Execution Chart

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

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r002-oct2-177944366500590.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is AutoFlight-PT-96a, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944366500590
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.8K Mar 5 16:40 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K Mar 5 16:40 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Mar 5 16:38 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Mar 5 16:38 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:16 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 07:16 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:16 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:16 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.4K Mar 5 16:41 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 68K Mar 5 16:41 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.5K Mar 5 16:40 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 82K Mar 5 16:40 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 07:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:16 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 629K 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

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-2024-00
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-2024-01
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-2024-02
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-2024-03
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-2024-04
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-2024-05
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-2024-06
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-2024-07
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-2024-08
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-2024-09
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-2024-10
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-2024-11
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-2024-12
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-2024-13
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-2024-14
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779497418051

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutoFlight-PT-96a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-23 00:50:19] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 00:50:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 00:50:19] [INFO ] Load time of PNML (sax parser for PT used): 165 ms
[2026-05-23 00:50:19] [INFO ] Transformed 2251 places.
[2026-05-23 00:50:19] [INFO ] Transformed 2225 transitions.
[2026-05-23 00:50:19] [INFO ] Found NUPN structural information;
[2026-05-23 00:50:20] [INFO ] Parsed PT model containing 2251 places and 2225 transitions and 6914 arcs in 330 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 384 transitions
Reduce redundant transitions removed 384 transitions.
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-2024-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-2024-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-2024-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-23 00:50:21] [INFO ] Flatten gal took : 545 ms
[2026-05-23 00:50:21] [INFO ] Flatten gal took : 245 ms
RANDOM walk for 40000 steps (150 resets) in 4576 ms. (8 steps per ms) remains 7/12 properties
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-2024-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-2024-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-23 00:50:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2756594464070766494.gal : 68 ms
[2026-05-23 00:50:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17535224048761890391.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2756594464070766494.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17535224048761890391.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 40004 steps (8 resets) in 901 ms. (44 steps per ms) remains 7/7 properties
Loading property file /tmp/ReachabilityCardinality17535224048761890391.prop.
BEST_FIRST walk for 40004 steps (8 resets) in 601 ms. (66 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 733 ms. (54 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 697 ms. (57 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 508 ms. (78 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 577 ms. (69 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 427 ms. (93 steps per ms) remains 7/7 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14617978256270290739.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9267253186769501097.kers'
[2026-05-23 00:50:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14617978256270290739.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9267253186769501097.kers]
Culling duplicate invariants (modulo rational): removing 168 columns.
Culled 168 columns in 1 ms.
// Phase 1: matrix 1841 rows 2083 cols 5210 entries
Finished phase 1 with 1633 SingleSign rule and 104 generalized
[2026-05-23 00:50:22] [INFO ] Computed 514 invariants in 10 ms
Computed 514 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-9267253186769501097.kers
Total runtime 13 ms.
[2026-05-23 00:50:22] [INFO ] State equation strengthened by 384 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Problem AutoFlight-PT-96a-ReachabilityCardinality-2024-00 is UNSAT
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-2024-00 FALSE TECHNIQUES SMT_REFINEMENT
Problem AutoFlight-PT-96a-ReachabilityCardinality-2024-11 is UNSAT
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-2024-11 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 1359/1380 variables, 19/40 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1380 variables, 1359/1399 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1380 variables, 0/1399 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 870/2250 variables, 494/1893 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2250 variables, 870/2763 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2250 variables, 0/2763 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 1/2251 variables, 1/2764 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2251 variables, 1/2765 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2251 variables, 0/2765 constraints. Problems are: Problem set: 2 solved, 5 unsolved
SDD proceeding with computation,7 properties remain. new max is 4
SDD size :1 after 9
At refinement iteration 11 (OVERLAPS) 1841/4092 variables, 2251/5016 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/4092 variables, 384/5400 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/4092 variables, 0/5400 constraints. Problems are: Problem set: 2 solved, 5 unsolved
SDD proceeding with computation,7 properties remain. new max is 8
SDD size :9 after 257
At refinement iteration 14 (OVERLAPS) 0/4092 variables, 0/5400 constraints. Problems are: Problem set: 2 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4092/4092 variables, and 5400 constraints, problems are : Problem set: 2 solved, 5 unsolved in 4341 ms.
Refiners :[Domain max(s): 2251/2251 constraints, Positive P Invariants (semi-flows): 513/513 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 2251/2251 constraints, ReadFeed: 384/384 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 11/11 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/11 constraints. Problems are: Problem set: 2 solved, 5 unsolved
Problem AutoFlight-PT-96a-ReachabilityCardinality-2024-08 is UNSAT
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-2024-08 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 1357/1368 variables, 11/22 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1368 variables, 1357/1379 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1368 variables, 1/1380 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1368 variables, 0/1380 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 882/2250 variables, 502/1882 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2250 variables, 882/2764 constraints. Problems are: Problem set: 3 solved, 4 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2250/4092 variables, and 2766 constraints, problems are : Problem set: 3 solved, 4 unsolved in 5029 ms.
Refiners :[Domain max(s): 2250/2251 constraints, Positive P Invariants (semi-flows): 513/513 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/2251 constraints, ReadFeed: 0/384 constraints, PredecessorRefiner: 0/7 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9503ms problems are : Problem set: 3 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 2251 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2251/2251 places, 1841/1841 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 431 transitions
Trivial Post-agglo rules discarded 431 transitions
Performed 431 trivial Post agglomeration. Transition count delta: 431
Iterating post reduction 0 with 431 rules applied. Total rules applied 431 place count 2251 transition count 1410
Reduce places removed 431 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 1 with 434 rules applied. Total rules applied 865 place count 1820 transition count 1407
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 868 place count 1817 transition count 1407
Performed 136 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 136 Pre rules applied. Total rules applied 868 place count 1817 transition count 1271
Deduced a syphon composed of 136 places in 3 ms
Reduce places removed 136 places and 0 transitions.
Iterating global reduction 3 with 272 rules applied. Total rules applied 1140 place count 1681 transition count 1271
Performed 142 Post agglomeration using F-continuation condition.Transition count delta: 142
Deduced a syphon composed of 142 places in 3 ms
Reduce places removed 142 places and 0 transitions.
Iterating global reduction 3 with 284 rules applied. Total rules applied 1424 place count 1539 transition count 1129
Free-agglomeration rule applied 143 times.
Iterating global reduction 3 with 143 rules applied. Total rules applied 1567 place count 1539 transition count 986
Reduce places removed 143 places and 0 transitions.
Iterating post reduction 3 with 143 rules applied. Total rules applied 1710 place count 1396 transition count 986
Applied a total of 1710 rules in 677 ms. Remains 1396 /2251 variables (removed 855) and now considering 986/1841 (removed 855) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 698 ms. Remains : 1396/2251 places, 986/1841 transitions.
RANDOM walk for 40000 steps (35 resets) in 1053 ms. (37 steps per ms) remains 1/4 properties
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-2024-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 36706 steps (8 resets) in 498 ms. (73 steps per ms) remains 0/1 properties
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-2024-12 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
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 13722 ms.

BK_STOP 1779497433478

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -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="AutoFlight-PT-96a"
export BK_EXAMINATION="ReachabilityCardinality"
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 2-5973"
echo " Executing tool itstools"
echo " Input is AutoFlight-PT-96a, 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 r002-oct2-177944366500590"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-96a.tgz
mv AutoFlight-PT-96a 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.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;