About the Execution of ITS-Tools for AutonomousCar-PT-05b
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 424.340 | 17861.00 | 32390.00 | 157.30 | 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 | normal |
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-177946787900077.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-05b, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r018-smll-177946787900077
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 640K
-rw-r--r-- 1 mcc users 8.7K Mar 5 16:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 98K Mar 5 16:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Mar 5 16:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Mar 5 16:49 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 2.3K Mar 15 07:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:19 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 5 16:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 113K Mar 5 16:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 5 16:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 93K Mar 5 16:49 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 159K Mar 3 18:30 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of positive values
NUM_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME AutonomousCar-PT-05b-UpperBounds-00
FORMULA_NAME AutonomousCar-PT-05b-UpperBounds-01
FORMULA_NAME AutonomousCar-PT-05b-UpperBounds-02
FORMULA_NAME AutonomousCar-PT-05b-UpperBounds-03
FORMULA_NAME AutonomousCar-PT-05b-UpperBounds-04
FORMULA_NAME AutonomousCar-PT-05b-UpperBounds-05
FORMULA_NAME AutonomousCar-PT-05b-UpperBounds-06
FORMULA_NAME AutonomousCar-PT-05b-UpperBounds-07
FORMULA_NAME AutonomousCar-PT-05b-UpperBounds-08
FORMULA_NAME AutonomousCar-PT-05b-UpperBounds-09
FORMULA_NAME AutonomousCar-PT-05b-UpperBounds-10
FORMULA_NAME AutonomousCar-PT-05b-UpperBounds-11
FORMULA_NAME AutonomousCar-PT-05b-UpperBounds-12
FORMULA_NAME AutonomousCar-PT-05b-UpperBounds-13
FORMULA_NAME AutonomousCar-PT-05b-UpperBounds-14
FORMULA_NAME AutonomousCar-PT-05b-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1779481047162
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutonomousCar-PT-05b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-22 20:17:29] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-22 20:17:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 20:17:29] [INFO ] Load time of PNML (sax parser for PT used): 218 ms
[2026-05-22 20:17:29] [INFO ] Transformed 255 places.
[2026-05-22 20:17:29] [INFO ] Transformed 490 transitions.
[2026-05-22 20:17:29] [INFO ] Found NUPN structural information;
[2026-05-22 20:17:29] [INFO ] Parsed PT model containing 255 places and 490 transitions and 2527 arcs in 437 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 14 ms.
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5223688626821763308.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1764962999485818704.kers'
[2026-05-22 20:17:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5223688626821763308.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1764962999485818704.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 490 rows 255 cols 2527 entries
Finished phase 1 with 245 SingleSign rule and 0 generalized
[2026-05-22 20:17:30] [INFO ] Computed 10 invariants in 4 ms
Computed 10 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-1764962999485818704.kers
Total runtime 7 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (10 resets) in 109 ms. (90 steps per ms)
FORMULA AutonomousCar-PT-05b-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA AutonomousCar-PT-05b-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA AutonomousCar-PT-05b-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA AutonomousCar-PT-05b-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA AutonomousCar-PT-05b-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA AutonomousCar-PT-05b-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA AutonomousCar-PT-05b-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA AutonomousCar-PT-05b-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA AutonomousCar-PT-05b-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA AutonomousCar-PT-05b-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA AutonomousCar-PT-05b-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA AutonomousCar-PT-05b-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA AutonomousCar-PT-05b-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA AutonomousCar-PT-05b-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 20002 steps (42 resets) in 53 ms. (370 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2026-05-22 20:17:30] [INFO ] Invariant cache hit.
[2026-05-22 20:17:30] [INFO ] [Real]Absence check using 10 positive place invariants in 30 ms returned sat
[2026-05-22 20:17:31] [INFO ] [Real]Absence check using state equation in 438 ms returned sat
[2026-05-22 20:17:32] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 20:17:32] [INFO ] [Nat]Absence check using 10 positive place invariants in 22 ms returned sat
[2026-05-22 20:17:32] [INFO ] [Nat]Absence check using state equation in 333 ms returned sat
[2026-05-22 20:17:34] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1590 ms
[2026-05-22 20:17:34] [INFO ] Computed and/alt/rep : 211/245/211 causal constraints (skipped 278 transitions) in 159 ms.
[2026-05-22 20:17:35] [INFO ] Added : 89 causal constraints over 18 iterations in 1051 ms. Result :sat
Minimization took 301 ms.
[2026-05-22 20:17:36] [INFO ] [Real]Absence check using 10 positive place invariants in 15 ms returned sat
[2026-05-22 20:17:36] [INFO ] [Real]Absence check using state equation in 320 ms returned sat
[2026-05-22 20:17:36] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 20:17:36] [INFO ] [Nat]Absence check using 10 positive place invariants in 18 ms returned sat
[2026-05-22 20:17:37] [INFO ] [Nat]Absence check using state equation in 291 ms returned sat
[2026-05-22 20:17:38] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 923 ms
[2026-05-22 20:17:38] [INFO ] Computed and/alt/rep : 211/245/211 causal constraints (skipped 278 transitions) in 161 ms.
[2026-05-22 20:17:40] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 1534 ms
[2026-05-22 20:17:40] [INFO ] Added : 92 causal constraints over 19 iterations in 2705 ms. Result :sat
Minimization took 282 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0] Max Struct:[1, 1]
FORMULA AutonomousCar-PT-05b-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 255 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p237) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 255/255 places, 489/489 transitions.
Graph (trivial) has 242 edges and 255 vertex of which 4 / 255 are part of one of the 2 SCC in 10 ms
Free SCC test removed 2 places
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Graph (complete) has 758 edges and 253 vertex of which 248 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.4 ms
Discarding 5 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 113 transitions
Trivial Post-agglo rules discarded 113 transitions
Performed 113 trivial Post agglomeration. Transition count delta: 113
Iterating post reduction 0 with 114 rules applied. Total rules applied 116 place count 248 transition count 368
Reduce places removed 113 places and 0 transitions.
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 1 with 145 rules applied. Total rules applied 261 place count 135 transition count 336
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 2 with 18 rules applied. Total rules applied 279 place count 117 transition count 336
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 6 Pre rules applied. Total rules applied 279 place count 117 transition count 330
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 291 place count 111 transition count 330
Discarding 22 places :
Symmetric choice reduction at 3 with 22 rule applications. Total rules 313 place count 89 transition count 308
Iterating global reduction 3 with 22 rules applied. Total rules applied 335 place count 89 transition count 308
Ensure Unique test removed 100 transitions
Reduce isomorphic transitions removed 100 transitions.
Iterating post reduction 3 with 100 rules applied. Total rules applied 435 place count 89 transition count 208
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 435 place count 89 transition count 206
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 439 place count 87 transition count 206
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 445 place count 81 transition count 180
Iterating global reduction 4 with 6 rules applied. Total rules applied 451 place count 81 transition count 180
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 4 with 10 rules applied. Total rules applied 461 place count 81 transition count 170
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 466 place count 76 transition count 170
Performed 28 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 28 places in 1 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 6 with 56 rules applied. Total rules applied 522 place count 48 transition count 141
Discarding 5 places :
Symmetric choice reduction at 6 with 5 rule applications. Total rules 527 place count 43 transition count 111
Iterating global reduction 6 with 5 rules applied. Total rules applied 532 place count 43 transition count 111
Free-agglomeration rule applied 5 times.
Iterating global reduction 6 with 5 rules applied. Total rules applied 537 place count 43 transition count 106
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 6 with 5 rules applied. Total rules applied 542 place count 38 transition count 106
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 543 place count 38 transition count 106
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 7 with 1 rules applied. Total rules applied 544 place count 37 transition count 105
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 545 place count 36 transition count 105
Applied a total of 545 rules in 171 ms. Remains 36 /255 variables (removed 219) and now considering 105/489 (removed 384) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 183 ms. Remains : 36/255 places, 105/489 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15223067871473363809.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9702697987826628165.kers'
[2026-05-22 20:17:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15223067871473363809.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9702697987826628165.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 105 rows 35 cols 741 entries
Finished phase 1 with 27 SingleSign rule and 0 generalized
[2026-05-22 20:17:41] [INFO ] Computed 9 invariants in 2 ms
Computed 9 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-9702697987826628165.kers
Total runtime 2 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (12050 resets) in 2450 ms. (407 steps per ms)
FORMULA AutonomousCar-PT-05b-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (2424 resets) in 623 ms. (1602 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 15506 ms.
BK_STOP 1779481065023
--------------------
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
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -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 UpperBounds -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-05b"
export BK_EXAMINATION="UpperBounds"
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-05b, examination is UpperBounds"
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-177946787900077"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-05b.tgz
mv AutonomousCar-PT-05b execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 '
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;