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.r224-smll-167840362600187.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 gold2022
Input is HealthRecord-PT-09, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r224-smll-167840362600187
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 492K
-rw-r--r-- 1 mcc users 6.4K Feb 26 18:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Feb 26 18:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Feb 26 18:13 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K Feb 26 18:13 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.1K Feb 25 16:13 LTLCardinality.txt
-rw-r--r-- 1 mcc users 20K Feb 25 16:13 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 16:13 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 16:13 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.8K Feb 26 18:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 92K Feb 26 18:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Feb 26 18:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 90K Feb 26 18:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:13 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:13 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 68K 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1678648150446

Running Version 202205111006
[2023-03-12 19:09:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -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]
[2023-03-12 19:09:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 19:09:13] [INFO ] Load time of PNML (sax parser for PT used): 216 ms
[2023-03-12 19:09:13] [INFO ] Transformed 157 places.
[2023-03-12 19:09:13] [INFO ] Transformed 327 transitions.
[2023-03-12 19:09:13] [INFO ] Found NUPN structural information;
[2023-03-12 19:09:13] [INFO ] Parsed PT model containing 157 places and 327 transitions in 473 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 157/157 places, 327/327 transitions.
Graph (trivial) has 266 edges and 157 vertex of which 12 / 157 are part of one of the 6 SCC in 11 ms
Free SCC test removed 6 places
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Discarding 83 places :
Symmetric choice reduction at 0 with 83 rule applications. Total rules 84 place count 68 transition count 129
Iterating global reduction 0 with 83 rules applied. Total rules applied 167 place count 68 transition count 129
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 177 place count 58 transition count 109
Iterating global reduction 0 with 10 rules applied. Total rules applied 187 place count 58 transition count 109
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 196 place count 58 transition count 100
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 199 place count 55 transition count 91
Iterating global reduction 1 with 3 rules applied. Total rules applied 202 place count 55 transition count 91
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 205 place count 52 transition count 85
Iterating global reduction 1 with 3 rules applied. Total rules applied 208 place count 52 transition count 85
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 217 place count 52 transition count 76
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -37
Deduced a syphon composed of 6 places in 2 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 229 place count 46 transition count 113
Applied a total of 229 rules in 267 ms. Remains 46 /157 variables (removed 111) and now considering 113/327 (removed 214) transitions.
[2023-03-12 19:09:13] [INFO ] Flow matrix only has 87 transitions (discarded 26 similar events)
// Phase 1: matrix 87 rows 46 cols
[2023-03-12 19:09:14] [INFO ] Computed 18 place invariants in 17 ms
[2023-03-12 19:09:14] [INFO ] Implicit Places using invariants in 352 ms returned []
[2023-03-12 19:09:14] [INFO ] Flow matrix only has 87 transitions (discarded 26 similar events)
// Phase 1: matrix 87 rows 46 cols
[2023-03-12 19:09:14] [INFO ] Computed 18 place invariants in 5 ms
[2023-03-12 19:09:14] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-12 19:09:14] [INFO ] Implicit Places using invariants and state equation in 269 ms returned []
Implicit Place search using SMT with State Equation took 687 ms to find 0 implicit places.
[2023-03-12 19:09:14] [INFO ] Flow matrix only has 87 transitions (discarded 26 similar events)
// Phase 1: matrix 87 rows 46 cols
[2023-03-12 19:09:14] [INFO ] Computed 18 place invariants in 8 ms
[2023-03-12 19:09:14] [INFO ] Dead Transitions using invariants and state equation in 190 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 46/157 places, 113/327 transitions.
Finished structural reductions, in 1 iterations. Remains : 46/157 places, 113/327 transitions.
Discarding 80 transitions out of 113. Remains 33
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 1589 resets, run finished after 840 ms. (steps per millisecond=11 ) properties (out of 32) seen :13
Incomplete Best-First random walk after 1001 steps, including 27 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 26 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 24 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 30 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 38 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 25 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 25 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 29 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 24 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 26 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 24 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 27 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 22 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 24 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 23 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 23 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 24 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 12 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 23 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Running SMT prover for 19 properties.
[2023-03-12 19:09:15] [INFO ] Flow matrix only has 87 transitions (discarded 26 similar events)
// Phase 1: matrix 87 rows 46 cols
[2023-03-12 19:09:15] [INFO ] Computed 18 place invariants in 2 ms
[2023-03-12 19:09:16] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2023-03-12 19:09:16] [INFO ] [Real]Absence check using 10 positive and 8 generalized place invariants in 3 ms returned sat
[2023-03-12 19:09:16] [INFO ] After 261ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:16
[2023-03-12 19:09:16] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-12 19:09:16] [INFO ] After 123ms SMT Verify possible using 23 Read/Feed constraints in real domain returned unsat :0 sat :0 real:19
[2023-03-12 19:09:16] [INFO ] After 583ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:19
[2023-03-12 19:09:16] [INFO ] [Nat]Absence check using 10 positive place invariants in 5 ms returned sat
[2023-03-12 19:09:16] [INFO ] [Nat]Absence check using 10 positive and 8 generalized place invariants in 4 ms returned sat
[2023-03-12 19:09:16] [INFO ] After 267ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :19
[2023-03-12 19:09:17] [INFO ] After 174ms SMT Verify possible using 23 Read/Feed constraints in natural domain returned unsat :0 sat :19
[2023-03-12 19:09:17] [INFO ] After 363ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :19
Attempting to minimize the solution found.
Minimization took 130 ms.
[2023-03-12 19:09:17] [INFO ] After 1002ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :19
Fused 19 Parikh solutions to 10 different solutions.
Parikh walk visited 0 properties in 4 ms.
Support contains 32 out of 46 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 46/46 places, 113/113 transitions.
Drop transitions removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 19 place count 46 transition count 94
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 21 place count 46 transition count 92
Applied a total of 21 rules in 18 ms. Remains 46 /46 variables (removed 0) and now considering 92/113 (removed 21) transitions.
Finished structural reductions, in 1 iterations. Remains : 46/46 places, 92/113 transitions.
Incomplete random walk after 1000000 steps, including 157456 resets, run finished after 26029 ms. (steps per millisecond=38 ) properties (out of 19) seen :13
Incomplete Best-First random walk after 1000001 steps, including 24592 resets, run finished after 4093 ms. (steps per millisecond=244 ) properties (out of 6) seen :0
Interrupted Best-First random walk after 951647 steps, including 27596 resets, run timeout after 5001 ms. (steps per millisecond=190 ) properties seen 0
Incomplete Best-First random walk after 1000000 steps, including 24640 resets, run finished after 4138 ms. (steps per millisecond=241 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 1000001 steps, including 24679 resets, run finished after 3991 ms. (steps per millisecond=250 ) properties (out of 6) seen :3
Running SMT prover for 3 properties.
[2023-03-12 19:10:00] [INFO ] Flow matrix only has 86 transitions (discarded 6 similar events)
// Phase 1: matrix 86 rows 46 cols
[2023-03-12 19:10:00] [INFO ] Computed 18 place invariants in 3 ms
[2023-03-12 19:10:00] [INFO ] [Real]Absence check using 10 positive place invariants in 8 ms returned sat
[2023-03-12 19:10:00] [INFO ] [Real]Absence check using 10 positive and 8 generalized place invariants in 11 ms returned sat
[2023-03-12 19:10:00] [INFO ] After 87ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-12 19:10:00] [INFO ] State equation strengthened by 22 read => feed constraints.
[2023-03-12 19:10:00] [INFO ] After 16ms SMT Verify possible using 22 Read/Feed constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-12 19:10:00] [INFO ] After 204ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-12 19:10:01] [INFO ] [Nat]Absence check using 10 positive place invariants in 20 ms returned sat
[2023-03-12 19:10:01] [INFO ] [Nat]Absence check using 10 positive and 8 generalized place invariants in 6 ms returned sat
[2023-03-12 19:10:01] [INFO ] After 86ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-12 19:10:01] [INFO ] After 36ms SMT Verify possible using 22 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-12 19:10:01] [INFO ] After 81ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 32 ms.
[2023-03-12 19:10:01] [INFO ] After 288ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 1 ms.
Support contains 12 out of 46 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 46/46 places, 92/92 transitions.
Graph (complete) has 255 edges and 46 vertex of which 37 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.8 ms
Discarding 9 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 36 transition count 91
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 36 transition count 91
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 4 place count 36 transition count 90
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 36 transition count 89
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 6 place count 35 transition count 89
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 2 with 3 rules applied. Total rules applied 9 place count 35 transition count 86
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 2 with 7 rules applied. Total rules applied 16 place count 35 transition count 86
Applied a total of 16 rules in 46 ms. Remains 35 /46 variables (removed 11) and now considering 86/92 (removed 6) transitions.
Finished structural reductions, in 1 iterations. Remains : 35/46 places, 86/92 transitions.
Incomplete random walk after 1000000 steps, including 164583 resets, run finished after 11786 ms. (steps per millisecond=84 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 25586 resets, run finished after 2275 ms. (steps per millisecond=439 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000000 steps, including 30743 resets, run finished after 3034 ms. (steps per millisecond=329 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 1000001 steps, including 25588 resets, run finished after 2441 ms. (steps per millisecond=409 ) properties (out of 3) seen :0
Finished probabilistic random walk after 5546 steps, run visited all 3 properties in 50 ms. (steps per millisecond=110 )
Probabilistic random walk after 5546 steps, saw 1562 distinct states, run finished after 50 ms. (steps per millisecond=110 ) properties seen :3
Able to resolve query QuasiLiveness after proving 33 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 67846 ms.

BK_STOP 1678648220993

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -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
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ 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 QuasiLiveness -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="HealthRecord-PT-09"
export BK_EXAMINATION="QuasiLiveness"
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 HealthRecord-PT-09, 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 r224-smll-167840362600187"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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