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.r136-tall-171631131800063.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)
...............
=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is DatabaseWithMutex-PT-10, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r136-tall-171631131800063
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.7M
-rw-r--r-- 1 mcc users 152K Apr 11 18:13 CTLCardinality.txt
-rw-r--r-- 1 mcc users 711K Apr 11 18:13 CTLCardinality.xml
-rw-r--r-- 1 mcc users 83K Apr 11 18:04 CTLFireability.txt
-rw-r--r-- 1 mcc users 433K Apr 11 18:04 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.7K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 48K Apr 22 14:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 165K Apr 22 14:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 38K Apr 22 14:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 148K Apr 22 14:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 174K Apr 11 18:28 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 808K Apr 11 18:28 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 176K Apr 11 18:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 887K Apr 11 18:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 9.7K Apr 22 14:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 23K Apr 22 14:39 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 840K 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 booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME DatabaseWithMutex-PT-10-ReachabilityFireability-2024-00
FORMULA_NAME DatabaseWithMutex-PT-10-ReachabilityFireability-2024-01
FORMULA_NAME DatabaseWithMutex-PT-10-ReachabilityFireability-2024-02
FORMULA_NAME DatabaseWithMutex-PT-10-ReachabilityFireability-2024-03
FORMULA_NAME DatabaseWithMutex-PT-10-ReachabilityFireability-2024-04
FORMULA_NAME DatabaseWithMutex-PT-10-ReachabilityFireability-2024-05
FORMULA_NAME DatabaseWithMutex-PT-10-ReachabilityFireability-2024-06
FORMULA_NAME DatabaseWithMutex-PT-10-ReachabilityFireability-2024-07
FORMULA_NAME DatabaseWithMutex-PT-10-ReachabilityFireability-2024-08
FORMULA_NAME DatabaseWithMutex-PT-10-ReachabilityFireability-2024-09
FORMULA_NAME DatabaseWithMutex-PT-10-ReachabilityFireability-2024-10
FORMULA_NAME DatabaseWithMutex-PT-10-ReachabilityFireability-2024-11
FORMULA_NAME DatabaseWithMutex-PT-10-ReachabilityFireability-2024-12
FORMULA_NAME DatabaseWithMutex-PT-10-ReachabilityFireability-2024-13
FORMULA_NAME DatabaseWithMutex-PT-10-ReachabilityFireability-2024-14
FORMULA_NAME DatabaseWithMutex-PT-10-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1716332264088

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DatabaseWithMutex-PT-10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202405141337
[2024-05-21 22:57:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-21 22:57:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 22:57:45] [INFO ] Load time of PNML (sax parser for PT used): 134 ms
[2024-05-21 22:57:45] [INFO ] Transformed 830 places.
[2024-05-21 22:57:45] [INFO ] Transformed 800 transitions.
[2024-05-21 22:57:45] [INFO ] Found NUPN structural information;
[2024-05-21 22:57:45] [INFO ] Parsed PT model containing 830 places and 800 transitions and 3800 arcs in 246 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 40 ms.
Working with output stream class java.io.PrintStream
[2024-05-21 22:57:45] [INFO ] Reduced 90 identical enabling conditions.
[2024-05-21 22:57:45] [INFO ] Reduced 90 identical enabling conditions.
[2024-05-21 22:57:45] [INFO ] Reduced 90 identical enabling conditions.
FORMULA DatabaseWithMutex-PT-10-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8 resets) in 2128 ms. (18 steps per ms) remains 3/15 properties
FORMULA DatabaseWithMutex-PT-10-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-10-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-10-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-10-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-10-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-10-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-10-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-10-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-10-ReachabilityFireability-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-10-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-10-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DatabaseWithMutex-PT-10-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2024-05-21 22:57:46] [INFO ] Flatten gal took : 243 ms
BEST_FIRST walk for 40004 steps (8 resets) in 371 ms. (107 steps per ms) remains 3/3 properties
[2024-05-21 22:57:46] [INFO ] Flatten gal took : 111 ms
[2024-05-21 22:57:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6910503587001099755.gal : 81 ms
BEST_FIRST walk for 40004 steps (8 resets) in 474 ms. (84 steps per ms) remains 3/3 properties
[2024-05-21 22:57:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1638757928447018946.prop : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6910503587001099755.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1638757928447018946.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 219 ms. (181 steps per ms) remains 2/3 properties
FORMULA DatabaseWithMutex-PT-10-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
// Phase 1: matrix 800 rows 830 cols
Loading property file /tmp/ReachabilityCardinality1638757928447018946.prop.
[2024-05-21 22:57:46] [INFO ] Computed 130 invariants in 57 ms
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :8 after 9
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :9 after 11
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :11 after 25
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 38/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/38 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :25 after 154
At refinement iteration 2 (OVERLAPS) 88/126 variables, 6/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/126 variables, 88/132 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/126 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 29/155 variables, 3/135 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/155 variables, 29/164 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/155 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem DatabaseWithMutex-PT-10-ReachabilityFireability-2024-11 is UNSAT
FORMULA DatabaseWithMutex-PT-10-ReachabilityFireability-2024-11 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 8 (OVERLAPS) 583/738 variables, 93/257 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/738 variables, 583/840 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/738 variables, 0/840 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 26/764 variables, 10/850 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/764 variables, 26/876 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/764 variables, 0/876 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 66/830 variables, 18/894 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/830 variables, 66/960 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/830 variables, 0/960 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 800/1630 variables, 830/1790 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1630 variables, 0/1790 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1630 variables, 0/1790 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1630/1630 variables, and 1790 constraints, problems are : Problem set: 1 solved, 1 unsolved in 947 ms.
Refiners :[Domain max(s): 830/830 constraints, Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 111/111 constraints, State Equation: 830/830 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 26/26 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 0/26 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 73/99 variables, 5/31 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/99 variables, 73/104 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/99 variables, 0/104 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 45/144 variables, 4/108 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/144 variables, 45/153 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/144 variables, 0/153 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 594/738 variables, 93/246 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/738 variables, 594/840 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/738 variables, 0/840 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 26/764 variables, 10/850 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/764 variables, 26/876 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/764 variables, 0/876 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 66/830 variables, 18/894 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/830 variables, 66/960 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/830 variables, 0/960 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :154 after 1102
At refinement iteration 17 (OVERLAPS) 800/1630 variables, 830/1790 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1630 variables, 1/1791 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1630 variables, 0/1791 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1630 variables, 0/1791 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1630/1630 variables, and 1791 constraints, problems are : Problem set: 1 solved, 1 unsolved in 857 ms.
Refiners :[Domain max(s): 830/830 constraints, Positive P Invariants (semi-flows): 19/19 constraints, Generalized P Invariants (flows): 111/111 constraints, State Equation: 830/830 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 1960ms problems are : Problem set: 1 solved, 1 unsolved
Finished Parikh walk after 539 steps, including 2 resets, run visited all 1 properties in 23 ms. (steps per millisecond=23 )
FORMULA DatabaseWithMutex-PT-10-ReachabilityFireability-2024-14 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 34 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 3484 ms.

BK_STOP 1716332268835

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -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="DatabaseWithMutex-PT-10"
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"
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 itstools"
echo " Input is DatabaseWithMutex-PT-10, 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 r136-tall-171631131800063"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DatabaseWithMutex-PT-10.tgz
mv DatabaseWithMutex-PT-10 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 ;