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.r152-tall-177961077600447.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)
.................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is HexagonalGrid-PT-516, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r152-tall-177961077600447
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 11K Mar 7 13:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 116K Mar 7 13:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Mar 7 13:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Mar 7 13:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 10:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 10:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 10:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 10:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.7K Mar 7 13:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 78K Mar 7 13:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 7 13:31 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 97K Mar 7 13:31 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:48 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
-rwxr-xr-x 1 mcc users 933K 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 1779701537920

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=HexagonalGrid-PT-516
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202604301425
[2026-05-25 09:32:19] [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 09:32:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 09:32:19] [INFO ] Load time of PNML (sax parser for PT used): 157 ms
[2026-05-25 09:32:19] [INFO ] Transformed 1267 places.
[2026-05-25 09:32:19] [INFO ] Transformed 2250 transitions.
[2026-05-25 09:32:19] [INFO ] Parsed PT model containing 1267 places and 2250 transitions and 9000 arcs in 255 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1267/1267 places, 2250/2250 transitions.
Applied a total of 0 rules in 51 ms. Remains 1267 /1267 variables (removed 0) and now considering 2250/2250 (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-842199777696119136.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14353733330770705746.kers'
[2026-05-25 09:32:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-842199777696119136.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14353733330770705746.kers]
Culling duplicate invariants (modulo rational): removing 420 columns.
Culled 420 columns in 3 ms.
// Phase 1: matrix 2250 rows 847 cols 6696 entries
Finished phase 1 with 785 SingleSign rule and 0 generalized
[2026-05-25 09:32:19] [INFO ] Computed 482 invariants in 17 ms
Computed 482 P flows in 17 ms.
Exported basis to /tmp/petrispot-output-14353733330770705746.kers
Total runtime 19 ms.
[2026-05-25 09:32:20] [INFO ] Implicit Places using invariants in 1092 ms returned []
[2026-05-25 09:32:20] [INFO ] Invariant cache hit.
[2026-05-25 09:32:22] [INFO ] Implicit Places using invariants and state equation in 2013 ms returned []
Implicit Place search using SMT with State Equation took 3137 ms to find 0 implicit places.
Running 1884 sub problems to find dead transitions.
[2026-05-25 09:32:22] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/535 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 1884 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 535/3517 variables, and 54 constraints, problems are : Problem set: 0 solved, 1884 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 54/482 constraints, State Equation: 0/1267 constraints, PredecessorRefiner: 1884/1884 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1884 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/535 variables, 54/54 constraints. Problems are: Problem set: 0 solved, 1884 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 535/3517 variables, and 54 constraints, problems are : Problem set: 0 solved, 1884 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 54/482 constraints, State Equation: 0/1267 constraints, PredecessorRefiner: 0/1884 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61120ms problems are : Problem set: 0 solved, 1884 unsolved
Search for dead transitions found 0 dead transitions in 61165ms
Finished structural reductions in LIVENESS mode , in 1 iterations and 64405 ms. Remains : 1267/1267 places, 2250/2250 transitions.
Discarding 1464 transitions out of 2250. Remains 786
Initial state reduction rules removed 366 formulas.
RANDOM walk for 11686 steps (1 resets) in 2415 ms. (4 steps per ms) remains 0/420 properties
[2026-05-25 09:33:24] [INFO ] Flatten gal took : 235 ms
[2026-05-25 09:33:24] [INFO ] Flatten gal took : 108 ms
[2026-05-25 09:33:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8917276496935454110.gal : 41 ms
[2026-05-25 09:33:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3039101368113605096.prop : 0 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/ReachabilityCardinality8917276496935454110.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3039101368113605096.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
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
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 786 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 65773 ms.

BK_STOP 1779701604882

--------------------
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="HexagonalGrid-PT-516"
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 HexagonalGrid-PT-516, 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 r152-tall-177961077600447"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HexagonalGrid-PT-516.tgz
mv HexagonalGrid-PT-516 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 ;