Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r037-tajo-167813690600646.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.......................
=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is CANConstruction-PT-040, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r037-tajo-167813690600646
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.9M
-rw-r--r-- 1 mcc users 11K Feb 25 21:25 CTLCardinality.txt
-rw-r--r-- 1 mcc users 94K Feb 25 21:25 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Feb 25 21:20 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K Feb 25 21:20 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.1K Feb 25 15:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 15:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Feb 25 15:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 21:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 79K Feb 25 21:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 21:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 72K Feb 25 21:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 15:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:40 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 2.5M 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 CANConstruction-PT-040-ReachabilityCardinality-00
FORMULA_NAME CANConstruction-PT-040-ReachabilityCardinality-01
FORMULA_NAME CANConstruction-PT-040-ReachabilityCardinality-02
FORMULA_NAME CANConstruction-PT-040-ReachabilityCardinality-03
FORMULA_NAME CANConstruction-PT-040-ReachabilityCardinality-04
FORMULA_NAME CANConstruction-PT-040-ReachabilityCardinality-05
FORMULA_NAME CANConstruction-PT-040-ReachabilityCardinality-06
FORMULA_NAME CANConstruction-PT-040-ReachabilityCardinality-07
FORMULA_NAME CANConstruction-PT-040-ReachabilityCardinality-08
FORMULA_NAME CANConstruction-PT-040-ReachabilityCardinality-09
FORMULA_NAME CANConstruction-PT-040-ReachabilityCardinality-10
FORMULA_NAME CANConstruction-PT-040-ReachabilityCardinality-11
FORMULA_NAME CANConstruction-PT-040-ReachabilityCardinality-12
FORMULA_NAME CANConstruction-PT-040-ReachabilityCardinality-13
FORMULA_NAME CANConstruction-PT-040-ReachabilityCardinality-14
FORMULA_NAME CANConstruction-PT-040-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1678368032435

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=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CANConstruction-PT-040
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202303021504
[2023-03-09 13:20:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-09 13:20:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 13:20:34] [INFO ] Load time of PNML (sax parser for PT used): 201 ms
[2023-03-09 13:20:34] [INFO ] Transformed 3682 places.
[2023-03-09 13:20:34] [INFO ] Transformed 6720 transitions.
[2023-03-09 13:20:34] [INFO ] Parsed PT model containing 3682 places and 6720 transitions and 20000 arcs in 294 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 13 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 14 resets, run finished after 595 ms. (steps per millisecond=16 ) properties (out of 16) seen :9
FORMULA CANConstruction-PT-040-ReachabilityCardinality-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-040-ReachabilityCardinality-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-040-ReachabilityCardinality-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-040-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-040-ReachabilityCardinality-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-040-ReachabilityCardinality-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-040-ReachabilityCardinality-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-040-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-040-ReachabilityCardinality-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 7) seen :0
[2023-03-09 13:20:35] [INFO ] Flatten gal took : 385 ms
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
// Phase 1: matrix 6720 rows 3682 cols
[2023-03-09 13:20:35] [INFO ] Flatten gal took : 202 ms
[2023-03-09 13:20:35] [INFO ] Computed 81 place invariants in 100 ms
[2023-03-09 13:20:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5983487659103386287.gal : 79 ms
[2023-03-09 13:20:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16548138858846137047.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5983487659103386287.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16548138858846137047.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality16548138858846137047.prop.
[2023-03-09 13:20:36] [INFO ] After 876ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-09 13:20:37] [INFO ] [Nat]Absence check using 41 positive place invariants in 70 ms returned sat
[2023-03-09 13:20:37] [INFO ] [Nat]Absence check using 41 positive and 40 generalized place invariants in 39 ms returned sat
[2023-03-09 13:20:39] [INFO ] After 2549ms SMT Verify possible using state equation in natural domain returned unsat :5 sat :2
[2023-03-09 13:20:39] [INFO ] State equation strengthened by 3160 read => feed constraints.
[2023-03-09 13:20:41] [INFO ] After 1801ms SMT Verify possible using 3160 Read/Feed constraints in natural domain returned unsat :5 sat :2
[2023-03-09 13:20:42] [INFO ] After 2800ms SMT Verify possible using trap constraints in natural domain returned unsat :5 sat :2
Attempting to minimize the solution found.
Minimization took 583 ms.
[2023-03-09 13:20:43] [INFO ] After 6796ms SMT Verify possible using all constraints in natural domain returned unsat :5 sat :2
FORMULA CANConstruction-PT-040-ReachabilityCardinality-12 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CANConstruction-PT-040-ReachabilityCardinality-11 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CANConstruction-PT-040-ReachabilityCardinality-09 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CANConstruction-PT-040-ReachabilityCardinality-04 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CANConstruction-PT-040-ReachabilityCardinality-03 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 7 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 41 ms.
Support contains 48 out of 3682 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3682/3682 places, 6720/6720 transitions.
Drop transitions removed 270 transitions
Trivial Post-agglo rules discarded 270 transitions
Performed 270 trivial Post agglomeration. Transition count delta: 270
Iterating post reduction 0 with 270 rules applied. Total rules applied 270 place count 3682 transition count 6450
Reduce places removed 270 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 1 with 273 rules applied. Total rules applied 543 place count 3412 transition count 6447
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 546 place count 3409 transition count 6447
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 546 place count 3409 transition count 6446
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 548 place count 3408 transition count 6446
Discarding 1504 places :
Symmetric choice reduction at 3 with 1504 rule applications. Total rules 2052 place count 1904 transition count 3438
Iterating global reduction 3 with 1504 rules applied. Total rules applied 3556 place count 1904 transition count 3438
Performed 39 Post agglomeration using F-continuation condition.Transition count delta: 39
Deduced a syphon composed of 39 places in 2 ms
Reduce places removed 39 places and 0 transitions.
Iterating global reduction 3 with 78 rules applied. Total rules applied 3634 place count 1865 transition count 3399
Free-agglomeration rule applied 52 times.
Iterating global reduction 3 with 52 rules applied. Total rules applied 3686 place count 1865 transition count 3347
Reduce places removed 52 places and 0 transitions.
Iterating post reduction 3 with 52 rules applied. Total rules applied 3738 place count 1813 transition count 3347
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 4 with 3 rules applied. Total rules applied 3741 place count 1813 transition count 3344
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 3744 place count 1810 transition count 3344
Partial Free-agglomeration rule applied 27 times.
Drop transitions removed 27 transitions
Iterating global reduction 5 with 27 rules applied. Total rules applied 3771 place count 1810 transition count 3344
Applied a total of 3771 rules in 1480 ms. Remains 1810 /3682 variables (removed 1872) and now considering 3344/6720 (removed 3376) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1481 ms. Remains : 1810/3682 places, 3344/6720 transitions.
Incomplete random walk after 10000 steps, including 35 resets, run finished after 153 ms. (steps per millisecond=65 ) properties (out of 2) seen :1
FORMULA CANConstruction-PT-040-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 3344 rows 1810 cols
[2023-03-09 13:20:45] [INFO ] Computed 81 place invariants in 25 ms
[2023-03-09 13:20:45] [INFO ] After 160ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 13:20:45] [INFO ] [Nat]Absence check using 41 positive place invariants in 27 ms returned sat
[2023-03-09 13:20:45] [INFO ] [Nat]Absence check using 41 positive and 40 generalized place invariants in 12 ms returned sat
[2023-03-09 13:20:46] [INFO ] After 907ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 13:20:46] [INFO ] State equation strengthened by 3213 read => feed constraints.
[2023-03-09 13:20:47] [INFO ] After 754ms SMT Verify possible using 3213 Read/Feed constraints in natural domain returned unsat :0 sat :1
SDD proceeding with computation,7 properties remain. new max is 4
SDD size :1 after 42
SDD proceeding with computation,7 properties remain. new max is 8
SDD size :42 after 43
SDD proceeding with computation,7 properties remain. new max is 16
SDD size :43 after 45
[2023-03-09 13:20:47] [INFO ] After 1062ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
SDD proceeding with computation,7 properties remain. new max is 32
SDD size :45 after 48
SDD proceeding with computation,7 properties remain. new max is 64
SDD size :48 after 54
SDD proceeding with computation,7 properties remain. new max is 128
SDD size :54 after 65
Minimization took 171 ms.
[2023-03-09 13:20:47] [INFO ] After 2423ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 7 ms.
Support contains 46 out of 1810 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1810/1810 places, 3344/3344 transitions.
SDD proceeding with computation,7 properties remain. new max is 256
SDD size :65 after 82
SDD proceeding with computation,7 properties remain. new max is 512
SDD size :82 after 92
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1809 transition count 3343
SDD proceeding with computation,7 properties remain. new max is 1024
SDD size :92 after 101
Applied a total of 2 rules in 500 ms. Remains 1809 /1810 variables (removed 1) and now considering 3343/3344 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 500 ms. Remains : 1809/1810 places, 3343/3344 transitions.
Finished random walk after 5474 steps, including 19 resets, run visited all 1 properties in 52 ms. (steps per millisecond=105 )
FORMULA CANConstruction-PT-040-ReachabilityCardinality-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
ITS runner failed with exception null
java.lang.InterruptedException
at java.base/java.lang.Object.wait(Native Method)
at java.base/java.lang.Thread.join(Thread.java:1304)
at java.base/java.lang.Thread.join(Thread.java:1372)
at fr.lip6.move.gal.application.runner.AbstractRunner.join(AbstractRunner.java:27)
at fr.lip6.move.gal.application.runner.its.ITSRunner.join(ITSRunner.java:177)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:675)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:63)
at java.base/java.lang.Thread.run(Thread.java:833)
All properties solved without resorting to model-checking.
Total runtime 14063 ms.

BK_STOP 1678368049281

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="CANConstruction-PT-040"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="itstools"
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 itstools"
echo " Input is CANConstruction-PT-040, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r037-tajo-167813690600646"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CANConstruction-PT-040.tgz
mv CANConstruction-PT-040 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;