fond
Model Checking Contest 2020
10th edition, Paris, France, June 23, 2020
Execution of r051-ebro-158902545800189
Last Updated
Jun 28, 2020

About the Execution of ITS-Tools for DES-PT-00b

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15742.960 457963.00 471168.00 221.40 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 normal

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.r051-ebro-158902545800189.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 DES-PT-00b, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r051-ebro-158902545800189
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 228K
-rw-r--r-- 1 mcc users 3.3K Mar 30 01:51 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K Mar 30 01:51 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 28 16:15 CTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 28 16:15 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.2K Apr 8 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.8K Apr 8 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K Mar 27 08:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 27 08:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 26 08:15 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 13K Mar 26 08:15 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Mar 28 14:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Mar 28 14:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 66K 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 positive values
NUM_VECTOR

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

=== Now, execution of the tool begins

BK_START 1589525718975

[2020-05-15 06:55:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -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]
[2020-05-15 06:55:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-05-15 06:55:22] [INFO ] Load time of PNML (sax parser for PT used): 132 ms
[2020-05-15 06:55:22] [INFO ] Transformed 271 places.
[2020-05-15 06:55:22] [INFO ] Transformed 230 transitions.
[2020-05-15 06:55:22] [INFO ] Found NUPN structural information;
[2020-05-15 06:55:22] [INFO ] Parsed PT model containing 271 places and 230 transitions in 221 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 26 ms.
Finished random walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
[2020-05-15 06:55:22] [INFO ] Flatten gal took : 143 ms
[2020-05-15 06:55:22] [INFO ] Applying decomposition
[2020-05-15 06:55:23] [INFO ] Flatten gal took : 37 ms
[2020-05-15 06:55:23] [INFO ] Time to serialize gal into /home/mcc/execution/UpperBounds.pnml.gal : 32 ms
[2020-05-15 06:55:23] [INFO ] Time to serialize properties into /home/mcc/execution/UpperBounds.prop : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202005100927/bin/its-reach-linux64, --gc-threshold, 2000000, --quiet, -i, /home/mcc/execution/UpperBounds.pnml.gal, -t, CGAL, -reachable-file, UpperBounds.prop, --nowitness, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202005100927/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /home/mcc/execution/UpperBounds.pnml.gal -t CGAL -reachable-file UpperBounds.prop --nowitness --gen-order FOLLOW
Loading property file UpperBounds.prop.
Read [bounds] property : DES-PT-00b-UpperBounds-00 with value :p84
Read [bounds] property : DES-PT-00b-UpperBounds-01 with value :p268
Read [bounds] property : DES-PT-00b-UpperBounds-02 with value :p76
Read [bounds] property : DES-PT-00b-UpperBounds-03 with value :p234
Read [bounds] property : DES-PT-00b-UpperBounds-04 with value :p204
Read [bounds] property : DES-PT-00b-UpperBounds-05 with value :p126
Read [bounds] property : DES-PT-00b-UpperBounds-06 with value :p160
Read [bounds] property : DES-PT-00b-UpperBounds-07 with value :p132
Read [bounds] property : DES-PT-00b-UpperBounds-08 with value :p74
Read [bounds] property : DES-PT-00b-UpperBounds-09 with value :p219
Read [bounds] property : DES-PT-00b-UpperBounds-10 with value :p30
Read [bounds] property : DES-PT-00b-UpperBounds-11 with value :p238
Read [bounds] property : DES-PT-00b-UpperBounds-12 with value :p146
Read [bounds] property : DES-PT-00b-UpperBounds-13 with value :p100
Read [bounds] property : DES-PT-00b-UpperBounds-14 with value :p148
Read [bounds] property : DES-PT-00b-UpperBounds-15 with value :p267
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,2.46014e+19,438.099,2861024,2,477256,5,1.27357e+07,6,0,1310,1.3005e+07,0
Total reachable state count : 24601448127260250298

Verifying 16 reachability properties.
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property DES-PT-00b-UpperBounds-00 :0 <= p84 <= 1
FORMULA DES-PT-00b-UpperBounds-00 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-00b-UpperBounds-00,0,439.179,2861024,1,0,7,1.27357e+07,9,1,1960,1.3005e+07,4
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property DES-PT-00b-UpperBounds-01 :0 <= p268 <= 1
FORMULA DES-PT-00b-UpperBounds-01 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-00b-UpperBounds-01,0,439.3,2861024,1,0,8,1.27357e+07,10,1,1969,1.3005e+07,5
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property DES-PT-00b-UpperBounds-02 :0 <= p76 <= 1
FORMULA DES-PT-00b-UpperBounds-02 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-00b-UpperBounds-02,0,440.47,2861024,1,0,9,1.27357e+07,11,1,2362,1.3005e+07,6
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property DES-PT-00b-UpperBounds-03 :0 <= p234 <= 1
FORMULA DES-PT-00b-UpperBounds-03 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-00b-UpperBounds-03,0,440.493,2861024,1,0,10,1.27357e+07,12,1,2439,1.3005e+07,7
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property DES-PT-00b-UpperBounds-04 :0 <= p204 <= 1
FORMULA DES-PT-00b-UpperBounds-04 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-00b-UpperBounds-04,0,440.657,2861024,1,0,11,1.27357e+07,13,1,2576,1.3005e+07,8
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property DES-PT-00b-UpperBounds-05 :0 <= p126 <= 1
FORMULA DES-PT-00b-UpperBounds-05 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-00b-UpperBounds-05,0,441.956,2861024,1,0,12,1.27357e+07,14,1,2869,1.3005e+07,9
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property DES-PT-00b-UpperBounds-06 :0 <= p160 <= 1
FORMULA DES-PT-00b-UpperBounds-06 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-00b-UpperBounds-06,0,443.293,2861024,1,0,13,1.27357e+07,15,1,3094,1.3005e+07,10
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property DES-PT-00b-UpperBounds-07 :0 <= p132 <= 1
FORMULA DES-PT-00b-UpperBounds-07 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-00b-UpperBounds-07,0,444.408,2861024,1,0,14,1.27357e+07,16,1,3375,1.3005e+07,11
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property DES-PT-00b-UpperBounds-08 :0 <= p74 <= 1
FORMULA DES-PT-00b-UpperBounds-08 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-00b-UpperBounds-08,0,445.603,2861024,1,0,15,1.27357e+07,17,1,3772,1.3005e+07,12
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property DES-PT-00b-UpperBounds-09 :0 <= p219 <= 1
FORMULA DES-PT-00b-UpperBounds-09 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-00b-UpperBounds-09,0,445.614,2861024,1,0,16,1.27357e+07,18,1,3879,1.3005e+07,13
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property DES-PT-00b-UpperBounds-10 :0 <= p30 <= 1
FORMULA DES-PT-00b-UpperBounds-10 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-00b-UpperBounds-10,0,446.846,2861024,1,0,17,1.27357e+07,19,1,4364,1.3005e+07,14
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property DES-PT-00b-UpperBounds-11 :0 <= p238 <= 1
FORMULA DES-PT-00b-UpperBounds-11 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-00b-UpperBounds-11,0,446.85,2861024,1,0,18,1.27357e+07,20,1,4433,1.3005e+07,15
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property DES-PT-00b-UpperBounds-12 :0 <= p146 <= 1
FORMULA DES-PT-00b-UpperBounds-12 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-00b-UpperBounds-12,0,448.129,2861024,1,0,19,1.27357e+07,21,1,4686,1.3005e+07,16
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property DES-PT-00b-UpperBounds-13 :0 <= p100 <= 1
FORMULA DES-PT-00b-UpperBounds-13 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-00b-UpperBounds-13,0,449.464,2861024,1,0,20,1.27357e+07,22,1,5031,1.3005e+07,17
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property DES-PT-00b-UpperBounds-14 :0 <= p148 <= 1
FORMULA DES-PT-00b-UpperBounds-14 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-00b-UpperBounds-14,0,450.779,2861024,1,0,21,1.27357e+07,23,1,5280,1.3005e+07,18
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property DES-PT-00b-UpperBounds-15 :0 <= p267 <= 1
FORMULA DES-PT-00b-UpperBounds-15 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-00b-UpperBounds-15,0,450.78,2861024,1,0,22,1.27357e+07,24,1,5291,1.3005e+07,19
ITS tools runner thread asked to quit. Dying gracefully.

BK_STOP 1589526176938

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

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution UpperBounds -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 UpperBounds -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="DES-PT-00b"
export BK_EXAMINATION="UpperBounds"
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 DES-PT-00b, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r051-ebro-158902545800189"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-00b.tgz
mv DES-PT-00b execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;