Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r154-tall-174876824900019.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool gold2024
Input is NeighborGrid-PT-d4n3m2c23, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r154-tall-174876824900019
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 936K
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 145K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.8K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 10 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rwxr-xr-x 1 mcc users 469K May 29 14:32 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 1748841348131

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=NeighborGrid-PT-d4n3m2c23
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-02 05:15:49] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2025-06-02 05:15:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 05:15:49] [INFO ] Load time of PNML (sax parser for PT used): 99 ms
[2025-06-02 05:15:49] [INFO ] Transformed 81 places.
[2025-06-02 05:15:49] [INFO ] Transformed 1632 transitions.
[2025-06-02 05:15:49] [INFO ] Parsed PT model containing 81 places and 1632 transitions and 3264 arcs in 233 ms.
Discarding 1551 transitions out of 1632. Remains 81
Built sparse matrix representations for Structural reductions in 5 ms.17886KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 81/81 places, 1632/1632 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 838 transitions
Redundant transition composition rules discarded 838 transitions
Iterating global reduction 0 with 838 rules applied. Total rules applied 838 place count 81 transition count 794
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 838 rules in 86 ms. Remains 81 /81 variables (removed 0) and now considering 794/1632 (removed 838) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 98 ms. Remains : 81/81 places, 794/1632 transitions.
Random walk for 1250103 steps, including 0 resets, run took 230 ms (no deadlock found). (steps per millisecond=5435 )
Random directed walk for 1250002 steps, including 0 resets, run took 548 ms (no deadlock found). (steps per millisecond=2281 )
// Phase 1: matrix 794 rows 81 cols
[2025-06-02 05:15:50] [INFO ] Computed 1 invariants in 14 ms
[2025-06-02 05:15:50] [INFO ] [Real]Absence check using 1 positive place invariants in 3 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 81/81 places, 1632/1632 transitions.
Graph (trivial) has 1632 edges and 81 vertex of which 81 / 81 are part of one of the 1 SCC in 3 ms
Free SCC test removed 80 places
Ensure Unique test removed 1631 transitions
Reduce isomorphic transitions removed 1631 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 0 transition count 1
Applied a total of 2 rules in 21 ms. Remains 0 /81 variables (removed 81) and now considering 1/1632 (removed 1631) transitions.
[2025-06-02 05:15:50] [INFO ] Computed 0 invariants in 0 ms
[2025-06-02 05:15:50] [INFO ] Implicit Places using invariants in 5 ms returned []
[2025-06-02 05:15:50] [INFO ] Invariant cache hit.
[2025-06-02 05:15:50] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 31 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 : 0/81 places, 1/1632 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 61 ms. Remains : 0/81 places, 1/1632 transitions.
Able to resolve query QuasiLiveness after proving 1 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 81/81 places, 1632/1632 transitions.
Graph (trivial) has 1632 edges and 81 vertex of which 81 / 81 are part of one of the 1 SCC in 5 ms
Free SCC test removed 80 places
Ensure Unique test removed 1631 transitions
Reduce isomorphic transitions removed 1631 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 0 transition count 1
Applied a total of 2 rules in 13 ms. Remains 0 /81 variables (removed 81) and now considering 1/1632 (removed 1631) transitions.
[2025-06-02 05:15:50] [INFO ] Invariant cache hit.
[2025-06-02 05:15:50] [INFO ] Implicit Places using invariants in 6 ms returned []
[2025-06-02 05:15:50] [INFO ] Invariant cache hit.
[2025-06-02 05:15:50] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 35 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 : 0/81 places, 1/1632 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 48 ms. Remains : 0/81 places, 1/1632 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 1557 ms.
ITS solved all properties within timeout

BK_STOP 1748841351016

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination Liveness -timeout 180 -rebuildPNML

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="NeighborGrid-PT-d4n3m2c23"
export BK_EXAMINATION="Liveness"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is NeighborGrid-PT-d4n3m2c23, 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 r154-tall-174876824900019"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NeighborGrid-PT-d4n3m2c23.tgz
mv NeighborGrid-PT-d4n3m2c23 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 ;