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-178024402800080.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-COL-N26, examination is StateSpace
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r354-tall-178024402800080
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 460K
-rw-r--r-- 1 mcc users 5.5K May 27 10:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 48K May 27 10:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 27 10:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K May 27 10:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 27 10:55 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 27 10:55 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 27 10:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 27 10:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 26 18:17 NewModel
-rw-r--r-- 1 mcc users 11K May 27 10:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K May 27 10:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 10K May 27 10:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K May 27 10:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 27 10:56 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 27 10:56 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 26 18:17 equiv_pt
-rw-r--r-- 1 mcc users 4 May 26 18:17 instance
-rw-r--r-- 1 mcc users 5 May 26 18:17 iscolored
-rw-r--r-- 1 mcc users 46K Jun 10 17:28 model.pnml

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

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

no data necessary for post analysis


=== Now, execution of the tool begins

BK_START 1781121120914

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StateSpace
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=LastZero-COL-N26
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
StateSpace COL
Running Version 202604301425
[2026-06-10 19:52:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StateSpace, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-06-10 19:52:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-06-10 19:52:02] [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.
[2026-06-10 19:52:02] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-06-10 19:52:02] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 529 ms
[2026-06-10 19:52:02] [INFO ] Imported 4 HL places and 3 HL transitions for a total of 1512 PT places and 21141.0 transition bindings in 23 ms.
[2026-06-10 19:52:02] [INFO ] Unfolded HLPN to a Petri net with 1512 places and 21035 transitions 64457 arcs in 177 ms.
[2026-06-10 19:52:02] [INFO ] Unfolded 0 HLPN properties in 0 ms.
Deduced a syphon composed of 730 places in 86 ms
Reduce places removed 730 places and 13781 transitions.
Reduce places removed 1 places and 0 transitions.
Starting structural reductions in STATESPACE mode, iteration 0 : 781/781 places, 7254/7254 transitions.
[2026-06-10 19:52:04] [INFO ] Redundant transitions in 860 ms returned []
Running 7228 sub problems to find dead transitions.
[2026-06-10 19:52:04] [INFO ] Flow matrix only has 6929 transitions (discarded 325 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17586677427290453460.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10457100509460464537.kers'
[2026-06-10 19:52:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17586677427290453460.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10457100509460464537.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 2 ms.
// Phase 1: matrix 6929 rows 780 cols 19707 entries
Finished phase 1 with 754 SingleSign rule and 0 generalized
[2026-06-10 19:52:04] [INFO ] Computed 27 invariants in 23 ms
Computed 27 P flows in 24 ms.
Exported basis to /tmp/petrispot-output-10457100509460464537.kers
Total runtime 29 ms.
[2026-06-10 19:52:04] [INFO ] State equation strengthened by 702 read => feed constraints.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/779 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 7228 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 779/7710 variables, and 26 constraints, problems are : Problem set: 0 solved, 7228 unsolved in 30135 ms.
Refiners :[Positive P Invariants (semi-flows): 26/27 constraints, State Equation: 0/781 constraints, ReadFeed: 0/702 constraints, PredecessorRefiner: 7228/7228 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7228 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/779 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 7228 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 779/7710 variables, and 26 constraints, problems are : Problem set: 0 solved, 7228 unsolved in 30088 ms.
Refiners :[Positive P Invariants (semi-flows): 26/27 constraints, State Equation: 0/781 constraints, ReadFeed: 0/702 constraints, PredecessorRefiner: 0/7228 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 66699ms problems are : Problem set: 0 solved, 7228 unsolved
Search for dead transitions found 0 dead transitions in 66768ms
Finished structural reductions in STATESPACE mode , in 1 iterations and 67822 ms. Remains : 781/781 places, 7254/7254 transitions.
Final net has 781 places and 7254 transitions.
[2026-06-10 19:53:11] [INFO ] Flatten gal took : 433 ms
[2026-06-10 19:53:11] [INFO ] Applying decomposition
[2026-06-10 19:53:11] [INFO ] Flatten gal took : 183 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph12027250155771476938.txt' '-o' '/tmp/graph12027250155771476938.bin' '-w' '/tmp/graph12027250155771476938.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph12027250155771476938.bin' '-l' '-1' '-v' '-w' '/tmp/graph12027250155771476938.weights' '-q' '0' '-e' '0.001'
[2026-06-10 19:53:12] [INFO ] Decomposing Gal with order
[2026-06-10 19:53:12] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-06-10 19:53:12] [INFO ] Removed a total of 12605 redundant transitions.
[2026-06-10 19:53:13] [INFO ] Flatten gal took : 457 ms
[2026-06-10 19:53:13] [INFO ] Fuse similar labels procedure discarded/fused a total of 81 labels/synchronizations in 66 ms.
[2026-06-10 19:53:13] [INFO ] Time to serialize gal into /tmp/StateSpace15545284600406651401.gal : 48 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/StateSpace15545284600406651401.gal' '-t' 'CGAL' '--stats'

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 ...220
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\_mod\_flat,1.04729e+15,1.90376,61848,11155,162,52895,1223,4045,206423,86,3708,0
Total reachable state count : 1047287296331657

Max variable value : 1
STATE_SPACE MAX_TOKEN_IN_PLACE 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Maximum sum along a path : 53
STATE_SPACE MAX_TOKEN_PER_MARKING 54 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Exact state count : 1047287296331657
STATE_SPACE STATES 1047287296331657 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 73243 ms.

BK_STOP 1781121195353

--------------------
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
+ [[ StateSpace = StateSpace ]]
+ [[ -f modelMain.xml ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StateSpace -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 StateSpace -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-COL-N26"
export BK_EXAMINATION="StateSpace"
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-COL-N26, examination is StateSpace"
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-178024402800080"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LastZero-COL-N26.tgz
mv LastZero-COL-N26 execution
cd execution
if [ "StateSpace" = "ReachabilityDeadlock" ] || [ "StateSpace" = "UpperBounds" ] || [ "StateSpace" = "QuasiLiveness" ] || [ "StateSpace" = "StableMarking" ] || [ "StateSpace" = "Liveness" ] || [ "StateSpace" = "OneSafe" ] || [ "StateSpace" = "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 [ "StateSpace" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StateSpace" != "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 "StateSpace.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 '' StateSpace.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StateSpace" = "ReachabilityDeadlock" ] || [ "StateSpace" = "QuasiLiveness" ] || [ "StateSpace" = "StableMarking" ] || [ "StateSpace" = "Liveness" ] || [ "StateSpace" = "OneSafe" ] ; then
echo "FORMULA_NAME StateSpace"
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 ;