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.r048-tall-177946846700397.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 gold2025
Input is CANConstruction-PT-030, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r048-tall-177946846700397
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.9M
-rw-r--r-- 1 mcc users 9.2K Mar 6 09:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K Mar 6 09:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Mar 6 09:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Mar 6 09:18 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.8K Mar 15 07:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 07:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 15 07:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 6 09:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 107K Mar 6 09:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 6 09:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K Mar 6 09:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 15 07:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 15 07:50 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
-rw-r--r-- 1 mcc users 1.4M 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 1779483112616

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CANConstruction-PT-030
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2026-05-22 20:51:53] [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]
[2026-05-22 20:51:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 20:51:54] [INFO ] Load time of PNML (sax parser for PT used): 164 ms
[2026-05-22 20:51:54] [INFO ] Transformed 2162 places.
[2026-05-22 20:51:54] [INFO ] Transformed 3840 transitions.
[2026-05-22 20:51:54] [INFO ] Parsed PT model containing 2162 places and 3840 transitions and 11400 arcs in 280 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 2162/2162 places, 3840/3840 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 210 transitions
Trivial Post-agglo rules discarded 210 transitions
Performed 210 trivial Post agglomeration. Transition count delta: 210
Iterating post reduction 0 with 210 rules applied. Total rules applied 210 place count 2162 transition count 3630
Reduce places removed 210 places and 0 transitions.
Iterating post reduction 1 with 210 rules applied. Total rules applied 420 place count 1952 transition count 3630
Performed 900 Post agglomeration using F-continuation condition.Transition count delta: 900
Deduced a syphon composed of 900 places in 6 ms
Reduce places removed 900 places and 0 transitions.
Iterating global reduction 2 with 1800 rules applied. Total rules applied 2220 place count 1052 transition count 2730
Applied a total of 2220 rules in 347 ms. Remains 1052 /2162 variables (removed 1110) and now considering 2730/3840 (removed 1110) transitions.
// Phase 1: matrix 2730 rows 1052 cols
[2026-05-22 20:51:54] [INFO ] Computed 61 invariants in 40 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 20:51:55] [INFO ] Implicit Places using invariants in 1153 ms returned [5, 11, 17, 23, 29, 35, 41, 47, 53, 59, 65, 71, 77, 83, 89, 95, 101, 107, 113, 119, 125, 131, 137, 143, 149, 155, 161, 167, 173, 179]
Discarding 30 places :
Implicit Place search using SMT only with invariants took 1187 ms to find 30 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 1022/2162 places, 2730/3840 transitions.
Performed 60 Post agglomeration using F-continuation condition.Transition count delta: 60
Deduced a syphon composed of 60 places in 2 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 0 with 120 rules applied. Total rules applied 120 place count 962 transition count 2670
Applied a total of 120 rules in 55 ms. Remains 962 /1022 variables (removed 60) and now considering 2670/2730 (removed 60) transitions.
// Phase 1: matrix 2670 rows 962 cols
[2026-05-22 20:51:55] [INFO ] Computed 31 invariants in 40 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 20:51:56] [INFO ] Implicit Places using invariants in 772 ms returned []
[2026-05-22 20:51:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 20:51:57] [INFO ] State equation strengthened by 2640 read => feed constraints.
[2026-05-22 20:52:14] [INFO ] Implicit Places using invariants and state equation in 17751 ms returned []
Implicit Place search using SMT with State Equation took 18528 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 962/2162 places, 2670/3840 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 20147 ms. Remains : 962/2162 places, 2670/3840 transitions.
Discarding 870 transitions out of 2670. Remains 1800
Initial state reduction rules removed 30 formulas.
[2026-05-22 20:52:15] [INFO ] Flatten gal took : 418 ms
[2026-05-22 20:52:15] [INFO ] Flatten gal took : 159 ms
[2026-05-22 20:52:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12713797059440007772.gal : 83 ms
[2026-05-22 20:52:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6658991764681301403.prop : 22 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12713797059440007772.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6658991764681301403.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality6658991764681301403.prop.
RANDOM walk for 40000 steps (272 resets) in 6276 ms. (6 steps per ms) remains 0/1770 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 1800 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 22398 ms.

BK_STOP 1779483136382

--------------------
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="CANConstruction-PT-030"
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 CANConstruction-PT-030, 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 r048-tall-177946846700397"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CANConstruction-PT-030.tgz
mv CANConstruction-PT-030 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 ;