Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r008-oct2-177944369900358.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is AutoFlight-PT-48a, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r008-oct2-177944369900358
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 752K
-rw-r--r-- 1 mcc users 6.9K Mar 5 16:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Mar 5 16:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Mar 5 16:43 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Mar 5 16:43 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 07:16 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 07:16 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 07:16 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:16 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.5K Mar 5 16:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 96K Mar 5 16:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 5 16:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 94K Mar 5 16:44 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 07:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:16 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 309K 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 booleans
BOOL_VECTOR

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1779656176474

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=AutoFlight-PT-48a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202604301425
[2026-05-24 20:56:18] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-24 20:56:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 20:56:18] [INFO ] Load time of PNML (sax parser for PT used): 149 ms
[2026-05-24 20:56:18] [INFO ] Transformed 1127 places.
[2026-05-24 20:56:18] [INFO ] Transformed 1113 transitions.
[2026-05-24 20:56:18] [INFO ] Found NUPN structural information;
[2026-05-24 20:56:18] [INFO ] Parsed PT model containing 1127 places and 1113 transitions and 3458 arcs in 268 ms.
Structural test allowed to assert that 378 places are NOT stable. Took 18 ms.
Ensure Unique test removed 192 transitions
Reduce redundant transitions removed 192 transitions.
[2026-05-24 20:56:19] [INFO ] Flatten gal took : 531 ms
[2026-05-24 20:56:20] [INFO ] Flatten gal took : 224 ms
RANDOM walk for 40000 steps (276 resets) in 4659 ms. (8 steps per ms) remains 106/749 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 13 ms. (28 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 10 ms. (36 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 106/106 properties
[2026-05-24 20:56:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7156453835464596725.gal : 69 ms
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 20 ms. (19 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 106/106 properties
[2026-05-24 20:56:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4938880871825761538.prop : 3 ms
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 106/106 properties
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/ReachabilityCardinality7156453835464596725.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4938880871825761538.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 404 steps (0 resets) in 10 ms. (36 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 10 ms. (36 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 12 ms. (31 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 12 ms. (31 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 106/106 properties

its-reach command run as :

BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 106/106 properties
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 106/106 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 106/106 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3390688458361478734.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8365847797019427225.kers'
[2026-05-24 20:56:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3390688458361478734.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8365847797019427225.kers]
Loading property file /tmp/ReachabilityCardinality4938880871825761538.prop.
Culling duplicate invariants (modulo rational): removing 84 columns.
Culled 84 columns in 0 ms.
// Phase 1: matrix 921 rows 1043 cols 2606 entries
Finished phase 1 with 817 SingleSign rule and 52 generalized
[2026-05-24 20:56:20] [INFO ] Computed 258 invariants in 4 ms
Computed 258 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-8365847797019427225.kers
Total runtime 5 ms.
[2026-05-24 20:56:20] [INFO ] State equation strengthened by 192 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 106/106 constraints. Problems are: Problem set: 0 solved, 106 unsolved
SDD proceeding with computation,106 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,106 properties remain. new max is 8
SDD size :9 after 257
At refinement iteration 1 (INCLUDED_ONLY) 0/106 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (OVERLAPS) 764/870 variables, 87/193 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/870 variables, 764/957 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/870 variables, 0/957 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 256/1126 variables, 170/1127 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1126 variables, 256/1383 constraints. Problems are: Problem set: 0 solved, 106 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1126/2048 variables, and 1383 constraints, problems are : Problem set: 0 solved, 106 unsolved in 5061 ms.
Refiners :[Domain max(s): 1126/1127 constraints, Positive P Invariants (semi-flows): 257/257 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/1127 constraints, ReadFeed: 0/192 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/106 variables, 106/106 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/106 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (OVERLAPS) 764/870 variables, 87/193 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/870 variables, 764/957 constraints. Problems are: Problem set: 0 solved, 106 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 870/2048 variables, and 957 constraints, problems are : Problem set: 0 solved, 106 unsolved in 5027 ms.
Refiners :[Domain max(s): 870/1127 constraints, Positive P Invariants (semi-flows): 87/257 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/1127 constraints, ReadFeed: 0/192 constraints, PredecessorRefiner: 0/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10285ms problems are : Problem set: 0 solved, 106 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 106 out of 1127 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1127/1127 places, 921/921 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 220 transitions
Trivial Post-agglo rules discarded 220 transitions
Performed 220 trivial Post agglomeration. Transition count delta: 220
Iterating post reduction 0 with 220 rules applied. Total rules applied 220 place count 1127 transition count 701
Reduce places removed 220 places and 0 transitions.
Iterating post reduction 1 with 220 rules applied. Total rules applied 440 place count 907 transition count 701
Performed 68 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 68 Pre rules applied. Total rules applied 440 place count 907 transition count 633
Deduced a syphon composed of 68 places in 3 ms
Reduce places removed 68 places and 0 transitions.
Iterating global reduction 2 with 136 rules applied. Total rules applied 576 place count 839 transition count 633
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: 19
Deduced a syphon composed of 19 places in 2 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 2 with 38 rules applied. Total rules applied 614 place count 820 transition count 614
Free-agglomeration rule applied 72 times.
Iterating global reduction 2 with 72 rules applied. Total rules applied 686 place count 820 transition count 542
Reduce places removed 72 places and 0 transitions.
Iterating post reduction 2 with 72 rules applied. Total rules applied 758 place count 748 transition count 542
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 759 place count 747 transition count 541
Reduce places removed 151 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 213 transitions
Trivial Post-agglo rules discarded 213 transitions
Performed 213 trivial Post agglomeration. Transition count delta: 213
Iterating post reduction 3 with 364 rules applied. Total rules applied 1123 place count 596 transition count 328
Reduce places removed 213 places and 0 transitions.
Iterating post reduction 4 with 213 rules applied. Total rules applied 1336 place count 383 transition count 328
Performed 65 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 65 Pre rules applied. Total rules applied 1336 place count 383 transition count 263
Deduced a syphon composed of 65 places in 0 ms
Reduce places removed 65 places and 0 transitions.
Iterating global reduction 5 with 130 rules applied. Total rules applied 1466 place count 318 transition count 263
Applied a total of 1466 rules in 439 ms. Remains 318 /1127 variables (removed 809) and now considering 263/921 (removed 658) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 446 ms. Remains : 318/1127 places, 263/921 transitions.
RANDOM walk for 4906 steps (0 resets) in 147 ms. (33 steps per ms) remains 0/106 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query StableMarking after proving 750 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST TOPOLOGICAL
Total runtime 12822 ms.

BK_STOP 1779656191169

--------------------
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
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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 StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="AutoFlight-PT-48a"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 AutoFlight-PT-48a, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r008-oct2-177944369900358"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-48a.tgz
mv AutoFlight-PT-48a execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;