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-oct2-177944369900343.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-12b, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r008-oct2-177944369900343
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 792K
-rw-r--r-- 1 mcc users 7.3K Mar 5 16:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Mar 5 16:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K Mar 5 16:32 CTLFireability.txt
-rw-r--r-- 1 mcc users 37K Mar 5 16:32 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 07:15 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 07:15 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 07:15 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:15 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Mar 5 16:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 188K Mar 5 16:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K Mar 5 16:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Mar 5 16:32 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 07:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:15 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 266K 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 1779656116209

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-12b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202604301425
[2026-05-24 20:55:18] [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 20:55:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 20:55:18] [INFO ] Load time of PNML (sax parser for PT used): 116 ms
[2026-05-24 20:55:18] [INFO ] Transformed 1126 places.
[2026-05-24 20:55:18] [INFO ] Transformed 1124 transitions.
[2026-05-24 20:55:18] [INFO ] Found NUPN structural information;
[2026-05-24 20:55:18] [INFO ] Parsed PT model containing 1126 places and 1124 transitions and 2618 arcs in 241 ms.
Structural test allowed to assert that 671 places are NOT stable. Took 26 ms.
[2026-05-24 20:55:19] [INFO ] Flatten gal took : 309 ms
[2026-05-24 20:55:19] [INFO ] Flatten gal took : 208 ms
[2026-05-24 20:55:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6489282529341134785.gal : 61 ms
[2026-05-24 20:55:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17542682901616178821.prop : 7 ms
RANDOM walk for 40000 steps (72 resets) in 3755 ms. (10 steps per ms) remains 335/455 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 335/335 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/ReachabilityCardinality6489282529341134785.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17542682901616178821.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 335/335 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 335/335 properties
BEST_FIRST walk for 402 steps (8 resets) in 14 ms. (26 steps per ms) remains 335/335 properties
BEST_FIRST walk for 402 steps (8 resets) in 24 ms. (16 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 30 ms. (13 steps per ms) remains 335/335 properties
BEST_FIRST walk for 402 steps (8 resets) in 9 ms. (40 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 15 ms. (25 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 19 ms. (20 steps per ms) remains 335/335 properties

BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 335/335 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 335/335 properties
its-reach command run as :
BEST_FIRST walk for 402 steps (8 resets) in 9 ms. (40 steps per ms) remains 335/335 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 ...329
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 335/335 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 335/335 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 335/335 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 335/335 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 335/335 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 335/335 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 335/335 properties
BEST_FIRST walk for 402 steps (8 resets) in 11 ms. (33 steps per ms) remains 335/335 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 335/335 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 22 ms. (17 steps per ms) remains 335/335 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 16 ms. (23 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 335/335 properties
BEST_FIRST walk for 402 steps (8 resets) in 6 ms. (57 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 335/335 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 335/335 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 335/335 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 335/335 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 335/335 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 335/335 properties
Loading property file /tmp/ReachabilityCardinality17542682901616178821.prop.
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 335/335 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 335/335 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 335/335 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 335/335 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 335/335 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11300969077071621634.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3726326447872109846.kers'
[2026-05-24 20:55:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11300969077071621634.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3726326447872109846.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1124 rows 1126 cols 2618 entries
Finished phase 1 with 1036 SingleSign rule and 14 generalized
[2026-05-24 20:55:19] [INFO ] Computed 76 invariants in 6 ms
Computed 76 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-3726326447872109846.kers
Total runtime 8 ms.
SDD proceeding with computation,455 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,455 properties remain. new max is 8
SDD size :3 after 8
SDD proceeding with computation,455 properties remain. new max is 16
SDD size :8 after 17
SDD proceeding with computation,455 properties remain. new max is 32
SDD size :17 after 34
SDD proceeding with computation,455 properties remain. new max is 64
SDD size :34 after 68
SDD proceeding with computation,455 properties remain. new max is 128
SDD size :68 after 511
SDD proceeding with computation,455 properties remain. new max is 256
SDD size :511 after 8.77433e+07
SDD proceeding with computation,455 properties remain. new max is 512
SDD size :8.77433e+07 after 3.3187e+18
SDD proceeding with computation,455 properties remain. new max is 1024
SDD size :3.3187e+18 after 6.2762e+39
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/335 variables, 335/335 constraints. Problems are: Problem set: 0 solved, 335 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 335/2250 variables, and 335 constraints, problems are : Problem set: 0 solved, 335 unsolved in 5052 ms.
Refiners :[Domain max(s): 335/1126 constraints, Positive P Invariants (semi-flows): 0/75 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/1126 constraints, PredecessorRefiner: 335/335 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 335 unsolved
SDD proceeding with computation,455 properties remain. new max is 2048
SDD size :6.2762e+39 after 1.12772e+62
At refinement iteration 0 (INCLUDED_ONLY) 0/335 variables, 335/335 constraints. Problems are: Problem set: 0 solved, 335 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 335/2250 variables, and 335 constraints, problems are : Problem set: 0 solved, 335 unsolved in 5033 ms.
Refiners :[Domain max(s): 335/1126 constraints, Positive P Invariants (semi-flows): 0/75 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/1126 constraints, PredecessorRefiner: 0/335 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10261ms problems are : Problem set: 0 solved, 335 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 335 out of 1126 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1126/1126 places, 1124/1124 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 351 transitions
Trivial Post-agglo rules discarded 351 transitions
Performed 351 trivial Post agglomeration. Transition count delta: 351
Iterating post reduction 0 with 351 rules applied. Total rules applied 351 place count 1126 transition count 773
Reduce places removed 351 places and 0 transitions.
Ensure Unique test removed 43 transitions
Reduce isomorphic transitions removed 43 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 1 with 418 rules applied. Total rules applied 769 place count 775 transition count 706
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 2 with 24 rules applied. Total rules applied 793 place count 751 transition count 706
Performed 87 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 87 Pre rules applied. Total rules applied 793 place count 751 transition count 619
Deduced a syphon composed of 87 places in 2 ms
Reduce places removed 87 places and 0 transitions.
Iterating global reduction 3 with 174 rules applied. Total rules applied 967 place count 664 transition count 619
Discarding 17 places :
Symmetric choice reduction at 3 with 17 rule applications. Total rules 984 place count 647 transition count 602
Iterating global reduction 3 with 17 rules applied. Total rules applied 1001 place count 647 transition count 602
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 12 Pre rules applied. Total rules applied 1001 place count 647 transition count 590
Deduced a syphon composed of 12 places in 4 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 1025 place count 635 transition count 590
Performed 126 Post agglomeration using F-continuation condition.Transition count delta: 126
Deduced a syphon composed of 126 places in 1 ms
Reduce places removed 126 places and 0 transitions.
Iterating global reduction 3 with 252 rules applied. Total rules applied 1277 place count 509 transition count 464
Renaming transitions due to excessive name length > 1024 char.
Drop transitions (Redundant composition of simpler transitions.) removed 17 transitions
Redundant transition composition rules discarded 17 transitions
Iterating global reduction 3 with 17 rules applied. Total rules applied 1294 place count 509 transition count 447
Free-agglomeration rule applied 48 times.
Iterating global reduction 3 with 48 rules applied. Total rules applied 1342 place count 509 transition count 399
Reduce places removed 48 places and 0 transitions.
Iterating post reduction 3 with 48 rules applied. Total rules applied 1390 place count 461 transition count 399
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 1391 place count 460 transition count 398
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 1399 place count 452 transition count 398
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 8 Pre rules applied. Total rules applied 1399 place count 452 transition count 390
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 5 with 16 rules applied. Total rules applied 1415 place count 444 transition count 390
Applied a total of 1415 rules in 196 ms. Remains 444 /1126 variables (removed 682) and now considering 390/1124 (removed 734) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 204 ms. Remains : 444/1126 places, 390/1124 transitions.
RANDOM walk for 4086 steps (0 resets) in 298 ms. (13 steps per ms) remains 0/335 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query StableMarking after proving 456 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST TOPOLOGICAL
Total runtime 12451 ms.

BK_STOP 1779656130620

--------------------
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//
++ 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 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-12b"
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-12b, 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-oct2-177944369900343"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-12b.tgz
mv AutoFlight-PT-12b 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 ;