Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r078-tall-171620515200234.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=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 2-5568
Executing tool greatspnxred
Input is CircularTrains-PT-768, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r078-tall-171620515200234
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.5K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 19 07:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 19 15:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 19 07:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.9K Apr 12 14:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 81K Apr 12 14:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Apr 12 14:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 109K Apr 12 14:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 591K May 18 16:42 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 1716271988114

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CircularTrains-PT-768
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 06:13:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2024-05-21 06:13:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 06:13:09] [INFO ] Load time of PNML (sax parser for PT used): 109 ms
[2024-05-21 06:13:09] [INFO ] Transformed 1536 places.
[2024-05-21 06:13:09] [INFO ] Transformed 768 transitions.
[2024-05-21 06:13:09] [INFO ] Parsed PT model containing 1536 places and 768 transitions and 3072 arcs in 226 ms.
Built sparse matrix representations for Structural reductions in 20 ms.21742KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 1536/1536 places, 768/768 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 97 ms. Remains 1536 /1536 variables (removed 0) and now considering 768/768 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 122 ms. Remains : 1536/1536 places, 768/768 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 1536/1536 places, 768/768 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 53 ms. Remains 1536 /1536 variables (removed 0) and now considering 768/768 (removed 0) transitions.
// Phase 1: matrix 768 rows 1536 cols
[2024-05-21 06:13:10] [INFO ] Computed 769 invariants in 98 ms
[2024-05-21 06:13:10] [INFO ] Implicit Places using invariants in 845 ms returned []
[2024-05-21 06:13:10] [INFO ] Invariant cache hit.
[2024-05-21 06:13:11] [INFO ] Implicit Places using invariants and state equation in 866 ms returned []
Implicit Place search using SMT with State Equation took 1761 ms to find 0 implicit places.
[2024-05-21 06:13:11] [INFO ] Redundant transitions in 39 ms returned []
Running 512 sub problems to find dead transitions.
[2024-05-21 06:13:11] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1024 variables, 84/84 constraints. Problems are: Problem set: 0 solved, 512 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1024 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 512 unsolved
At refinement iteration 2 (OVERLAPS) 349/1373 variables, 397/481 constraints. Problems are: Problem set: 0 solved, 512 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1373 variables, 76/557 constraints. Problems are: Problem set: 0 solved, 512 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1373/2304 variables, and 557 constraints, problems are : Problem set: 0 solved, 512 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 397/397 constraints, Generalized P Invariants (flows): 160/372 constraints, State Equation: 0/1536 constraints, PredecessorRefiner: 512/512 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 512 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1024 variables, 84/84 constraints. Problems are: Problem set: 0 solved, 512 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1024 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 512 unsolved
At refinement iteration 2 (OVERLAPS) 349/1373 variables, 397/481 constraints. Problems are: Problem set: 0 solved, 512 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1373 variables, 76/557 constraints. Problems are: Problem set: 0 solved, 512 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1373 variables, 0/557 constraints. Problems are: Problem set: 0 solved, 512 unsolved
At refinement iteration 5 (OVERLAPS) 163/1536 variables, 212/769 constraints. Problems are: Problem set: 0 solved, 512 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1536/2304 variables, and 769 constraints, problems are : Problem set: 0 solved, 512 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 397/397 constraints, Generalized P Invariants (flows): 372/372 constraints, State Equation: 0/1536 constraints, PredecessorRefiner: 0/512 constraints, Known Traps: 0/0 constraints]
After SMT, in 60236ms problems are : Problem set: 0 solved, 512 unsolved
Search for dead transitions found 0 dead transitions in 60270ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 62139 ms. Remains : 1536/1536 places, 768/768 transitions.
Interrupted Random walk after 892303 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=29 )
Interrupted Random directed walk after 1225380 steps, including 0 resets, run timeout after 30002 ms. (steps per millisecond=40 )
[2024-05-21 06:15:12] [INFO ] Invariant cache hit.
[2024-05-21 06:15:12] [INFO ] [Real]Absence check using 397 positive place invariants in 246 ms returned sat
[2024-05-21 06:15:13] [INFO ] [Real]Absence check using 397 positive and 372 generalized place invariants in 984 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 1536/1536 places, 768/768 transitions.
Applied a total of 0 rules in 21 ms. Remains 1536 /1536 variables (removed 0) and now considering 768/768 (removed 0) transitions.
[2024-05-21 06:15:13] [INFO ] Invariant cache hit.
[2024-05-21 06:15:14] [INFO ] Implicit Places using invariants in 1384 ms returned [3, 14, 18, 29, 35, 45, 47, 59, 75, 79, 81, 83, 85, 90, 94, 96, 102, 106, 110, 111, 125, 128, 138, 144, 149, 150, 152, 155, 158, 163, 173, 180, 187, 193, 196, 197, 198, 224, 228, 243, 244, 247, 248, 250, 255, 259, 273, 276, 296, 304, 312, 318, 325, 330, 333, 339, 350, 353, 355, 361, 368, 380, 381, 389, 402, 409, 414, 419, 420, 421, 438, 451, 453, 463, 464, 471, 473, 480, 499, 509, 516, 519, 530, 531, 533, 535, 544, 549, 557, 558, 561, 577, 578, 580, 600, 606, 612, 622, 630, 633, 656, 658, 661, 662, 665, 666, 669, 671, 677, 679, 681, 688, 689, 693, 694, 696, 697, 699, 705, 709, 711, 715, 716, 725, 732, 750, 761, 767, 770, 776, 780, 793, 804, 807, 810, 811, 817, 820, 839, 843, 846, 856, 872, 874, 883, 884, 885, 887, 905, 929, 934, 940, 942, 943, 948, 952, 953, 970, 973, 975, 977, 991, 997, 1005, 1009, 1013, 1017, 1018, 1019, 1020, 1042, 1046, 1059, 1071, 1072, 1073, 1078, 1079, 1087, 1088, 1094, 1096, 1101, 1121, 1128, 1131, 1147, 1150, 1153, 1157, 1160, 1162, 1163, 1168, 1178, 1182, 1185, 1198, 1204, 1209, 1211, 1216, 1228, 1229, 1244, 1247, 1252, 1261, 1262, 1266, 1273, 1292, 1299, 1300, 1301, 1305, 1306, 1329, 1335, 1337, 1338, 1339, 1350, 1354, 1356, 1360, 1362, 1373, 1378, 1379, 1385, 1391, 1409, 1430, 1438, 1446, 1450, 1453, 1461, 1472, 1476, 1484, 1485, 1487, 1488, 1493, 1495, 1497, 1507, 1512, 1513, 1515, 1517, 1525, 1527, 1531]
Discarding 256 places :
Implicit Place search using SMT only with invariants took 1393 ms to find 256 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 1280/1536 places, 768/768 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 256 transitions
Trivial Post-agglo rules discarded 256 transitions
Performed 256 trivial Post agglomeration. Transition count delta: 256
Iterating post reduction 0 with 256 rules applied. Total rules applied 256 place count 1280 transition count 512
Reduce places removed 256 places and 0 transitions.
Iterating post reduction 1 with 256 rules applied. Total rules applied 512 place count 1024 transition count 512
Applied a total of 512 rules in 24 ms. Remains 1024 /1280 variables (removed 256) and now considering 512/768 (removed 256) transitions.
// Phase 1: matrix 512 rows 1024 cols
[2024-05-21 06:15:15] [INFO ] Computed 513 invariants in 9 ms
[2024-05-21 06:15:15] [INFO ] Implicit Places using invariants in 673 ms returned []
[2024-05-21 06:15:15] [INFO ] Invariant cache hit.
[2024-05-21 06:15:16] [INFO ] Implicit Places using invariants and state equation in 810 ms returned []
Implicit Place search using SMT with State Equation took 1485 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 1024/1536 places, 512/768 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 2923 ms. Remains : 1024/1536 places, 512/768 transitions.
Initial state reduction rules removed 256 formulas.
RANDOM walk for 4077 steps (0 resets) in 854 ms. (4 steps per ms) remains 0/256 properties
Able to resolve query QuasiLiveness after proving 512 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 1536/1536 places, 768/768 transitions.
Applied a total of 0 rules in 29 ms. Remains 1536 /1536 variables (removed 0) and now considering 768/768 (removed 0) transitions.
// Phase 1: matrix 768 rows 1536 cols
[2024-05-21 06:15:16] [INFO ] Computed 769 invariants in 35 ms
[2024-05-21 06:15:18] [INFO ] Implicit Places using invariants in 1300 ms returned [3, 14, 18, 29, 35, 45, 47, 59, 75, 79, 81, 83, 85, 90, 94, 96, 102, 106, 110, 111, 125, 128, 138, 144, 149, 150, 152, 155, 158, 163, 173, 180, 187, 193, 196, 197, 198, 224, 228, 243, 244, 247, 248, 250, 255, 259, 273, 276, 296, 304, 312, 318, 325, 330, 333, 339, 350, 353, 355, 361, 368, 380, 381, 389, 402, 409, 414, 419, 420, 421, 438, 451, 453, 463, 464, 471, 473, 480, 499, 509, 516, 519, 530, 531, 533, 535, 544, 549, 557, 558, 561, 577, 578, 580, 600, 606, 612, 622, 630, 633, 656, 658, 661, 662, 665, 666, 669, 671, 677, 679, 681, 688, 689, 693, 694, 696, 697, 699, 705, 709, 711, 715, 716, 725, 732, 750, 761, 767, 770, 776, 780, 793, 804, 807, 810, 811, 817, 820, 839, 843, 846, 856, 872, 874, 883, 884, 885, 887, 905, 929, 934, 940, 942, 943, 948, 952, 953, 970, 973, 975, 977, 991, 997, 1005, 1009, 1013, 1017, 1018, 1019, 1020, 1042, 1046, 1059, 1071, 1072, 1073, 1078, 1079, 1087, 1088, 1094, 1096, 1101, 1121, 1128, 1131, 1147, 1150, 1153, 1157, 1160, 1162, 1163, 1168, 1178, 1182, 1185, 1198, 1204, 1209, 1211, 1216, 1228, 1229, 1244, 1247, 1252, 1261, 1262, 1266, 1273, 1292, 1299, 1300, 1301, 1305, 1306, 1329, 1335, 1337, 1338, 1339, 1350, 1354, 1356, 1360, 1362, 1373, 1378, 1379, 1385, 1391, 1409, 1430, 1438, 1446, 1450, 1453, 1461, 1472, 1476, 1484, 1485, 1487, 1488, 1493, 1495, 1497, 1507, 1512, 1513, 1515, 1517, 1525, 1527, 1531]
Discarding 256 places :
Implicit Place search using SMT only with invariants took 1303 ms to find 256 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 1280/1536 places, 768/768 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 256 transitions
Trivial Post-agglo rules discarded 256 transitions
Performed 256 trivial Post agglomeration. Transition count delta: 256
Iterating post reduction 0 with 256 rules applied. Total rules applied 256 place count 1280 transition count 512
Reduce places removed 256 places and 0 transitions.
Iterating post reduction 1 with 256 rules applied. Total rules applied 512 place count 1024 transition count 512
Applied a total of 512 rules in 17 ms. Remains 1024 /1280 variables (removed 256) and now considering 512/768 (removed 256) transitions.
// Phase 1: matrix 512 rows 1024 cols
[2024-05-21 06:15:18] [INFO ] Computed 513 invariants in 7 ms
[2024-05-21 06:15:18] [INFO ] Implicit Places using invariants in 663 ms returned []
[2024-05-21 06:15:18] [INFO ] Invariant cache hit.
[2024-05-21 06:15:19] [INFO ] Implicit Places using invariants and state equation in 801 ms returned []
Implicit Place search using SMT with State Equation took 1466 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 1024/1536 places, 512/768 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 2815 ms. Remains : 1024/1536 places, 512/768 transitions.
Net is quasi-live, checking if it is reversible to establish liveness.
Net is conservative; using simplified expression for initial state.
Unable to solve all queries for examination Liveness. Remains :1 assertions to prove.
Unable to solve all queries for examination Liveness. Remains :512 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 512 properties from file /home/mcc/execution/Liveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 130373 ms.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running CircularTrains-PT-768

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 1536
TRANSITIONS: 768
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.019s, Sys 0.007s]


SAVING FILE /home/mcc/execution/model (.net / .def) ...
EXPORT TIME: [User 0.003s, Sys 0.000s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 559
MODEL NAME: /home/mcc/execution/model
1536 places, 768 transitions.

No place bound informations found.
No place bound informations found.
No place bound informations found.
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
No place bound informations found.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...

BK_TIME_CONFINEMENT_REACHED

--------------------
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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination Liveness -timeout 180 -rebuildPNML

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-768"
export BK_EXAMINATION="Liveness"
export BK_TOOL="greatspnxred"
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 2-5568"
echo " Executing tool greatspnxred"
echo " Input is CircularTrains-PT-768, 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 r078-tall-171620515200234"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CircularTrains-PT-768.tgz
mv CircularTrains-PT-768 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 ;