Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r312-tall-171662339500863.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.........................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is ResAllocation-PT-R015C002, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r312-tall-171662339500863
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 564K
-rw-r--r-- 1 mcc users 7.1K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.7K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Apr 23 07:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 23 07:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 23 07:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 23 07:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 11 23:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 142K Apr 11 23:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Apr 11 23:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K Apr 11 23:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 07:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 9 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 64K May 18 16:43 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 ResAllocation-PT-R015C002-ReachabilityFireability-2024-00
FORMULA_NAME ResAllocation-PT-R015C002-ReachabilityFireability-2024-01
FORMULA_NAME ResAllocation-PT-R015C002-ReachabilityFireability-2024-02
FORMULA_NAME ResAllocation-PT-R015C002-ReachabilityFireability-2024-03
FORMULA_NAME ResAllocation-PT-R015C002-ReachabilityFireability-2024-04
FORMULA_NAME ResAllocation-PT-R015C002-ReachabilityFireability-2024-05
FORMULA_NAME ResAllocation-PT-R015C002-ReachabilityFireability-2024-06
FORMULA_NAME ResAllocation-PT-R015C002-ReachabilityFireability-2024-07
FORMULA_NAME ResAllocation-PT-R015C002-ReachabilityFireability-2024-08
FORMULA_NAME ResAllocation-PT-R015C002-ReachabilityFireability-2024-09
FORMULA_NAME ResAllocation-PT-R015C002-ReachabilityFireability-2024-10
FORMULA_NAME ResAllocation-PT-R015C002-ReachabilityFireability-2024-11
FORMULA_NAME ResAllocation-PT-R015C002-ReachabilityFireability-2024-12
FORMULA_NAME ResAllocation-PT-R015C002-ReachabilityFireability-2024-13
FORMULA_NAME ResAllocation-PT-R015C002-ReachabilityFireability-2024-14
FORMULA_NAME ResAllocation-PT-R015C002-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1716718519246

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ResAllocation-PT-R015C002
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202405141337
[2024-05-26 10:15:20] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-26 10:15:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-26 10:15:20] [INFO ] Load time of PNML (sax parser for PT used): 60 ms
[2024-05-26 10:15:20] [INFO ] Transformed 60 places.
[2024-05-26 10:15:20] [INFO ] Transformed 32 transitions.
[2024-05-26 10:15:20] [INFO ] Found NUPN structural information;
[2024-05-26 10:15:20] [INFO ] Parsed PT model containing 60 places and 32 transitions and 150 arcs in 151 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 15 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA ResAllocation-PT-R015C002-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ResAllocation-PT-R015C002-ReachabilityFireability-2024-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ResAllocation-PT-R015C002-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ResAllocation-PT-R015C002-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ResAllocation-PT-R015C002-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-26 10:15:20] [INFO ] Flatten gal took : 53 ms
[2024-05-26 10:15:20] [INFO ] Flatten gal took : 16 ms
RANDOM walk for 40000 steps (584 resets) in 1263 ms. (31 steps per ms) remains 5/11 properties
FORMULA ResAllocation-PT-R015C002-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ResAllocation-PT-R015C002-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ResAllocation-PT-R015C002-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ResAllocation-PT-R015C002-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ResAllocation-PT-R015C002-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ResAllocation-PT-R015C002-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2024-05-26 10:15:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3823281136219392007.gal : 17 ms
[2024-05-26 10:15:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7867247875904848997.prop : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3823281136219392007.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7867247875904848997.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality7867247875904848997.prop.
SDD proceeding with computation,5 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,5 properties remain. new max is 8
SDD size :4 after 8
SDD proceeding with computation,5 properties remain. new max is 16
SDD size :8 after 32
SDD proceeding with computation,5 properties remain. new max is 32
SDD size :32 after 448
SDD proceeding with computation,5 properties remain. new max is 64
SDD size :448 after 14336
BEST_FIRST walk for 40003 steps (143 resets) in 430 ms. (92 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (72 resets) in 1103 ms. (36 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (141 resets) in 143 ms. (277 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (137 resets) in 180 ms. (221 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 178 ms. (223 steps per ms) remains 5/5 properties
// Phase 1: matrix 32 rows 60 cols
[2024-05-26 10:15:21] [INFO ] Computed 30 invariants in 6 ms
SDD proceeding with computation,5 properties remain. new max is 128
SDD size :90109 after 98286
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 59/59 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 29/88 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 1/60 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/60 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 32/92 variables, 60/150 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/92 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/92 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 92/92 variables, and 150 constraints, problems are : Problem set: 0 solved, 5 unsolved in 494 ms.
Refiners :[Domain max(s): 60/60 constraints, Positive P Invariants (semi-flows): 30/30 constraints, State Equation: 60/60 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 59/59 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem ResAllocation-PT-R015C002-ReachabilityFireability-2024-01 is UNSAT
FORMULA ResAllocation-PT-R015C002-ReachabilityFireability-2024-01 TRUE TECHNIQUES SMT_REFINEMENT
Problem ResAllocation-PT-R015C002-ReachabilityFireability-2024-03 is UNSAT
FORMULA ResAllocation-PT-R015C002-ReachabilityFireability-2024-03 TRUE TECHNIQUES SMT_REFINEMENT
Problem ResAllocation-PT-R015C002-ReachabilityFireability-2024-05 is UNSAT
FORMULA ResAllocation-PT-R015C002-ReachabilityFireability-2024-05 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 29/88 constraints. Problems are: Problem set: 3 solved, 2 unsolved
[2024-05-26 10:15:22] [INFO ] Deduced a trap composed of 4 places in 64 ms of which 17 ms to minimize.
[2024-05-26 10:15:22] [INFO ] Deduced a trap composed of 4 places in 45 ms of which 1 ms to minimize.
[2024-05-26 10:15:22] [INFO ] Deduced a trap composed of 4 places in 93 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 3/91 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/59 variables, 0/91 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 1/60 variables, 1/92 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/60 variables, 1/93 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/60 variables, 0/93 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 32/92 variables, 60/153 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/92 variables, 2/155 constraints. Problems are: Problem set: 3 solved, 2 unsolved
[2024-05-26 10:15:22] [INFO ] Deduced a trap composed of 4 places in 35 ms of which 0 ms to minimize.
[2024-05-26 10:15:22] [INFO ] Deduced a trap composed of 4 places in 15 ms of which 1 ms to minimize.
SDD proceeding with computation,5 properties remain. new max is 256
SDD size :215965 after 221777
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,278528,1.32902,4896,2,159,14,8173,11,0,464,4016,0
Total reachable state count : 278528

Verifying 5 reachability properties.
Invariant property ResAllocation-PT-R015C002-ReachabilityFireability-2024-01 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
ResAllocation-PT-R015C002-ReachabilityFireability-2024-01,0,1.33114,4896,1,0,14,8173,11,0,493,4016,0
Reachability property ResAllocation-PT-R015C002-ReachabilityFireability-2024-02 does not hold.
FORMULA ResAllocation-PT-R015C002-ReachabilityFireability-2024-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : ResAllocation-PT-R015C002-ReachabilityFireability-2024-02

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
ResAllocation-PT-R015C002-ReachabilityFireability-2024-02,0,1.33304,5156,1,0,14,8173,11,0,512,4016,0
Invariant property ResAllocation-PT-R015C002-ReachabilityFireability-2024-03 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
ResAllocation-PT-R015C002-ReachabilityFireability-2024-03,0,1.33459,5156,1,0,14,8173,11,0,538,4016,0
Invariant property ResAllocation-PT-R015C002-ReachabilityFireability-2024-05 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
ResAllocation-PT-R015C002-ReachabilityFireability-2024-05,0,1.33713,5156,1,0,14,8173,11,0,568,4016,0
Invariant property ResAllocation-PT-R015C002-ReachabilityFireability-2024-06 is true.
FORMULA ResAllocation-PT-R015C002-ReachabilityFireability-2024-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
ResAllocation-PT-R015C002-ReachabilityFireability-2024-06,0,1.34171,5156,1,0,14,8173,11,0,615,4016,0
ITS tools runner thread asked to quit. Dying gracefully.
[2024-05-26 10:15:22] [INFO ] Deduced a trap composed of 4 places in 28 ms of which 1 ms to minimize.
After SMT solving in domain Int declared 92/92 variables, and 158 constraints, problems are : Problem set: 5 solved, 0 unsolved in 588 ms.
Refiners :[Domain max(s): 60/60 constraints, Positive P Invariants (semi-flows): 30/30 constraints, State Equation: 60/60 constraints, PredecessorRefiner: 2/5 constraints, Known Traps: 6/6 constraints]
After SMT, in 1207ms problems are : Problem set: 5 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
All properties solved without resorting to model-checking.
Total runtime 2512 ms.

BK_STOP 1716718522851

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="ResAllocation-PT-R015C002"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
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 2-5568"
echo " Executing tool itstools"
echo " Input is ResAllocation-PT-R015C002, 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 r312-tall-171662339500863"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ResAllocation-PT-R015C002.tgz
mv ResAllocation-PT-R015C002 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 ;