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.r034-tall-177946842100654.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 CANConstruction-PT-050, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r034-tall-177946842100654
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.2M
-rw-r--r-- 1 mcc users 7.7K Mar 6 09:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64K Mar 6 09:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.5K Mar 6 09:24 CTLFireability.txt
-rw-r--r-- 1 mcc users 65K Mar 6 09:24 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.1K Mar 15 07:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 07:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Mar 15 07:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 07:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.6K Mar 6 09:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 68K Mar 6 09:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K Mar 6 09:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Mar 6 09:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 15 07:51 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 15 07:51 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 3.8M 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 CANConstruction-PT-050-ReachabilityCardinality-2024-00
FORMULA_NAME CANConstruction-PT-050-ReachabilityCardinality-2024-01
FORMULA_NAME CANConstruction-PT-050-ReachabilityCardinality-2024-02
FORMULA_NAME CANConstruction-PT-050-ReachabilityCardinality-2024-03
FORMULA_NAME CANConstruction-PT-050-ReachabilityCardinality-2024-04
FORMULA_NAME CANConstruction-PT-050-ReachabilityCardinality-2024-05
FORMULA_NAME CANConstruction-PT-050-ReachabilityCardinality-2024-06
FORMULA_NAME CANConstruction-PT-050-ReachabilityCardinality-2024-07
FORMULA_NAME CANConstruction-PT-050-ReachabilityCardinality-2024-08
FORMULA_NAME CANConstruction-PT-050-ReachabilityCardinality-2024-09
FORMULA_NAME CANConstruction-PT-050-ReachabilityCardinality-2024-10
FORMULA_NAME CANConstruction-PT-050-ReachabilityCardinality-2024-11
FORMULA_NAME CANConstruction-PT-050-ReachabilityCardinality-2024-12
FORMULA_NAME CANConstruction-PT-050-ReachabilityCardinality-2024-13
FORMULA_NAME CANConstruction-PT-050-ReachabilityCardinality-2024-14
FORMULA_NAME CANConstruction-PT-050-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779643465958

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CANConstruction-PT-050
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202604301425
[2026-05-24 17:24:27] [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]
[2026-05-24 17:24:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 17:24:27] [INFO ] Load time of PNML (sax parser for PT used): 313 ms
[2026-05-24 17:24:27] [INFO ] Transformed 5602 places.
[2026-05-24 17:24:27] [INFO ] Transformed 10400 transitions.
[2026-05-24 17:24:27] [INFO ] Parsed PT model containing 5602 places and 10400 transitions and 31000 arcs in 468 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 15 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (43 resets) in 2694 ms. (14 steps per ms) remains 3/16 properties
FORMULA CANConstruction-PT-050-ReachabilityCardinality-2024-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-050-ReachabilityCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-050-ReachabilityCardinality-2024-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-050-ReachabilityCardinality-2024-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-050-ReachabilityCardinality-2024-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-050-ReachabilityCardinality-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-050-ReachabilityCardinality-2024-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-050-ReachabilityCardinality-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-050-ReachabilityCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-050-ReachabilityCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-050-ReachabilityCardinality-2024-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-050-ReachabilityCardinality-2024-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CANConstruction-PT-050-ReachabilityCardinality-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 506 ms. (78 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 127 ms. (312 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 524 ms. (76 steps per ms) remains 3/3 properties
[2026-05-24 17:24:29] [INFO ] Flatten gal took : 841 ms
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6643416594696202048.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12242275390438863997.kers'
[2026-05-24 17:24:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6643416594696202048.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12242275390438863997.kers]
Culled 0 columns in 4 ms.
// Phase 1: matrix 10400 rows 5602 cols 21100 entries
Finished phase 1 with 5451 SingleSign rule and 50 generalized
[2026-05-24 17:24:29] [INFO ] Computed 101 invariants in 38 ms
Computed 101 P flows in 39 ms.
Exported basis to /tmp/petrispot-output-12242275390438863997.kers
Total runtime 45 ms.
[2026-05-24 17:24:29] [INFO ] Flatten gal took : 255 ms
[2026-05-24 17:24:29] [INFO ] State equation strengthened by 4950 read => feed constraints.
[2026-05-24 17:24:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10744232419596181504.gal : 150 ms
[2026-05-24 17:24:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11492938053871451137.prop : 14 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/ReachabilityCardinality10744232419596181504.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11492938053871451137.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
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/57 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem CANConstruction-PT-050-ReachabilityCardinality-2024-05 is UNSAT
FORMULA CANConstruction-PT-050-ReachabilityCardinality-2024-05 TRUE TECHNIQUES SMT_REFINEMENT
Problem CANConstruction-PT-050-ReachabilityCardinality-2024-13 is UNSAT
FORMULA CANConstruction-PT-050-ReachabilityCardinality-2024-13 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 3947/4004 variables, 43/43 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4004 variables, 0/43 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 29/4033 variables, 29/72 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4033 variables, 0/72 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 125/4158 variables, 3/75 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4158 variables, 0/75 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1443/5601 variables, 26/101 constraints. Problems are: Problem set: 2 solved, 1 unsolved
Loading property file /tmp/ReachabilityCardinality11492938053871451137.prop.
At refinement iteration 8 (INCLUDED_ONLY) 0/5601 variables, 0/101 constraints. Problems are: Problem set: 2 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 16001/16002 variables, and 5702 constraints, problems are : Problem set: 2 solved, 1 unsolved in 3538 ms.
Refiners :[Positive P Invariants (semi-flows): 98/98 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 5601/5602 constraints, ReadFeed: 0/4950 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 440/444 variables, 4/4 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/444 variables, 1/5 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/444 variables, 0/5 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 4/448 variables, 4/9 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/448 variables, 0/9 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 158/606 variables, 3/12 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/606 variables, 13/25 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/606 variables, 0/25 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 4995/5601 variables, 90/115 constraints. Problems are: Problem set: 2 solved, 1 unsolved
SMT process timed out in 25609ms, After SMT, problems are : Problem set: 2 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 5602 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5602/5602 places, 10400/10400 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 350 transitions
Trivial Post-agglo rules discarded 350 transitions
Performed 350 trivial Post agglomeration. Transition count delta: 350
Iterating post reduction 0 with 350 rules applied. Total rules applied 350 place count 5602 transition count 10050
Reduce places removed 350 places and 0 transitions.
Iterating post reduction 1 with 350 rules applied. Total rules applied 700 place count 5252 transition count 10050
Discarding 2398 places :
Symmetric choice reduction at 2 with 2398 rule applications. Total rules 3098 place count 2854 transition count 5254
Iterating global reduction 2 with 2398 rules applied. Total rules applied 5496 place count 2854 transition count 5254
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Deduced a syphon composed of 50 places in 4 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 2 with 100 rules applied. Total rules applied 5596 place count 2804 transition count 5204
Free-agglomeration rule applied 96 times.
Iterating global reduction 2 with 96 rules applied. Total rules applied 5692 place count 2804 transition count 5108
Reduce places removed 96 places and 0 transitions.
Iterating post reduction 2 with 96 rules applied. Total rules applied 5788 place count 2708 transition count 5108
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 3 with 4 rules applied. Total rules applied 5792 place count 2708 transition count 5108
Applied a total of 5792 rules in 2670 ms. Remains 2708 /5602 variables (removed 2894) and now considering 5108/10400 (removed 5292) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2677 ms. Remains : 2708/5602 places, 5108/10400 transitions.
RANDOM walk for 24976 steps (70 resets) in 857 ms. (29 steps per ms) remains 0/1 properties
FORMULA CANConstruction-PT-050-ReachabilityCardinality-2024-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_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 30665 ms.

BK_STOP 1779643497794

--------------------
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="CANConstruction-PT-050"
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 CANConstruction-PT-050, 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 r034-tall-177946842100654"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CANConstruction-PT-050.tgz
mv CANConstruction-PT-050 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 ;