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-177961110000037.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 HypertorusGrid-PT-d4k3p2b08, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r168-smll-177961110000037
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.3M
-rw-r--r-- 1 mcc users 11K Mar 7 17:18 CTLCardinality.txt
-rw-r--r-- 1 mcc users 96K Mar 7 17:18 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Mar 7 17:17 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Mar 7 17:17 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.4K Mar 15 10:59 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 10:59 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.5K Mar 15 10:59 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 10:59 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Mar 7 17:19 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 120K Mar 7 17:19 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 16K Mar 7 17:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 94K Mar 7 17:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Mar 15 10:59 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 10:59 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rwxr-xr-x 1 mcc users 2.8M 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 1779701190022

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=HypertorusGrid-PT-d4k3p2b08
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202604301425
[2026-05-25 09:26:32] [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 09:26:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 09:26:33] [INFO ] Load time of PNML (sax parser for PT used): 614 ms
[2026-05-25 09:26:33] [INFO ] Transformed 2025 places.
[2026-05-25 09:26:33] [INFO ] Transformed 5184 transitions.
[2026-05-25 09:26:33] [INFO ] Parsed PT model containing 2025 places and 5184 transitions and 20736 arcs in 883 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 2025/2025 places, 5184/5184 transitions.
Applied a total of 0 rules in 126 ms. Remains 2025 /2025 variables (removed 0) and now considering 5184/5184 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1127254943091336324.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15765358464657980525.kers'
[2026-05-25 09:26:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1127254943091336324.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15765358464657980525.kers]
Culling duplicate invariants (modulo rational): removing 648 columns.
Culled 648 columns in 7 ms.
// Phase 1: matrix 5184 rows 1377 cols 15552 entries
Finished phase 1 with 1295 SingleSign rule and 0 generalized
[2026-05-25 09:26:33] [INFO ] Computed 730 invariants in 86 ms
Computed 730 P flows in 88 ms.
Exported basis to /tmp/petrispot-output-15765358464657980525.kers
Total runtime 94 ms.
[2026-05-25 09:26:37] [INFO ] Implicit Places using invariants in 4042 ms returned []
[2026-05-25 09:26:37] [INFO ] Invariant cache hit.
[2026-05-25 09:26:45] [INFO ] Implicit Places using invariants and state equation in 7789 ms returned []
Implicit Place search using SMT with State Equation took 11894 ms to find 0 implicit places.
Running 4536 sub problems to find dead transitions.
[2026-05-25 09:26:45] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 729/7209 variables, and 0 constraints, problems are : Problem set: 0 solved, 4536 unsolved in 30263 ms.
Refiners :[Positive P Invariants (semi-flows): 0/730 constraints, State Equation: 0/2025 constraints, PredecessorRefiner: 4536/4536 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4536 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 729/7209 variables, and 0 constraints, problems are : Problem set: 0 solved, 4536 unsolved in 30096 ms.
Refiners :[Positive P Invariants (semi-flows): 0/730 constraints, State Equation: 0/2025 constraints, PredecessorRefiner: 0/4536 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65870ms problems are : Problem set: 0 solved, 4536 unsolved
Search for dead transitions found 0 dead transitions in 65977ms
Finished structural reductions in LIVENESS mode , in 1 iterations and 78135 ms. Remains : 2025/2025 places, 5184/5184 transitions.
Discarding 3888 transitions out of 5184. Remains 1296
Initial state reduction rules removed 648 formulas.
[2026-05-25 09:27:53] [INFO ] Flatten gal took : 935 ms
[2026-05-25 09:27:53] [INFO ] Flatten gal took : 384 ms
[2026-05-25 09:27:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2895722627328039253.gal : 329 ms
[2026-05-25 09:27:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14304763880679049458.prop : 23 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/ReachabilityCardinality2895722627328039253.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14304763880679049458.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 26703 steps (6 resets) in 12597 ms. (2 steps per ms) remains 0/648 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 1296 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 82725 ms.

BK_STOP 1779701275009

--------------------
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="HypertorusGrid-PT-d4k3p2b08"
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 HypertorusGrid-PT-d4k3p2b08, 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-177961110000037"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HypertorusGrid-PT-d4k3p2b08.tgz
mv HypertorusGrid-PT-d4k3p2b08 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 ;