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.r040-tall-177946844700392.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 itstools
Input is CANConstruction-PT-020, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r040-tall-177946844700392
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 11K Mar 6 09:35 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K Mar 6 09:35 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Mar 6 09:33 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Mar 6 09:33 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.8K Mar 15 07:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 07:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Mar 15 07:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 07:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 6 09:35 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 80K Mar 6 09:35 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 6 09:35 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Mar 6 09:35 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 15 07:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 15 07:50 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 641K 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1779481636390

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CANConstruction-PT-020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202604301425
[2026-05-22 20:27:17] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-22 20:27:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 20:27:17] [INFO ] Load time of PNML (sax parser for PT used): 122 ms
[2026-05-22 20:27:17] [INFO ] Transformed 1042 places.
[2026-05-22 20:27:17] [INFO ] Transformed 1760 transitions.
[2026-05-22 20:27:17] [INFO ] Parsed PT model containing 1042 places and 1760 transitions and 5200 arcs in 221 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1042/1042 places, 1760/1760 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 140 transitions
Trivial Post-agglo rules discarded 140 transitions
Performed 140 trivial Post agglomeration. Transition count delta: 140
Iterating post reduction 0 with 140 rules applied. Total rules applied 140 place count 1042 transition count 1620
Reduce places removed 140 places and 0 transitions.
Iterating post reduction 1 with 140 rules applied. Total rules applied 280 place count 902 transition count 1620
Performed 400 Post agglomeration using F-continuation condition.Transition count delta: 400
Deduced a syphon composed of 400 places in 3 ms
Reduce places removed 400 places and 0 transitions.
Iterating global reduction 2 with 800 rules applied. Total rules applied 1080 place count 502 transition count 1220
Applied a total of 1080 rules in 137 ms. Remains 502 /1042 variables (removed 540) and now considering 1220/1760 (removed 540) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5449464639868628702.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8334321797159099687.kers'
[2026-05-22 20:27:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5449464639868628702.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8334321797159099687.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1220 rows 502 cols 2540 entries
Finished phase 1 with 441 SingleSign rule and 20 generalized
[2026-05-22 20:27:17] [INFO ] Computed 41 invariants in 3 ms
Computed 41 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-8334321797159099687.kers
Total runtime 5 ms.
[2026-05-22 20:27:18] [INFO ] Implicit Places using invariants in 607 ms returned [5, 11, 17, 23, 29, 35, 41, 47, 53, 59, 65, 71, 77, 83, 89, 95, 101, 107, 113, 119]
Discarding 20 places :
Implicit Place search using SMT only with invariants took 639 ms to find 20 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 482/1042 places, 1220/1760 transitions.
Performed 40 Post agglomeration using F-continuation condition.Transition count delta: 40
Deduced a syphon composed of 40 places in 2 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 0 with 80 rules applied. Total rules applied 80 place count 442 transition count 1180
Applied a total of 80 rules in 20 ms. Remains 442 /482 variables (removed 40) and now considering 1180/1220 (removed 40) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-907865070708031845.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7931953402439019437.kers'
[2026-05-22 20:27:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-907865070708031845.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7931953402439019437.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1180 rows 442 cols 2780 entries
Finished phase 1 with 421 SingleSign rule and 0 generalized
[2026-05-22 20:27:18] [INFO ] Computed 21 invariants in 4 ms
Computed 21 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-7931953402439019437.kers
Total runtime 9 ms.
[2026-05-22 20:27:18] [INFO ] Implicit Places using invariants in 298 ms returned []
[2026-05-22 20:27:18] [INFO ] Invariant cache hit.
[2026-05-22 20:27:19] [INFO ] State equation strengthened by 1160 read => feed constraints.
[2026-05-22 20:27:22] [INFO ] Implicit Places using invariants and state equation in 3806 ms returned []
Implicit Place search using SMT with State Equation took 4110 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 442/1042 places, 1180/1760 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 4923 ms. Remains : 442/1042 places, 1180/1760 transitions.
Discarding 380 transitions out of 1180. Remains 800
Initial state reduction rules removed 20 formulas.
RANDOM walk for 27661 steps (284 resets) in 1693 ms. (16 steps per ms) remains 0/780 properties
[2026-05-22 20:27:23] [INFO ] Flatten gal took : 148 ms
[2026-05-22 20:27:23] [INFO ] Flatten gal took : 51 ms
[2026-05-22 20:27:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16341935627281167984.gal : 47 ms
[2026-05-22 20:27:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1726421042100473280.prop : 0 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/ReachabilityCardinality16341935627281167984.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1726421042100473280.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 800 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 6203 ms.

BK_STOP 1779481643756

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -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
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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 QuasiLiveness -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="CANConstruction-PT-020"
export BK_EXAMINATION="QuasiLiveness"
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 2-5973"
echo " Executing tool itstools"
echo " Input is CANConstruction-PT-020, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r040-tall-177946844700392"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CANConstruction-PT-020.tgz
mv CANConstruction-PT-020 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;