Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r021-smll-174853770000006.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 BlocksWorld-PT-02, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r021-smll-174853770000006
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 648K
-rw-r--r-- 1 mcc users 8.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K 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 2.4K 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 6.6K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 50K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 19K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 139K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 4.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 12K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 175K May 29 14:32 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 ReachabilityDeadlock

=== Now, execution of the tool begins

BK_START 1748541716155

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=BlocksWorld-PT-02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityDeadlock PT
Running Version 202505121319
[2025-05-29 18:01:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2025-05-29 18:01:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 18:01:58] [INFO ] Load time of PNML (sax parser for PT used): 213 ms
[2025-05-29 18:01:58] [INFO ] Transformed 209 places.
[2025-05-29 18:01:58] [INFO ] Transformed 365 transitions.
[2025-05-29 18:01:58] [INFO ] Found NUPN structural information;
[2025-05-29 18:01:58] [INFO ] Completing missing partition info from NUPN : creating a component with [pred_on_table_0, pred_arm_empty_0, pred_on_table_1, pred_on_table_2, pred_on_table_3, pred_on_table_4, pred_on_table_5, pred_on_table_6, pred_on_table_7, pred_on_table_8, pred_on_table_9, pred_on_table_10, pred_on_table_11, pred_on_table_12]
[2025-05-29 18:01:58] [INFO ] Parsed PT model containing 209 places and 365 transitions and 1810 arcs in 423 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 5 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 7 ms.15711KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 209/209 places, 365/365 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 105 ms. Remains 209 /209 variables (removed 0) and now considering 365/365 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 125 ms. Remains : 209/209 places, 365/365 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 209/209 places, 365/365 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 65 ms. Remains 209 /209 variables (removed 0) and now considering 365/365 (removed 0) transitions.
// Phase 1: matrix 365 rows 209 cols
[2025-05-29 18:01:59] [INFO ] Computed 27 invariants in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:01:59] [INFO ] Implicit Places using invariants in 848 ms returned []
[2025-05-29 18:01:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:02:00] [INFO ] State equation strengthened by 19 read => feed constraints.
[2025-05-29 18:02:01] [INFO ] Implicit Places using invariants and state equation in 1475 ms returned []
Implicit Place search using SMT with State Equation took 2376 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-29 18:02:01] [INFO ] Redundant transitions in 48 ms returned []
Running 361 sub problems to find dead transitions.
[2025-05-29 18:02:01] [INFO ] Invariant cache hit.
[2025-05-29 18:02:01] [INFO ] State equation strengthened by 19 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Problem TDEAD1 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD68 is UNSAT
Problem TDEAD82 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD124 is UNSAT
Problem TDEAD138 is UNSAT
Problem TDEAD152 is UNSAT
Problem TDEAD180 is UNSAT
Problem TDEAD232 is UNSAT
Problem TDEAD254 is UNSAT
Problem TDEAD274 is UNSAT
Problem TDEAD292 is UNSAT
Problem TDEAD308 is UNSAT
Problem TDEAD322 is UNSAT
Problem TDEAD334 is UNSAT
Problem TDEAD344 is UNSAT
Problem TDEAD358 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/205 variables, 20/20 constraints. Problems are: Problem set: 20 solved, 341 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/205 variables, 0/20 constraints. Problems are: Problem set: 20 solved, 341 unsolved
Problem TDEAD40 is UNSAT
Problem TDEAD166 is UNSAT
Problem TDEAD194 is UNSAT
Problem TDEAD208 is UNSAT
Problem TDEAD352 is UNSAT
Problem TDEAD362 is UNSAT
At refinement iteration 2 (OVERLAPS) 4/209 variables, 7/27 constraints. Problems are: Problem set: 26 solved, 335 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:11] [INFO ] Deduced a trap composed of 14 places in 104 ms of which 11 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/209 variables, 1/28 constraints. Problems are: Problem set: 26 solved, 335 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/209 variables, 0/28 constraints. Problems are: Problem set: 26 solved, 335 unsolved
At refinement iteration 5 (OVERLAPS) 364/573 variables, 209/237 constraints. Problems are: Problem set: 26 solved, 335 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/573 variables, 18/255 constraints. Problems are: Problem set: 26 solved, 335 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 0/255 constraints. Problems are: Problem set: 26 solved, 335 unsolved
At refinement iteration 8 (OVERLAPS) 1/574 variables, 1/256 constraints. Problems are: Problem set: 26 solved, 335 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 574/574 variables, and 256 constraints, problems are : Problem set: 26 solved, 335 unsolved in 30064 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, State Equation: 209/209 constraints, ReadFeed: 19/19 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 26 solved, 335 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/192 variables, 1/1 constraints. Problems are: Problem set: 26 solved, 335 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/192 variables, 0/1 constraints. Problems are: Problem set: 26 solved, 335 unsolved
At refinement iteration 2 (OVERLAPS) 17/209 variables, 26/27 constraints. Problems are: Problem set: 26 solved, 335 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/209 variables, 1/28 constraints. Problems are: Problem set: 26 solved, 335 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/209 variables, 0/28 constraints. Problems are: Problem set: 26 solved, 335 unsolved
At refinement iteration 5 (OVERLAPS) 364/573 variables, 209/237 constraints. Problems are: Problem set: 26 solved, 335 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/573 variables, 18/255 constraints. Problems are: Problem set: 26 solved, 335 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/573 variables, 335/590 constraints. Problems are: Problem set: 26 solved, 335 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:51] [INFO ] Deduced a trap composed of 14 places in 73 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:51] [INFO ] Deduced a trap composed of 15 places in 127 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:51] [INFO ] Deduced a trap composed of 36 places in 114 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:51] [INFO ] Deduced a trap composed of 50 places in 139 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:52] [INFO ] Deduced a trap composed of 36 places in 110 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:52] [INFO ] Deduced a trap composed of 26 places in 77 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:52] [INFO ] Deduced a trap composed of 15 places in 61 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:52] [INFO ] Deduced a trap composed of 36 places in 107 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:53] [INFO ] Deduced a trap composed of 44 places in 122 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:53] [INFO ] Deduced a trap composed of 50 places in 182 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:54] [INFO ] Deduced a trap composed of 54 places in 180 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:54] [INFO ] Deduced a trap composed of 36 places in 132 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:55] [INFO ] Deduced a trap composed of 26 places in 82 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:56] [INFO ] Deduced a trap composed of 36 places in 105 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:56] [INFO ] Deduced a trap composed of 26 places in 89 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:56] [INFO ] Deduced a trap composed of 36 places in 103 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:57] [INFO ] Deduced a trap composed of 50 places in 176 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:57] [INFO ] Deduced a trap composed of 26 places in 126 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:57] [INFO ] Deduced a trap composed of 26 places in 81 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:02:58] [INFO ] Deduced a trap composed of 45 places in 147 ms of which 18 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/573 variables, 20/610 constraints. Problems are: Problem set: 26 solved, 335 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 573/574 variables, and 610 constraints, problems are : Problem set: 26 solved, 335 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 27/27 constraints, State Equation: 209/209 constraints, ReadFeed: 18/19 constraints, PredecessorRefiner: 335/361 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61816ms problems are : Problem set: 26 solved, 335 unsolved
Search for dead transitions found 26 dead transitions in 61846ms
Found 26 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 26 transitions
Dead transitions reduction (with SMT) removed 26 transitions
Starting structural reductions in DEADLOCK mode, iteration 1 : 209/209 places, 339/365 transitions.
Computed a total of 13 stabilizing places and 0 stable transitions
Graph (complete) has 948 edges and 209 vertex of which 196 are kept as prefixes of interest. Removing 13 places using SCC suffix rule.8 ms
Discarding 13 places :
Also discarding 0 output 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 1 rules in 54 ms. Remains 196 /209 variables (removed 13) and now considering 339/339 (removed 0) transitions.
// Phase 1: matrix 339 rows 196 cols
[2025-05-29 18:03:03] [INFO ] Computed 27 invariants in 8 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:03:03] [INFO ] Implicit Places using invariants in 326 ms returned []
[2025-05-29 18:03:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:03:04] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-29 18:03:04] [INFO ] Implicit Places using invariants and state equation in 562 ms returned []
Implicit Place search using SMT with State Equation took 891 ms to find 0 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 2 : 196/209 places, 339/365 transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 65331 ms. Remains : 196/209 places, 339/365 transitions.
Random walk for 1250000 steps, including 0 resets, run took 11124 ms (no deadlock found). (steps per millisecond=112 )
Random directed walk for 1250003 steps, including 0 resets, run took 8099 ms (no deadlock found). (steps per millisecond=154 )
[2025-05-29 18:03:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 300.0 s and query timeout 30000.0 ms
[2025-05-29 18:03:23] [INFO ] [Real]Absence check using 27 positive place invariants in 33 ms returned sat
[2025-05-29 18:03:24] [INFO ] [Real]Absence check using state equation in 436 ms returned sat
[2025-05-29 18:03:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 300.0 s and query timeout 30000.0 ms
[2025-05-29 18:03:24] [INFO ] [Nat]Absence check using 27 positive place invariants in 51 ms returned sat
[2025-05-29 18:03:25] [INFO ] [Nat]Absence check using state equation in 939 ms returned sat
[2025-05-29 18:03:25] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-29 18:03:25] [INFO ] [Nat]Added 1 Read/Feed constraints in 8 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:03:25] [INFO ] Deduced a trap composed of 26 places in 201 ms of which 22 ms to minimize.
[2025-05-29 18:03:25] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 240 ms
FORMULA ReachabilityDeadlock FALSE TECHNIQUES TOPOLOGICAL SAT_SMT STRUCTURAL_REDUCTION
Total runtime 87307 ms.

BK_STOP 1748541805710

--------------------
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
+ [[ ReachabilityDeadlock = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityDeadlock -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 ReachabilityDeadlock -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="BlocksWorld-PT-02"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="itstools"
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 2-5832"
echo " Executing tool itstools"
echo " Input is BlocksWorld-PT-02, examination is ReachabilityDeadlock"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r021-smll-174853770000006"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BlocksWorld-PT-02.tgz
mv BlocksWorld-PT-02 execution
cd execution
if [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "UpperBounds" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] || [ "ReachabilityDeadlock" = "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 [ "ReachabilityDeadlock" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityDeadlock" != "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 "ReachabilityDeadlock.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 '' ReachabilityDeadlock.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityDeadlock"
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 ;