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.r085-smll-167814406600114.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 CircularTrains-PT-192, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r085-smll-167814406600114
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 632K
-rw-r--r-- 1 mcc users 7.2K Feb 26 04:33 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K Feb 26 04:33 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.2K Feb 26 04:32 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 26 04:32 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.0K Feb 25 15:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Feb 25 15:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:42 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 04:34 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 120K Feb 26 04:34 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Feb 26 04:34 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 99K Feb 26 04:34 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 15:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:42 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 147K 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 1678228845285

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=CircularTrains-PT-192
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-07 22:40:48] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-07 22:40:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-07 22:40:48] [INFO ] Load time of PNML (sax parser for PT used): 129 ms
[2023-03-07 22:40:49] [INFO ] Transformed 384 places.
[2023-03-07 22:40:49] [INFO ] Transformed 192 transitions.
[2023-03-07 22:40:49] [INFO ] Parsed PT model containing 384 places and 192 transitions and 768 arcs in 272 ms.
Built sparse matrix representations for Structural reductions in 13 ms.28803KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 384/384 places, 192/192 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 60 ms. Remains 384 /384 variables (removed 0) and now considering 192/192 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 60 ms. Remains : 384/384 places, 192/192 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 384/384 places, 192/192 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 25 ms. Remains 384 /384 variables (removed 0) and now considering 192/192 (removed 0) transitions.
// Phase 1: matrix 192 rows 384 cols
[2023-03-07 22:40:49] [INFO ] Computed 193 place invariants in 65 ms
[2023-03-07 22:40:49] [INFO ] Implicit Places using invariants in 566 ms returned []
[2023-03-07 22:40:49] [INFO ] Invariant cache hit.
[2023-03-07 22:40:50] [INFO ] Implicit Places using invariants and state equation in 588 ms returned []
Implicit Place search using SMT with State Equation took 1216 ms to find 0 implicit places.
[2023-03-07 22:40:50] [INFO ] Redundant transitions in 15 ms returned []
[2023-03-07 22:40:50] [INFO ] Invariant cache hit.
[2023-03-07 22:40:50] [INFO ] Dead Transitions using invariants and state equation in 412 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 1682 ms. Remains : 384/384 places, 192/192 transitions.
Random walk for 1250000 steps, including 0 resets, run took 10618 ms (no deadlock found). (steps per millisecond=117 )
Random directed walk for 1250005 steps, including 0 resets, run took 8053 ms (no deadlock found). (steps per millisecond=155 )
[2023-03-07 22:41:09] [INFO ] Invariant cache hit.
[2023-03-07 22:41:09] [INFO ] [Real]Absence check using 102 positive place invariants in 71 ms returned sat
[2023-03-07 22:41:09] [INFO ] [Real]Absence check using 102 positive and 91 generalized place invariants in 202 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 384/384 places, 192/192 transitions.
Applied a total of 0 rules in 14 ms. Remains 384 /384 variables (removed 0) and now considering 192/192 (removed 0) transitions.
[2023-03-07 22:41:09] [INFO ] Invariant cache hit.
[2023-03-07 22:41:10] [INFO ] Implicit Places using invariants in 920 ms returned [1, 7, 10, 18, 21, 28, 37, 44, 47, 48, 62, 64, 65, 75, 78, 81, 89, 101, 102, 108, 133, 138, 141, 144, 146, 160, 163, 167, 196, 217, 230, 231, 244, 245, 247, 261, 283, 284, 285, 293, 298, 311, 313, 314, 324, 327, 330, 332, 333, 346, 350, 354, 356, 357, 360, 366, 369, 371, 374, 375, 376, 378, 380, 382]
Discarding 64 places :
Implicit Place search using SMT only with invariants took 926 ms to find 64 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 320/384 places, 192/192 transitions.
Drop transitions removed 64 transitions
Trivial Post-agglo rules discarded 64 transitions
Performed 64 trivial Post agglomeration. Transition count delta: 64
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 320 transition count 128
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 1 with 64 rules applied. Total rules applied 128 place count 256 transition count 128
Applied a total of 128 rules in 13 ms. Remains 256 /320 variables (removed 64) and now considering 128/192 (removed 64) transitions.
// Phase 1: matrix 128 rows 256 cols
[2023-03-07 22:41:10] [INFO ] Computed 129 place invariants in 7 ms
[2023-03-07 22:41:11] [INFO ] Implicit Places using invariants in 468 ms returned []
[2023-03-07 22:41:11] [INFO ] Invariant cache hit.
[2023-03-07 22:41:12] [INFO ] Implicit Places using invariants and state equation in 612 ms returned []
Implicit Place search using SMT with State Equation took 1091 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 256/384 places, 128/192 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 2046 ms. Remains : 256/384 places, 128/192 transitions.
Initial state reduction rules removed 64 formulas.
Finished random walk after 224 steps, including 0 resets, run visited all 64 properties in 79 ms. (steps per millisecond=2 )
Able to resolve query QuasiLiveness after proving 128 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 384/384 places, 192/192 transitions.
Applied a total of 0 rules in 7 ms. Remains 384 /384 variables (removed 0) and now considering 192/192 (removed 0) transitions.
// Phase 1: matrix 192 rows 384 cols
[2023-03-07 22:41:12] [INFO ] Computed 193 place invariants in 13 ms
[2023-03-07 22:41:12] [INFO ] Implicit Places using invariants in 607 ms returned [1, 7, 10, 18, 21, 28, 37, 44, 47, 48, 62, 64, 65, 75, 78, 81, 89, 101, 102, 108, 133, 138, 141, 144, 146, 160, 163, 167, 196, 217, 230, 231, 244, 245, 247, 261, 283, 284, 285, 293, 298, 311, 313, 314, 324, 327, 330, 332, 333, 346, 350, 354, 356, 357, 360, 366, 369, 371, 374, 375, 376, 378, 380, 382]
Discarding 64 places :
Implicit Place search using SMT only with invariants took 614 ms to find 64 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 320/384 places, 192/192 transitions.
Drop transitions removed 64 transitions
Trivial Post-agglo rules discarded 64 transitions
Performed 64 trivial Post agglomeration. Transition count delta: 64
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 320 transition count 128
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 1 with 64 rules applied. Total rules applied 128 place count 256 transition count 128
Applied a total of 128 rules in 13 ms. Remains 256 /320 variables (removed 64) and now considering 128/192 (removed 64) transitions.
// Phase 1: matrix 128 rows 256 cols
[2023-03-07 22:41:12] [INFO ] Computed 129 place invariants in 3 ms
[2023-03-07 22:41:13] [INFO ] Implicit Places using invariants in 344 ms returned []
[2023-03-07 22:41:13] [INFO ] Invariant cache hit.
[2023-03-07 22:41:13] [INFO ] Implicit Places using invariants and state equation in 514 ms returned []
Implicit Place search using SMT with State Equation took 866 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 256/384 places, 128/192 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1503 ms. Remains : 256/384 places, 128/192 transitions.
Unable to solve all queries for examination Liveness. Remains :128 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 128 properties from file /home/mcc/execution/Liveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 24957 ms.
starting LoLA
BK_INPUT CircularTrains-PT-192
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 1678228875014

--------------------
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="CircularTrains-PT-192"
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 CircularTrains-PT-192, 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 r085-smll-167814406600114"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CircularTrains-PT-192.tgz
mv CircularTrains-PT-192 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 ;