Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r143-tall-165271830300184.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2021
Input is LeafsetExtension-PT-S16C4, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r143-tall-165271830300184
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 16K Apr 29 12:42 CTLCardinality.txt
-rw-r--r-- 1 mcc users 114K Apr 29 12:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.4K Apr 29 12:42 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Apr 29 12:42 CTLFireability.xml
-rw-r--r-- 1 mcc users 6.6K May 9 08:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 9 08:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K May 9 08:12 LTLFireability.txt
-rw-r--r-- 1 mcc users 22K May 9 08:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 2.2K May 9 08:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.3K May 9 08:12 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 6 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 905K May 10 09:34 model.pnml

--------------------
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 LeafsetExtension-PT-S16C4-UpperBounds-00
FORMULA_NAME LeafsetExtension-PT-S16C4-UpperBounds-01
FORMULA_NAME LeafsetExtension-PT-S16C4-UpperBounds-02
FORMULA_NAME LeafsetExtension-PT-S16C4-UpperBounds-03
FORMULA_NAME LeafsetExtension-PT-S16C4-UpperBounds-04
FORMULA_NAME LeafsetExtension-PT-S16C4-UpperBounds-05
FORMULA_NAME LeafsetExtension-PT-S16C4-UpperBounds-06
FORMULA_NAME LeafsetExtension-PT-S16C4-UpperBounds-07
FORMULA_NAME LeafsetExtension-PT-S16C4-UpperBounds-08
FORMULA_NAME LeafsetExtension-PT-S16C4-UpperBounds-09
FORMULA_NAME LeafsetExtension-PT-S16C4-UpperBounds-10
FORMULA_NAME LeafsetExtension-PT-S16C4-UpperBounds-11
FORMULA_NAME LeafsetExtension-PT-S16C4-UpperBounds-12
FORMULA_NAME LeafsetExtension-PT-S16C4-UpperBounds-13
FORMULA_NAME LeafsetExtension-PT-S16C4-UpperBounds-14
FORMULA_NAME LeafsetExtension-PT-S16C4-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1652743391894

Running Version 0
[2022-05-16 23:23:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2022-05-16 23:23:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-16 23:23:13] [INFO ] Load time of PNML (sax parser for PT used): 106 ms
[2022-05-16 23:23:13] [INFO ] Transformed 1542 places.
[2022-05-16 23:23:13] [INFO ] Transformed 1449 transitions.
[2022-05-16 23:23:13] [INFO ] Parsed PT model containing 1542 places and 1449 transitions in 149 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
// Phase 1: matrix 1449 rows 1542 cols
[2022-05-16 23:23:13] [INFO ] Computed 93 place invariants in 229 ms
Incomplete random walk after 10000 steps, including 297 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 16) seen :16
FORMULA LeafsetExtension-PT-S16C4-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C4-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C4-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C4-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C4-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C4-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C4-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C4-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C4-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C4-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C4-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C4-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 4) seen :3
Incomplete Best-First random walk after 10001 steps, including 28 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 4) seen :3
Incomplete Best-First random walk after 10000 steps, including 28 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 4) seen :3
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 4) seen :4
// Phase 1: matrix 1449 rows 1542 cols
[2022-05-16 23:23:14] [INFO ] Computed 93 place invariants in 137 ms
[2022-05-16 23:23:14] [INFO ] [Real]Absence check using 19 positive place invariants in 24 ms returned sat
[2022-05-16 23:23:14] [INFO ] [Real]Absence check using 19 positive and 74 generalized place invariants in 42 ms returned unsat
[2022-05-16 23:23:14] [INFO ] [Real]Absence check using 19 positive place invariants in 19 ms returned sat
[2022-05-16 23:23:14] [INFO ] [Real]Absence check using 19 positive and 74 generalized place invariants in 38 ms returned sat
[2022-05-16 23:23:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-16 23:23:15] [INFO ] [Real]Absence check using state equation in 500 ms returned sat
[2022-05-16 23:23:15] [INFO ] Solution in real domain found non-integer solution.
[2022-05-16 23:23:15] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2022-05-16 23:23:15] [INFO ] [Nat]Absence check using 19 positive and 74 generalized place invariants in 37 ms returned sat
[2022-05-16 23:23:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-16 23:23:15] [INFO ] [Nat]Absence check using state equation in 452 ms returned sat
[2022-05-16 23:23:16] [INFO ] Computed and/alt/rep : 1430/2224/1430 causal constraints (skipped 2 transitions) in 84 ms.
[2022-05-16 23:23:16] [INFO ] Added : 34 causal constraints over 7 iterations in 753 ms. Result :sat
Minimization took 207 ms.
[2022-05-16 23:23:17] [INFO ] [Real]Absence check using 19 positive place invariants in 18 ms returned sat
[2022-05-16 23:23:17] [INFO ] [Real]Absence check using 19 positive and 74 generalized place invariants in 37 ms returned sat
[2022-05-16 23:23:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-16 23:23:17] [INFO ] [Real]Absence check using state equation in 521 ms returned sat
[2022-05-16 23:23:17] [INFO ] Solution in real domain found non-integer solution.
[2022-05-16 23:23:17] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2022-05-16 23:23:17] [INFO ] [Nat]Absence check using 19 positive and 74 generalized place invariants in 35 ms returned sat
[2022-05-16 23:23:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-16 23:23:18] [INFO ] [Nat]Absence check using state equation in 507 ms returned sat
[2022-05-16 23:23:18] [INFO ] Computed and/alt/rep : 1430/2224/1430 causal constraints (skipped 2 transitions) in 79 ms.
[2022-05-16 23:23:19] [INFO ] Added : 16 causal constraints over 4 iterations in 478 ms. Result :sat
Minimization took 151 ms.
[2022-05-16 23:23:19] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2022-05-16 23:23:19] [INFO ] [Real]Absence check using 19 positive and 74 generalized place invariants in 39 ms returned unsat
Current structural bounds on expressions (after SMT) : [1, -1, -1, 1] Max seen :[1, 1, 2, 1]
FORMULA LeafsetExtension-PT-S16C4-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C4-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Incomplete Parikh walk after 1600 steps, including 94 resets, run finished after 8 ms. (steps per millisecond=200 ) properties (out of 2) seen :4 could not realise parikh vector
Incomplete Parikh walk after 2400 steps, including 97 resets, run finished after 9 ms. (steps per millisecond=266 ) properties (out of 2) seen :4 could not realise parikh vector
Support contains 2 out of 1542 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1542/1542 places, 1449/1449 transitions.
Graph (complete) has 2953 edges and 1542 vertex of which 97 are kept as prefixes of interest. Removing 1445 places using SCC suffix rule.7 ms
Discarding 1445 places :
Also discarding 843 output transitions
Drop transitions removed 843 transitions
Drop transitions removed 291 transitions
Reduce isomorphic transitions removed 291 transitions.
Discarding 16 places :
Implicit places reduction removed 16 places
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 315 rules applied. Total rules applied 316 place count 81 transition count 307
Reduce places removed 11 places and 0 transitions.
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 1 with 27 rules applied. Total rules applied 343 place count 70 transition count 291
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 351 place count 62 transition count 291
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 351 place count 62 transition count 290
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 353 place count 61 transition count 290
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 367 place count 47 transition count 276
Iterating global reduction 3 with 14 rules applied. Total rules applied 381 place count 47 transition count 276
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 388 place count 40 transition count 269
Iterating global reduction 3 with 7 rules applied. Total rules applied 395 place count 40 transition count 269
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 3 with 1 rules applied. Total rules applied 396 place count 39 transition count 269
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 396 place count 39 transition count 268
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 398 place count 38 transition count 268
Free-agglomeration rule (complex) applied 17 times.
Iterating global reduction 4 with 17 rules applied. Total rules applied 415 place count 38 transition count 251
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 4 with 17 rules applied. Total rules applied 432 place count 21 transition count 251
Drop transitions removed 120 transitions
Redundant transition composition rules discarded 120 transitions
Iterating global reduction 5 with 120 rules applied. Total rules applied 552 place count 21 transition count 131
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 557 place count 16 transition count 86
Iterating global reduction 5 with 5 rules applied. Total rules applied 562 place count 16 transition count 86
Applied a total of 562 rules in 65 ms. Remains 16 /1542 variables (removed 1526) and now considering 86/1449 (removed 1363) transitions.
Finished structural reductions, in 1 iterations. Remains : 16/1542 places, 86/1449 transitions.
Successfully produced net in file /tmp/petri1000_48625977485840394.dot
Successfully produced net in file /tmp/petri1001_7188403204472813959.dot
Successfully produced net in file /tmp/petri1002_13940212680365777017.dot
Successfully produced net in file /tmp/petri1003_5226134102266431899.dot
Successfully produced net in file /tmp/petri1004_1259983189008420810.dot
Successfully produced net in file /tmp/petri1005_11528072702595653046.dot
Successfully produced net in file /tmp/petri1006_17043524527869346528.dot
Successfully produced net in file /tmp/petri1007_1158790718296717820.dot
Successfully produced net in file /tmp/petri1008_14737120296835919800.dot
Successfully produced net in file /tmp/petri1009_13349866199892316829.dot
Successfully produced net in file /tmp/petri1010_15813654315766756508.dot
Successfully produced net in file /tmp/petri1011_14808157580219761242.dot
Successfully produced net in file /tmp/petri1012_5283060224094344949.dot
Successfully produced net in file /tmp/petri1013_5428793327764347864.dot
Successfully produced net in file /tmp/petri1014_3309351076693407376.dot
Successfully produced net in file /tmp/petri1015_17913100945211790883.dot
Successfully produced net in file /tmp/petri1016_3331021965167502072.dot
Successfully produced net in file /tmp/petri1017_11316913280443054127.dot
Successfully produced net in file /tmp/petri1018_8071411055240905787.dot
Successfully produced net in file /tmp/petri1019_674950774286778286.dot
Successfully produced net in file /tmp/petri1020_13257889421038331855.dot
Successfully produced net in file /tmp/petri1021_706894439537692357.dot
Successfully produced net in file /tmp/petri1022_11995087063251482727.dot
Successfully produced net in file /tmp/petri1023_13334281974123757022.dot
Successfully produced net in file /tmp/petri1024_11175510689235356453.dot
Successfully produced net in file /tmp/petri1025_2365016647496898547.dot
Successfully produced net in file /tmp/petri1026_1122754879185309918.dot
Successfully produced net in file /tmp/petri1027_18399408844806937807.dot
Drop transitions removed 28 transitions
Dominated transitions for bounds rules discarded 28 transitions
Normalized transition count is 22 out of 58 initially.
// Phase 1: matrix 22 rows 16 cols
[2022-05-16 23:23:19] [INFO ] Computed 2 place invariants in 5 ms
Incomplete random walk after 1000000 steps, including 100101 resets, run finished after 1063 ms. (steps per millisecond=940 ) properties (out of 2) seen :8
Incomplete Best-First random walk after 1000001 steps, including 10284 resets, run finished after 411 ms. (steps per millisecond=2433 ) properties (out of 2) seen :8
Incomplete Best-First random walk after 1000001 steps, including 13928 resets, run finished after 411 ms. (steps per millisecond=2433 ) properties (out of 2) seen :4
[2022-05-16 23:23:21] [INFO ] Flow matrix only has 22 transitions (discarded 36 similar events)
// Phase 1: matrix 22 rows 16 cols
[2022-05-16 23:23:21] [INFO ] Computed 2 place invariants in 2 ms
[2022-05-16 23:23:21] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2022-05-16 23:23:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-16 23:23:21] [INFO ] [Real]Absence check using state equation in 5 ms returned unsat
[2022-05-16 23:23:21] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2022-05-16 23:23:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-16 23:23:21] [INFO ] [Real]Absence check using state equation in 9 ms returned unsat
Current structural bounds on expressions (after SMT) : [4, 4] Max seen :[4, 4]
FORMULA LeafsetExtension-PT-S16C4-UpperBounds-12 4 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA LeafsetExtension-PT-S16C4-UpperBounds-09 4 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
All properties solved without resorting to model-checking.

BK_STOP 1652743402598

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ cut -d . -f 9
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202104292328.jar
+ VERSION=0
+ echo 'Running Version 0'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination UpperBounds -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m

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="LeafsetExtension-PT-S16C4"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2021"
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 2-4028"
echo " Executing tool gold2021"
echo " Input is LeafsetExtension-PT-S16C4, 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 r143-tall-165271830300184"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LeafsetExtension-PT-S16C4.tgz
mv LeafsetExtension-PT-S16C4 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "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
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;