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.r032-smll-177946790800154.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 gold2025
Input is BART-PT-010, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r032-smll-177946790800154
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 21M
-rw-r--r-- 1 mcc users 710K Mar 5 09:24 CTLCardinality.txt
-rw-r--r-- 1 mcc users 2.6M Mar 5 09:24 CTLCardinality.xml
-rw-r--r-- 1 mcc users 463K Mar 5 09:23 CTLFireability.txt
-rw-r--r-- 1 mcc users 1.5M Mar 5 09:23 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 281K Mar 15 07:23 LTLCardinality.txt
-rw-r--r-- 1 mcc users 752K Mar 15 07:23 LTLCardinality.xml
-rw-r--r-- 1 mcc users 352K Mar 15 07:23 LTLFireability.txt
-rw-r--r-- 1 mcc users 950K Mar 15 07:23 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.5M Mar 5 09:25 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 5.4M Mar 5 09:25 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 821K Mar 5 09:24 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 2.7M Mar 5 09:24 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 47K Mar 15 07:23 UpperBounds.txt
-rw-r--r-- 1 mcc users 93K Mar 15 07:23 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 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 2.4M 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 Liveness

=== Now, execution of the tool begins

BK_START 1779474090029

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=BART-PT-010
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
Liveness PT
Running Version 202505121319
[2026-05-22 18:21:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-22 18:21:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 18:21:32] [INFO ] Load time of PNML (sax parser for PT used): 492 ms
[2026-05-22 18:21:32] [INFO ] Transformed 1530 places.
[2026-05-22 18:21:32] [INFO ] Transformed 2020 transitions.
[2026-05-22 18:21:32] [INFO ] Found NUPN structural information;
[2026-05-22 18:21:32] [INFO ] Parsed PT model containing 1530 places and 2020 transitions and 16200 arcs in 690 ms.
Discarding 350 transitions out of 2020. Remains 1670
Reduce places removed 210 places and 0 transitions.
Built sparse matrix representations for Structural reductions in 13 ms.27107KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 1320/1320 places, 2020/2020 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Drop transitions (Redundant composition of simpler transitions.) removed 350 transitions
Redundant transition composition rules discarded 350 transitions
Iterating global reduction 0 with 350 rules applied. Total rules applied 350 place count 1320 transition count 1670
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 350 rules in 139 ms. Remains 1320 /1320 variables (removed 0) and now considering 1670/2020 (removed 350) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 155 ms. Remains : 1320/1320 places, 1670/2020 transitions.
Random walk for 1250000 steps, including 0 resets, run took 2746 ms (no deadlock found). (steps per millisecond=455 )
Random directed walk for 1250005 steps, including 0 resets, run took 3741 ms (no deadlock found). (steps per millisecond=334 )
// Phase 1: matrix 1670 rows 1320 cols
[2026-05-22 18:21:40] [INFO ] Computed 10 invariants in 45 ms
Starting Z3 with timeout 300.0 s and query timeout 30000.0 ms
[2026-05-22 18:21:42] [INFO ] [Real]Absence check using 10 positive place invariants in 21 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 1530/1530 places, 2020/2020 transitions.
Reduce places removed 210 places and 0 transitions.
Graph (trivial) has 2020 edges and 1320 vertex of which 1320 / 1320 are part of one of the 10 SCC in 10 ms
Free SCC test removed 1310 places
Iterating post reduction 0 with 211 rules applied. Total rules applied 211 place count 10 transition count 2020
Reduce places removed 10 places and 0 transitions.
Ensure Unique test removed 2019 transitions
Reduce isomorphic transitions removed 2019 transitions.
Iterating post reduction 1 with 2029 rules applied. Total rules applied 2240 place count 0 transition count 1
Applied a total of 2240 rules in 56 ms. Remains 0 /1530 variables (removed 1530) and now considering 1/2020 (removed 2019) transitions.
[2026-05-22 18:21:42] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 18:21:42] [INFO ] Implicit Places using invariants in 11 ms returned []
[2026-05-22 18:21:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 18:21:42] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 2ms
Starting structural reductions in LIVENESS mode, iteration 1 : 0/1530 places, 1/2020 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 110 ms. Remains : 0/1530 places, 1/2020 transitions.
Able to resolve query QuasiLiveness after proving 1 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 1530/1530 places, 2020/2020 transitions.
Reduce places removed 210 places and 0 transitions.
Graph (trivial) has 2020 edges and 1320 vertex of which 1320 / 1320 are part of one of the 10 SCC in 4 ms
Free SCC test removed 1310 places
Iterating post reduction 0 with 211 rules applied. Total rules applied 211 place count 10 transition count 2020
Reduce places removed 10 places and 0 transitions.
Ensure Unique test removed 2019 transitions
Reduce isomorphic transitions removed 2019 transitions.
Iterating post reduction 1 with 2029 rules applied. Total rules applied 2240 place count 0 transition count 1
Applied a total of 2240 rules in 30 ms. Remains 0 /1530 variables (removed 1530) and now considering 1/2020 (removed 2019) transitions.
[2026-05-22 18:21:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 18:21:42] [INFO ] Implicit Places using invariants in 10 ms returned []
[2026-05-22 18:21:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-22 18:21:42] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in LIVENESS mode, iteration 1 : 0/1530 places, 1/2020 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 70 ms. Remains : 0/1530 places, 1/2020 transitions.
Net is quasi-live, checking if it is reversible to establish liveness.
Net is conservative; using simplified expression for initial state.
Able to resolve query Liveness after proving 1 properties.
FORMULA Liveness TRUE TECHNIQUES TOPOLOGICAL QUASI_LIVE_REVERSIBLE INITIAL_STATE
Total runtime 10005 ms.

BK_STOP 1779474102302

--------------------
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
+ [[ Liveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution Liveness -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 Liveness -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="BART-PT-010"
export BK_EXAMINATION="Liveness"
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 BART-PT-010, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r032-smll-177946790800154"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BART-PT-010.tgz
mv BART-PT-010 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;