Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2020-input.r178-tajo-158987882000207.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2020-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is DNAwalker-PT-16redondantChoiceR, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r178-tajo-158987882000207
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 396K
-rw-r--r-- 1 mcc users 3.9K Mar 31 05:00 CTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Mar 31 05:00 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Mar 29 20:56 CTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 29 20:56 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.6K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.3K Apr 8 14:52 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 8 14:52 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 28 13:43 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 21K Mar 28 13:43 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.3K Mar 27 06:27 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 27 06:27 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 28 14:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 28 14:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 19 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 211K Mar 24 05:37 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-00
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-01
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-02
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-03
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-04
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-05
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-06
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-07
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-08
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-09
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-10
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-11
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-12
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-13
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-14
FORMULA_NAME DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591208596780

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 18:23:18] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2020-06-03 18:23:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 18:23:18] [INFO ] Load time of PNML (sax parser for PT used): 71 ms
[2020-06-03 18:23:18] [INFO ] Transformed 43 places.
[2020-06-03 18:23:18] [INFO ] Transformed 490 transitions.
[2020-06-03 18:23:18] [INFO ] Parsed PT model containing 43 places and 490 transitions in 111 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 18 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 384 resets, run finished after 106 ms. (steps per millisecond=94 ) properties seen :[0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 0, 0]
FORMULA DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 28 resets, run finished after 23 ms. (steps per millisecond=434 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 21 ms. (steps per millisecond=476 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 13 ms. (steps per millisecond=769 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 27 resets, run finished after 23 ms. (steps per millisecond=434 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 22 ms. (steps per millisecond=454 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 11 ms. (steps per millisecond=909 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 13 ms. (steps per millisecond=769 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 28 resets, run finished after 17 ms. (steps per millisecond=588 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 18 ms. (steps per millisecond=555 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 28 resets, run finished after 15 ms. (steps per millisecond=666 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
[2020-06-03 18:23:18] [INFO ] Flow matrix only has 489 transitions (discarded 1 similar events)
// Phase 1: matrix 489 rows 43 cols
[2020-06-03 18:23:18] [INFO ] Computed 0 place invariants in 10 ms
[2020-06-03 18:23:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:19] [INFO ] [Real]Absence check using state equation in 169 ms returned sat
[2020-06-03 18:23:19] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 18:23:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:20] [INFO ] [Nat]Absence check using state equation in 745 ms returned unsat
[2020-06-03 18:23:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:20] [INFO ] [Real]Absence check using state equation in 154 ms returned sat
[2020-06-03 18:23:20] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 18:23:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:20] [INFO ] [Nat]Absence check using state equation in 490 ms returned unsat
[2020-06-03 18:23:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:20] [INFO ] [Real]Absence check using state equation in 163 ms returned sat
[2020-06-03 18:23:20] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 18:23:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:21] [INFO ] [Nat]Absence check using state equation in 596 ms returned unsat
[2020-06-03 18:23:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:21] [INFO ] [Real]Absence check using state equation in 158 ms returned sat
[2020-06-03 18:23:21] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 18:23:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:22] [INFO ] [Nat]Absence check using state equation in 743 ms returned unsat
[2020-06-03 18:23:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:22] [INFO ] [Real]Absence check using state equation in 148 ms returned sat
[2020-06-03 18:23:22] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 18:23:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:23] [INFO ] [Nat]Absence check using state equation in 646 ms returned unsat
[2020-06-03 18:23:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:23] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2020-06-03 18:23:23] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 18:23:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 18:23:28] [INFO ] [Nat]Absence check using state equation in 5000 ms returned (error "Failed to check-sat")
[2020-06-03 18:23:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:28] [INFO ] [Real]Absence check using state equation in 154 ms returned sat
[2020-06-03 18:23:28] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 18:23:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:29] [INFO ] [Nat]Absence check using state equation in 860 ms returned unsat
[2020-06-03 18:23:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:29] [INFO ] [Real]Absence check using state equation in 137 ms returned sat
[2020-06-03 18:23:29] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 18:23:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:31] [INFO ] [Nat]Absence check using state equation in 1602 ms returned unsat
[2020-06-03 18:23:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:31] [INFO ] [Real]Absence check using state equation in 157 ms returned sat
[2020-06-03 18:23:31] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 18:23:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:32] [INFO ] [Nat]Absence check using state equation in 597 ms returned unsat
[2020-06-03 18:23:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:32] [INFO ] [Real]Absence check using state equation in 139 ms returned sat
[2020-06-03 18:23:32] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 18:23:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:33] [INFO ] [Nat]Absence check using state equation in 1177 ms returned unsat
[2020-06-03 18:23:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:33] [INFO ] [Real]Absence check using state equation in 140 ms returned sat
[2020-06-03 18:23:33] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 18:23:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 18:23:34] [INFO ] [Nat]Absence check using state equation in 951 ms returned unsat
FORMULA DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-15 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-14 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-13 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-11 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-08 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-04 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-03 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-02 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-01 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-00 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 4 out of 43 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 43/43 places, 490/490 transitions.
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Graph (complete) has 478 edges and 43 vertex of which 42 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.19 ms
Drop transitions removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 18 place count 42 transition count 472
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 19 place count 41 transition count 471
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 20 place count 40 transition count 470
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 21 place count 39 transition count 469
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 22 place count 38 transition count 468
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 23 place count 37 transition count 467
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 24 place count 36 transition count 466
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 25 place count 35 transition count 465
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 26 place count 34 transition count 464
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 27 place count 33 transition count 463
Applied a total of 27 rules in 198 ms. Remains 33 /43 variables (removed 10) and now considering 463/490 (removed 27) transitions.
// Phase 1: matrix 463 rows 33 cols
[2020-06-03 18:23:34] [INFO ] Computed 0 place invariants in 6 ms
[2020-06-03 18:23:35] [INFO ] Dead Transitions using invariants and state equation in 258 ms returned []
Finished structural reductions, in 1 iterations. Remains : 33/43 places, 463/490 transitions.
Incomplete random walk after 1000000 steps, including 42757 resets, run finished after 4127 ms. (steps per millisecond=242 ) properties seen :[0]
Incomplete Best-First random walk after 1000000 steps, including 4507 resets, run finished after 741 ms. (steps per millisecond=1349 ) properties seen :[0]
Interrupted probabilistic random walk after 14530556 steps, run timeout after 30001 ms. (steps per millisecond=484 ) properties seen :[0]
Probabilistic random walk after 14530556 steps, saw 3782150 distinct states, run finished after 30001 ms. (steps per millisecond=484 ) properties seen :[0]
// Phase 1: matrix 463 rows 33 cols
[2020-06-03 18:24:10] [INFO ] Computed 0 place invariants in 4 ms
[2020-06-03 18:24:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 18:24:10] [INFO ] [Real]Absence check using state equation in 58 ms returned sat
[2020-06-03 18:24:10] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 18:24:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 18:24:11] [INFO ] [Nat]Absence check using state equation in 1176 ms returned unsat
FORMULA DNAwalker-PT-16redondantChoiceR-ReachabilityFireability-06 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
All properties solved without resorting to model-checking.

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

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="DNAwalker-PT-16redondantChoiceR"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itslola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# 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 itslola"
echo " Input is DNAwalker-PT-16redondantChoiceR, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r178-tajo-158987882000207"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-16redondantChoiceR.tgz
mv DNAwalker-PT-16redondantChoiceR execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;