About the Execution of ITS-Tools for CryptoMiner-PT-D10N100
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
0.000 | 3060.00 | 0.00 | 0.00 | FFFFFFTTFFFTFTTT | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028900679.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 CryptoMiner-PT-D10N100, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028900679
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 724K
-rw-r--r-- 1 mcc users 17K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 110K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 83K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 51K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 30K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 181K 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 125K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 8 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 15K 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
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME CryptoMiner-PT-D10N100-ReachabilityFireability-2025-00
FORMULA_NAME CryptoMiner-PT-D10N100-ReachabilityFireability-2025-01
FORMULA_NAME CryptoMiner-PT-D10N100-ReachabilityFireability-2025-02
FORMULA_NAME CryptoMiner-PT-D10N100-ReachabilityFireability-2025-03
FORMULA_NAME CryptoMiner-PT-D10N100-ReachabilityFireability-2025-04
FORMULA_NAME CryptoMiner-PT-D10N100-ReachabilityFireability-2025-05
FORMULA_NAME CryptoMiner-PT-D10N100-ReachabilityFireability-2025-06
FORMULA_NAME CryptoMiner-PT-D10N100-ReachabilityFireability-2025-07
FORMULA_NAME CryptoMiner-PT-D10N100-ReachabilityFireability-2025-08
FORMULA_NAME CryptoMiner-PT-D10N100-ReachabilityFireability-2025-09
FORMULA_NAME CryptoMiner-PT-D10N100-ReachabilityFireability-2025-10
FORMULA_NAME CryptoMiner-PT-D10N100-ReachabilityFireability-2025-11
FORMULA_NAME CryptoMiner-PT-D10N100-ReachabilityFireability-2025-12
FORMULA_NAME CryptoMiner-PT-D10N100-ReachabilityFireability-2025-13
FORMULA_NAME CryptoMiner-PT-D10N100-ReachabilityFireability-2025-14
FORMULA_NAME CryptoMiner-PT-D10N100-ReachabilityFireability-2025-15
=== Now, execution of the tool begins
BK_START 1748640352160
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CryptoMiner-PT-D10N100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-05-30 21:25:53] [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]
[2025-05-30 21:25:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 21:25:53] [INFO ] Load time of PNML (sax parser for PT used): 34 ms
[2025-05-30 21:25:53] [INFO ] Transformed 33 places.
[2025-05-30 21:25:53] [INFO ] Transformed 33 transitions.
[2025-05-30 21:25:53] [INFO ] Parsed PT model containing 33 places and 33 transitions and 97 arcs in 122 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 23 ms.
Reduction of identical properties reduced properties to check from 16 to 15
Working with output stream class java.io.PrintStream
FORMULA CryptoMiner-PT-D10N100-ReachabilityFireability-2025-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40172 steps (11 resets) in 238 ms. (168 steps per ms) remains 9/14 properties
FORMULA CryptoMiner-PT-D10N100-ReachabilityFireability-2025-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CryptoMiner-PT-D10N100-ReachabilityFireability-2025-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CryptoMiner-PT-D10N100-ReachabilityFireability-2025-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CryptoMiner-PT-D10N100-ReachabilityFireability-2025-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CryptoMiner-PT-D10N100-ReachabilityFireability-2025-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CryptoMiner-PT-D10N100-ReachabilityFireability-2025-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (8 resets) in 350 ms. (113 steps per ms) remains 9/9 properties
[2025-05-30 21:25:53] [INFO ] Flatten gal took : 39 ms
[2025-05-30 21:25:53] [INFO ] Flatten gal took : 21 ms
[2025-05-30 21:25:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3071311040733717832.gal : 8 ms
BEST_FIRST walk for 40000 steps (96 resets) in 593 ms. (67 steps per ms) remains 9/9 properties
[2025-05-30 21:25:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15395377259038971288.prop : 8 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/ReachabilityCardinality3071311040733717832.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15395377259038971288.prop' '--nowitness' '--gen-order' 'FOLLOW'
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/ReachabilityCardinality15395377259038971288.prop.
SDD proceeding with computation,9 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,9 properties remain. new max is 8
SDD size :3 after 12
SDD proceeding with computation,9 properties remain. new max is 16
SDD size :12 after 66
SDD proceeding with computation,9 properties remain. new max is 32
SDD size :66 after 479
SDD proceeding with computation,9 properties remain. new max is 64
SDD size :479 after 3241
SDD proceeding with computation,9 properties remain. new max is 128
SDD size :3241 after 32970
BEST_FIRST walk for 40001 steps (20 resets) in 586 ms. (68 steps per ms) remains 9/9 properties
SDD proceeding with computation,9 properties remain. new max is 256
SDD size :32970 after 406278
BEST_FIRST walk for 40003 steps (8 resets) in 180 ms. (221 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 79 ms. (500 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 157 ms. (253 steps per ms) remains 8/9 properties
FORMULA CryptoMiner-PT-D10N100-ReachabilityFireability-2025-12 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 812 ms. (49 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (8 resets) in 146 ms. (272 steps per ms) remains 8/8 properties
// Phase 1: matrix 33 rows 33 cols
[2025-05-30 21:25:54] [INFO ] Computed 1 invariants in 4 ms
[2025-05-30 21:25:54] [INFO ] State equation strengthened by 10 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem CryptoMiner-PT-D10N100-ReachabilityFireability-2025-04 is UNSAT
FORMULA CryptoMiner-PT-D10N100-ReachabilityFireability-2025-04 FALSE TECHNIQUES SMT_REFINEMENT
Problem CryptoMiner-PT-D10N100-ReachabilityFireability-2025-05 is UNSAT
FORMULA CryptoMiner-PT-D10N100-ReachabilityFireability-2025-05 FALSE TECHNIQUES SMT_REFINEMENT
Problem CryptoMiner-PT-D10N100-ReachabilityFireability-2025-08 is UNSAT
FORMULA CryptoMiner-PT-D10N100-ReachabilityFireability-2025-08 FALSE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 1/33 variables, 1/1 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 0/1 constraints. Problems are: Problem set: 3 solved, 5 unsolved
Problem CryptoMiner-PT-D10N100-ReachabilityFireability-2025-02 is UNSAT
FORMULA CryptoMiner-PT-D10N100-ReachabilityFireability-2025-02 FALSE TECHNIQUES SMT_REFINEMENT
Problem CryptoMiner-PT-D10N100-ReachabilityFireability-2025-10 is UNSAT
FORMULA CryptoMiner-PT-D10N100-ReachabilityFireability-2025-10 FALSE TECHNIQUES SMT_REFINEMENT
Problem CryptoMiner-PT-D10N100-ReachabilityFireability-2025-11 is UNSAT
FORMULA CryptoMiner-PT-D10N100-ReachabilityFireability-2025-11 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (OVERLAPS) 33/66 variables, 33/34 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 10/44 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/44 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/66 variables, 0/44 constraints. Problems are: Problem set: 6 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 66/66 variables, and 44 constraints, problems are : Problem set: 6 solved, 2 unsolved in 243 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 33/33 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 6 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 17/24 variables, 1/1 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/1 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 26/50 variables, 24/25 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 3/28 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/50 variables, 0/28 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 3/53 variables, 2/30 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/53 variables, 1/31 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/53 variables, 1/32 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/53 variables, 0/32 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 2/55 variables, 1/33 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/55 variables, 1/34 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/55 variables, 0/34 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 2/57 variables, 1/35 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/57 variables, 1/36 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/57 variables, 0/36 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/59 variables, 1/37 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/59 variables, 1/38 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/59 variables, 0/38 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 2/61 variables, 1/39 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/61 variables, 1/40 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/61 variables, 0/40 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 2/63 variables, 1/41 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/63 variables, 1/42 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/63 variables, 0/42 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 25 (OVERLAPS) 2/65 variables, 1/43 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/65 variables, 1/44 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/65 variables, 1/45 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/65 variables, 0/45 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 29 (OVERLAPS) 1/66 variables, 1/46 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/66 variables, 0/46 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 31 (OVERLAPS) 0/66 variables, 0/46 constraints. Problems are: Problem set: 6 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 66/66 variables, and 46 constraints, problems are : Problem set: 6 solved, 2 unsolved in 269 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 33/33 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 2/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 575ms problems are : Problem set: 6 solved, 2 unsolved
Finished Parikh walk after 627 steps, including 2 resets, run visited all 2 properties in 4 ms. (steps per millisecond=156 )
FORMULA CryptoMiner-PT-D10N100-ReachabilityFireability-2025-14 TRUE TECHNIQUES PARIKH_WALK
FORMULA CryptoMiner-PT-D10N100-ReachabilityFireability-2025-09 FALSE TECHNIQUES PARIKH_WALK
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 2 properties in 9 ms.
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 1809 ms.
BK_STOP 1748640355220
--------------------
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="CryptoMiner-PT-D10N100"
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 CryptoMiner-PT-D10N100, 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 r044-tall-174854028900679"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/CryptoMiner-PT-D10N100.tgz
mv CryptoMiner-PT-D10N100 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 '
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 ;