Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r082-smll-177946993700350.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool itstools
Input is DES-PT-05a, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r082-smll-177946993700350
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 7.3K Mar 6 18:23 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K Mar 6 18:23 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Mar 6 18:23 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K Mar 6 18:23 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Mar 15 08:55 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 08:55 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 15 08:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Mar 6 18:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 162K Mar 6 18:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Mar 6 18:23 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 47K Mar 6 18:23 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Mar 15 08:56 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Mar 15 08:56 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 37K Mar 3 18:30 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME DES-PT-05a-ReachabilityCardinality-2024-00
FORMULA_NAME DES-PT-05a-ReachabilityCardinality-2024-01
FORMULA_NAME DES-PT-05a-ReachabilityCardinality-2024-02
FORMULA_NAME DES-PT-05a-ReachabilityCardinality-2024-03
FORMULA_NAME DES-PT-05a-ReachabilityCardinality-2024-04
FORMULA_NAME DES-PT-05a-ReachabilityCardinality-2024-05
FORMULA_NAME DES-PT-05a-ReachabilityCardinality-2024-06
FORMULA_NAME DES-PT-05a-ReachabilityCardinality-2024-07
FORMULA_NAME DES-PT-05a-ReachabilityCardinality-2024-08
FORMULA_NAME DES-PT-05a-ReachabilityCardinality-2024-09
FORMULA_NAME DES-PT-05a-ReachabilityCardinality-2024-10
FORMULA_NAME DES-PT-05a-ReachabilityCardinality-2024-11
FORMULA_NAME DES-PT-05a-ReachabilityCardinality-2024-12
FORMULA_NAME DES-PT-05a-ReachabilityCardinality-2024-13
FORMULA_NAME DES-PT-05a-ReachabilityCardinality-2024-14
FORMULA_NAME DES-PT-05a-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779661764685

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DES-PT-05a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-24 22:29:27] [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]
[2026-05-24 22:29:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 22:29:27] [INFO ] Load time of PNML (sax parser for PT used): 104 ms
[2026-05-24 22:29:27] [INFO ] Transformed 135 places.
[2026-05-24 22:29:27] [INFO ] Transformed 92 transitions.
[2026-05-24 22:29:27] [INFO ] Found NUPN structural information;
[2026-05-24 22:29:27] [INFO ] Parsed PT model containing 135 places and 92 transitions and 457 arcs in 313 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 38 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 14 transitions
Reduce redundant transitions removed 14 transitions.
FORMULA DES-PT-05a-ReachabilityCardinality-2024-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-05a-ReachabilityCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DES-PT-05a-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (888 resets) in 1986 ms. (20 steps per ms) remains 2/13 properties
FORMULA DES-PT-05a-ReachabilityCardinality-2024-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-05a-ReachabilityCardinality-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-05a-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-05a-ReachabilityCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-05a-ReachabilityCardinality-2024-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-05a-ReachabilityCardinality-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-05a-ReachabilityCardinality-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-05a-ReachabilityCardinality-2024-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-05a-ReachabilityCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-05a-ReachabilityCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DES-PT-05a-ReachabilityCardinality-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-24 22:29:28] [INFO ] Flatten gal took : 111 ms
[2026-05-24 22:29:28] [INFO ] Flatten gal took : 53 ms
BEST_FIRST walk for 40004 steps (181 resets) in 513 ms. (77 steps per ms) remains 2/2 properties
[2026-05-24 22:29:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4948202604321473822.gal : 37 ms
[2026-05-24 22:29:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14612728417732693235.prop : 6 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4948202604321473822.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14612728417732693235.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality14612728417732693235.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 9
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :9 after 21
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :21 after 30
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :30 after 55
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :55 after 756
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :756 after 1112
BEST_FIRST walk for 40003 steps (181 resets) in 647 ms. (61 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1112 after 47217
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15261843215520692602.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12535676439837046771.kers'
[2026-05-24 22:29:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15261843215520692602.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12535676439837046771.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 78 rows 134 cols 390 entries
Finished phase 1 with 24 SingleSign rule and 52 generalized
[2026-05-24 22:29:29] [INFO ] Computed 59 invariants in 1 ms
Computed 59 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-12535676439837046771.kers
Total runtime 5 ms.
[2026-05-24 22:29:29] [INFO ] State equation strengthened by 1 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :47217 after 652737
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 63/81 variables, 35/53 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/81 variables, 63/116 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 2/118 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 43/124 variables, 21/139 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/124 variables, 43/182 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/124 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 3/127 variables, 1/183 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/127 variables, 3/186 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/127 variables, 0/186 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 77/204 variables, 127/313 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/204 variables, 1/314 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/204 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 9/213 variables, 8/322 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/213 variables, 8/330 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/213 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 0/213 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 213/213 variables, and 330 constraints, problems are : Problem set: 0 solved, 2 unsolved in 950 ms.
Refiners :[Domain max(s): 135/135 constraints, Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 135/135 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Problem DES-PT-05a-ReachabilityCardinality-2024-07 is UNSAT
FORMULA DES-PT-05a-ReachabilityCardinality-2024-07 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 18/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 63/81 variables, 35/53 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/81 variables, 63/116 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 2/118 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/81 variables, 0/118 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 43/124 variables, 21/139 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/124 variables, 43/182 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/124 variables, 0/182 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/127 variables, 1/183 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/127 variables, 3/186 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/127 variables, 0/186 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 77/204 variables, 127/313 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/204 variables, 1/314 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/204 variables, 0/314 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 9/213 variables, 8/322 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/213 variables, 8/330 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/213 variables, 1/331 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/213 variables, 0/331 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/213 variables, 0/331 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
SDD proceeding with computation,2 properties remain. new max is 2048
After SMT solving in domain Int declared 213/213 variables, and 331 constraints, problems are : Problem set: 1 solved, 1 unsolved in 678 ms.
Refiners :[Domain max(s): 135/135 constraints, Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 135/135 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1752ms problems are : Problem set: 1 solved, 1 unsolved
SDD size :652737 after 2.60568e+06
Finished Parikh walk after 4319 steps, including 99 resets, run visited all 1 properties in 24 ms. (steps per millisecond=179 )
FORMULA DES-PT-05a-ReachabilityCardinality-2024-06 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 33 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 3452 ms.

BK_STOP 1779661770890

--------------------
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
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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="DES-PT-05a"
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 2-5973"
echo " Executing tool itstools"
echo " Input is DES-PT-05a, 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 r082-smll-177946993700350"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-05a.tgz
mv DES-PT-05a 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.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 ;