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.r344-smll-178021500900137.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 ErlangenMainframeV2-PT-bP02C02, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r344-smll-178021500900137
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 7.2K May 27 09:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 27 09:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 27 09:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 27 09:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 27 10:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 27 10:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 27 10:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 27 10:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 12K May 27 09:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 116K May 27 09:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K May 27 09:31 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K May 27 09:31 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 27 10:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 27 10:40 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 26 18:17 equiv_col
-rw-r--r-- 1 mcc users 8 May 26 18:17 instance
-rw-r--r-- 1 mcc users 6 May 26 18:17 iscolored
-rw-r--r-- 1 mcc users 67K May 26 18:17 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1780318309145

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ErlangenMainframeV2-PT-bP02C02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202604301425
[2026-06-01 12:51:51] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-06-01 12:51:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-01 12:51:51] [INFO ] Load time of PNML (sax parser for PT used): 170 ms
[2026-06-01 12:51:51] [INFO ] Transformed 199 places.
[2026-06-01 12:51:51] [INFO ] Transformed 259 transitions.
[2026-06-01 12:51:51] [INFO ] Found NUPN structural information;
[2026-06-01 12:51:51] [INFO ] Parsed PT model containing 199 places and 259 transitions and 872 arcs in 424 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 199/199 places, 259/259 transitions.
Graph (trivial) has 187 edges and 199 vertex of which 12 / 199 are part of one of the 5 SCC in 17 ms
Free SCC test removed 7 places
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 83 transitions
Trivial Post-agglo rules discarded 83 transitions
Performed 83 trivial Post agglomeration. Transition count delta: 83
Iterating post reduction 0 with 83 rules applied. Total rules applied 84 place count 192 transition count 168
Reduce places removed 83 places and 0 transitions.
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 1 with 95 rules applied. Total rules applied 179 place count 109 transition count 156
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 182 place count 106 transition count 156
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 182 place count 106 transition count 152
Deduced a syphon composed of 4 places in 2 ms
Ensure Unique test removed 1 places
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 9 rules applied. Total rules applied 191 place count 101 transition count 152
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Deduced a syphon composed of 50 places in 0 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 3 with 100 rules applied. Total rules applied 291 place count 51 transition count 102
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 299 place count 47 transition count 102
Applied a total of 299 rules in 144 ms. Remains 47 /199 variables (removed 152) and now considering 102/259 (removed 157) transitions.
[2026-06-01 12:51:52] [INFO ] Flow matrix only has 94 transitions (discarded 8 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-395956285794211904.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17619437362352457829.kers'
[2026-06-01 12:51:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-395956285794211904.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17619437362352457829.kers]
Normalized transition count is 93 out of 94 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 93 rows 46 cols 467 entries
Finished phase 1 with 33 SingleSign rule and 3 generalized
[2026-06-01 12:51:52] [INFO ] Computed 11 invariants in 0 ms
Computed 11 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-17619437362352457829.kers
Total runtime 2 ms.
[2026-06-01 12:51:52] [INFO ] Implicit Places using invariants in 481 ms returned [25]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 554 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 46/199 places, 102/259 transitions.
Applied a total of 0 rules in 4 ms. Remains 46 /46 variables (removed 0) and now considering 102/102 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 736 ms. Remains : 46/199 places, 102/259 transitions.
Discarding 30 transitions out of 102. Remains 72
Initial state reduction rules removed 1 formulas.
[2026-06-01 12:51:53] [INFO ] Flatten gal took : 226 ms
RANDOM walk for 40000 steps (1593 resets) in 2942 ms. (13 steps per ms) remains 3/71 properties
[2026-06-01 12:51:53] [INFO ] Flatten gal took : 52 ms
[2026-06-01 12:51:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3835218876169674179.gal : 35 ms
[2026-06-01 12:51:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10711755513682567224.prop : 4 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/ReachabilityCardinality3835218876169674179.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10711755513682567224.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40003 steps (15 resets) in 302 ms. (132 steps per ms) remains 2/3 properties

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
Loading property file /tmp/ReachabilityCardinality10711755513682567224.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 5
BEST_FIRST walk for 40002 steps (10 resets) in 166 ms. (239 steps per ms) remains 1/2 properties
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :5 after 25
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :25 after 91
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :91 after 241
Reachability property qltransition_63 is true.
Reachability property qltransition_62 is true.
Reachability property qltransition_60 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 33 fixpoint passes
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,1961,0.060455,5320,2,273,12,1988,6,0,284,1302,0
Total reachable state count : 1961

Verifying 3 reachability properties.
Reachability property qltransition_60 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
qltransition\_60,1,0.061393,5320,2,47,12,1988,7,0,299,1302,0
Reachability property qltransition_62 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
qltransition\_62,1,0.062098,5320,2,47,12,1988,8,0,306,1302,0
Reachability property qltransition_63 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
qltransition\_63,1,0.063049,5320,2,47,12,1988,9,0,309,1302,0
BEST_FIRST walk for 33491 steps (12 resets) in 123 ms. (270 steps per ms) remains 0/1 properties
Able to resolve query QuasiLiveness after proving 72 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 2454 ms.

BK_STOP 1780318314019

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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 QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="ErlangenMainframeV2-PT-bP02C02"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 ErlangenMainframeV2-PT-bP02C02, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r344-smll-178021500900137"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ErlangenMainframeV2-PT-bP02C02.tgz
mv ErlangenMainframeV2-PT-bP02C02 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;