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.r103-smll-165260579400272.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 GPUForwardProgress-PT-36b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r103-smll-165260579400272
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 384K
-rw-r--r-- 1 mcc users 6.3K Apr 29 12:46 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Apr 29 12:46 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Apr 29 12:46 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Apr 29 12:46 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 9 07:57 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 9 07:57 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 9 07:57 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 9 07:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 9 07:57 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 9 07:57 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 4 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 179K 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 1652631750514

Running Version 202205111006
[2022-05-15 16:22:32] [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 16:22:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-15 16:22:33] [INFO ] Load time of PNML (sax parser for PT used): 281 ms
[2022-05-15 16:22:33] [INFO ] Transformed 720 places.
[2022-05-15 16:22:33] [INFO ] Transformed 757 transitions.
[2022-05-15 16:22:33] [INFO ] Found NUPN structural information;
[2022-05-15 16:22:33] [INFO ] Parsed PT model containing 720 places and 757 transitions in 550 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 720/720 places, 757/757 transitions.
Graph (trivial) has 646 edges and 720 vertex of which 7 / 720 are part of one of the 1 SCC in 16 ms
Free SCC test removed 6 places
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Ensure Unique test removed 1 places
Drop transitions removed 410 transitions
Trivial Post-agglo rules discarded 410 transitions
Performed 410 trivial Post agglomeration. Transition count delta: 410
Iterating post reduction 0 with 411 rules applied. Total rules applied 412 place count 713 transition count 340
Reduce places removed 410 places and 0 transitions.
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 448 rules applied. Total rules applied 860 place count 303 transition count 302
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 861 place count 302 transition count 302
Performed 74 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 74 Pre rules applied. Total rules applied 861 place count 302 transition count 228
Deduced a syphon composed of 74 places in 4 ms
Reduce places removed 74 places and 0 transitions.
Iterating global reduction 3 with 148 rules applied. Total rules applied 1009 place count 228 transition count 228
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 1011 place count 226 transition count 226
Iterating global reduction 3 with 2 rules applied. Total rules applied 1013 place count 226 transition count 226
Performed 111 Post agglomeration using F-continuation condition.Transition count delta: 111
Deduced a syphon composed of 111 places in 0 ms
Reduce places removed 111 places and 0 transitions.
Iterating global reduction 3 with 222 rules applied. Total rules applied 1235 place count 115 transition count 115
Applied a total of 1235 rules in 160 ms. Remains 115 /720 variables (removed 605) and now considering 115/757 (removed 642) transitions.
[2022-05-15 16:22:33] [INFO ] Flow matrix only has 80 transitions (discarded 35 similar events)
// Phase 1: matrix 80 rows 115 cols
[2022-05-15 16:22:33] [INFO ] Computed 37 place invariants in 20 ms
[2022-05-15 16:22:34] [INFO ] Implicit Places using invariants in 597 ms returned []
[2022-05-15 16:22:34] [INFO ] Flow matrix only has 80 transitions (discarded 35 similar events)
// Phase 1: matrix 80 rows 115 cols
[2022-05-15 16:22:34] [INFO ] Computed 37 place invariants in 11 ms
[2022-05-15 16:22:34] [INFO ] State equation strengthened by 74 read => feed constraints.
[2022-05-15 16:22:34] [INFO ] Implicit Places using invariants and state equation in 551 ms returned []
Implicit Place search using SMT with State Equation took 1193 ms to find 0 implicit places.
[2022-05-15 16:22:34] [INFO ] Flow matrix only has 80 transitions (discarded 35 similar events)
// Phase 1: matrix 80 rows 115 cols
[2022-05-15 16:22:34] [INFO ] Computed 37 place invariants in 4 ms
[2022-05-15 16:22:35] [INFO ] Dead Transitions using invariants and state equation in 281 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 115/720 places, 115/757 transitions.
Finished structural reductions, in 1 iterations. Remains : 115/720 places, 115/757 transitions.
Discarding 39 transitions out of 115. Remains 76
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 494 resets, run finished after 458 ms. (steps per millisecond=21 ) properties (out of 75) seen :74
Incomplete Best-First random walk after 10001 steps, including 243 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2022-05-15 16:22:35] [INFO ] Flow matrix only has 80 transitions (discarded 35 similar events)
// Phase 1: matrix 80 rows 115 cols
[2022-05-15 16:22:35] [INFO ] Computed 37 place invariants in 7 ms
[2022-05-15 16:22:35] [INFO ] [Real]Absence check using 0 positive and 37 generalized place invariants in 14 ms returned sat
[2022-05-15 16:22:35] [INFO ] After 106ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2022-05-15 16:22:36] [INFO ] State equation strengthened by 74 read => feed constraints.
[2022-05-15 16:22:36] [INFO ] After 34ms SMT Verify possible using 74 Read/Feed constraints in real domain returned unsat :0 sat :1
[2022-05-15 16:22:36] [INFO ] After 59ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 23 ms.
[2022-05-15 16:22:36] [INFO ] After 310ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 142 ms.
Support contains 38 out of 115 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 115/115 places, 115/115 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 115 transition count 114
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 3 place count 114 transition count 113
Drop transitions removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 1 with 36 rules applied. Total rules applied 39 place count 114 transition count 77
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 40 place count 113 transition count 76
Applied a total of 40 rules in 32 ms. Remains 113 /115 variables (removed 2) and now considering 76/115 (removed 39) transitions.
Finished structural reductions, in 1 iterations. Remains : 113/115 places, 76/115 transitions.
Incomplete random walk after 1000000 steps, including 85372 resets, run finished after 5138 ms. (steps per millisecond=194 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 25641 resets, run finished after 2965 ms. (steps per millisecond=337 ) properties (out of 1) seen :0
Finished probabilistic random walk after 2253 steps, run visited all 1 properties in 19 ms. (steps per millisecond=118 )
Probabilistic random walk after 2253 steps, saw 2145 distinct states, run finished after 19 ms. (steps per millisecond=118 ) properties seen :1
Able to resolve query QuasiLiveness after proving 76 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 11564 ms.

BK_STOP 1652631764478

--------------------
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="GPUForwardProgress-PT-36b"
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 GPUForwardProgress-PT-36b, 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 r103-smll-165260579400272"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-36b.tgz
mv GPUForwardProgress-PT-36b 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 ;