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-oct2-177944369900363.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-48b, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r008-oct2-177944369900363
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.3M
-rw-r--r-- 1 mcc users 5.6K Mar 5 18:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 52K Mar 5 18:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Mar 5 18:44 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K Mar 5 18:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Mar 15 07:16 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 07:16 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:16 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 07:16 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 5 18:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 5 18:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Mar 5 18:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 45K Mar 5 18:44 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 956K 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 1779656191392

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-48b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202604301425
[2026-05-24 20:56:33] [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 20:56:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 20:56:33] [INFO ] Load time of PNML (sax parser for PT used): 209 ms
[2026-05-24 20:56:33] [INFO ] Transformed 3950 places.
[2026-05-24 20:56:33] [INFO ] Transformed 3936 transitions.
[2026-05-24 20:56:33] [INFO ] Found NUPN structural information;
[2026-05-24 20:56:33] [INFO ] Parsed PT model containing 3950 places and 3936 transitions and 9104 arcs in 613 ms.
Structural test allowed to assert that 2347 places are NOT stable. Took 87 ms.
[2026-05-24 20:56:35] [INFO ] Flatten gal took : 566 ms
[2026-05-24 20:56:36] [INFO ] Flatten gal took : 400 ms
[2026-05-24 20:56:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1881106338243482089.gal : 134 ms
[2026-05-24 20:56:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6392834961990959556.prop : 9 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/ReachabilityCardinality1881106338243482089.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6392834961990959556.prop' '--nowitness' '--gen-order' 'FOLLOW'

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 ...328
Loading property file /tmp/ReachabilityCardinality6392834961990959556.prop.
RANDOM walk for 40000 steps (20 resets) in 9173 ms. (4 steps per ms) remains 1532/1603 properties
BEST_FIRST walk for 124 steps (8 resets) in 17 ms. (6 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 29 ms. (4 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 121 steps (8 resets) in 29 ms. (4 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 120 steps (8 resets) in 24 ms. (4 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 54 ms. (2 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 122 steps (8 resets) in 37 ms. (3 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 122 steps (8 resets) in 27 ms. (4 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 122 steps (8 resets) in 26 ms. (4 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 30 ms. (3 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 122 steps (8 resets) in 24 ms. (4 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 35 ms. (3 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 54 ms. (2 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 121 steps (8 resets) in 36 ms. (3 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 122 steps (8 resets) in 11 ms. (10 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 121 steps (8 resets) in 11 ms. (10 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 121 steps (8 resets) in 11 ms. (10 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 8 ms. (13 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 10 ms. (11 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 122 steps (8 resets) in 12 ms. (9 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 14 ms. (8 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 11 ms. (10 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 124 steps (8 resets) in 12 ms. (9 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 14 ms. (8 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 11 ms. (10 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 124 steps (8 resets) in 9 ms. (12 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 10 ms. (11 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 122 steps (8 resets) in 15 ms. (7 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 15 ms. (7 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 122 steps (8 resets) in 10 ms. (11 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 122 steps (8 resets) in 12 ms. (9 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 122 steps (8 resets) in 11 ms. (10 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 13 ms. (8 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 122 steps (8 resets) in 15 ms. (7 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 121 steps (8 resets) in 10 ms. (11 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 10 ms. (11 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 122 steps (8 resets) in 13 ms. (8 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 17 ms. (6 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 10 ms. (11 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 11 ms. (10 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 121 steps (8 resets) in 9 ms. (12 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 15 ms. (7 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 123 steps (8 resets) in 10 ms. (11 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 124 steps (8 resets) in 16 ms. (7 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 122 steps (8 resets) in 11 ms. (10 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 121 steps (8 resets) in 12 ms. (9 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 121 steps (8 resets) in 11 ms. (10 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 122 steps (8 resets) in 15 ms. (7 steps per ms) remains 1532/1532 properties
Probabilistic random walk after 30001 steps, saw 29661 distinct states, run finished after 5402 ms. (steps per millisecond=5 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12527952720428737114.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3712423724908358450.kers'
[2026-05-24 20:56:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12527952720428737114.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3712423724908358450.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 3936 rows 3950 cols 9104 entries
Finished phase 1 with 3640 SingleSign rule and 52 generalized
[2026-05-24 20:56:43] [INFO ] Computed 258 invariants in 34 ms
Computed 258 P flows in 40 ms.
Exported basis to /tmp/petrispot-output-3712423724908358450.kers
Total runtime 43 ms.
SDD proceeding with computation,1603 properties remain. new max is 4
SDD size :1 after 3
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1532 variables, 1532/1532 constraints. Problems are: Problem set: 0 solved, 1532 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1532/7886 variables, and 1532 constraints, problems are : Problem set: 0 solved, 1532 unsolved in 5136 ms.
Refiners :[Domain max(s): 1532/3950 constraints, Positive P Invariants (semi-flows): 0/257 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/3950 constraints, PredecessorRefiner: 1532/1532 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1532 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1532 variables, 1532/1532 constraints. Problems are: Problem set: 0 solved, 1532 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1532/7886 variables, and 1532 constraints, problems are : Problem set: 0 solved, 1532 unsolved in 5110 ms.
Refiners :[Domain max(s): 1532/3950 constraints, Positive P Invariants (semi-flows): 0/257 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/3950 constraints, PredecessorRefiner: 0/1532 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 11373ms problems are : Problem set: 0 solved, 1532 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1532 out of 3950 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3950/3950 places, 3936/3936 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1197 transitions
Trivial Post-agglo rules discarded 1197 transitions
Performed 1197 trivial Post agglomeration. Transition count delta: 1197
Iterating post reduction 0 with 1197 rules applied. Total rules applied 1197 place count 3950 transition count 2739
Reduce places removed 1197 places and 0 transitions.
Ensure Unique test removed 123 transitions
Reduce isomorphic transitions removed 123 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 1 with 1416 rules applied. Total rules applied 2613 place count 2753 transition count 2520
Reduce places removed 96 places and 0 transitions.
Iterating post reduction 2 with 96 rules applied. Total rules applied 2709 place count 2657 transition count 2520
Performed 219 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 219 Pre rules applied. Total rules applied 2709 place count 2657 transition count 2301
Deduced a syphon composed of 219 places in 17 ms
Reduce places removed 219 places and 0 transitions.
Iterating global reduction 3 with 438 rules applied. Total rules applied 3147 place count 2438 transition count 2301
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 3153 place count 2432 transition count 2295
Iterating global reduction 3 with 6 rules applied. Total rules applied 3159 place count 2432 transition count 2295
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 3159 place count 2432 transition count 2290
Deduced a syphon composed of 5 places in 45 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 3169 place count 2427 transition count 2290
Performed 461 Post agglomeration using F-continuation condition.Transition count delta: 461
Deduced a syphon composed of 461 places in 3 ms
Reduce places removed 461 places and 0 transitions.
Iterating global reduction 3 with 922 rules applied. Total rules applied 4091 place count 1966 transition count 1829
Renaming transitions due to excessive name length > 1024 char.
SDD proceeding with computation,1603 properties remain. new max is 8
Drop transitions (Redundant composition of simpler transitions.) removed 69 transitions
Redundant transition composition rules discarded 69 transitions
Iterating global reduction 3 with 69 rules applied. Total rules applied 4160 place count 1966 transition count 1760
SDD size :3 after 8
Free-agglomeration rule applied 144 times.
Iterating global reduction 3 with 144 rules applied. Total rules applied 4304 place count 1966 transition count 1616
Reduce places removed 144 places and 0 transitions.
Iterating post reduction 3 with 144 rules applied. Total rules applied 4448 place count 1822 transition count 1616
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 4449 place count 1821 transition count 1615
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 4455 place count 1815 transition count 1615
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 6 Pre rules applied. Total rules applied 4455 place count 1815 transition count 1609
Deduced a syphon composed of 6 places in 2 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 5 with 12 rules applied. Total rules applied 4467 place count 1809 transition count 1609
Applied a total of 4467 rules in 801 ms. Remains 1809 /3950 variables (removed 2141) and now considering 1609/3936 (removed 2327) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 809 ms. Remains : 1809/3950 places, 1609/3936 transitions.
RANDOM walk for 36592 steps (0 resets) in 1910 ms. (19 steps per ms) remains 0/1532 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query StableMarking after proving 1604 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST TOPOLOGICAL
Total runtime 22734 ms.

BK_STOP 1779656216052

--------------------
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-48b"
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-48b, 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-oct2-177944369900363"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-48b.tgz
mv AutoFlight-PT-48b 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 ;