Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r227-tall-162098231200324.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2021-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2020
Input is ShieldPPPs-PT-040A, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r227-tall-162098231200324
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 764K
-rw-r--r-- 1 mcc users 13K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 120K May 10 09:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 13K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 117K May 10 09:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Mar 28 16:38 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 28 16:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Mar 28 16:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 28 16:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K Mar 27 12:25 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 27 12:25 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 25 18:27 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 25 18:27 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 22 08:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 22 08:16 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:52 equiv_col
-rw-r--r-- 1 mcc users 5 May 5 16:52 instance
-rw-r--r-- 1 mcc users 6 May 5 16:52 iscolored
-rw-r--r-- 1 mcc users 355K May 5 16:52 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 ShieldPPPs-PT-040A-ReachabilityFireability-00
FORMULA_NAME ShieldPPPs-PT-040A-ReachabilityFireability-01
FORMULA_NAME ShieldPPPs-PT-040A-ReachabilityFireability-02
FORMULA_NAME ShieldPPPs-PT-040A-ReachabilityFireability-03
FORMULA_NAME ShieldPPPs-PT-040A-ReachabilityFireability-04
FORMULA_NAME ShieldPPPs-PT-040A-ReachabilityFireability-05
FORMULA_NAME ShieldPPPs-PT-040A-ReachabilityFireability-06
FORMULA_NAME ShieldPPPs-PT-040A-ReachabilityFireability-07
FORMULA_NAME ShieldPPPs-PT-040A-ReachabilityFireability-08
FORMULA_NAME ShieldPPPs-PT-040A-ReachabilityFireability-09
FORMULA_NAME ShieldPPPs-PT-040A-ReachabilityFireability-10
FORMULA_NAME ShieldPPPs-PT-040A-ReachabilityFireability-11
FORMULA_NAME ShieldPPPs-PT-040A-ReachabilityFireability-12
FORMULA_NAME ShieldPPPs-PT-040A-ReachabilityFireability-13
FORMULA_NAME ShieldPPPs-PT-040A-ReachabilityFireability-14
FORMULA_NAME ShieldPPPs-PT-040A-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1621169235104

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-16 12:47:17] [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]
[2021-05-16 12:47:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-16 12:47:17] [INFO ] Load time of PNML (sax parser for PT used): 137 ms
[2021-05-16 12:47:17] [INFO ] Transformed 1243 places.
[2021-05-16 12:47:17] [INFO ] Transformed 1043 transitions.
[2021-05-16 12:47:17] [INFO ] Found NUPN structural information;
[2021-05-16 12:47:17] [INFO ] Parsed PT model containing 1243 places and 1043 transitions in 209 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 58 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 3 resets, run finished after 166 ms. (steps per millisecond=60 ) properties seen :[0, 0, 1, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 0]
FORMULA ShieldPPPs-PT-040A-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldPPPs-PT-040A-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldPPPs-PT-040A-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldPPPs-PT-040A-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldPPPs-PT-040A-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldPPPs-PT-040A-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldPPPs-PT-040A-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldPPPs-PT-040A-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldPPPs-PT-040A-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldPPPs-PT-040A-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 78 ms. (steps per millisecond=128 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 69 ms. (steps per millisecond=144 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 70 ms. (steps per millisecond=142 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 69 ms. (steps per millisecond=144 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 66 ms. (steps per millisecond=151 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 69 ms. (steps per millisecond=144 ) properties seen :[0, 0, 0, 0, 0, 0]
// Phase 1: matrix 1043 rows 1243 cols
[2021-05-16 12:47:18] [INFO ] Computed 441 place invariants in 31 ms
[2021-05-16 12:47:18] [INFO ] [Real]Absence check using 441 positive place invariants in 338 ms returned sat
[2021-05-16 12:47:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 12:47:21] [INFO ] [Real]Absence check using state equation in 2699 ms returned sat
[2021-05-16 12:47:21] [INFO ] Deduced a trap composed of 18 places in 119 ms
[2021-05-16 12:47:21] [INFO ] Deduced a trap composed of 24 places in 39 ms
[2021-05-16 12:47:21] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 297 ms
[2021-05-16 12:47:21] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 12:47:22] [INFO ] [Nat]Absence check using 441 positive place invariants in 275 ms returned sat
[2021-05-16 12:47:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 12:47:24] [INFO ] [Nat]Absence check using state equation in 2666 ms returned sat
[2021-05-16 12:47:25] [INFO ] Deduced a trap composed of 18 places in 50 ms
[2021-05-16 12:47:25] [INFO ] Deduced a trap composed of 24 places in 26 ms
[2021-05-16 12:47:25] [INFO ] Deduced a trap composed of 29 places in 27 ms
[2021-05-16 12:47:25] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 259 ms
[2021-05-16 12:47:25] [INFO ] Computed and/alt/rep : 1042/2883/1042 causal constraints in 61 ms.
[2021-05-16 12:47:26] [INFO ] Added : 150 causal constraints over 30 iterations in 1664 ms. Result :(error "Failed to check-sat")
[2021-05-16 12:47:27] [INFO ] [Real]Absence check using 441 positive place invariants in 280 ms returned sat
[2021-05-16 12:47:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 12:47:30] [INFO ] [Real]Absence check using state equation in 2630 ms returned sat
[2021-05-16 12:47:30] [INFO ] Deduced a trap composed of 18 places in 63 ms
[2021-05-16 12:47:30] [INFO ] Deduced a trap composed of 18 places in 39 ms
[2021-05-16 12:47:30] [INFO ] Deduced a trap composed of 18 places in 19 ms
[2021-05-16 12:47:30] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 258 ms
[2021-05-16 12:47:30] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 12:47:30] [INFO ] [Nat]Absence check using 441 positive place invariants in 269 ms returned sat
[2021-05-16 12:47:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 12:47:33] [INFO ] [Nat]Absence check using state equation in 2662 ms returned sat
[2021-05-16 12:47:33] [INFO ] Deduced a trap composed of 18 places in 55 ms
[2021-05-16 12:47:33] [INFO ] Deduced a trap composed of 18 places in 29 ms
[2021-05-16 12:47:33] [INFO ] Deduced a trap composed of 18 places in 19 ms
[2021-05-16 12:47:33] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 238 ms
[2021-05-16 12:47:33] [INFO ] Computed and/alt/rep : 1042/2883/1042 causal constraints in 57 ms.
[2021-05-16 12:47:35] [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 closed (=> (> t218 0) (and (or (and (> t679 0) (< o679 o218)) (and (> t682 0) (< o682 o218))) (or (and (> t668 0) (< o668 o218)) (and (> t671 0) (< o671 o218)))))") while checking expression at index 1
[2021-05-16 12:47:35] [INFO ] [Real]Absence check using 441 positive place invariants in 267 ms returned sat
[2021-05-16 12:47:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 12:47:38] [INFO ] [Real]Absence check using state equation in 2650 ms returned sat
[2021-05-16 12:47:38] [INFO ] Deduced a trap composed of 24 places in 71 ms
[2021-05-16 12:47:38] [INFO ] Deduced a trap composed of 40 places in 59 ms
[2021-05-16 12:47:38] [INFO ] Deduced a trap composed of 24 places in 128 ms
[2021-05-16 12:47:38] [INFO ] Deduced a trap composed of 18 places in 81 ms
[2021-05-16 12:47:39] [INFO ] Deduced a trap composed of 18 places in 73 ms
[2021-05-16 12:47:39] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 691 ms
[2021-05-16 12:47:39] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 12:47:39] [INFO ] [Nat]Absence check using 441 positive place invariants in 296 ms returned sat
[2021-05-16 12:47:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 12:47:42] [INFO ] [Nat]Absence check using state equation in 2692 ms returned sat
[2021-05-16 12:47:42] [INFO ] Deduced a trap composed of 17 places in 64 ms
[2021-05-16 12:47:42] [INFO ] Deduced a trap composed of 18 places in 51 ms
[2021-05-16 12:47:42] [INFO ] Deduced a trap composed of 18 places in 51 ms
[2021-05-16 12:47:42] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 300 ms
[2021-05-16 12:47:42] [INFO ] Computed and/alt/rep : 1042/2883/1042 causal constraints in 54 ms.
[2021-05-16 12:47:44] [INFO ] Added : 155 causal constraints over 31 iterations in 1565 ms. Result :(error "Failed to check-sat")
[2021-05-16 12:47:44] [INFO ] [Real]Absence check using 441 positive place invariants in 276 ms returned sat
[2021-05-16 12:47:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 12:47:47] [INFO ] [Real]Absence check using state equation in 2745 ms returned sat
[2021-05-16 12:47:47] [INFO ] Deduced a trap composed of 18 places in 46 ms
[2021-05-16 12:47:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 113 ms
[2021-05-16 12:47:47] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 12:47:47] [INFO ] [Nat]Absence check using 441 positive place invariants in 292 ms returned sat
[2021-05-16 12:47:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 12:47:50] [INFO ] [Nat]Absence check using state equation in 2658 ms returned sat
[2021-05-16 12:47:50] [INFO ] Computed and/alt/rep : 1042/2883/1042 causal constraints in 60 ms.
[2021-05-16 12:47:52] [INFO ] Added : 185 causal constraints over 37 iterations in 1877 ms. Result :unknown
[2021-05-16 12:47:52] [INFO ] [Real]Absence check using 441 positive place invariants in 268 ms returned sat
[2021-05-16 12:47:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 12:47:55] [INFO ] [Real]Absence check using state equation in 2662 ms returned sat
[2021-05-16 12:47:55] [INFO ] Deduced a trap composed of 24 places in 23 ms
[2021-05-16 12:47:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 90 ms
[2021-05-16 12:47:55] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 12:47:56] [INFO ] [Nat]Absence check using 441 positive place invariants in 272 ms returned sat
[2021-05-16 12:47:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 12:47:58] [INFO ] [Nat]Absence check using state equation in 2665 ms returned sat
[2021-05-16 12:47:58] [INFO ] Deduced a trap composed of 24 places in 18 ms
[2021-05-16 12:47:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 78 ms
[2021-05-16 12:47:58] [INFO ] Computed and/alt/rep : 1042/2883/1042 causal constraints in 71 ms.
[2021-05-16 12:48:00] [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 closed (=> (> t245 0) (and (or (and (> t634 0) (< o634 o245)) (and (> t637 0) (< o637 o245))) (or (and (> t623 0) (< o623 o245)) (and (> t626 0) (< o626 o245)))))") while checking expression at index 4
[2021-05-16 12:48:01] [INFO ] [Real]Absence check using 441 positive place invariants in 201 ms returned unsat
FORMULA ShieldPPPs-PT-040A-ReachabilityFireability-15 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 138100 steps, including 113 resets, run finished after 1584 ms. (steps per millisecond=87 ) properties seen :[1, 0, 0, 1, 1] could not realise parikh vector
FORMULA ShieldPPPs-PT-040A-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA ShieldPPPs-PT-040A-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA ShieldPPPs-PT-040A-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 19 out of 1243 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1243/1243 places, 1043/1043 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 7 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1241 transition count 1041
Partial Free-agglomeration rule applied 340 times.
Drop transitions removed 340 transitions
Iterating global reduction 0 with 340 rules applied. Total rules applied 344 place count 1241 transition count 1041
Partial Post-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 346 place count 1241 transition count 1041
Applied a total of 346 rules in 387 ms. Remains 1241 /1243 variables (removed 2) and now considering 1041/1043 (removed 2) transitions.
Finished structural reductions, in 1 iterations. Remains : 1241/1243 places, 1041/1043 transitions.
Incomplete random walk after 1000000 steps, including 166 resets, run finished after 11271 ms. (steps per millisecond=88 ) properties seen :[1, 0]
FORMULA ShieldPPPs-PT-040A-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Finished Best-First random walk after 15365 steps, including 0 resets, run visited all 1 properties in 99 ms. (steps per millisecond=155 )
FORMULA ShieldPPPs-PT-040A-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
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="ShieldPPPs-PT-040A"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="gold2020"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 gold2020"
echo " Input is ShieldPPPs-PT-040A, 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 r227-tall-162098231200324"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPs-PT-040A.tgz
mv ShieldPPPs-PT-040A 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 ;