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.r224-tall-171649612400270.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 LamportFastMutEx-PT-3, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r224-tall-171649612400270
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 864K
-rw-r--r-- 1 mcc users 14K Apr 13 07:43 CTLCardinality.txt
-rw-r--r-- 1 mcc users 100K Apr 13 07:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 13 07:40 CTLFireability.txt
-rw-r--r-- 1 mcc users 69K Apr 13 07:40 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 6.2K Apr 22 14:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 33K Apr 22 14:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Apr 22 14:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 30K Apr 22 14:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 20K Apr 13 07:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 136K Apr 13 07:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 42K Apr 13 07:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 257K Apr 13 07:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.2K Apr 22 14:51 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.0K Apr 22 14:51 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 2 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 77K May 18 16:42 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 LamportFastMutEx-PT-3-ReachabilityCardinality-2024-00
FORMULA_NAME LamportFastMutEx-PT-3-ReachabilityCardinality-2024-01
FORMULA_NAME LamportFastMutEx-PT-3-ReachabilityCardinality-2024-02
FORMULA_NAME LamportFastMutEx-PT-3-ReachabilityCardinality-2024-03
FORMULA_NAME LamportFastMutEx-PT-3-ReachabilityCardinality-2024-04
FORMULA_NAME LamportFastMutEx-PT-3-ReachabilityCardinality-2024-05
FORMULA_NAME LamportFastMutEx-PT-3-ReachabilityCardinality-2024-06
FORMULA_NAME LamportFastMutEx-PT-3-ReachabilityCardinality-2024-07
FORMULA_NAME LamportFastMutEx-PT-3-ReachabilityCardinality-2024-08
FORMULA_NAME LamportFastMutEx-PT-3-ReachabilityCardinality-2024-09
FORMULA_NAME LamportFastMutEx-PT-3-ReachabilityCardinality-2024-10
FORMULA_NAME LamportFastMutEx-PT-3-ReachabilityCardinality-2024-11
FORMULA_NAME LamportFastMutEx-PT-3-ReachabilityCardinality-2024-12
FORMULA_NAME LamportFastMutEx-PT-3-ReachabilityCardinality-2024-13
FORMULA_NAME LamportFastMutEx-PT-3-ReachabilityCardinality-2024-14
FORMULA_NAME LamportFastMutEx-PT-3-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1716570061220

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LamportFastMutEx-PT-3
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202405141337
[2024-05-24 17:01:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-24 17:01:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-24 17:01:02] [INFO ] Load time of PNML (sax parser for PT used): 63 ms
[2024-05-24 17:01:02] [INFO ] Transformed 100 places.
[2024-05-24 17:01:02] [INFO ] Transformed 156 transitions.
[2024-05-24 17:01:02] [INFO ] Found NUPN structural information;
[2024-05-24 17:01:02] [INFO ] Completing missing partition info from NUPN : creating a component with [P_start_1_0, P_start_1_1, P_start_1_2, P_start_1_3, P_b_0_false, P_b_0_true, P_b_1_false, P_b_1_true, P_b_2_false, P_b_2_true, P_b_3_false, P_b_3_true, P_setx_3_0, P_setx_3_1, P_setx_3_2, P_setx_3_3, P_setbi_5_0, P_setbi_5_1, P_setbi_5_2, P_setbi_5_3, P_ify0_4_0, P_ify0_4_1, P_ify0_4_2, P_ify0_4_3, P_sety_9_0, P_sety_9_1, P_sety_9_2, P_sety_9_3, P_ifxi_10_0, P_ifxi_10_1, P_ifxi_10_2, P_ifxi_10_3, P_setbi_11_0, P_setbi_11_1, P_setbi_11_2, P_setbi_11_3, P_fordo_12_0, P_fordo_12_1, P_fordo_12_2, P_fordo_12_3, P_wait_0_0, P_wait_0_1, P_wait_0_2, P_wait_0_3, P_wait_1_0, P_wait_1_1, P_wait_1_2, P_wait_1_3, P_wait_2_0, P_wait_2_1, P_wait_2_2, P_wait_2_3, P_wait_3_0, P_wait_3_1, P_wait_3_2, P_wait_3_3, P_await_13_0, P_await_13_1, P_await_13_2, P_await_13_3, P_done_0_0, P_done_0_1, P_done_0_2, P_done_0_3, P_done_1_0, P_done_1_1, P_done_1_2, P_done_1_3, P_done_2_0, P_done_2_1, P_done_2_2, P_done_2_3, P_done_3_0, P_done_3_1, P_done_3_2, P_done_3_3, P_ifyi_15_0, P_ifyi_15_1, P_ifyi_15_2, P_ifyi_15_3, P_awaity_0, P_awaity_1, P_awaity_2, P_awaity_3, P_CS_21_0, P_CS_21_1, P_CS_21_2, P_CS_21_3, P_setbi_24_0, P_setbi_24_1, P_setbi_24_2, P_setbi_24_3]
[2024-05-24 17:01:02] [INFO ] Parsed PT model containing 100 places and 156 transitions and 664 arcs in 155 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 19 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 29 places in 2 ms
Reduce places removed 29 places and 42 transitions.
FORMULA LamportFastMutEx-PT-3-ReachabilityCardinality-2024-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-3-ReachabilityCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-3-ReachabilityCardinality-2024-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-3-ReachabilityCardinality-2024-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-3-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-3-ReachabilityCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-3-ReachabilityCardinality-2024-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-3-ReachabilityCardinality-2024-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LamportFastMutEx-PT-3-ReachabilityCardinality-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-24 17:01:03] [INFO ] Flatten gal took : 57 ms
[2024-05-24 17:01:03] [INFO ] Flatten gal took : 35 ms
[2024-05-24 17:01:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6362671228574557355.gal : 19 ms
[2024-05-24 17:01:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6026838694677496159.prop : 13 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/ReachabilityCardinality6362671228574557355.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6026838694677496159.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/ReachabilityCardinality6026838694677496159.prop.
SDD proceeding with computation,7 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,7 properties remain. new max is 8
SDD size :2 after 8
SDD proceeding with computation,7 properties remain. new max is 16
SDD size :8 after 12
RANDOM walk for 40000 steps (8 resets) in 2179 ms. (18 steps per ms) remains 7/7 properties
SDD proceeding with computation,7 properties remain. new max is 32
SDD size :12 after 18
SDD proceeding with computation,7 properties remain. new max is 64
SDD size :18 after 53
SDD proceeding with computation,7 properties remain. new max is 128
SDD size :53 after 126
SDD proceeding with computation,7 properties remain. new max is 256
SDD size :126 after 244
SDD proceeding with computation,7 properties remain. new max is 512
SDD size :244 after 1662
SDD proceeding with computation,7 properties remain. new max is 1024
SDD size :1662 after 4039
BEST_FIRST walk for 40002 steps (8 resets) in 722 ms. (55 steps per ms) remains 7/7 properties
SDD proceeding with computation,7 properties remain. new max is 2048
SDD size :13380 after 15405
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,19742,0.252198,11516,2,2058,16,20833,13,0,516,28054,0
Total reachable state count : 19742

Verifying 7 reachability properties.
Reachability property LamportFastMutEx-PT-3-ReachabilityCardinality-2024-00 does not hold.
FORMULA LamportFastMutEx-PT-3-ReachabilityCardinality-2024-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : LamportFastMutEx-PT-3-ReachabilityCardinality-2024-00

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
LamportFastMutEx-PT-3-ReachabilityCardinality-2024-00,0,0.255098,11752,1,0,16,20833,13,0,554,28054,0
Invariant property LamportFastMutEx-PT-3-ReachabilityCardinality-2024-01 is true.
FORMULA LamportFastMutEx-PT-3-ReachabilityCardinality-2024-01 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
LamportFastMutEx-PT-3-ReachabilityCardinality-2024-01,0,0.259837,11968,1,0,16,20833,13,0,570,28054,0
Invariant property LamportFastMutEx-PT-3-ReachabilityCardinality-2024-02 is true.
FORMULA LamportFastMutEx-PT-3-ReachabilityCardinality-2024-02 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
LamportFastMutEx-PT-3-ReachabilityCardinality-2024-02,0,0.263125,11968,1,0,16,20833,13,0,576,28054,0
Reachability property LamportFastMutEx-PT-3-ReachabilityCardinality-2024-04 does not hold.
FORMULA LamportFastMutEx-PT-3-ReachabilityCardinality-2024-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : LamportFastMutEx-PT-3-ReachabilityCardinality-2024-04

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
LamportFastMutEx-PT-3-ReachabilityCardinality-2024-04,0,0.264107,11968,1,0,16,20833,13,0,581,28054,0
Reachability property LamportFastMutEx-PT-3-ReachabilityCardinality-2024-05 does not hold.
FORMULA LamportFastMutEx-PT-3-ReachabilityCardinality-2024-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : LamportFastMutEx-PT-3-ReachabilityCardinality-2024-05

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
LamportFastMutEx-PT-3-ReachabilityCardinality-2024-05,0,0.2758,11968,1,0,16,20833,13,0,708,28054,0
Reachability property LamportFastMutEx-PT-3-ReachabilityCardinality-2024-06 does not hold.
FORMULA LamportFastMutEx-PT-3-ReachabilityCardinality-2024-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : LamportFastMutEx-PT-3-ReachabilityCardinality-2024-06

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
LamportFastMutEx-PT-3-ReachabilityCardinality-2024-06,0,0.276616,11968,1,0,16,20833,13,0,713,28054,0
Invariant property LamportFastMutEx-PT-3-ReachabilityCardinality-2024-07 is true.
FORMULA LamportFastMutEx-PT-3-ReachabilityCardinality-2024-07 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
LamportFastMutEx-PT-3-ReachabilityCardinality-2024-07,0,0.280664,11968,1,0,16,20833,13,0,800,28054,0
ITS tools runner thread asked to quit. Dying gracefully.
BEST_FIRST walk for 40001 steps (8 resets) in 686 ms. (58 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 414 ms. (96 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 110 ms. (360 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (8 resets) in 101 ms. (392 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (8 resets) in 90 ms. (439 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (8 resets) in 107 ms. (370 steps per ms) remains 7/7 properties
Probably explored full state space saw : 19742 states, properties seen :0
Probabilistic random walk after 78014 steps, saw 19742 distinct states, run finished after 400 ms. (steps per millisecond=195 ) properties seen :0
Explored full state space saw : 19742 states, properties seen :0
Exhaustive walk after 78014 steps, saw 19742 distinct states, run finished after 401 ms. (steps per millisecond=194 ) properties seen :0
All properties solved without resorting to model-checking.
Total runtime 2556 ms.

BK_STOP 1716570065002

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -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 ReachabilityCardinality -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="LamportFastMutEx-PT-3"
export BK_EXAMINATION="ReachabilityCardinality"
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 LamportFastMutEx-PT-3, examination is ReachabilityCardinality"
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-tall-171649612400270"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-PT-3.tgz
mv LamportFastMutEx-PT-3 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;