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.r139-tall-165271828100552.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 MultiwaySync-PT-none, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r139-tall-165271828100552
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 384K
-rw-r--r-- 1 mcc users 9.6K Apr 29 12:06 CTLCardinality.txt
-rw-r--r-- 1 mcc users 114K Apr 29 12:06 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Apr 29 12:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Apr 29 12:01 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 08:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 9 08:18 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 9 08:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 9 08:18 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 9 08:18 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 9 08:18 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 111K 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 1652756544847

Running Version 202205111006
[2022-05-17 03:02:26] [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 03:02:26] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-17 03:02:26] [INFO ] Load time of PNML (sax parser for PT used): 114 ms
[2022-05-17 03:02:26] [INFO ] Transformed 222 places.
[2022-05-17 03:02:26] [INFO ] Transformed 472 transitions.
[2022-05-17 03:02:26] [INFO ] Found NUPN structural information;
[2022-05-17 03:02:26] [INFO ] Parsed PT model containing 222 places and 472 transitions in 232 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 222/222 places, 472/472 transitions.
Ensure Unique test removed 83 transitions
Reduce isomorphic transitions removed 83 transitions.
Iterating post reduction 0 with 83 rules applied. Total rules applied 83 place count 222 transition count 389
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 83 place count 222 transition count 387
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 87 place count 220 transition count 387
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 99 place count 208 transition count 375
Iterating global reduction 1 with 12 rules applied. Total rules applied 111 place count 208 transition count 375
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 117 place count 208 transition count 369
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 123 place count 202 transition count 351
Iterating global reduction 2 with 6 rules applied. Total rules applied 129 place count 202 transition count 351
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 133 place count 202 transition count 347
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 1 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 3 with 50 rules applied. Total rules applied 183 place count 177 transition count 322
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -28
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 191 place count 173 transition count 350
Applied a total of 191 rules in 89 ms. Remains 173 /222 variables (removed 49) and now considering 350/472 (removed 122) transitions.
[2022-05-17 03:02:26] [INFO ] Flow matrix only has 277 transitions (discarded 73 similar events)
// Phase 1: matrix 277 rows 173 cols
[2022-05-17 03:02:26] [INFO ] Computed 25 place invariants in 22 ms
[2022-05-17 03:02:26] [INFO ] Implicit Places using invariants in 319 ms returned [172]
Discarding 1 places :
Ensure Unique test removed 68 transitions
Reduce isomorphic transitions removed 68 transitions.
Implicit Place search using SMT only with invariants took 351 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 172/222 places, 282/472 transitions.
Graph (trivial) has 188 edges and 172 vertex of which 91 / 172 are part of one of the 32 SCC in 2 ms
Free SCC test removed 59 places
Ensure Unique test removed 107 transitions
Reduce isomorphic transitions removed 107 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 0 with 18 rules applied. Total rules applied 19 place count 113 transition count 157
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 37 place count 95 transition count 157
Applied a total of 37 rules in 7 ms. Remains 95 /172 variables (removed 77) and now considering 157/282 (removed 125) transitions.
[2022-05-17 03:02:26] [INFO ] Flow matrix only has 120 transitions (discarded 37 similar events)
// Phase 1: matrix 120 rows 95 cols
[2022-05-17 03:02:26] [INFO ] Computed 24 place invariants in 1 ms
[2022-05-17 03:02:26] [INFO ] Implicit Places using invariants in 84 ms returned []
[2022-05-17 03:02:26] [INFO ] Flow matrix only has 120 transitions (discarded 37 similar events)
// Phase 1: matrix 120 rows 95 cols
[2022-05-17 03:02:26] [INFO ] Computed 24 place invariants in 5 ms
[2022-05-17 03:02:27] [INFO ] State equation strengthened by 1 read => feed constraints.
[2022-05-17 03:02:27] [INFO ] Implicit Places using invariants and state equation in 136 ms returned []
Implicit Place search using SMT with State Equation took 222 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 95/222 places, 157/472 transitions.
Finished structural reductions, in 2 iterations. Remains : 95/222 places, 157/472 transitions.
Discarding 48 transitions out of 157. Remains 109
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 590 resets, run finished after 601 ms. (steps per millisecond=16 ) properties (out of 108) seen :99
Incomplete Best-First random walk after 10001 steps, including 77 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 80 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 83 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 79 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 81 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 79 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 59 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 76 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 79 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 9) seen :0
Running SMT prover for 9 properties.
[2022-05-17 03:02:28] [INFO ] Flow matrix only has 120 transitions (discarded 37 similar events)
// Phase 1: matrix 120 rows 95 cols
[2022-05-17 03:02:28] [INFO ] Computed 24 place invariants in 1 ms
[2022-05-17 03:02:28] [INFO ] [Real]Absence check using 24 positive place invariants in 5 ms returned sat
[2022-05-17 03:02:28] [INFO ] After 111ms SMT Verify possible using state equation in real domain returned unsat :0 sat :6 real:3
[2022-05-17 03:02:28] [INFO ] State equation strengthened by 1 read => feed constraints.
[2022-05-17 03:02:28] [INFO ] After 48ms SMT Verify possible using 1 Read/Feed constraints in real domain returned unsat :0 sat :0 real:9
[2022-05-17 03:02:28] [INFO ] After 348ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:9
[2022-05-17 03:02:28] [INFO ] [Nat]Absence check using 24 positive place invariants in 4 ms returned sat
[2022-05-17 03:02:28] [INFO ] After 118ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :9
[2022-05-17 03:02:28] [INFO ] After 96ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :9
[2022-05-17 03:02:28] [INFO ] After 205ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :9
Attempting to minimize the solution found.
Minimization took 118 ms.
[2022-05-17 03:02:29] [INFO ] After 588ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :9
Parikh walk visited 0 properties in 4 ms.
Support contains 11 out of 95 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 95/95 places, 157/157 transitions.
Graph (complete) has 272 edges and 95 vertex of which 39 are kept as prefixes of interest. Removing 56 places using SCC suffix rule.3 ms
Discarding 56 places :
Also discarding 82 output transitions
Drop transitions removed 82 transitions
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 9 place count 39 transition count 67
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 13 place count 35 transition count 63
Iterating global reduction 1 with 4 rules applied. Total rules applied 17 place count 35 transition count 63
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 1 with 2 rules applied. Total rules applied 19 place count 34 transition count 62
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 20 place count 34 transition count 61
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 21 place count 33 transition count 61
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 22 place count 33 transition count 61
Applied a total of 22 rules in 21 ms. Remains 33 /95 variables (removed 62) and now considering 61/157 (removed 96) transitions.
Finished structural reductions, in 1 iterations. Remains : 33/95 places, 61/157 transitions.
Finished random walk after 74265 steps, including 10366 resets, run visited all 9 properties in 620 ms. (steps per millisecond=119 )
Able to resolve query QuasiLiveness after proving 109 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 3611 ms.

BK_STOP 1652756549812

--------------------
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="MultiwaySync-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 MultiwaySync-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 r139-tall-165271828100552"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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