Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r301-smll-165463877100297.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is AutonomousCar-PT-05a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r301-smll-165463877100297
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 580K
-rw-r--r-- 1 mcc users 6.4K Jun 7 15:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Jun 7 15:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Jun 7 15:46 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K Jun 7 15:46 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Jun 3 16:19 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Jun 3 16:19 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Jun 3 16:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Jun 3 16:19 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 3 16:02 NewModel
-rw-r--r-- 1 mcc users 15K Jun 7 15:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 169K Jun 7 15:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Jun 7 15:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 58K Jun 7 15:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Jun 3 16:19 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Jun 3 16:19 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 3 16:02 equiv_col
-rw-r--r-- 1 mcc users 4 Jun 3 16:02 instance
-rw-r--r-- 1 mcc users 6 Jun 3 16:02 iscolored
-rw-r--r-- 1 mcc users 114K Jun 3 16:02 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1654658533685

Running Version 202205111006
[2022-06-08 03:22:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2022-06-08 03:22:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-06-08 03:22:16] [INFO ] Load time of PNML (sax parser for PT used): 229 ms
[2022-06-08 03:22:16] [INFO ] Transformed 57 places.
[2022-06-08 03:22:16] [INFO ] Transformed 289 transitions.
[2022-06-08 03:22:16] [INFO ] Found NUPN structural information;
[2022-06-08 03:22:16] [INFO ] Parsed PT model containing 57 places and 289 transitions in 478 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 57/57 places, 289/289 transitions.
Ensure Unique test removed 113 transitions
Reduce isomorphic transitions removed 113 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 119 rules applied. Total rules applied 119 place count 57 transition count 170
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 125 place count 51 transition count 170
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 130 place count 46 transition count 140
Iterating global reduction 2 with 5 rules applied. Total rules applied 135 place count 46 transition count 140
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 139 place count 44 transition count 138
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 141 place count 43 transition count 138
Applied a total of 141 rules in 84 ms. Remains 43 /57 variables (removed 14) and now considering 138/289 (removed 151) transitions.
[2022-06-08 03:22:16] [INFO ] Flow matrix only has 137 transitions (discarded 1 similar events)
// Phase 1: matrix 137 rows 43 cols
[2022-06-08 03:22:16] [INFO ] Computed 10 place invariants in 14 ms
[2022-06-08 03:22:17] [INFO ] Implicit Places using invariants in 455 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 616 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 42/57 places, 138/289 transitions.
Applied a total of 0 rules in 5 ms. Remains 42 /42 variables (removed 0) and now considering 138/138 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 42/57 places, 138/289 transitions.
Discarding 24 transitions out of 138. Remains 114
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 757 resets, run finished after 935 ms. (steps per millisecond=10 ) properties (out of 113) seen :105
Incomplete Best-First random walk after 10001 steps, including 96 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 8) seen :1
Incomplete Best-First random walk after 10001 steps, including 97 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 95 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 90 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 7) seen :2
Incomplete Best-First random walk after 10001 steps, including 86 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 79 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2022-06-08 03:22:18] [INFO ] Flow matrix only has 137 transitions (discarded 1 similar events)
// Phase 1: matrix 137 rows 42 cols
[2022-06-08 03:22:18] [INFO ] Computed 9 place invariants in 3 ms
[2022-06-08 03:22:18] [INFO ] [Real]Absence check using 9 positive place invariants in 4 ms returned sat
[2022-06-08 03:22:18] [INFO ] After 287ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2022-06-08 03:22:19] [INFO ] [Nat]Absence check using 9 positive place invariants in 5 ms returned sat
[2022-06-08 03:22:19] [INFO ] After 186ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2022-06-08 03:22:19] [INFO ] State equation strengthened by 1 read => feed constraints.
[2022-06-08 03:22:19] [INFO ] After 77ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2022-06-08 03:22:19] [INFO ] After 180ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 73 ms.
[2022-06-08 03:22:19] [INFO ] After 527ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 620 ms.
Support contains 8 out of 42 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 42/42 places, 138/138 transitions.
Graph (complete) has 336 edges and 42 vertex of which 40 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.6 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions removed 2 transitions
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 40 transition count 135
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 8 place count 39 transition count 130
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 38 transition count 129
Applied a total of 9 rules in 52 ms. Remains 38 /42 variables (removed 4) and now considering 129/138 (removed 9) transitions.
Finished structural reductions, in 1 iterations. Remains : 38/42 places, 129/138 transitions.
Incomplete random walk after 1000000 steps, including 67305 resets, run finished after 3899 ms. (steps per millisecond=256 ) properties (out of 5) seen :4
Incomplete Best-First random walk after 1000001 steps, including 7991 resets, run finished after 552 ms. (steps per millisecond=1811 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 129 rows 38 cols
[2022-06-08 03:22:24] [INFO ] Computed 7 place invariants in 3 ms
[2022-06-08 03:22:24] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2022-06-08 03:22:24] [INFO ] After 134ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-06-08 03:22:24] [INFO ] [Nat]Absence check using 7 positive place invariants in 15 ms returned sat
[2022-06-08 03:22:24] [INFO ] After 116ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-06-08 03:22:25] [INFO ] After 146ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 26 ms.
[2022-06-08 03:22:25] [INFO ] After 234ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 9 ms.
Support contains 3 out of 38 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 38/38 places, 129/129 transitions.
Free-agglomeration rule applied 4 times.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 38 transition count 125
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 28 place count 34 transition count 105
Applied a total of 28 rules in 44 ms. Remains 34 /38 variables (removed 4) and now considering 105/129 (removed 24) transitions.
Finished structural reductions, in 1 iterations. Remains : 34/38 places, 105/129 transitions.
Incomplete random walk after 1000000 steps, including 18003 resets, run finished after 2647 ms. (steps per millisecond=377 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 13444 resets, run finished after 518 ms. (steps per millisecond=1930 ) properties (out of 1) seen :0
Finished probabilistic random walk after 2395 steps, run visited all 1 properties in 21 ms. (steps per millisecond=114 )
Probabilistic random walk after 2395 steps, saw 769 distinct states, run finished after 22 ms. (steps per millisecond=108 ) properties seen :1
Able to resolve query QuasiLiveness after proving 114 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 12190 ms.

BK_STOP 1654658548372

--------------------
content from stderr:

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination QuasiLiveness -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

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="AutonomousCar-PT-05a"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="itstools"
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 2-4028"
echo " Executing tool itstools"
echo " Input is AutonomousCar-PT-05a, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r301-smll-165463877100297"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-05a.tgz
mv AutonomousCar-PT-05a execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;