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-177946788000167.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 BART-COL-002, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r018-smll-177946788000167
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 668K
-rw-r--r-- 1 mcc users 8.1K Mar 5 09:21 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Mar 5 09:21 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Mar 5 09:21 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Mar 5 09:21 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K Mar 15 07:23 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 07:23 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 07:23 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:23 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 5 09:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 100K Mar 5 09:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Mar 5 09:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 107K Mar 5 09:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 07:23 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:23 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 184K 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 BART-COL-002-ReachabilityFireability-2024-00
FORMULA_NAME BART-COL-002-ReachabilityFireability-2024-01
FORMULA_NAME BART-COL-002-ReachabilityFireability-2024-02
FORMULA_NAME BART-COL-002-ReachabilityFireability-2024-03
FORMULA_NAME BART-COL-002-ReachabilityFireability-2024-04
FORMULA_NAME BART-COL-002-ReachabilityFireability-2024-05
FORMULA_NAME BART-COL-002-ReachabilityFireability-2024-06
FORMULA_NAME BART-COL-002-ReachabilityFireability-2024-07
FORMULA_NAME BART-COL-002-ReachabilityFireability-2024-08
FORMULA_NAME BART-COL-002-ReachabilityFireability-2024-09
FORMULA_NAME BART-COL-002-ReachabilityFireability-2024-10
FORMULA_NAME BART-COL-002-ReachabilityFireability-2024-11
FORMULA_NAME BART-COL-002-ReachabilityFireability-2024-12
FORMULA_NAME BART-COL-002-ReachabilityFireability-2024-13
FORMULA_NAME BART-COL-002-ReachabilityFireability-2024-14
FORMULA_NAME BART-COL-002-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779533727938

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BART-COL-002
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
ReachabilityFireability COL
Running Version 202604301425
[2026-05-23 10:55:30] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 10:55:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 10:55:30] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2026-05-23 10:55:31] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-23 10:55:32] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1523 ms
[2026-05-23 10:55:32] [INFO ] Detected 3 constant HL places corresponding to 10373 PT places.
[2026-05-23 10:55:32] [INFO ] Imported 4 HL places and 7 HL transitions for a total of 10865 PT places and 2.814459024E9 transition bindings in 138 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 58 ms.
Reduction of identical properties reduced properties to check from 16 to 12
Working with output stream class java.io.PrintStream
FORMULA BART-COL-002-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-COL-002-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-COL-002-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-COL-002-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BART-COL-002-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-23 10:55:32] [INFO ] Built PT skeleton of HLPN with 4 places and 7 transitions 26 arcs in 11 ms.
[2026-05-23 10:55:32] [INFO ] Skeletonized 10 HLPN properties in 1 ms.
Remains 2 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Computed a total of 1 stabilizing places and 2 stable transitions
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 5 transitions
Reduce redundant transitions removed 5 transitions.
Skeleton over-approximation was not fine enough to positively prove more properties of the HLPN.
Domain [distance(41), speed(6), distance(41)] of place NewDistTable breaks symmetries in sort distance
Arc [2:1*[(MOD (ADD $tsp 1) 6), $ds2]] contains successor/predecessor on variables of sort speed
Symmetric sort wr.t. initial and guards and successors and join/free detected :trainid
Symmetric sort wr.t. initial detected :trainid
Symmetric sort wr.t. initial and guards detected :trainid
Applying symmetric unfolding of full symmetric sort :trainid domain size was 2
[2026-05-23 10:55:33] [INFO ] Unfolded HLPN to a Petri net with 10619 places and 323 transitions 601 arcs in 590 ms.
[2026-05-23 10:55:33] [INFO ] Unfolded 10 HLPN properties in 2 ms.
[2026-05-23 10:55:33] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 10:55:33] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 10:55:33] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 10:55:33] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 10:55:33] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 10:55:33] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 10:55:33] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 10:55:33] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 10:55:33] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 10:55:33] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 10:55:33] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 10:55:33] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 10:55:33] [INFO ] Reduced 35 identical enabling conditions.
[2026-05-23 10:55:33] [INFO ] Reduced 35 identical enabling conditions.
Deduced a syphon composed of 10215 places in 4 ms
Reduce places removed 10487 places and 121 transitions.
[2026-05-23 10:55:34] [INFO ] Flatten gal took : 130 ms
[2026-05-23 10:55:34] [INFO ] Flatten gal took : 80 ms
[2026-05-23 10:55:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18044967781845645458.gal : 37 ms
[2026-05-23 10:55:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14396793511870772024.prop : 36 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/ReachabilityCardinality18044967781845645458.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14396793511870772024.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
RANDOM walk for 40002 steps (8 resets) in 2829 ms. (14 steps per ms) remains 2/10 properties
FORMULA BART-COL-002-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-002-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-002-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-002-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-002-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-002-ReachabilityFireability-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-002-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-002-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BART-COL-002-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Loading property file /tmp/ReachabilityCardinality14396793511870772024.prop.
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 18
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :18 after 20
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :20 after 25
Invariant property BART-COL-002-ReachabilityFireability-2024-03 does not hold.
Reachability property BART-COL-002-ReachabilityFireability-2024-01 is true.
Invariant property BART-COL-002-ReachabilityFireability-2024-00 does not hold.
SDD proceeding with computation,7 properties remain. new max is 16
SDD size :25 after 32
SDD proceeding with computation,7 properties remain. new max is 32
SDD size :32 after 37
Invariant property BART-COL-002-ReachabilityFireability-2024-13 does not hold.
Reachability property BART-COL-002-ReachabilityFireability-2024-11 is true.
Invariant property BART-COL-002-ReachabilityFireability-2024-10 does not hold.
Reachability property BART-COL-002-ReachabilityFireability-2024-08 is true.
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :37 after 684
BEST_FIRST walk for 40004 steps (8 resets) in 3064 ms. (13 steps per ms) remains 2/2 properties
Invariant property BART-COL-002-ReachabilityFireability-2024-05 does not hold.
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :684 after 774
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :774 after 816
BEST_FIRST walk for 40003 steps (8 resets) in 540 ms. (73 steps per ms) remains 2/2 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7078709255235943136.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12403713103673561591.kers'
[2026-05-23 10:55:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7078709255235943136.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12403713103673561591.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 202 rows 132 cols 404 entries
Finished phase 1 with 131 SingleSign rule and 0 generalized
[2026-05-23 10:55:35] [INFO ] Computed 1 invariants in 1 ms
Computed 1 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-12403713103673561591.kers
Total runtime 2 ms.
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :816 after 2555
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,8778,0.763693,11632,2,395,20,39278,8,0,879,8048,0
Total reachable state count : 8778

Verifying 10 reachability properties.
Invariant property BART-COL-002-ReachabilityFireability-2024-00 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BART-COL-002-ReachabilityFireability-2024-00,23,0.767199,11660,2,155,20,39278,9,0,881,8048,0
Reachability property BART-COL-002-ReachabilityFireability-2024-01 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BART-COL-002-ReachabilityFireability-2024-01,23,0.768064,11856,2,155,20,39278,9,0,881,8048,0
Invariant property BART-COL-002-ReachabilityFireability-2024-03 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BART-COL-002-ReachabilityFireability-2024-03,1,0.769491,11856,2,133,20,39278,10,0,903,8048,0
Problem BART-COL-002-ReachabilityFireability-2024-12 is UNSAT
FORMULA BART-COL-002-ReachabilityFireability-2024-12 TRUE TECHNIQUES SMT_REFINEMENT
Invariant property BART-COL-002-ReachabilityFireability-2024-05 does not hold.

Problem BART-COL-002-ReachabilityFireability-2024-15 is UNSAT
FORMULA BART-COL-002-ReachabilityFireability-2024-15 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
BART-COL-002-ReachabilityFireability-2024-05,1431,0.851664,11720,2,353,20,39278,11,0,1531,8048,0
Reachability property BART-COL-002-ReachabilityFireability-2024-08 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BART-COL-002-ReachabilityFireability-2024-08,1,0.856998,11736,2,133,20,39278,12,0,1533,8048,0
Invariant property BART-COL-002-ReachabilityFireability-2024-10 does not hold.

After SMT solving in domain Real declared 132/334 variables, and 0 constraints, problems are : Problem set: 2 solved, 0 unsolved in 187 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/132 constraints, PredecessorRefiner: 0/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 280ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
ITS runner timed out or was interrupted.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
BART-COL-002-ReachabilityFireability-2024-10,1,0.858068,11856,2,133,20,39278,13,0,1535,8048,0
Reachability property BART-COL-002-ReachabilityFireability-2024-11 is true.

ITS tools runner thread asked to quit. Dying gracefully.
All properties solved without resorting to model-checking.
Total runtime 5078 ms.

BK_STOP 1779533735677

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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 ReachabilityFireability -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="BART-COL-002"
export BK_EXAMINATION="ReachabilityFireability"
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 BART-COL-002, examination is ReachabilityFireability"
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-177946788000167"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BART-COL-002.tgz
mv BART-COL-002 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;