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.r053-smll-165252139200272.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 DES-PT-05a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r053-smll-165252139200272
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 268K
-rw-r--r-- 1 mcc users 6.7K Apr 29 15:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K Apr 29 15:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Apr 29 15:52 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Apr 29 15:52 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.1K May 9 07:22 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K May 9 07:22 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 9 07:22 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 9 07:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 9 07:22 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K May 9 07:22 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 37K 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 1652606897836

Running Version 202205111006
[2022-05-15 09:28:20] [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]
[2022-05-15 09:28:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-15 09:28:20] [INFO ] Load time of PNML (sax parser for PT used): 176 ms
[2022-05-15 09:28:20] [INFO ] Transformed 135 places.
[2022-05-15 09:28:20] [INFO ] Transformed 92 transitions.
[2022-05-15 09:28:20] [INFO ] Found NUPN structural information;
[2022-05-15 09:28:20] [INFO ] Parsed PT model containing 135 places and 92 transitions in 426 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 135/135 places, 92/92 transitions.
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 14 place count 135 transition count 78
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 15 place count 134 transition count 77
Iterating global reduction 1 with 1 rules applied. Total rules applied 16 place count 134 transition count 77
Applied a total of 16 rules in 79 ms. Remains 134 /135 variables (removed 1) and now considering 77/92 (removed 15) transitions.
// Phase 1: matrix 77 rows 134 cols
[2022-05-15 09:28:20] [INFO ] Computed 59 place invariants in 31 ms
[2022-05-15 09:28:21] [INFO ] Implicit Places using invariants in 601 ms returned [32]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 671 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 133/135 places, 77/92 transitions.
Applied a total of 0 rules in 22 ms. Remains 133 /133 variables (removed 0) and now considering 77/77 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 133/135 places, 77/92 transitions.
Discarding 9 transitions out of 77. Remains 68
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 219 resets, run finished after 899 ms. (steps per millisecond=11 ) properties (out of 67) seen :62
Incomplete Best-First random walk after 10001 steps, including 42 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 49 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 44 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 41 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 50 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
// Phase 1: matrix 77 rows 133 cols
[2022-05-15 09:28:22] [INFO ] Computed 58 place invariants in 13 ms
[2022-05-15 09:28:23] [INFO ] [Real]Absence check using 33 positive place invariants in 13 ms returned sat
[2022-05-15 09:28:23] [INFO ] [Real]Absence check using 33 positive and 25 generalized place invariants in 13 ms returned sat
[2022-05-15 09:28:23] [INFO ] After 276ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2022-05-15 09:28:23] [INFO ] [Nat]Absence check using 33 positive place invariants in 20 ms returned sat
[2022-05-15 09:28:23] [INFO ] [Nat]Absence check using 33 positive and 25 generalized place invariants in 22 ms returned sat
[2022-05-15 09:28:23] [INFO ] After 373ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2022-05-15 09:28:24] [INFO ] After 525ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 106 ms.
[2022-05-15 09:28:24] [INFO ] After 838ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 1 properties in 3174 ms.
Support contains 7 out of 133 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 133/133 places, 77/77 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 133 transition count 75
Partial Free-agglomeration rule applied 6 times.
Drop transitions removed 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 8 place count 133 transition count 75
Applied a total of 8 rules in 33 ms. Remains 133 /133 variables (removed 0) and now considering 75/77 (removed 2) transitions.
Finished structural reductions, in 1 iterations. Remains : 133/133 places, 75/77 transitions.
Incomplete random walk after 1000000 steps, including 13519 resets, run finished after 12444 ms. (steps per millisecond=80 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 1000000 steps, including 2265 resets, run finished after 1311 ms. (steps per millisecond=762 ) properties (out of 2) seen :1
Running SMT prover for 1 properties.
// Phase 1: matrix 75 rows 133 cols
[2022-05-15 09:28:41] [INFO ] Computed 60 place invariants in 7 ms
[2022-05-15 09:28:41] [INFO ] [Real]Absence check using 35 positive place invariants in 16 ms returned sat
[2022-05-15 09:28:41] [INFO ] [Real]Absence check using 35 positive and 25 generalized place invariants in 18 ms returned sat
[2022-05-15 09:28:41] [INFO ] After 109ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-05-15 09:28:41] [INFO ] [Nat]Absence check using 35 positive place invariants in 9 ms returned sat
[2022-05-15 09:28:41] [INFO ] [Nat]Absence check using 35 positive and 25 generalized place invariants in 10 ms returned sat
[2022-05-15 09:28:41] [INFO ] After 132ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-05-15 09:28:41] [INFO ] State equation strengthened by 3 read => feed constraints.
[2022-05-15 09:28:41] [INFO ] After 15ms SMT Verify possible using 3 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2022-05-15 09:28:41] [INFO ] Deduced a trap composed of 7 places in 46 ms of which 3 ms to minimize.
[2022-05-15 09:28:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 75 ms
[2022-05-15 09:28:41] [INFO ] After 104ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2022-05-15 09:28:41] [INFO ] After 325ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 67 ms.
Support contains 3 out of 133 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 133/133 places, 75/75 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 132 transition count 74
Applied a total of 1 rules in 14 ms. Remains 132 /133 variables (removed 1) and now considering 74/75 (removed 1) transitions.
Finished structural reductions, in 1 iterations. Remains : 132/133 places, 74/75 transitions.
Incomplete random walk after 1000000 steps, including 13676 resets, run finished after 2466 ms. (steps per millisecond=405 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2329 resets, run finished after 1062 ms. (steps per millisecond=941 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 4718070 steps, run timeout after 9001 ms. (steps per millisecond=524 ) properties seen :{}
Probabilistic random walk after 4718070 steps, saw 597727 distinct states, run finished after 9005 ms. (steps per millisecond=523 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 74 rows 132 cols
[2022-05-15 09:28:54] [INFO ] Computed 60 place invariants in 3 ms
[2022-05-15 09:28:54] [INFO ] [Real]Absence check using 35 positive place invariants in 14 ms returned sat
[2022-05-15 09:28:54] [INFO ] [Real]Absence check using 35 positive and 25 generalized place invariants in 17 ms returned sat
[2022-05-15 09:28:54] [INFO ] After 109ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2022-05-15 09:28:54] [INFO ] State equation strengthened by 2 read => feed constraints.
[2022-05-15 09:28:54] [INFO ] After 16ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2022-05-15 09:28:54] [INFO ] After 266ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-05-15 09:28:54] [INFO ] [Nat]Absence check using 35 positive place invariants in 17 ms returned sat
[2022-05-15 09:28:54] [INFO ] [Nat]Absence check using 35 positive and 25 generalized place invariants in 16 ms returned sat
[2022-05-15 09:28:54] [INFO ] After 241ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-05-15 09:28:54] [INFO ] After 21ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2022-05-15 09:28:54] [INFO ] Deduced a trap composed of 8 places in 55 ms of which 2 ms to minimize.
[2022-05-15 09:28:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 80 ms
[2022-05-15 09:28:54] [INFO ] After 111ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2022-05-15 09:28:54] [INFO ] After 470ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 266 steps, including 0 resets, run visited all 1 properties in 4 ms. (steps per millisecond=66 )
Parikh walk visited 1 properties in 3 ms.
Able to resolve query QuasiLiveness after proving 68 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 34690 ms.

BK_STOP 1652606935037

--------------------
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="DES-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 DES-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 r053-smll-165252139200272"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-05a.tgz
mv DES-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 ;