Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r280-smll-167863550200147.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-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 2-5348
Executing tool marciexred
Input is NoC3x3-PT-1B, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r280-smll-167863550200147
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 840K
-rw-r--r-- 1 mcc users 7.3K Feb 26 09:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K Feb 26 09:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Feb 26 09:52 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Feb 26 09:52 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:28 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:28 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 16:28 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:28 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Feb 26 09:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 164K Feb 26 09:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Feb 26 09:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K Feb 26 09:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:28 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:28 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 362K Mar 5 18:23 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 1678913333145

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=marciexred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=NoC3x3-PT-1B
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-15 20:48:56] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-15 20:48:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-15 20:48:56] [INFO ] Load time of PNML (sax parser for PT used): 521 ms
[2023-03-15 20:48:57] [INFO ] Transformed 1416 places.
[2023-03-15 20:48:57] [INFO ] Transformed 1640 transitions.
[2023-03-15 20:48:57] [INFO ] Found NUPN structural information;
[2023-03-15 20:48:57] [INFO ] Parsed PT model containing 1416 places and 1640 transitions and 3639 arcs in 762 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1416/1416 places, 1640/1640 transitions.
Graph (trivial) has 1441 edges and 1416 vertex of which 916 / 1416 are part of one of the 20 SCC in 16 ms
Free SCC test removed 896 places
Ensure Unique test removed 1064 transitions
Reduce isomorphic transitions removed 1064 transitions.
Drop transitions removed 20 transitions
Trivial Post-agglo rules discarded 20 transitions
Performed 20 trivial Post agglomeration. Transition count delta: 20
Iterating post reduction 0 with 20 rules applied. Total rules applied 21 place count 520 transition count 556
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 1 with 20 rules applied. Total rules applied 41 place count 500 transition count 556
Performed 263 Post agglomeration using F-continuation condition.Transition count delta: 263
Deduced a syphon composed of 263 places in 1 ms
Reduce places removed 263 places and 0 transitions.
Iterating global reduction 2 with 526 rules applied. Total rules applied 567 place count 237 transition count 293
Applied a total of 567 rules in 156 ms. Remains 237 /1416 variables (removed 1179) and now considering 293/1640 (removed 1347) transitions.
[2023-03-15 20:48:57] [INFO ] Flow matrix only has 261 transitions (discarded 32 similar events)
// Phase 1: matrix 261 rows 237 cols
[2023-03-15 20:48:57] [INFO ] Computed 40 place invariants in 24 ms
[2023-03-15 20:48:57] [INFO ] Implicit Places using invariants in 682 ms returned [13, 45, 86, 138, 183, 217]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 727 ms to find 6 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 231/1416 places, 293/1640 transitions.
Graph (trivial) has 146 edges and 231 vertex of which 28 / 231 are part of one of the 14 SCC in 1 ms
Free SCC test removed 14 places
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Applied a total of 1 rules in 5 ms. Remains 217 /231 variables (removed 14) and now considering 265/293 (removed 28) transitions.
[2023-03-15 20:48:57] [INFO ] Flow matrix only has 233 transitions (discarded 32 similar events)
// Phase 1: matrix 233 rows 217 cols
[2023-03-15 20:48:58] [INFO ] Computed 34 place invariants in 3 ms
[2023-03-15 20:48:58] [INFO ] Implicit Places using invariants in 470 ms returned []
[2023-03-15 20:48:58] [INFO ] Flow matrix only has 233 transitions (discarded 32 similar events)
[2023-03-15 20:48:58] [INFO ] Invariant cache hit.
[2023-03-15 20:48:58] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-15 20:48:59] [INFO ] Implicit Places using invariants and state equation in 644 ms returned []
Implicit Place search using SMT with State Equation took 1116 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 217/1416 places, 265/1640 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 2005 ms. Remains : 217/1416 places, 265/1640 transitions.
Discarding 98 transitions out of 265. Remains 167
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 218 resets, run finished after 861 ms. (steps per millisecond=11 ) properties (out of 166) seen :161
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 5) seen :2
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-15 20:49:00] [INFO ] Flow matrix only has 233 transitions (discarded 32 similar events)
[2023-03-15 20:49:00] [INFO ] Invariant cache hit.
[2023-03-15 20:49:00] [INFO ] [Real]Absence check using 34 positive place invariants in 13 ms returned sat
[2023-03-15 20:49:00] [INFO ] After 177ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3
[2023-03-15 20:49:00] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-15 20:49:00] [INFO ] After 67ms SMT Verify possible using 8 Read/Feed constraints in real domain returned unsat :0 sat :3
[2023-03-15 20:49:00] [INFO ] After 181ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :2 real:1
Attempting to minimize the solution found.
Minimization took 50 ms.
[2023-03-15 20:49:00] [INFO ] After 620ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-15 20:49:00] [INFO ] [Nat]Absence check using 34 positive place invariants in 16 ms returned sat
[2023-03-15 20:49:01] [INFO ] After 227ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-15 20:49:01] [INFO ] After 106ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-15 20:49:01] [INFO ] After 265ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 69 ms.
[2023-03-15 20:49:01] [INFO ] After 769ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 4 ms.
Support contains 6 out of 217 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 217/217 places, 265/265 transitions.
Drop transitions removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 20 place count 217 transition count 245
Discarding 25 places :
Symmetric choice reduction at 1 with 25 rule applications. Total rules 45 place count 192 transition count 209
Iterating global reduction 1 with 25 rules applied. Total rules applied 70 place count 192 transition count 209
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -24
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 74 place count 190 transition count 233
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 75 place count 190 transition count 232
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 77 place count 190 transition count 230
Free-agglomeration rule applied 88 times.
Iterating global reduction 2 with 88 rules applied. Total rules applied 165 place count 190 transition count 142
Reduce places removed 88 places and 0 transitions.
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 287 edges and 102 vertex of which 47 are kept as prefixes of interest. Removing 55 places using SCC suffix rule.2 ms
Discarding 55 places :
Also discarding 46 output transitions
Drop transitions removed 46 transitions
Iterating post reduction 2 with 95 rules applied. Total rules applied 260 place count 47 transition count 90
Drop transitions removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 3 with 19 rules applied. Total rules applied 279 place count 47 transition count 71
Applied a total of 279 rules in 199 ms. Remains 47 /217 variables (removed 170) and now considering 71/265 (removed 194) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 199 ms. Remains : 47/217 places, 71/265 transitions.
Finished random walk after 666683 steps, including 2 resets, run visited all 3 properties in 3688 ms. (steps per millisecond=180 )
Able to resolve query QuasiLiveness after proving 167 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 9150 ms.
ITS solved all properties within timeout

BK_STOP 1678913346569

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

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="NoC3x3-PT-1B"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="marciexred"
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 2-5348"
echo " Executing tool marciexred"
echo " Input is NoC3x3-PT-1B, 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 r280-smll-167863550200147"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-1B.tgz
mv NoC3x3-PT-1B 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 ;