fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r077-smll-167814402500310
Last Updated
May 14, 2023

About the Execution of Tapaal for ClientsAndServers-PT-N0050P0

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
65.731 1863.00 2283.00 87.70 TFTTTFFFFTTTFFFF 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.r077-smll-167814402500310.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 tapaal
Input is ClientsAndServers-PT-N0050P0, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r077-smll-167814402500310
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 388K
-rw-r--r-- 1 mcc users 5.8K Feb 26 13:18 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K Feb 26 13:18 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Feb 26 13:17 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 26 13:17 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 15:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 15:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.5K Feb 26 13:19 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 72K Feb 26 13:19 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K Feb 26 13:18 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K Feb 26 13:18 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 15:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 9.2K Mar 5 18:22 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 ClientsAndServers-PT-N0050P0-ReachabilityCardinality-00
FORMULA_NAME ClientsAndServers-PT-N0050P0-ReachabilityCardinality-01
FORMULA_NAME ClientsAndServers-PT-N0050P0-ReachabilityCardinality-02
FORMULA_NAME ClientsAndServers-PT-N0050P0-ReachabilityCardinality-03
FORMULA_NAME ClientsAndServers-PT-N0050P0-ReachabilityCardinality-04
FORMULA_NAME ClientsAndServers-PT-N0050P0-ReachabilityCardinality-05
FORMULA_NAME ClientsAndServers-PT-N0050P0-ReachabilityCardinality-06
FORMULA_NAME ClientsAndServers-PT-N0050P0-ReachabilityCardinality-07
FORMULA_NAME ClientsAndServers-PT-N0050P0-ReachabilityCardinality-08
FORMULA_NAME ClientsAndServers-PT-N0050P0-ReachabilityCardinality-09
FORMULA_NAME ClientsAndServers-PT-N0050P0-ReachabilityCardinality-10
FORMULA_NAME ClientsAndServers-PT-N0050P0-ReachabilityCardinality-11
FORMULA_NAME ClientsAndServers-PT-N0050P0-ReachabilityCardinality-12
FORMULA_NAME ClientsAndServers-PT-N0050P0-ReachabilityCardinality-13
FORMULA_NAME ClientsAndServers-PT-N0050P0-ReachabilityCardinality-14
FORMULA_NAME ClientsAndServers-PT-N0050P0-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1678370807731

tapaal
Got BK_BIN_PATH=/home/mcc/BenchKit/bin/
---> tapaal --- TAPAAL
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 ReachabilityCardinality *
**********************************************
TEMPDIR=/home/mcc/BenchKit/bin/tmp
QF=/home/mcc/BenchKit/bin/tmp/tmp.CPVDcoRnZE
MF=/home/mcc/BenchKit/bin/tmp/tmp.sJHhI0INfG
Time left: 3590
---------------------------------------------------
Step -1: Stripping Colors
---------------------------------------------------
Verifying stripped models (16 in total)

Time left: 3590
---------------------------------------------------
Step 0: Parallel Simplification
---------------------------------------------------
Doing parallel simplification (16 in total)
Total simplification timout is 718 -- reduction timeout is 299
timeout 3590 /home/mcc/BenchKit/bin/verifypn -n -q 718 -l 29 -d 299 -z 4 -s OverApprox --binary-query-io 2 --write-simplified /home/mcc/BenchKit/bin/tmp/tmp.CPVDcoRnZE --write-reduced /home/mcc/BenchKit/bin/tmp/tmp.sJHhI0INfG -x 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ./model.pnml ./ReachabilityCardinality.xml
FORMULA ClientsAndServers-PT-N0050P0-ReachabilityCardinality-01 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 1 was solved

Query is NOT satisfied.

FORMULA ClientsAndServers-PT-N0050P0-ReachabilityCardinality-04 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 4 was solved

Query is satisfied.

FORMULA ClientsAndServers-PT-N0050P0-ReachabilityCardinality-05 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 5 was solved

Query is NOT satisfied.

FORMULA ClientsAndServers-PT-N0050P0-ReachabilityCardinality-06 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 6 was solved

Query is NOT satisfied.

FORMULA ClientsAndServers-PT-N0050P0-ReachabilityCardinality-08 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 8 was solved

Query is NOT satisfied.

FORMULA ClientsAndServers-PT-N0050P0-ReachabilityCardinality-10 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 10 was solved

Query is satisfied.

FORMULA ClientsAndServers-PT-N0050P0-ReachabilityCardinality-11 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 11 was solved

Query is satisfied.

FORMULA ClientsAndServers-PT-N0050P0-ReachabilityCardinality-12 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 12 was solved

Query is NOT satisfied.

FORMULA ClientsAndServers-PT-N0050P0-ReachabilityCardinality-13 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 13 was solved

Query is NOT satisfied.

FORMULA ClientsAndServers-PT-N0050P0-ReachabilityCardinality-15 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 15 was solved

Query is NOT satisfied.
Solution found by parallel simplification (step 0)
Solution found by parallel simplification (step 0)
Solution found by parallel simplification (step 0)
Solution found by parallel simplification (step 0)
Solution found by parallel simplification (step 0)
Solution found by parallel simplification (step 0)
Solution found by parallel simplification (step 0)
Solution found by parallel simplification (step 0)
Solution found by parallel simplification (step 0)
Solution found by parallel simplification (step 0)
Time left: 3590

---------------------------------------------------
Step 1: Parallel processing
---------------------------------------------------
Doing parallel verification of individual queries (6 in total)
Each query is verified by 4 parallel strategies for 256 seconds
------------------- QUERY 1 ----------------------
Solution found by parallel processing (step 1)
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
Query index 0 was solved

Query is satisfied.

Spent 0.001623 on verification
@@@0.00,5832@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -s\ BestFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.sJHhI0INfG /home/mcc/BenchKit/bin/tmp/tmp.CPVDcoRnZE --binary-query-io 1 -x 1 -n
Query index 0 was solved

Query is satisfied.

Spent 0.00161 on verification
@@@0.00,6016@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -s\ RPFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.sJHhI0INfG /home/mcc/BenchKit/bin/tmp/tmp.CPVDcoRnZE --binary-query-io 1 -x 1 -n

FORMULA ClientsAndServers-PT-N0050P0-ReachabilityCardinality-09 TRUE 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)
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
Query index 0 was solved

Query is NOT satisfied.

Spent 0.001171 on verification
@@@0.00,5888@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -s\ BestFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.sJHhI0INfG /home/mcc/BenchKit/bin/tmp/tmp.CPVDcoRnZE --binary-query-io 1 -x 2 -n

FORMULA ClientsAndServers-PT-N0050P0-ReachabilityCardinality-14 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3589
------------------- QUERY 3 ----------------------
Solution found by parallel processing (step 1)
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
Query index 0 was solved

Query is satisfied.

Spent 0.001175 on verification
@@@0.00,5980@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -s\ BestFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.sJHhI0INfG /home/mcc/BenchKit/bin/tmp/tmp.CPVDcoRnZE --binary-query-io 1 -x 3 -n
Query index 0 was solved

Query is satisfied.

Spent 0.00092 on verification
@@@0.00,5924@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -s\ RPFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.sJHhI0INfG /home/mcc/BenchKit/bin/tmp/tmp.CPVDcoRnZE --binary-query-io 1 -x 3 -n

FORMULA ClientsAndServers-PT-N0050P0-ReachabilityCardinality-03 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3589
------------------- QUERY 4 ----------------------
Solution found by parallel processing (step 1)
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
Query index 0 was solved

Query is satisfied.

Spent 0.002349 on verification
@@@0.00,5932@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -s\ RDFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.sJHhI0INfG /home/mcc/BenchKit/bin/tmp/tmp.CPVDcoRnZE --binary-query-io 1 -x 4 -n

FORMULA ClientsAndServers-PT-N0050P0-ReachabilityCardinality-00 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3588
------------------- QUERY 5 ----------------------
Solution found by parallel processing (step 1)
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
Query index 0 was solved

Query is NOT satisfied.

Spent 0.000886 on verification
@@@0.00,6232@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -s\ BestFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.sJHhI0INfG /home/mcc/BenchKit/bin/tmp/tmp.CPVDcoRnZE --binary-query-io 1 -x 5 -n

FORMULA ClientsAndServers-PT-N0050P0-ReachabilityCardinality-07 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3588
------------------- QUERY 6 ----------------------
Solution found by parallel processing (step 1)
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.UTF8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
Query index 0 was solved

Query is satisfied.

Spent 0.002392 on verification
@@@0.00,6036@@@
Query index 0 was solved

Query is satisfied.

Spent 0.003147 on verification
@@@0.00,6100@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -s\ BestFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.sJHhI0INfG /home/mcc/BenchKit/bin/tmp/tmp.CPVDcoRnZE --binary-query-io 1 -x 6 -n
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -s\ RPFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.sJHhI0INfG /home/mcc/BenchKit/bin/tmp/tmp.CPVDcoRnZE --binary-query-io 1 -x 6 -n

FORMULA ClientsAndServers-PT-N0050P0-ReachabilityCardinality-02 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3588
All queries are solved
Time left: 3588
terminated-with-cleanup

BK_STOP 1678370809594

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

CPN OverApproximation is only usable on colored models

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="ClientsAndServers-PT-N0050P0"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="tapaal"
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 tapaal"
echo " Input is ClientsAndServers-PT-N0050P0, 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 r077-smll-167814402500310"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ClientsAndServers-PT-N0050P0.tgz
mv ClientsAndServers-PT-N0050P0 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 ;