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-177946787900086.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 AutonomousCar-PT-06a, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r018-smll-177946787900086
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 580K
-rw-r--r-- 1 mcc users 7.6K Mar 5 16:45 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K Mar 5 16:45 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Mar 5 16:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Mar 5 16:45 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 15 07:20 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 15 07:20 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:20 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 07:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K Mar 5 16:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 82K Mar 5 16:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Mar 5 16:45 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K Mar 5 16:45 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:20 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:20 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 177K 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-06a-ReachabilityCardinality-2024-00
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2024-01
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2024-02
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2024-03
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2024-04
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2024-05
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2024-06
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2024-07
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2024-08
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2024-09
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2024-10
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2024-11
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2024-12
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2024-13
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2024-14
FORMULA_NAME AutonomousCar-PT-06a-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779482503236

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutonomousCar-PT-06a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-22 20:41:45] [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]
[2026-05-22 20:41:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 20:41:46] [INFO ] Load time of PNML (sax parser for PT used): 218 ms
[2026-05-22 20:41:46] [INFO ] Transformed 65 places.
[2026-05-22 20:41:46] [INFO ] Transformed 417 transitions.
[2026-05-22 20:41:46] [INFO ] Found NUPN structural information;
[2026-05-22 20:41:46] [INFO ] Parsed PT model containing 65 places and 417 transitions and 3356 arcs in 455 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 37 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 159 transitions
Reduce redundant transitions removed 159 transitions.
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2024-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2024-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2024-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2024-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2024-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-22 20:41:47] [INFO ] Flatten gal took : 363 ms
RANDOM walk for 40000 steps (2307 resets) in 3952 ms. (10 steps per ms) remains 1/7 properties
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2024-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2024-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-22 20:41:47] [INFO ] Flatten gal took : 155 ms
BEST_FIRST walk for 40003 steps (262 resets) in 439 ms. (90 steps per ms) remains 1/1 properties
[2026-05-22 20:41:47] [INFO ] Flow matrix only has 257 transitions (discarded 1 similar events)
[2026-05-22 20:41:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10148717311915760975.gal : 61 ms
[2026-05-22 20:41:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5560868619261418532.prop : 2 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/ReachabilityCardinality10148717311915760975.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5560868619261418532.prop' '--nowitness' '--gen-order' 'FOLLOW'
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8763100960107213604.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15243350885804710878.kers'

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
[2026-05-22 20:41:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8763100960107213604.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15243350885804710878.kers]
Normalized transition count is 256 out of 257 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 256 rows 64 cols 1877 entries
Finished phase 1 with 54 SingleSign rule and 0 generalized
[2026-05-22 20:41:48] [INFO ] Computed 11 invariants in 2 ms
Computed 11 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-15243350885804710878.kers
Total runtime 5 ms.
[2026-05-22 20:41:48] [INFO ] State equation strengthened by 147 read => feed constraints.
Loading property file /tmp/ReachabilityCardinality5560868619261418532.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :8 after 10
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 46
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :46 after 242
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :242 after 358
Problem AutonomousCar-PT-06a-ReachabilityCardinality-2024-00 is UNSAT
FORMULA AutonomousCar-PT-06a-ReachabilityCardinality-2024-00 FALSE TECHNIQUES SMT_REFINEMENT
After SMT solving in domain Real declared 11/322 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 167 ms.
Refiners :[Domain max(s): 0/65 constraints, Positive P Invariants (semi-flows): 0/11 constraints, State Equation: 0/65 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 395ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
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 2537 ms.

BK_STOP 1779482508367

--------------------
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="AutonomousCar-PT-06a"
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 AutonomousCar-PT-06a, 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 r018-smll-177946787900086"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-06a.tgz
mv AutonomousCar-PT-06a 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 ;