About the Execution of 2022-gold for Dekker-PT-010
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
401.136 | 6970.00 | 10419.00 | 147.30 | FFFFFTFFTFFFFFFF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r158-smll-167819443800004.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.............................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool gold2022
Input is Dekker-PT-010, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r158-smll-167819443800004
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 532K
-rw-r--r-- 1 mcc users 7.0K Feb 26 01:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K Feb 26 01:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Feb 26 01:42 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Feb 26 01:42 CTLFireability.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 15:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 65K Mar 5 18:22 model.pnml
-rw-r--r-- 1 mcc users 9.6K Feb 26 01:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 98K Feb 26 01:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 26 01:45 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 108K Feb 26 01:45 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 15:56 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:56 UpperBounds.xml
--------------------
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 Dekker-PT-010-LTLFireability-00
FORMULA_NAME Dekker-PT-010-LTLFireability-01
FORMULA_NAME Dekker-PT-010-LTLFireability-02
FORMULA_NAME Dekker-PT-010-LTLFireability-03
FORMULA_NAME Dekker-PT-010-LTLFireability-04
FORMULA_NAME Dekker-PT-010-LTLFireability-05
FORMULA_NAME Dekker-PT-010-LTLFireability-06
FORMULA_NAME Dekker-PT-010-LTLFireability-07
FORMULA_NAME Dekker-PT-010-LTLFireability-08
FORMULA_NAME Dekker-PT-010-LTLFireability-09
FORMULA_NAME Dekker-PT-010-LTLFireability-10
FORMULA_NAME Dekker-PT-010-LTLFireability-11
FORMULA_NAME Dekker-PT-010-LTLFireability-12
FORMULA_NAME Dekker-PT-010-LTLFireability-13
FORMULA_NAME Dekker-PT-010-LTLFireability-14
FORMULA_NAME Dekker-PT-010-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1678432158892
gold2022
Got BK_BIN_PATH=/home/mcc/BenchKit/bin/
---> gold2022 --- TAPAAL v5
Setting MODEL_PATH=.
Setting VERIFYPN=/home/mcc/BenchKit/bin/verifypn
Got BK_TIME_CONFINEMENT=3600
Setting TEMPDIR=/home/mcc/BenchKit/bin/tmp
Got BK_MEMORY_CONFINEMENT=16384
Limiting to 16265216 kB
Total timeout: 3590
Time left: 3590
*************************************
* TAPAAL verifying LTLFireability *
*************************************
TEMPDIR=/home/mcc/BenchKit/bin/tmp
QF=/home/mcc/BenchKit/bin/tmp/tmp.GZhxHBwXcd
MF=/home/mcc/BenchKit/bin/tmp/tmp.TGFWksfrWl
Time left: 3589
---------------------------------------------------
Step -1: Stripping Colors
---------------------------------------------------
Verifying stripped models (16 in total)
/home/mcc/BenchKit/bin/verifypn -n -c -q 718 -ltl -l 29 -d 299 -z 4 -x 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ./model.pnml ./LTLFireability.xml
CPN OverApproximation is only usable on colored models
Time left: 3589
---------------------------------------------------
Step 0: Parallel Simplification
---------------------------------------------------
Doing parallel simplification (16 in total)
Total simplification timout is 718 -- reduction timeout is 299
timeout 1017 /home/mcc/BenchKit/bin/verifypn -n -ltl -q 718 -l 29 -d 299 -z 4 -s OverApprox --binary-query-io 2 --write-simplified /home/mcc/BenchKit/bin/tmp/tmp.GZhxHBwXcd --write-reduced /home/mcc/BenchKit/bin/tmp/tmp.TGFWksfrWl -x 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ./model.pnml ./LTLFireability.xml
FORMULA Dekker-PT-010-LTLFireability-05 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 5 was solved
Query is satisfied.
FORMULA Dekker-PT-010-LTLFireability-14 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 14 was solved
Query is NOT satisfied.
Solution found by parallel simplification (step 0)
Solution found by parallel simplification (step 0)
Time left: 3589
---------------------------------------------------
Step 1: Parallel processing
---------------------------------------------------
Doing parallel verification of individual queries (14 in total)
Each query is verified by 4 parallel strategies for 299 seconds
------------------- QUERY 1 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is NOT satisfied.
Spent 0.002894 on verification
@@@0.01,7688@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ tarjan\ --ltl-heur\ dist\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.TGFWksfrWl /home/mcc/BenchKit/bin/tmp/tmp.GZhxHBwXcd --binary-query-io 1 -x 1 -n
FORMULA Dekker-PT-010-LTLFireability-04 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3589
------------------- QUERY 2 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is NOT satisfied.
Spent 0.09383 on verification
@@@0.10,149140@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ tarjan\ --ltl-heur\ fire-count\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.TGFWksfrWl /home/mcc/BenchKit/bin/tmp/tmp.GZhxHBwXcd --binary-query-io 1 -x 2 -n
FORMULA Dekker-PT-010-LTLFireability-07 FALSE TECHNIQUES EXPLICIT TARJAN WEAK_SKIP STUBBORN AUT_STUB HEURISTIC LOGFIRECOUNT_HEUR(5000) OPTIM-1
Time left: 3588
------------------- QUERY 3 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is NOT satisfied.
Spent 0.040529 on verification
@@@0.05,21364@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.TGFWksfrWl /home/mcc/BenchKit/bin/tmp/tmp.GZhxHBwXcd --binary-query-io 1 -x 3 -n
FORMULA Dekker-PT-010-LTLFireability-09 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3588
------------------- QUERY 4 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is NOT satisfied.
Spent 0.04936 on verification
@@@0.08,21564@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.TGFWksfrWl /home/mcc/BenchKit/bin/tmp/tmp.GZhxHBwXcd --binary-query-io 1 -x 4 -n
FORMULA Dekker-PT-010-LTLFireability-10 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3587
------------------- QUERY 5 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is NOT satisfied.
Spent 0.071869 on verification
@@@0.08,149064@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ tarjan\ --ltl-heur\ dist\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.TGFWksfrWl /home/mcc/BenchKit/bin/tmp/tmp.GZhxHBwXcd --binary-query-io 1 -x 5 -n
FORMULA Dekker-PT-010-LTLFireability-00 FALSE TECHNIQUES EXPLICIT TARJAN WEAK_SKIP STUBBORN AUT_STUB HEURISTIC DIST_HEUR OPTIM-1
Time left: 3587
------------------- QUERY 6 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is satisfied.
Spent 0.021666 on verification
@@@0.04,21280@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.TGFWksfrWl /home/mcc/BenchKit/bin/tmp/tmp.GZhxHBwXcd --binary-query-io 1 -x 6 -n
FORMULA Dekker-PT-010-LTLFireability-08 TRUE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3586
------------------- QUERY 7 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is NOT satisfied.
Spent 0.022749 on verification
@@@0.04,21420@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.TGFWksfrWl /home/mcc/BenchKit/bin/tmp/tmp.GZhxHBwXcd --binary-query-io 1 -x 7 -n
FORMULA Dekker-PT-010-LTLFireability-01 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3586
------------------- QUERY 8 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is NOT satisfied.
Spent 0.070591 on verification
@@@0.07,149008@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ tarjan\ --ltl-heur\ dist\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.TGFWksfrWl /home/mcc/BenchKit/bin/tmp/tmp.GZhxHBwXcd --binary-query-io 1 -x 8 -n
FORMULA Dekker-PT-010-LTLFireability-06 FALSE TECHNIQUES EXPLICIT TARJAN WEAK_SKIP STUBBORN AUT_STUB HEURISTIC DIST_HEUR OPTIM-1
Time left: 3585
------------------- QUERY 9 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is NOT satisfied.
Spent 0.026094 on verification
@@@0.05,21520@@@
FORMULA Dekker-PT-010-LTLFireability-11 FALSE TECHNIQUES EXPLICIT TARJAN WEAK_SKIP STUBBORN AUT_STUB HEURISTIC DIST_HEUR OPTIM-1
Query index 0 was solved
Query is NOT satisfied.
Spent 0.064698 on verification
@@@0.07,149216@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ tarjan\ --ltl-heur\ dist\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.TGFWksfrWl /home/mcc/BenchKit/bin/tmp/tmp.GZhxHBwXcd --binary-query-io 1 -x 9 -n
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.TGFWksfrWl /home/mcc/BenchKit/bin/tmp/tmp.GZhxHBwXcd --binary-query-io 1 -x 9 -n
FORMULA Dekker-PT-010-LTLFireability-11 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3585
------------------- QUERY 10 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is NOT satisfied.
Spent 0.072352 on verification
@@@0.07,149288@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ tarjan\ --ltl-heur\ dist\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.TGFWksfrWl /home/mcc/BenchKit/bin/tmp/tmp.GZhxHBwXcd --binary-query-io 1 -x 10 -n
FORMULA Dekker-PT-010-LTLFireability-13 FALSE TECHNIQUES EXPLICIT TARJAN WEAK_SKIP STUBBORN AUT_STUB HEURISTIC DIST_HEUR OPTIM-1
Time left: 3584
------------------- QUERY 11 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is NOT satisfied.
Spent 0.017607 on verification
@@@0.02,23252@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.TGFWksfrWl /home/mcc/BenchKit/bin/tmp/tmp.GZhxHBwXcd --binary-query-io 1 -x 11 -n
FORMULA Dekker-PT-010-LTLFireability-12 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3584
------------------- QUERY 12 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is NOT satisfied.
Spent 0.02162 on verification
@@@0.03,21500@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.TGFWksfrWl /home/mcc/BenchKit/bin/tmp/tmp.GZhxHBwXcd --binary-query-io 1 -x 12 -n
FORMULA Dekker-PT-010-LTLFireability-03 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3584
------------------- QUERY 13 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is NOT satisfied.
Spent 0.069258 on verification
@@@0.07,149692@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ tarjan\ --ltl-heur\ dist\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.TGFWksfrWl /home/mcc/BenchKit/bin/tmp/tmp.GZhxHBwXcd --binary-query-io 1 -x 13 -n
FORMULA Dekker-PT-010-LTLFireability-15 FALSE TECHNIQUES EXPLICIT TARJAN WEAK_SKIP STUBBORN AUT_STUB HEURISTIC DIST_HEUR OPTIM-1
Time left: 3583
------------------- QUERY 14 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is NOT satisfied.
Spent 0.038848 on verification
FORMULA Dekker-PT-010-LTLFireability-02 FALSE TECHNIQUES EXPLICIT TARJAN WEAK_SKIP STUBBORN AUT_STUB HEURISTIC DIST_HEUR OPTIM-1
Query index 0 was solved
Query is NOT satisfied.
Spent 0.067487 on verification
@@@0.05,21604@@@
@@@0.07,149320@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ tarjan\ --ltl-heur\ dist\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.TGFWksfrWl /home/mcc/BenchKit/bin/tmp/tmp.GZhxHBwXcd --binary-query-io 1 -x 14 -n
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.TGFWksfrWl /home/mcc/BenchKit/bin/tmp/tmp.GZhxHBwXcd --binary-query-io 1 -x 14 -n
FORMULA Dekker-PT-010-LTLFireability-02 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3583
All queries are solved
Time left: 3583
terminated-with-cleanup
BK_STOP 1678432165862
--------------------
content from stderr:
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="Dekker-PT-010"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="gold2022"
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 2-5348"
echo " Executing tool gold2022"
echo " Input is Dekker-PT-010, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r158-smll-167819443800004"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Dekker-PT-010.tgz
mv Dekker-PT-010 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;