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.r034-tall-177946841700040.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 BridgeAndVehicles-COL-V20P10N50, examination is StateSpace
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r034-tall-177946841700040
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 532K
-rw-r--r-- 1 mcc users 6.7K Mar 5 08:27 CTLCardinality.txt
-rw-r--r-- 1 mcc users 59K Mar 5 08:27 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Mar 5 08:27 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Mar 5 08:27 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.2K Mar 15 07:33 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 07:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 15 07:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 07:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K Mar 5 08:28 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 174K Mar 5 08:28 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.8K Mar 5 08:27 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 67K Mar 5 08:27 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 15 07:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 07:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 10 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 41K 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 1779486024076

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StateSpace
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V20P10N50
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
StateSpace COL
Running Version 202604301425
[2026-05-22 21:40:25] [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]
[2026-05-22 21:40:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 21:40:25] [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.
[2026-05-22 21:40:25] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-22 21:40:25] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 562 ms
[2026-05-22 21:40:25] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 108 PT places and 90298.0 transition bindings in 19 ms.
[2026-05-22 21:40:25] [INFO ] Unfolded HLPN to a Petri net with 108 places and 2228 transitions 17190 arcs in 63 ms.
[2026-05-22 21:40:26] [INFO ] Unfolded 0 HLPN properties in 0 ms.
Starting structural reductions in STATESPACE mode, iteration 0 : 108/108 places, 2228/2228 transitions.
Running 2225 sub problems to find dead transitions.
[2026-05-22 21:40:26] [INFO ] Flow matrix only has 290 transitions (discarded 1938 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7175635949141449666.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2001837928374055696.kers'
[2026-05-22 21:40:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7175635949141449666.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2001837928374055696.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 290 rows 108 cols 1270 entries
Finished phase 1 with 61 SingleSign rule and 40 generalized
[2026-05-22 21:40:26] [INFO ] Computed 7 invariants in 1 ms
Computed 7 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-2001837928374055696.kers
Total runtime 3 ms.
[2026-05-22 21:40:26] [INFO ] State equation strengthened by 102 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2225 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 106/398 variables, and 6 constraints, problems are : Problem set: 0 solved, 2225 unsolved in 20083 ms.
Refiners :[Positive P Invariants (semi-flows): 5/7 constraints, State Equation: 0/108 constraints, ReadFeed: 0/102 constraints, PredecessorRefiner: 2225/142 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2225 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2225 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/106 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 2225 unsolved
Problem TDEAD1188 is UNSAT
Problem TDEAD1239 is UNSAT
Problem TDEAD1290 is UNSAT
Problem TDEAD1341 is UNSAT
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 106/398 variables, and 7 constraints, problems are : Problem set: 4 solved, 2221 unsolved in 20043 ms.
Refiners :[Positive P Invariants (semi-flows): 5/7 constraints, State Equation: 0/108 constraints, ReadFeed: 0/102 constraints, PredecessorRefiner: 2083/142 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42277ms problems are : Problem set: 4 solved, 2221 unsolved
Search for dead transitions found 4 dead transitions in 42330ms
Found 4 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 4 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 4 transitions.
[2026-05-22 21:41:08] [INFO ] Redundant transitions in 132 ms returned []
Starting structural reductions in STATESPACE mode, iteration 1 : 108/108 places, 2224/2228 transitions.
Finished structural reductions in STATESPACE mode , in 1 iterations and 43090 ms. Remains : 108/108 places, 2224/2228 transitions.
Final net has 108 places and 2224 transitions.
[2026-05-22 21:41:09] [INFO ] Flatten gal took : 209 ms
[2026-05-22 21:41:09] [INFO ] Applying decomposition
[2026-05-22 21:41:09] [INFO ] Flatten gal took : 130 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/graph15548122113585623312.txt' '-o' '/tmp/graph15548122113585623312.bin' '-w' '/tmp/graph15548122113585623312.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15548122113585623312.bin' '-l' '-1' '-v' '-w' '/tmp/graph15548122113585623312.weights' '-q' '0' '-e' '0.001'
[2026-05-22 21:41:10] [INFO ] Decomposing Gal with order
[2026-05-22 21:41:10] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 21:41:10] [INFO ] Removed a total of 4284 redundant transitions.
[2026-05-22 21:41:10] [INFO ] Flatten gal took : 787 ms
[2026-05-22 21:41:11] [INFO ] Fuse similar labels procedure discarded/fused a total of 392 labels/synchronizations in 34 ms.
[2026-05-22 21:41:11] [INFO ] Time to serialize gal into /tmp/StateSpace6574729123581534198.gal : 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/StateSpace6574729123581534198.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 ...219
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,9.08086e+06,158.177,1044328,34609,17624,1.58275e+06,102432,137,3.64512e+06,389,1.00547e+06,0
Total reachable state count : 9080862

Max variable value : 20
STATE_SPACE MAX_TOKEN_IN_PLACE 20 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Maximum sum along a path : 54
STATE_SPACE MAX_TOKEN_PER_MARKING 54 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Exact state count : 9080862
STATE_SPACE STATES 9080862 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Total runtime 204611 ms.

BK_STOP 1779486229941

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
++ perl -pe 's/.*\.//g'
+ 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="BridgeAndVehicles-COL-V20P10N50"
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 BridgeAndVehicles-COL-V20P10N50, 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 r034-tall-177946841700040"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V20P10N50.tgz
mv BridgeAndVehicles-COL-V20P10N50 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 ;