fond
Model Checking Contest 2024
14th edition, Geneva, Switzerland, June 25, 2024
Execution of r180-tall-171640603700583
Last Updated
July 7, 2024

About the Execution of ITS-Tools for GPUForwardProgress-PT-32a

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
296.796 4454.00 12093.00 86.60 FFTFFFTTTFFTTTTF normal

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.r180-tall-171640603700583.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 GPUForwardProgress-PT-32a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r180-tall-171640603700583
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 544K
-rw-r--r-- 1 mcc users 6.7K 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 5.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Apr 22 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 22 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 22 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 11 23:41 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 138K Apr 11 23:41 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 11 23:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 109K Apr 11 23:32 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 50K 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 GPUForwardProgress-PT-32a-ReachabilityFireability-2024-00
FORMULA_NAME GPUForwardProgress-PT-32a-ReachabilityFireability-2024-01
FORMULA_NAME GPUForwardProgress-PT-32a-ReachabilityFireability-2024-02
FORMULA_NAME GPUForwardProgress-PT-32a-ReachabilityFireability-2024-03
FORMULA_NAME GPUForwardProgress-PT-32a-ReachabilityFireability-2024-04
FORMULA_NAME GPUForwardProgress-PT-32a-ReachabilityFireability-2024-05
FORMULA_NAME GPUForwardProgress-PT-32a-ReachabilityFireability-2024-06
FORMULA_NAME GPUForwardProgress-PT-32a-ReachabilityFireability-2024-07
FORMULA_NAME GPUForwardProgress-PT-32a-ReachabilityFireability-2024-08
FORMULA_NAME GPUForwardProgress-PT-32a-ReachabilityFireability-2024-09
FORMULA_NAME GPUForwardProgress-PT-32a-ReachabilityFireability-2024-10
FORMULA_NAME GPUForwardProgress-PT-32a-ReachabilityFireability-2024-11
FORMULA_NAME GPUForwardProgress-PT-32a-ReachabilityFireability-2024-12
FORMULA_NAME GPUForwardProgress-PT-32a-ReachabilityFireability-2024-13
FORMULA_NAME GPUForwardProgress-PT-32a-ReachabilityFireability-2024-14
FORMULA_NAME GPUForwardProgress-PT-32a-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1716512162175

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=GPUForwardProgress-PT-32a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202405141337
[2024-05-24 00:56:03] [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]
[2024-05-24 00:56:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-24 00:56:03] [INFO ] Load time of PNML (sax parser for PT used): 71 ms
[2024-05-24 00:56:03] [INFO ] Transformed 136 places.
[2024-05-24 00:56:03] [INFO ] Transformed 169 transitions.
[2024-05-24 00:56:03] [INFO ] Found NUPN structural information;
[2024-05-24 00:56:03] [INFO ] Parsed PT model containing 136 places and 169 transitions and 661 arcs in 207 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 20 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
Ensure Unique test removed 34 transitions
Reduce redundant transitions removed 34 transitions.
FORMULA GPUForwardProgress-PT-32a-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-32a-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-32a-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-32a-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-32a-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-32a-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-24 00:56:04] [INFO ] Flatten gal took : 130 ms
[2024-05-24 00:56:04] [INFO ] Flatten gal took : 42 ms
RANDOM walk for 40000 steps (74 resets) in 2351 ms. (17 steps per ms) remains 5/10 properties
FORMULA GPUForwardProgress-PT-32a-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA GPUForwardProgress-PT-32a-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA GPUForwardProgress-PT-32a-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA GPUForwardProgress-PT-32a-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA GPUForwardProgress-PT-32a-ReachabilityFireability-2024-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 367 ms. (108 steps per ms) remains 4/5 properties
FORMULA GPUForwardProgress-PT-32a-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2024-05-24 00:56:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12618911766268871619.gal : 25 ms
BEST_FIRST walk for 40004 steps (8 resets) in 290 ms. (137 steps per ms) remains 4/4 properties
[2024-05-24 00:56:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7836907954388506692.prop : 33 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/ReachabilityCardinality12618911766268871619.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7836907954388506692.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (8 resets) in 312 ms. (127 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 130 ms. (305 steps per ms) remains 3/4 properties
FORMULA GPUForwardProgress-PT-32a-ReachabilityFireability-2024-04 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 ...329
Loading property file /tmp/ReachabilityCardinality7836907954388506692.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :34 after 36
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :36 after 41
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :41 after 50
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :50 after 67
BEST_FIRST walk for 40004 steps (8 resets) in 527 ms. (75 steps per ms) remains 3/3 properties
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :1781 after 2309
// Phase 1: matrix 135 rows 136 cols
[2024-05-24 00:56:05] [INFO ] Computed 34 invariants in 13 ms
[2024-05-24 00:56:05] [INFO ] State equation strengthened by 33 read => feed constraints.
Invariant property GPUForwardProgress-PT-32a-ReachabilityFireability-2024-04 does not hold.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 84/134 variables, 33/83 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/134 variables, 84/167 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/134 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 1/135 variables, 1/168 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/135 variables, 1/169 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/135 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 3 unsolved
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :45989 after 53460
At refinement iteration 8 (OVERLAPS) 134/269 variables, 135/304 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/269 variables, 32/336 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/269 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem GPUForwardProgress-PT-32a-ReachabilityFireability-2024-05 is UNSAT
FORMULA GPUForwardProgress-PT-32a-ReachabilityFireability-2024-05 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 11 (OVERLAPS) 1/270 variables, 1/337 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/270 variables, 1/338 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/270 variables, 0/338 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 1/271 variables, 1/339 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/271 variables, 0/339 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/271 variables, 0/339 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 271/271 variables, and 339 constraints, problems are : Problem set: 1 solved, 2 unsolved in 571 ms.
Refiners :[Domain max(s): 136/136 constraints, Generalized P Invariants (flows): 34/34 constraints, State Equation: 136/136 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 28/28 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/28 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 106/134 variables, 33/61 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/134 variables, 106/167 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/134 variables, 0/167 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 1/135 variables, 1/168 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/135 variables, 1/169 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/135 variables, 0/169 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 134/269 variables, 135/304 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/269 variables, 32/336 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/269 variables, 2/338 constraints. Problems are: Problem set: 1 solved, 2 unsolved
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :53460 after 53957
At refinement iteration 11 (INCLUDED_ONLY) 0/269 variables, 0/338 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 1/270 variables, 1/339 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/270 variables, 1/340 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/270 variables, 0/340 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 1/271 variables, 1/341 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/271 variables, 0/341 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/271 variables, 0/341 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 271/271 variables, and 341 constraints, problems are : Problem set: 1 solved, 2 unsolved in 559 ms.
Refiners :[Domain max(s): 136/136 constraints, Generalized P Invariants (flows): 34/34 constraints, State Equation: 136/136 constraints, ReadFeed: 33/33 constraints, PredecessorRefiner: 2/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 1391ms problems are : Problem set: 1 solved, 2 unsolved
Finished Parikh walk after 161 steps, including 0 resets, run visited all 2 properties in 3 ms. (steps per millisecond=53 )
FORMULA GPUForwardProgress-PT-32a-ReachabilityFireability-2024-03 FALSE TECHNIQUES PARIKH_WALK
FORMULA GPUForwardProgress-PT-32a-ReachabilityFireability-2024-02 TRUE TECHNIQUES PARIKH_WALK
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 2 properties in 25 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 3237 ms.

BK_STOP 1716512166629

--------------------
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="GPUForwardProgress-PT-32a"
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 GPUForwardProgress-PT-32a, 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 r180-tall-171640603700583"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-32a.tgz
mv GPUForwardProgress-PT-32a 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 ;