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-167814406600119.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 CircularTrains-PT-384, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r085-smll-167814406600119
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 776K
-rw-r--r-- 1 mcc users 7.1K Feb 26 04:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Feb 26 04:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Feb 26 04:29 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Feb 26 04:29 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.1K Feb 25 15:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 15:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 15:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 15:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 04:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 125K Feb 26 04:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Feb 26 04:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 96K Feb 26 04:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:43 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 293K 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 1678228922029

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-384
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-07 22:42:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2023-03-07 22:42:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-07 22:42:05] [INFO ] Load time of PNML (sax parser for PT used): 173 ms
[2023-03-07 22:42:05] [INFO ] Transformed 768 places.
[2023-03-07 22:42:05] [INFO ] Transformed 384 transitions.
[2023-03-07 22:42:05] [INFO ] Parsed PT model containing 768 places and 384 transitions and 1536 arcs in 331 ms.
Built sparse matrix representations for Structural reductions in 15 ms.18871KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 768/768 places, 384/384 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 79 ms. Remains 768 /768 variables (removed 0) and now considering 384/384 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 81 ms. Remains : 768/768 places, 384/384 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 768/768 places, 384/384 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 43 ms. Remains 768 /768 variables (removed 0) and now considering 384/384 (removed 0) transitions.
// Phase 1: matrix 384 rows 768 cols
[2023-03-07 22:42:06] [INFO ] Computed 385 place invariants in 102 ms
[2023-03-07 22:42:06] [INFO ] Implicit Places using invariants in 838 ms returned []
[2023-03-07 22:42:07] [INFO ] Invariant cache hit.
[2023-03-07 22:42:08] [INFO ] Implicit Places using invariants and state equation in 1019 ms returned []
Implicit Place search using SMT with State Equation took 1927 ms to find 0 implicit places.
[2023-03-07 22:42:08] [INFO ] Redundant transitions in 51 ms returned []
[2023-03-07 22:42:08] [INFO ] Invariant cache hit.
[2023-03-07 22:42:09] [INFO ] Dead Transitions using invariants and state equation in 1062 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 3101 ms. Remains : 768/768 places, 384/384 transitions.
Random walk for 1250000 steps, including 0 resets, run took 22712 ms (no deadlock found). (steps per millisecond=55 )
Random directed walk for 1250036 steps, including 0 resets, run took 18895 ms (no deadlock found). (steps per millisecond=66 )
[2023-03-07 22:42:50] [INFO ] Invariant cache hit.
[2023-03-07 22:42:51] [INFO ] [Real]Absence check using 203 positive place invariants in 232 ms returned sat
[2023-03-07 22:42:52] [INFO ] [Real]Absence check using 203 positive and 182 generalized place invariants in 672 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 768/768 places, 384/384 transitions.
Applied a total of 0 rules in 13 ms. Remains 768 /768 variables (removed 0) and now considering 384/384 (removed 0) transitions.
[2023-03-07 22:42:52] [INFO ] Invariant cache hit.
[2023-03-07 22:42:53] [INFO ] Implicit Places using invariants in 1505 ms returned [1, 7, 9, 17, 21, 26, 32, 42, 46, 48, 58, 63, 64, 71, 85, 86, 88, 98, 103, 107, 108, 109, 133, 135, 137, 158, 162, 167, 174, 179, 185, 193, 198, 203, 215, 220, 221, 230, 245, 246, 254, 270, 276, 287, 293, 301, 303, 331, 334, 340, 346, 347, 350, 351, 353, 354, 357, 365, 383, 390, 397, 403, 411, 412, 422, 426, 433, 447, 448, 449, 470, 475, 476, 485, 496, 502, 504, 505, 507, 508, 522, 525, 538, 539, 545, 551, 576, 579, 580, 586, 600, 607, 619, 622, 625, 628, 638, 643, 644, 647, 648, 662, 666, 671, 674, 677, 689, 693, 700, 708, 715, 718, 719, 723, 732, 735, 740, 741, 743, 746, 747, 749, 755, 758, 759, 760, 763, 764]
Discarding 128 places :
Implicit Place search using SMT only with invariants took 1521 ms to find 128 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 640/768 places, 384/384 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 0 with 128 rules applied. Total rules applied 128 place count 640 transition count 256
Reduce places removed 128 places and 0 transitions.
Iterating post reduction 1 with 128 rules applied. Total rules applied 256 place count 512 transition count 256
Applied a total of 256 rules in 23 ms. Remains 512 /640 variables (removed 128) and now considering 256/384 (removed 128) transitions.
// Phase 1: matrix 256 rows 512 cols
[2023-03-07 22:42:53] [INFO ] Computed 257 place invariants in 18 ms
[2023-03-07 22:42:54] [INFO ] Implicit Places using invariants in 911 ms returned []
[2023-03-07 22:42:54] [INFO ] Invariant cache hit.
[2023-03-07 22:42:55] [INFO ] Implicit Places using invariants and state equation in 1108 ms returned []
Implicit Place search using SMT with State Equation took 2027 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 512/768 places, 256/384 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 3587 ms. Remains : 512/768 places, 256/384 transitions.
Initial state reduction rules removed 128 formulas.
Finished random walk after 287 steps, including 0 resets, run visited all 128 properties in 145 ms. (steps per millisecond=1 )
Able to resolve query QuasiLiveness after proving 256 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 768/768 places, 384/384 transitions.
Applied a total of 0 rules in 10 ms. Remains 768 /768 variables (removed 0) and now considering 384/384 (removed 0) transitions.
// Phase 1: matrix 384 rows 768 cols
[2023-03-07 22:42:55] [INFO ] Computed 385 place invariants in 10 ms
[2023-03-07 22:42:56] [INFO ] Implicit Places using invariants in 1121 ms returned [1, 7, 9, 17, 21, 26, 32, 42, 46, 48, 58, 63, 64, 71, 85, 86, 88, 98, 103, 107, 108, 109, 133, 135, 137, 158, 162, 167, 174, 179, 185, 193, 198, 203, 215, 220, 221, 230, 245, 246, 254, 270, 276, 287, 293, 301, 303, 331, 334, 340, 346, 347, 350, 351, 353, 354, 357, 365, 383, 390, 397, 403, 411, 412, 422, 426, 433, 447, 448, 449, 470, 475, 476, 485, 496, 502, 504, 505, 507, 508, 522, 525, 538, 539, 545, 551, 576, 579, 580, 586, 600, 607, 619, 622, 625, 628, 638, 643, 644, 647, 648, 662, 666, 671, 674, 677, 689, 693, 700, 708, 715, 718, 719, 723, 732, 735, 740, 741, 743, 746, 747, 749, 755, 758, 759, 760, 763, 764]
Discarding 128 places :
Implicit Place search using SMT only with invariants took 1127 ms to find 128 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 640/768 places, 384/384 transitions.
Drop transitions removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 0 with 128 rules applied. Total rules applied 128 place count 640 transition count 256
Reduce places removed 128 places and 0 transitions.
Iterating post reduction 1 with 128 rules applied. Total rules applied 256 place count 512 transition count 256
Applied a total of 256 rules in 14 ms. Remains 512 /640 variables (removed 128) and now considering 256/384 (removed 128) transitions.
// Phase 1: matrix 256 rows 512 cols
[2023-03-07 22:42:56] [INFO ] Computed 257 place invariants in 3 ms
[2023-03-07 22:42:57] [INFO ] Implicit Places using invariants in 685 ms returned []
[2023-03-07 22:42:57] [INFO ] Invariant cache hit.
[2023-03-07 22:42:58] [INFO ] Implicit Places using invariants and state equation in 1054 ms returned []
Implicit Place search using SMT with State Equation took 1741 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 512/768 places, 256/384 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 2894 ms. Remains : 512/768 places, 256/384 transitions.
Unable to solve all queries for examination Liveness. Remains :256 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 256 properties from file /home/mcc/execution/Liveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 53261 ms.
starting LoLA
BK_INPUT CircularTrains-PT-384
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 1678228979983

--------------------
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-384"
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-384, 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-167814406600119"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CircularTrains-PT-384.tgz
mv CircularTrains-PT-384 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 ;