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.r501-tall-167912725400754.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 UtilityControlRoom-PT-Z4T4N06, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r501-tall-167912725400754
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.0M
-rw-r--r-- 1 mcc users 21K Feb 26 14:24 CTLCardinality.txt
-rw-r--r-- 1 mcc users 112K Feb 26 14:24 CTLCardinality.xml
-rw-r--r-- 1 mcc users 64K Feb 26 14:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 255K Feb 26 14:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 20K Feb 25 17:25 LTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Feb 25 17:25 LTLCardinality.xml
-rw-r--r-- 1 mcc users 34K Feb 25 17:25 LTLFireability.txt
-rw-r--r-- 1 mcc users 92K Feb 25 17:25 LTLFireability.xml
-rw-r--r-- 1 mcc users 51K Feb 26 14:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 245K Feb 26 14:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 158K Feb 26 14:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 585K Feb 26 14:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 5.3K Feb 25 17:25 UpperBounds.txt
-rw-r--r-- 1 mcc users 12K Feb 25 17:25 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 191K 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 1679524403222

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=UtilityControlRoom-PT-Z4T4N06
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-22 22:33:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-22 22:33:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 22:33:25] [INFO ] Load time of PNML (sax parser for PT used): 115 ms
[2023-03-22 22:33:25] [INFO ] Transformed 228 places.
[2023-03-22 22:33:25] [INFO ] Transformed 450 transitions.
[2023-03-22 22:33:25] [INFO ] Parsed PT model containing 228 places and 450 transitions and 1446 arcs in 485 ms.
Discarding 144 transitions out of 450. Remains 306
Ensure Unique test removed 96 transitions
Reduce redundant transitions removed 96 transitions.
Built sparse matrix representations for Structural reductions in 23 ms.30455KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 228/228 places, 354/354 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 removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 0 with 24 rules applied. Total rules applied 24 place count 228 transition count 330
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 24 rules in 60 ms. Remains 228 /228 variables (removed 0) and now considering 330/354 (removed 24) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 60 ms. Remains : 228/228 places, 330/354 transitions.
Random walk for 1250000 steps, including 0 resets, run took 2226 ms (no deadlock found). (steps per millisecond=561 )
Random directed walk for 1250000 steps, including 0 resets, run took 2327 ms (no deadlock found). (steps per millisecond=537 )
// Phase 1: matrix 330 rows 228 cols
[2023-03-22 22:33:30] [INFO ] Computed 15 place invariants in 21 ms
[2023-03-22 22:33:30] [INFO ] [Real]Absence check using 15 positive place invariants in 18 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 228/228 places, 450/450 transitions.
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 0 with 192 rules applied. Total rules applied 192 place count 228 transition count 258
Reduce places removed 96 places and 0 transitions.
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 120 rules applied. Total rules applied 312 place count 132 transition count 234
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 24 Pre rules applied. Total rules applied 312 place count 132 transition count 210
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 360 place count 108 transition count 210
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 384 place count 96 transition count 198
Applied a total of 384 rules in 23 ms. Remains 96 /228 variables (removed 132) and now considering 198/450 (removed 252) transitions.
// Phase 1: matrix 198 rows 96 cols
[2023-03-22 22:33:30] [INFO ] Computed 15 place invariants in 1 ms
[2023-03-22 22:33:31] [INFO ] Implicit Places using invariants in 441 ms returned [58, 59]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 450 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 94/228 places, 198/450 transitions.
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 48 place count 70 transition count 174
Applied a total of 48 rules in 4 ms. Remains 70 /94 variables (removed 24) and now considering 174/198 (removed 24) transitions.
// Phase 1: matrix 174 rows 70 cols
[2023-03-22 22:33:31] [INFO ] Computed 13 place invariants in 1 ms
[2023-03-22 22:33:31] [INFO ] Implicit Places using invariants in 81 ms returned []
[2023-03-22 22:33:31] [INFO ] Invariant cache hit.
[2023-03-22 22:33:31] [INFO ] Implicit Places using invariants and state equation in 141 ms returned []
Implicit Place search using SMT with State Equation took 225 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 70/228 places, 174/450 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 702 ms. Remains : 70/228 places, 174/450 transitions.
Discarding 24 transitions out of 174. Remains 150
Initial state reduction rules removed 6 formulas.
Finished random walk after 1070 steps, including 0 resets, run visited all 144 properties in 154 ms. (steps per millisecond=6 )
Able to resolve query QuasiLiveness after proving 150 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 228/228 places, 450/450 transitions.
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 0 with 192 rules applied. Total rules applied 192 place count 228 transition count 258
Reduce places removed 96 places and 0 transitions.
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 120 rules applied. Total rules applied 312 place count 132 transition count 234
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 24 Pre rules applied. Total rules applied 312 place count 132 transition count 210
Deduced a syphon composed of 24 places in 1 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 360 place count 108 transition count 210
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 384 place count 96 transition count 198
Applied a total of 384 rules in 17 ms. Remains 96 /228 variables (removed 132) and now considering 198/450 (removed 252) transitions.
// Phase 1: matrix 198 rows 96 cols
[2023-03-22 22:33:31] [INFO ] Computed 15 place invariants in 2 ms
[2023-03-22 22:33:32] [INFO ] Implicit Places using invariants in 444 ms returned [58, 59]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 451 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 94/228 places, 198/450 transitions.
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 48 place count 70 transition count 174
Applied a total of 48 rules in 5 ms. Remains 70 /94 variables (removed 24) and now considering 174/198 (removed 24) transitions.
// Phase 1: matrix 174 rows 70 cols
[2023-03-22 22:33:32] [INFO ] Computed 13 place invariants in 1 ms
[2023-03-22 22:33:32] [INFO ] Implicit Places using invariants in 81 ms returned []
[2023-03-22 22:33:32] [INFO ] Invariant cache hit.
[2023-03-22 22:33:32] [INFO ] Implicit Places using invariants and state equation in 189 ms returned []
Implicit Place search using SMT with State Equation took 274 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 70/228 places, 174/450 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 747 ms. Remains : 70/228 places, 174/450 transitions.
Discarding 24 transitions out of 174. Remains 150
Unable to solve all queries for examination Liveness. Remains :150 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 150 properties from file /home/mcc/execution/Liveness.xml in 0 ms.
Working with output stream class java.io.PrintStream
Total runtime 7333 ms.
starting LoLA
BK_INPUT UtilityControlRoom-PT-Z4T4N06
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 1679524926021

--------------------
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
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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="UtilityControlRoom-PT-Z4T4N06"
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 UtilityControlRoom-PT-Z4T4N06, 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 r501-tall-167912725400754"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-PT-Z4T4N06.tgz
mv UtilityControlRoom-PT-Z4T4N06 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 ;