Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2022-input.r016-tajo-165245743500277.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2022-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is AutoFlight-PT-05b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r016-tajo-165245743500277
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 364K
-rw-r--r-- 1 mcc users 7.6K Apr 30 01:43 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K Apr 30 01:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Apr 30 01:42 CTLFireability.txt
-rw-r--r-- 1 mcc users 68K Apr 30 01:42 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K May 9 07:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K May 9 07:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 9 07:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K May 9 07:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 9 07:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 9 07:04 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:33 equiv_col
-rw-r--r-- 1 mcc users 4 May 10 09:33 instance
-rw-r--r-- 1 mcc users 6 May 10 09:33 iscolored
-rw-r--r-- 1 mcc users 113K May 10 09:33 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 1652772764444

Running Version 202205111006
[2022-05-17 07:32:46] [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]
[2022-05-17 07:32:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-17 07:32:46] [INFO ] Load time of PNML (sax parser for PT used): 137 ms
[2022-05-17 07:32:46] [INFO ] Transformed 482 places.
[2022-05-17 07:32:46] [INFO ] Transformed 480 transitions.
[2022-05-17 07:32:46] [INFO ] Found NUPN structural information;
[2022-05-17 07:32:46] [INFO ] Parsed PT model containing 482 places and 480 transitions in 324 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 482/482 places, 480/480 transitions.
Drop transitions removed 189 transitions
Trivial Post-agglo rules discarded 189 transitions
Performed 189 trivial Post agglomeration. Transition count delta: 189
Iterating post reduction 0 with 189 rules applied. Total rules applied 189 place count 482 transition count 291
Reduce places removed 189 places and 0 transitions.
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Drop transitions removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 1 with 224 rules applied. Total rules applied 413 place count 293 transition count 256
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 423 place count 283 transition count 256
Performed 67 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 67 Pre rules applied. Total rules applied 423 place count 283 transition count 189
Deduced a syphon composed of 67 places in 2 ms
Reduce places removed 67 places and 0 transitions.
Iterating global reduction 3 with 134 rules applied. Total rules applied 557 place count 216 transition count 189
Discarding 52 places :
Symmetric choice reduction at 3 with 52 rule applications. Total rules 609 place count 164 transition count 137
Iterating global reduction 3 with 52 rules applied. Total rules applied 661 place count 164 transition count 137
Performed 15 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 15 Pre rules applied. Total rules applied 661 place count 164 transition count 122
Deduced a syphon composed of 15 places in 1 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 3 with 30 rules applied. Total rules applied 691 place count 149 transition count 122
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: 37
Deduced a syphon composed of 37 places in 0 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 3 with 74 rules applied. Total rules applied 765 place count 112 transition count 85
Applied a total of 765 rules in 82 ms. Remains 112 /482 variables (removed 370) and now considering 85/480 (removed 395) transitions.
// Phase 1: matrix 85 rows 112 cols
[2022-05-17 07:32:46] [INFO ] Computed 34 place invariants in 10 ms
[2022-05-17 07:32:46] [INFO ] Implicit Places using invariants in 275 ms returned [36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 63, 80, 86, 92, 98, 104, 111]
Discarding 18 places :
Implicit Place search using SMT only with invariants took 315 ms to find 18 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 94/482 places, 85/480 transitions.
Drop transitions removed 10 transitions
Trivial Post-agglo rules discarded 10 transitions
Performed 10 trivial Post agglomeration. Transition count delta: 10
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 94 transition count 75
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 20 place count 84 transition count 75
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 26 place count 78 transition count 69
Iterating global reduction 2 with 6 rules applied. Total rules applied 32 place count 78 transition count 69
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 33 place count 77 transition count 68
Iterating global reduction 2 with 1 rules applied. Total rules applied 34 place count 77 transition count 68
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 35 place count 76 transition count 67
Iterating global reduction 2 with 1 rules applied. Total rules applied 36 place count 76 transition count 67
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 37 place count 75 transition count 66
Iterating global reduction 2 with 1 rules applied. Total rules applied 38 place count 75 transition count 66
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 39 place count 74 transition count 65
Iterating global reduction 2 with 1 rules applied. Total rules applied 40 place count 74 transition count 65
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 41 place count 73 transition count 64
Iterating global reduction 2 with 1 rules applied. Total rules applied 42 place count 73 transition count 64
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 44 place count 72 transition count 63
Applied a total of 44 rules in 28 ms. Remains 72 /94 variables (removed 22) and now considering 63/85 (removed 22) transitions.
// Phase 1: matrix 63 rows 72 cols
[2022-05-17 07:32:46] [INFO ] Computed 16 place invariants in 1 ms
[2022-05-17 07:32:46] [INFO ] Implicit Places using invariants in 138 ms returned []
// Phase 1: matrix 63 rows 72 cols
[2022-05-17 07:32:46] [INFO ] Computed 16 place invariants in 2 ms
[2022-05-17 07:32:47] [INFO ] State equation strengthened by 15 read => feed constraints.
[2022-05-17 07:32:47] [INFO ] Implicit Places using invariants and state equation in 110 ms returned []
Implicit Place search using SMT with State Equation took 250 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 72/482 places, 63/480 transitions.
Finished structural reductions, in 2 iterations. Remains : 72/482 places, 63/480 transitions.
Discarding 26 transitions out of 63. Remains 37
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 460 resets, run finished after 405 ms. (steps per millisecond=24 ) properties (out of 36) seen :30
Incomplete Best-First random walk after 10001 steps, including 42 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 38 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 38 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 10001 steps, including 41 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 39 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 41 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 63 rows 72 cols
[2022-05-17 07:32:47] [INFO ] Computed 16 place invariants in 1 ms
[2022-05-17 07:32:47] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2022-05-17 07:32:47] [INFO ] After 166ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2022-05-17 07:32:47] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2022-05-17 07:32:48] [INFO ] After 52ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2022-05-17 07:32:48] [INFO ] State equation strengthened by 15 read => feed constraints.
[2022-05-17 07:32:48] [INFO ] After 25ms SMT Verify possible using 15 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2022-05-17 07:32:48] [INFO ] After 63ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 49 ms.
[2022-05-17 07:32:48] [INFO ] After 223ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 2 properties in 531 ms.
Support contains 6 out of 72 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 72/72 places, 63/63 transitions.
Free-agglomeration rule applied 21 times.
Iterating global reduction 0 with 21 rules applied. Total rules applied 21 place count 72 transition count 42
Reduce places removed 21 places and 0 transitions.
Iterating post reduction 0 with 21 rules applied. Total rules applied 42 place count 51 transition count 42
Applied a total of 42 rules in 11 ms. Remains 51 /72 variables (removed 21) and now considering 42/63 (removed 21) transitions.
Finished structural reductions, in 1 iterations. Remains : 51/72 places, 42/63 transitions.
Incomplete random walk after 1000000 steps, including 52415 resets, run finished after 2616 ms. (steps per millisecond=382 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 1000001 steps, including 9552 resets, run finished after 644 ms. (steps per millisecond=1552 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 42 rows 51 cols
[2022-05-17 07:32:51] [INFO ] Computed 16 place invariants in 2 ms
[2022-05-17 07:32:51] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned sat
[2022-05-17 07:32:52] [INFO ] After 86ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-05-17 07:32:52] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2022-05-17 07:32:52] [INFO ] After 29ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-05-17 07:32:52] [INFO ] State equation strengthened by 29 read => feed constraints.
[2022-05-17 07:32:52] [INFO ] After 20ms SMT Verify possible using 29 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2022-05-17 07:32:52] [INFO ] After 30ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2022-05-17 07:32:52] [INFO ] After 145ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 2 out of 51 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 51/51 places, 42/42 transitions.
Free-agglomeration rule applied 4 times.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 51 transition count 38
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 8 place count 47 transition count 38
Applied a total of 8 rules in 15 ms. Remains 47 /51 variables (removed 4) and now considering 38/42 (removed 4) transitions.
Finished structural reductions, in 1 iterations. Remains : 47/51 places, 38/42 transitions.
Finished random walk after 3438 steps, including 169 resets, run visited all 1 properties in 5 ms. (steps per millisecond=687 )
Able to resolve query QuasiLiveness after proving 37 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 6212 ms.

BK_STOP 1652772772319

--------------------
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//
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
++ perl -pe 's/.*\.//g'
+ 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="AutoFlight-PT-05b"
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 AutoFlight-PT-05b, 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 r016-tajo-165245743500277"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-05b.tgz
mv AutoFlight-PT-05b 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 ;