About the Execution of 2023-gold for CircadianClock-PT-000100
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
296.044 | 6374.00 | 7939.00 | 502.20 | T | 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.r088-tall-171620522500184.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 gold2023
Input is CircadianClock-PT-000100, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r088-tall-171620522500184
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 420K
-rw-r--r-- 1 mcc users 5.7K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.2K May 19 07:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K May 19 15:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 22 14:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.1K Apr 12 03:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 91K Apr 12 03:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 10K Apr 12 03:24 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 80K Apr 12 03:24 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:32 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:32 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 11K 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
FORMULA_NAME Liveness
=== Now, execution of the tool begins
BK_START 1716216739560
bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=gold2023
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CircadianClock-PT-000100
Not applying reductions.
Model is PT
Liveness PT
Running Version 202304061127
[2024-05-20 14:52:21] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2024-05-20 14:52:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-20 14:52:21] [INFO ] Load time of PNML (sax parser for PT used): 24 ms
[2024-05-20 14:52:21] [INFO ] Transformed 14 places.
[2024-05-20 14:52:21] [INFO ] Transformed 16 transitions.
[2024-05-20 14:52:21] [INFO ] Parsed PT model containing 14 places and 16 transitions and 58 arcs in 85 ms.
Discarding 4 transitions out of 16. Remains 12
Built sparse matrix representations for Structural reductions in 4 ms.24761KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 14/14 places, 16/16 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 15 ms. Remains 14 /14 variables (removed 0) and now considering 16/16 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 15 ms. Remains : 14/14 places, 16/16 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 14/14 places, 16/16 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 2 ms. Remains 14 /14 variables (removed 0) and now considering 16/16 (removed 0) transitions.
[2024-05-20 14:52:21] [INFO ] Flow matrix only has 14 transitions (discarded 2 similar events)
// Phase 1: matrix 14 rows 14 cols
[2024-05-20 14:52:21] [INFO ] Computed 7 invariants in 6 ms
[2024-05-20 14:52:21] [INFO ] Implicit Places using invariants in 141 ms returned []
[2024-05-20 14:52:21] [INFO ] Flow matrix only has 14 transitions (discarded 2 similar events)
[2024-05-20 14:52:21] [INFO ] Invariant cache hit.
[2024-05-20 14:52:21] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-20 14:52:21] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 208 ms to find 0 implicit places.
[2024-05-20 14:52:21] [INFO ] Redundant transitions in 24 ms returned []
[2024-05-20 14:52:21] [INFO ] Flow matrix only has 14 transitions (discarded 2 similar events)
[2024-05-20 14:52:21] [INFO ] Invariant cache hit.
[2024-05-20 14:52:21] [INFO ] Dead Transitions using invariants and state equation in 40 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 288 ms. Remains : 14/14 places, 16/16 transitions.
Random walk for 1250017 steps, including 0 resets, run took 306 ms (no deadlock found). (steps per millisecond=4085 )
Random directed walk for 1250002 steps, including 0 resets, run took 252 ms (no deadlock found). (steps per millisecond=4960 )
[2024-05-20 14:52:22] [INFO ] Flow matrix only has 14 transitions (discarded 2 similar events)
[2024-05-20 14:52:22] [INFO ] Invariant cache hit.
[2024-05-20 14:52:22] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 14/14 places, 16/16 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 16/16 (removed 0) transitions.
[2024-05-20 14:52:22] [INFO ] Flow matrix only has 14 transitions (discarded 2 similar events)
[2024-05-20 14:52:22] [INFO ] Invariant cache hit.
[2024-05-20 14:52:22] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-05-20 14:52:22] [INFO ] Flow matrix only has 14 transitions (discarded 2 similar events)
[2024-05-20 14:52:22] [INFO ] Invariant cache hit.
[2024-05-20 14:52:22] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-20 14:52:22] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
[2024-05-20 14:52:22] [INFO ] Flow matrix only has 14 transitions (discarded 2 similar events)
[2024-05-20 14:52:22] [INFO ] Invariant cache hit.
[2024-05-20 14:52:22] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 87 ms. Remains : 14/14 places, 16/16 transitions.
Discarding 4 transitions out of 16. Remains 12
Initial state reduction rules removed 2 formulas.
Finished random walk after 6881 steps, including 2 resets, run visited all 10 properties in 19 ms. (steps per millisecond=362 )
Parikh walk visited 0 properties in 0 ms.
[2024-05-20 14:52:22] [INFO ] Flatten gal took : 21 ms
[2024-05-20 14:52:22] [INFO ] Flatten gal took : 3 ms
[2024-05-20 14:52:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11730437834867186613.gal : 3 ms
[2024-05-20 14:52:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12565798879259770759.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11730437834867186613.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12565798879259770759.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner failed with exception null
java.lang.InterruptedException
at java.base/java.lang.Object.wait(Native Method)
at java.base/java.lang.Thread.join(Thread.java:1304)
at java.base/java.lang.Thread.join(Thread.java:1372)
at fr.lip6.move.gal.application.runner.AbstractRunner.join(AbstractRunner.java:27)
at fr.lip6.move.gal.application.runner.its.ITSRunner.join(ITSRunner.java:177)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:675)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:63)
at java.base/java.lang.Thread.run(Thread.java:833)
Able to resolve query QuasiLiveness after proving 12 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 14/14 places, 16/16 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 16/16 (removed 0) transitions.
[2024-05-20 14:52:22] [INFO ] Flow matrix only has 14 transitions (discarded 2 similar events)
[2024-05-20 14:52:22] [INFO ] Invariant cache hit.
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality12565798879259770759.prop.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,5,0.012765,3460,2,24,5,77,6,0,75,40,0
Total reachable state count : 5
[2024-05-20 14:52:22] [INFO ] Implicit Places using invariants in 32 ms returned []
[2024-05-20 14:52:22] [INFO ] Flow matrix only has 14 transitions (discarded 2 similar events)
[2024-05-20 14:52:22] [INFO ] Invariant cache hit.
[2024-05-20 14:52:22] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-20 14:52:22] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
[2024-05-20 14:52:22] [INFO ] Flow matrix only has 14 transitions (discarded 2 similar events)
[2024-05-20 14:52:22] [INFO ] Invariant cache hit.
[2024-05-20 14:52:22] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 109 ms. Remains : 14/14 places, 16/16 transitions.
Discarding 4 transitions out of 16. Remains 12
[2024-05-20 14:52:22] [INFO ] Flatten gal took : 4 ms
[2024-05-20 14:52:22] [INFO ] Flatten gal took : 3 ms
[2024-05-20 14:52:22] [INFO ] Time to serialize gal into /tmp/CTLFireability14509846570199316043.gal : 1 ms
[2024-05-20 14:52:22] [INFO ] Time to serialize properties into /tmp/CTLFireability4036428387423465315.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14509846570199316043.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4036428387423465315.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 12 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,4.20404e+10,1.4446,42364,2,517,5,235094,6,0,75,262885,0
Converting to forward existential form...Done !
original formula: AG(EF(((a>=1)&&(da>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((a>=1)&&(da>=1)))))] = FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,1.45995,42364,1,0,6,235094,14,0,1322,262885,5
Formula is TRUE !
***************************************
original formula: AG(EF(((a>=1)&&(dr>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((a>=1)&&(dr>=1)))))] = FALSE
(forward)formula 1,1,1.46116,42364,1,0,7,235094,15,0,1323,262885,8
Formula is TRUE !
***************************************
original formula: AG(EF((((a>=1)&&(r>=1))&&(c_cap>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (((a>=1)&&(r>=1))&&(c_cap>=1)))))] = FALSE
(forward)formula 2,1,1.46672,42364,1,0,8,235094,16,0,1325,262885,11
Formula is TRUE !
***************************************
original formula: AG(EF(((c>=1)&&(r_cap>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((c>=1)&&(r_cap>=1)))))] = FALSE
(forward)formula 3,1,1.46865,42364,1,0,9,235094,17,0,1326,262885,14
Formula is TRUE !
***************************************
original formula: AG(EF(((da_a>=1)&&(a_cap>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((da_a>=1)&&(a_cap>=1)))))] = FALSE
(forward)formula 4,1,1.46971,42364,1,0,10,235094,18,0,1327,262885,17
Formula is TRUE !
***************************************
original formula: AG(EF(((dr_a>=1)&&(a_cap>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((dr_a>=1)&&(a_cap>=1)))))] = FALSE
(forward)formula 5,1,1.47081,42364,1,0,11,235094,19,0,1328,262885,20
Formula is TRUE !
***************************************
original formula: AG(EF(((da>=1)&&(ma_cap>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((da>=1)&&(ma_cap>=1)))))] = FALSE
(forward)formula 6,1,1.47229,42364,1,0,12,235094,20,0,1329,262885,23
Formula is TRUE !
***************************************
original formula: AG(EF(((da_a>=1)&&(ma_cap>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((da_a>=1)&&(ma_cap>=1)))))] = FALSE
(forward)formula 7,1,1.47356,42364,1,0,13,235094,21,0,1330,262885,26
Formula is TRUE !
***************************************
original formula: AG(EF(((dr>=1)&&(mr_cap>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((dr>=1)&&(mr_cap>=1)))))] = FALSE
(forward)formula 8,1,1.47493,42364,1,0,14,235094,22,0,1331,262885,29
Formula is TRUE !
***************************************
original formula: AG(EF(((dr_a>=1)&&(mr_cap>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((dr_a>=1)&&(mr_cap>=1)))))] = FALSE
(forward)formula 9,1,1.47585,42364,1,0,15,235094,23,0,1332,262885,32
Formula is TRUE !
***************************************
original formula: AG(EF(((ma>=1)&&(a_cap>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((ma>=1)&&(a_cap>=1)))))] = FALSE
(forward)formula 10,1,1.47718,42364,1,0,16,235094,24,0,1333,262885,35
Formula is TRUE !
***************************************
original formula: AG(EF(((mr>=1)&&(r_cap>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((mr>=1)&&(r_cap>=1)))))] = FALSE
(forward)formula 11,1,1.47872,42364,1,0,17,235094,25,0,1334,262885,38
Formula is TRUE !
***************************************
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query Liveness after proving 12 properties.
FORMULA Liveness TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Total runtime 2944 ms.
BK_STOP 1716216745934
--------------------
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
+ [[ Liveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution Liveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202304061127.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination Liveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
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="CircadianClock-PT-000100"
export BK_EXAMINATION="Liveness"
export BK_TOOL="gold2023"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 gold2023"
echo " Input is CircadianClock-PT-000100, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r088-tall-171620522500184"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/CircadianClock-PT-000100.tgz
mv CircadianClock-PT-000100 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.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 '
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;