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.r034-tall-177946841700007.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 BridgeAndVehicles-COL-V04P05N02, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r034-tall-177946841700007
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 528K
-rw-r--r-- 1 mcc users 7.4K Mar 5 08:03 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K Mar 5 08:03 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Mar 5 08:03 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Mar 5 08:03 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.3K Mar 15 07:31 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 07:31 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 15 07:31 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 07:31 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 5 08:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 117K Mar 5 08:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Mar 5 08:03 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 101K Mar 5 08:03 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 15 07:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 15 07:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 10 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 37K 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 BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-00
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-01
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-02
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-03
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-04
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-05
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-06
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-07
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-08
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-09
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-10
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-11
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-12
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-13
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-14
FORMULA_NAME BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779481078813

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V04P05N02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
ReachabilityFireability COL
Running Version 202604301425
[2026-05-22 20:18:00] [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]
[2026-05-22 20:18:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 20:18:00] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2026-05-22 20:18:00] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-22 20:18:00] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 628 ms
[2026-05-22 20:18:00] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 28 PT places and 346.0 transition bindings in 19 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 33 ms.
Working with output stream class java.io.PrintStream
[2026-05-22 20:18:00] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 4 ms.
[2026-05-22 20:18:00] [INFO ] Skeletonized 16 HLPN properties in 1 ms.
Remains 1 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Computed a total of 9 stabilizing places and 6 stable transitions
Graph (complete) has 22 edges and 12 vertex of which 10 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.5 ms
Initial state reduction rules removed 1 formulas.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Skeleton over-approximation was not fine enough to positively prove more properties of the HLPN.
Arc [1:1*[(MOD (ADD $cA 1) 5)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 5) 5) 5)]] contains successor/predecessor on variables of sort voitureB
Arc [13:1*[(MOD (ADD $cpt 1) 3)]] contains successor/predecessor on variables of sort compteur
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2026-05-22 20:18:00] [INFO ] Unfolded HLPN to a Petri net with 28 places and 52 transitions 326 arcs in 18 ms.
[2026-05-22 20:18:00] [INFO ] Unfolded 16 HLPN properties in 0 ms.
Initial state reduction rules removed 8 formulas.
FORMULA BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-22 20:18:01] [INFO ] Flatten gal took : 36 ms
[2026-05-22 20:18:01] [INFO ] Flatten gal took : 16 ms
[2026-05-22 20:18:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4129978807366610147.gal : 10 ms
[2026-05-22 20:18:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15457001964971124029.prop : 19 ms
RANDOM walk for 40000 steps (918 resets) in 1096 ms. (36 steps per ms) remains 2/7 properties
FORMULA BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
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/ReachabilityCardinality4129978807366610147.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15457001964971124029.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
Loading property file /tmp/ReachabilityCardinality15457001964971124029.prop.
Reachability property BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-09 is true.
SDD proceeding with computation,6 properties remain. new max is 2
SDD size :1 after 2
Invariant property BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-04 does not hold.
SDD proceeding with computation,5 properties remain. new max is 2
SDD size :2 after 8
Reachability property BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-06 is true.
SDD proceeding with computation,4 properties remain. new max is 2
SDD size :8 after 15
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :15 after 17
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :17 after 18
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :18 after 23
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :23 after 49
Reachability property BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-03 is true.
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :49 after 74
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :74 after 144
Reachability property BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-08 is true.
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :144 after 396
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :396 after 432
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :432 after 578
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1016 after 1076
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1786 after 1883
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,2874,0.260166,9712,2,2740,26,16280,8,0,263,17057,0
Total reachable state count : 2874

Verifying 7 reachability properties.
Invariant property BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-00 is true.
FORMULA BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-00,0,0.285065,9840,1,0,26,16280,8,0,354,17057,0
Invariant property BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-02 is true.
FORMULA BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-02 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-02,0,0.299332,9848,1,0,26,16280,8,0,366,17057,0
Reachability property BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-03 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-03,1,0.311711,9840,2,29,26,16280,9,0,403,17057,0
Invariant property BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-04 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-04,1,0.322486,9840,2,29,26,16280,10,0,424,17057,0
Reachability property BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-06 is true.

BEST_FIRST walk for 40001 steps (409 resets) in 1320 ms. (30 steps per ms) remains 2/2 properties
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-06,6,0.328585,9936,2,65,26,16280,11,0,433,17057,0
Reachability property BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-08 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-08,1,0.333525,9976,2,29,26,16280,12,0,436,17057,0
Reachability property BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-09 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BridgeAndVehicles-COL-V04P05N02-ReachabilityFireability-2024-09,5,0.337482,9976,2,71,26,16280,13,0,440,17057,0
BEST_FIRST walk for 40002 steps (445 resets) in 383 ms. (104 steps per ms) remains 2/2 properties
All properties solved without resorting to model-checking.
Total runtime 1720 ms.

BK_STOP 1779481081813

--------------------
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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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="BridgeAndVehicles-COL-V04P05N02"
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 2-5973"
echo " Executing tool itstools"
echo " Input is BridgeAndVehicles-COL-V04P05N02, 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 r034-tall-177946841700007"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V04P05N02.tgz
mv BridgeAndVehicles-COL-V04P05N02 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 ;