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-165463877100307.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)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is AutonomousCar-PT-06a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r301-smll-165463877100307
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 696K
-rw-r--r-- 1 mcc users 7.9K Jun 7 15:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 92K Jun 7 15:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Jun 7 15:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Jun 7 15:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Jun 3 16:19 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Jun 3 16:19 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Jun 3 16:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Jun 3 16:19 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 3 16:02 NewModel
-rw-r--r-- 1 mcc users 12K Jun 7 15:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 139K Jun 7 15:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Jun 7 15:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 108K Jun 7 15:49 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 177K 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 1654658696615

Running Version 202205111006
[2022-06-08 03:24:59] [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 03:24:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-06-08 03:24:59] [INFO ] Load time of PNML (sax parser for PT used): 259 ms
[2022-06-08 03:24:59] [INFO ] Transformed 65 places.
[2022-06-08 03:24:59] [INFO ] Transformed 417 transitions.
[2022-06-08 03:24:59] [INFO ] Found NUPN structural information;
[2022-06-08 03:24:59] [INFO ] Parsed PT model containing 65 places and 417 transitions in 523 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 65/65 places, 417/417 transitions.
Ensure Unique test removed 159 transitions
Reduce isomorphic transitions removed 159 transitions.
Drop transitions removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 0 with 166 rules applied. Total rules applied 166 place count 65 transition count 251
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 173 place count 58 transition count 251
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 179 place count 52 transition count 209
Iterating global reduction 2 with 6 rules applied. Total rules applied 185 place count 52 transition count 209
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 189 place count 50 transition count 207
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 191 place count 49 transition count 207
Applied a total of 191 rules in 65 ms. Remains 49 /65 variables (removed 16) and now considering 207/417 (removed 210) transitions.
[2022-06-08 03:24:59] [INFO ] Flow matrix only has 206 transitions (discarded 1 similar events)
// Phase 1: matrix 206 rows 49 cols
[2022-06-08 03:24:59] [INFO ] Computed 11 place invariants in 27 ms
[2022-06-08 03:25:00] [INFO ] Implicit Places using invariants in 758 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 826 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 48/65 places, 207/417 transitions.
Applied a total of 0 rules in 7 ms. Remains 48 /48 variables (removed 0) and now considering 207/207 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 48/65 places, 207/417 transitions.
Discarding 28 transitions out of 207. Remains 179
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 710 resets, run finished after 1114 ms. (steps per millisecond=8 ) properties (out of 178) seen :147
Incomplete Best-First random walk after 1000 steps, including 8 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 31) seen :2
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 29) seen :2
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 27) seen :3
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 24) seen :2
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 22) seen :1
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 21) seen :1
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 6 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 20) seen :3
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 17) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 17) seen :0
Running SMT prover for 17 properties.
[2022-06-08 03:25:01] [INFO ] Flow matrix only has 206 transitions (discarded 1 similar events)
// Phase 1: matrix 206 rows 48 cols
[2022-06-08 03:25:02] [INFO ] Computed 10 place invariants in 14 ms
[2022-06-08 03:25:02] [INFO ] [Real]Absence check using 10 positive place invariants in 5 ms returned sat
[2022-06-08 03:25:03] [INFO ] After 1023ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:17
[2022-06-08 03:25:03] [INFO ] [Nat]Absence check using 10 positive place invariants in 5 ms returned sat
[2022-06-08 03:25:03] [INFO ] After 428ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :17
[2022-06-08 03:25:03] [INFO ] State equation strengthened by 1 read => feed constraints.
[2022-06-08 03:25:04] [INFO ] After 378ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :17
[2022-06-08 03:25:04] [INFO ] After 881ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :17
Attempting to minimize the solution found.
Minimization took 423 ms.
[2022-06-08 03:25:05] [INFO ] After 1861ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :17
Parikh walk visited 8 properties in 4926 ms.
Support contains 11 out of 48 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 48/48 places, 207/207 transitions.
Graph (complete) has 451 edges and 48 vertex of which 46 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
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 45 transition count 204
Applied a total of 2 rules in 69 ms. Remains 45 /48 variables (removed 3) and now considering 204/207 (removed 3) transitions.
Finished structural reductions, in 1 iterations. Remains : 45/48 places, 204/207 transitions.
Incomplete random walk after 1000000 steps, including 78766 resets, run finished after 7396 ms. (steps per millisecond=135 ) properties (out of 9) seen :8
Incomplete Best-First random walk after 1000001 steps, including 6306 resets, run finished after 692 ms. (steps per millisecond=1445 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 204 rows 45 cols
[2022-06-08 03:25:18] [INFO ] Computed 8 place invariants in 3 ms
[2022-06-08 03:25:18] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2022-06-08 03:25:18] [INFO ] After 198ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-06-08 03:25:18] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2022-06-08 03:25:18] [INFO ] After 84ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-06-08 03:25:18] [INFO ] After 110ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 19 ms.
[2022-06-08 03:25:18] [INFO ] After 163ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 3 out of 45 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 45/45 places, 204/204 transitions.
Free-agglomeration rule applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 45 transition count 198
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 0 with 42 rules applied. Total rules applied 48 place count 39 transition count 162
Applied a total of 48 rules in 29 ms. Remains 39 /45 variables (removed 6) and now considering 162/204 (removed 42) transitions.
Finished structural reductions, in 1 iterations. Remains : 39/45 places, 162/204 transitions.
Incomplete random walk after 1000000 steps, including 12952 resets, run finished after 3047 ms. (steps per millisecond=328 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 9742 resets, run finished after 590 ms. (steps per millisecond=1694 ) properties (out of 1) seen :0
Finished probabilistic random walk after 5884 steps, run visited all 1 properties in 27 ms. (steps per millisecond=217 )
Probabilistic random walk after 5884 steps, saw 1509 distinct states, run finished after 27 ms. (steps per millisecond=217 ) properties seen :1
Able to resolve query QuasiLiveness after proving 179 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 23243 ms.

BK_STOP 1654658722450

--------------------
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-06a"
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-06a, 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-165463877100307"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-06a.tgz
mv AutonomousCar-PT-06a 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 ;