fond
Model Checking Contest 2024
14th edition, Geneva, Switzerland, June 25, 2024
Execution of r352-tall-171679102600007
Last Updated
July 7, 2024

About the Execution of 2023-gold for RingSingleMessageInMbox-PT-d0m005

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
211.136 4692.00 7731.00 374.20 F normal

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.r352-tall-171679102600007.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 gold2023
Input is RingSingleMessageInMbox-PT-d0m005, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r352-tall-171679102600007
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 468K
-rw-r--r-- 1 mcc users 6.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Apr 23 07:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K 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 18K Apr 23 07:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.5K Apr 13 00:01 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 97K Apr 13 00:01 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.5K Apr 13 00:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K Apr 13 00:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 23 07:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K 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 7 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

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1716876592646

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=gold2023
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=RingSingleMessageInMbox-PT-d0m005
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202304061127
[2024-05-28 06:09:54] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2024-05-28 06:09:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-28 06:09:54] [INFO ] Load time of PNML (sax parser for PT used): 46 ms
[2024-05-28 06:09:54] [INFO ] Transformed 385 places.
[2024-05-28 06:09:54] [INFO ] Transformed 59 transitions.
[2024-05-28 06:09:54] [INFO ] Parsed PT model containing 385 places and 59 transitions and 236 arcs in 109 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 385/385 places, 59/59 transitions.
Reduce places removed 331 places and 0 transitions.
Iterating post reduction 0 with 331 rules applied. Total rules applied 331 place count 54 transition count 59
Applied a total of 331 rules in 9 ms. Remains 54 /385 variables (removed 331) and now considering 59/59 (removed 0) transitions.
// Phase 1: matrix 59 rows 54 cols
[2024-05-28 06:09:54] [INFO ] Computed 3 invariants in 9 ms
[2024-05-28 06:09:54] [INFO ] Implicit Places using invariants in 187 ms returned []
[2024-05-28 06:09:54] [INFO ] Invariant cache hit.
[2024-05-28 06:09:54] [INFO ] State equation strengthened by 27 read => feed constraints.
[2024-05-28 06:09:54] [INFO ] Implicit Places using invariants and state equation in 90 ms returned []
Implicit Place search using SMT with State Equation took 302 ms to find 0 implicit places.
[2024-05-28 06:09:54] [INFO ] Invariant cache hit.
[2024-05-28 06:09:54] [INFO ] Dead Transitions using invariants and state equation in 56 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 54/385 places, 59/59 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 369 ms. Remains : 54/385 places, 59/59 transitions.
Discarding 8 transitions out of 59. Remains 51
Initial state reduction rules removed 1 formulas.
[2024-05-28 06:09:55] [INFO ] Flatten gal took : 29 ms
[2024-05-28 06:09:55] [INFO ] Flatten gal took : 11 ms
[2024-05-28 06:09:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6223381981026739878.gal : 7 ms
[2024-05-28 06:09:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13346698471861737999.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6223381981026739878.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13346698471861737999.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality13346698471861737999.prop.
Reachability property qltransition_44 is true.
Reachability property qltransition_8 is true.
Reachability property qltransition_7 is true.
Reachability property qltransition_3 is true.
Reachability property qltransition_2 is true.
Reachability property qltransition_1 is true.
SDD proceeding with computation,44 properties remain. new max is 2
SDD size :1 after 5
Reachability property qltransition_45 is true.
Reachability property qltransition_33 is true.
Reachability property qltransition_29 is true.
Reachability property qltransition_6 is true.
Reachability property qltransition_5 is true.
SDD proceeding with computation,39 properties remain. new max is 2
SDD size :5 after 17
Reachability property qltransition_54 is true.
Reachability property qltransition_11 is true.
SDD proceeding with computation,37 properties remain. new max is 2
SDD size :17 after 30
Reachability property qltransition_31 is true.
SDD proceeding with computation,36 properties remain. new max is 2
SDD size :30 after 35
Reachability property qltransition_20 is true.
SDD proceeding with computation,35 properties remain. new max is 2
SDD size :35 after 42
Reachability property qltransition_12 is true.
SDD proceeding with computation,34 properties remain. new max is 2
SDD size :42 after 48
Reachability property qltransition_52 is true.
Reachability property qltransition_41 is true.
SDD proceeding with computation,32 properties remain. new max is 2
SDD size :48 after 86
Reachability property qltransition_51 is true.
Reachability property qltransition_19 is true.
Reachability property qltransition_18 is true.
SDD proceeding with computation,29 properties remain. new max is 2
SDD size :86 after 94
Reachability property qltransition_42 is true.
Reachability property qltransition_22 is true.
Reachability property qltransition_14 is true.
SDD proceeding with computation,26 properties remain. new max is 2
SDD size :94 after 107
Reachability property qltransition_48 is true.
Reachability property qltransition_46 is true.
Reachability property qltransition_13 is true.
SDD proceeding with computation,23 properties remain. new max is 2
SDD size :107 after 115
Reachability property qltransition_4 is true.
SDD proceeding with computation,22 properties remain. new max is 2
SDD size :115 after 126
SDD proceeding with computation,22 properties remain. new max is 4
SDD size :126 after 130
SDD proceeding with computation,22 properties remain. new max is 8
SDD size :130 after 133
Reachability property qltransition_21 is true.
SDD proceeding with computation,21 properties remain. new max is 8
SDD size :133 after 154
Reachability property qltransition_47 is true.
Reachability property qltransition_28 is true.
Reachability property qltransition_25 is true.
SDD proceeding with computation,18 properties remain. new max is 8
SDD size :154 after 164
SDD proceeding with computation,18 properties remain. new max is 16
SDD size :164 after 191
SDD proceeding with computation,18 properties remain. new max is 32
SDD size :191 after 228
SDD proceeding with computation,18 properties remain. new max is 64
SDD size :228 after 287
SDD proceeding with computation,18 properties remain. new max is 128
SDD size :287 after 395
Reachability property qltransition_40 is true.
SDD proceeding with computation,17 properties remain. new max is 128
SDD size :395 after 732
Reachability property qltransition_58 is true.
Reachability property qltransition_56 is true.
Reachability property qltransition_53 is true.
Reachability property qltransition_43 is true.
Reachability property qltransition_39 is true.
Reachability property qltransition_37 is true.
Reachability property qltransition_36 is true.
Reachability property qltransition_35 is true.
Reachability property qltransition_34 is true.
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :1988 after 2080
Reachability property qltransition_57 is true.
SDD proceeding with computation,7 properties remain. new max is 128
SDD size :2546 after 2648
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,2662,0.071877,6304,2,1187,69,8999,13,0,282,5213,0
Total reachable state count : 2662

Verifying 50 reachability properties.
Reachability property qltransition_1 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
qltransition\_1,16,0.072558,6304,2,81,69,8999,14,0,286,5213,0
Reachability property qltransition_2 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
qltransition\_2,1,0.072946,6568,2,55,69,8999,15,0,288,5213,0
Reachability property qltransition_3 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
qltransition\_3,1,0.073191,6568,2,55,69,8999,16,0,290,5213,0
Reachability property qltransition_4 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
qltransition\_4,3,0.073474,6568,2,60,69,8999,17,0,292,5213,0
Reachability property qltransition_5 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
qltransition\_5,10,0.073762,6568,2,92,69,8999,18,0,294,5213,0
Reachability property qltransition_6 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
qltransition\_6,5,0.074032,6568,2,60,69,8999,19,0,296,5213,0
Reachability property qltransition_7 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
qltransition\_7,4,0.074287,6568,2,59,69,8999,20,0,298,5213,0
Reachability property qltransition_8 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
qltransition\_8,4,0.07452,6568,2,78,69,8999,21,0,300,5213,0
Reachability property qltransition_11 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
qltransition\_11,10,0.074785,6568,2,92,69,8999,22,0,302,5213,0
Reachability property qltransition_12 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
qltransition\_12,4,0.075005,6568,2,78,69,8999,23,0,304,5213,0
Reachability property qltransition_13 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
qltransition\_13,6,0.075258,6568,2,97,69,8999,24,0,306,5213,0
Reachability property qltransition_14 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
qltransition\_14,2,0.075501,6568,2,57,69,8999,25,0,308,5213,0
Reachability property qltransition_15 does not hold.
FORMULA QuasiLiveness FALSE TECHNIQUES DECISION_DIAGRAMS COLLATERAL_PROCESSING TOPOLOGICAL INITIAL_STATE
ITS tools runner thread asked to quit. Dying gracefully.
Incomplete random walk after 10000 steps, including 2168 resets, run finished after 545 ms. (steps per millisecond=18 ) properties (out of 50) seen :25
Incomplete Best-First random walk after 1001 steps, including 44 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 52 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1000 steps, including 52 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 25) seen :2
Incomplete Best-First random walk after 1000 steps, including 56 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 54 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 49 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 47 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1000 steps, including 46 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1000 steps, including 49 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 54 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 50 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 39 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 23) seen :2
Incomplete Best-First random walk after 1001 steps, including 100 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 97 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 87 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 96 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 81 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 92 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 93 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 92 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 93 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 21) seen :0
Total runtime 1363 ms.

BK_STOP 1716876597338

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="RingSingleMessageInMbox-PT-d0m005"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2023"
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 2-5568"
echo " Executing tool gold2023"
echo " Input is RingSingleMessageInMbox-PT-d0m005, 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 r352-tall-171679102600007"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RingSingleMessageInMbox-PT-d0m005.tgz
mv RingSingleMessageInMbox-PT-d0m005 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 ;