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.r136-smll-177955810900022.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 FamilyReunion-COL-L00200M0020C010P010G005, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r136-smll-177955810900022
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 588K
-rw-r--r-- 1 mcc users 8.0K Mar 6 05:34 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K Mar 6 05:34 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Mar 6 05:29 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Mar 6 05:29 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.0K Mar 15 10:01 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 10:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.4K Mar 15 10:01 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 10:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 6 05:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Mar 6 05:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 6 05:41 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K Mar 6 05:41 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Mar 15 10:01 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 10:01 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 24 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 146K 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 1779608157232

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FamilyReunion-COL-L00200M0020C010P010G005
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
QuasiLiveness COL
Running Version 202604301425
[2026-05-24 07:35:59] [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]
[2026-05-24 07:36:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 07:36:00] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2026-05-24 07:36:01] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-24 07:36:01] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1611 ms
[2026-05-24 07:36:01] [INFO ] Detected 5 constant HL places corresponding to 56 PT places.
[2026-05-24 07:36:02] [INFO ] Imported 104 HL places and 66 HL transitions for a total of 144109 PT places and 134480.0 transition bindings in 109 ms.
[2026-05-24 07:36:03] [INFO ] Unfolded HLPN to a Petri net with 144109 places and 134279 transitions 384937 arcs in 1172 ms.
[2026-05-24 07:36:03] [INFO ] Unfolded 66 HLPN properties in 44 ms.
Initial state reduction rules removed 1 formulas.
[2026-05-24 07:36:03] [INFO ] Reduced 4020 identical enabling conditions.
[2026-05-24 07:36:03] [INFO ] Reduced 2010 identical enabling conditions.
[2026-05-24 07:36:03] [INFO ] Reduced 1206 identical enabling conditions.
[2026-05-24 07:36:03] [INFO ] Reduced 2010 identical enabling conditions.
[2026-05-24 07:36:03] [INFO ] Reduced 2010 identical enabling conditions.
Deduced a syphon composed of 201 places in 541 ms
Reduce places removed 257 places and 0 transitions.
[2026-05-24 07:36:17] [INFO ] Flatten gal took : 7452 ms
[2026-05-24 07:36:23] [INFO ] Flatten gal took : 5958 ms
[2026-05-24 07:36:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6551091223076609612.gal : 1345 ms
[2026-05-24 07:36:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5427596376226015536.prop : 452 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/ReachabilityCardinality6551091223076609612.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5427596376226015536.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
RANDOM walk for 24396 steps (4 resets) in 120009 ms. (0 steps per ms) remains 32/65 properties
BEST_FIRST walk for 4004 steps (8 resets) in 556 ms. (7 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 405 ms. (9 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 142 ms. (28 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 499 ms. (8 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 1464 ms. (2 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 161 ms. (24 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 1528 ms. (2 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 801 ms. (4 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 145 ms. (27 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 1442 ms. (2 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 735 ms. (5 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 1230 ms. (3 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 394 ms. (10 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 198 ms. (20 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 955 ms. (4 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 377 ms. (10 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 387 ms. (10 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 524 ms. (7 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 179 ms. (22 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 1527 ms. (2 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 524 ms. (7 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 144 ms. (27 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 584 ms. (6 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 1390 ms. (2 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 169 ms. (23 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 1183 ms. (3 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 1190 ms. (3 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 152 ms. (26 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 148 ms. (26 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 141 ms. (28 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 146 ms. (27 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 149 ms. (26 steps per ms) remains 32/32 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6636593144192160548.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13709137426733161204.kers'
[2026-05-24 07:36:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6636593144192160548.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13709137426733161204.kers]
Culled 0 columns in 347 ms.
// Phase 1: matrix 134279 rows 143852 cols 384937 entries
Finished phase 1 with 67617 SingleSign rule and 45657 generalized
[2026-05-24 07:36:56] [INFO ] Computed 30578 invariants in 13581 ms
Computed 30578 P flows in 13595 ms.
Exported basis to /tmp/petrispot-output-13709137426733161204.kers
Total runtime 13723 ms.
Excessive predecessor constraint size, skipping predecessor.
SMT process timed out in 21560ms, After SMT, problems are : Problem set: 0 solved, 32 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 31803 out of 143852 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 143852/143852 places, 134279/134279 transitions.
Graph (complete) has 236398 edges and 143852 vertex of which 143178 are kept as prefixes of interest. Removing 674 places using SCC suffix rule.224 ms
Discarding 674 places :
Also discarding 0 output transitions
Discarding 25326 places :
Implicit places reduction removed 25326 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 63918 transitions
Trivial Post-agglo rules discarded 63918 transitions
Performed 63918 trivial Post agglomeration. Transition count delta: 63918
Iterating post reduction 0 with 89244 rules applied. Total rules applied 89245 place count 117852 transition count 70361
Reduce places removed 63918 places and 0 transitions.
Iterating post reduction 1 with 63918 rules applied. Total rules applied 153163 place count 53934 transition count 70361
Performed 402 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 402 Pre rules applied. Total rules applied 153163 place count 53934 transition count 69959
Deduced a syphon composed of 402 places in 162 ms
Reduce places removed 402 places and 0 transitions.
Iterating global reduction 2 with 804 rules applied. Total rules applied 153967 place count 53532 transition count 69959
Performed 5025 Post agglomeration using F-continuation condition.Transition count delta: 5025
Deduced a syphon composed of 5025 places in 200 ms
Reduce places removed 5025 places and 0 transitions.
Iterating global reduction 2 with 10050 rules applied. Total rules applied 164017 place count 48507 transition count 64934
Free-agglomeration rule applied 2211 times.
Iterating global reduction 2 with 2211 rules applied. Total rules applied 166228 place count 48507 transition count 62723
Ensure Unique test removed 201 places
Reduce places removed 2412 places and 0 transitions.
Ensure Unique test removed 2010 transitions
Reduce isomorphic transitions removed 2010 transitions.
Iterating post reduction 2 with 4422 rules applied. Total rules applied 170650 place count 46095 transition count 60713
Performed 201 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 201 Pre rules applied. Total rules applied 170650 place count 46095 transition count 60512
Deduced a syphon composed of 201 places in 169 ms
Ensure Unique test removed 201 places
Reduce places removed 402 places and 0 transitions.
Iterating global reduction 3 with 603 rules applied. Total rules applied 171253 place count 45693 transition count 60512
Free-agglomeration rule (complex) applied 4422 times.
Iterating global reduction 3 with 4422 rules applied. Total rules applied 175675 place count 45693 transition count 96290
Ensure Unique test removed 201 places
Reduce places removed 4623 places and 0 transitions.
Iterating post reduction 3 with 4623 rules applied. Total rules applied 180298 place count 41070 transition count 96290
Discarding 20 places :
Symmetric choice reduction at 4 with 20 rule applications. Total rules 180318 place count 41050 transition count 52070
Iterating global reduction 4 with 20 rules applied. Total rules applied 180338 place count 41050 transition count 52070
Discarding 4020 places :
Symmetric choice reduction at 4 with 4020 rule applications. Total rules 184358 place count 37030 transition count 48050
Ensure Unique test removed 201 places
Iterating global reduction 4 with 4221 rules applied. Total rules applied 188579 place count 36829 transition count 48050
Ensure Unique test removed 4020 transitions
Reduce isomorphic transitions removed 4020 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 201 transitions
Trivial Post-agglo rules discarded 201 transitions
Performed 201 trivial Post agglomeration. Transition count delta: 201
Iterating post reduction 4 with 4221 rules applied. Total rules applied 192800 place count 36829 transition count 43829
Reduce places removed 201 places and 0 transitions.
Iterating post reduction 5 with 201 rules applied. Total rules applied 193001 place count 36628 transition count 43829
Reduce places removed 201 places and 201 transitions.
Iterating global reduction 6 with 201 rules applied. Total rules applied 193202 place count 36427 transition count 43628
Applied a total of 193202 rules in 98656 ms. Remains 36427 /143852 variables (removed 107425) and now considering 43628/134279 (removed 90651) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 98697 ms. Remains : 36427/143852 places, 43628/134279 transitions.
RANDOM walk for 17004 steps (0 resets) in 33051 ms. (0 steps per ms) remains 0/32 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 66 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 171459 ms.

BK_STOP 1779608331537

--------------------
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="FamilyReunion-COL-L00200M0020C010P010G005"
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 FamilyReunion-COL-L00200M0020C010P010G005, 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 r136-smll-177955810900022"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FamilyReunion-COL-L00200M0020C010P010G005.tgz
mv FamilyReunion-COL-L00200M0020C010P010G005 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 ;