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.r128-tall-167814505100453.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 gold2022
Input is DLCround-PT-09b, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r128-tall-167814505100453
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.8M
-rw-r--r-- 1 mcc users 5.4K Feb 25 18:25 CTLCardinality.txt
-rw-r--r-- 1 mcc users 54K Feb 25 18:25 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Feb 25 18:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 25 18:25 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 15:53 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 15:53 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:53 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 25 18:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 154K Feb 25 18:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.5K Feb 25 18:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 61K Feb 25 18:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 15:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:53 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 1.3M 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

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1678178261448

Running Version 202205111006
[2023-03-07 08:37:42] [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]
[2023-03-07 08:37:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-07 08:37:42] [INFO ] Load time of PNML (sax parser for PT used): 254 ms
[2023-03-07 08:37:42] [INFO ] Transformed 3495 places.
[2023-03-07 08:37:43] [INFO ] Transformed 5439 transitions.
[2023-03-07 08:37:43] [INFO ] Found NUPN structural information;
[2023-03-07 08:37:43] [INFO ] Parsed PT model containing 3495 places and 5439 transitions in 415 ms.
Graph (trivial) has 3246 edges and 3495 vertex of which 624 / 3495 are part of one of the 44 SCC in 15 ms
Free SCC test removed 580 places
Structural test allowed to assert that 2165 places are NOT stable. Took 49 ms.
Ensure Unique test removed 604 transitions
Reduce redundant transitions removed 604 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 842 ms. (steps per millisecond=11 ) properties (out of 1330) seen :1012
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 318) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 318) seen :0
Running SMT prover for 318 properties.
[2023-03-07 08:37:44] [INFO ] Flow matrix only has 4792 transitions (discarded 43 similar events)
// Phase 1: matrix 4792 rows 2915 cols
[2023-03-07 08:37:44] [INFO ] Computed 184 place invariants in 48 ms
[2023-03-07 08:37:59] [INFO ] After 14575ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:318
[2023-03-07 08:38:12] [INFO ] [Nat]Absence check using 184 positive place invariants in 143 ms returned sat
[2023-03-07 08:38:24] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-07 08:38:24] [INFO ] After 25037ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:318
Fused 318 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 318 out of 2915 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 2915/2915 places, 4835/4835 transitions.
Drop transitions removed 44 transitions
Reduce isomorphic transitions removed 44 transitions.
Drop transitions removed 1084 transitions
Trivial Post-agglo rules discarded 1084 transitions
Performed 1084 trivial Post agglomeration. Transition count delta: 1084
Iterating post reduction 0 with 1128 rules applied. Total rules applied 1128 place count 2915 transition count 3707
Reduce places removed 1084 places and 0 transitions.
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions removed 25 transitions
Trivial Post-agglo rules discarded 25 transitions
Performed 25 trivial Post agglomeration. Transition count delta: 25
Iterating post reduction 1 with 1141 rules applied. Total rules applied 2269 place count 1831 transition count 3650
Reduce places removed 25 places and 0 transitions.
Iterating post reduction 2 with 25 rules applied. Total rules applied 2294 place count 1806 transition count 3650
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 6 Pre rules applied. Total rules applied 2294 place count 1806 transition count 3644
Deduced a syphon composed of 6 places in 52 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 2306 place count 1800 transition count 3644
Discarding 349 places :
Symmetric choice reduction at 3 with 349 rule applications. Total rules 2655 place count 1451 transition count 3295
Iterating global reduction 3 with 349 rules applied. Total rules applied 3004 place count 1451 transition count 3295
Performed 134 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 134 Pre rules applied. Total rules applied 3004 place count 1451 transition count 3161
Deduced a syphon composed of 134 places in 14 ms
Reduce places removed 134 places and 0 transitions.
Iterating global reduction 3 with 268 rules applied. Total rules applied 3272 place count 1317 transition count 3161
Discarding 67 places :
Symmetric choice reduction at 3 with 67 rule applications. Total rules 3339 place count 1250 transition count 2314
Iterating global reduction 3 with 67 rules applied. Total rules applied 3406 place count 1250 transition count 2314
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 3 with 26 rules applied. Total rules applied 3432 place count 1250 transition count 2288
Performed 290 Post agglomeration using F-continuation condition with reduction of 8 identical transitions.
Deduced a syphon composed of 290 places in 2 ms
Reduce places removed 290 places and 0 transitions.
Iterating global reduction 4 with 580 rules applied. Total rules applied 4012 place count 960 transition count 1990
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 4 with 10 rules applied. Total rules applied 4022 place count 960 transition count 1980
Renaming transitions due to excessive name length > 1024 char.
Performed 34 Post agglomeration using F-continuation condition.Transition count delta: -335
Deduced a syphon composed of 34 places in 1 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 5 with 68 rules applied. Total rules applied 4090 place count 926 transition count 2315
Discarding 13 places :
Symmetric choice reduction at 5 with 13 rule applications. Total rules 4103 place count 913 transition count 1977
Iterating global reduction 5 with 13 rules applied. Total rules applied 4116 place count 913 transition count 1977
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 5 with 13 rules applied. Total rules applied 4129 place count 913 transition count 1964
Drop transitions removed 143 transitions
Redundant transition composition rules discarded 143 transitions
Iterating global reduction 6 with 143 rules applied. Total rules applied 4272 place count 913 transition count 1821
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 4282 place count 903 transition count 1691
Iterating global reduction 6 with 10 rules applied. Total rules applied 4292 place count 903 transition count 1691
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 6 with 10 rules applied. Total rules applied 4302 place count 903 transition count 1681
Free-agglomeration rule applied 377 times with reduction of 147 identical transitions.
Iterating global reduction 7 with 377 rules applied. Total rules applied 4679 place count 903 transition count 1157
Reduce places removed 377 places and 0 transitions.
Drop transitions removed 254 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 257 transitions.
Graph (complete) has 1264 edges and 526 vertex of which 513 are kept as prefixes of interest. Removing 13 places using SCC suffix rule.3 ms
Discarding 13 places :
Also discarding 0 output transitions
Iterating post reduction 7 with 635 rules applied. Total rules applied 5314 place count 513 transition count 900
Discarding 55 places :
Symmetric choice reduction at 8 with 55 rule applications. Total rules 5369 place count 458 transition count 791
Iterating global reduction 8 with 55 rules applied. Total rules applied 5424 place count 458 transition count 791
Drop transitions removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 8 with 20 rules applied. Total rules applied 5444 place count 458 transition count 771
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 5445 place count 458 transition count 771
Applied a total of 5445 rules in 874 ms. Remains 458 /2915 variables (removed 2457) and now considering 771/4835 (removed 4064) transitions.
Finished structural reductions, in 1 iterations. Remains : 458/2915 places, 771/4835 transitions.
Finished random walk after 4289 steps, including 0 resets, run visited all 318 properties in 154 ms. (steps per millisecond=27 )
Able to resolve query StableMarking after proving 1332 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST TOPOLOGICAL
Total runtime 42647 ms.

BK_STOP 1678178305300

--------------------
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="DLCround-PT-09b"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="gold2022"
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 gold2022"
echo " Input is DLCround-PT-09b, 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 r128-tall-167814505100453"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCround-PT-09b.tgz
mv DLCround-PT-09b 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 ;