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.r334-tall-171679080500534.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 SemanticWebServices-PT-S128P06, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r334-tall-171679080500534
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.7M
-rw-r--r-- 1 mcc users 7.7K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K May 19 07:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 19 16:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 23 07:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 07:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Apr 12 02:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 189K Apr 12 02:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K Apr 12 02:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K Apr 12 02:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 19 07:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 19 15:30 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 8 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 1.2M 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

here is the order used to build the result vector(from text file)
FORMULA_NAME SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-00
FORMULA_NAME SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-01
FORMULA_NAME SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-02
FORMULA_NAME SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-03
FORMULA_NAME SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-04
FORMULA_NAME SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-05
FORMULA_NAME SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-06
FORMULA_NAME SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-07
FORMULA_NAME SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-08
FORMULA_NAME SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-09
FORMULA_NAME SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-10
FORMULA_NAME SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-11
FORMULA_NAME SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-12
FORMULA_NAME SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-13
FORMULA_NAME SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-14
FORMULA_NAME SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1716847233154

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SemanticWebServices-PT-S128P06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202405141337
[2024-05-27 22:00:34] [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]
[2024-05-27 22:00:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-27 22:00:34] [INFO ] Load time of PNML (sax parser for PT used): 171 ms
[2024-05-27 22:00:34] [INFO ] Transformed 262 places.
[2024-05-27 22:00:34] [INFO ] Transformed 1328 transitions.
[2024-05-27 22:00:34] [INFO ] Parsed PT model containing 262 places and 1328 transitions and 9727 arcs in 329 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 29 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 82 places in 4 ms
Reduce places removed 82 places and 792 transitions.
Ensure Unique test removed 195 transitions
Reduce redundant transitions removed 195 transitions.
FORMULA SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-27 22:00:35] [INFO ] Flatten gal took : 121 ms
[2024-05-27 22:00:35] [INFO ] Flatten gal took : 55 ms
[2024-05-27 22:00:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4704178242935199333.gal : 38 ms
[2024-05-27 22:00:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6201234865380950798.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4704178242935199333.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6201234865380950798.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/ReachabilityCardinality6201234865380950798.prop.
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :6 after 18
Invariant property SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-06 does not hold.
FORMULA SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Invariant property SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-03 does not hold.
FORMULA SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :18 after 1410
Reachability property SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-12 is true.
FORMULA SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,7 properties remain. new max is 8
SDD size :1410 after 56106
RANDOM walk for 40000 steps (8 resets) in 3016 ms. (13 steps per ms) remains 4/10 properties
FORMULA SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 186 ms. (213 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 175 ms. (227 steps per ms) remains 3/4 properties
FORMULA SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-11 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 68 ms. (579 steps per ms) remains 3/3 properties
[2024-05-27 22:00:35] [INFO ] Flow matrix only has 231 transitions (discarded 110 similar events)
// Phase 1: matrix 231 rows 180 cols
[2024-05-27 22:00:35] [INFO ] Computed 22 invariants in 20 ms
[2024-05-27 22:00:35] [INFO ] State equation strengthened by 80 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-00 is UNSAT
FORMULA SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-00 TRUE TECHNIQUES SMT_REFINEMENT
Problem SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-15 is UNSAT
FORMULA SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-15 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 8/36 variables, 2/2 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 0/2 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 11/47 variables, 8/10 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/47 variables, 0/10 constraints. Problems are: Problem set: 2 solved, 1 unsolved
Invariant property SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-04 does not hold.
At refinement iteration 5 (OVERLAPS) 84/131 variables, 47/57 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 8/65 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/131 variables, 0/65 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 183/314 variables, 36/101 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/314 variables, 72/173 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/314 variables, 0/173 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 97/411 variables, 97/270 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/411 variables, 12/282 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/411 variables, 0/282 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/411 variables, 0/282 constraints. Problems are: Problem set: 2 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 411/411 variables, and 282 constraints, problems are : Problem set: 2 solved, 1 unsolved in 525 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 180/180 constraints, ReadFeed: 80/80 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 8/24 variables, 5/5 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/5 constraints. Problems are: Problem set: 2 solved, 1 unsolved
SDD proceeding with computation,6 properties remain. new max is 8
At refinement iteration 3 (OVERLAPS) 41/65 variables, 24/29 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 0/29 constraints. Problems are: Problem set: 2 solved, 1 unsolved
SDD size :56106 after 1.51242e+06
At refinement iteration 5 (OVERLAPS) 206/271 variables, 26/55 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/271 variables, 68/123 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/271 variables, 0/123 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 129/400 variables, 122/245 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/400 variables, 15/260 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/400 variables, 1/261 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/400 variables, 0/261 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 3/403 variables, 1/262 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/403 variables, 1/263 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/403 variables, 0/263 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 3/406 variables, 1/264 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/406 variables, 1/265 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/406 variables, 0/265 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 5/411 variables, 7/272 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/411 variables, 11/283 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/411 variables, 0/283 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/411 variables, 0/283 constraints. Problems are: Problem set: 2 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 411/411 variables, and 283 constraints, problems are : Problem set: 2 solved, 1 unsolved in 231 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 180/180 constraints, ReadFeed: 80/80 constraints, PredecessorRefiner: 1/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 862ms problems are : Problem set: 2 solved, 1 unsolved
Finished Parikh walk after 36 steps, including 0 resets, run visited all 1 properties in 4 ms. (steps per millisecond=9 )
FORMULA SemanticWebServices-PT-S128P06-ReachabilityCardinality-2024-07 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 10 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 2381 ms.

BK_STOP 1716847236739

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ 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="SemanticWebServices-PT-S128P06"
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 SemanticWebServices-PT-S128P06, 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 r334-tall-171679080500534"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SemanticWebServices-PT-S128P06.tgz
mv SemanticWebServices-PT-S128P06 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 ;