fond
Model Checking Contest 2020
10th edition, Paris, France, June 23, 2020
Execution of r176-tajo-158987871900436
Last Updated
Jun 28, 2020

About the Execution of ITS-LoLa for PolyORBLF-PT-S02J06T06

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15754.110 3600000.00 3682477.00 823.80 ?????????????F?? normal

Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2020-input.r176-tajo-158987871900436.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2020-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is PolyORBLF-PT-S02J06T06, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r176-tajo-158987871900436
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.3M
-rw-r--r-- 1 mcc users 9.5K Apr 12 05:39 CTLCardinality.txt
-rw-r--r-- 1 mcc users 33K Apr 12 05:39 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Apr 11 04:56 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K Apr 11 04:56 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.9K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 8.1K Apr 14 12:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 39K Apr 28 14:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Apr 14 12:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 33K Apr 28 14:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.5K Apr 10 12:36 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 29K Apr 10 12:36 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Apr 9 17:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 37K Apr 9 17:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.2K Apr 10 22:22 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.7K Apr 10 22:22 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 983K Mar 24 05:37 model.pnml

--------------------
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 PolyORBLF-PT-S02J06T06-CTLFireability-00
FORMULA_NAME PolyORBLF-PT-S02J06T06-CTLFireability-01
FORMULA_NAME PolyORBLF-PT-S02J06T06-CTLFireability-02
FORMULA_NAME PolyORBLF-PT-S02J06T06-CTLFireability-03
FORMULA_NAME PolyORBLF-PT-S02J06T06-CTLFireability-04
FORMULA_NAME PolyORBLF-PT-S02J06T06-CTLFireability-05
FORMULA_NAME PolyORBLF-PT-S02J06T06-CTLFireability-06
FORMULA_NAME PolyORBLF-PT-S02J06T06-CTLFireability-07
FORMULA_NAME PolyORBLF-PT-S02J06T06-CTLFireability-08
FORMULA_NAME PolyORBLF-PT-S02J06T06-CTLFireability-09
FORMULA_NAME PolyORBLF-PT-S02J06T06-CTLFireability-10
FORMULA_NAME PolyORBLF-PT-S02J06T06-CTLFireability-11
FORMULA_NAME PolyORBLF-PT-S02J06T06-CTLFireability-12
FORMULA_NAME PolyORBLF-PT-S02J06T06-CTLFireability-13
FORMULA_NAME PolyORBLF-PT-S02J06T06-CTLFireability-14
FORMULA_NAME PolyORBLF-PT-S02J06T06-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1591153476716

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 03:04:39] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2020-06-03 03:04:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 03:04:39] [INFO ] Load time of PNML (sax parser for PT used): 137 ms
[2020-06-03 03:04:39] [INFO ] Transformed 536 places.
[2020-06-03 03:04:39] [INFO ] Transformed 1064 transitions.
[2020-06-03 03:04:39] [INFO ] Parsed PT model containing 536 places and 1064 transitions in 178 ms.
Ensure Unique test removed 96 transitions
Reduce redundant transitions removed 96 transitions.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 39 ms.
Incomplete random walk after 100000 steps, including 21 resets, run finished after 657 ms. (steps per millisecond=152 ) properties seen :[0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1]
[2020-06-03 03:04:40] [INFO ] Flow matrix only has 956 transitions (discarded 12 similar events)
// Phase 1: matrix 956 rows 536 cols
[2020-06-03 03:04:40] [INFO ] Computed 50 place invariants in 139 ms
[2020-06-03 03:04:40] [INFO ] [Real]Absence check using 19 positive place invariants in 109 ms returned sat
[2020-06-03 03:04:40] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 184 ms returned sat
[2020-06-03 03:04:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 03:04:44] [INFO ] [Real]Absence check using state equation in 3464 ms returned sat
[2020-06-03 03:04:44] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 03:04:44] [INFO ] [Nat]Absence check using 19 positive place invariants in 39 ms returned sat
[2020-06-03 03:04:44] [INFO ] [Nat]Absence check using 19 positive and 31 generalized place invariants in 47 ms returned sat
[2020-06-03 03:04:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 03:04:47] [INFO ] [Nat]Absence check using state equation in 3298 ms returned sat
[2020-06-03 03:04:47] [INFO ] State equation strengthened by 78 read => feed constraints.
[2020-06-03 03:04:48] [INFO ] [Nat]Added 78 Read/Feed constraints in 978 ms returned sat
[2020-06-03 03:04:49] [INFO ] Deduced a trap composed of 328 places in 652 ms
[2020-06-03 03:04:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 03:04:53] [INFO ] Deduced a trap composed of 73 places in 222 ms
[2020-06-03 03:04:53] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 4607 ms
[2020-06-03 03:04:53] [INFO ] Computed and/alt/rep : 966/12574/954 causal constraints in 69 ms.
[2020-06-03 03:04:58] [INFO ] Added : 25 causal constraints over 5 iterations in 4620 ms. Result :sat
[2020-06-03 03:05:02] [INFO ] Deduced a trap composed of 73 places in 3989 ms
[2020-06-03 03:05:03] [INFO ] Deduced a trap composed of 73 places in 492 ms
[2020-06-03 03:05:04] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 03:05:05] [INFO ] Deduced a trap composed of 3 places in 687 ms
[2020-06-03 03:05:05] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream closed (> (+ s272 s341 s480) 0)") while checking expression at index 0
[2020-06-03 03:05:05] [INFO ] [Real]Absence check using 19 positive place invariants in 127 ms returned sat
[2020-06-03 03:05:05] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 86 ms returned unsat
[2020-06-03 03:05:05] [INFO ] [Real]Absence check using 19 positive place invariants in 112 ms returned sat
[2020-06-03 03:05:05] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 83 ms returned sat
[2020-06-03 03:05:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 03:05:10] [INFO ] [Real]Absence check using state equation in 4621 ms returned sat
[2020-06-03 03:05:10] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 03:05:10] [INFO ] [Nat]Absence check using 19 positive place invariants in 25 ms returned sat
[2020-06-03 03:05:10] [INFO ] [Nat]Absence check using 19 positive and 31 generalized place invariants in 33 ms returned sat
[2020-06-03 03:05:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 03:05:15] [INFO ] [Nat]Absence check using state equation in 4633 ms returned sat
[2020-06-03 03:05:15] [INFO ] [Nat]Added 78 Read/Feed constraints in 246 ms returned sat
[2020-06-03 03:05:15] [INFO ] Deduced a trap composed of 37 places in 353 ms
[2020-06-03 03:05:16] [INFO ] Deduced a trap composed of 75 places in 72 ms
[2020-06-03 03:05:17] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1607 ms
[2020-06-03 03:05:17] [INFO ] Computed and/alt/rep : 966/12574/954 causal constraints in 139 ms.
[2020-06-03 03:05:30] [INFO ] Added : 295 causal constraints over 59 iterations in 13420 ms. Result :(error "Failed to check-sat")
[2020-06-03 03:05:30] [INFO ] [Real]Absence check using 19 positive place invariants in 24 ms returned sat
[2020-06-03 03:05:30] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 34 ms returned sat
[2020-06-03 03:05:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 03:05:32] [INFO ] [Real]Absence check using state equation in 2105 ms returned sat
[2020-06-03 03:05:32] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 03:05:32] [INFO ] [Nat]Absence check using 19 positive place invariants in 24 ms returned sat
[2020-06-03 03:05:32] [INFO ] [Nat]Absence check using 19 positive and 31 generalized place invariants in 38 ms returned sat
[2020-06-03 03:05:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 03:05:35] [INFO ] [Nat]Absence check using state equation in 2160 ms returned sat
[2020-06-03 03:05:35] [INFO ] [Nat]Added 78 Read/Feed constraints in 262 ms returned sat
[2020-06-03 03:05:35] [INFO ] Computed and/alt/rep : 966/12574/954 causal constraints in 145 ms.
[2020-06-03 03:05:52] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (=> (> t663 0) (and (and (> t259 0) (< o259 o663)) (or (and (> t62 0) (< o62 o663)) (and (> t88 0) (< o88 o663)) (and (> t553 0) (< o553 o663)) (and (> t582 0) (< o582 o663)) (and (> t587 0) (< o587 o663)) (and (> t904 0) (< o904 o663)))))") while checking expression at index 3
[2020-06-03 03:05:52] [INFO ] [Real]Absence check using 19 positive place invariants in 37 ms returned sat
[2020-06-03 03:05:53] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 74 ms returned sat
[2020-06-03 03:05:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 03:05:56] [INFO ] [Real]Absence check using state equation in 3203 ms returned sat
[2020-06-03 03:05:56] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 03:05:56] [INFO ] [Nat]Absence check using 19 positive place invariants in 28 ms returned sat
[2020-06-03 03:05:56] [INFO ] [Nat]Absence check using 19 positive and 31 generalized place invariants in 35 ms returned sat
[2020-06-03 03:05:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 03:05:58] [INFO ] [Nat]Absence check using state equation in 2222 ms returned sat
[2020-06-03 03:05:59] [INFO ] [Nat]Added 78 Read/Feed constraints in 632 ms returned sat
[2020-06-03 03:06:00] [INFO ] Deduced a trap composed of 37 places in 1092 ms
[2020-06-03 03:06:00] [INFO ] Deduced a trap composed of 74 places in 117 ms
[2020-06-03 03:06:02] [INFO ] Deduced a trap composed of 75 places in 1050 ms
[2020-06-03 03:06:02] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 3015 ms
[2020-06-03 03:06:02] [INFO ] Computed and/alt/rep : 966/12574/954 causal constraints in 82 ms.
[2020-06-03 03:06:16] [INFO ] Added : 405 causal constraints over 81 iterations in 14026 ms. Result :unknown
[2020-06-03 03:06:16] [INFO ] [Real]Absence check using 19 positive place invariants in 34 ms returned sat
[2020-06-03 03:06:16] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 58 ms returned unsat
[2020-06-03 03:06:16] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2020-06-03 03:06:16] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 30 ms returned unsat
[2020-06-03 03:06:16] [INFO ] [Real]Absence check using 19 positive place invariants in 85 ms returned sat
[2020-06-03 03:06:17] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 56 ms returned unsat
[2020-06-03 03:06:17] [INFO ] [Real]Absence check using 19 positive place invariants in 33 ms returned sat
[2020-06-03 03:06:17] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 64 ms returned unsat
Successfully simplified 5 atomic propositions for a total of 5 simplifications.
[2020-06-03 03:06:17] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2020-06-03 03:06:17] [INFO ] Flatten gal took : 297 ms
[2020-06-03 03:06:18] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2020-06-03 03:06:18] [INFO ] Flatten gal took : 174 ms
FORMULA PolyORBLF-PT-S02J06T06-CTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2020-06-03 03:06:18] [INFO ] Export to MCC properties in file /home/mcc/execution/CTLFireability.sr.xml took 24 ms.
[2020-06-03 03:06:18] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 21 ms.
info: Time: 3600 - MCC
vrfy: Checking CTLFireability @ PolyORBLF-PT-S02J06T06 @ 3570 seconds
check_solution: Constraint R5 = 0 is above its equality of -9
check_solution: Constraint R22 = 0 is above its equality of -1
check_solution: Constraint R23 = 0 is above its equality of -1
check_solution: Constraint R33 = 0 is above its equality of -1
check_solution: Constraint R42 = 0 is above its equality of -1
check_solution: Constraint R45 = 0 is above its equality of -1
check_solution: Constraint R135 = 0 is above its equality of -1
check_solution: Constraint R151 = 0 is above its equality of -1
check_solution: Constraint R152 = 0 is above its equality of -1
check_solution: Constraint R165 = 0 is above its equality of -1

Seriously low accuracy found ||*|| = 10 (rel. error 1)
check_solution: Variable C1135 = -9.2148043325 is below its lower bound 0
check_solution: Variable C1152 = -1.03506931337 is below its lower bound 0
check_solution: Variable C1153 = -1.04830393687 is below its lower bound 0
check_solution: Variable C1163 = -0.749269758903 is below its lower bound 0
check_solution: Variable C1172 = -0.991388667094 is below its lower bound 0
check_solution: Variable C1175 = -1.12199369107 is below its lower bound 0
check_solution: Variable C1265 = -0.403458238714 is below its lower bound 0
check_solution: Variable C1281 = -0.749269758903 is below its lower bound 0
check_solution: Variable C1282 = -1.03506931337 is below its lower bound 0
check_solution: Variable C1295 = -1.03506931337 is below its lower bound 0

Seriously low accuracy found ||*|| = 10 (rel. error 9.2148)
check_solution: Constraint R5 = 2.96018412909e-311 is above its equality of -9
check_solution: Constraint R22 = 2.981404087e-311 is above its equality of -1
check_solution: Constraint R23 = 2.981404087e-311 is above its equality of -1
check_solution: Constraint R33 = 2.99201406596e-311 is above its equality of -1
check_solution: Constraint R42 = 3.00050204912e-311 is above its equality of -1
check_solution: Constraint R45 = 3.00474604071e-311 is above its equality of -1
check_solution: Constraint R135 = 3.1066018387e-311 is above its equality of -1
check_solution: Constraint R151 = 3.12357780503e-311 is above its equality of -1
check_solution: Constraint R152 = 3.12357780503e-311 is above its equality of -1
check_solution: Constraint R165 = 3.13843177557e-311 is above its equality of -1

Seriously low accuracy found ||*|| = 10 (rel. error 1)
check_solution: Constraint R491 = 1e+30 is above its equality of 0
check_solution: Constraint R492 = 1e+30 is above its equality of 0
check_solution: Constraint R493 = 1e+30 is above its equality of 0
check_solution: Constraint R494 = 1e+30 is above its equality of 0
check_solution: Constraint R495 = 1e+30 is above its equality of 0
check_solution: Constraint R496 = 1e+30 is above its equality of 0
check_solution: Constraint R497 = 1e+30 is above its equality of 0
check_solution: Constraint R498 = 1e+30 is above its equality of -1
check_solution: Constraint R499 = 1e+30 is above its equality of 0
check_solution: Constraint R500 = 1e+30 is above its equality of 0

TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427456 kB
MemFree: 11367980 kB
After kill :
MemTotal: 16427456 kB
MemFree: 16138708 kB

--------------------
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="PolyORBLF-PT-S02J06T06"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="itslola"
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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool itslola"
echo " Input is PolyORBLF-PT-S02J06T06, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r176-tajo-158987871900436"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S02J06T06.tgz
mv PolyORBLF-PT-S02J06T06 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;