About the Execution of Irma.full for RobotManipulation-PT-00100
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Waiting for the VM to be ready (probing ssh)
......................
/home/mcc/execution
total 180K
-rw-r--r-- 1 mcc users 3.7K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 20K May 15 18:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K May 15 18:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 15 18:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 15 18:50 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K May 15 18:50 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.5K May 15 18:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 9.7K May 15 18:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 15 18:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 9.0K May 15 18:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.4K May 15 18:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 23K May 15 18:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 117 May 15 18:54 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 355 May 15 18:54 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 3.1K May 15 18:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 18K May 15 18:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 15 18:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 15 18:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 15 18:50 equiv_col
-rw-r--r-- 1 mcc users 6 May 15 18:50 instance
-rw-r--r-- 1 mcc users 6 May 15 18:50 iscolored
-rw-r--r-- 1 mcc users 6.4K May 15 18:50 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool irma4mcc-full
Input is RobotManipulation-PT-00100, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r150-smll-152685548800044
=====================================================================
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of positive values
NUM_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME RobotManipulation-PT-00100-UpperBounds-00
FORMULA_NAME RobotManipulation-PT-00100-UpperBounds-01
FORMULA_NAME RobotManipulation-PT-00100-UpperBounds-02
FORMULA_NAME RobotManipulation-PT-00100-UpperBounds-03
FORMULA_NAME RobotManipulation-PT-00100-UpperBounds-04
FORMULA_NAME RobotManipulation-PT-00100-UpperBounds-05
FORMULA_NAME RobotManipulation-PT-00100-UpperBounds-06
FORMULA_NAME RobotManipulation-PT-00100-UpperBounds-07
FORMULA_NAME RobotManipulation-PT-00100-UpperBounds-08
FORMULA_NAME RobotManipulation-PT-00100-UpperBounds-09
FORMULA_NAME RobotManipulation-PT-00100-UpperBounds-10
FORMULA_NAME RobotManipulation-PT-00100-UpperBounds-11
FORMULA_NAME RobotManipulation-PT-00100-UpperBounds-12
FORMULA_NAME RobotManipulation-PT-00100-UpperBounds-13
FORMULA_NAME RobotManipulation-PT-00100-UpperBounds-14
FORMULA_NAME RobotManipulation-PT-00100-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1526897584394
BK_STOP 1526897657563
--------------------
content from stderr:
Prefix is 65b80f64.
Reading known information in /usr/share/mcc4mcc/65b80f64-known.json.
Reading learned information in /usr/share/mcc4mcc/65b80f64-learned.json.
Reading value translations in /usr/share/mcc4mcc/65b80f64-values.json.
Using directory /home/mcc/execution for input, as it contains a model.pnml file.
Using RobotManipulation-PT-00100 as instance name.
Using RobotManipulation as model name.
Using algorithm or tool decision-tree.
Model characteristics are: {'Examination': 'UpperBounds', 'Place/Transition': True, 'Colored': False, 'Relative-Time': 1, 'Relative-Memory': 1, 'Ordinary': True, 'Simple Free Choice': False, 'Extended Free Choice': False, 'State Machine': False, 'Marked Graph': False, 'Connected': True, 'Strongly Connected': True, 'Source Place': False, 'Sink Place': False, 'Source Transition': False, 'Sink Transition': False, 'Loop Free': True, 'Conservative': False, 'Sub-Conservative': False, 'Nested Units': False, 'Safe': False, 'Deadlock': False, 'Reversible': True, 'Quasi Live': True, 'Live': True}.
Known tools are: [{'Time': 848098, 'Memory': 11179.82, 'Tool': 'lola'}].
Learned tools are: [{'Tool': 'gspn'}].
UpperBounds lola RobotManipulation-PT-00100...
----- Start make prepare stderr -----
Time: 3600 - MCC
----- Start make prepare stdout -----
===========================================================================================
RobotManipulation-PT-00100: translating PT Petri net model.pnml into LoLA format
===========================================================================================
translating PT Petri net complete
checking for too many tokens
===========================================================================================
RobotManipulation-PT-00100: translating PT formula UpperBounds into LoLA format
===========================================================================================
translating formula complete
touch formulae;
----- Start make result stdout -----
----- Start make result stderr -----
UpperBounds @ RobotManipulation-PT-00100 @ 3540 seconds
----- Start make result stderr -----
----- Start make result stdout -----
lola: LoLA will run for 3540 seconds at most (--timelimit)
lola: NET
lola: reading net from model.pnml.lola
lola: finished parsing
lola: closed net file model.pnml.lola
lola: 26/65536 symbol table entries, 0 collisions
lola: preprocessing...
lola: finding significant places
lola: 15 places, 11 transitions, 9 significant places
lola: computing forward-conflicting sets
lola: computing back-conflicting sets
lola: 14 transition conflict sets
lola: TASK
lola: reading formula from RobotManipulation-PT-00100-UpperBounds.task
lola: MAX(moved) : MAX(p_i2) : MAX(move) : MAX(p_rdy) : MAX(p_rel) : MAX(p_i2) : MAX(initialize) : MAX(off) : MAX(initialize) : MAX(initialized) : MAX(initialized) : MAX(p_m) : MAX(initialize) : MAX(p_rel) : MAX(move) : MAX(moved)
lola: computing a collection of formulas
lola: RUNNING
lola: subprocess 0 will run for 221 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(moved)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 36 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using bound preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: 200
lola: produced by: state space
lola: The maximum value of the given expression is 200
lola: 1267266 markings, 2021680 edges
lola: ========================================
lola: subprocess 1 will run for 235 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p_i2)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 36 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using bound preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: 201
lola: produced by: state space
lola: The maximum value of the given expression is 201
lola: 1188836 markings, 2217271 edges
lola: ========================================
lola: subprocess 2 will run for 252 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(move)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 36 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using bound preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: 200
lola: produced by: state space
lola: The maximum value of the given expression is 200
lola: 954020 markings, 1787236 edges
lola: ========================================
lola: subprocess 3 will run for 271 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p_rdy)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 36 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using bound preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: 200
lola: produced by: state space
lola: The maximum value of the given expression is 200
lola: 2246364 markings, 5260276 edges
lola: ========================================
lola: subprocess 4 will run for 294 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p_rel)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 36 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using bound preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: 200
lola: produced by: state space
lola: The maximum value of the given expression is 200
lola: 1071045 markings, 1548052 edges
lola: ========================================
lola: subprocess 5 will run for 320 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p_i2)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 36 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using bound preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: 201
lola: produced by: state space
lola: The maximum value of the given expression is 201
lola: 1188836 markings, 2217271 edges
lola: ========================================
lola: subprocess 6 will run for 352 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(initialize)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 36 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using bound preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: 201
lola: produced by: state space
lola: The maximum value of the given expression is 201
lola: 1188836 markings, 2217271 edges
lola: ========================================
lola: subprocess 7 will run for 391 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(off)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 36 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using bound preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: 200
lola: produced by: state space
lola: The maximum value of the given expression is 200
lola: 1152810 markings, 2481333 edges
lola: ========================================
lola: subprocess 8 will run for 440 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(initialize)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 36 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using bound preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: 201
lola: produced by: state space
lola: The maximum value of the given expression is 201
lola: 1188836 markings, 2217271 edges
lola: ========================================
lola: subprocess 9 will run for 503 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(initialized)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 36 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using bound preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: 200
lola: produced by: state space
lola: The maximum value of the given expression is 200
lola: 1305656 markings, 2017683 edges
lola: ========================================
lola: subprocess 10 will run for 587 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(initialized)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 36 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using bound preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: 200
lola: produced by: state space
lola: The maximum value of the given expression is 200
lola: 1305656 markings, 2017683 edges
lola: ========================================
lola: subprocess 11 will run for 704 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p_m)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 36 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using bound preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: 200
lola: produced by: state space
lola: The maximum value of the given expression is 200
lola: 954020 markings, 1787236 edges
lola: ========================================
lola: subprocess 12 will run for 879 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(initialize)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 36 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using bound preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: 201
lola: produced by: state space
lola: The maximum value of the given expression is 201
lola: 1188836 markings, 2217271 edges
lola: ========================================
lola: subprocess 13 will run for 1172 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p_rel)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 36 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using bound preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: 200
lola: produced by: state space
lola: The maximum value of the given expression is 200
lola: 1071045 markings, 1548052 edges
lola: ========================================
lola: subprocess 14 will run for 1758 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(move)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 36 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using bound preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: 200
lola: produced by: state space
lola: The maximum value of the given expression is 200
lola: 954020 markings, 1787236 edges
lola: ========================================
lola: subprocess 15 will run for 3515 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(moved)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 36 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH
lola: using bound preserving stubborn set method with insertion algorithm(--stubborn=tarjan)
lola: RUNNING
lola: SUBRESULT
lola: result: 200
lola: produced by: state space
lola: The maximum value of the given expression is 200
lola: 1267266 markings, 2021680 edges
lola: ========================================
lola: RESULT
lola:
SUMMARY: 200 201 200 200 200 201 201 200 201 200 200 200 201 200 200 200
FORMULA RobotManipulation-PT-00100-UpperBounds-0 200 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA RobotManipulation-PT-00100-UpperBounds-1 201 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA RobotManipulation-PT-00100-UpperBounds-2 200 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA RobotManipulation-PT-00100-UpperBounds-3 200 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA RobotManipulation-PT-00100-UpperBounds-4 200 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA RobotManipulation-PT-00100-UpperBounds-5 201 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA RobotManipulation-PT-00100-UpperBounds-6 201 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA RobotManipulation-PT-00100-UpperBounds-7 200 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA RobotManipulation-PT-00100-UpperBounds-8 201 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA RobotManipulation-PT-00100-UpperBounds-9 200 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA RobotManipulation-PT-00100-UpperBounds-10 200 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA RobotManipulation-PT-00100-UpperBounds-11 200 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA RobotManipulation-PT-00100-UpperBounds-12 201 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA RobotManipulation-PT-00100-UpperBounds-13 200 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA RobotManipulation-PT-00100-UpperBounds-14 200 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA RobotManipulation-PT-00100-UpperBounds-15 200 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
----- Kill lola and sara stdout -----
----- Kill lola and sara stderr -----
----- Finished stdout -----
----- Finished 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="RobotManipulation-PT-00100"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="irma4mcc-full"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
# 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
tar xzf /home/mcc/BenchKit/INPUTS/RobotManipulation-PT-00100.tgz
mv RobotManipulation-PT-00100 execution
cd execution
pwd
ls -lh
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-3637"
echo " Executing tool irma4mcc-full"
echo " Input is RobotManipulation-PT-00100, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r150-smll-152685548800044"
echo "====================================================================="
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 '
echo "FORMULA_NAME $x"
done
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 ;