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.r088-smll-177946995200168.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 Dekker-PT-020, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r088-smll-177946995200168
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 708K
-rw-r--r-- 1 mcc users 8.6K Mar 4 18:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 92K Mar 4 18:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.1K Mar 4 18:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Mar 4 18:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:52 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 08:52 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 15 08:52 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 08:52 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.9K Mar 4 18:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 99K Mar 4 18:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 4 18:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Mar 4 18:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 08:52 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 08:52 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 247K 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 1779492725969

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Dekker-PT-020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202604301425
[2026-05-22 23:32:08] [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]
[2026-05-22 23:32:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 23:32:09] [INFO ] Load time of PNML (sax parser for PT used): 252 ms
[2026-05-22 23:32:09] [INFO ] Transformed 100 places.
[2026-05-22 23:32:09] [INFO ] Transformed 440 transitions.
[2026-05-22 23:32:09] [INFO ] Found NUPN structural information;
[2026-05-22 23:32:09] [INFO ] Parsed PT model containing 100 places and 440 transitions and 3240 arcs in 493 ms.
RANDOM walk for 40000 steps (8 resets) in 3316 ms. (12 steps per ms) remains 19/100 properties
BEST_FIRST walk for 4004 steps (8 resets) in 45 ms. (87 steps per ms) remains 18/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 54 ms. (72 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 17/18 properties
[2026-05-22 23:32:10] [INFO ] Flatten gal took : 234 ms
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 15/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 13/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 13/13 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 13/13 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 12/13 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 11/12 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 10/11 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 9/10 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 9/9 properties
[2026-05-22 23:32:10] [INFO ] Flatten gal took : 101 ms
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 8/9 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 7/8 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4004 steps (8 resets) in 50 ms. (78 steps per ms) remains 7/7 properties
[2026-05-22 23:32:10] [INFO ] Flow matrix only has 80 transitions (discarded 360 similar events)
[2026-05-22 23:32:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9903481594167245689.gal : 84 ms
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12947356244977727468.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8574230251073719503.kers'
[2026-05-22 23:32:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14302232102730265685.prop : 1 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/ReachabilityCardinality9903481594167245689.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14302232102730265685.prop' '--nowitness' '--gen-order' 'FOLLOW'
[2026-05-22 23:32:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12947356244977727468.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8574230251073719503.kers]
Culling duplicate invariants (modulo rational): removing 40 columns.
Culled 40 columns in 0 ms.
// Phase 1: matrix 80 rows 60 cols 160 entries
Finished phase 1 with 40 SingleSign rule and 0 generalized
[2026-05-22 23:32:10] [INFO ] Computed 60 invariants in 0 ms
Computed 60 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-8574230251073719503.kers
Total runtime 2 ms.

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 ...329
[2026-05-22 23:32:10] [INFO ] State equation strengthened by 20 read => feed constraints.
Loading property file /tmp/ReachabilityCardinality14302232102730265685.prop.
SDD proceeding with computation,7 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,7 properties remain. new max is 8
SDD size :4 after 16
SDD proceeding with computation,7 properties remain. new max is 16
SDD size :16 after 128
SDD proceeding with computation,7 properties remain. new max is 32
SDD size :128 after 8192
Invariant property smplace_96 does not hold.
Invariant property smplace_84 does not hold.
Invariant property smplace_72 does not hold.
Invariant property smplace_63 does not hold.
Invariant property smplace_60 does not hold.
Invariant property smplace_48 does not hold.
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :8192 after 524380
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :524380 after 527872
All remaining problems are real, not stopping.
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :527872 after 5.50502e+06
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,1.15343e+07,0.235191,9660,2,329,18,10486,7,0,845,3947,0
Total reachable state count : 11534336

At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Verifying 7 reachability properties.
Invariant property smplace_48 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_48,4,0.236784,9788,2,107,18,10486,8,0,848,3947,0
Invariant property smplace_60 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_60,64,0.237153,9788,2,119,18,10486,9,0,850,3947,0
Invariant property smplace_63 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_63,128,0.237481,9788,2,122,18,10486,10,0,852,3947,0
Invariant property smplace_72 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_72,1024,0.237816,9788,2,131,18,10486,11,0,854,3947,0
Invariant property smplace_84 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_84,16384,0.238114,9788,2,143,18,10486,12,0,856,3947,0
Invariant property smplace_96 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_96,262144,0.238393,9788,2,155,18,10486,13,0,858,3947,0
Invariant property smplace_99 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
smplace\_99,524288,0.238662,9788,2,158,18,10486,13,0,859,3947,0
After SMT solving in domain Real declared 7/180 variables, and 7 constraints, problems are : Problem set: 7 solved, 0 unsolved in 239 ms.
Refiners :[Domain max(s): 7/100 constraints, Positive P Invariants (semi-flows): 0/40 constraints, Generalized P Invariants (flows): 0/20 constraints, State Equation: 0/100 constraints, ReadFeed: 0/20 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 377ms problems are : Problem set: 7 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Able to resolve query StableMarking after proving 100 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL
Total runtime 2315 ms.

BK_STOP 1779492731015

--------------------
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="Dekker-PT-020"
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 Dekker-PT-020, 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 r088-smll-177946995200168"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Dekker-PT-020.tgz
mv Dekker-PT-020 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 ;