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.r510-tall-167912735300888.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 UtilityControlRoom-PT-Z4T3N10, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r510-tall-167912735300888
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.7M
-rw-r--r-- 1 mcc users 45K Feb 26 14:43 CTLCardinality.txt
-rw-r--r-- 1 mcc users 215K Feb 26 14:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 42K Feb 26 14:38 CTLFireability.txt
-rw-r--r-- 1 mcc users 167K Feb 26 14:38 CTLFireability.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 21K Feb 25 17:25 LTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Feb 25 17:25 LTLCardinality.xml
-rw-r--r-- 1 mcc users 68K Feb 25 17:25 LTLFireability.txt
-rw-r--r-- 1 mcc users 186K Feb 25 17:25 LTLFireability.xml
-rw-r--r-- 1 mcc users 319K Mar 5 18:23 model.pnml
-rw-r--r-- 1 mcc users 116K Feb 26 14:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 556K Feb 26 14:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 174K Feb 26 14:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 639K Feb 26 14:51 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 6.3K Feb 25 17:25 UpperBounds.txt
-rw-r--r-- 1 mcc users 14K Feb 25 17:25 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 UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-00
FORMULA_NAME UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-01
FORMULA_NAME UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-02
FORMULA_NAME UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-03
FORMULA_NAME UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-04
FORMULA_NAME UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-05
FORMULA_NAME UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-06
FORMULA_NAME UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-07
FORMULA_NAME UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-08
FORMULA_NAME UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-09
FORMULA_NAME UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-10
FORMULA_NAME UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-11
FORMULA_NAME UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-12
FORMULA_NAME UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-13
FORMULA_NAME UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-14
FORMULA_NAME UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1679461818713

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.Q30nAYgIX1
MF=/home/mcc/BenchKit/bin/tmp/tmp.2HVIpG6zqM
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
CPN OverApproximation is only usable on colored models
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.Q30nAYgIX1 --write-reduced /home/mcc/BenchKit/bin/tmp/tmp.2HVIpG6zqM -x 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ./model.pnml ./ReachabilityFireability.xml
FORMULA UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-08 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 8 was solved

Query is satisfied.

FORMULA UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-09 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 9 was solved

Query is satisfied.

FORMULA UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-10 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 10 was solved

Query is NOT satisfied.

FORMULA UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-12 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 12 was solved

Query is 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)
Time left: 2872

---------------------------------------------------
Step 1: Parallel processing
---------------------------------------------------
Doing parallel verification of individual queries (12 in total)
Each query is verified by 4 parallel strategies for 256 seconds
------------------- QUERY 1 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is NOT satisfied.

Spent 0.004873 on verification
@@@0.04,8784@@@
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.2HVIpG6zqM /home/mcc/BenchKit/bin/tmp/tmp.Q30nAYgIX1 --binary-query-io 1 -x 1 -n

FORMULA UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-14 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 2871
------------------- QUERY 2 ----------------------
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 satisfied.


Solved using Trace Abstraction Refinement

Spent 0.003706 on verification
@@@0.04,7572@@@
FORMULA UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-02 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Query index 0 was solved

Query is satisfied.

Spent 0.00116 on verification
FORMULA UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-02 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Query index 0 was solved

Query is satisfied.

Spent 0.001152 on verification
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.2HVIpG6zqM /home/mcc/BenchKit/bin/tmp/tmp.Q30nAYgIX1 --binary-query-io 1 -x 2 -n

FORMULA UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-02 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT TRACE_ABSTRACTION_REFINEMENT
Time left: 2871
------------------- QUERY 3 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.068521 on verification
@@@0.09,8756@@@
Query index 0 was solved

Query is satisfied.

Spent 0.008085 on verification
@@@0.08,8728@@@
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.2HVIpG6zqM /home/mcc/BenchKit/bin/tmp/tmp.Q30nAYgIX1 --binary-query-io 1 -x 3 -n

FORMULA UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-11 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 2870
------------------- QUERY 4 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is NOT satisfied.

Spent 0.006156 on verification
@@@0.03,8688@@@
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.2HVIpG6zqM /home/mcc/BenchKit/bin/tmp/tmp.Q30nAYgIX1 --binary-query-io 1 -x 4 -n

FORMULA UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-13 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 2870
------------------- QUERY 5 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is NOT satisfied.

Spent 0.012223 on verification
@@@0.06,8756@@@
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.2HVIpG6zqM /home/mcc/BenchKit/bin/tmp/tmp.Q30nAYgIX1 --binary-query-io 1 -x 5 -n

FORMULA UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-15 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 2870
------------------- QUERY 6 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.002206 on verification
@@@0.02,8764@@@
Search strategy option was ignored as the TAR engine is called.
FORMULA UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-03 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT TRACE_ABSTRACTION_REFINEMENT
Query index 0 was solved

Query is satisfied.


Solved using Trace Abstraction Refinement

Spent 0.000414 on verification
@@@0.02,7612@@@
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.2HVIpG6zqM /home/mcc/BenchKit/bin/tmp/tmp.Q30nAYgIX1 --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\ BestFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.2HVIpG6zqM /home/mcc/BenchKit/bin/tmp/tmp.Q30nAYgIX1 --binary-query-io 1 -x 6 -n

FORMULA UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-03 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 2869
------------------- QUERY 7 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.001801 on verification
@@@0.04,8836@@@
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.2HVIpG6zqM /home/mcc/BenchKit/bin/tmp/tmp.Q30nAYgIX1 --binary-query-io 1 -x 7 -n

FORMULA UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-01 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 2869
------------------- QUERY 8 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is NOT satisfied.

Spent 0.003899 on verification
@@@0.04,8892@@@
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.2HVIpG6zqM /home/mcc/BenchKit/bin/tmp/tmp.Q30nAYgIX1 --binary-query-io 1 -x 8 -n

FORMULA UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-00 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 2869
------------------- QUERY 9 ----------------------
No solution found



Time left: 2610
------------------- QUERY 10 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.002893 on verification
@@@0.03,8892@@@
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.2HVIpG6zqM /home/mcc/BenchKit/bin/tmp/tmp.Q30nAYgIX1 --binary-query-io 1 -x 10 -n

FORMULA UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-05 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 2610
------------------- QUERY 11 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is NOT satisfied.

Spent 0.00319 on verification
@@@0.02,8908@@@
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.2HVIpG6zqM /home/mcc/BenchKit/bin/tmp/tmp.Q30nAYgIX1 --binary-query-io 1 -x 11 -n

FORMULA UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-06 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 2609
------------------- QUERY 12 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is NOT satisfied.

Spent 0.01701 on verification
@@@0.04,9632@@@
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.2HVIpG6zqM /home/mcc/BenchKit/bin/tmp/tmp.Q30nAYgIX1 --binary-query-io 1 -x 12 -n

FORMULA UtilityControlRoom-PT-Z4T3N10-ReachabilityFireability-04 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 2609
---------------------------------------------------
Step 2: Sequential processing
---------------------------------------------------
Remaining 1 queries are verified sequentially.
Each query is verified for a dynamic timeout (at least 598 seconds)
Time left: 2609
------------------- QUERY 9 ----------------------
Running query 9 for 2609 seconds. Remaining: 1 queries and 2609 seconds
No solution found
Command terminated by signal 9
@@@1657.08,15864628@@@


Time left: -2
Out of time, terminating!
terminated-with-cleanup

BK_STOP 1679465410887

--------------------
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="UtilityControlRoom-PT-Z4T3N10"
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 UtilityControlRoom-PT-Z4T3N10, 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 r510-tall-167912735300888"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-PT-Z4T3N10.tgz
mv UtilityControlRoom-PT-Z4T3N10 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 ;