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.r232-tall-171649622000247.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 greatspnxred
Input is LeafsetExtension-PT-S64C3, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r232-tall-171649622000247
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 14M
-rw-r--r-- 1 mcc users 15K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 7.3K Apr 22 14:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 33K Apr 22 14:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.8K May 19 07:22 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Apr 12 13:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 103K Apr 12 13:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 12 13:46 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 55K Apr 12 13:46 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.3K Apr 22 14:51 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.3K Apr 22 14:51 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 14M 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

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1716539610194

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=LeafsetExtension-PT-S64C3
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-24 08:33:31] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-24 08:33:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-24 08:33:32] [INFO ] Load time of PNML (sax parser for PT used): 734 ms
[2024-05-24 08:33:32] [INFO ] Transformed 21462 places.
[2024-05-24 08:33:32] [INFO ] Transformed 21129 transitions.
[2024-05-24 08:33:32] [INFO ] Parsed PT model containing 21462 places and 21129 transitions and 67740 arcs in 932 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 21462/21462 places, 21129/21129 transitions.
Reduce places removed 4229 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8320 transitions
Trivial Post-agglo rules discarded 8320 transitions
Performed 8320 trivial Post agglomeration. Transition count delta: 8320
Iterating post reduction 0 with 12549 rules applied. Total rules applied 12549 place count 17233 transition count 12809
Reduce places removed 8320 places and 0 transitions.
Iterating post reduction 1 with 8320 rules applied. Total rules applied 20869 place count 8913 transition count 12809
Performed 130 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 130 Pre rules applied. Total rules applied 20869 place count 8913 transition count 12679
Deduced a syphon composed of 130 places in 20 ms
Reduce places removed 130 places and 0 transitions.
Iterating global reduction 2 with 260 rules applied. Total rules applied 21129 place count 8783 transition count 12679
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 14 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 21133 place count 8781 transition count 12677
Applied a total of 21133 rules in 881 ms. Remains 8781 /21462 variables (removed 12681) and now considering 12677/21129 (removed 8452) transitions.
// Phase 1: matrix 12677 rows 8781 cols
[2024-05-24 08:33:34] [INFO ] Computed 198 invariants in 1040 ms
[2024-05-24 08:33:44] [INFO ] Implicit Places using invariants in 10834 ms returned [133, 266, 399, 532, 665, 798, 931, 1064, 1197, 1330, 1463, 1596, 1729, 1862, 1995, 2128, 2261, 2394, 2527, 2660, 2793, 2926, 3059, 3192, 3325, 3458, 3591, 3724, 3857, 3990, 4123, 4256, 4258, 4390, 4523, 4656, 4789, 4922, 5055, 5188, 5321, 5454, 5587, 5720, 5853, 5986, 6119, 6252, 6385, 6518, 6651, 6784, 6917, 7050, 7183, 7316, 7449, 7582, 7715, 7848, 7981, 8114, 8247, 8380, 8513, 8646]
Discarding 66 places :
Implicit Place search using SMT only with invariants took 10914 ms to find 66 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 8715/21462 places, 12677/21129 transitions.
Performed 4160 Post agglomeration using F-continuation condition.Transition count delta: 4160
Deduced a syphon composed of 4160 places in 6 ms
Reduce places removed 4160 places and 0 transitions.
Iterating global reduction 0 with 8320 rules applied. Total rules applied 8320 place count 4555 transition count 8517
Applied a total of 8320 rules in 1075 ms. Remains 4555 /8715 variables (removed 4160) and now considering 8517/12677 (removed 4160) transitions.
// Phase 1: matrix 8517 rows 4555 cols
[2024-05-24 08:33:45] [INFO ] Computed 132 invariants in 606 ms
[2024-05-24 08:33:48] [INFO ] Implicit Places using invariants in 3363 ms returned []
[2024-05-24 08:33:48] [INFO ] Invariant cache hit.
[2024-05-24 08:34:22] [INFO ] Performed 3333/4555 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-24 08:34:45] [INFO ] Implicit Places using invariants and state equation in 57198 ms returned []
Implicit Place search using SMT with State Equation took 60563 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 4555/21462 places, 8517/21129 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 73455 ms. Remains : 4555/21462 places, 8517/21129 transitions.
Initial state reduction rules removed 65 formulas.
RANDOM walk for 40000 steps (2829 resets) in 11712 ms. (3 steps per ms) remains 625/8452 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 14 ms. (8 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 625/625 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 625/625 properties
[2024-05-24 08:34:49] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 755/13072 variables, and 0 constraints, problems are : Problem set: 0 solved, 625 unsolved in 5023 ms.
Refiners :[Generalized P Invariants (flows): 0/132 constraints, State Equation: 0/4555 constraints, PredecessorRefiner: 625/625 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 625 unsolved
Error getting values : (error "ParserException while parsing response: ((s22 1)
(s23 1)
(s24 1)
(s41 1)
(s48 1)
(s52 1)
(s65 1)
(s78 1)
(s81 1)
(s83 1)
(s91 1)
(s100 1)
(s102 1)
(s107 1)
(s110 1)
(s117 1)
(s147 1)
(s150 1)
(s157 1)
(s160 1)
(s181 1)
(s192 1)
(s208 1)
(s211 1)
(s216 1)
(s224 1)
(s238 1)
(s253 1)
(s265 1)
(s278 1)
(s287 1)
(s290 1)
(s299 1)
(s306 1)
(s309 1)
(s324 1)
(s326 1)
(s334 1)
(s342 1)
(s352 1)
(s356 1)
(s365 1)
(s371 1)
(s372 1)
(s376 1)
(s379 1)
(s381 1)
(s383 1)
(s385 1)
(s387 1)
(s393 1)
(s412 1)
(s413 1)
(s415 1)
(s421 1)
(s430 1)
(s439 1)
(s449 1)
(s455 1)
(s457 1)
(s471 1)
(s479 1)
(s480 1)
(s491 1)
(s492 1)
(s495 1)
(s502 1)
(s507 1)
(s510 1)
(s516 1)
(s517 1)
(s524 1)
(s539 1)
(s551 1)
(s552 1)
(s561 1)
(s564 1)
(s570 1)
(s571 1)
(s574 1)
(s581 1)
(s592 1)
(s604 1)
(s625 1)
(s626 1)
(s638 1)
(s640 1)
(s643 1)
(s658 1)
(s663 1)
(s665 1)
(s669 1)
(s670 1)
(s691 1)
(s711 1)
(s712 1)
(s714 1)
(s717 1)
(s719 1)
(s721 1)
(s742 1)
(s744 1)
(s752 1)
(s760 1)
(s761 1)
(s774 1)
(s778 1)
(s780 1)
(s783 1)
(s796 1)
(s826 1)
(s829 1)
(s836 1)
(s838 1)
(s850 1)
(s851 1)
(s854 1)
(s872 1)
(s874 1)
(s881 1)
(s888 1)
(s920 1)
(s926 1)
(s933 1)
(s936 1)
(s937 1)
(s945 1)
(s957 1)
(s958 1)
(s960 1)
(s965 1)
(s983 1)
(s1005 1)
(s1009 1)
(s1012 1)
(s1022 1)
(s1027 1)
(s1029 1)
(s1030 1)
(s1041 1)
(s1044 1)
(s1047 1)
(s1055 1)
(s1068 1)
(s1070 1)
(s1073 1)
(s1078 1)
(s1079 1)
(s1082 1)
(s1085 1)
(s1121 1)
(s1122 1)
(s1133 1)
(s1142 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 755/13072 variables, and 0 constraints, problems are : Problem set: 0 solved, 625 unsolved in 5021 ms.
Refiners :[Generalized P Invariants (flows): 0/132 constraints, State Equation: 0/4555 constraints, PredecessorRefiner: 0/625 constraints, Known Traps: 0/0 constraints]
After SMT, in 11083ms problems are : Problem set: 0 solved, 625 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 755 out of 4555 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4555/4555 places, 8517/8517 transitions.
Graph (complete) has 17290 edges and 4555 vertex of which 4553 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.23 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 4553 transition count 8515
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 4551 transition count 8515
Discarding 3405 places :
Symmetric choice reduction at 2 with 3405 rule applications. Total rules 3410 place count 1146 transition count 5110
Iterating global reduction 2 with 3405 rules applied. Total rules applied 6815 place count 1146 transition count 5110
Free-agglomeration rule (complex) applied 65 times.
Iterating global reduction 2 with 65 rules applied. Total rules applied 6880 place count 1146 transition count 5045
Reduce places removed 65 places and 0 transitions.
Iterating post reduction 2 with 65 rules applied. Total rules applied 6945 place count 1081 transition count 5045
Applied a total of 6945 rules in 647 ms. Remains 1081 /4555 variables (removed 3474) and now considering 5045/8517 (removed 3472) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 648 ms. Remains : 1081/4555 places, 5045/8517 transitions.
RANDOM walk for 278414 steps (27739 resets) in 120011 ms. (2 steps per ms) remains 0/625 properties
Able to resolve query QuasiLiveness after proving 8517 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 119962 ms.
ITS solved all properties within timeout

BK_STOP 1716539731394

--------------------
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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

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="LeafsetExtension-PT-S64C3"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 greatspnxred"
echo " Input is LeafsetExtension-PT-S64C3, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r232-tall-171649622000247"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LeafsetExtension-PT-S64C3.tgz
mv LeafsetExtension-PT-S64C3 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;