Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r240-tall-174915589200095.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is Szymanski-PT-a04, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915589200095
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 568K
-rw-r--r-- 1 mcc users 6.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 137K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 101K May 29 14:33 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Szymanski-PT-a04-ReachabilityFireability-2025-00
FORMULA_NAME Szymanski-PT-a04-ReachabilityFireability-2025-01
FORMULA_NAME Szymanski-PT-a04-ReachabilityFireability-2025-02
FORMULA_NAME Szymanski-PT-a04-ReachabilityFireability-2025-03
FORMULA_NAME Szymanski-PT-a04-ReachabilityFireability-2025-04
FORMULA_NAME Szymanski-PT-a04-ReachabilityFireability-2025-05
FORMULA_NAME Szymanski-PT-a04-ReachabilityFireability-2025-06
FORMULA_NAME Szymanski-PT-a04-ReachabilityFireability-2025-07
FORMULA_NAME Szymanski-PT-a04-ReachabilityFireability-2025-08
FORMULA_NAME Szymanski-PT-a04-ReachabilityFireability-2025-09
FORMULA_NAME Szymanski-PT-a04-ReachabilityFireability-2025-10
FORMULA_NAME Szymanski-PT-a04-ReachabilityFireability-2025-11
FORMULA_NAME Szymanski-PT-a04-ReachabilityFireability-2025-12
FORMULA_NAME Szymanski-PT-a04-ReachabilityFireability-2025-13
FORMULA_NAME Szymanski-PT-a04-ReachabilityFireability-2025-14
FORMULA_NAME Szymanski-PT-a04-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1749169876315

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Szymanski-PT-a04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-06 00:31:17] [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]
[2025-06-06 00:31:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 00:31:17] [INFO ] Load time of PNML (sax parser for PT used): 96 ms
[2025-06-06 00:31:17] [INFO ] Transformed 61 places.
[2025-06-06 00:31:17] [INFO ] Transformed 224 transitions.
[2025-06-06 00:31:17] [INFO ] Parsed PT model containing 61 places and 224 transitions and 900 arcs in 216 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 8 transitions.
FORMULA Szymanski-PT-a04-ReachabilityFireability-2025-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (73 resets) in 1303 ms. (30 steps per ms) remains 13/15 properties
FORMULA Szymanski-PT-a04-ReachabilityFireability-2025-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Szymanski-PT-a04-ReachabilityFireability-2025-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-06-06 00:31:18] [INFO ] Flatten gal took : 101 ms
BEST_FIRST walk for 40004 steps (8 resets) in 440 ms. (90 steps per ms) remains 13/13 properties
[2025-06-06 00:31:18] [INFO ] Flatten gal took : 28 ms
[2025-06-06 00:31:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6714888943947408460.gal : 49 ms
[2025-06-06 00:31:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12672513212687211015.prop : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6714888943947408460.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12672513212687211015.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40004 steps (25 resets) in 798 ms. (50 steps per ms) remains 13/13 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality12672513212687211015.prop.
SDD proceeding with computation,13 properties remain. new max is 4
SDD size :1 after 13
SDD proceeding with computation,13 properties remain. new max is 8
SDD size :13 after 75
SDD proceeding with computation,13 properties remain. new max is 16
SDD size :75 after 634
SDD proceeding with computation,13 properties remain. new max is 32
SDD size :634 after 3361
SDD proceeding with computation,13 properties remain. new max is 64
SDD size :3361 after 8787
BEST_FIRST walk for 40004 steps (8 resets) in 355 ms. (112 steps per ms) remains 13/13 properties
SDD proceeding with computation,13 properties remain. new max is 128
SDD size :8787 after 14468
BEST_FIRST walk for 40004 steps (8 resets) in 257 ms. (155 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (22 resets) in 385 ms. (103 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1030 ms. (38 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 244 ms. (163 steps per ms) remains 13/13 properties
SDD proceeding with computation,13 properties remain. new max is 256
SDD size :14468 after 98742
BEST_FIRST walk for 40003 steps (8 resets) in 121 ms. (327 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 156 ms. (254 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 281 ms. (141 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 213 ms. (186 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 211 ms. (188 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (31 resets) in 211 ms. (188 steps per ms) remains 13/13 properties
[2025-06-06 00:31:20] [INFO ] Flow matrix only has 79 transitions (discarded 137 similar events)
// Phase 1: matrix 79 rows 49 cols
[2025-06-06 00:31:20] [INFO ] Computed 3 invariants in 6 ms
[2025-06-06 00:31:20] [INFO ] State equation strengthened by 9 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Problem Szymanski-PT-a04-ReachabilityFireability-2025-00 is UNSAT
FORMULA Szymanski-PT-a04-ReachabilityFireability-2025-00 TRUE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-a04-ReachabilityFireability-2025-01 is UNSAT
FORMULA Szymanski-PT-a04-ReachabilityFireability-2025-01 TRUE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-a04-ReachabilityFireability-2025-02 is UNSAT
FORMULA Szymanski-PT-a04-ReachabilityFireability-2025-02 TRUE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-a04-ReachabilityFireability-2025-03 is UNSAT
FORMULA Szymanski-PT-a04-ReachabilityFireability-2025-03 TRUE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-a04-ReachabilityFireability-2025-07 is UNSAT
FORMULA Szymanski-PT-a04-ReachabilityFireability-2025-07 TRUE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-a04-ReachabilityFireability-2025-09 is UNSAT
FORMULA Szymanski-PT-a04-ReachabilityFireability-2025-09 FALSE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-a04-ReachabilityFireability-2025-10 is UNSAT
FORMULA Szymanski-PT-a04-ReachabilityFireability-2025-10 FALSE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-a04-ReachabilityFireability-2025-11 is UNSAT
FORMULA Szymanski-PT-a04-ReachabilityFireability-2025-11 TRUE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-a04-ReachabilityFireability-2025-12 is UNSAT
FORMULA Szymanski-PT-a04-ReachabilityFireability-2025-12 FALSE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-a04-ReachabilityFireability-2025-13 is UNSAT
FORMULA Szymanski-PT-a04-ReachabilityFireability-2025-13 FALSE TECHNIQUES SMT_REFINEMENT
Problem Szymanski-PT-a04-ReachabilityFireability-2025-14 is UNSAT
FORMULA Szymanski-PT-a04-ReachabilityFireability-2025-14 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 3/48 variables, 2/2 constraints. Problems are: Problem set: 11 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 0/2 constraints. Problems are: Problem set: 11 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 1/49 variables, 1/3 constraints. Problems are: Problem set: 11 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/49 variables, 0/3 constraints. Problems are: Problem set: 11 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 79/128 variables, 49/52 constraints. Problems are: Problem set: 11 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/128 variables, 9/61 constraints. Problems are: Problem set: 11 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 0/61 constraints. Problems are: Problem set: 11 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/128 variables, 0/61 constraints. Problems are: Problem set: 11 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 128/128 variables, and 61 constraints, problems are : Problem set: 11 solved, 2 unsolved in 315 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 13/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 11 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 11 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 23/48 variables, 2/2 constraints. Problems are: Problem set: 11 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 00:31:20] [INFO ] Deduced a trap composed of 8 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 00:31:20] [INFO ] Deduced a trap composed of 9 places in 56 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 2/4 constraints. Problems are: Problem set: 11 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/48 variables, 0/4 constraints. Problems are: Problem set: 11 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 1/49 variables, 1/5 constraints. Problems are: Problem set: 11 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/49 variables, 0/5 constraints. Problems are: Problem set: 11 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 79/128 variables, 49/54 constraints. Problems are: Problem set: 11 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/128 variables, 9/63 constraints. Problems are: Problem set: 11 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/128 variables, 2/65 constraints. Problems are: Problem set: 11 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/128 variables, 0/65 constraints. Problems are: Problem set: 11 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/128 variables, 0/65 constraints. Problems are: Problem set: 11 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 128/128 variables, and 65 constraints, problems are : Problem set: 11 solved, 2 unsolved in 521 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 49/49 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 2/9 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 965ms problems are : Problem set: 11 solved, 2 unsolved
Parikh walk visited 0 properties in 2 ms.
Support contains 25 out of 49 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 49/49 places, 216/216 transitions.
Graph (complete) has 251 edges and 49 vertex of which 47 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 3 place count 45 transition count 208
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 45 transition count 208
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 0 with 16 rules applied. Total rules applied 21 place count 45 transition count 192
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 22 place count 44 transition count 188
Iterating global reduction 0 with 1 rules applied. Total rules applied 23 place count 44 transition count 188
Applied a total of 23 rules in 41 ms. Remains 44 /49 variables (removed 5) and now considering 188/216 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 44/49 places, 188/216 transitions.
RANDOM walk for 40006 steps (43 resets) in 237 ms. (168 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (15 resets) in 110 ms. (360 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (26 resets) in 158 ms. (251 steps per ms) remains 2/2 properties
Finished probabilistic random walk after 9543 steps, run visited all 2 properties in 37 ms. (steps per millisecond=257 )
Probabilistic random walk after 9543 steps, saw 7252 distinct states, run finished after 40 ms. (steps per millisecond=238 ) properties seen :2
FORMULA Szymanski-PT-a04-ReachabilityFireability-2025-15 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA Szymanski-PT-a04-ReachabilityFireability-2025-05 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
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 3601 ms.

BK_STOP 1749169881366

--------------------
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
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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="Szymanski-PT-a04"
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 2-5832"
echo " Executing tool itstools"
echo " Input is Szymanski-PT-a04, 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 r240-tall-174915589200095"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-a04.tgz
mv Szymanski-PT-a04 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.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 ;