Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r064-smll-177946904300083.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool gold2025
Input is Champagne-PT-H09T1U, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r064-smll-177946904300083
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 932K
-rw-r--r-- 1 mcc users 8.2K Mar 6 10:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K Mar 6 10:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Mar 6 10:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Mar 6 10:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:01 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 08:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 08:01 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 6 10:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 133K Mar 6 10:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K Mar 6 10:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K Mar 6 10:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 08:01 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 08:01 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 440K Mar 3 18:30 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 StableMarking

=== Now, execution of the tool begins

BK_START 1779480486348

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Champagne-PT-H09T1U
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2026-05-22 20:08:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-22 20:08:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 20:08:09] [INFO ] Load time of PNML (sax parser for PT used): 373 ms
[2026-05-22 20:08:09] [INFO ] Transformed 1273 places.
[2026-05-22 20:08:09] [INFO ] Transformed 1915 transitions.
[2026-05-22 20:08:09] [INFO ] Found NUPN structural information;
[2026-05-22 20:08:09] [INFO ] Parsed PT model containing 1273 places and 1915 transitions and 5106 arcs in 629 ms.
Graph (trivial) has 1300 edges and 1273 vertex of which 429 / 1273 are part of one of the 49 SCC in 10 ms
Free SCC test removed 380 places
Structural test allowed to assert that 747 places are NOT stable. Took 62 ms.
Ensure Unique test removed 408 transitions
Reduce redundant transitions removed 408 transitions.
RANDOM walk for 40000 steps (65 resets) in 3136 ms. (12 steps per ms) remains 49/526 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 49/49 properties
[2026-05-22 20:08:10] [INFO ] Flatten gal took : 371 ms
BEST_FIRST walk for 4004 steps (8 resets) in 53 ms. (74 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 51 ms. (77 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 49/49 properties
[2026-05-22 20:08:11] [INFO ] Flatten gal took : 147 ms
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4003 steps (8 resets) in 14 ms. (266 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4003 steps (8 resets) in 48 ms. (81 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 49/49 properties
[2026-05-22 20:08:11] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8375791117443567795.gal : 240 ms
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 49/49 properties
[2026-05-22 20:08:11] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14675284321210285902.prop : 2 ms
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 49/49 properties
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/ReachabilityCardinality8375791117443567795.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14675284321210285902.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 49/49 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 49/49 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
[2026-05-22 20:08:11] [INFO ] Flow matrix only has 1459 transitions (discarded 48 similar events)
// Phase 1: matrix 1459 rows 893 cols
[2026-05-22 20:08:11] [INFO ] Computed 49 invariants in 44 ms
Loading property file /tmp/ReachabilityCardinality14675284321210285902.prop.
[2026-05-22 20:08:11] [INFO ] State equation strengthened by 1 read => feed constraints.
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) 0/49 variables, 49/49 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 49 unsolved
SDD proceeding with computation,49 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,49 properties remain. new max is 8
SDD size :5 after 10
At refinement iteration 2 (OVERLAPS) 844/893 variables, 49/98 constraints. Problems are: Problem set: 0 solved, 49 unsolved
SDD proceeding with computation,49 properties remain. new max is 16
SDD size :10 after 14
SDD proceeding with computation,49 properties remain. new max is 32
SDD size :14 after 197
At refinement iteration 3 (INCLUDED_ONLY) 0/893 variables, 844/942 constraints. Problems are: Problem set: 0 solved, 49 unsolved
SDD proceeding with computation,49 properties remain. new max is 64
SDD size :197 after 36352
At refinement iteration 4 (INCLUDED_ONLY) 0/893 variables, 0/942 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 5 (OVERLAPS) 1458/2351 variables, 893/1835 constraints. Problems are: Problem set: 0 solved, 49 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2351/2352 variables, and 1835 constraints, problems are : Problem set: 0 solved, 49 unsolved in 5059 ms.
Refiners :[Domain max(s): 893/893 constraints, Positive P Invariants (semi-flows): 49/49 constraints, State Equation: 893/893 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 49/49 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 49 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/49 variables, 49/49 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/49 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 2 (OVERLAPS) 844/893 variables, 49/98 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/893 variables, 844/942 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/893 variables, 0/942 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 5 (OVERLAPS) 1458/2351 variables, 893/1835 constraints. Problems are: Problem set: 0 solved, 49 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2351 variables, 49/1884 constraints. Problems are: Problem set: 0 solved, 49 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2351/2352 variables, and 1884 constraints, problems are : Problem set: 0 solved, 49 unsolved in 5015 ms.
Refiners :[Domain max(s): 893/893 constraints, Positive P Invariants (semi-flows): 49/49 constraints, State Equation: 893/893 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 49/49 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10308ms problems are : Problem set: 0 solved, 49 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 49 out of 893 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 893/893 places, 1507/1507 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 49 transitions
Reduce isomorphic transitions removed 49 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 407 transitions
Trivial Post-agglo rules discarded 407 transitions
Performed 407 trivial Post agglomeration. Transition count delta: 407
Iterating post reduction 0 with 456 rules applied. Total rules applied 456 place count 893 transition count 1051
Reduce places removed 407 places and 0 transitions.
Ensure Unique test removed 47 transitions
Reduce isomorphic transitions removed 47 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 47 transitions
Trivial Post-agglo rules discarded 47 transitions
Performed 47 trivial Post agglomeration. Transition count delta: 47
Iterating post reduction 1 with 501 rules applied. Total rules applied 957 place count 486 transition count 957
Reduce places removed 47 places and 0 transitions.
Iterating post reduction 2 with 47 rules applied. Total rules applied 1004 place count 439 transition count 957
Discarding 121 places :
Symmetric choice reduction at 3 with 121 rule applications. Total rules 1125 place count 318 transition count 836
Iterating global reduction 3 with 121 rules applied. Total rules applied 1246 place count 318 transition count 836
Discarding 37 places :
Symmetric choice reduction at 3 with 37 rule applications. Total rules 1283 place count 281 transition count 553
Iterating global reduction 3 with 37 rules applied. Total rules applied 1320 place count 281 transition count 553
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Iterating post reduction 3 with 37 rules applied. Total rules applied 1357 place count 281 transition count 516
Performed 96 Post agglomeration using F-continuation condition.Transition count delta: 96
Deduced a syphon composed of 96 places in 0 ms
Reduce places removed 96 places and 0 transitions.
Iterating global reduction 4 with 192 rules applied. Total rules applied 1549 place count 185 transition count 420
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 1553 place count 183 transition count 425
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 1557 place count 183 transition count 421
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 5 with 2 rules applied. Total rules applied 1559 place count 183 transition count 419
Free-agglomeration rule applied 82 times.
Iterating global reduction 5 with 82 rules applied. Total rules applied 1641 place count 183 transition count 337
Reduce places removed 82 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 279 transitions
Reduce isomorphic transitions removed 279 transitions.
Iterating post reduction 5 with 361 rules applied. Total rules applied 2002 place count 101 transition count 58
Applied a total of 2002 rules in 421 ms. Remains 101 /893 variables (removed 792) and now considering 58/1507 (removed 1449) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 459 ms. Remains : 101/893 places, 58/1507 transitions.
RANDOM walk for 12 steps (0 resets) in 9 ms. (1 steps per ms) remains 0/49 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query StableMarking after proving 528 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST TOPOLOGICAL
Total runtime 13729 ms.

BK_STOP 1779480502831

--------------------
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
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -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
++ 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 StableMarking -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="Champagne-PT-H09T1U"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="gold2025"
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 2-5973"
echo " Executing tool gold2025"
echo " Input is Champagne-PT-H09T1U, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r064-smll-177946904300083"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Champagne-PT-H09T1U.tgz
mv Champagne-PT-H09T1U execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;