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.r018-smll-177946787900023.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)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is AutonomousCar-PT-02a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r018-smll-177946787900023
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 412K
-rw-r--r-- 1 mcc users 6.5K Mar 5 16:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Mar 5 16:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Mar 5 16:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K Mar 5 16:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:17 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 07:17 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:17 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 5 16:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 117K Mar 5 16:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Mar 5 16:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 44K Mar 5 16:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:17 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:17 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 23K 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 AutonomousCar-PT-02a-ReachabilityFireability-2024-00
FORMULA_NAME AutonomousCar-PT-02a-ReachabilityFireability-2024-01
FORMULA_NAME AutonomousCar-PT-02a-ReachabilityFireability-2024-02
FORMULA_NAME AutonomousCar-PT-02a-ReachabilityFireability-2024-03
FORMULA_NAME AutonomousCar-PT-02a-ReachabilityFireability-2024-04
FORMULA_NAME AutonomousCar-PT-02a-ReachabilityFireability-2024-05
FORMULA_NAME AutonomousCar-PT-02a-ReachabilityFireability-2024-06
FORMULA_NAME AutonomousCar-PT-02a-ReachabilityFireability-2024-07
FORMULA_NAME AutonomousCar-PT-02a-ReachabilityFireability-2024-08
FORMULA_NAME AutonomousCar-PT-02a-ReachabilityFireability-2024-09
FORMULA_NAME AutonomousCar-PT-02a-ReachabilityFireability-2024-10
FORMULA_NAME AutonomousCar-PT-02a-ReachabilityFireability-2024-11
FORMULA_NAME AutonomousCar-PT-02a-ReachabilityFireability-2024-12
FORMULA_NAME AutonomousCar-PT-02a-ReachabilityFireability-2024-13
FORMULA_NAME AutonomousCar-PT-02a-ReachabilityFireability-2024-14
FORMULA_NAME AutonomousCar-PT-02a-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779473212492

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutonomousCar-PT-02a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-05-22 18:06:54] [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 18:06:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 18:06:55] [INFO ] Load time of PNML (sax parser for PT used): 103 ms
[2026-05-22 18:06:55] [INFO ] Transformed 33 places.
[2026-05-22 18:06:55] [INFO ] Transformed 69 transitions.
[2026-05-22 18:06:55] [INFO ] Found NUPN structural information;
[2026-05-22 18:06:55] [INFO ] Parsed PT model containing 33 places and 69 transitions and 368 arcs in 308 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 29 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Ensure Unique test removed 23 transitions
Reduce redundant transitions removed 23 transitions.
FORMULA AutonomousCar-PT-02a-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-02a-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-02a-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-02a-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-22 18:06:56] [INFO ] Flatten gal took : 67 ms
[2026-05-22 18:06:56] [INFO ] Flatten gal took : 46 ms
[2026-05-22 18:06:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9818768659043164453.gal : 37 ms
[2026-05-22 18:06:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15212111364628151124.prop : 16 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/ReachabilityCardinality9818768659043164453.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15212111364628151124.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40000 steps (2535 resets) in 2657 ms. (15 steps per ms) remains 7/12 properties
FORMULA AutonomousCar-PT-02a-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-02a-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-02a-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-02a-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-02a-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK

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/ReachabilityCardinality15212111364628151124.prop.
Reachability property AutonomousCar-PT-02a-ReachabilityFireability-2024-15 is true.
SDD proceeding with computation,11 properties remain. new max is 2
SDD size :1 after 6
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :6 after 7
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :7 after 10
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :10 after 78
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :78 after 106
Reachability property AutonomousCar-PT-02a-ReachabilityFireability-2024-14 is true.
Reachability property AutonomousCar-PT-02a-ReachabilityFireability-2024-13 is true.
SDD proceeding with computation,9 properties remain. new max is 32
SDD size :106 after 562
SDD proceeding with computation,9 properties remain. new max is 64
SDD size :562 after 822
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,2314,0.100481,4744,2,337,15,2854,15,0,314,1715,0
Total reachable state count : 2314

Verifying 12 reachability properties.
Reachability property AutonomousCar-PT-02a-ReachabilityFireability-2024-00 does not hold.
FORMULA AutonomousCar-PT-02a-ReachabilityFireability-2024-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : AutonomousCar-PT-02a-ReachabilityFireability-2024-00

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
AutonomousCar-PT-02a-ReachabilityFireability-2024-00,0,0.104535,4788,1,0,15,2854,15,0,340,1715,0
Invariant property AutonomousCar-PT-02a-ReachabilityFireability-2024-01 is true.
FORMULA AutonomousCar-PT-02a-ReachabilityFireability-2024-01 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
AutonomousCar-PT-02a-ReachabilityFireability-2024-01,0,0.107219,5008,1,0,15,2854,15,0,362,1715,0
Invariant property AutonomousCar-PT-02a-ReachabilityFireability-2024-02 is true.
FORMULA AutonomousCar-PT-02a-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
AutonomousCar-PT-02a-ReachabilityFireability-2024-02,0,0.111539,5008,1,0,15,2854,15,0,380,1715,0
Reachability property AutonomousCar-PT-02a-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
AutonomousCar-PT-02a-ReachabilityFireability-2024-03,49,0.116346,5016,2,56,15,2854,15,0,405,1715,0
Invariant property AutonomousCar-PT-02a-ReachabilityFireability-2024-04 is true.
FORMULA AutonomousCar-PT-02a-ReachabilityFireability-2024-04 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
AutonomousCar-PT-02a-ReachabilityFireability-2024-04,0,0.118579,5016,1,0,15,2854,15,0,422,1715,0
Reachability property AutonomousCar-PT-02a-ReachabilityFireability-2024-05 does not hold.
FORMULA AutonomousCar-PT-02a-ReachabilityFireability-2024-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : AutonomousCar-PT-02a-ReachabilityFireability-2024-05

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
AutonomousCar-PT-02a-ReachabilityFireability-2024-05,0,0.122586,5016,1,0,15,2854,15,0,445,1715,0
Reachability property AutonomousCar-PT-02a-ReachabilityFireability-2024-06 does not hold.
FORMULA AutonomousCar-PT-02a-ReachabilityFireability-2024-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : AutonomousCar-PT-02a-ReachabilityFireability-2024-06

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
AutonomousCar-PT-02a-ReachabilityFireability-2024-06,0,0.123702,5016,1,0,15,2854,15,0,453,1715,0
Invariant property AutonomousCar-PT-02a-ReachabilityFireability-2024-08 is true.
FORMULA AutonomousCar-PT-02a-ReachabilityFireability-2024-08 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
AutonomousCar-PT-02a-ReachabilityFireability-2024-08,0,0.124922,5016,1,0,15,2854,15,0,463,1715,0
Reachability property AutonomousCar-PT-02a-ReachabilityFireability-2024-10 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
AutonomousCar-PT-02a-ReachabilityFireability-2024-10,49,0.12533,5016,2,56,15,2854,15,0,463,1715,0
Reachability property AutonomousCar-PT-02a-ReachabilityFireability-2024-13 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
AutonomousCar-PT-02a-ReachabilityFireability-2024-13,98,0.125604,5016,2,78,15,2854,16,0,464,1715,0
Reachability property AutonomousCar-PT-02a-ReachabilityFireability-2024-14 is true.
BEST_FIRST walk for 40000 steps (913 resets) in 794 ms. (50 steps per ms) remains 7/7 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
AutonomousCar-PT-02a-ReachabilityFireability-2024-14,6,0.126012,5016,2,39,15,2854,17,0,465,1715,0
Reachability property AutonomousCar-PT-02a-ReachabilityFireability-2024-15 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
AutonomousCar-PT-02a-ReachabilityFireability-2024-15,28,0.1326,5108,2,58,15,2854,18,0,495,1715,0
BEST_FIRST walk for 40003 steps (885 resets) in 429 ms. (93 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (936 resets) in 372 ms. (107 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (1003 resets) in 197 ms. (202 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (1092 resets) in 233 ms. (170 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (617 resets) in 105 ms. (377 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (1019 resets) in 223 ms. (178 steps per ms) remains 7/7 properties
All properties solved without resorting to model-checking.
Total runtime 2172 ms.

BK_STOP 1779473217214

--------------------
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="AutonomousCar-PT-02a"
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 AutonomousCar-PT-02a, 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 r018-smll-177946787900023"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-02a.tgz
mv AutonomousCar-PT-02a 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 ;