Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r219-smll-171649598100186.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=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 2-5568
Executing tool gold2023
Input is HypertorusGrid-PT-d2k3p2b04, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r219-smll-171649598100186
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 568K
-rw-r--r-- 1 mcc users 7.7K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.0K Apr 22 14:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 22 14:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 22 14:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 22 14:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 13 04:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 122K Apr 13 04:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 16K Apr 13 04:39 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 102K Apr 13 04:39 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 22 14:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 22 14:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 10 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rwxr-xr-x 1 mcc users 79K May 18 16:42 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 HypertorusGrid-PT-d2k3p2b04-UpperBounds-00
FORMULA_NAME HypertorusGrid-PT-d2k3p2b04-UpperBounds-01
FORMULA_NAME HypertorusGrid-PT-d2k3p2b04-UpperBounds-02
FORMULA_NAME HypertorusGrid-PT-d2k3p2b04-UpperBounds-03
FORMULA_NAME HypertorusGrid-PT-d2k3p2b04-UpperBounds-04
FORMULA_NAME HypertorusGrid-PT-d2k3p2b04-UpperBounds-05
FORMULA_NAME HypertorusGrid-PT-d2k3p2b04-UpperBounds-06
FORMULA_NAME HypertorusGrid-PT-d2k3p2b04-UpperBounds-07
FORMULA_NAME HypertorusGrid-PT-d2k3p2b04-UpperBounds-08
FORMULA_NAME HypertorusGrid-PT-d2k3p2b04-UpperBounds-09
FORMULA_NAME HypertorusGrid-PT-d2k3p2b04-UpperBounds-10
FORMULA_NAME HypertorusGrid-PT-d2k3p2b04-UpperBounds-11
FORMULA_NAME HypertorusGrid-PT-d2k3p2b04-UpperBounds-12
FORMULA_NAME HypertorusGrid-PT-d2k3p2b04-UpperBounds-13
FORMULA_NAME HypertorusGrid-PT-d2k3p2b04-UpperBounds-14
FORMULA_NAME HypertorusGrid-PT-d2k3p2b04-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1716699030872

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=gold2023
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=HypertorusGrid-PT-d2k3p2b04
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202304061127
[2024-05-26 04:50:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-26 04:50:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-26 04:50:34] [INFO ] Load time of PNML (sax parser for PT used): 109 ms
[2024-05-26 04:50:34] [INFO ] Transformed 117 places.
[2024-05-26 04:50:34] [INFO ] Transformed 144 transitions.
[2024-05-26 04:50:34] [INFO ] Parsed PT model containing 117 places and 144 transitions and 576 arcs in 371 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 11 ms.
// Phase 1: matrix 144 rows 117 cols
[2024-05-26 04:50:34] [INFO ] Computed 46 invariants in 34 ms
FORMULA HypertorusGrid-PT-d2k3p2b04-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HypertorusGrid-PT-d2k3p2b04-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HypertorusGrid-PT-d2k3p2b04-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HypertorusGrid-PT-d2k3p2b04-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HypertorusGrid-PT-d2k3p2b04-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HypertorusGrid-PT-d2k3p2b04-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 2 resets, run finished after 192 ms. (steps per millisecond=52 ) properties (out of 10) seen :60
FORMULA HypertorusGrid-PT-d2k3p2b04-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HypertorusGrid-PT-d2k3p2b04-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HypertorusGrid-PT-d2k3p2b04-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 7) seen :22
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 7) seen :24
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 7) seen :23
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 7) seen :24
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 7) seen :24
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 7) seen :26
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 7) seen :24
[2024-05-26 04:50:34] [INFO ] Invariant cache hit.
[2024-05-26 04:50:35] [INFO ] [Real]Absence check using 45 positive place invariants in 43 ms returned sat
[2024-05-26 04:50:35] [INFO ] [Real]Absence check using 45 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-26 04:50:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2024-05-26 04:50:35] [INFO ] [Real]Absence check using state equation in 153 ms returned sat
[2024-05-26 04:50:35] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 04:50:35] [INFO ] [Nat]Absence check using 45 positive place invariants in 30 ms returned sat
[2024-05-26 04:50:35] [INFO ] [Nat]Absence check using 45 positive and 1 generalized place invariants in 3 ms returned sat
[2024-05-26 04:50:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2024-05-26 04:50:35] [INFO ] [Nat]Absence check using state equation in 161 ms returned sat
[2024-05-26 04:50:35] [INFO ] Computed and/alt/rep : 108/108/108 causal constraints (skipped 0 transitions) in 29 ms.
[2024-05-26 04:50:36] [INFO ] Added : 35 causal constraints over 7 iterations in 267 ms. Result :sat
Minimization took 43 ms.
[2024-05-26 04:50:36] [INFO ] [Real]Absence check using 45 positive place invariants in 16 ms returned sat
[2024-05-26 04:50:36] [INFO ] [Real]Absence check using 45 positive and 1 generalized place invariants in 3 ms returned sat
[2024-05-26 04:50:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2024-05-26 04:50:36] [INFO ] [Real]Absence check using state equation in 90 ms returned sat
[2024-05-26 04:50:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 04:50:36] [INFO ] [Nat]Absence check using 45 positive place invariants in 13 ms returned sat
[2024-05-26 04:50:36] [INFO ] [Nat]Absence check using 45 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-26 04:50:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2024-05-26 04:50:36] [INFO ] [Nat]Absence check using state equation in 87 ms returned sat
[2024-05-26 04:50:36] [INFO ] Computed and/alt/rep : 108/108/108 causal constraints (skipped 0 transitions) in 34 ms.
[2024-05-26 04:50:36] [INFO ] Added : 35 causal constraints over 7 iterations in 138 ms. Result :sat
Minimization took 25 ms.
[2024-05-26 04:50:36] [INFO ] [Real]Absence check using 45 positive place invariants in 14 ms returned sat
[2024-05-26 04:50:36] [INFO ] [Real]Absence check using 45 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-26 04:50:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2024-05-26 04:50:36] [INFO ] [Real]Absence check using state equation in 69 ms returned sat
[2024-05-26 04:50:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 04:50:36] [INFO ] [Nat]Absence check using 45 positive place invariants in 11 ms returned sat
[2024-05-26 04:50:36] [INFO ] [Nat]Absence check using 45 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-26 04:50:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2024-05-26 04:50:36] [INFO ] [Nat]Absence check using state equation in 55 ms returned sat
[2024-05-26 04:50:37] [INFO ] Computed and/alt/rep : 108/108/108 causal constraints (skipped 0 transitions) in 14 ms.
[2024-05-26 04:50:37] [INFO ] Added : 35 causal constraints over 7 iterations in 97 ms. Result :sat
Minimization took 20 ms.
[2024-05-26 04:50:37] [INFO ] [Real]Absence check using 45 positive place invariants in 16 ms returned sat
[2024-05-26 04:50:37] [INFO ] [Real]Absence check using 45 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-26 04:50:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2024-05-26 04:50:37] [INFO ] [Real]Absence check using state equation in 76 ms returned sat
[2024-05-26 04:50:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 04:50:37] [INFO ] [Nat]Absence check using 45 positive place invariants in 18 ms returned sat
[2024-05-26 04:50:37] [INFO ] [Nat]Absence check using 45 positive and 1 generalized place invariants in 3 ms returned sat
[2024-05-26 04:50:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2024-05-26 04:50:37] [INFO ] [Nat]Absence check using state equation in 87 ms returned sat
[2024-05-26 04:50:37] [INFO ] Computed and/alt/rep : 108/108/108 causal constraints (skipped 0 transitions) in 15 ms.
[2024-05-26 04:50:37] [INFO ] Added : 32 causal constraints over 7 iterations in 127 ms. Result :sat
Minimization took 34 ms.
[2024-05-26 04:50:37] [INFO ] [Real]Absence check using 45 positive place invariants in 17 ms returned sat
[2024-05-26 04:50:37] [INFO ] [Real]Absence check using 45 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-26 04:50:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2024-05-26 04:50:37] [INFO ] [Real]Absence check using state equation in 78 ms returned sat
[2024-05-26 04:50:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 04:50:37] [INFO ] [Nat]Absence check using 45 positive place invariants in 17 ms returned sat
[2024-05-26 04:50:37] [INFO ] [Nat]Absence check using 45 positive and 1 generalized place invariants in 10 ms returned sat
[2024-05-26 04:50:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2024-05-26 04:50:37] [INFO ] [Nat]Absence check using state equation in 81 ms returned sat
[2024-05-26 04:50:37] [INFO ] Computed and/alt/rep : 108/108/108 causal constraints (skipped 0 transitions) in 20 ms.
[2024-05-26 04:50:38] [INFO ] Added : 34 causal constraints over 7 iterations in 137 ms. Result :sat
Minimization took 42 ms.
[2024-05-26 04:50:38] [INFO ] [Real]Absence check using 45 positive place invariants in 11 ms returned sat
[2024-05-26 04:50:38] [INFO ] [Real]Absence check using 45 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-26 04:50:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2024-05-26 04:50:38] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2024-05-26 04:50:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 04:50:38] [INFO ] [Nat]Absence check using 45 positive place invariants in 12 ms returned sat
[2024-05-26 04:50:38] [INFO ] [Nat]Absence check using 45 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-26 04:50:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2024-05-26 04:50:38] [INFO ] [Nat]Absence check using state equation in 57 ms returned sat
[2024-05-26 04:50:38] [INFO ] Computed and/alt/rep : 108/108/108 causal constraints (skipped 0 transitions) in 11 ms.
[2024-05-26 04:50:38] [INFO ] Added : 34 causal constraints over 7 iterations in 102 ms. Result :sat
Minimization took 26 ms.
[2024-05-26 04:50:38] [INFO ] [Real]Absence check using 45 positive place invariants in 12 ms returned sat
[2024-05-26 04:50:38] [INFO ] [Real]Absence check using 45 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-26 04:50:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2024-05-26 04:50:38] [INFO ] [Real]Absence check using state equation in 58 ms returned sat
[2024-05-26 04:50:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 04:50:38] [INFO ] [Nat]Absence check using 45 positive place invariants in 9 ms returned sat
[2024-05-26 04:50:38] [INFO ] [Nat]Absence check using 45 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-26 04:50:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2024-05-26 04:50:38] [INFO ] [Nat]Absence check using state equation in 48 ms returned sat
[2024-05-26 04:50:38] [INFO ] Computed and/alt/rep : 108/108/108 causal constraints (skipped 0 transitions) in 12 ms.
[2024-05-26 04:50:38] [INFO ] Added : 35 causal constraints over 7 iterations in 96 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : [12, 12, 12, 12, 12, 12, 12] Max seen :[6, 6, 11, 8, 9, 10, 9]
FORMULA HypertorusGrid-PT-d2k3p2b04-UpperBounds-14 12 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA HypertorusGrid-PT-d2k3p2b04-UpperBounds-13 12 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA HypertorusGrid-PT-d2k3p2b04-UpperBounds-12 12 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA HypertorusGrid-PT-d2k3p2b04-UpperBounds-06 12 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA HypertorusGrid-PT-d2k3p2b04-UpperBounds-04 12 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA HypertorusGrid-PT-d2k3p2b04-UpperBounds-02 12 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA HypertorusGrid-PT-d2k3p2b04-UpperBounds-00 12 TECHNIQUES TOPOLOGICAL PARIKH_WALK
All properties solved without resorting to model-checking.
Total runtime 5618 ms.

BK_STOP 1716699040649

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="HypertorusGrid-PT-d2k3p2b04"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2023"
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 2-5568"
echo " Executing tool gold2023"
echo " Input is HypertorusGrid-PT-d2k3p2b04, 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 r219-smll-171649598100186"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HypertorusGrid-PT-d2k3p2b04.tgz
mv HypertorusGrid-PT-d2k3p2b04 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 ;