fond
Model Checking Contest 2020
10th edition, Paris, France, June 23, 2020
Execution of r006-smll-158897516100448
Last Updated
Jun 28, 2020

About the Execution of ITS-Tools for AutoFlight-PT-05b

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15747.960 18358.00 32775.00 298.30 TTTTFTTTTTTTFTFF normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2020-input.r006-smll-158897516100448.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2020-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
......................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is AutoFlight-PT-05b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r006-smll-158897516100448
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 288K
-rw-r--r-- 1 mcc users 3.3K Mar 25 23:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K Mar 25 23:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 25 18:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 25 18:28 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.2K Apr 8 14:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Apr 8 14:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Mar 25 15:00 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Mar 25 15:00 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 25 10:43 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 12K Mar 25 10:43 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 25 17:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 25 17:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 113K 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 AutoFlight-PT-05b-ReachabilityFireability-00
FORMULA_NAME AutoFlight-PT-05b-ReachabilityFireability-01
FORMULA_NAME AutoFlight-PT-05b-ReachabilityFireability-02
FORMULA_NAME AutoFlight-PT-05b-ReachabilityFireability-03
FORMULA_NAME AutoFlight-PT-05b-ReachabilityFireability-04
FORMULA_NAME AutoFlight-PT-05b-ReachabilityFireability-05
FORMULA_NAME AutoFlight-PT-05b-ReachabilityFireability-06
FORMULA_NAME AutoFlight-PT-05b-ReachabilityFireability-07
FORMULA_NAME AutoFlight-PT-05b-ReachabilityFireability-08
FORMULA_NAME AutoFlight-PT-05b-ReachabilityFireability-09
FORMULA_NAME AutoFlight-PT-05b-ReachabilityFireability-10
FORMULA_NAME AutoFlight-PT-05b-ReachabilityFireability-11
FORMULA_NAME AutoFlight-PT-05b-ReachabilityFireability-12
FORMULA_NAME AutoFlight-PT-05b-ReachabilityFireability-13
FORMULA_NAME AutoFlight-PT-05b-ReachabilityFireability-14
FORMULA_NAME AutoFlight-PT-05b-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1589555376454

[2020-05-15 15:09:39] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -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]
[2020-05-15 15:09:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-05-15 15:09:39] [INFO ] Load time of PNML (sax parser for PT used): 154 ms
[2020-05-15 15:09:39] [INFO ] Transformed 482 places.
[2020-05-15 15:09:39] [INFO ] Transformed 480 transitions.
[2020-05-15 15:09:39] [INFO ] Found NUPN structural information;
[2020-05-15 15:09:39] [INFO ] Parsed PT model containing 482 places and 480 transitions in 244 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 47 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 40 resets, run finished after 121 ms. (steps per millisecond=82 ) properties seen :[1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 0, 0]
FORMULA AutoFlight-PT-05b-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-05b-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-05b-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-05b-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-05b-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-05b-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-05b-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-05b-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-05b-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-05b-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-05b-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 54 ms. (steps per millisecond=185 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 28 ms. (steps per millisecond=357 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 3 resets, run finished after 56 ms. (steps per millisecond=178 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 19 ms. (steps per millisecond=526 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 26 ms. (steps per millisecond=384 ) properties seen :[0, 0, 0, 0, 1]
FORMULA AutoFlight-PT-05b-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
// Phase 1: matrix 480 rows 482 cols
[2020-05-15 15:09:39] [INFO ] Computed 34 place invariants in 21 ms
[2020-05-15 15:09:40] [INFO ] [Real]Absence check using 33 positive place invariants in 39 ms returned unsat
[2020-05-15 15:09:40] [INFO ] [Real]Absence check using 33 positive place invariants in 63 ms returned sat
[2020-05-15 15:09:40] [INFO ] [Real]Absence check using 33 positive and 1 generalized place invariants in 4 ms returned sat
[2020-05-15 15:09:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-15 15:09:41] [INFO ] [Real]Absence check using state equation in 707 ms returned sat
[2020-05-15 15:09:41] [INFO ] Deduced a trap composed of 41 places in 286 ms
[2020-05-15 15:09:41] [INFO ] Deduced a trap composed of 47 places in 208 ms
[2020-05-15 15:09:42] [INFO ] Deduced a trap composed of 79 places in 182 ms
[2020-05-15 15:09:42] [INFO ] Deduced a trap composed of 43 places in 198 ms
[2020-05-15 15:09:42] [INFO ] Deduced a trap composed of 43 places in 253 ms
[2020-05-15 15:09:42] [INFO ] Deduced a trap composed of 67 places in 248 ms
[2020-05-15 15:09:43] [INFO ] Deduced a trap composed of 76 places in 262 ms
[2020-05-15 15:09:43] [INFO ] Deduced a trap composed of 73 places in 282 ms
[2020-05-15 15:09:43] [INFO ] Deduced a trap composed of 75 places in 254 ms
[2020-05-15 15:09:44] [INFO ] Deduced a trap composed of 73 places in 241 ms
[2020-05-15 15:09:44] [INFO ] Deduced a trap composed of 79 places in 253 ms
[2020-05-15 15:09:44] [INFO ] Deduced a trap composed of 74 places in 216 ms
[2020-05-15 15:09:44] [INFO ] Deduced a trap composed of 88 places in 184 ms
[2020-05-15 15:09:44] [INFO ] Deduced a trap composed of 75 places in 144 ms
[2020-05-15 15:09:45] [INFO ] Deduced a trap composed of 80 places in 133 ms
[2020-05-15 15:09:45] [INFO ] Deduced a trap composed of 39 places in 114 ms
[2020-05-15 15:09:45] [INFO ] Deduced a trap composed of 8 places in 350 ms
[2020-05-15 15:09:45] [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 (> (+ s0 s1 s2 s307 s478 s479 s480 s481) 0)") while checking expression at index 1
[2020-05-15 15:09:45] [INFO ] [Real]Absence check using 33 positive place invariants in 48 ms returned sat
[2020-05-15 15:09:45] [INFO ] [Real]Absence check using 33 positive and 1 generalized place invariants in 6 ms returned sat
[2020-05-15 15:09:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-15 15:09:46] [INFO ] [Real]Absence check using state equation in 752 ms returned sat
[2020-05-15 15:09:46] [INFO ] Deduced a trap composed of 19 places in 243 ms
[2020-05-15 15:09:47] [INFO ] Deduced a trap composed of 21 places in 228 ms
[2020-05-15 15:09:47] [INFO ] Deduced a trap composed of 21 places in 175 ms
[2020-05-15 15:09:47] [INFO ] Deduced a trap composed of 31 places in 162 ms
[2020-05-15 15:09:47] [INFO ] Deduced a trap composed of 29 places in 150 ms
[2020-05-15 15:09:47] [INFO ] Deduced a trap composed of 51 places in 131 ms
[2020-05-15 15:09:48] [INFO ] Deduced a trap composed of 43 places in 190 ms
[2020-05-15 15:09:48] [INFO ] Deduced a trap composed of 24 places in 141 ms
[2020-05-15 15:09:48] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1661 ms
[2020-05-15 15:09:48] [INFO ] Solution in real domain found non-integer solution.
[2020-05-15 15:09:48] [INFO ] [Nat]Absence check using 33 positive place invariants in 184 ms returned sat
[2020-05-15 15:09:48] [INFO ] [Nat]Absence check using 33 positive and 1 generalized place invariants in 12 ms returned sat
[2020-05-15 15:09:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-05-15 15:09:49] [INFO ] [Nat]Absence check using state equation in 895 ms returned sat
[2020-05-15 15:09:49] [INFO ] Deduced a trap composed of 19 places in 244 ms
[2020-05-15 15:09:49] [INFO ] Deduced a trap composed of 21 places in 141 ms
[2020-05-15 15:09:50] [INFO ] Deduced a trap composed of 21 places in 176 ms
[2020-05-15 15:09:50] [INFO ] Deduced a trap composed of 29 places in 182 ms
[2020-05-15 15:09:50] [INFO ] Deduced a trap composed of 22 places in 175 ms
[2020-05-15 15:09:50] [INFO ] Deduced a trap composed of 51 places in 143 ms
[2020-05-15 15:09:50] [INFO ] Deduced a trap composed of 43 places in 138 ms
[2020-05-15 15:09:51] [INFO ] Deduced a trap composed of 24 places in 130 ms
[2020-05-15 15:09:51] [INFO ] Deduced a trap composed of 30 places in 127 ms
[2020-05-15 15:09:51] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 1835 ms
[2020-05-15 15:09:51] [INFO ] Computed and/alt/rep : 479/644/479 causal constraints in 67 ms.
[2020-05-15 15:09:53] [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 (=> (> t239 0) (and (> t238 0) (< o238 o239)))") while checking expression at index 2
[2020-05-15 15:09:53] [INFO ] [Real]Absence check using 33 positive place invariants in 26 ms returned unsat
FORMULA AutoFlight-PT-05b-ReachabilityFireability-14 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA AutoFlight-PT-05b-ReachabilityFireability-03 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 7 out of 482 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 482/482 places, 480/480 transitions.
Performed 184 Post agglomeration using F-continuation condition.Transition count delta: 184
Iterating post reduction 0 with 184 rules applied. Total rules applied 184 place count 482 transition count 296
Reduce places removed 184 places and 0 transitions.
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Iterating post reduction 1 with 219 rules applied. Total rules applied 403 place count 298 transition count 261
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 413 place count 288 transition count 261
Performed 65 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 65 Pre rules applied. Total rules applied 413 place count 288 transition count 196
Deduced a syphon composed of 65 places in 3 ms
Reduce places removed 65 places and 0 transitions.
Iterating global reduction 3 with 130 rules applied. Total rules applied 543 place count 223 transition count 196
Symmetric choice reduction at 3 with 49 rule applications. Total rules 592 place count 223 transition count 196
Deduced a syphon composed of 49 places in 4 ms
Reduce places removed 49 places and 49 transitions.
Iterating global reduction 3 with 98 rules applied. Total rules applied 690 place count 174 transition count 147
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 14 Pre rules applied. Total rules applied 690 place count 174 transition count 133
Deduced a syphon composed of 14 places in 2 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 718 place count 160 transition count 133
Performed 39 Post agglomeration using F-continuation condition.Transition count delta: 39
Deduced a syphon composed of 39 places in 0 ms
Reduce places removed 39 places and 0 transitions.
Iterating global reduction 3 with 78 rules applied. Total rules applied 796 place count 121 transition count 94
Free-agglomeration rule applied 18 times.
Iterating global reduction 3 with 18 rules applied. Total rules applied 814 place count 121 transition count 76
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 3 with 18 rules applied. Total rules applied 832 place count 103 transition count 76
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 833 place count 102 transition count 75
Reduce places removed 21 places and 0 transitions.
Performed 22 Post agglomeration using F-continuation condition.Transition count delta: 22
Iterating post reduction 4 with 43 rules applied. Total rules applied 876 place count 81 transition count 53
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 5 with 22 rules applied. Total rules applied 898 place count 59 transition count 53
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 16 Pre rules applied. Total rules applied 898 place count 59 transition count 37
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 6 with 32 rules applied. Total rules applied 930 place count 43 transition count 37
Applied a total of 930 rules in 179 ms. Remains 43 /482 variables (removed 439) and now considering 37/480 (removed 443) transitions.
Finished structural reductions, in 1 iterations. Remains : 43/482 places, 37/480 transitions.
Finished random walk after 42 steps, including 1 resets, run visited all 2 properties in 2 ms. (steps per millisecond=21 )
FORMULA AutoFlight-PT-05b-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-05b-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
All properties solved without resorting to model-checking.

BK_STOP 1589555394812

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

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution ReachabilityFireability -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 ReachabilityFireability -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="AutoFlight-PT-05b"
export BK_EXAMINATION="ReachabilityFireability"
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 AutoFlight-PT-05b, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r006-smll-158897516100448"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-05b.tgz
mv AutoFlight-PT-05b execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;