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.r008-oct2-177944369600052.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 AirplaneLD-PT-0020, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r008-oct2-177944369600052
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 792K
-rw-r--r-- 1 mcc users 21K Mar 4 16:45 CTLCardinality.txt
-rw-r--r-- 1 mcc users 112K Mar 4 16:45 CTLCardinality.xml
-rw-r--r-- 1 mcc users 14K Mar 4 16:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 94K Mar 4 16:45 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.9K Mar 15 06:59 LTLCardinality.txt
-rw-r--r-- 1 mcc users 34K Mar 15 06:59 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Mar 15 07:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 27K Mar 15 07:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 30K Mar 4 16:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 160K Mar 4 16:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 20K Mar 4 16:45 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 130K Mar 4 16:45 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 07:00 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 15 07:00 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 91K 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 1779653860715

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=AirplaneLD-PT-0020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202604301425
[2026-05-24 20:17:42] [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]
[2026-05-24 20:17:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 20:17:42] [INFO ] Load time of PNML (sax parser for PT used): 85 ms
[2026-05-24 20:17:42] [INFO ] Transformed 159 places.
[2026-05-24 20:17:42] [INFO ] Transformed 168 transitions.
[2026-05-24 20:17:42] [INFO ] Found NUPN structural information;
[2026-05-24 20:17:42] [INFO ] Parsed PT model containing 159 places and 168 transitions and 638 arcs in 195 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 159/159 places, 168/168 transitions.
Reduce places removed 65 places and 0 transitions.
Iterating post reduction 0 with 65 rules applied. Total rules applied 65 place count 94 transition count 168
Applied a total of 65 rules in 32 ms. Remains 94 /159 variables (removed 65) and now considering 168/168 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6506309657985725304.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11509738004948472914.kers'
[2026-05-24 20:17:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6506309657985725304.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11509738004948472914.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 168 rows 94 cols 370 entries
Finished phase 1 with 88 SingleSign rule and 5 generalized
[2026-05-24 20:17:42] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11509738004948472914.kers
Total runtime 1 ms.
[2026-05-24 20:17:43] [INFO ] Implicit Places using invariants in 433 ms returned [93]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 481 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 93/159 places, 168/168 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 93 transition count 166
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 91 transition count 166
Applied a total of 4 rules in 28 ms. Remains 91 /93 variables (removed 2) and now considering 166/168 (removed 2) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11897497453803217847.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4473270989121865009.kers'
[2026-05-24 20:17:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11897497453803217847.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4473270989121865009.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 166 rows 91 cols 364 entries
Finished phase 1 with 91 SingleSign rule and 0 generalized
[2026-05-24 20:17:43] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4473270989121865009.kers
Total runtime 2 ms.
[2026-05-24 20:17:43] [INFO ] Implicit Places using invariants in 140 ms returned []
[2026-05-24 20:17:43] [INFO ] Invariant cache hit.
[2026-05-24 20:17:43] [INFO ] Implicit Places using invariants and state equation in 262 ms returned []
Implicit Place search using SMT with State Equation took 405 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 91/159 places, 166/168 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 970 ms. Remains : 91/159 places, 166/168 transitions.
Discarding 79 transitions out of 166. Remains 87
Initial state reduction rules removed 5 formulas.
RANDOM walk for 29811 steps (4278 resets) in 1142 ms. (26 steps per ms) remains 0/82 properties
[2026-05-24 20:17:44] [INFO ] Flatten gal took : 79 ms
[2026-05-24 20:17:44] [INFO ] Flatten gal took : 9 ms
[2026-05-24 20:17:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16909165027792424308.gal : 18 ms
[2026-05-24 20:17:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4757752164315943828.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/ReachabilityCardinality16909165027792424308.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4757752164315943828.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 87 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 2026 ms.

BK_STOP 1779653864408

--------------------
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
++ 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 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="AirplaneLD-PT-0020"
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 AirplaneLD-PT-0020, 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 r008-oct2-177944369600052"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-PT-0020.tgz
mv AirplaneLD-PT-0020 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 ;