Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2020-input.r066-tajo-158922814500543.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2020-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 itstools
Input is Diffusion2D-PT-D40N100, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tajo-158922814500543
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.8M
-rw-r--r-- 1 mcc users 4.5K Mar 31 06:35 CTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Mar 31 06:35 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 29 22:56 CTLFireability.txt
-rw-r--r-- 1 mcc users 15K Mar 29 22:56 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.8K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Apr 8 14:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Apr 8 14:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K Mar 28 14:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Mar 28 14:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 27 07:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 12K Mar 27 07:32 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 28 14:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 28 14:50 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 4.7M Mar 24 05:37 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 Diffusion2D-PT-D40N100-ReachabilityFireability-00
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityFireability-01
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityFireability-02
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityFireability-03
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityFireability-04
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityFireability-05
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityFireability-06
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityFireability-07
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityFireability-08
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityFireability-09
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityFireability-10
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityFireability-11
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityFireability-12
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityFireability-13
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityFireability-14
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1590125029319

[2020-05-22 05:23:50] [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, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -greatspnpath, /home/mcc/BenchKit//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2020-05-22 05:23:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-05-22 05:23:51] [INFO ] Load time of PNML (sax parser for PT used): 258 ms
[2020-05-22 05:23:51] [INFO ] Transformed 1600 places.
[2020-05-22 05:23:51] [INFO ] Transformed 12324 transitions.
[2020-05-22 05:23:51] [INFO ] Parsed PT model containing 1600 places and 12324 transitions in 336 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 71 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10005 steps, including 0 resets, run finished after 14 ms. (steps per millisecond=714 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0]
FORMULA Diffusion2D-PT-D40N100-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 13 ms. (steps per millisecond=769 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 20 ms. (steps per millisecond=500 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 20 ms. (steps per millisecond=500 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 18 ms. (steps per millisecond=555 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0]
FORMULA Diffusion2D-PT-D40N100-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 18 ms. (steps per millisecond=555 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 25 ms. (steps per millisecond=400 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 11 ms. (steps per millisecond=909 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 12324 rows 1600 cols
[2020-05-22 05:23:51] [INFO ] Computed 1 place invariants in 121 ms
[2020-05-22 05:23:51] [INFO ] [Real]Absence check using 1 positive place invariants in 34 ms returned sat
[2020-05-22 05:23:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-22 05:23:56] [INFO ] [Real]Absence check using state equation in 4778 ms returned (error "Solver has unexpectedly terminated")
[2020-05-22 05:23:56] [INFO ] [Real]Absence check using 1 positive place invariants in 28 ms returned sat
[2020-05-22 05:23:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-22 05:24:01] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-22 05:24:01] [INFO ] [Real]Absence check using state equation in 4826 ms returned unknown
[2020-05-22 05:24:01] [INFO ] [Real]Absence check using 1 positive place invariants in 21 ms returned sat
[2020-05-22 05:24:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-22 05:24:06] [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: Broken pipe (= s371 (- (+ t2591 t2603 t2610 t2902 t2922 t3410 t3422 t3429) (+ t2911 t2912 t2913 t2914 t2915 t2916 t2917 t2918)))") while checking expression at index 2
[2020-05-22 05:24:07] [INFO ] [Real]Absence check using 1 positive place invariants in 28 ms returned sat
[2020-05-22 05:24:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-22 05:24:11] [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: Broken pipe (= s388 (- (+ t2732 t2739 t2746 t3043 t3058 t3551 t3558 t3565) (+ t3047 t3048 t3049 t3050 t3051 t3052 t3053 t3054)))") while checking expression at index 3
[2020-05-22 05:24:12] [INFO ] [Real]Absence check using 1 positive place invariants in 34 ms returned sat
[2020-05-22 05:24:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-22 05:24:16] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-22 05:24:16] [INFO ] [Real]Absence check using state equation in 4728 ms returned (error "Failed to check-sat")
[2020-05-22 05:24:17] [INFO ] [Real]Absence check using 1 positive place invariants in 27 ms returned sat
[2020-05-22 05:24:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-22 05:24:21] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-22 05:24:21] [INFO ] [Real]Absence check using state equation in 4757 ms returned (error "Failed to check-sat")
[2020-05-22 05:24:22] [INFO ] [Real]Absence check using 1 positive place invariants in 29 ms returned sat
[2020-05-22 05:24:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-22 05:24:26] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-22 05:24:26] [INFO ] [Real]Absence check using state equation in 4812 ms returned (error "Failed to check-sat")
[2020-05-22 05:24:27] [INFO ] [Real]Absence check using 1 positive place invariants in 27 ms returned sat
[2020-05-22 05:24:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-22 05:24:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-22 05:24:31] [INFO ] [Real]Absence check using state equation in 4765 ms returned (error "Failed to check-sat")
[2020-05-22 05:24:32] [INFO ] [Real]Absence check using 1 positive place invariants in 64 ms returned sat
[2020-05-22 05:24:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-22 05:24:36] [INFO ] [Real]Absence check using state equation in 4794 ms returned (error "Solver has unexpectedly terminated")
[2020-05-22 05:24:37] [INFO ] [Real]Absence check using 1 positive place invariants in 27 ms returned sat
[2020-05-22 05:24:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-22 05:24:41] [INFO ] [Real]Absence check using state equation in 4775 ms returned (error "Solver has unexpectedly terminated")
[2020-05-22 05:24:42] [INFO ] [Real]Absence check using 1 positive place invariants in 27 ms returned sat
[2020-05-22 05:24:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-22 05:24:46] [INFO ] [Real]Absence check using state equation in 4782 ms returned (error "Solver has unexpectedly terminated")
[2020-05-22 05:24:47] [INFO ] [Real]Absence check using 1 positive place invariants in 20 ms returned sat
[2020-05-22 05:24:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-22 05:24:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-22 05:24:51] [INFO ] [Real]Absence check using state equation in 4816 ms returned (error "Failed to check-sat")
[2020-05-22 05:24:52] [INFO ] [Real]Absence check using 1 positive place invariants in 25 ms returned sat
[2020-05-22 05:24:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-22 05:24:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-22 05:24:57] [INFO ] [Real]Absence check using state equation in 4801 ms returned (error "Failed to check-sat")
[2020-05-22 05:24:57] [INFO ] [Real]Absence check using 1 positive place invariants in 20 ms returned sat
[2020-05-22 05:24:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-22 05:25:02] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-22 05:25:02] [INFO ] [Real]Absence check using state equation in 4827 ms returned (error "Failed to check-sat")
Support contains 39 out of 1600 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Graph (trivial) has 11728 edges and 1600 vertex of which 1561 / 1600 are part of one of the 1 SCC in 48 ms
Free SCC test removed 1560 places
Drop transitions removed 11728 transitions
Ensure Unique test removed 508 transitions
Reduce isomorphic transitions removed 12236 transitions.
Iterating post reduction 0 with 12236 rules applied. Total rules applied 12237 place count 40 transition count 88
Drop transitions removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 1 with 12 rules applied. Total rules applied 12249 place count 40 transition count 76
Applied a total of 12249 rules in 133 ms. Remains 40 /1600 variables (removed 1560) and now considering 76/12324 (removed 12248) transitions.
Finished structural reductions, in 1 iterations. Remains : 40/1600 places, 76/12324 transitions.
Incomplete random walk after 1000027 steps, including 0 resets, run finished after 173 ms. (steps per millisecond=5780 ) properties seen :[1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
FORMULA Diffusion2D-PT-D40N100-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Finished Best-First random walk after 237 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=237 )
FORMULA Diffusion2D-PT-D40N100-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
All properties solved without resorting to model-checking.

BK_STOP 1590125102656

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

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ /home/mcc/BenchKit//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination ReachabilityFireability -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6

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="Diffusion2D-PT-D40N100"
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"

# 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 itstools"
echo " Input is Diffusion2D-PT-D40N100, 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 r066-tajo-158922814500543"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Diffusion2D-PT-D40N100.tgz
mv Diffusion2D-PT-D40N100 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 ;