Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2024-input.r294-tajo-171654451700401.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2024-input.qcow2' backing_fmt='qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.............................
=====================================================================
Generated by BenchKit 2-5568
Executing tool tapaal
Input is PolyORBNT-COL-S10J20, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r294-tajo-171654451700401
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 524K
-rw-r--r-- 1 mcc users 8.2K Apr 12 11:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Apr 12 11:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Apr 12 11:03 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Apr 12 11:03 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.4K Apr 23 07:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 23 07:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 23 07:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 23 07:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 10K Apr 12 13:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 87K Apr 12 13:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Apr 12 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K Apr 12 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 07:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 92K 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 PolyORBNT-COL-S10J20-CTLCardinality-2024-00
FORMULA_NAME PolyORBNT-COL-S10J20-CTLCardinality-2024-01
FORMULA_NAME PolyORBNT-COL-S10J20-CTLCardinality-2024-02
FORMULA_NAME PolyORBNT-COL-S10J20-CTLCardinality-2024-03
FORMULA_NAME PolyORBNT-COL-S10J20-CTLCardinality-2024-04
FORMULA_NAME PolyORBNT-COL-S10J20-CTLCardinality-2024-05
FORMULA_NAME PolyORBNT-COL-S10J20-CTLCardinality-2024-06
FORMULA_NAME PolyORBNT-COL-S10J20-CTLCardinality-2024-07
FORMULA_NAME PolyORBNT-COL-S10J20-CTLCardinality-2024-08
FORMULA_NAME PolyORBNT-COL-S10J20-CTLCardinality-2024-09
FORMULA_NAME PolyORBNT-COL-S10J20-CTLCardinality-2024-10
FORMULA_NAME PolyORBNT-COL-S10J20-CTLCardinality-2024-11
FORMULA_NAME PolyORBNT-COL-S10J20-CTLCardinality-2024-12
FORMULA_NAME PolyORBNT-COL-S10J20-CTLCardinality-2024-13
FORMULA_NAME PolyORBNT-COL-S10J20-CTLCardinality-2024-14
FORMULA_NAME PolyORBNT-COL-S10J20-CTLCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1716792946503

tapaal
Got BK_BIN_PATH=/home/mcc/BenchKit/bin/
---> tapaal --- TAPAAL - v2.2024
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 CTLCardinality *
*************************************
TEMPDIR=/home/mcc/BenchKit/bin/tmp
QF=/home/mcc/BenchKit/bin/tmp/tmp.YNsLVZJ3BC
MF=/home/mcc/BenchKit/bin/tmp/tmp.G7DLj62GfT
Time left: 3590
---------------------------------------------------
Step -1: Stripping Colors
---------------------------------------------------
Verifying stripped models (16 in total)
Solution found by stripping colors (step -1) for query index 11

FORMULA PolyORBNT-COL-S10J20-CTLCardinality-2024-11 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 0 was solved

Query is satisfied.

Solved using CPN Approximation
Time left: 3590
---------------------------------------------------
Step 0: Parallel Simplification
---------------------------------------------------
Doing parallel simplification (15 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.YNsLVZJ3BC --write-reduced /home/mcc/BenchKit/bin/tmp/tmp.G7DLj62GfT -x 1,2,3,4,5,6,7,8,9,10,11,13,14,15,16 ./model.pnml ./CTLCardinality.xml

FORMULA PolyORBNT-COL-S10J20-CTLCardinality-2024-02 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 2 was solved

Query is satisfied.

FORMULA PolyORBNT-COL-S10J20-CTLCardinality-2024-03 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 3 was solved

Query is NOT satisfied.

FORMULA PolyORBNT-COL-S10J20-CTLCardinality-2024-04 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 4 was solved

Query is NOT satisfied.

FORMULA PolyORBNT-COL-S10J20-CTLCardinality-2024-05 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 5 was solved

Query is satisfied.

FORMULA PolyORBNT-COL-S10J20-CTLCardinality-2024-06 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 6 was solved

Query is satisfied.

FORMULA PolyORBNT-COL-S10J20-CTLCardinality-2024-09 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 9 was solved

Query is satisfied.

FORMULA PolyORBNT-COL-S10J20-CTLCardinality-2024-10 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 10 was solved

Query is NOT satisfied.

FORMULA PolyORBNT-COL-S10J20-CTLCardinality-2024-12 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 11 was solved

Query is satisfied.

FORMULA PolyORBNT-COL-S10J20-CTLCardinality-2024-13 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 12 was solved

Query is NOT satisfied.

FORMULA PolyORBNT-COL-S10J20-CTLCardinality-2024-14 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 13 was solved

Query is satisfied.

FORMULA PolyORBNT-COL-S10J20-CTLCardinality-2024-15 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 14 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)
Solution found by parallel simplification (step 0)
Time left: 3577

---------------------------------------------------
Step 1: Parallel processing
---------------------------------------------------
Doing parallel verification of individual queries (4 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 satisfied.

Spent 0.187413 on verification
@@@0.56,62316@@@
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.G7DLj62GfT /home/mcc/BenchKit/bin/tmp/tmp.YNsLVZJ3BC --binary-query-io 1 -x 1 -n

FORMULA PolyORBNT-COL-S10J20-CTLCardinality-2024-07 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3576
------------------- QUERY 2 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is NOT satisfied.

Spent 0.117242 on verification
@@@0.49,62192@@@
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.G7DLj62GfT /home/mcc/BenchKit/bin/tmp/tmp.YNsLVZJ3BC --binary-query-io 1 -x 2 -n


Query index 0 was solved
Query is NOT satisfied.

Spent 0.158178 on verification
@@@0.49,62240@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-s BFS -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.G7DLj62GfT /home/mcc/BenchKit/bin/tmp/tmp.YNsLVZJ3BC --binary-query-io 1 -x 2 -n


Query index 0 was solved
Query is NOT satisfied.

Spent 0.141043 on verification
@@@0.46,62312@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-s DFS -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.G7DLj62GfT /home/mcc/BenchKit/bin/tmp/tmp.YNsLVZJ3BC --binary-query-io 1 -x 2 -n

FORMULA PolyORBNT-COL-S10J20-CTLCardinality-2024-08 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3575
------------------- QUERY 3 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is satisfied.

Spent 0.141176 on verification
@@@1.33,62252@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-s DFS -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.G7DLj62GfT /home/mcc/BenchKit/bin/tmp/tmp.YNsLVZJ3BC --binary-query-io 1 -x 3 -n

FORMULA PolyORBNT-COL-S10J20-CTLCardinality-2024-00 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3573
------------------- QUERY 4 ----------------------
No solution found
parallel: Warning: This job was killed because it timed out:
parallel: Warning: 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.G7DLj62GfT /home/mcc/BenchKit/bin/tmp/tmp.YNsLVZJ3BC --binary-query-io 1 -x 4 -n
parallel: Warning: This job was killed because it timed out:
parallel: Warning: 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.G7DLj62GfT /home/mcc/BenchKit/bin/tmp/tmp.YNsLVZJ3BC --binary-query-io 1 -x 4 -n
parallel: Warning: This job was killed because it timed out:
parallel: Warning: eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-s BFS -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.G7DLj62GfT /home/mcc/BenchKit/bin/tmp/tmp.YNsLVZJ3BC --binary-query-io 1 -x 4 -n
parallel: Warning: This job was killed because it timed out:
parallel: Warning: eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-s DFS -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.G7DLj62GfT /home/mcc/BenchKit/bin/tmp/tmp.YNsLVZJ3BC --binary-query-io 1 -x 4 -n


Time left: 3271
---------------------------------------------------
Step 2: Sequential processing
---------------------------------------------------
Remaining 1 queries are verified sequentially.
Each query is verified for a dynamic timeout (at least 512 seconds)
Time left: 3271
------------------- QUERY 4 ----------------------
Running query 4 for 3271 seconds. Remaining: 1 queries and 3271 seconds
No solution found
Command terminated by signal 9
@@@804.93,8189636@@@
Command terminated by signal 9
@@@1306.34,16112560@@@


Time left: 1964
Time left: 1964
---------------------------------------------------
Step 4: Random Parallel processing
---------------------------------------------------
Doing random parallel verification of individual queries (1 in total)
Each query is verified by 4 parallel strategies for 1964 seconds
------------------- QUERY 4 ----------------------
No solution found
Command terminated by signal 9
@@@291.74,4783720@@@
Command terminated by signal 9
@@@385.21,5945504@@@
Command terminated by signal 9
@@@644.81,8327688@@@
Command terminated by signal 9
@@@1168.57,16112732@@@


Time left: 796
Time left: 796
---------------------------------------------------
Step 4: Random Parallel processing
---------------------------------------------------
Doing random parallel verification of individual queries (1 in total)
Each query is verified by 4 parallel strategies for 796 seconds
------------------- QUERY 4 ----------------------
No solution found
Command terminated by signal 9
@@@246.20,4124012@@@
Command terminated by signal 9
@@@325.29,5492260@@@
Command terminated by signal 9
@@@485.84,8152096@@@
parallel: Warning: This job was killed because it timed out:
parallel: Warning: eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-tar -s RDFS --seed-offset 9220 -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.G7DLj62GfT /home/mcc/BenchKit/bin/tmp/tmp.YNsLVZJ3BC --binary-query-io 1 -x 4 -n


Time left: -3
Out of time, terminating!
terminated-with-cleanup

BK_STOP 1716796539801

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

Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBNT-COL-S10J20-CTLCardinality-2024-15
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBNT-COL-S10J20-CTLCardinality-2024-14
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBNT-COL-S10J20-CTLCardinality-2024-13
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBNT-COL-S10J20-CTLCardinality-2024-12
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBNT-COL-S10J20-CTLCardinality-2024-10
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBNT-COL-S10J20-CTLCardinality-2024-09
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBNT-COL-S10J20-CTLCardinality-2024-08
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBNT-COL-S10J20-CTLCardinality-2024-07
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBNT-COL-S10J20-CTLCardinality-2024-06
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBNT-COL-S10J20-CTLCardinality-2024-05
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBNT-COL-S10J20-CTLCardinality-2024-04
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBNT-COL-S10J20-CTLCardinality-2024-03
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBNT-COL-S10J20-CTLCardinality-2024-02
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBNT-COL-S10J20-CTLCardinality-2024-01
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBNT-COL-S10J20-CTLCardinality-2024-00

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="PolyORBNT-COL-S10J20"
export BK_EXAMINATION="CTLCardinality"
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 2-5568"
echo " Executing tool tapaal"
echo " Input is PolyORBNT-COL-S10J20, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r294-tajo-171654451700401"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBNT-COL-S10J20.tgz
mv PolyORBNT-COL-S10J20 execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLCardinality.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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;