Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r166-tall-174881265500400.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..............
=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is PolyORBLF-PT-S06J06T04, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r166-tall-174881265500400
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 9.2M
-rw-r--r-- 1 mcc users 19K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 112K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 146K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 649K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 9.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 40K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 28K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 181K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 190K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 878K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.5K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 10 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 6.9M May 29 14:32 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME PolyORBLF-PT-S06J06T04-LTLFireability-00
FORMULA_NAME PolyORBLF-PT-S06J06T04-LTLFireability-01
FORMULA_NAME PolyORBLF-PT-S06J06T04-LTLFireability-02
FORMULA_NAME PolyORBLF-PT-S06J06T04-LTLFireability-03
FORMULA_NAME PolyORBLF-PT-S06J06T04-LTLFireability-04
FORMULA_NAME PolyORBLF-PT-S06J06T04-LTLFireability-05
FORMULA_NAME PolyORBLF-PT-S06J06T04-LTLFireability-06
FORMULA_NAME PolyORBLF-PT-S06J06T04-LTLFireability-07
FORMULA_NAME PolyORBLF-PT-S06J06T04-LTLFireability-08
FORMULA_NAME PolyORBLF-PT-S06J06T04-LTLFireability-09
FORMULA_NAME PolyORBLF-PT-S06J06T04-LTLFireability-10
FORMULA_NAME PolyORBLF-PT-S06J06T04-LTLFireability-11
FORMULA_NAME PolyORBLF-PT-S06J06T04-LTLFireability-12
FORMULA_NAME PolyORBLF-PT-S06J06T04-LTLFireability-13
FORMULA_NAME PolyORBLF-PT-S06J06T04-LTLFireability-14
FORMULA_NAME PolyORBLF-PT-S06J06T04-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749004194213

gold2024
Got BK_BIN_PATH=/home/mcc/BenchKit/bin/
---> gold2024 --- 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 LTLFireability *
*************************************
TEMPDIR=/home/mcc/BenchKit/bin/tmp
QF=/home/mcc/BenchKit/bin/tmp/tmp.zisZcuRC11
MF=/home/mcc/BenchKit/bin/tmp/tmp.pyQDj0PZpo
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 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.zisZcuRC11 --write-reduced /home/mcc/BenchKit/bin/tmp/tmp.pyQDj0PZpo -x 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ./model.pnml ./LTLFireability.xml

FORMULA PolyORBLF-PT-S06J06T04-LTLFireability-01 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 1 was solved

Query is satisfied.

FORMULA PolyORBLF-PT-S06J06T04-LTLFireability-11 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 11 was solved

Query is NOT satisfied.
Solution found by parallel simplification (step 0)
Solution found by parallel simplification (step 0)
Time left: 3497

---------------------------------------------------
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 3.37111 on verification
@@@3.44,174492@@@
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.pyQDj0PZpo /home/mcc/BenchKit/bin/tmp/tmp.zisZcuRC11 --binary-query-io 1 -x 1 -n

FORMULA PolyORBLF-PT-S06J06T04-LTLFireability-10 FALSE TECHNIQUES EXPLICIT TARJAN WEAK_SKIP STUBBORN AUT_STUB HEURISTIC DIST_HEUR OPTIM-1
Time left: 3493
------------------- QUERY 2 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 34.9383 on verification
@@@35.04,384624@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-ltl tarjan --ltl-heur aut -s DFS -p -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.pyQDj0PZpo /home/mcc/BenchKit/bin/tmp/tmp.zisZcuRC11 --binary-query-io 1 -x 2 -n

FORMULA PolyORBLF-PT-S06J06T04-LTLFireability-00 FALSE TECHNIQUES EXPLICIT TARJAN WEAK_SKIP OPTIM-1
Time left: 3458
------------------- QUERY 3 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.006048 on verification
@@@0.08,24372@@@
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.pyQDj0PZpo /home/mcc/BenchKit/bin/tmp/tmp.zisZcuRC11 --binary-query-io 1 -x 3 -n

FORMULA PolyORBLF-PT-S06J06T04-LTLFireability-09 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3457
------------------- QUERY 4 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 196.448 on verification
@@@196.57,1048740@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-ltl tarjan --ltl-heur aut -s DFS -p -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.pyQDj0PZpo /home/mcc/BenchKit/bin/tmp/tmp.zisZcuRC11 --binary-query-io 1 -x 4 -n

FORMULA PolyORBLF-PT-S06J06T04-LTLFireability-02 FALSE TECHNIQUES EXPLICIT TARJAN WEAK_SKIP OPTIM-1
Time left: 3261
------------------- QUERY 5 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.017081 on verification
@@@0.09,24916@@@
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.pyQDj0PZpo /home/mcc/BenchKit/bin/tmp/tmp.zisZcuRC11 --binary-query-io 1 -x 5 -n

FORMULA PolyORBLF-PT-S06J06T04-LTLFireability-07 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3260
------------------- QUERY 6 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.005903 on verification
@@@0.16,24160@@@
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.pyQDj0PZpo /home/mcc/BenchKit/bin/tmp/tmp.zisZcuRC11 --binary-query-io 1 -x 6 -n

FORMULA PolyORBLF-PT-S06J06T04-LTLFireability-08 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3260
------------------- QUERY 7 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.005981 on verification
@@@0.17,24312@@@
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.pyQDj0PZpo /home/mcc/BenchKit/bin/tmp/tmp.zisZcuRC11 --binary-query-io 1 -x 7 -n

FORMULA PolyORBLF-PT-S06J06T04-LTLFireability-15 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3260
------------------- QUERY 8 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.005933 on verification
@@@0.17,24284@@@
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.pyQDj0PZpo /home/mcc/BenchKit/bin/tmp/tmp.zisZcuRC11 --binary-query-io 1 -x 8 -n

FORMULA PolyORBLF-PT-S06J06T04-LTLFireability-04 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3259
------------------- QUERY 9 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.006161 on verification
@@@0.17,24220@@@
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.pyQDj0PZpo /home/mcc/BenchKit/bin/tmp/tmp.zisZcuRC11 --binary-query-io 1 -x 9 -n

FORMULA PolyORBLF-PT-S06J06T04-LTLFireability-13 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3259
------------------- QUERY 10 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.006506 on verification
@@@0.17,24320@@@
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.pyQDj0PZpo /home/mcc/BenchKit/bin/tmp/tmp.zisZcuRC11 --binary-query-io 1 -x 10 -n

FORMULA PolyORBLF-PT-S06J06T04-LTLFireability-14 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3259
------------------- QUERY 11 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 14.9697 on verification
@@@15.16,361208@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-ltl tarjan --ltl-heur aut -s DFS -p -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.pyQDj0PZpo /home/mcc/BenchKit/bin/tmp/tmp.zisZcuRC11 --binary-query-io 1 -x 11 -n

FORMULA PolyORBLF-PT-S06J06T04-LTLFireability-12 FALSE TECHNIQUES EXPLICIT TARJAN WEAK_SKIP OPTIM-1
Time left: 3243
------------------- QUERY 12 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.006902 on verification
@@@0.18,24264@@@
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.pyQDj0PZpo /home/mcc/BenchKit/bin/tmp/tmp.zisZcuRC11 --binary-query-io 1 -x 12 -n

FORMULA PolyORBLF-PT-S06J06T04-LTLFireability-03 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3243
------------------- QUERY 13 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.044917 on verification
@@@0.21,153100@@@
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.pyQDj0PZpo /home/mcc/BenchKit/bin/tmp/tmp.zisZcuRC11 --binary-query-io 1 -x 13 -n

FORMULA PolyORBLF-PT-S06J06T04-LTLFireability-05 FALSE TECHNIQUES EXPLICIT TARJAN WEAK_SKIP STUBBORN AUT_STUB HEURISTIC DIST_HEUR OPTIM-1
Time left: 3242
------------------- QUERY 14 ----------------------
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 '-ltl tarjan --ltl-heur dist -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.pyQDj0PZpo /home/mcc/BenchKit/bin/tmp/tmp.zisZcuRC11 --binary-query-io 1 -x 14 -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 '-ltl tarjan --ltl-heur fire-count -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.pyQDj0PZpo /home/mcc/BenchKit/bin/tmp/tmp.zisZcuRC11 --binary-query-io 1 -x 14 -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 '-ltl tarjan --ltl-heur aut -s DFS -p -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.pyQDj0PZpo /home/mcc/BenchKit/bin/tmp/tmp.zisZcuRC11 --binary-query-io 1 -x 14 -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 '-ltl ndfs -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.pyQDj0PZpo /home/mcc/BenchKit/bin/tmp/tmp.zisZcuRC11 --binary-query-io 1 -x 14 -n


Time left: 2941
---------------------------------------------------
Step 2: Sequential processing
---------------------------------------------------
Remaining 1 queries are verified sequentially.
Each query is verified for a dynamic timeout (at least 598 seconds)
Time left: 2941
------------------- QUERY 14 ----------------------
Running query 14 for 2941 seconds. Remaining: 1 queries and 2941 seconds
No solution found
terminate called after throwing an instance of 'std::bad_alloc'
what(): std::bad_alloc
Command terminated by signal 6
@@@2313.86,13062672@@@


Time left: 627
Time left: 627
---------------------------------------------------
Step 4: Random Parallel processing
---------------------------------------------------
Doing random parallel verification of individual queries (1 in total)
Each query is verified by 4 parallel strategies for 627 seconds
------------------- QUERY 14 ----------------------
No solution found
Command terminated by signal 9
@@@248.44,4401540@@@
Command terminated by signal 9
@@@412.88,5408008@@@
Command terminated by signal 9
@@@565.05,8411792@@@
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 '-ltl tarjan -s RDFS --seed-offset 9220 -p -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.pyQDj0PZpo /home/mcc/BenchKit/bin/tmp/tmp.zisZcuRC11 --binary-query-io 1 -x 14 -n


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

BK_STOP 1749007787812

--------------------
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="PolyORBLF-PT-S06J06T04"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is PolyORBLF-PT-S06J06T04, 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 r166-tall-174881265500400"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S06J06T04.tgz
mv PolyORBLF-PT-S06J06T04 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.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;