fond
Model Checking Contest 2022
12th edition, Bergen, Norway, June 21, 2022
Execution of r085-tall-165260115700243
Last Updated
Jun 22, 2022

About the Execution of ITS-Tools for Echo-PT-d02r15

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
422.563 38014.00 58498.00 209.80 F normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r085-tall-165260115700243.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...............
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is Echo-PT-d02r15, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r085-tall-165260115700243
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.2K Apr 29 11:41 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Apr 29 11:41 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.1K Apr 29 11:40 CTLFireability.txt
-rw-r--r-- 1 mcc users 34K Apr 29 11:40 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K May 9 07:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 9 07:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 9 07:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 9 07:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 9 07:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 9 07:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:33 equiv_col
-rw-r--r-- 1 mcc users 7 May 10 09:33 instance
-rw-r--r-- 1 mcc users 6 May 10 09:33 iscolored
-rw-r--r-- 1 mcc users 917K May 10 09:33 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 StableMarking

=== Now, execution of the tool begins

BK_START 1652705687560

Running Version 202205111006
[2022-05-16 12:54:48] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2022-05-16 12:54:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-16 12:54:49] [INFO ] Load time of PNML (sax parser for PT used): 199 ms
[2022-05-16 12:54:49] [INFO ] Transformed 2127 places.
[2022-05-16 12:54:49] [INFO ] Transformed 1674 transitions.
[2022-05-16 12:54:49] [INFO ] Found NUPN structural information;
[2022-05-16 12:54:49] [INFO ] Parsed PT model containing 2127 places and 1674 transitions in 318 ms.
Structural test allowed to assert that 6 places are NOT stable. Took 13 ms.
Incomplete random walk after 10000 steps, including 22 resets, run finished after 925 ms. (steps per millisecond=10 ) properties (out of 2121) seen :2055
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 66) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 65) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 65) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 65) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 65) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 65) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 65) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 65) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 65) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 65) seen :1
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 64) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 63) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 62) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 61) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 60) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 60) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 60) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 59) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 59) seen :0
Running SMT prover for 59 properties.
// Phase 1: matrix 1674 rows 2127 cols
[2022-05-16 12:54:50] [INFO ] Computed 1065 place invariants in 295 ms
[2022-05-16 12:54:53] [INFO ] After 2786ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:59
[2022-05-16 12:54:56] [INFO ] [Nat]Absence check using 82 positive place invariants in 26 ms returned sat
[2022-05-16 12:54:56] [INFO ] [Nat]Absence check using 82 positive and 983 generalized place invariants in 338 ms returned sat
[2022-05-16 12:55:03] [INFO ] After 5050ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :59
[2022-05-16 12:55:04] [INFO ] Deduced a trap composed of 10 places in 582 ms of which 10 ms to minimize.
[2022-05-16 12:55:05] [INFO ] Deduced a trap composed of 14 places in 528 ms of which 2 ms to minimize.
[2022-05-16 12:55:05] [INFO ] Deduced a trap composed of 12 places in 516 ms of which 2 ms to minimize.
[2022-05-16 12:55:06] [INFO ] Deduced a trap composed of 17 places in 521 ms of which 2 ms to minimize.
[2022-05-16 12:55:06] [INFO ] Deduced a trap composed of 12 places in 535 ms of which 2 ms to minimize.
[2022-05-16 12:55:07] [INFO ] Deduced a trap composed of 15 places in 527 ms of which 2 ms to minimize.
[2022-05-16 12:55:08] [INFO ] Deduced a trap composed of 12 places in 492 ms of which 1 ms to minimize.
[2022-05-16 12:55:08] [INFO ] Deduced a trap composed of 19 places in 517 ms of which 1 ms to minimize.
[2022-05-16 12:55:09] [INFO ] Deduced a trap composed of 16 places in 536 ms of which 1 ms to minimize.
[2022-05-16 12:55:09] [INFO ] Deduced a trap composed of 25 places in 531 ms of which 1 ms to minimize.
[2022-05-16 12:55:10] [INFO ] Deduced a trap composed of 14 places in 544 ms of which 1 ms to minimize.
[2022-05-16 12:55:11] [INFO ] Deduced a trap composed of 38 places in 522 ms of which 1 ms to minimize.
[2022-05-16 12:55:11] [INFO ] Deduced a trap composed of 13 places in 542 ms of which 2 ms to minimize.
[2022-05-16 12:55:12] [INFO ] Deduced a trap composed of 15 places in 521 ms of which 1 ms to minimize.
[2022-05-16 12:55:12] [INFO ] Deduced a trap composed of 10 places in 495 ms of which 1 ms to minimize.
[2022-05-16 12:55:13] [INFO ] Deduced a trap composed of 26 places in 511 ms of which 1 ms to minimize.
[2022-05-16 12:55:14] [INFO ] Deduced a trap composed of 12 places in 489 ms of which 1 ms to minimize.
[2022-05-16 12:55:14] [INFO ] Deduced a trap composed of 10 places in 469 ms of which 1 ms to minimize.
[2022-05-16 12:55:15] [INFO ] Deduced a trap composed of 23 places in 503 ms of which 1 ms to minimize.
[2022-05-16 12:55:15] [INFO ] Deduced a trap composed of 9 places in 477 ms of which 1 ms to minimize.
[2022-05-16 12:55:16] [INFO ] Deduced a trap composed of 10 places in 416 ms of which 1 ms to minimize.
[2022-05-16 12:55:16] [INFO ] Deduced a trap composed of 10 places in 385 ms of which 1 ms to minimize.
[2022-05-16 12:55:17] [INFO ] Deduced a trap composed of 10 places in 417 ms of which 1 ms to minimize.
[2022-05-16 12:55:17] [INFO ] Deduced a trap composed of 16 places in 417 ms of which 2 ms to minimize.
[2022-05-16 12:55:18] [INFO ] Deduced a trap composed of 10 places in 387 ms of which 2 ms to minimize.
[2022-05-16 12:55:18] [INFO ] Deduced a trap composed of 11 places in 389 ms of which 1 ms to minimize.
[2022-05-16 12:55:19] [INFO ] Deduced a trap composed of 13 places in 398 ms of which 1 ms to minimize.
[2022-05-16 12:55:19] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2022-05-16 12:55:19] [INFO ] After 25430ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:59
Fused 59 Parikh solutions to 57 different solutions.
Parikh walk visited 32 properties in 4740 ms.
Support contains 27 out of 2127 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 2127/2127 places, 1674/1674 transitions.
Graph (complete) has 7362 edges and 2127 vertex of which 1893 are kept as prefixes of interest. Removing 234 places using SCC suffix rule.14 ms
Discarding 234 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 1893 transition count 1669
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 1892 transition count 1668
Applied a total of 6 rules in 370 ms. Remains 1892 /2127 variables (removed 235) and now considering 1668/1674 (removed 6) transitions.
Finished structural reductions, in 1 iterations. Remains : 1892/2127 places, 1668/1674 transitions.
Finished random walk after 43342 steps, including 97 resets, run visited all 27 properties in 1195 ms. (steps per millisecond=36 )
Able to resolve query StableMarking after proving 2122 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK PARIKH_WALK MARKED_SUFFIX_TEST BESTFIRST_WALK TOPOLOGICAL
Total runtime 36804 ms.

BK_STOP 1652705725574

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

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination StableMarking -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

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="Echo-PT-d02r15"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="itstools"
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 2-4028"
echo " Executing tool itstools"
echo " Input is Echo-PT-d02r15, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r085-tall-165260115700243"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Echo-PT-d02r15.tgz
mv Echo-PT-d02r15 execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property StableMarking.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;