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.r002-oct2-177944365900102.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-0100, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944365900102
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.9M
-rw-r--r-- 1 mcc users 66K Mar 4 16:45 CTLCardinality.txt
-rw-r--r-- 1 mcc users 248K Mar 4 16:45 CTLCardinality.xml
-rw-r--r-- 1 mcc users 43K Mar 4 16:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 265K 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 6.5K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 36K Mar 15 07:00 LTLCardinality.txt
-rw-r--r-- 1 mcc users 109K Mar 15 07:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 22K Mar 15 07:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 103K Mar 15 07:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 58K Mar 4 16:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 237K Mar 4 16:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 31K Mar 4 16:46 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 191K Mar 4 16:46 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 8.2K Mar 15 07:00 UpperBounds.txt
-rw-r--r-- 1 mcc users 17K 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 433K 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 AirplaneLD-PT-0100-ReachabilityCardinality-2024-00
FORMULA_NAME AirplaneLD-PT-0100-ReachabilityCardinality-2024-01
FORMULA_NAME AirplaneLD-PT-0100-ReachabilityCardinality-2024-02
FORMULA_NAME AirplaneLD-PT-0100-ReachabilityCardinality-2024-03
FORMULA_NAME AirplaneLD-PT-0100-ReachabilityCardinality-2024-04
FORMULA_NAME AirplaneLD-PT-0100-ReachabilityCardinality-2024-05
FORMULA_NAME AirplaneLD-PT-0100-ReachabilityCardinality-2024-06
FORMULA_NAME AirplaneLD-PT-0100-ReachabilityCardinality-2024-07
FORMULA_NAME AirplaneLD-PT-0100-ReachabilityCardinality-2024-08
FORMULA_NAME AirplaneLD-PT-0100-ReachabilityCardinality-2024-09
FORMULA_NAME AirplaneLD-PT-0100-ReachabilityCardinality-2024-10
FORMULA_NAME AirplaneLD-PT-0100-ReachabilityCardinality-2024-11
FORMULA_NAME AirplaneLD-PT-0100-ReachabilityCardinality-2024-12
FORMULA_NAME AirplaneLD-PT-0100-ReachabilityCardinality-2024-13
FORMULA_NAME AirplaneLD-PT-0100-ReachabilityCardinality-2024-14
FORMULA_NAME AirplaneLD-PT-0100-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779461635797

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AirplaneLD-PT-0100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-22 14:53:57] [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 14:53:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 14:53:57] [INFO ] Load time of PNML (sax parser for PT used): 163 ms
[2026-05-22 14:53:57] [INFO ] Transformed 719 places.
[2026-05-22 14:53:57] [INFO ] Transformed 808 transitions.
[2026-05-22 14:53:57] [INFO ] Found NUPN structural information;
[2026-05-22 14:53:57] [INFO ] Parsed PT model containing 719 places and 808 transitions and 3078 arcs in 270 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 18 ms.
Working with output stream class java.io.PrintStream
Reduce places removed 302 places and 0 transitions.
FORMULA AirplaneLD-PT-0100-ReachabilityCardinality-2024-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0100-ReachabilityCardinality-2024-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0100-ReachabilityCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0100-ReachabilityCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0100-ReachabilityCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0100-ReachabilityCardinality-2024-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0100-ReachabilityCardinality-2024-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0100-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0100-ReachabilityCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0100-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0100-ReachabilityCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-PT-0100-ReachabilityCardinality-2024-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-22 14:53:58] [INFO ] Flatten gal took : 208 ms
[2026-05-22 14:53:58] [INFO ] Flatten gal took : 60 ms
[2026-05-22 14:53:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4839448771412818473.gal : 62 ms
[2026-05-22 14:53:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18402424793265616361.prop : 7 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/ReachabilityCardinality4839448771412818473.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18402424793265616361.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
RANDOM walk for 40000 steps (5025 resets) in 2965 ms. (13 steps per ms) remains 3/4 properties
FORMULA AirplaneLD-PT-0100-ReachabilityCardinality-2024-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (44 resets) in 148 ms. (268 steps per ms) remains 3/3 properties
Loading property file /tmp/ReachabilityCardinality18402424793265616361.prop.
BEST_FIRST walk for 40004 steps (24 resets) in 398 ms. (100 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (52 resets) in 225 ms. (177 steps per ms) remains 3/3 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1806284391264136472.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16732511653536508115.kers'
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :36 after 936
[2026-05-22 14:53:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1806284391264136472.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16732511653536508115.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 808 rows 417 cols 2270 entries
Finished phase 1 with 408 SingleSign rule and 6 generalized
[2026-05-22 14:53:58] [INFO ] Computed 3 invariants in 3 ms
Computed 3 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-16732511653536508115.kers
Total runtime 4 ms.
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :936 after 4556
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :4556 after 10201
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,3.48774e+07,0.409998,15652,2,2435,12,52247,10,0,2485,6483,0
Total reachable state count : 34877423

Verifying 4 reachability properties.
Reachability property AirplaneLD-PT-0100-ReachabilityCardinality-2024-02 does not hold.
FORMULA AirplaneLD-PT-0100-ReachabilityCardinality-2024-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : AirplaneLD-PT-0100-ReachabilityCardinality-2024-02

Problem AirplaneLD-PT-0100-ReachabilityCardinality-2024-03 is UNSAT
FORMULA AirplaneLD-PT-0100-ReachabilityCardinality-2024-03 TRUE TECHNIQUES SMT_REFINEMENT
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
AirplaneLD-PT-0100-ReachabilityCardinality-2024-02,0,0.438603,15760,1,0,12,52247,10,0,2814,6483,0
Invariant property AirplaneLD-PT-0100-ReachabilityCardinality-2024-03 is true.

All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/306 variables, 306/306 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/306 variables, 0/306 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 5/311 variables, 2/308 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/311 variables, 5/313 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/311 variables, 0/313 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/312 variables, 1/314 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/312 variables, 1/315 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/312 variables, 0/315 constraints. Problems are: Problem set: 2 solved, 1 unsolved
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
AirplaneLD-PT-0100-ReachabilityCardinality-2024-03,0,0.496052,16052,1,0,12,52247,10,0,3346,6483,0
Reachability property AirplaneLD-PT-0100-ReachabilityCardinality-2024-05 does not hold.
FORMULA AirplaneLD-PT-0100-ReachabilityCardinality-2024-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : AirplaneLD-PT-0100-ReachabilityCardinality-2024-05

After SMT solving in domain Real declared 1020/1225 variables, and 627 constraints, problems are : Problem set: 3 solved, 0 unsolved in 458 ms.
Refiners :[Domain max(s): 312/417 constraints, Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 312/417 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 543ms problems are : Problem set: 3 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 2068 ms.

BK_STOP 1779461639490

--------------------
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
++ 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 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="AirplaneLD-PT-0100"
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 AirplaneLD-PT-0100, 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 r002-oct2-177944365900102"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-PT-0100.tgz
mv AirplaneLD-PT-0100 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 ;