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-oct2-177944366400582.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)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is AutoFlight-PT-48b, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944366400582
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.3M
-rw-r--r-- 1 mcc users 5.6K Mar 5 18:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 52K Mar 5 18:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Mar 5 18:44 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K Mar 5 18:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Mar 15 07:16 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 07:16 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:16 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 07:16 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 5 18:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 5 18:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Mar 5 18:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 45K Mar 5 18:44 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 07:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:16 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 956K 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 AutoFlight-PT-48b-ReachabilityCardinality-2024-00
FORMULA_NAME AutoFlight-PT-48b-ReachabilityCardinality-2024-01
FORMULA_NAME AutoFlight-PT-48b-ReachabilityCardinality-2024-02
FORMULA_NAME AutoFlight-PT-48b-ReachabilityCardinality-2024-03
FORMULA_NAME AutoFlight-PT-48b-ReachabilityCardinality-2024-04
FORMULA_NAME AutoFlight-PT-48b-ReachabilityCardinality-2024-05
FORMULA_NAME AutoFlight-PT-48b-ReachabilityCardinality-2024-06
FORMULA_NAME AutoFlight-PT-48b-ReachabilityCardinality-2024-07
FORMULA_NAME AutoFlight-PT-48b-ReachabilityCardinality-2024-08
FORMULA_NAME AutoFlight-PT-48b-ReachabilityCardinality-2024-09
FORMULA_NAME AutoFlight-PT-48b-ReachabilityCardinality-2024-10
FORMULA_NAME AutoFlight-PT-48b-ReachabilityCardinality-2024-11
FORMULA_NAME AutoFlight-PT-48b-ReachabilityCardinality-2024-12
FORMULA_NAME AutoFlight-PT-48b-ReachabilityCardinality-2024-13
FORMULA_NAME AutoFlight-PT-48b-ReachabilityCardinality-2024-14
FORMULA_NAME AutoFlight-PT-48b-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779496800209

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutoFlight-PT-48b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-23 00:40:01] [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 00:40:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 00:40:02] [INFO ] Load time of PNML (sax parser for PT used): 257 ms
[2026-05-23 00:40:02] [INFO ] Transformed 3950 places.
[2026-05-23 00:40:02] [INFO ] Transformed 3936 transitions.
[2026-05-23 00:40:02] [INFO ] Found NUPN structural information;
[2026-05-23 00:40:02] [INFO ] Parsed PT model containing 3950 places and 3936 transitions and 9104 arcs in 540 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 15 ms.
Working with output stream class java.io.PrintStream
FORMULA AutoFlight-PT-48b-ReachabilityCardinality-2024-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-48b-ReachabilityCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-48b-ReachabilityCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-48b-ReachabilityCardinality-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (20 resets) in 1619 ms. (24 steps per ms) remains 4/12 properties
FORMULA AutoFlight-PT-48b-ReachabilityCardinality-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityCardinality-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityCardinality-2024-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 94 ms. (421 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 182 ms. (218 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 162 ms. (245 steps per ms) remains 4/4 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3025888271506598143.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9811543015395211746.kers'
[2026-05-23 00:40:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3025888271506598143.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9811543015395211746.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 3936 rows 3950 cols 9104 entries
Finished phase 1 with 3640 SingleSign rule and 52 generalized
[2026-05-23 00:40:03] [INFO ] Computed 258 invariants in 39 ms
Computed 258 P flows in 40 ms.
Exported basis to /tmp/petrispot-output-9811543015395211746.kers
Total runtime 43 ms.
[2026-05-23 00:40:03] [INFO ] Flatten gal took : 323 ms
[2026-05-23 00:40:03] [INFO ] Flatten gal took : 150 ms
[2026-05-23 00:40:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15014269401579154264.gal : 72 ms
[2026-05-23 00:40:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7589883816707427933.prop : 0 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/ReachabilityCardinality15014269401579154264.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7589883816707427933.prop' '--nowitness' '--gen-order' 'FOLLOW'
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved

At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
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
At refinement iteration 2 (OVERLAPS) 1208/1220 variables, 12/24 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Loading property file /tmp/ReachabilityCardinality7589883816707427933.prop.
At refinement iteration 3 (INCLUDED_ONLY) 0/1220 variables, 1208/1232 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1220 variables, 0/1232 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 2728/3948 variables, 245/1477 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3948 variables, 2728/4205 constraints. Problems are: Problem set: 0 solved, 4 unsolved
SMT process timed out in 6631ms, After SMT, problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 12 out of 3950 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3950/3950 places, 3936/3936 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1697 transitions
Trivial Post-agglo rules discarded 1697 transitions
Performed 1697 trivial Post agglomeration. Transition count delta: 1697
Iterating post reduction 0 with 1697 rules applied. Total rules applied 1697 place count 3950 transition count 2239
Reduce places removed 1697 places and 0 transitions.
Ensure Unique test removed 189 transitions
Reduce isomorphic transitions removed 189 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 94 transitions
Trivial Post-agglo rules discarded 94 transitions
Performed 94 trivial Post agglomeration. Transition count delta: 94
Iterating post reduction 1 with 1980 rules applied. Total rules applied 3677 place count 2253 transition count 1956
Reduce places removed 94 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 2 with 98 rules applied. Total rules applied 3775 place count 2159 transition count 1952
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 3779 place count 2155 transition count 1952
Performed 502 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 502 Pre rules applied. Total rules applied 3779 place count 2155 transition count 1450
Deduced a syphon composed of 502 places in 8 ms
Reduce places removed 502 places and 0 transitions.
Iterating global reduction 4 with 1004 rules applied. Total rules applied 4783 place count 1653 transition count 1450
Discarding 338 places :
Symmetric choice reduction at 4 with 338 rule applications. Total rules 5121 place count 1315 transition count 1112
Iterating global reduction 4 with 338 rules applied. Total rules applied 5459 place count 1315 transition count 1112
Performed 107 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 107 Pre rules applied. Total rules applied 5459 place count 1315 transition count 1005
Deduced a syphon composed of 107 places in 17 ms
Reduce places removed 107 places and 0 transitions.
Iterating global reduction 4 with 214 rules applied. Total rules applied 5673 place count 1208 transition count 1005
Performed 305 Post agglomeration using F-continuation condition.Transition count delta: 305
Deduced a syphon composed of 305 places in 1 ms
Reduce places removed 305 places and 0 transitions.
Iterating global reduction 4 with 610 rules applied. Total rules applied 6283 place count 903 transition count 700
Renaming transitions due to excessive name length > 1024 char.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 6285 place count 902 transition count 700
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 6287 place count 902 transition count 698
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 6289 place count 901 transition count 697
Free-agglomeration rule applied 142 times.
Iterating global reduction 4 with 142 rules applied. Total rules applied 6431 place count 901 transition count 555
Reduce places removed 142 places and 0 transitions.
Iterating post reduction 4 with 142 rules applied. Total rules applied 6573 place count 759 transition count 555
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 6574 place count 758 transition count 554
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 6580 place count 752 transition count 554
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 6 Pre rules applied. Total rules applied 6580 place count 752 transition count 548
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 6 with 12 rules applied. Total rules applied 6592 place count 746 transition count 548
Applied a total of 6592 rules in 977 ms. Remains 746 /3950 variables (removed 3204) and now considering 548/3936 (removed 3388) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 985 ms. Remains : 746/3950 places, 548/3936 transitions.
RANDOM walk for 40000 steps (168 resets) in 723 ms. (55 steps per ms) remains 1/4 properties
FORMULA AutoFlight-PT-48b-ReachabilityCardinality-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityCardinality-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 37386 steps (12 resets) in 359 ms. (103 steps per ms) remains 0/1 properties
FORMULA AutoFlight-PT-48b-ReachabilityCardinality-2024-14 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
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 9536 ms.

BK_STOP 1779496811253

--------------------
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="AutoFlight-PT-48b"
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 AutoFlight-PT-48b, 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-oct2-177944366400582"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-48b.tgz
mv AutoFlight-PT-48b 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 ;