Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r092-tall-171624189600599.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
................
=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is DBSingleClientW-PT-d2m10, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r092-tall-171624189600599
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.9M
-rw-r--r-- 1 mcc users 8.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Apr 22 14:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 22 14:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 19 07:15 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.6K Apr 12 12:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 83K Apr 12 12:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Apr 12 12:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 37K Apr 12 12:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 19 07:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 19 15:24 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 6 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 1.6M May 18 16:42 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 DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-00
FORMULA_NAME DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-01
FORMULA_NAME DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-02
FORMULA_NAME DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-03
FORMULA_NAME DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-04
FORMULA_NAME DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-05
FORMULA_NAME DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-06
FORMULA_NAME DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-07
FORMULA_NAME DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-08
FORMULA_NAME DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-09
FORMULA_NAME DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-10
FORMULA_NAME DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-11
FORMULA_NAME DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-12
FORMULA_NAME DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-13
FORMULA_NAME DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-14
FORMULA_NAME DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1716333781147

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DBSingleClientW-PT-d2m10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202405141337
[2024-05-21 23:23:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-21 23:23:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 23:23:02] [INFO ] Load time of PNML (sax parser for PT used): 195 ms
[2024-05-21 23:23:02] [INFO ] Transformed 4763 places.
[2024-05-21 23:23:02] [INFO ] Transformed 2478 transitions.
[2024-05-21 23:23:02] [INFO ] Parsed PT model containing 4763 places and 2478 transitions and 9912 arcs in 317 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 12 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 3580 places in 23 ms
Reduce places removed 3580 places and 0 transitions.
[2024-05-21 23:23:03] [INFO ] Flatten gal took : 463 ms
RANDOM walk for 40000 steps (9234 resets) in 3944 ms. (10 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (181 resets) in 178 ms. (22 steps per ms) remains 16/16 properties
[2024-05-21 23:23:03] [INFO ] Flatten gal took : 240 ms
BEST_FIRST walk for 4003 steps (150 resets) in 39 ms. (100 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (382 resets) in 67 ms. (58 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (185 resets) in 57 ms. (68 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (373 resets) in 110 ms. (36 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (189 resets) in 39 ms. (100 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (377 resets) in 83 ms. (47 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (187 resets) in 35 ms. (111 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (166 resets) in 73 ms. (54 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (178 resets) in 66 ms. (59 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (416 resets) in 43 ms. (90 steps per ms) remains 16/16 properties
[2024-05-21 23:23:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12456322300689816729.gal : 95 ms
BEST_FIRST walk for 4002 steps (175 resets) in 37 ms. (105 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (163 resets) in 54 ms. (72 steps per ms) remains 16/16 properties
[2024-05-21 23:23:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7856875936251834271.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12456322300689816729.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7856875936251834271.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 4002 steps (393 resets) in 60 ms. (65 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (166 resets) in 28 ms. (138 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (166 resets) in 49 ms. (80 steps per ms) remains 16/16 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality7856875936251834271.prop.
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 5
Interrupted probabilistic random walk after 199351 steps, run timeout after 3001 ms. (steps per millisecond=66 ) properties seen :13 out of 16
Probabilistic random walk after 199351 steps, saw 84216 distinct states, run finished after 3005 ms. (steps per millisecond=66 ) properties seen :13
FORMULA DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-11 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-01 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
// Phase 1: matrix 2478 rows 1183 cols
[2024-05-21 23:23:07] [INFO ] Computed 6 invariants in 135 ms
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :5 after 24
[2024-05-21 23:23:07] [INFO ] State equation strengthened by 1588 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 521/550 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/550 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 3/553 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/553 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-03 is UNSAT
FORMULA DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-03 FALSE TECHNIQUES SMT_REFINEMENT
Problem DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-09 is UNSAT
FORMULA DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-09 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 5 (OVERLAPS) 630/1183 variables, 4/6 constraints. Problems are: Problem set: 2 solved, 1 unsolved
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :24 after 66
[2024-05-21 23:23:09] [INFO ] Deduced a trap composed of 125 places in 961 ms of which 94 ms to minimize.
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :66 after 108
[2024-05-21 23:23:10] [INFO ] Deduced a trap composed of 122 places in 1090 ms of which 20 ms to minimize.
[2024-05-21 23:23:11] [INFO ] Deduced a trap composed of 146 places in 1068 ms of which 15 ms to minimize.
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :108 after 150
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :150 after 192
[2024-05-21 23:23:13] [INFO ] Deduced a trap composed of 161 places in 1395 ms of which 8 ms to minimize.
SMT process timed out in 6030ms, After SMT, problems are : Problem set: 2 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 1183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1183/1183 places, 2478/2478 transitions.
Graph (complete) has 4476 edges and 1183 vertex of which 1136 are kept as prefixes of interest. Removing 47 places using SCC suffix rule.6 ms
Discarding 47 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 18 transitions
Ensure Unique test removed 199 transitions
Reduce isomorphic transitions removed 217 transitions.
Iterating post reduction 0 with 217 rules applied. Total rules applied 218 place count 1136 transition count 2261
Discarding 391 places :
Symmetric choice reduction at 1 with 391 rule applications. Total rules 609 place count 745 transition count 1200
Iterating global reduction 1 with 391 rules applied. Total rules applied 1000 place count 745 transition count 1200
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 1009 place count 745 transition count 1191
Discarding 315 places :
Symmetric choice reduction at 2 with 315 rule applications. Total rules 1324 place count 430 transition count 876
Iterating global reduction 2 with 315 rules applied. Total rules applied 1639 place count 430 transition count 876
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 1651 place count 430 transition count 864
Discarding 241 places :
Symmetric choice reduction at 3 with 241 rule applications. Total rules 1892 place count 189 transition count 525
Iterating global reduction 3 with 241 rules applied. Total rules applied 2133 place count 189 transition count 525
Ensure Unique test removed 213 transitions
Reduce isomorphic transitions removed 213 transitions.
Iterating post reduction 3 with 213 rules applied. Total rules applied 2346 place count 189 transition count 312
Discarding 24 places :
Symmetric choice reduction at 4 with 24 rule applications. Total rules 2370 place count 165 transition count 273
Iterating global reduction 4 with 24 rules applied. Total rules applied 2394 place count 165 transition count 273
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 2400 place count 165 transition count 267
Discarding 16 places :
Symmetric choice reduction at 5 with 16 rule applications. Total rules 2416 place count 149 transition count 251
Iterating global reduction 5 with 16 rules applied. Total rules applied 2432 place count 149 transition count 251
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 2435 place count 149 transition count 248
Discarding 14 places :
Symmetric choice reduction at 6 with 14 rule applications. Total rules 2449 place count 135 transition count 234
Iterating global reduction 6 with 14 rules applied. Total rules applied 2463 place count 135 transition count 234
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 6 with 13 rules applied. Total rules applied 2476 place count 135 transition count 221
Discarding 8 places :
Symmetric choice reduction at 7 with 8 rule applications. Total rules 2484 place count 127 transition count 177
Iterating global reduction 7 with 8 rules applied. Total rules applied 2492 place count 127 transition count 177
Applied a total of 2492 rules in 241 ms. Remains 127 /1183 variables (removed 1056) and now considering 177/2478 (removed 2301) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 249 ms. Remains : 127/1183 places, 177/2478 transitions.
RANDOM walk for 40000 steps (9193 resets) in 170 ms. (233 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (3704 resets) in 79 ms. (500 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 17036 steps, run visited all 1 properties in 27 ms. (steps per millisecond=630 )
Probabilistic random walk after 17036 steps, saw 7954 distinct states, run finished after 30 ms. (steps per millisecond=567 ) properties seen :1
FORMULA DBSingleClientW-PT-d2m10-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 11420 ms.

BK_STOP 1716333793730

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -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="DBSingleClientW-PT-d2m10"
export BK_EXAMINATION="ReachabilityFireability"
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 2-5568"
echo " Executing tool itstools"
echo " Input is DBSingleClientW-PT-d2m10, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r092-tall-171624189600599"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d2m10.tgz
mv DBSingleClientW-PT-d2m10 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;