Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853730200887.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)
..............................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is BART-PT-060, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853730200887
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 127M
-rw-r--r-- 1 mcc users 3.8M May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 13M May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.4M May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 12M May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 1.2M May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 3.1M May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9M May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 4.8M May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.6M May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 31M May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.1M May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 24M May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 327K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 658K 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 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 15M 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 BART-PT-060-ReachabilityFireability-2025-00
FORMULA_NAME BART-PT-060-ReachabilityFireability-2025-01
FORMULA_NAME BART-PT-060-ReachabilityFireability-2025-02
FORMULA_NAME BART-PT-060-ReachabilityFireability-2025-03
FORMULA_NAME BART-PT-060-ReachabilityFireability-2025-04
FORMULA_NAME BART-PT-060-ReachabilityFireability-2025-05
FORMULA_NAME BART-PT-060-ReachabilityFireability-2025-06
FORMULA_NAME BART-PT-060-ReachabilityFireability-2025-07
FORMULA_NAME BART-PT-060-ReachabilityFireability-2025-08
FORMULA_NAME BART-PT-060-ReachabilityFireability-2025-09
FORMULA_NAME BART-PT-060-ReachabilityFireability-2025-10
FORMULA_NAME BART-PT-060-ReachabilityFireability-2025-11
FORMULA_NAME BART-PT-060-ReachabilityFireability-2025-12
FORMULA_NAME BART-PT-060-ReachabilityFireability-2025-13
FORMULA_NAME BART-PT-060-ReachabilityFireability-2025-14
FORMULA_NAME BART-PT-060-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1748678870519

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BART-PT-060
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-05-31 08:07:51] [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]
[2025-05-31 08:07:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 08:07:52] [INFO ] Load time of PNML (sax parser for PT used): 790 ms
[2025-05-31 08:07:52] [INFO ] Transformed 8130 places.
[2025-05-31 08:07:52] [INFO ] Transformed 12120 transitions.
[2025-05-31 08:07:52] [INFO ] Found NUPN structural information;
[2025-05-31 08:07:52] [INFO ] Parsed PT model containing 8130 places and 12120 transitions and 97200 arcs in 999 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 413 ms.
Reduction of identical properties reduced properties to check from 16 to 15
Working with output stream class java.io.PrintStream
Reduce places removed 210 places and 0 transitions.
RANDOM walk for 40000 steps (8 resets) in 3266 ms. (12 steps per ms) remains 8/15 properties
FORMULA BART-PT-060-ReachabilityFireability-2025-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-060-ReachabilityFireability-2025-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-060-ReachabilityFireability-2025-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-060-ReachabilityFireability-2025-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-060-ReachabilityFireability-2025-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-060-ReachabilityFireability-2025-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-060-ReachabilityFireability-2025-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-060-ReachabilityFireability-2025-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-05-31 08:07:56] [INFO ] Flatten gal took : 1687 ms
[2025-05-31 08:07:57] [INFO ] Flatten gal took : 437 ms
[2025-05-31 08:07:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10888797248896905937.gal : 256 ms
[2025-05-31 08:07:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8893864449144489321.prop : 172 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/ReachabilityCardinality10888797248896905937.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8893864449144489321.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/ReachabilityCardinality8893864449144489321.prop.
BEST_FIRST walk for 20030 steps (2 resets) in 20789 ms. (0 steps per ms) remains 6/8 properties
FORMULA BART-PT-060-ReachabilityFireability-2025-05 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BART-PT-060-ReachabilityFireability-2025-01 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 12338 ms. (3 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 114 ms. (347 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 205 ms. (194 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 123 ms. (322 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 938 ms. (42 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 6/6 properties
// Phase 1: matrix 12120 rows 7920 cols
[2025-05-31 08:08:04] [INFO ] Computed 60 invariants in 91 ms
Excessive predecessor constraint size, skipping predecessor.
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) 0/5959 variables, 5959/5959 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5959 variables, 0/5959 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1961/7920 variables, 60/6019 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7920 variables, 1961/7980 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 7920/20040 variables, and 7980 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5045 ms.
Refiners :[Domain max(s): 7920/7920 constraints, Positive P Invariants (semi-flows): 60/60 constraints, State Equation: 0/7920 constraints, PredecessorRefiner: 6/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5959 variables, 5959/5959 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5959 variables, 0/5959 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 1961/7920 variables, 60/6019 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7920 variables, 1961/7980 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 7920/20040 variables, and 7980 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5336 ms.
Refiners :[Domain max(s): 7920/7920 constraints, Positive P Invariants (semi-flows): 60/60 constraints, State Equation: 0/7920 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10681ms problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5959 out of 7920 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 7920/7920 places, 12120/12120 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 58 transitions
Trivial Post-agglo rules discarded 58 transitions
Performed 58 trivial Post agglomeration. Transition count delta: 58
Iterating post reduction 0 with 58 rules applied. Total rules applied 58 place count 7920 transition count 12062
Reduce places removed 58 places and 0 transitions.
Performed 471 Post agglomeration using F-continuation condition.Transition count delta: 471
Iterating post reduction 1 with 529 rules applied. Total rules applied 587 place count 7862 transition count 11591
Reduce places removed 471 places and 0 transitions.
Iterating post reduction 2 with 471 rules applied. Total rules applied 1058 place count 7391 transition count 11591
Performed 826 Post agglomeration using F-continuation condition.Transition count delta: 826
Deduced a syphon composed of 826 places in 9 ms
Reduce places removed 826 places and 0 transitions.
Iterating global reduction 3 with 1652 rules applied. Total rules applied 2710 place count 6565 transition count 10765
Drop transitions (Redundant composition of simpler transitions.) removed 2158 transitions
Redundant transition composition rules discarded 2158 transitions
Iterating global reduction 3 with 2158 rules applied. Total rules applied 4868 place count 6565 transition count 8607
Applied a total of 4868 rules in 987 ms. Remains 6565 /7920 variables (removed 1355) and now considering 8607/12120 (removed 3513) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 995 ms. Remains : 6565/7920 places, 8607/12120 transitions.
RANDOM walk for 40000 steps (8 resets) in 1129 ms. (35 steps per ms) remains 4/6 properties
FORMULA BART-PT-060-ReachabilityFireability-2025-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-PT-060-ReachabilityFireability-2025-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 9019 ms. (4 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 165 ms. (240 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 124 ms. (320 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 101 ms. (392 steps per ms) remains 4/4 properties
// Phase 1: matrix 8607 rows 6565 cols
[2025-05-31 08:08:19] [INFO ] Computed 60 invariants in 36 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5957 variables, 5957/5957 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5957 variables, 0/5957 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 608/6565 variables, 60/6017 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6565 variables, 608/6625 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6565 variables, 0/6625 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 8607/15172 variables, 6565/13190 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15172 variables, 0/13190 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/15172 variables, 0/13190 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 15172/15172 variables, and 13190 constraints, problems are : Problem set: 0 solved, 4 unsolved in 44356 ms.
Refiners :[Domain max(s): 6565/6565 constraints, Positive P Invariants (semi-flows): 60/60 constraints, State Equation: 6565/6565 constraints, PredecessorRefiner: 4/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5957 variables, 5957/5957 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5957 variables, 0/5957 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 608/6565 variables, 60/6017 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6565 variables, 608/6625 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6565 variables, 0/6625 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 8607/15172 variables, 6565/13190 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15172 variables, 2/13192 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/15172 variables, 0/13192 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/15172 variables, 0/13192 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 15172/15172 variables, and 13192 constraints, problems are : Problem set: 0 solved, 4 unsolved in 32238 ms.
Refiners :[Domain max(s): 6565/6565 constraints, Positive P Invariants (semi-flows): 60/60 constraints, State Equation: 6565/6565 constraints, PredecessorRefiner: 4/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 76730ms problems are : Problem set: 0 solved, 4 unsolved
FORMULA BART-PT-060-ReachabilityFireability-2025-15 TRUE TECHNIQUES PARIKH_WALK
FORMULA BART-PT-060-ReachabilityFireability-2025-14 TRUE TECHNIQUES PARIKH_WALK
FORMULA BART-PT-060-ReachabilityFireability-2025-02 FALSE TECHNIQUES PARIKH_WALK
Finished Parikh walk after 560 steps, including 0 resets, run visited all 1 properties in 8 ms. (steps per millisecond=70 )
FORMULA BART-PT-060-ReachabilityFireability-2025-10 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 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 4 properties in 1131 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 105202 ms.

BK_STOP 1748678977033

--------------------
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
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
+ 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="BART-PT-060"
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 BART-PT-060, 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 r002-tall-174853730200887"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BART-PT-060.tgz
mv BART-PT-060 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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;