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.r354-tall-178024402800103.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 LastZero-PT-N12, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r354-tall-178024402800103
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.5M
-rw-r--r-- 1 mcc users 6.0K May 27 10:27 CTLCardinality.txt
-rw-r--r-- 1 mcc users 54K May 27 10:27 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.3K May 27 10:27 CTLFireability.txt
-rw-r--r-- 1 mcc users 71K May 27 10:27 CTLFireability.xml
-rw-r--r-- 1 mcc users 65K May 27 10:52 LTLCardinality.txt
-rw-r--r-- 1 mcc users 249K May 27 10:52 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 27 10:52 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 27 10:52 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 11K May 27 10:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 103K May 27 10:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K May 27 10:27 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 75K May 27 10:27 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 4.9K May 27 10:52 UpperBounds.txt
-rw-r--r-- 1 mcc users 13K May 27 10:52 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 26 18:17 equiv_col
-rw-r--r-- 1 mcc users 4 May 26 18:17 instance
-rw-r--r-- 1 mcc users 6 May 26 18:17 iscolored
-rw-r--r-- 1 mcc users 787K Jun 10 11:58 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 LastZero-PT-N12-ReachabilityFireability-2024-00
FORMULA_NAME LastZero-PT-N12-ReachabilityFireability-2024-01
FORMULA_NAME LastZero-PT-N12-ReachabilityFireability-2024-02
FORMULA_NAME LastZero-PT-N12-ReachabilityFireability-2024-03
FORMULA_NAME LastZero-PT-N12-ReachabilityFireability-2024-04
FORMULA_NAME LastZero-PT-N12-ReachabilityFireability-2024-05
FORMULA_NAME LastZero-PT-N12-ReachabilityFireability-2024-06
FORMULA_NAME LastZero-PT-N12-ReachabilityFireability-2024-07
FORMULA_NAME LastZero-PT-N12-ReachabilityFireability-2024-08
FORMULA_NAME LastZero-PT-N12-ReachabilityFireability-2024-09
FORMULA_NAME LastZero-PT-N12-ReachabilityFireability-2024-10
FORMULA_NAME LastZero-PT-N12-ReachabilityFireability-2024-11
FORMULA_NAME LastZero-PT-N12-ReachabilityFireability-2024-12
FORMULA_NAME LastZero-PT-N12-ReachabilityFireability-2024-13
FORMULA_NAME LastZero-PT-N12-ReachabilityFireability-2024-14
FORMULA_NAME LastZero-PT-N12-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1781099731712

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LastZero-PT-N12
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202604301425
[2026-06-10 13:55:32] [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]
[2026-06-10 13:55:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-10 13:55:33] [INFO ] Load time of PNML (sax parser for PT used): 130 ms
[2026-06-10 13:55:33] [INFO ] Transformed 364 places.
[2026-06-10 13:55:33] [INFO ] Transformed 2485 transitions.
[2026-06-10 13:55:33] [INFO ] Parsed PT model containing 364 places and 2485 transitions and 7743 arcs in 252 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 170 places in 13 ms
Reduce places removed 170 places and 1601 transitions.
Reduce places removed 1 places and 0 transitions.
FORMULA LastZero-PT-N12-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N12-ReachabilityFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N12-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N12-ReachabilityFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N12-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N12-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N12-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N12-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N12-ReachabilityFireability-2024-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N12-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA LastZero-PT-N12-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-06-10 13:55:33] [INFO ] Flatten gal took : 216 ms
RANDOM walk for 40000 steps (1080 resets) in 1490 ms. (26 steps per ms) remains 4/5 properties
FORMULA LastZero-PT-N12-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-06-10 13:55:33] [INFO ] Flatten gal took : 121 ms
BEST_FIRST walk for 40003 steps (165 resets) in 279 ms. (142 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (164 resets) in 139 ms. (285 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (165 resets) in 128 ms. (310 steps per ms) remains 4/4 properties
[2026-06-10 13:55:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5133115402893110951.gal : 47 ms
BEST_FIRST walk for 40004 steps (167 resets) in 200 ms. (199 steps per ms) remains 4/4 properties
[2026-06-10 13:55:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9452441566878955962.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/ReachabilityCardinality5133115402893110951.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9452441566878955962.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 ...328
[2026-06-10 13:55:34] [INFO ] Flow matrix only has 818 transitions (discarded 66 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10820557295898847838.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15776098544739259948.kers'
[2026-06-10 13:55:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10820557295898847838.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15776098544739259948.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 818 rows 192 cols 2207 entries
Finished phase 1 with 180 SingleSign rule and 0 generalized
[2026-06-10 13:55:34] [INFO ] Computed 13 invariants in 2 ms
Computed 13 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-15776098544739259948.kers
Total runtime 4 ms.
Loading property file /tmp/ReachabilityCardinality9452441566878955962.prop.
[2026-06-10 13:55:34] [INFO ] State equation strengthened by 156 read => feed constraints.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :6 after 18
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :18 after 40
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :40 after 250
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :250 after 2129
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :2129 after 59362
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :59362 after 8.07066e+06
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :8.07066e+06 after 8.07224e+06
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :8.07224e+06 after 8.15522e+06
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,1.02964e+07,0.254004,10760,2,3192,14,8276,10,0,1637,3502,0
Total reachable state count : 10296391

Verifying 4 reachability properties.
Reachability property LastZero-PT-N12-ReachabilityFireability-2024-00 does not hold.
FORMULA LastZero-PT-N12-ReachabilityFireability-2024-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : LastZero-PT-N12-ReachabilityFireability-2024-00

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
LastZero-PT-N12-ReachabilityFireability-2024-00,0,0.255574,10896,1,0,14,8276,10,0,1639,3502,0
Invariant property LastZero-PT-N12-ReachabilityFireability-2024-01 is true.
FORMULA LastZero-PT-N12-ReachabilityFireability-2024-01 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
LastZero-PT-N12-ReachabilityFireability-2024-01,0,0.256227,10932,1,0,14,8276,10,0,1641,3502,0
Invariant property LastZero-PT-N12-ReachabilityFireability-2024-13 is true.
FORMULA LastZero-PT-N12-ReachabilityFireability-2024-13 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
LastZero-PT-N12-ReachabilityFireability-2024-13,0,0.257129,10932,1,0,14,8276,10,0,1645,3502,0
Invariant property LastZero-PT-N12-ReachabilityFireability-2024-14 is true.
FORMULA LastZero-PT-N12-ReachabilityFireability-2024-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
LastZero-PT-N12-ReachabilityFireability-2024-14,0,0.258283,10932,1,0,14,8276,10,0,1647,3502,0
After SMT solving in domain Real declared 18/1011 variables, and 0 constraints, problems are : Problem set: 4 solved, 0 unsolved in 151 ms.
Refiners :[Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/193 constraints, ReadFeed: 0/156 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 272ms problems are : Problem set: 4 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
All properties solved without resorting to model-checking.
Total runtime 1543 ms.

BK_STOP 1781099734414

--------------------
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="LastZero-PT-N12"
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 LastZero-PT-N12, 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 r354-tall-178024402800103"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LastZero-PT-N12.tgz
mv LastZero-PT-N12 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 ;