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 184K
-rw-r--r-- 1 mcc users 3.4K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K May 15 18:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K May 15 18:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 19K 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 6.0K May 15 18:50 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.4K May 15 18:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 11K May 15 18:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K May 15 18:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 8.5K May 15 18:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 15 18:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K May 15 18:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 115 May 15 18:54 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 353 May 15 18:54 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 2.8K May 15 18:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 17K May 15 18:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 15 18:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K 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 4 May 15 18:50 instance
-rw-r--r-- 1 mcc users 6 May 15 18:50 iscolored
-rw-r--r-- 1 mcc users 13K May 15 18:50 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool irma4mcc-full
Input is HouseConstruction-PT-100, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r102-smll-152658632900086
=====================================================================

--------------------
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 HouseConstruction-PT-100-UpperBounds-00
FORMULA_NAME HouseConstruction-PT-100-UpperBounds-01
FORMULA_NAME HouseConstruction-PT-100-UpperBounds-02
FORMULA_NAME HouseConstruction-PT-100-UpperBounds-03
FORMULA_NAME HouseConstruction-PT-100-UpperBounds-04
FORMULA_NAME HouseConstruction-PT-100-UpperBounds-05
FORMULA_NAME HouseConstruction-PT-100-UpperBounds-06
FORMULA_NAME HouseConstruction-PT-100-UpperBounds-07
FORMULA_NAME HouseConstruction-PT-100-UpperBounds-08
FORMULA_NAME HouseConstruction-PT-100-UpperBounds-09
FORMULA_NAME HouseConstruction-PT-100-UpperBounds-10
FORMULA_NAME HouseConstruction-PT-100-UpperBounds-11
FORMULA_NAME HouseConstruction-PT-100-UpperBounds-12
FORMULA_NAME HouseConstruction-PT-100-UpperBounds-13
FORMULA_NAME HouseConstruction-PT-100-UpperBounds-14
FORMULA_NAME HouseConstruction-PT-100-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1526712429492


BK_STOP 1526712475336

--------------------
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 HouseConstruction-PT-100 as instance name.
Using HouseConstruction 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': True, 'Extended Free Choice': True, 'State Machine': False, 'Marked Graph': False, 'Connected': True, 'Strongly Connected': False, 'Source Place': True, 'Sink Place': False, 'Source Transition': False, 'Sink Transition': True, 'Loop Free': True, 'Conservative': False, 'Sub-Conservative': False, 'Nested Units': False, 'Safe': False, 'Deadlock': True, 'Reversible': False, 'Quasi Live': True, 'Live': None}.
Known tools are: [{'Time': 113, 'Memory': 112.14, 'Tool': 'lola'}, {'Time': 172, 'Memory': 113.21, 'Tool': 'lola'}, {'Time': 579683, 'Memory': 3138.46, 'Tool': 'gspn'}, {'Time': 620613, 'Memory': 3208.33, 'Tool': 'gspn'}].
Learned tools are: [{'Tool': 'gspn'}].
Learned tool gspn is 5129.938053097345x far from the best tool lola.
UpperBounds lola HouseConstruction-PT-100...

Time: 3600 - MCC
----- Start make prepare stdout -----
----- Start make prepare stderr -----
===========================================================================================
HouseConstruction-PT-100: translating PT Petri net model.pnml into LoLA format
===========================================================================================
translating PT Petri net complete


checking for too many tokens
===========================================================================================
HouseConstruction-PT-100: translating PT formula UpperBounds into LoLA format
===========================================================================================
translating formula complete
touch formulae;
----- Start make result stderr -----
----- Start make result stdout -----
UpperBounds @ HouseConstruction-PT-100 @ 3539 seconds
----- Start make result stderr -----
----- Start make result stdout -----
lola: LoLA will run for 3539 seconds at most (--timelimit)
lola: NET
lola: reading net from model.pnml.lola
lola: finished parsing
lola: closed net file model.pnml.lola
lola: 44/65536 symbol table entries, 0 collisions
lola: preprocessing...
lola: finding significant places
lola: 26 places, 18 transitions, 18 significant places
lola: computing forward-conflicting sets
lola: computing back-conflicting sets
lola: 24 transition conflict sets
lola: TASK
lola: reading formula from HouseConstruction-PT-100-UpperBounds.task
lola: MAX(p26) : MAX(p20) : MAX(p12) : MAX(p20) : MAX(p16) : MAX(p10) : MAX(p12) : MAX(p23) : MAX(p5) : MAX(p7) : MAX(p3) : MAX(p4) : MAX(p25) : MAX(p2) : MAX(p27) : MAX(p6)
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(p26)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 72 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: 100
lola: produced by: state space
lola: The maximum value of the given expression is 100
lola: 1301 markings, 1300 edges
lola: ========================================
lola: subprocess 1 will run for 235 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p20)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 72 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: 100
lola: produced by: state space
lola: The maximum value of the given expression is 100
lola: 901 markings, 900 edges
lola: ========================================
lola: subprocess 2 will run for 252 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p12)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 72 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: 100
lola: produced by: state space
lola: The maximum value of the given expression is 100
lola: 401 markings, 400 edges
lola: ========================================
lola: subprocess 3 will run for 272 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p20)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 72 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: 100
lola: produced by: state space
lola: The maximum value of the given expression is 100
lola: 901 markings, 900 edges
lola: ========================================
lola: subprocess 4 will run for 294 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p16)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 72 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: 100
lola: produced by: state space
lola: The maximum value of the given expression is 100
lola: 701 markings, 700 edges
lola: ========================================
lola: subprocess 5 will run for 321 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p10)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 72 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: 100
lola: produced by: state space
lola: The maximum value of the given expression is 100
lola: 601 markings, 600 edges
lola: ========================================
lola: subprocess 6 will run for 353 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p12)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 72 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: 100
lola: produced by: state space
lola: The maximum value of the given expression is 100
lola: 401 markings, 400 edges
lola: ========================================
lola: subprocess 7 will run for 393 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p23)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 72 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: 100
lola: produced by: state space
lola: The maximum value of the given expression is 100
lola: 1101 markings, 1100 edges
lola: ========================================
lola: subprocess 8 will run for 442 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p5)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 72 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: 100
lola: produced by: state space
lola: The maximum value of the given expression is 100
lola: 301 markings, 300 edges
lola: ========================================
lola: subprocess 9 will run for 505 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p7)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 72 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: 100
lola: produced by: state space
lola: The maximum value of the given expression is 100
lola: 401 markings, 400 edges
lola: ========================================
lola: subprocess 10 will run for 589 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p3)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 72 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: 100
lola: produced by: state space
lola: The maximum value of the given expression is 100
lola: 201 markings, 200 edges
lola: ========================================
lola: subprocess 11 will run for 707 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p4)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 72 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: 100
lola: produced by: state space
lola: The maximum value of the given expression is 100
lola: 301 markings, 300 edges
lola: ========================================
lola: subprocess 12 will run for 884 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p25)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 72 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: 100
lola: produced by: state space
lola: The maximum value of the given expression is 100
lola: 801 markings, 800 edges
lola: ========================================
lola: subprocess 13 will run for 1179 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p2)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 72 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: 100
lola: produced by: state space
lola: The maximum value of the given expression is 100
lola: 101 markings, 100 edges
lola: ========================================
lola: subprocess 14 will run for 1769 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p27)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 72 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: 100
lola: produced by: state space
lola: The maximum value of the given expression is 100
lola: 1101 markings, 1100 edges
lola: ========================================
lola: subprocess 15 will run for 3539 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: MAX(p6)
lola: ========================================
lola: SUBTASK
lola: computing bound of an expression
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 72 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: 100
lola: produced by: state space
lola: The maximum value of the given expression is 100
lola: 301 markings, 300 edges
lola: ========================================
lola: RESULT
lola:
SUMMARY: 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100
FORMULA HouseConstruction-PT-100-UpperBounds-0 100 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA HouseConstruction-PT-100-UpperBounds-1 100 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA HouseConstruction-PT-100-UpperBounds-2 100 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA HouseConstruction-PT-100-UpperBounds-3 100 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA HouseConstruction-PT-100-UpperBounds-4 100 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA HouseConstruction-PT-100-UpperBounds-5 100 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA HouseConstruction-PT-100-UpperBounds-6 100 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA HouseConstruction-PT-100-UpperBounds-7 100 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA HouseConstruction-PT-100-UpperBounds-8 100 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA HouseConstruction-PT-100-UpperBounds-9 100 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA HouseConstruction-PT-100-UpperBounds-10 100 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA HouseConstruction-PT-100-UpperBounds-11 100 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
----- Kill lola and sara stderr -----
FORMULA HouseConstruction-PT-100-UpperBounds-12 100 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA HouseConstruction-PT-100-UpperBounds-13 100 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA HouseConstruction-PT-100-UpperBounds-14 100 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
FORMULA HouseConstruction-PT-100-UpperBounds-15 100 TECHNIQUES SEQUENTIAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS USE_NUPN
----- Kill lola and sara stdout -----
----- 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="HouseConstruction-PT-100"
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/HouseConstruction-PT-100.tgz
mv HouseConstruction-PT-100 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 HouseConstruction-PT-100, 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 r102-smll-152658632900086"
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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;