Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r016-oct2-177944372500057.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.........................
=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is AirplaneLD-PT-0050, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r016-oct2-177944372500057
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.7M
-rw-r--r-- 1 mcc users 39K Mar 4 17:17 CTLCardinality.txt
-rw-r--r-- 1 mcc users 165K Mar 4 17:17 CTLCardinality.xml
-rw-r--r-- 1 mcc users 22K Mar 4 17:17 CTLFireability.txt
-rw-r--r-- 1 mcc users 137K Mar 4 17:17 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 22K Mar 15 07:00 LTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Mar 15 07:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 17K Mar 15 07:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 80K Mar 15 07:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 92K Mar 4 17:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 384K Mar 4 17:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 58K Mar 4 17:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 369K Mar 4 17:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 5.3K Mar 15 07:00 UpperBounds.txt
-rw-r--r-- 1 mcc users 11K Mar 15 07:00 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 219K 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 1779686697393

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=AirplaneLD-PT-0050
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2026-05-25 05:24:59] [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]
[2026-05-25 05:24:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 05:24:59] [INFO ] Load time of PNML (sax parser for PT used): 128 ms
[2026-05-25 05:24:59] [INFO ] Transformed 369 places.
[2026-05-25 05:24:59] [INFO ] Transformed 408 transitions.
[2026-05-25 05:24:59] [INFO ] Found NUPN structural information;
[2026-05-25 05:24:59] [INFO ] Parsed PT model containing 369 places and 408 transitions and 1553 arcs in 222 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 369/369 places, 408/408 transitions.
Reduce places removed 155 places and 0 transitions.
Iterating post reduction 0 with 155 rules applied. Total rules applied 155 place count 214 transition count 408
Applied a total of 155 rules in 43 ms. Remains 214 /369 variables (removed 155) and now considering 408/408 (removed 0) transitions.
// Phase 1: matrix 408 rows 214 cols
[2026-05-25 05:24:59] [INFO ] Computed 1 invariants in 23 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 05:25:00] [INFO ] Implicit Places using invariants in 988 ms returned [213]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1050 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 213/369 places, 408/408 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 213 transition count 406
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 211 transition count 406
Applied a total of 4 rules in 49 ms. Remains 211 /213 variables (removed 2) and now considering 406/408 (removed 2) transitions.
// Phase 1: matrix 406 rows 211 cols
[2026-05-25 05:25:00] [INFO ] Computed 0 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 05:25:00] [INFO ] Implicit Places using invariants in 289 ms returned []
[2026-05-25 05:25:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-25 05:25:02] [INFO ] Implicit Places using invariants and state equation in 1451 ms returned []
Implicit Place search using SMT with State Equation took 1744 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 211/369 places, 406/408 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 2904 ms. Remains : 211/369 places, 406/408 transitions.
Discarding 199 transitions out of 406. Remains 207
Initial state reduction rules removed 5 formulas.
RANDOM walk for 40000 steps (5747 resets) in 3200 ms. (12 steps per ms) remains 0/202 properties
[2026-05-25 05:25:03] [INFO ] Flatten gal took : 91 ms
[2026-05-25 05:25:03] [INFO ] Flatten gal took : 69 ms
[2026-05-25 05:25:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3573598765197791713.gal : 25 ms
[2026-05-25 05:25:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9224058082998271104.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3573598765197791713.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9224058082998271104.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 207 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 4571 ms.

BK_STOP 1779686703695

--------------------
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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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="AirplaneLD-PT-0050"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2025"
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 gold2025"
echo " Input is AirplaneLD-PT-0050, 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 r016-oct2-177944372500057"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-PT-0050.tgz
mv AirplaneLD-PT-0050 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 ;