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.r343-tall-167889215100106.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 RERS17pb115-PT-4, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r343-tall-167889215100106
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 70M
-rw-r--r-- 1 mcc users 6.4K Feb 25 13:57 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Feb 25 13:57 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 25 13:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 35K Feb 25 13:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Feb 25 16:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 14:07 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 120K Feb 25 14:07 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Feb 25 14:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K Feb 25 14:01 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:39 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 69M Mar 5 18:23 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 ReachabilityDeadlock

=== Now, execution of the tool begins

BK_START 1679129391377

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=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=RERS17pb115-PT-4
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-18 08:49:53] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-03-18 08:49:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 08:49:55] [INFO ] Load time of PNML (sax parser for PT used): 1979 ms
[2023-03-18 08:49:55] [INFO ] Transformed 1399 places.
[2023-03-18 08:49:55] [INFO ] Transformed 144369 transitions.
[2023-03-18 08:49:55] [INFO ] Parsed PT model containing 1399 places and 144369 transitions and 577414 arcs in 2537 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 3 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 50 ms.273028KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 1399/1399 places, 144369/144369 transitions.
Computed a total of 19 stabilizing places and 1 stable transitions
Ensure Unique test removed 18 places
Computed a total of 1 stabilizing places and 1 stable transitions
Iterating post reduction 0 with 18 rules applied. Total rules applied 18 place count 1381 transition count 144369
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 19 place count 1380 transition count 144368
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 19 rules in 3609 ms. Remains 1380 /1399 variables (removed 19) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 3626 ms. Remains : 1380/1399 places, 144368/144369 transitions.
Interrupted Random walk after 307626 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=10 )
[2023-03-18 08:50:30] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-18 08:50:30] [INFO ] Computed 19 place invariants in 461 ms
[2023-03-18 08:50:54] [INFO ] [Real]Absence check using 19 positive place invariants in 96 ms returned sat
[2023-03-18 08:50:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 08:51:13] [INFO ] [Real]Absence check using state equation in 19496 ms returned sat
[2023-03-18 08:51:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 08:51:37] [INFO ] [Nat]Absence check using 19 positive place invariants in 62 ms returned sat
[2023-03-18 08:51:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 08:51:56] [INFO ] [Nat]Absence check using state equation in 18910 ms returned sat
[2023-03-18 08:51:58] [INFO ] State equation strengthened by 741 read => feed constraints.
[2023-03-18 08:52:04] [INFO ] [Nat]Added 741 Read/Feed constraints in 5498 ms returned sat
[2023-03-18 08:52:13] [INFO ] Deduced a trap composed of 40 places in 7888 ms of which 4 ms to minimize.
[2023-03-18 08:52:22] [INFO ] Deduced a trap composed of 34 places in 8045 ms of which 5 ms to minimize.
[2023-03-18 08:52:30] [INFO ] Deduced a trap composed of 48 places in 7544 ms of which 2 ms to minimize.
[2023-03-18 08:52:39] [INFO ] Deduced a trap composed of 64 places in 7937 ms of which 2 ms to minimize.
[2023-03-18 08:52:48] [INFO ] Deduced a trap composed of 64 places in 7218 ms of which 1 ms to minimize.
[2023-03-18 08:52:55] [INFO ] Deduced a trap composed of 96 places in 5893 ms of which 0 ms to minimize.
[2023-03-18 08:53:02] [INFO ] Deduced a trap composed of 16 places in 6662 ms of which 1 ms to minimize.
[2023-03-18 08:53:11] [INFO ] Deduced a trap composed of 40 places in 7478 ms of which 2 ms to minimize.
[2023-03-18 08:53:19] [INFO ] Deduced a trap composed of 80 places in 7319 ms of which 1 ms to minimize.
[2023-03-18 08:53:27] [INFO ] Deduced a trap composed of 64 places in 6969 ms of which 1 ms to minimize.
[2023-03-18 08:53:37] [INFO ] Deduced a trap composed of 40 places in 8106 ms of which 1 ms to minimize.
[2023-03-18 08:53:45] [INFO ] Deduced a trap composed of 64 places in 7388 ms of which 0 ms to minimize.
[2023-03-18 08:53:54] [INFO ] Deduced a trap composed of 72 places in 7477 ms of which 0 ms to minimize.
[2023-03-18 08:54:03] [INFO ] Deduced a trap composed of 72 places in 8402 ms of which 1 ms to minimize.
[2023-03-18 08:54:12] [INFO ] Deduced a trap composed of 64 places in 7444 ms of which 1 ms to minimize.
[2023-03-18 08:54:20] [INFO ] Deduced a trap composed of 72 places in 6718 ms of which 1 ms to minimize.
[2023-03-18 08:54:28] [INFO ] Deduced a trap composed of 48 places in 6790 ms of which 1 ms to minimize.
[2023-03-18 08:54:36] [INFO ] Deduced a trap composed of 72 places in 6806 ms of which 0 ms to minimize.
[2023-03-18 08:54:45] [INFO ] Deduced a trap composed of 128 places in 7742 ms of which 1 ms to minimize.
[2023-03-18 08:54:54] [INFO ] Deduced a trap composed of 96 places in 7847 ms of which 0 ms to minimize.
[2023-03-18 08:55:03] [INFO ] Deduced a trap composed of 96 places in 8037 ms of which 1 ms to minimize.
[2023-03-18 08:55:11] [INFO ] Deduced a trap composed of 128 places in 7361 ms of which 1 ms to minimize.
[2023-03-18 08:55:19] [INFO ] Deduced a trap composed of 72 places in 6305 ms of which 0 ms to minimize.
[2023-03-18 08:55:27] [INFO ] Deduced a trap composed of 128 places in 6712 ms of which 1 ms to minimize.
[2023-03-18 08:55:35] [INFO ] Deduced a trap composed of 128 places in 6965 ms of which 0 ms to minimize.
[2023-03-18 08:55:43] [INFO ] Deduced a trap composed of 72 places in 6615 ms of which 1 ms to minimize.
[2023-03-18 08:55:51] [INFO ] Deduced a trap composed of 128 places in 7038 ms of which 1 ms to minimize.
[2023-03-18 08:56:00] [INFO ] Deduced a trap composed of 128 places in 7009 ms of which 0 ms to minimize.
[2023-03-18 08:56:08] [INFO ] Deduced a trap composed of 96 places in 6890 ms of which 1 ms to minimize.
[2023-03-18 08:56:16] [INFO ] Deduced a trap composed of 64 places in 7355 ms of which 0 ms to minimize.
[2023-03-18 08:56:16] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking Deadlocks.
Interrupted Random directed walk after 174563 steps, including 0 resets, run timeout after 30003 ms. (steps per millisecond=5 )
Interrupted Random walk after 302021 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=10 )
Interrupted Random directed walk after 160335 steps, including 0 resets, run timeout after 30003 ms. (steps per millisecond=5 )
Interrupted Random walk after 267289 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=8 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 1412 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-18 08:58:18] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-18 08:58:18] [INFO ] Invariant cache hit.
[2023-03-18 08:58:26] [INFO ] Implicit Places using invariants in 8587 ms returned []
Implicit Place search using SMT only with invariants took 8597 ms to find 0 implicit places.
[2023-03-18 08:58:26] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-18 08:58:26] [INFO ] Invariant cache hit.
[2023-03-18 08:58:57] [INFO ] Performed 89771/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-18 08:59:15] [INFO ] Dead Transitions using invariants and state equation in 48520 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 58532 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Interrupted Random walk after 263110 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=8 )
[2023-03-18 08:59:45] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-18 08:59:45] [INFO ] Invariant cache hit.
[2023-03-18 09:00:09] [INFO ] [Real]Absence check using 19 positive place invariants in 36 ms returned sat
[2023-03-18 09:00:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-18 09:00:29] [INFO ] [Real]Absence check using state equation in 19771 ms returned sat
[2023-03-18 09:00:30] [INFO ] Solution in real domain found non-integer solution.
[2023-03-18 09:00:53] [INFO ] [Nat]Absence check using 19 positive place invariants in 120 ms returned sat
[2023-03-18 09:00:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-18 09:01:12] [INFO ] [Nat]Absence check using state equation in 19001 ms returned sat
[2023-03-18 09:01:13] [INFO ] State equation strengthened by 741 read => feed constraints.
[2023-03-18 09:01:20] [INFO ] [Nat]Added 741 Read/Feed constraints in 7007 ms returned sat
[2023-03-18 09:01:28] [INFO ] Deduced a trap composed of 48 places in 6615 ms of which 1 ms to minimize.
[2023-03-18 09:01:36] [INFO ] Deduced a trap composed of 64 places in 6468 ms of which 1 ms to minimize.
[2023-03-18 09:01:43] [INFO ] Deduced a trap composed of 16 places in 6463 ms of which 0 ms to minimize.
[2023-03-18 09:01:52] [INFO ] Deduced a trap composed of 40 places in 6773 ms of which 1 ms to minimize.
[2023-03-18 09:02:00] [INFO ] Deduced a trap composed of 48 places in 6860 ms of which 3 ms to minimize.
[2023-03-18 09:02:07] [INFO ] Deduced a trap composed of 128 places in 6567 ms of which 1 ms to minimize.
[2023-03-18 09:02:16] [INFO ] Deduced a trap composed of 80 places in 6913 ms of which 1 ms to minimize.
[2023-03-18 09:02:23] [INFO ] Deduced a trap composed of 72 places in 6177 ms of which 2 ms to minimize.
[2023-03-18 09:02:31] [INFO ] Deduced a trap composed of 128 places in 6581 ms of which 3 ms to minimize.
[2023-03-18 09:02:38] [INFO ] Deduced a trap composed of 72 places in 6279 ms of which 13 ms to minimize.
[2023-03-18 09:02:46] [INFO ] Deduced a trap composed of 72 places in 6649 ms of which 0 ms to minimize.
[2023-03-18 09:02:54] [INFO ] Deduced a trap composed of 96 places in 6768 ms of which 0 ms to minimize.
[2023-03-18 09:03:02] [INFO ] Deduced a trap composed of 64 places in 6924 ms of which 1 ms to minimize.
[2023-03-18 09:03:11] [INFO ] Deduced a trap composed of 40 places in 8249 ms of which 1 ms to minimize.
[2023-03-18 09:03:20] [INFO ] Deduced a trap composed of 64 places in 7815 ms of which 1 ms to minimize.
[2023-03-18 09:03:29] [INFO ] Deduced a trap composed of 72 places in 7445 ms of which 0 ms to minimize.
[2023-03-18 09:03:37] [INFO ] Deduced a trap composed of 72 places in 7387 ms of which 1 ms to minimize.
[2023-03-18 09:03:45] [INFO ] Deduced a trap composed of 40 places in 6793 ms of which 0 ms to minimize.
[2023-03-18 09:03:53] [INFO ] Deduced a trap composed of 64 places in 6480 ms of which 1 ms to minimize.
[2023-03-18 09:04:01] [INFO ] Deduced a trap composed of 96 places in 6635 ms of which 0 ms to minimize.
[2023-03-18 09:04:09] [INFO ] Deduced a trap composed of 128 places in 6792 ms of which 1 ms to minimize.
[2023-03-18 09:04:16] [INFO ] Deduced a trap composed of 96 places in 6132 ms of which 1 ms to minimize.
[2023-03-18 09:04:23] [INFO ] Deduced a trap composed of 96 places in 5890 ms of which 1 ms to minimize.
[2023-03-18 09:04:30] [INFO ] Deduced a trap composed of 72 places in 6223 ms of which 0 ms to minimize.
[2023-03-18 09:04:38] [INFO ] Deduced a trap composed of 128 places in 6734 ms of which 1 ms to minimize.
[2023-03-18 09:04:46] [INFO ] Deduced a trap composed of 34 places in 6832 ms of which 0 ms to minimize.
[2023-03-18 09:04:54] [INFO ] Deduced a trap composed of 64 places in 6542 ms of which 1 ms to minimize.
[2023-03-18 09:05:02] [INFO ] Deduced a trap composed of 128 places in 6651 ms of which 1 ms to minimize.
[2023-03-18 09:05:11] [INFO ] Deduced a trap composed of 128 places in 7463 ms of which 1 ms to minimize.
[2023-03-18 09:05:18] [INFO ] Deduced a trap composed of 96 places in 6427 ms of which 0 ms to minimize.
[2023-03-18 09:05:26] [INFO ] Deduced a trap composed of 128 places in 6169 ms of which 1 ms to minimize.
[2023-03-18 09:05:34] [INFO ] Deduced a trap composed of 128 places in 6506 ms of which 0 ms to minimize.
[2023-03-18 09:05:34] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking Deadlocks.
Interrupted Random directed walk after 186648 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=6 )
Interrupted Random walk after 302997 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=10 )
Interrupted Random directed walk after 147843 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=4 )
Interrupted Random walk after 242130 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=8 )
[2023-03-18 09:07:39] [INFO ] Flatten gal took : 4324 ms
[2023-03-18 09:07:39] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityDeadlock.sr.xml took 2 ms.
[2023-03-18 09:07:39] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1399 places, 144369 transitions and 577414 arcs took 315 ms.
Total runtime 1066331 ms.
There are residual formulas that ITS could not solve within timeout
TIME LIMIT: Killed by timeout after 1800 seconds
MemTotal: 16393232 kB
MemFree: 14995108 kB
After kill :
MemTotal: 16393232 kB
MemFree: 15982540 kB

BK_TIME_CONFINEMENT_REACHED

--------------------
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 ReachabilityDeadlock -timeout 180 -rebuildPNML
mcc2023

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="RERS17pb115-PT-4"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="ltsminxred"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is RERS17pb115-PT-4, examination is ReachabilityDeadlock"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r343-tall-167889215100106"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb115-PT-4.tgz
mv RERS17pb115-PT-4 execution
cd execution
if [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "UpperBounds" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] || [ "ReachabilityDeadlock" = "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 [ "ReachabilityDeadlock" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityDeadlock" != "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 "ReachabilityDeadlock.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityDeadlock.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityDeadlock.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 '' ReachabilityDeadlock.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityDeadlock"
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 ;