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.r168-smll-177961110200317.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 LeafsetExtension-PT-S32C3, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r168-smll-177961110200317
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.9M
-rw-r--r-- 1 mcc users 13K Mar 7 16:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Mar 7 16:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 7 16:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Mar 7 16:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 6.5K Mar 15 11:15 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 11:15 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.3K Mar 15 11:15 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 11:15 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K Mar 7 16:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 102K Mar 7 16:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 18K Mar 7 16:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K Mar 7 16:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 11:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.3K Mar 15 11:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 3.4M 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1779725143056

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=LeafsetExtension-PT-S32C3
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202604301425
[2026-05-25 16:05:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-25 16:05:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 16:05:46] [INFO ] Load time of PNML (sax parser for PT used): 607 ms
[2026-05-25 16:05:46] [INFO ] Transformed 5622 places.
[2026-05-25 16:05:46] [INFO ] Transformed 5449 transitions.
[2026-05-25 16:05:46] [INFO ] Parsed PT model containing 5622 places and 5449 transitions and 17500 arcs in 866 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 5622/5622 places, 5449/5449 transitions.
Reduce places removed 1093 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2112 transitions
Trivial Post-agglo rules discarded 2112 transitions
Performed 2112 trivial Post agglomeration. Transition count delta: 2112
Iterating post reduction 0 with 3205 rules applied. Total rules applied 3205 place count 4529 transition count 3337
Reduce places removed 2112 places and 0 transitions.
Iterating post reduction 1 with 2112 rules applied. Total rules applied 5317 place count 2417 transition count 3337
Performed 66 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 66 Pre rules applied. Total rules applied 5317 place count 2417 transition count 3271
Deduced a syphon composed of 66 places in 18 ms
Reduce places removed 66 places and 0 transitions.
Iterating global reduction 2 with 132 rules applied. Total rules applied 5449 place count 2351 transition count 3271
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 13 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 5453 place count 2349 transition count 3269
Applied a total of 5453 rules in 697 ms. Remains 2349 /5622 variables (removed 3273) and now considering 3269/5449 (removed 2180) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4334628952062870375.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12192646157616750665.kers'
[2026-05-25 16:05:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4334628952062870375.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12192646157616750665.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 4 ms.
// Phase 1: matrix 3269 rows 2348 cols 9772 entries
Finished phase 1 with 1154 SingleSign rule and 1093 generalized
[2026-05-25 16:05:47] [INFO ] Computed 102 invariants in 82 ms
Computed 102 P flows in 85 ms.
Exported basis to /tmp/petrispot-output-12192646157616750665.kers
Total runtime 93 ms.
[2026-05-25 16:05:53] [INFO ] Implicit Places using invariants in 6537 ms returned [69, 138, 207, 276, 345, 414, 483, 552, 621, 690, 759, 828, 897, 966, 1035, 1104, 1106, 1174, 1243, 1312, 1381, 1450, 1519, 1588, 1657, 1726, 1795, 1864, 1933, 2002, 2071, 2140, 2209, 2278]
Discarding 34 places :
Implicit Place search using SMT only with invariants took 6616 ms to find 34 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 2315/5622 places, 3269/5449 transitions.
Performed 1056 Post agglomeration using F-continuation condition.Transition count delta: 1056
Deduced a syphon composed of 1056 places in 3 ms
Reduce places removed 1056 places and 0 transitions.
Iterating global reduction 0 with 2112 rules applied. Total rules applied 2112 place count 1259 transition count 2213
Applied a total of 2112 rules in 402 ms. Remains 1259 /2315 variables (removed 1056) and now considering 2213/3269 (removed 1056) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4084717049055294697.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11105013806914701801.kers'
[2026-05-25 16:05:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4084717049055294697.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11105013806914701801.kers]
Culled 0 columns in 10 ms.
// Phase 1: matrix 2213 rows 1259 cols 6571 entries
Finished phase 1 with 131 SingleSign rule and 1060 generalized
[2026-05-25 16:05:54] [INFO ] Computed 68 invariants in 103 ms
Computed 68 P flows in 104 ms.
Exported basis to /tmp/petrispot-output-11105013806914701801.kers
Total runtime 108 ms.
[2026-05-25 16:05:55] [INFO ] Implicit Places using invariants in 1463 ms returned []
[2026-05-25 16:05:55] [INFO ] Invariant cache hit.
[2026-05-25 16:06:03] [INFO ] Implicit Places using invariants and state equation in 7545 ms returned []
Implicit Place search using SMT with State Equation took 9013 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 1259/5622 places, 2213/5449 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 16764 ms. Remains : 1259/5622 places, 2213/5449 transitions.
Initial state reduction rules removed 33 formulas.
[2026-05-25 16:06:05] [INFO ] Flatten gal took : 689 ms
[2026-05-25 16:06:05] [INFO ] Flatten gal took : 506 ms
[2026-05-25 16:06:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12436651320032937410.gal : 171 ms
[2026-05-25 16:06:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8682877910391637797.prop : 46 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/ReachabilityCardinality12436651320032937410.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8682877910391637797.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 ...329
RANDOM walk for 40000 steps (2817 resets) in 9856 ms. (4 steps per ms) remains 3/2180 properties
BEST_FIRST walk for 40004 steps (113 resets) in 195 ms. (204 steps per ms) remains 0/3 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 2213 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 20856 ms.

BK_STOP 1779725166608

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -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 QuasiLiveness -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="LeafsetExtension-PT-S32C3"
export BK_EXAMINATION="QuasiLiveness"
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 LeafsetExtension-PT-S32C3, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r168-smll-177961110200317"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/LeafsetExtension-PT-S32C3.tgz
mv LeafsetExtension-PT-S32C3 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;