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.r098-tall-177955695400118.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 Diffusion2D-PT-D20N050, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695400118
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.7M
-rw-r--r-- 1 mcc users 8.2K Mar 6 16:04 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Mar 6 16:04 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Mar 6 16:04 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Mar 6 16:04 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.3K Mar 15 09:05 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 09:05 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 15 09:05 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 09:05 LTLFireability.xml
-rw-r--r-- 1 mcc users 20K Mar 6 16:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 187K Mar 6 16:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K Mar 6 16:04 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 107K Mar 6 16:04 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 09:05 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 15 09:05 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 1.2M 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 Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-00
FORMULA_NAME Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-01
FORMULA_NAME Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-02
FORMULA_NAME Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-03
FORMULA_NAME Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-04
FORMULA_NAME Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-05
FORMULA_NAME Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-06
FORMULA_NAME Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-07
FORMULA_NAME Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-08
FORMULA_NAME Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-09
FORMULA_NAME Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-10
FORMULA_NAME Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-11
FORMULA_NAME Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-12
FORMULA_NAME Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-13
FORMULA_NAME Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-14
FORMULA_NAME Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779571171797

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Diffusion2D-PT-D20N050
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-23 21:19:32] [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]
[2026-05-23 21:19:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 21:19:33] [INFO ] Load time of PNML (sax parser for PT used): 145 ms
[2026-05-23 21:19:33] [INFO ] Transformed 400 places.
[2026-05-23 21:19:33] [INFO ] Transformed 2964 transitions.
[2026-05-23 21:19:33] [INFO ] Parsed PT model containing 400 places and 2964 transitions and 5928 arcs in 243 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 20 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40133 steps (8 resets) in 391 ms. (102 steps per ms) remains 8/16 properties
FORMULA Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 417 ms. (95 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 243 ms. (163 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 224 ms. (177 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 249 ms. (160 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 150 ms. (264 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 198 ms. (201 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 131 ms. (303 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 8/8 properties
[2026-05-23 21:19:33] [INFO ] Flatten gal took : 297 ms
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4941785875783675933.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2661021096969961537.kers'
[2026-05-23 21:19:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4941785875783675933.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2661021096969961537.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 2964 rows 400 cols 5928 entries
Finished phase 1 with 399 SingleSign rule and 0 generalized
[2026-05-23 21:19:34] [INFO ] Computed 1 invariants in 8 ms
Computed 1 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-2661021096969961537.kers
Total runtime 16 ms.
[2026-05-23 21:19:34] [INFO ] Flatten gal took : 121 ms
Excessive predecessor constraint size, skipping predecessor.
[2026-05-23 21:19:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17572075986941857105.gal : 97 ms
[2026-05-23 21:19:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17242083507997268132.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/ReachabilityCardinality17572075986941857105.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17242083507997268132.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 ...330
Loading property file /tmp/ReachabilityCardinality17242083507997268132.prop.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/203 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-14 is UNSAT
FORMULA Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-14 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 197/400 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/400 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 7 unsolved
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 14
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :14 after 29
Invariant property Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-02 does not hold.
FORMULA Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,7 properties remain. new max is 8
SDD size :29 after 38
SDD proceeding with computation,7 properties remain. new max is 16
SDD size :38 after 46
SDD proceeding with computation,7 properties remain. new max is 32
SDD size :46 after 56
SDD proceeding with computation,7 properties remain. new max is 64
SDD size :56 after 70
SDD proceeding with computation,7 properties remain. new max is 128
SDD size :70 after 126
At refinement iteration 3 (OVERLAPS) 2964/3364 variables, 400/401 constraints. Problems are: Problem set: 2 solved, 6 unsolved
SDD proceeding with computation,7 properties remain. new max is 256
SDD size :126 after 3841
At refinement iteration 4 (INCLUDED_ONLY) 0/3364 variables, 0/401 constraints. Problems are: Problem set: 2 solved, 6 unsolved
Invariant property Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-03 does not hold.
FORMULA Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
SDD proceeding with computation,6 properties remain. new max is 256
SDD size :3841 after 11846
At refinement iteration 5 (OVERLAPS) 0/3364 variables, 0/401 constraints. Problems are: Problem set: 3 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3364/3364 variables, and 401 constraints, problems are : Problem set: 3 solved, 5 unsolved in 1464 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 400/400 constraints, PredecessorRefiner: 8/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/136 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 264/400 variables, 1/1 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/400 variables, 0/1 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 2964/3364 variables, 400/401 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3364 variables, 1/402 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3364 variables, 0/402 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/3364 variables, 0/402 constraints. Problems are: Problem set: 3 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3364/3364 variables, and 402 constraints, problems are : Problem set: 3 solved, 5 unsolved in 2760 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 400/400 constraints, PredecessorRefiner: 5/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4444ms problems are : Problem set: 3 solved, 5 unsolved
Fused 5 Parikh solutions to 3 different solutions.
FORMULA Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-15 FALSE TECHNIQUES PARIKH_WALK
FORMULA Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-13 FALSE TECHNIQUES PARIKH_WALK
FORMULA Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-05 TRUE TECHNIQUES PARIKH_WALK
FORMULA Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-10 TRUE TECHNIQUES PARIKH_WALK
Finished Parikh walk after 1794 steps, including 0 resets, run visited all 1 properties in 8 ms. (steps per millisecond=224 )
FORMULA Diffusion2D-PT-D20N050-ReachabilityCardinality-2024-11 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 5 properties in 1713 ms.
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 7253 ms.

BK_STOP 1779571180223

--------------------
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="Diffusion2D-PT-D20N050"
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 Diffusion2D-PT-D20N050, 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 r098-tall-177955695400118"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Diffusion2D-PT-D20N050.tgz
mv Diffusion2D-PT-D20N050 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 ;