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.r018-smll-177946787900064.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 AutonomousCar-PT-04b, examination is StateSpace
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r018-smll-177946787900064
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 5.8K Mar 5 16:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 58K Mar 5 16:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Mar 5 16:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Mar 5 16:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 07:19 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 07:19 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 07:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 07:19 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 5 16:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 123K Mar 5 16:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Mar 5 16:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Mar 5 16:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:19 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:19 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 110K 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 1779478517183

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StateSpace
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutonomousCar-PT-04b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StateSpace PT
Running Version 202604301425
[2026-05-22 19:35:19] [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 19:35:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 19:35:20] [INFO ] Load time of PNML (sax parser for PT used): 185 ms
[2026-05-22 19:35:20] [INFO ] Transformed 221 places.
[2026-05-22 19:35:20] [INFO ] Transformed 368 transitions.
[2026-05-22 19:35:20] [INFO ] Found NUPN structural information;
[2026-05-22 19:35:20] [INFO ] Parsed PT model containing 221 places and 368 transitions and 1658 arcs in 411 ms.
Starting structural reductions in STATESPACE mode, iteration 0 : 221/221 places, 368/368 transitions.
[2026-05-22 19:35:20] [INFO ] Redundant transitions in 40 ms returned []
Running 367 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-5713441057215884098.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15659971006899465448.kers'
[2026-05-22 19:35:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5713441057215884098.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15659971006899465448.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 368 rows 221 cols 1658 entries
Finished phase 1 with 212 SingleSign rule and 0 generalized
[2026-05-22 19:35:20] [INFO ] Computed 9 invariants in 4 ms
Computed 9 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-15659971006899465448.kers
Total runtime 6 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/220 variables, 220/220 constraints. Problems are: Problem set: 0 solved, 367 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/220 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 367 unsolved
At refinement iteration 2 (OVERLAPS) 1/221 variables, 9/229 constraints. Problems are: Problem set: 0 solved, 367 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/221 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 367 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/221 variables, 20/250 constraints. Problems are: Problem set: 0 solved, 367 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/221 variables, 12/262 constraints. Problems are: Problem set: 0 solved, 367 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 221/589 variables, and 262 constraints, problems are : Problem set: 0 solved, 367 unsolved in 30048 ms.
Refiners :[Domain max(s): 221/221 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 0/221 constraints, PredecessorRefiner: 367/367 constraints, Known Traps: 32/32 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 367 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/220 variables, 220/220 constraints. Problems are: Problem set: 0 solved, 367 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/220 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 367 unsolved
At refinement iteration 2 (OVERLAPS) 1/221 variables, 9/229 constraints. Problems are: Problem set: 0 solved, 367 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/221 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 367 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/221 variables, 32/262 constraints. Problems are: Problem set: 0 solved, 367 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/221 variables, 4/266 constraints. Problems are: Problem set: 0 solved, 367 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/221 variables, 4/270 constraints. Problems are: Problem set: 0 solved, 367 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/221 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 367 unsolved
Problem TDEAD10 is UNSAT
Problem TDEAD342 is UNSAT
At refinement iteration 8 (OVERLAPS) 368/589 variables, 221/491 constraints. Problems are: Problem set: 2 solved, 365 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/589 variables, 365/856 constraints. Problems are: Problem set: 2 solved, 365 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 589/589 variables, and 856 constraints, problems are : Problem set: 2 solved, 365 unsolved in 30027 ms.
Refiners :[Domain max(s): 221/221 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 221/221 constraints, PredecessorRefiner: 365/367 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61050ms problems are : Problem set: 2 solved, 365 unsolved
Search for dead transitions found 2 dead transitions in 61108ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) removed 2 transitions
Starting structural reductions in STATESPACE mode, iteration 1 : 221/221 places, 366/368 transitions.
Reduce places removed 1 places and 0 transitions.
Starting structural reductions in STATESPACE mode, iteration 2 : 220/221 places, 366/368 transitions.
Finished structural reductions in STATESPACE mode , in 2 iterations and 61443 ms. Remains : 220/221 places, 366/368 transitions.
Final net has 220 places and 366 transitions.
[2026-05-22 19:36:22] [INFO ] Flatten gal took : 152 ms
[2026-05-22 19:36:22] [INFO ] Applying decomposition
[2026-05-22 19:36:22] [INFO ] Flatten gal took : 57 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/graph14816882661112104649.txt' '-o' '/tmp/graph14816882661112104649.bin' '-w' '/tmp/graph14816882661112104649.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14816882661112104649.bin' '-l' '-1' '-v' '-w' '/tmp/graph14816882661112104649.weights' '-q' '0' '-e' '0.001'
[2026-05-22 19:36:22] [INFO ] Decomposing Gal with order
[2026-05-22 19:36:22] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-22 19:36:22] [INFO ] Removed a total of 396 redundant transitions.
[2026-05-22 19:36:22] [INFO ] Flatten gal took : 158 ms
[2026-05-22 19:36:22] [INFO ] Fuse similar labels procedure discarded/fused a total of 18 labels/synchronizations in 15 ms.
[2026-05-22 19:36:22] [INFO ] Time to serialize gal into /tmp/StateSpace17932913170686696000.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/StateSpace17932913170686696000.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,4.90617e+09,0.11102,6428,661,103,3870,833,497,4177,80,2736,0
Total reachable state count : 4906165480

Max variable value : 1
STATE_SPACE MAX_TOKEN_IN_PLACE 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Maximum sum along a path : 9
STATE_SPACE MAX_TOKEN_PER_MARKING 9 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Exact state count : 4906165480
STATE_SPACE STATES 4906165480 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Total runtime 63344 ms.

BK_STOP 1779478583242

--------------------
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="AutonomousCar-PT-04b"
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 AutonomousCar-PT-04b, 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 r018-smll-177946787900064"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-04b.tgz
mv AutonomousCar-PT-04b 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 ;