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.r178-tajo-158987882900801.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)
..................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is DoubleExponent-PT-200, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r178-tajo-158987882900801
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.6M
-rw-r--r-- 1 mcc users 3.1K Mar 31 07:42 CTLCardinality.txt
-rw-r--r-- 1 mcc users 16K Mar 31 07:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 30 00:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 13K Mar 30 00:28 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.8K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.2K Apr 8 14:52 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Apr 8 14:52 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Mar 28 14:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Mar 28 14:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 27 07:46 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 13K Mar 27 07:46 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 28 14:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 28 14:50 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 3.5M 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 DoubleExponent-PT-200-00
FORMULA_NAME DoubleExponent-PT-200-01
FORMULA_NAME DoubleExponent-PT-200-02
FORMULA_NAME DoubleExponent-PT-200-03
FORMULA_NAME DoubleExponent-PT-200-04
FORMULA_NAME DoubleExponent-PT-200-05
FORMULA_NAME DoubleExponent-PT-200-06
FORMULA_NAME DoubleExponent-PT-200-07
FORMULA_NAME DoubleExponent-PT-200-08
FORMULA_NAME DoubleExponent-PT-200-09
FORMULA_NAME DoubleExponent-PT-200-10
FORMULA_NAME DoubleExponent-PT-200-11
FORMULA_NAME DoubleExponent-PT-200-12
FORMULA_NAME DoubleExponent-PT-200-13
FORMULA_NAME DoubleExponent-PT-200-14
FORMULA_NAME DoubleExponent-PT-200-15

=== Now, execution of the tool begins

BK_START 1591242989932

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 03:56:31] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2020-06-04 03:56:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 03:56:32] [INFO ] Load time of PNML (sax parser for PT used): 326 ms
[2020-06-04 03:56:32] [INFO ] Transformed 10604 places.
[2020-06-04 03:56:32] [INFO ] Transformed 9998 transitions.
[2020-06-04 03:56:32] [INFO ] Parsed PT model containing 10604 places and 9998 transitions in 435 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 4509 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 100000 steps, including 3325 resets, run finished after 1624 ms. (steps per millisecond=61 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 9998 rows 10604 cols
[2020-06-04 03:56:39] [INFO ] Invariants computation overflowed in 677 ms
[2020-06-04 03:56:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 03:56:59] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:56:59] [INFO ] [Real]Absence check using state equation in 18915 ms returned (error "Failed to check-sat")
[2020-06-04 03:56:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 03:57:19] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:57:19] [INFO ] [Real]Absence check using state equation in 19232 ms returned (error "Failed to check-sat")
[2020-06-04 03:57:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 03:57:39] [INFO ] [Real]Absence check using state equation in 19231 ms returned (error "Solver has unexpectedly terminated")
[2020-06-04 03:57:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 03:57:59] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:57:59] [INFO ] [Real]Absence check using state equation in 19227 ms returned unknown
[2020-06-04 03:57:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 03:58:19] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:58:19] [INFO ] [Real]Absence check using state equation in 19258 ms returned (error "Failed to check-sat")
[2020-06-04 03:58:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 03:58:39] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:58:39] [INFO ] [Real]Absence check using state equation in 19178 ms returned unknown
[2020-06-04 03:58:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 03:58:59] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:58:59] [INFO ] [Real]Absence check using state equation in 19217 ms returned unknown
[2020-06-04 03:58:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 03:59:19] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:59:19] [INFO ] [Real]Absence check using state equation in 19214 ms returned (error "Failed to check-sat")
[2020-06-04 03:59:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 03:59:39] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:59:39] [INFO ] [Real]Absence check using state equation in 19097 ms returned (error "Failed to check-sat")
[2020-06-04 03:59:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 03:59:59] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:59:59] [INFO ] [Real]Absence check using state equation in 19234 ms returned (error "Failed to check-sat")
[2020-06-04 04:00:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:00:19] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:00:19] [INFO ] [Real]Absence check using state equation in 19167 ms returned (error "Failed to check-sat")
[2020-06-04 04:00:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:00:39] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:00:39] [INFO ] [Real]Absence check using state equation in 19253 ms returned unknown
[2020-06-04 04:00:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:00:59] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:00:59] [INFO ] [Real]Absence check using state equation in 19218 ms returned (error "Failed to check-sat")
[2020-06-04 04:01:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:01:19] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:01:19] [INFO ] [Real]Absence check using state equation in 19188 ms returned unknown
[2020-06-04 04:01:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:01:39] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:01:39] [INFO ] [Real]Absence check using state equation in 19200 ms returned (error "Failed to check-sat")
[2020-06-04 04:01:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:01:59] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:01:59] [INFO ] [Real]Absence check using state equation in 19162 ms returned (error "Failed to check-sat")
[2020-06-04 04:02:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:02:19] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:02:19] [INFO ] [Real]Absence check using state equation in 19230 ms returned unknown
[2020-06-04 04:02:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:02:39] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:02:39] [INFO ] [Real]Absence check using state equation in 19080 ms returned (error "Failed to check-sat")
[2020-06-04 04:02:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:02:59] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:02:59] [INFO ] [Real]Absence check using state equation in 19184 ms returned (error "Failed to check-sat")
[2020-06-04 04:03:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:03:19] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:03:19] [INFO ] [Real]Absence check using state equation in 19082 ms returned unknown
[2020-06-04 04:03:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:03:39] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:03:39] [INFO ] [Real]Absence check using state equation in 19194 ms returned unknown
[2020-06-04 04:03:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:03:59] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:03:59] [INFO ] [Real]Absence check using state equation in 19227 ms returned (error "Failed to check-sat")
[2020-06-04 04:04:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:04:01] [INFO ] [Real]Absence check using state equation in 823 ms returned unsat
[2020-06-04 04:04:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:04:21] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:04:21] [INFO ] [Real]Absence check using state equation in 19140 ms returned (error "Failed to check-sat")
[2020-06-04 04:04:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:04:22] [INFO ] [Real]Absence check using state equation in 704 ms returned unsat
[2020-06-04 04:04:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:04:42] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:04:42] [INFO ] [Real]Absence check using state equation in 19238 ms returned (error "Failed to check-sat")
[2020-06-04 04:04:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:05:02] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:05:02] [INFO ] [Real]Absence check using state equation in 19069 ms returned unknown
[2020-06-04 04:05:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:05:22] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:05:22] [INFO ] [Real]Absence check using state equation in 19217 ms returned unknown
[2020-06-04 04:05:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:05:42] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:05:42] [INFO ] [Real]Absence check using state equation in 19168 ms returned (error "Failed to check-sat")
[2020-06-04 04:05:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:06:02] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:06:02] [INFO ] [Real]Absence check using state equation in 19225 ms returned unknown
[2020-06-04 04:06:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:06:22] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:06:22] [INFO ] [Real]Absence check using state equation in 19099 ms returned unknown
[2020-06-04 04:06:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:06:42] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:06:42] [INFO ] [Real]Absence check using state equation in 19120 ms returned (error "Failed to check-sat")
[2020-06-04 04:06:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:07:02] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:07:02] [INFO ] [Real]Absence check using state equation in 19095 ms returned (error "Failed to check-sat")
[2020-06-04 04:07:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:07:22] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:07:22] [INFO ] [Real]Absence check using state equation in 19214 ms returned (error "Failed to check-sat")
[2020-06-04 04:07:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:07:42] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:07:42] [INFO ] [Real]Absence check using state equation in 19165 ms returned (error "Failed to check-sat")
[2020-06-04 04:07:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:08:02] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:08:02] [INFO ] [Real]Absence check using state equation in 19148 ms returned unknown
[2020-06-04 04:08:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:08:22] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:08:22] [INFO ] [Real]Absence check using state equation in 19228 ms returned (error "Failed to check-sat")
[2020-06-04 04:08:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:08:42] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:08:42] [INFO ] [Real]Absence check using state equation in 19104 ms returned (error "Failed to check-sat")
[2020-06-04 04:08:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:09:02] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:09:02] [INFO ] [Real]Absence check using state equation in 19227 ms returned unknown
Successfully simplified 2 atomic propositions for a total of 2 simplifications.
[2020-06-04 04:09:03] [INFO ] Initial state reduction rules for CTL removed 4 formulas.
[2020-06-04 04:09:03] [INFO ] Flatten gal took : 561 ms
FORMULA DoubleExponent-PT-200-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleExponent-PT-200-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleExponent-PT-200-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleExponent-PT-200-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2020-06-04 04:09:04] [INFO ] Flatten gal took : 298 ms
[2020-06-04 04:09:04] [INFO ] Export to MCC properties in file /home/mcc/execution/LTLCardinality.sr.xml took 7 ms.
[2020-06-04 04:09:04] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 105 ms.
info: Time: 3600 - MCC
vrfy: Checking LTLCardinality @ DoubleExponent-PT-200 @ 3570 seconds

FORMULA DoubleExponent-PT-200-06 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA DoubleExponent-PT-200-09 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA DoubleExponent-PT-200-12 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA DoubleExponent-PT-200-07 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA DoubleExponent-PT-200-13 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA DoubleExponent-PT-200-14 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA DoubleExponent-PT-200-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA DoubleExponent-PT-200-05 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427456 kB
MemFree: 14494880 kB
After kill :
MemTotal: 16427456 kB
MemFree: 16133884 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="DoubleExponent-PT-200"
export BK_EXAMINATION="LTLCardinality"
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 DoubleExponent-PT-200, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r178-tajo-158987882900801"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DoubleExponent-PT-200.tgz
mv DoubleExponent-PT-200 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;