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.r341-tall-167889213900344.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 RefineWMG-PT-005005, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r341-tall-167889213900344
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 452K
-rw-r--r-- 1 mcc users 6.4K Feb 26 15:51 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Feb 26 15:51 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Feb 26 15:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Feb 26 15:49 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.4K Feb 26 15:52 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 87K Feb 26 15:52 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.8K Feb 26 15:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 92K Feb 26 15:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 14K Mar 5 18:23 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 1679107687046

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=RefineWMG-PT-005005
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-18 02:48:08] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-18 02:48:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 02:48:08] [INFO ] Load time of PNML (sax parser for PT used): 23 ms
[2023-03-18 02:48:08] [INFO ] Transformed 29 places.
[2023-03-18 02:48:08] [INFO ] Transformed 23 transitions.
[2023-03-18 02:48:08] [INFO ] Parsed PT model containing 29 places and 23 transitions and 68 arcs in 79 ms.
Discarding 5 transitions out of 23. Remains 18
Built sparse matrix representations for Structural reductions in 5 ms.24593KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 29/29 places, 23/23 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 29 /29 variables (removed 0) and now considering 23/23 (removed 0) transitions.
// Phase 1: matrix 23 rows 29 cols
[2023-03-18 02:48:08] [INFO ] Computed 12 place invariants in 6 ms
[2023-03-18 02:48:09] [INFO ] Dead Transitions using invariants and state equation in 355 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 391 ms. Remains : 29/29 places, 23/23 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 29/29 places, 23/23 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 29 /29 variables (removed 0) and now considering 23/23 (removed 0) transitions.
[2023-03-18 02:48:09] [INFO ] Invariant cache hit.
[2023-03-18 02:48:09] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-18 02:48:09] [INFO ] Invariant cache hit.
[2023-03-18 02:48:09] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 72 ms to find 0 implicit places.
[2023-03-18 02:48:09] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-18 02:48:09] [INFO ] Invariant cache hit.
[2023-03-18 02:48:09] [INFO ] Dead Transitions using invariants and state equation in 45 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 129 ms. Remains : 29/29 places, 23/23 transitions.
Random walk for 1250000 steps, including 0 resets, run took 658 ms (no deadlock found). (steps per millisecond=1899 )
Random directed walk for 1250003 steps, including 0 resets, run took 611 ms (no deadlock found). (steps per millisecond=2045 )
[2023-03-18 02:48:10] [INFO ] Invariant cache hit.
[2023-03-18 02:48:10] [INFO ] [Real]Absence check using 12 positive place invariants in 1 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 29/29 places, 23/23 transitions.
Graph (trivial) has 15 edges and 29 vertex of which 10 / 29 are part of one of the 5 SCC in 2 ms
Free SCC test removed 5 places
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Reduce places removed 5 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 10 place count 19 transition count 14
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 15 rules applied. Total rules applied 25 place count 9 transition count 9
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 1 with 4 rules applied. Total rules applied 29 place count 9 transition count 5
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 33 place count 5 transition count 5
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 3 with 2 rules applied. Total rules applied 35 place count 4 transition count 4
Applied a total of 35 rules in 5 ms. Remains 4 /29 variables (removed 25) and now considering 4/23 (removed 19) transitions.
// Phase 1: matrix 4 rows 4 cols
[2023-03-18 02:48:10] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-18 02:48:10] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
[2023-03-18 02:48:10] [INFO ] Invariant cache hit.
[2023-03-18 02:48:10] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-18 02:48:10] [INFO ] Invariant cache hit.
[2023-03-18 02:48:10] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
[2023-03-18 02:48:10] [INFO ] Invariant cache hit.
[2023-03-18 02:48:10] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 4/29 places, 4/23 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 89 ms. Remains : 4/29 places, 4/23 transitions.
Initial state reduction rules removed 1 formulas.
Finished random walk after 5 steps, including 0 resets, run visited all 2 properties in 133 ms. (steps per millisecond=0 )
Able to resolve query QuasiLiveness after proving 4 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 29/29 places, 23/23 transitions.
Graph (trivial) has 15 edges and 29 vertex of which 10 / 29 are part of one of the 5 SCC in 0 ms
Free SCC test removed 5 places
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Reduce places removed 5 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 10 place count 19 transition count 14
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 15 rules applied. Total rules applied 25 place count 9 transition count 9
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 1 with 4 rules applied. Total rules applied 29 place count 9 transition count 5
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 33 place count 5 transition count 5
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 3 with 2 rules applied. Total rules applied 35 place count 4 transition count 4
Applied a total of 35 rules in 2 ms. Remains 4 /29 variables (removed 25) and now considering 4/23 (removed 19) transitions.
[2023-03-18 02:48:10] [INFO ] Invariant cache hit.
[2023-03-18 02:48:10] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
[2023-03-18 02:48:10] [INFO ] Invariant cache hit.
[2023-03-18 02:48:10] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-18 02:48:10] [INFO ] Invariant cache hit.
[2023-03-18 02:48:10] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
[2023-03-18 02:48:10] [INFO ] Invariant cache hit.
[2023-03-18 02:48:10] [INFO ] Dead Transitions using invariants and state equation in 39 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 4/29 places, 4/23 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 114 ms. Remains : 4/29 places, 4/23 transitions.
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 0 ms.
Working with output stream class java.io.PrintStream
Total runtime 2297 ms.
starting LoLA
BK_INPUT RefineWMG-PT-005005
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 1679107692112

--------------------
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="RefineWMG-PT-005005"
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 RefineWMG-PT-005005, 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 r341-tall-167889213900344"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RefineWMG-PT-005005.tgz
mv RefineWMG-PT-005005 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 ;