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.r126-tajo-158961390400460.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 itstools
Input is PolyORBLF-PT-S04J04T06, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r126-tajo-158961390400460
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.1M
-rw-r--r-- 1 mcc users 9.0K Apr 12 05:41 CTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Apr 12 05:41 CTLCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 11 04:59 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Apr 11 04:59 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 12K Apr 14 12:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 47K Apr 28 14:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Apr 14 12:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 31K Apr 28 14:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.6K Apr 10 12:38 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 29K Apr 10 12:38 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 46K Apr 9 17:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 147K Apr 9 17:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.8K Apr 10 22:22 UpperBounds.txt
-rw-r--r-- 1 mcc users 6.1K 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 3.6M 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-S04J04T06-CTLFireability-00
FORMULA_NAME PolyORBLF-PT-S04J04T06-CTLFireability-01
FORMULA_NAME PolyORBLF-PT-S04J04T06-CTLFireability-02
FORMULA_NAME PolyORBLF-PT-S04J04T06-CTLFireability-03
FORMULA_NAME PolyORBLF-PT-S04J04T06-CTLFireability-04
FORMULA_NAME PolyORBLF-PT-S04J04T06-CTLFireability-05
FORMULA_NAME PolyORBLF-PT-S04J04T06-CTLFireability-06
FORMULA_NAME PolyORBLF-PT-S04J04T06-CTLFireability-07
FORMULA_NAME PolyORBLF-PT-S04J04T06-CTLFireability-08
FORMULA_NAME PolyORBLF-PT-S04J04T06-CTLFireability-09
FORMULA_NAME PolyORBLF-PT-S04J04T06-CTLFireability-10
FORMULA_NAME PolyORBLF-PT-S04J04T06-CTLFireability-11
FORMULA_NAME PolyORBLF-PT-S04J04T06-CTLFireability-12
FORMULA_NAME PolyORBLF-PT-S04J04T06-CTLFireability-13
FORMULA_NAME PolyORBLF-PT-S04J04T06-CTLFireability-14
FORMULA_NAME PolyORBLF-PT-S04J04T06-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1589821023140

[2020-05-18 16:57:05] [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, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -greatspnpath, /home/mcc/BenchKit//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2020-05-18 16:57:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-05-18 16:57:05] [INFO ] Load time of PNML (sax parser for PT used): 216 ms
[2020-05-18 16:57:05] [INFO ] Transformed 554 places.
[2020-05-18 16:57:05] [INFO ] Transformed 2998 transitions.
[2020-05-18 16:57:05] [INFO ] Parsed PT model containing 554 places and 2998 transitions in 281 ms.
Ensure Unique test removed 1626 transitions
Reduce redundant transitions removed 1626 transitions.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 58 ms.
Incomplete random walk after 100000 steps, including 4 resets, run finished after 381 ms. (steps per millisecond=262 ) properties seen :[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 1]
[2020-05-18 16:57:05] [INFO ] Flow matrix only has 1348 transitions (discarded 24 similar events)
// Phase 1: matrix 1348 rows 554 cols
[2020-05-18 16:57:06] [INFO ] Computed 50 place invariants in 94 ms
[2020-05-18 16:57:06] [INFO ] [Real]Absence check using 16 positive place invariants in 25 ms returned sat
[2020-05-18 16:57:06] [INFO ] [Real]Absence check using 16 positive and 34 generalized place invariants in 33 ms returned sat
[2020-05-18 16:57:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 16:57:09] [INFO ] [Real]Absence check using state equation in 2784 ms returned sat
[2020-05-18 16:57:09] [INFO ] Solution in real domain found non-integer solution.
[2020-05-18 16:57:09] [INFO ] [Nat]Absence check using 16 positive place invariants in 24 ms returned sat
[2020-05-18 16:57:09] [INFO ] [Nat]Absence check using 16 positive and 34 generalized place invariants in 43 ms returned sat
[2020-05-18 16:57:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-05-18 16:57:14] [INFO ] [Nat]Absence check using state equation in 5298 ms returned sat
[2020-05-18 16:57:14] [INFO ] State equation strengthened by 126 read => feed constraints.
[2020-05-18 16:57:14] [INFO ] [Nat]Added 126 Read/Feed constraints in 326 ms returned sat
[2020-05-18 16:57:15] [INFO ] Deduced a trap composed of 75 places in 493 ms
[2020-05-18 16:57:16] [INFO ] Deduced a trap composed of 334 places in 484 ms
[2020-05-18 16:57:16] [INFO ] Deduced a trap composed of 333 places in 483 ms
[2020-05-18 16:57:17] [INFO ] Deduced a trap composed of 321 places in 467 ms
[2020-05-18 16:57:17] [INFO ] Deduced a trap composed of 317 places in 495 ms
[2020-05-18 16:57:18] [INFO ] Deduced a trap composed of 313 places in 474 ms
[2020-05-18 16:57:19] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 4115 ms
[2020-05-18 16:57:19] [INFO ] Computed and/alt/rep : 1368/16874/1344 causal constraints in 129 ms.
[2020-05-18 16:57:29] [INFO ] Added : 35 causal constraints over 7 iterations in 10097 ms. Result :unknown
[2020-05-18 16:57:29] [INFO ] [Real]Absence check using 16 positive place invariants in 21 ms returned sat
[2020-05-18 16:57:29] [INFO ] [Real]Absence check using 16 positive and 34 generalized place invariants in 41 ms returned sat
[2020-05-18 16:57:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-18 16:57:31] [INFO ] [Real]Absence check using state equation in 2478 ms returned sat
[2020-05-18 16:57:31] [INFO ] Solution in real domain found non-integer solution.
[2020-05-18 16:57:31] [INFO ] [Nat]Absence check using 16 positive place invariants in 22 ms returned sat
[2020-05-18 16:57:32] [INFO ] [Nat]Absence check using 16 positive and 34 generalized place invariants in 45 ms returned sat
[2020-05-18 16:57:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-05-18 16:57:38] [INFO ] [Nat]Absence check using state equation in 6506 ms returned sat
[2020-05-18 16:57:41] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-18 16:57:42] [INFO ] [Nat]Added 126 Read/Feed constraints in 3595 ms returned sat
[2020-05-18 16:57:42] [INFO ] Deduced a trap composed of 75 places in 237 ms
[2020-05-18 16:57:42] [INFO ] Deduced a trap composed of 75 places in 183 ms
[2020-05-18 16:57:42] [INFO ] Deduced a trap composed of 75 places in 125 ms
[2020-05-18 16:57:43] [INFO ] Deduced a trap composed of 76 places in 73 ms
[2020-05-18 16:57:43] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 1025 ms
[2020-05-18 16:57:43] [INFO ] Computed and/alt/rep : 1368/16874/1344 causal constraints in 130 ms.
[2020-05-18 16:57:48] [INFO ] Added : 40 causal constraints over 8 iterations in 5368 ms. Result :sat
[2020-05-18 16:57:48] [INFO ] [Real]Absence check using 16 positive place invariants in 20 ms returned sat
[2020-05-18 16:57:48] [INFO ] [Real]Absence check using 16 positive and 34 generalized place invariants in 30 ms returned unsat
[2020-05-18 16:57:48] [INFO ] [Real]Absence check using 16 positive place invariants in 19 ms returned sat
[2020-05-18 16:57:48] [INFO ] [Real]Absence check using 16 positive and 34 generalized place invariants in 35 ms returned unsat
[2020-05-18 16:57:48] [INFO ] [Real]Absence check using 16 positive place invariants in 16 ms returned unsat
[2020-05-18 16:57:49] [INFO ] [Real]Absence check using 16 positive place invariants in 21 ms returned sat
[2020-05-18 16:57:49] [INFO ] [Real]Absence check using 16 positive and 34 generalized place invariants in 7 ms returned unsat
[2020-05-18 16:57:49] [INFO ] [Real]Absence check using 16 positive place invariants in 15 ms returned unsat
[2020-05-18 16:57:49] [INFO ] [Real]Absence check using 16 positive place invariants in 15 ms returned unsat
[2020-05-18 16:57:49] [INFO ] [Real]Absence check using 16 positive place invariants in 15 ms returned unsat
Successfully simplified 7 atomic propositions for a total of 7 simplifications.
[2020-05-18 16:57:49] [INFO ] Initial state reduction rules for CTL removed 3 formulas.
[2020-05-18 16:57:49] [INFO ] Flatten gal took : 223 ms
[2020-05-18 16:57:49] [INFO ] Initial state reduction rules for CTL removed 3 formulas.
[2020-05-18 16:57:50] [INFO ] Flatten gal took : 142 ms
FORMULA PolyORBLF-PT-S04J04T06-CTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-PT-S04J04T06-CTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-PT-S04J04T06-CTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2020-05-18 16:57:50] [INFO ] Applying decomposition
[2020-05-18 16:57:50] [INFO ] Flatten gal took : 121 ms
Converted graph to binary with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202005100927/bin/convert-linux64, -i, /tmp/graph4163516300078318460.txt, -o, /tmp/graph4163516300078318460.bin, -w, /tmp/graph4163516300078318460.weights], workingDir=null]
Built communities with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202005100927/bin/louvain-linux64, /tmp/graph4163516300078318460.bin, -l, -1, -v, -w, /tmp/graph4163516300078318460.weights, -q, 0, -e, 0.001], workingDir=null]
[2020-05-18 16:57:50] [INFO ] Decomposing Gal with order
[2020-05-18 16:57:50] [INFO ] Rewriting arrays to variables to allow decomposition.
[2020-05-18 16:57:50] [INFO ] Removed a total of 971 redundant transitions.
[2020-05-18 16:57:51] [INFO ] Flatten gal took : 268 ms
[2020-05-18 16:57:51] [INFO ] Fuse similar labels procedure discarded/fused a total of 150 labels/synchronizations in 34 ms.
[2020-05-18 16:57:51] [INFO ] Time to serialize gal into /home/mcc/execution/CTLFireability.pnml.gal : 29 ms
[2020-05-18 16:57:51] [INFO ] Time to serialize properties into /home/mcc/execution/CTLFireability.ctl : 5 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202005100927/bin/its-ctl-linux64, --gc-threshold, 2000000, --quiet, -i, /home/mcc/execution/CTLFireability.pnml.gal, -t, CGAL, -ctl, /home/mcc/execution/CTLFireability.ctl], workingDir=/home/mcc/execution]

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202005100927/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /home/mcc/execution/CTLFireability.pnml.gal -t CGAL -ctl /home/mcc/execution/CTLFireability.ctl
No direction supplied, using forward translation only.
Parsed 13 CTL formulae.
built 47 ordering constraints for composite.
built 41 ordering constraints for composite.
built 6 ordering constraints for composite.
built 38 ordering constraints for composite.
built 13 ordering constraints for composite.
built 78 ordering constraints for composite.
built 63 ordering constraints for composite.
built 13 ordering constraints for composite.
built 13 ordering constraints for composite.
built 27 ordering constraints for composite.
built 13 ordering constraints for composite.
built 13 ordering constraints for composite.
built 128 ordering constraints for composite.
built 6 ordering constraints for composite.
built 7 ordering constraints for composite.
built 6 ordering constraints for composite.
built 6 ordering constraints for composite.
built 157 ordering constraints for composite.
built 6 ordering constraints for composite.
built 61 ordering constraints for composite.
built 61 ordering constraints for composite.
built 61 ordering constraints for composite.
built 61 ordering constraints for composite.
built 58 ordering constraints for composite.
Detected timeout of ITS tools.
[2020-05-18 17:18:08] [INFO ] Flatten gal took : 1138 ms
[2020-05-18 17:18:09] [INFO ] Time to serialize gal into /home/mcc/execution/CTLFireability.pnml.gal : 348 ms
[2020-05-18 17:18:09] [INFO ] Time to serialize properties into /home/mcc/execution/CTLFireability.ctl : 7 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202005100927/bin/its-ctl-linux64, --gc-threshold, 2000000, --quiet, -i, /home/mcc/execution/CTLFireability.pnml.gal, -t, CGAL, -ctl, /home/mcc/execution/CTLFireability.ctl, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202005100927/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /home/mcc/execution/CTLFireability.pnml.gal -t CGAL -ctl /home/mcc/execution/CTLFireability.ctl --gen-order FOLLOW
No direction supplied, using forward translation only.
Parsed 13 CTL formulae.
Detected timeout of ITS tools.
[2020-05-18 17:38:25] [INFO ] Flatten gal took : 830 ms
[2020-05-18 17:38:26] [INFO ] Input system was already deterministic with 1372 transitions.
[2020-05-18 17:38:26] [INFO ] Transformed 554 places.
[2020-05-18 17:38:26] [INFO ] Transformed 1372 transitions.
Running greatSPN : CommandLine [args=[/home/mcc/BenchKit//greatspn//bin/pinvar, /home/mcc/execution/gspn], workingDir=/home/mcc/execution]
P-invariant computation with GreatSPN timed out. Skipping.
Running greatSPN : CommandLine [args=[/home/mcc/BenchKit//greatspn//bin/RGMEDD2, /home/mcc/execution/gspn, -META, -varord-only], workingDir=/home/mcc/execution]
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2020-05-18 17:38:56] [INFO ] Time to serialize gal into /home/mcc/execution/CTLFireability.pnml.gal : 23 ms
[2020-05-18 17:38:56] [INFO ] Time to serialize properties into /home/mcc/execution/CTLFireability.ctl : 13 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202005100927/bin/its-ctl-linux64, --gc-threshold, 2000000, --quiet, -i, /home/mcc/execution/CTLFireability.pnml.gal, -t, CGAL, -ctl, /home/mcc/execution/CTLFireability.ctl, --load-order, /home/mcc/execution/model.ord, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202005100927/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /home/mcc/execution/CTLFireability.pnml.gal -t CGAL -ctl /home/mcc/execution/CTLFireability.ctl --load-order /home/mcc/execution/model.ord --gen-order FOLLOW
Successfully loaded order from file /home/mcc/execution/model.ord
No direction supplied, using forward translation only.
Parsed 13 CTL formulae.

BK_TIME_CONFINEMENT_REACHED

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

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution CTLFireability -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ /home/mcc/BenchKit//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination CTLFireability -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6

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-S04J04T06"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="itstools"
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 itstools"
echo " Input is PolyORBLF-PT-S04J04T06, 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 r126-tajo-158961390400460"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S04J04T06.tgz
mv PolyORBLF-PT-S04J04T06 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 ;