.
[2023-03-16 14:05:49] [INFO ] Flatten gal took : 2 ms
[2023-03-16 14:05:49] [INFO ] Flatten gal took : 2 ms
[2023-03-16 14:05:49] [INFO ] Input system was already deterministic with 10 transitions.
[2023-03-16 14:05:49] [INFO ] Flatten gal took : 3 ms
[2023-03-16 14:05:49] [INFO ] Flatten gal took : 3 ms
[2023-03-16 14:05:49] [INFO ] Export to MCC of 8 properties in file /home/mcc/execution/CTLCardinality.sr.xml took 3 ms.
[2023-03-16 14:05:49] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 12 places, 10 transitions and 34 arcs took 0 ms.
Total runtime 4406 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --ctl=/tmp/510/ctl_0_ --ctl=/tmp/510/ctl_1_ --ctl=/tmp/510/ctl_2_ --ctl=/tmp/510/ctl_3_ --ctl=/tmp/510/ctl_4_ --ctl=/tmp/510/ctl_5_ --ctl=/tmp/510/ctl_6_ --ctl=/tmp/510/ctl_7_ --mu-par --mu-opt
TIME LIMIT: Killed by timeout after 3570 seconds
MemTotal: 16393216 kB
MemFree: 312268 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16094288 kB
FORMULA DrinkVendingMachine-COL-48-CTLCardinality-00 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA DrinkVendingMachine-COL-48-CTLCardinality-02 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
Could not compute solution for formula : DrinkVendingMachine-COL-48-CTLCardinality-04
FORMULA DrinkVendingMachine-COL-48-CTLCardinality-08 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA DrinkVendingMachine-COL-48-CTLCardinality-11 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
Could not compute solution for formula : DrinkVendingMachine-COL-48-CTLCardinality-12
FORMULA DrinkVendingMachine-COL-48-CTLCardinality-14 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA DrinkVendingMachine-COL-48-CTLCardinality-15 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
BK_STOP 1678979121814
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLCardinality -timeout 360 -rebuildPNML
mcc2023
ctl formula name DrinkVendingMachine-COL-48-CTLCardinality-00
ctl formula formula --ctl=/tmp/510/ctl_0_
ctl formula name DrinkVendingMachine-COL-48-CTLCardinality-02
ctl formula formula --ctl=/tmp/510/ctl_1_
ctl formula name DrinkVendingMachine-COL-48-CTLCardinality-04
ctl formula formula --ctl=/tmp/510/ctl_2_
ctl formula name DrinkVendingMachine-COL-48-CTLCardinality-08
ctl formula formula --ctl=/tmp/510/ctl_3_
ctl formula name DrinkVendingMachine-COL-48-CTLCardinality-11
ctl formula formula --ctl=/tmp/510/ctl_4_
ctl formula name DrinkVendingMachine-COL-48-CTLCardinality-12
ctl formula formula --ctl=/tmp/510/ctl_5_
ctl formula name DrinkVendingMachine-COL-48-CTLCardinality-14
ctl formula formula --ctl=/tmp/510/ctl_6_
ctl formula name DrinkVendingMachine-COL-48-CTLCardinality-15
ctl formula formula --ctl=/tmp/510/ctl_7_
pnml2lts-sym: Exploration order is bfs-prev
pnml2lts-sym: Saturation strategy is sat
pnml2lts-sym: Guided search strategy is unguided
pnml2lts-sym: Attractor strategy is default
pnml2lts-sym: opening model.pnml
pnml2lts-sym: Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-sym: Petri net has 12 places, 10 transitions and 34 arcs
pnml2lts-sym: Petri net Petri analyzed
pnml2lts-sym: There are no safe places
pnml2lts-sym: Loading Petri net took 0.000 real 0.000 user 0.000 sys
pnml2lts-sym: Initializing regrouping layer
pnml2lts-sym: Regroup specification: bs,w2W,ru,hf
pnml2lts-sym: Regroup Boost's Sloan
pnml2lts-sym: Regroup over-approximate must-write to may-write
pnml2lts-sym: Regroup Row sUbsume
pnml2lts-sym: Reqroup Horizontal Flip
pnml2lts-sym: Regrouping: 10->4 groups
pnml2lts-sym: Regrouping took 0.000 real 0.000 user 0.000 sys
pnml2lts-sym: state vector length is 12; there are 4 groups
pnml2lts-sym: Creating a multi-core ListDD domain.
pnml2lts-sym: Sylvan allocates 15.000 GB virtual memory for nodes table and operation cache.
pnml2lts-sym: Initial nodes table and operation cache requires 60.00 MB.
pnml2lts-sym: Using GBgetTransitionsShortR2W as next-state function
pnml2lts-sym: got initial state
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: parsing CTL formula
pnml2lts-sym: converting CTL to mu-calculus...
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: Exploration took 2128 group checks and 0 next state calls
pnml2lts-sym: reachability took 30.850 real 117.590 user 5.510 sys
pnml2lts-sym: counting visited states...
pnml2lts-sym: counting took 0.000 real 0.000 user 0.000 sys
pnml2lts-sym: state space has 13841287201 states, 588 nodes
pnml2lts-sym: Formula /tmp/510/ctl_1_ does not hold for the initial state
pnml2lts-sym: Formula /tmp/510/ctl_3_ holds for the initial state
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: Formula /tmp/510/ctl_7_ does not hold for the initial state
pnml2lts-sym: Formula /tmp/510/ctl_6_ holds for the initial state
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: Formula /tmp/510/ctl_4_ holds for the initial state
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: Formula /tmp/510/ctl_0_ does not hold for the initial state
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
Killing (15) : 516
Killing (9) : 516
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="DrinkVendingMachine-COL-48"
export BK_EXAMINATION="CTLCardinality"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# 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
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is DrinkVendingMachine-COL-48, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r137-smll-167819419000601"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DrinkVendingMachine-COL-48.tgz
mv DrinkVendingMachine-COL-48 execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLCardinality.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 '
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;