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.r082-smll-177946993700384.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 DES-PT-20a, examination is StateSpace
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r082-smll-177946993700384
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 556K
-rw-r--r-- 1 mcc users 7.0K Mar 6 18:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Mar 6 18:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Mar 6 18:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Mar 6 18:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 08:57 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 08:57 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 15 08:57 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Mar 6 18:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 177K Mar 6 18:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Mar 6 18:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Mar 6 18:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Mar 15 08:57 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Mar 15 08:57 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 57K Mar 3 18:30 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 1779684596250

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StateSpace
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DES-PT-20a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StateSpace PT
Running Version 202604301425
[2026-05-25 04:49:57] [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]
[2026-05-25 04:49:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 04:49:58] [INFO ] Load time of PNML (sax parser for PT used): 108 ms
[2026-05-25 04:49:58] [INFO ] Transformed 195 places.
[2026-05-25 04:49:58] [INFO ] Transformed 152 transitions.
[2026-05-25 04:49:58] [INFO ] Found NUPN structural information;
[2026-05-25 04:49:58] [INFO ] Parsed PT model containing 195 places and 152 transitions and 742 arcs in 256 ms.
Ensure Unique test removed 14 transitions
Reduce redundant transitions removed 14 transitions.
Starting structural reductions in STATESPACE mode, iteration 0 : 195/195 places, 138/138 transitions.
[2026-05-25 04:49:58] [INFO ] Redundant transitions in 4 ms returned []
Running 137 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3988336317443648219.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8877702025252038297.kers'
[2026-05-25 04:49:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3988336317443648219.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8877702025252038297.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 138 rows 194 cols 675 entries
Finished phase 1 with 54 SingleSign rule and 82 generalized
[2026-05-25 04:49:58] [INFO ] Computed 59 invariants in 1 ms
Computed 59 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-8877702025252038297.kers
Total runtime 3 ms.
[2026-05-25 04:49:58] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/194 variables, 194/194 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/194 variables, 16/210 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/194 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 3 (OVERLAPS) 1/195 variables, 35/245 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 1/246 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/195 variables, 8/254 constraints. Problems are: Problem set: 0 solved, 137 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/195 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 7 (OVERLAPS) 138/333 variables, 195/449 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/333 variables, 1/450 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/333 variables, 2/452 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/333 variables, 2/454 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/333 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 12 (OVERLAPS) 0/333 variables, 0/454 constraints. Problems are: Problem set: 0 solved, 137 unsolved
No progress, stopping.
After SMT solving in domain Real declared 333/333 variables, and 454 constraints, problems are : Problem set: 0 solved, 137 unsolved in 15950 ms.
Refiners :[Domain max(s): 195/195 constraints, Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 195/195 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 137/137 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 137 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/194 variables, 194/194 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/194 variables, 16/210 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/194 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 3 (OVERLAPS) 1/195 variables, 35/245 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 1/246 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/195 variables, 8/254 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/195 variables, 4/258 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/195 variables, 1/259 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/195 variables, 0/259 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 9 (OVERLAPS) 138/333 variables, 195/454 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/333 variables, 1/455 constraints. Problems are: Problem set: 0 solved, 137 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/333 variables, 137/592 constraints. Problems are: Problem set: 0 solved, 137 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 333/333 variables, and 592 constraints, problems are : Problem set: 0 solved, 137 unsolved in 30025 ms.
Refiners :[Domain max(s): 195/195 constraints, Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 195/195 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 137/137 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 46253ms problems are : Problem set: 0 solved, 137 unsolved
Search for dead transitions found 0 dead transitions in 46274ms
Finished structural reductions in STATESPACE mode , in 1 iterations and 46452 ms. Remains : 195/195 places, 138/138 transitions.
Final net has 195 places and 138 transitions.
[2026-05-25 04:50:44] [INFO ] Flatten gal took : 75 ms
[2026-05-25 04:50:45] [INFO ] Applying decomposition
[2026-05-25 04:50:45] [INFO ] Flatten gal took : 25 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/graph17451182028859855060.txt' '-o' '/tmp/graph17451182028859855060.bin' '-w' '/tmp/graph17451182028859855060.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17451182028859855060.bin' '-l' '-1' '-v' '-w' '/tmp/graph17451182028859855060.weights' '-q' '0' '-e' '0.001'
[2026-05-25 04:50:45] [INFO ] Decomposing Gal with order
[2026-05-25 04:50:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 04:50:45] [INFO ] Removed a total of 14 redundant transitions.
[2026-05-25 04:50:45] [INFO ] Flatten gal took : 96 ms
[2026-05-25 04:50:45] [INFO ] Fuse similar labels procedure discarded/fused a total of 4 labels/synchronizations in 10 ms.
[2026-05-25 04:50:45] [INFO ] Time to serialize gal into /tmp/StateSpace11921884972896043725.gal : 12 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/StateSpace11921884972896043725.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,7.96935e+12,3.49373,82640,6908,1779,203854,6800,311,140801,226,33952,0
Total reachable state count : 7969347823493

Max variable value : 1
STATE_SPACE MAX_TOKEN_IN_PLACE 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Maximum sum along a path : 51
STATE_SPACE MAX_TOKEN_PER_MARKING 51 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Exact state count : 7969347823493
STATE_SPACE STATES 7969347823493 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 51081 ms.

BK_STOP 1779684649044

--------------------
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="DES-PT-20a"
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 DES-PT-20a, 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 r082-smll-177946993700384"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-20a.tgz
mv DES-PT-20a 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 ;