fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r229-tall-167856413200382
Last Updated
May 14, 2023

About the Execution of ITS-Tools for LamportFastMutEx-COL-7

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
502.783 7812.00 22639.00 345.20 FFFFTTTTFTFFFTTF 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.r229-tall-167856413200382.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)
.................
=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is LamportFastMutEx-COL-7, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r229-tall-167856413200382
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 552K
-rw-r--r-- 1 mcc users 9.5K Feb 25 13:43 CTLCardinality.txt
-rw-r--r-- 1 mcc users 105K Feb 25 13:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Feb 25 13:41 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 25 13:41 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.1K Feb 25 16:20 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Feb 25 16:20 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:20 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 13:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 121K Feb 25 13:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 13:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Feb 25 13:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 16:20 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:20 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_pt
-rw-r--r-- 1 mcc users 2 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 43K 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 LamportFastMutEx-COL-7-ReachabilityCardinality-00
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-01
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-02
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-03
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-04
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-05
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-06
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-07
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-08
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-09
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-10
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-11
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-12
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-13
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-14
FORMULA_NAME LamportFastMutEx-COL-7-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1679477880636

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=LamportFastMutEx-COL-7
Not applying reductions.
Model is COL
ReachabilityCardinality COL
Running Version 202303021504
[2023-03-22 09:38:02] [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]
[2023-03-22 09:38:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 09:38:02] [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.
[2023-03-22 09:38:02] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-22 09:38:02] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 459 ms
[2023-03-22 09:38:02] [INFO ] Imported 18 HL places and 17 HL transitions for a total of 264 PT places and 672.0 transition bindings in 17 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 23 ms.
Working with output stream class java.io.PrintStream
[2023-03-22 09:38:02] [INFO ] Built PT skeleton of HLPN with 18 places and 17 transitions 68 arcs in 3 ms.
[2023-03-22 09:38:02] [INFO ] Skeletonized 16 HLPN properties in 1 ms.
Remains 16 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
[2023-03-22 09:38:02] [INFO ] Flatten gal took : 14 ms
[2023-03-22 09:38:02] [INFO ] Flatten gal took : 3 ms
FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-00 FALSE TECHNIQUES CPN_APPROX
FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-06 TRUE TECHNIQUES CPN_APPROX
Domain [pid(8), pid(8)] of place P_wait breaks symmetries in sort pid
Symmetric sort wr.t. initial and guards and successors and join/free detected :P_bool
Arc [3:1*[$i, 1]] contains constants of sort P_bool
Transition T_setbi_2 : constants on arcs in [[3:1*[$i, 1]]] introduces in P_bool(2) partition with 1 elements that refines current partition to 2 subsets.
[2023-03-22 09:38:02] [INFO ] Unfolded HLPN to a Petri net with 264 places and 536 transitions 2352 arcs in 24 ms.
[2023-03-22 09:38:02] [INFO ] Unfolded 16 HLPN properties in 7 ms.
Deduced a syphon composed of 45 places in 3 ms
Reduce places removed 45 places and 74 transitions.
[2023-03-22 09:38:02] [INFO ] Flatten gal took : 84 ms
[2023-03-22 09:38:03] [INFO ] Flatten gal took : 101 ms
[2023-03-22 09:38:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17329999805194584384.gal : 52 ms
[2023-03-22 09:38:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8232408184841204604.prop : 5 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/ReachabilityCardinality17329999805194584384.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8232408184841204604.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/ReachabilityCardinality8232408184841204604.prop.
SDD proceeding with computation,14 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,14 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,14 properties remain. new max is 16
SDD size :7 after 9
Reachability property LamportFastMutEx-COL-7-ReachabilityCardinality-09 is true.
FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-09 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Invariant property LamportFastMutEx-COL-7-ReachabilityCardinality-08 does not hold.
FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,12 properties remain. new max is 16
SDD size :9 after 59
SDD proceeding with computation,12 properties remain. new max is 32
SDD size :59 after 82
SDD proceeding with computation,12 properties remain. new max is 64
SDD size :82 after 101
Incomplete random walk after 10000 steps, including 2 resets, run finished after 621 ms. (steps per millisecond=16 ) properties (out of 14) seen :4
FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
SDD proceeding with computation,12 properties remain. new max is 128
SDD size :101 after 146
SDD proceeding with computation,12 properties remain. new max is 256
SDD size :146 after 432
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 129 ms. (steps per millisecond=77 ) properties (out of 10) seen :0
SDD proceeding with computation,12 properties remain. new max is 512
SDD size :432 after 1658
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 133 ms. (steps per millisecond=75 ) properties (out of 10) seen :0
SDD proceeding with computation,12 properties remain. new max is 1024
SDD size :1658 after 2513
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 55 ms. (steps per millisecond=181 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 10) seen :0
Invariant property LamportFastMutEx-COL-7-ReachabilityCardinality-11 does not hold.
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 10) seen :0
SDD proceeding with computation,11 properties remain. new max is 1024
SDD size :2513 after 6160
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 141 ms. (steps per millisecond=70 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 10) seen :0
Running SMT prover for 10 properties.
[2023-03-22 09:38:04] [INFO ] Flow matrix only has 336 transitions (discarded 126 similar events)
// Phase 1: matrix 336 rows 219 cols
[2023-03-22 09:38:04] [INFO ] Computed 65 place invariants in 9 ms
SDD proceeding with computation,11 properties remain. new max is 2048
SDD size :6160 after 26212
SDD proceeding with computation,11 properties remain. new max is 4096
SDD size :26212 after 44962
[2023-03-22 09:38:05] [INFO ] [Real]Absence check using 65 positive place invariants in 16 ms returned sat
[2023-03-22 09:38:05] [INFO ] After 386ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:9
[2023-03-22 09:38:05] [INFO ] [Nat]Absence check using 65 positive place invariants in 12 ms returned sat
[2023-03-22 09:38:05] [INFO ] After 90ms SMT Verify possible using state equation in natural domain returned unsat :9 sat :1
[2023-03-22 09:38:05] [INFO ] State equation strengthened by 91 read => feed constraints.
[2023-03-22 09:38:05] [INFO ] After 25ms SMT Verify possible using 91 Read/Feed constraints in natural domain returned unsat :9 sat :1
[2023-03-22 09:38:05] [INFO ] Deduced a trap composed of 11 places in 151 ms of which 15 ms to minimize.
[2023-03-22 09:38:05] [INFO ] Deduced a trap composed of 16 places in 93 ms of which 1 ms to minimize.
[2023-03-22 09:38:06] [INFO ] Deduced a trap composed of 16 places in 105 ms of which 1 ms to minimize.
[2023-03-22 09:38:06] [INFO ] Deduced a trap composed of 18 places in 128 ms of which 1 ms to minimize.
SDD proceeding with computation,11 properties remain. new max is 8192
SDD size :44962 after 71811
[2023-03-22 09:38:06] [INFO ] Deduced a trap composed of 16 places in 116 ms of which 1 ms to minimize.
[2023-03-22 09:38:06] [INFO ] Deduced a trap composed of 16 places in 119 ms of which 0 ms to minimize.
[2023-03-22 09:38:06] [INFO ] Deduced a trap composed of 16 places in 88 ms of which 0 ms to minimize.
[2023-03-22 09:38:06] [INFO ] Deduced a trap composed of 16 places in 98 ms of which 0 ms to minimize.
[2023-03-22 09:38:06] [INFO ] Deduced a trap composed of 9 places in 145 ms of which 1 ms to minimize.
[2023-03-22 09:38:06] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 9 trap constraints in 1145 ms
[2023-03-22 09:38:06] [INFO ] After 1176ms SMT Verify possible using trap constraints in natural domain returned unsat :10 sat :0
[2023-03-22 09:38:06] [INFO ] After 1533ms SMT Verify possible using all constraints in natural domain returned unsat :10 sat :0
FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-14 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-13 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-12 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-10 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-07 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-05 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-04 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-03 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-02 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA LamportFastMutEx-COL-7-ReachabilityCardinality-01 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 10 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
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 4727 ms.

BK_STOP 1679477888448

--------------------
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="LamportFastMutEx-COL-7"
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 LamportFastMutEx-COL-7, 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 r229-tall-167856413200382"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-COL-7.tgz
mv LamportFastMutEx-COL-7 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 ;