Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r181-tall-167838868300164.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.....................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is FMS-PT-02000, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r181-tall-167838868300164
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 412K
-rw-r--r-- 1 mcc users 7.6K Feb 25 20:05 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Feb 25 20:05 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 25 20:04 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Feb 25 20:04 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.3K Feb 25 16:05 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 16:05 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 16:05 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:05 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.3K Feb 25 20:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 58K Feb 25 20:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Feb 25 20:06 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K Feb 25 20:06 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Feb 25 16:05 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:05 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 16K Mar 5 18:22 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 1678542083383

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FMS-PT-02000
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-11 13:41:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-11 13:41:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 13:41:25] [INFO ] Load time of PNML (sax parser for PT used): 21 ms
[2023-03-11 13:41:25] [INFO ] Transformed 22 places.
[2023-03-11 13:41:25] [INFO ] Transformed 20 transitions.
[2023-03-11 13:41:25] [INFO ] Parsed PT model containing 22 places and 20 transitions and 50 arcs in 85 ms.
Discarding 2 transitions out of 20. Remains 18
Built sparse matrix representations for Structural reductions in 4 ms.24971KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 22/22 places, 20/20 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
Applied a total of 0 rules in 12 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 12 ms. Remains : 22/22 places, 20/20 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 22/22 places, 20/20 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
Applied a total of 0 rules in 2 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 22 cols
[2023-03-11 13:41:25] [INFO ] Computed 6 place invariants in 6 ms
[2023-03-11 13:41:25] [INFO ] Implicit Places using invariants in 130 ms returned []
[2023-03-11 13:41:25] [INFO ] Invariant cache hit.
[2023-03-11 13:41:25] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 210 ms to find 0 implicit places.
[2023-03-11 13:41:25] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-11 13:41:25] [INFO ] Invariant cache hit.
[2023-03-11 13:41:25] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 253 ms. Remains : 22/22 places, 20/20 transitions.
Random walk for 1250962 steps, including 0 resets, run took 300 ms (no deadlock found). (steps per millisecond=4169 )
Random directed walk for 1251263 steps, including 0 resets, run took 248 ms (no deadlock found). (steps per millisecond=5045 )
[2023-03-11 13:41:26] [INFO ] Invariant cache hit.
[2023-03-11 13:41:26] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 22/22 places, 20/20 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 22 transition count 14
Reduce places removed 9 places and 0 transitions.
Graph (trivial) has 12 edges and 13 vertex of which 9 / 13 are part of one of the 3 SCC in 3 ms
Free SCC test removed 6 places
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 12 rules applied. Total rules applied 18 place count 7 transition count 12
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 27 place count 4 transition count 6
Applied a total of 27 rules in 7 ms. Remains 4 /22 variables (removed 18) and now considering 6/20 (removed 14) transitions.
[2023-03-11 13:41:26] [INFO ] Flow matrix only has 4 transitions (discarded 2 similar events)
// Phase 1: matrix 4 rows 4 cols
[2023-03-11 13:41:26] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-11 13:41:26] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-11 13:41:26] [INFO ] Flow matrix only has 4 transitions (discarded 2 similar events)
[2023-03-11 13:41:26] [INFO ] Invariant cache hit.
[2023-03-11 13:41:26] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
[2023-03-11 13:41:26] [INFO ] Flow matrix only has 4 transitions (discarded 2 similar events)
[2023-03-11 13:41:26] [INFO ] Invariant cache hit.
[2023-03-11 13:41:26] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 4/22 places, 6/20 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 95 ms. Remains : 4/22 places, 6/20 transitions.
Discarding 2 transitions out of 6. Remains 4
Initial state reduction rules removed 2 formulas.
Finished random walk after 2002 steps, including 0 resets, run visited all 1 properties in 7 ms. (steps per millisecond=286 )
Able to resolve query QuasiLiveness after proving 4 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 22/22 places, 20/20 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 22 transition count 14
Reduce places removed 9 places and 0 transitions.
Graph (trivial) has 12 edges and 13 vertex of which 9 / 13 are part of one of the 3 SCC in 0 ms
Free SCC test removed 6 places
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 12 rules applied. Total rules applied 18 place count 7 transition count 12
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 27 place count 4 transition count 6
Applied a total of 27 rules in 1 ms. Remains 4 /22 variables (removed 18) and now considering 6/20 (removed 14) transitions.
[2023-03-11 13:41:26] [INFO ] Flow matrix only has 4 transitions (discarded 2 similar events)
[2023-03-11 13:41:26] [INFO ] Invariant cache hit.
[2023-03-11 13:41:26] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-11 13:41:26] [INFO ] Flow matrix only has 4 transitions (discarded 2 similar events)
[2023-03-11 13:41:26] [INFO ] Invariant cache hit.
[2023-03-11 13:41:26] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-03-11 13:41:26] [INFO ] Flow matrix only has 4 transitions (discarded 2 similar events)
[2023-03-11 13:41:26] [INFO ] Invariant cache hit.
[2023-03-11 13:41:26] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 4/22 places, 6/20 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 68 ms. Remains : 4/22 places, 6/20 transitions.
Discarding 2 transitions out of 6. Remains 4
Unable to solve all queries for examination Liveness. Remains :3 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 3 properties from file /home/mcc/execution/Liveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 1463 ms.
starting LoLA
BK_INPUT FMS-PT-02000
BK_EXAMINATION: Liveness
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution
GlobalProperty: Liveness

FORMULA Liveness TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678542105218

--------------------
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_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination Liveness -timeout 180 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/model.pnml
lola: LAUNCH SYMM
lola: reporting
lola: not produced: 6
lola: reporting
lola: not produced: 6
lola: reporting
lola: not produced: 6
lola: ..... tP2j: true
lola: The net is live

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="FMS-PT-02000"
export BK_EXAMINATION="Liveness"
export BK_TOOL="lolaxred"
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 2-5348"
echo " Executing tool lolaxred"
echo " Input is FMS-PT-02000, 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 r181-tall-167838868300164"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FMS-PT-02000.tgz
mv FMS-PT-02000 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;