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.r283-smll-165307355800002.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 UtahNoC-PT-none, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r283-smll-165307355800002
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 448K
-rw-r--r-- 1 mcc users 7.5K Apr 30 12:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Apr 30 12:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Apr 30 12:56 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Apr 30 12:56 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 9 09:19 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 9 09:19 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 9 09:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 9 09:19 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 9 09:19 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 9 09:19 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 5 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 205K May 10 09:34 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 1653142027438

Running Version 202205111006
[2022-05-21 14:07:11] [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]
[2022-05-21 14:07:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-21 14:07:11] [INFO ] Load time of PNML (sax parser for PT used): 340 ms
[2022-05-21 14:07:11] [INFO ] Transformed 216 places.
[2022-05-21 14:07:11] [INFO ] Transformed 977 transitions.
[2022-05-21 14:07:11] [INFO ] Found NUPN structural information;
[2022-05-21 14:07:11] [INFO ] Parsed PT model containing 216 places and 977 transitions in 708 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 216/216 places, 977/977 transitions.
Graph (trivial) has 504 edges and 216 vertex of which 93 / 216 are part of one of the 14 SCC in 13 ms
Free SCC test removed 79 places
Ensure Unique test removed 391 transitions
Reduce isomorphic transitions removed 391 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 9 place count 129 transition count 560
Iterating global reduction 0 with 8 rules applied. Total rules applied 17 place count 129 transition count 560
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 27 place count 129 transition count 550
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 3 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 33 place count 126 transition count 547
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 37 place count 126 transition count 543
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 39 place count 125 transition count 548
Applied a total of 39 rules in 171 ms. Remains 125 /216 variables (removed 91) and now considering 548/977 (removed 429) transitions.
[2022-05-21 14:07:12] [INFO ] Flow matrix only has 254 transitions (discarded 294 similar events)
// Phase 1: matrix 254 rows 125 cols
[2022-05-21 14:07:12] [INFO ] Computed 8 place invariants in 24 ms
[2022-05-21 14:07:12] [INFO ] Implicit Places using invariants in 743 ms returned []
[2022-05-21 14:07:12] [INFO ] Flow matrix only has 254 transitions (discarded 294 similar events)
// Phase 1: matrix 254 rows 125 cols
[2022-05-21 14:07:12] [INFO ] Computed 8 place invariants in 4 ms
[2022-05-21 14:07:13] [INFO ] State equation strengthened by 39 read => feed constraints.
[2022-05-21 14:07:13] [INFO ] Implicit Places using invariants and state equation in 288 ms returned [3]
Discarding 1 places :
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Implicit Place search using SMT with State Equation took 1108 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 124/216 places, 547/977 transitions.
Graph (trivial) has 208 edges and 124 vertex of which 25 / 124 are part of one of the 4 SCC in 1 ms
Free SCC test removed 21 places
Ensure Unique test removed 90 transitions
Reduce isomorphic transitions removed 90 transitions.
Applied a total of 1 rules in 12 ms. Remains 103 /124 variables (removed 21) and now considering 457/547 (removed 90) transitions.
[2022-05-21 14:07:13] [INFO ] Flow matrix only has 216 transitions (discarded 241 similar events)
// Phase 1: matrix 216 rows 103 cols
[2022-05-21 14:07:13] [INFO ] Computed 7 place invariants in 7 ms
[2022-05-21 14:07:13] [INFO ] Implicit Places using invariants in 93 ms returned []
[2022-05-21 14:07:13] [INFO ] Flow matrix only has 216 transitions (discarded 241 similar events)
// Phase 1: matrix 216 rows 103 cols
[2022-05-21 14:07:13] [INFO ] Computed 7 place invariants in 4 ms
[2022-05-21 14:07:13] [INFO ] State equation strengthened by 18 read => feed constraints.
[2022-05-21 14:07:13] [INFO ] Implicit Places using invariants and state equation in 251 ms returned []
Implicit Place search using SMT with State Equation took 350 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 103/216 places, 457/977 transitions.
Finished structural reductions, in 2 iterations. Remains : 103/216 places, 457/977 transitions.
Discarding 217 transitions out of 457. Remains 240
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 742 ms. (steps per millisecond=13 ) properties (out of 239) seen :237
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2022-05-21 14:07:14] [INFO ] Flow matrix only has 216 transitions (discarded 241 similar events)
// Phase 1: matrix 216 rows 103 cols
[2022-05-21 14:07:14] [INFO ] Computed 7 place invariants in 1 ms
[2022-05-21 14:07:14] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2022-05-21 14:07:14] [INFO ] After 249ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2022-05-21 14:07:14] [INFO ] [Nat]Absence check using 7 positive place invariants in 5 ms returned sat
[2022-05-21 14:07:15] [INFO ] After 156ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2022-05-21 14:07:15] [INFO ] State equation strengthened by 18 read => feed constraints.
[2022-05-21 14:07:15] [INFO ] After 55ms SMT Verify possible using 18 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2022-05-21 14:07:15] [INFO ] After 137ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 56 ms.
[2022-05-21 14:07:15] [INFO ] After 466ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 5 ms.
Support contains 3 out of 103 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 103/103 places, 457/457 transitions.
Drop transitions removed 74 transitions
Reduce isomorphic transitions removed 74 transitions.
Iterating post reduction 0 with 74 rules applied. Total rules applied 74 place count 103 transition count 383
Discarding 27 places :
Symmetric choice reduction at 1 with 27 rule applications. Total rules 101 place count 76 transition count 279
Iterating global reduction 1 with 27 rules applied. Total rules applied 128 place count 76 transition count 279
Ensure Unique test removed 42 transitions
Reduce isomorphic transitions removed 42 transitions.
Iterating post reduction 1 with 42 rules applied. Total rules applied 170 place count 76 transition count 237
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 178 place count 68 transition count 220
Iterating global reduction 2 with 8 rules applied. Total rules applied 186 place count 68 transition count 220
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 196 place count 68 transition count 210
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 3 with 2 rules applied. Total rules applied 198 place count 67 transition count 209
Drop transitions removed 5 transitions
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 10 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 11 rules applied. Total rules applied 209 place count 67 transition count 198
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 210 place count 66 transition count 198
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -12
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 5 with 12 rules applied. Total rules applied 222 place count 60 transition count 210
Partial Free-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 5 with 3 rules applied. Total rules applied 225 place count 60 transition count 210
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 226 place count 59 transition count 209
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 227 place count 58 transition count 209
Free-agglomeration rule applied 4 times.
Iterating global reduction 6 with 4 rules applied. Total rules applied 231 place count 58 transition count 205
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 237 place count 54 transition count 203
Applied a total of 237 rules in 112 ms. Remains 54 /103 variables (removed 49) and now considering 203/457 (removed 254) transitions.
Finished structural reductions, in 1 iterations. Remains : 54/103 places, 203/457 transitions.
Finished random walk after 4503 steps, including 0 resets, run visited all 2 properties in 29 ms. (steps per millisecond=155 )
Able to resolve query QuasiLiveness after proving 240 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 4440 ms.

BK_STOP 1653142035634

--------------------
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
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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="UtahNoC-PT-none"
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 UtahNoC-PT-none, 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 r283-smll-165307355800002"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtahNoC-PT-none.tgz
mv UtahNoC-PT-none 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 ;