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.r286-smll-167863553600432.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 Peterson-COL-4, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r286-smll-167863553600432
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 616K
-rw-r--r-- 1 mcc users 7.5K Feb 25 22:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Feb 25 22:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Feb 25 22:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Feb 25 22:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 4.1K Feb 25 16:31 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 16:31 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 16:31 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 16:31 LTLFireability.xml
-rw-r--r-- 1 mcc users 44K Mar 5 18:23 model.pnml
-rw-r--r-- 1 mcc users 18K Feb 25 22:37 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 182K Feb 25 22:37 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 25 22:31 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 109K Feb 25 22:31 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:31 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 Peterson-COL-4-ReachabilityFireability-00
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-01
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-02
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-03
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-04
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-05
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-06
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-07
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-08
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-09
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-10
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-11
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-12
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-13
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-14
FORMULA_NAME Peterson-COL-4-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1679294306479

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 ReachabilityFireability *
**********************************************
TEMPDIR=/home/mcc/BenchKit/bin/tmp
QF=/home/mcc/BenchKit/bin/tmp/tmp.cFxNbv0PXm
MF=/home/mcc/BenchKit/bin/tmp/tmp.7MTjI5SikO
Time left: 3590
---------------------------------------------------
Step -1: Stripping Colors
---------------------------------------------------
Verifying stripped models (16 in total)
/home/mcc/BenchKit/bin/verifypn -n -c -q 718 -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 ./ReachabilityFireability.xml
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping Peterson-COL-4-ReachabilityFireability-15
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping Peterson-COL-4-ReachabilityFireability-14
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping Peterson-COL-4-ReachabilityFireability-12
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping Peterson-COL-4-ReachabilityFireability-11
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping Peterson-COL-4-ReachabilityFireability-10
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping Peterson-COL-4-ReachabilityFireability-09
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping Peterson-COL-4-ReachabilityFireability-08
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping Peterson-COL-4-ReachabilityFireability-07
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping Peterson-COL-4-ReachabilityFireability-06
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping Peterson-COL-4-ReachabilityFireability-05
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping Peterson-COL-4-ReachabilityFireability-04
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping Peterson-COL-4-ReachabilityFireability-02
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping Peterson-COL-4-ReachabilityFireability-01
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping Peterson-COL-4-ReachabilityFireability-00

Unable to decide if Peterson-COL-4-ReachabilityFireability-13 is satisfied.

Query is MAYBE satisfied.


Unable to decide if Peterson-COL-4-ReachabilityFireability-03 is satisfied.

Query is MAYBE satisfied.

Spent 0.002558 on verification
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.cFxNbv0PXm --write-reduced /home/mcc/BenchKit/bin/tmp/tmp.7MTjI5SikO -x 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ./model.pnml ./ReachabilityFireability.xml
FORMULA Peterson-COL-4-ReachabilityFireability-10 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 10 was solved

Query is satisfied.

FORMULA Peterson-COL-4-ReachabilityFireability-14 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 14 was solved

Query is NOT satisfied.

FORMULA Peterson-COL-4-ReachabilityFireability-15 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
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)
Time left: 2873

---------------------------------------------------
Step 1: Parallel processing
---------------------------------------------------
Doing parallel verification of individual queries (13 in total)
Each query is verified by 4 parallel strategies for 256 seconds
------------------- QUERY 1 ----------------------
Solution found by parallel processing (step 1)
Search strategy option was ignored as the TAR engine is called.
Query index 0 was solved

Query is NOT satisfied.


Solved using Trace Abstraction Refinement

Spent 0.016456 on verification
@@@0.04,7692@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -tar\ -s\ RDFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.7MTjI5SikO /home/mcc/BenchKit/bin/tmp/tmp.cFxNbv0PXm --binary-query-io 1 -x 1 -n

FORMULA Peterson-COL-4-ReachabilityFireability-11 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT TRACE_ABSTRACTION_REFINEMENT
Time left: 2872
------------------- QUERY 2 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is NOT satisfied.

Spent 0.003041 on verification
@@@0.05,9348@@@
Query index 0 was solved

Query is NOT satisfied.

Spent 0.005204 on verification
@@@0.03,9168@@@
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.7MTjI5SikO /home/mcc/BenchKit/bin/tmp/tmp.cFxNbv0PXm --binary-query-io 1 -x 2 -n
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.7MTjI5SikO /home/mcc/BenchKit/bin/tmp/tmp.cFxNbv0PXm --binary-query-io 1 -x 2 -n

FORMULA Peterson-COL-4-ReachabilityFireability-13 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 2872
------------------- QUERY 3 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.011716 on verification
@@@0.04,9072@@@
Query index 0 was solved

Query is satisfied.

Spent 0.002311 on verification
@@@0.05,9092@@@
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.7MTjI5SikO /home/mcc/BenchKit/bin/tmp/tmp.cFxNbv0PXm --binary-query-io 1 -x 3 -n
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.7MTjI5SikO /home/mcc/BenchKit/bin/tmp/tmp.cFxNbv0PXm --binary-query-io 1 -x 3 -n

FORMULA Peterson-COL-4-ReachabilityFireability-12 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 2872
------------------- QUERY 4 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.002108 on verification
@@@0.04,9448@@@
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.7MTjI5SikO /home/mcc/BenchKit/bin/tmp/tmp.cFxNbv0PXm --binary-query-io 1 -x 4 -n

FORMULA Peterson-COL-4-ReachabilityFireability-03 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 2871
------------------- QUERY 5 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is NOT satisfied.

Spent 0.007871 on verification
Query index 0 was solved

Query is NOT satisfied.

Spent 0.002887 on verification
@@@0.04,9368@@@
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.7MTjI5SikO /home/mcc/BenchKit/bin/tmp/tmp.cFxNbv0PXm --binary-query-io 1 -x 5 -n

FORMULA Peterson-COL-4-ReachabilityFireability-07 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 2871
------------------- QUERY 6 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.023954 on verification
@@@0.08,9544@@@
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.7MTjI5SikO /home/mcc/BenchKit/bin/tmp/tmp.cFxNbv0PXm --binary-query-io 1 -x 6 -n

FORMULA Peterson-COL-4-ReachabilityFireability-04 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 2871
------------------- QUERY 7 ----------------------
No solution found



Time left: 2612
------------------- QUERY 8 ----------------------
No solution found



Time left: 2354
------------------- QUERY 9 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is NOT satisfied.

Spent 0.016772 on verification
@@@0.06,9500@@@
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.7MTjI5SikO /home/mcc/BenchKit/bin/tmp/tmp.cFxNbv0PXm --binary-query-io 1 -x 9 -n

FORMULA Peterson-COL-4-ReachabilityFireability-09 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 2354
------------------- QUERY 10 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.015527 on verification
@@@0.05,9312@@@
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.7MTjI5SikO /home/mcc/BenchKit/bin/tmp/tmp.cFxNbv0PXm --binary-query-io 1 -x 10 -n

FORMULA Peterson-COL-4-ReachabilityFireability-01 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 2353
------------------- QUERY 11 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is NOT satisfied.

Spent 0.005896 on verification
@@@0.03,9660@@@
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.7MTjI5SikO /home/mcc/BenchKit/bin/tmp/tmp.cFxNbv0PXm --binary-query-io 1 -x 11 -n

FORMULA Peterson-COL-4-ReachabilityFireability-02 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 2353
------------------- QUERY 12 ----------------------
No solution found



Time left: 2095
------------------- QUERY 13 ----------------------
No solution found



Time left: 1837
---------------------------------------------------
Step 2: Sequential processing
---------------------------------------------------
Remaining 4 queries are verified sequentially.
Each query is verified for a dynamic timeout (at least 598 seconds)
Time left: 1837
------------------- QUERY 7 ----------------------
Running query 7 for 598 seconds. Remaining: 4 queries and 1837 seconds
No solution found



Time left: 1237
------------------- QUERY 8 ----------------------
Running query 8 for 598 seconds. Remaining: 3 queries and 1237 seconds
No solution found



Time left: 636
------------------- QUERY 12 ----------------------
Running query 12 for 598 seconds. Remaining: 2 queries and 636 seconds
No solution found



Time left: 36
------------------- QUERY 13 ----------------------
Time left: 36
---------------------------------------------------
Step 4: Random Parallel processing
---------------------------------------------------
Doing random parallel verification of individual queries (4 in total)
Each query is verified by 4 parallel strategies for 9 seconds
------------------- QUERY 7 ----------------------
No solution found



Time left: 25
------------------- QUERY 8 ----------------------
No solution found



Time left: 14
------------------- QUERY 12 ----------------------
No solution found



Time left: 3
------------------- QUERY 13 ----------------------
No solution found



Time left: -1
Out of time, terminating!
terminated-with-cleanup

BK_STOP 1679297897557

--------------------
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="Peterson-COL-4"
export BK_EXAMINATION="ReachabilityFireability"
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 Peterson-COL-4, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r286-smll-167863553600432"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Peterson-COL-4.tgz
mv Peterson-COL-4 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;