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.r245-tall-167856432300164.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)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is Kanban-PT-00050, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r245-tall-167856432300164
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 432K
-rw-r--r-- 1 mcc users 5.0K Feb 25 11:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 48K Feb 25 11:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Feb 25 11:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 25 11:58 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:19 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:19 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:19 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 11:59 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 108K Feb 25 11:59 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 11:59 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Feb 25 11:59 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:19 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:19 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 14K 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 1678705842499

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=Kanban-PT-00050
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-13 11:10:49] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-13 11:10:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-13 11:10:49] [INFO ] Load time of PNML (sax parser for PT used): 78 ms
[2023-03-13 11:10:49] [INFO ] Transformed 16 places.
[2023-03-13 11:10:49] [INFO ] Transformed 16 transitions.
[2023-03-13 11:10:49] [INFO ] Parsed PT model containing 16 places and 16 transitions and 40 arcs in 372 ms.
Discarding 4 transitions out of 16. Remains 12
Built sparse matrix representations for Structural reductions in 10 ms.17542KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 16/16 places, 16/16 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 30 ms. Remains 16 /16 variables (removed 0) and now considering 16/16 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 31 ms. Remains : 16/16 places, 16/16 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 16/16 places, 16/16 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 3 ms. Remains 16 /16 variables (removed 0) and now considering 16/16 (removed 0) transitions.
// Phase 1: matrix 16 rows 16 cols
[2023-03-13 11:10:49] [INFO ] Computed 5 place invariants in 7 ms
[2023-03-13 11:10:50] [INFO ] Implicit Places using invariants in 282 ms returned []
[2023-03-13 11:10:50] [INFO ] Invariant cache hit.
[2023-03-13 11:10:50] [INFO ] Implicit Places using invariants and state equation in 99 ms returned []
Implicit Place search using SMT with State Equation took 455 ms to find 0 implicit places.
[2023-03-13 11:10:50] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-13 11:10:50] [INFO ] Invariant cache hit.
[2023-03-13 11:10:50] [INFO ] Dead Transitions using invariants and state equation in 113 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 592 ms. Remains : 16/16 places, 16/16 transitions.
Random walk for 1250031 steps, including 0 resets, run took 640 ms (no deadlock found). (steps per millisecond=1953 )
Random directed walk for 1250047 steps, including 0 resets, run took 343 ms (no deadlock found). (steps per millisecond=3644 )
[2023-03-13 11:10:51] [INFO ] Invariant cache hit.
[2023-03-13 11:10:51] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2023-03-13 11:10:51] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 3 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 16/16 places, 16/16 transitions.
Graph (trivial) has 14 edges and 16 vertex of which 8 / 16 are part of one of the 4 SCC in 4 ms
Free SCC test removed 4 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Ensure Unique test removed 1 places
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 11 transition count 11
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 10 transition count 11
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 9 transition count 10
Applied a total of 6 rules in 13 ms. Remains 9 /16 variables (removed 7) and now considering 10/16 (removed 6) transitions.
[2023-03-13 11:10:51] [INFO ] Flow matrix only has 7 transitions (discarded 3 similar events)
// Phase 1: matrix 7 rows 9 cols
[2023-03-13 11:10:51] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-13 11:10:51] [INFO ] Implicit Places using invariants in 54 ms returned []
[2023-03-13 11:10:51] [INFO ] Flow matrix only has 7 transitions (discarded 3 similar events)
[2023-03-13 11:10:51] [INFO ] Invariant cache hit.
[2023-03-13 11:10:51] [INFO ] Implicit Places using invariants and state equation in 99 ms returned []
Implicit Place search using SMT with State Equation took 162 ms to find 0 implicit places.
[2023-03-13 11:10:51] [INFO ] Flow matrix only has 7 transitions (discarded 3 similar events)
[2023-03-13 11:10:51] [INFO ] Invariant cache hit.
[2023-03-13 11:10:51] [INFO ] Dead Transitions using invariants and state equation in 51 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 9/16 places, 10/16 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 228 ms. Remains : 9/16 places, 10/16 transitions.
Discarding 4 transitions out of 10. Remains 6
Initial state reduction rules removed 1 formulas.
Finished random walk after 256 steps, including 0 resets, run visited all 5 properties in 22 ms. (steps per millisecond=11 )
Able to resolve query QuasiLiveness after proving 6 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 16/16 places, 16/16 transitions.
Graph (trivial) has 14 edges and 16 vertex of which 8 / 16 are part of one of the 4 SCC in 0 ms
Free SCC test removed 4 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Ensure Unique test removed 1 places
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 11 transition count 11
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 10 transition count 11
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 9 transition count 10
Applied a total of 6 rules in 9 ms. Remains 9 /16 variables (removed 7) and now considering 10/16 (removed 6) transitions.
[2023-03-13 11:10:51] [INFO ] Flow matrix only has 7 transitions (discarded 3 similar events)
[2023-03-13 11:10:51] [INFO ] Invariant cache hit.
[2023-03-13 11:10:51] [INFO ] Implicit Places using invariants in 53 ms returned []
[2023-03-13 11:10:51] [INFO ] Flow matrix only has 7 transitions (discarded 3 similar events)
[2023-03-13 11:10:51] [INFO ] Invariant cache hit.
[2023-03-13 11:10:51] [INFO ] Implicit Places using invariants and state equation in 65 ms returned []
Implicit Place search using SMT with State Equation took 132 ms to find 0 implicit places.
[2023-03-13 11:10:51] [INFO ] Flow matrix only has 7 transitions (discarded 3 similar events)
[2023-03-13 11:10:51] [INFO ] Invariant cache hit.
[2023-03-13 11:10:51] [INFO ] Dead Transitions using invariants and state equation in 47 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 9/16 places, 10/16 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 201 ms. Remains : 9/16 places, 10/16 transitions.
Discarding 4 transitions out of 10. Remains 6
Unable to solve all queries for examination Liveness. Remains :6 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 6 properties from file /home/mcc/execution/Liveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 2836 ms.
starting LoLA
BK_INPUT Kanban-PT-00050
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 1678705853342

--------------------
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: 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="Kanban-PT-00050"
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 Kanban-PT-00050, 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 r245-tall-167856432300164"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Kanban-PT-00050.tgz
mv Kanban-PT-00050 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 ;