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-177961110000007.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 HypercubeGrid-PT-C4K3P3B12, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r168-smll-177961110000007
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.4M
-rw-r--r-- 1 mcc users 5.4K Mar 7 15:30 CTLCardinality.txt
-rw-r--r-- 1 mcc users 39K Mar 7 15:30 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Mar 7 15:29 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 7 15:29 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.4K Mar 15 10:57 LTLCardinality.txt
-rw-r--r-- 1 mcc users 32K Mar 15 10:57 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.6K Mar 15 10:57 LTLFireability.txt
-rw-r--r-- 1 mcc users 22K Mar 15 10:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 7 15:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 104K Mar 7 15:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 19K Mar 7 15:31 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 116K Mar 7 15:31 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Mar 15 10:57 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 15 10:57 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 3.0M 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 1779698747288

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=HypercubeGrid-PT-C4K3P3B12
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202604301425
[2026-05-25 08:45:49] [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 08:45:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 08:45:50] [INFO ] Load time of PNML (sax parser for PT used): 716 ms
[2026-05-25 08:45:50] [INFO ] Transformed 2457 places.
[2026-05-25 08:45:50] [INFO ] Transformed 5400 transitions.
[2026-05-25 08:45:50] [INFO ] Parsed PT model containing 2457 places and 5400 transitions and 21600 arcs in 997 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 2457/2457 places, 5400/5400 transitions.
Applied a total of 0 rules in 174 ms. Remains 2457 /2457 variables (removed 0) and now considering 5400/5400 (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-4574341106122922661.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15777970903042727799.kers'
[2026-05-25 08:45:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4574341106122922661.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15777970903042727799.kers]
Culling duplicate invariants (modulo rational): removing 864 columns.
Culled 864 columns in 7 ms.
// Phase 1: matrix 5400 rows 1593 cols 15984 entries
Finished phase 1 with 1511 SingleSign rule and 0 generalized
[2026-05-25 08:45:51] [INFO ] Computed 946 invariants in 91 ms
Computed 946 P flows in 93 ms.
Exported basis to /tmp/petrispot-output-15777970903042727799.kers
Total runtime 101 ms.
[2026-05-25 08:45:56] [INFO ] Implicit Places using invariants in 5294 ms returned []
[2026-05-25 08:45:56] [INFO ] Invariant cache hit.
[2026-05-25 08:46:06] [INFO ] Implicit Places using invariants and state equation in 9633 ms returned []
Implicit Place search using SMT with State Equation took 15003 ms to find 0 implicit places.
Running 4752 sub problems to find dead transitions.
[2026-05-25 08:46:06] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1161 variables, 216/216 constraints. Problems are: Problem set: 0 solved, 4752 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1161/7857 variables, and 216 constraints, problems are : Problem set: 0 solved, 4752 unsolved in 30287 ms.
Refiners :[Positive P Invariants (semi-flows): 216/946 constraints, State Equation: 0/2457 constraints, PredecessorRefiner: 4752/4752 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4752 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1161 variables, 216/216 constraints. Problems are: Problem set: 0 solved, 4752 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1161/7857 variables, and 216 constraints, problems are : Problem set: 0 solved, 4752 unsolved in 30148 ms.
Refiners :[Positive P Invariants (semi-flows): 216/946 constraints, State Equation: 0/2457 constraints, PredecessorRefiner: 0/4752 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 66265ms problems are : Problem set: 0 solved, 4752 unsolved
Search for dead transitions found 0 dead transitions in 66361ms
Finished structural reductions in LIVENESS mode , in 1 iterations and 81670 ms. Remains : 2457/2457 places, 5400/5400 transitions.
Discarding 3888 transitions out of 5400. Remains 1512
Initial state reduction rules removed 648 formulas.
[2026-05-25 08:47:14] [INFO ] Flatten gal took : 1051 ms
[2026-05-25 08:47:15] [INFO ] Flatten gal took : 466 ms
[2026-05-25 08:47:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12757546369951451228.gal : 227 ms
[2026-05-25 08:47:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9062257244638691827.prop : 22 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/ReachabilityCardinality12757546369951451228.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9062257244638691827.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
Loading property file /tmp/ReachabilityCardinality9062257244638691827.prop.
RANDOM walk for 37167 steps (8 resets) in 17495 ms. (2 steps per ms) remains 0/864 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 1512 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 87645 ms.

BK_STOP 1779698837457

--------------------
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="HypercubeGrid-PT-C4K3P3B12"
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 HypercubeGrid-PT-C4K3P3B12, 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-177961110000007"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HypercubeGrid-PT-C4K3P3B12.tgz
mv HypercubeGrid-PT-C4K3P3B12 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 ;