About the Execution of Smart+red for StigmergyElection-PT-11b
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16218.464 | 3600000.00 | 1764696.00 | 1383120.10 | FFF?TFF???FTF?FT | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r459-smll-167912651600710.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.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 2-5348
Executing tool smartxred
Input is StigmergyElection-PT-11b, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r459-smll-167912651600710
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 413M
-rw-r--r-- 1 mcc users 7.2K Feb 26 16:33 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Feb 26 16:33 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 26 16:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 26 16:25 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 17:15 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 17:15 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 17:15 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 17:15 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 16:59 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K Feb 26 16:59 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Feb 26 16:43 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 108K Feb 26 16:43 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 17:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 413M Mar 5 18:23 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 StigmergyElection-PT-11b-ReachabilityCardinality-00
FORMULA_NAME StigmergyElection-PT-11b-ReachabilityCardinality-01
FORMULA_NAME StigmergyElection-PT-11b-ReachabilityCardinality-02
FORMULA_NAME StigmergyElection-PT-11b-ReachabilityCardinality-03
FORMULA_NAME StigmergyElection-PT-11b-ReachabilityCardinality-04
FORMULA_NAME StigmergyElection-PT-11b-ReachabilityCardinality-05
FORMULA_NAME StigmergyElection-PT-11b-ReachabilityCardinality-06
FORMULA_NAME StigmergyElection-PT-11b-ReachabilityCardinality-07
FORMULA_NAME StigmergyElection-PT-11b-ReachabilityCardinality-08
FORMULA_NAME StigmergyElection-PT-11b-ReachabilityCardinality-09
FORMULA_NAME StigmergyElection-PT-11b-ReachabilityCardinality-10
FORMULA_NAME StigmergyElection-PT-11b-ReachabilityCardinality-11
FORMULA_NAME StigmergyElection-PT-11b-ReachabilityCardinality-12
FORMULA_NAME StigmergyElection-PT-11b-ReachabilityCardinality-13
FORMULA_NAME StigmergyElection-PT-11b-ReachabilityCardinality-14
FORMULA_NAME StigmergyElection-PT-11b-ReachabilityCardinality-15
=== Now, execution of the tool begins
BK_START 1679502389379
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=smartxred
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=StigmergyElection-PT-11b
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-22 16:26:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -timeout, 360, -rebuildPNML]
[2023-03-22 16:26:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 16:26:50] [INFO ] Load time of PNML (sax parser for PT used): 17904 ms
[2023-03-22 16:26:50] [INFO ] Transformed 1515 places.
[2023-03-22 16:26:52] [INFO ] Transformed 357966 transitions.
[2023-03-22 16:26:52] [INFO ] Found NUPN structural information;
[2023-03-22 16:26:52] [INFO ] Parsed PT model containing 1515 places and 357966 transitions and 7842915 arcs in 20108 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 24 ms.
Working with output stream class java.io.PrintStream
FORMULA StigmergyElection-PT-11b-ReachabilityCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA StigmergyElection-PT-11b-ReachabilityCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA StigmergyElection-PT-11b-ReachabilityCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 54 resets, run finished after 3502 ms. (steps per millisecond=2 ) properties (out of 13) seen :6
FORMULA StigmergyElection-PT-11b-ReachabilityCardinality-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-11b-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-11b-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-11b-ReachabilityCardinality-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-11b-ReachabilityCardinality-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-11b-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 297 ms. (steps per millisecond=33 ) properties (out of 7) seen :1
FORMULA StigmergyElection-PT-11b-ReachabilityCardinality-01 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 317 ms. (steps per millisecond=31 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 324 ms. (steps per millisecond=30 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 282 ms. (steps per millisecond=35 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 329 ms. (steps per millisecond=30 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 298 ms. (steps per millisecond=33 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 261 ms. (steps per millisecond=38 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
// Phase 1: matrix 357966 rows 1515 cols
[2023-03-22 16:27:26] [INFO ] Computed 12 place invariants in 24397 ms
[2023-03-22 16:27:27] [INFO ] After 917ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-22 16:27:28] [INFO ] [Nat]Absence check using 12 positive place invariants in 26 ms returned sat
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:629)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:902)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-22 16:27:52] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-22 16:27:52] [INFO ] After 25014ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:6
Fused 6 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 123 out of 1515 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1515/1515 places, 357966/357966 transitions.
Graph (trivial) has 1319 edges and 1515 vertex of which 143 / 1515 are part of one of the 24 SCC in 54 ms
Free SCC test removed 119 places
Drop transitions removed 152 transitions
Reduce isomorphic transitions removed 152 transitions.
Graph (complete) has 4104 edges and 1396 vertex of which 1380 are kept as prefixes of interest. Removing 16 places using SCC suffix rule.1664 ms
Discarding 16 places :
Also discarding 6 output transitions
Drop transitions removed 6 transitions
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 796 transitions
Trivial Post-agglo rules discarded 796 transitions
Performed 796 trivial Post agglomeration. Transition count delta: 796
Iterating post reduction 0 with 802 rules applied. Total rules applied 804 place count 1380 transition count 357006
Reduce places removed 796 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 820 rules applied. Total rules applied 1624 place count 584 transition count 356982
Reduce places removed 12 places and 0 transitions.
Performed 70 Post agglomeration using F-continuation condition.Transition count delta: 70
Iterating post reduction 2 with 82 rules applied. Total rules applied 1706 place count 572 transition count 356912
Reduce places removed 70 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 3 with 76 rules applied. Total rules applied 1782 place count 502 transition count 356906
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 1785 place count 499 transition count 356906
Performed 42 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 42 Pre rules applied. Total rules applied 1785 place count 499 transition count 356864
Deduced a syphon composed of 42 places in 657 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 5 with 84 rules applied. Total rules applied 1869 place count 457 transition count 356864
Discarding 59 places :
Symmetric choice reduction at 5 with 59 rule applications. Total rules 1928 place count 398 transition count 356805
Iterating global reduction 5 with 59 rules applied. Total rules applied 1987 place count 398 transition count 356805
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 5 with 3 rules applied. Total rules applied 1990 place count 398 transition count 356802
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 1991 place count 397 transition count 356802
Discarding 13 places :
Symmetric choice reduction at 7 with 13 rule applications. Total rules 2004 place count 384 transition count 44390
Iterating global reduction 7 with 13 rules applied. Total rules applied 2017 place count 384 transition count 44390
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 7 with 4 rules applied. Total rules applied 2021 place count 384 transition count 44386
Performed 47 Post agglomeration using F-continuation condition.Transition count delta: 47
Deduced a syphon composed of 47 places in 39 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 8 with 94 rules applied. Total rules applied 2115 place count 337 transition count 44339
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 2117 place count 335 transition count 44337
Iterating global reduction 8 with 2 rules applied. Total rules applied 2119 place count 335 transition count 44337
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 13 places in 45 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 8 with 26 rules applied. Total rules applied 2145 place count 322 transition count 44342
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 8 with 3 rules applied. Total rules applied 2148 place count 322 transition count 44339
Free-agglomeration rule applied 57 times.
Iterating global reduction 9 with 57 rules applied. Total rules applied 2205 place count 322 transition count 44282
Reduce places removed 57 places and 0 transitions.
Iterating post reduction 9 with 57 rules applied. Total rules applied 2262 place count 265 transition count 44282
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 10 with 4 rules applied. Total rules applied 2266 place count 265 transition count 44282
Partial Post-agglomeration rule applied 6 times.
Drop transitions removed 6 transitions
Iterating global reduction 10 with 6 rules applied. Total rules applied 2272 place count 265 transition count 44282
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 10 with 1 rules applied. Total rules applied 2273 place count 264 transition count 44281
Applied a total of 2273 rules in 269724 ms. Remains 264 /1515 variables (removed 1251) and now considering 44281/357966 (removed 313685) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 269735 ms. Remains : 264/1515 places, 44281/357966 transitions.
Incomplete random walk after 10000 steps, including 169 resets, run finished after 2257 ms. (steps per millisecond=4 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 282 ms. (steps per millisecond=35 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 330 ms. (steps per millisecond=30 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 303 ms. (steps per millisecond=33 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 270 ms. (steps per millisecond=37 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 22 resets, run finished after 338 ms. (steps per millisecond=29 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 328 ms. (steps per millisecond=30 ) properties (out of 6) seen :0
Interrupted probabilistic random walk after 87652 steps, run timeout after 12001 ms. (steps per millisecond=7 ) properties seen :{5=1}
Probabilistic random walk after 87652 steps, saw 16503 distinct states, run finished after 12002 ms. (steps per millisecond=7 ) properties seen :1
FORMULA StigmergyElection-PT-11b-ReachabilityCardinality-15 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Running SMT prover for 5 properties.
// Phase 1: matrix 44281 rows 264 cols
[2023-03-22 16:32:39] [INFO ] Computed 8 place invariants in 522 ms
[2023-03-22 16:32:39] [INFO ] After 88ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-22 16:32:39] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-22 16:33:04] [INFO ] After 24904ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 135072 kB
After kill :
MemTotal: 16393216 kB
MemFree: 138656 kB
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ 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//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -timeout 360 -rebuildPNML
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="StigmergyElection-PT-11b"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="smartxred"
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 2-5348"
echo " Executing tool smartxred"
echo " Input is StigmergyElection-PT-11b, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r459-smll-167912651600710"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/StigmergyElection-PT-11b.tgz
mv StigmergyElection-PT-11b execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;