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.r501-tall-167912725200593.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)
....................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is UtahNoC-PT-none, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r501-tall-167912725200593
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 632K
-rw-r--r-- 1 mcc users 5.9K Feb 26 04:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 62K Feb 26 04:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Feb 26 04:29 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Feb 26 04:29 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:24 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 17:24 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 17:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 17:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.7K Feb 26 04:33 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 104K Feb 26 04:33 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Feb 26 04:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Feb 26 04:32 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 17:24 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 17:24 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 205K 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 StableMarking

=== Now, execution of the tool begins

BK_START 1679523854924

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=lolaxred
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=UtahNoC-PT-none
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-22 22:24:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2023-03-22 22:24:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 22:24:16] [INFO ] Load time of PNML (sax parser for PT used): 203 ms
[2023-03-22 22:24:17] [INFO ] Transformed 216 places.
[2023-03-22 22:24:17] [INFO ] Transformed 977 transitions.
[2023-03-22 22:24:17] [INFO ] Found NUPN structural information;
[2023-03-22 22:24:17] [INFO ] Parsed PT model containing 216 places and 977 transitions and 2905 arcs in 356 ms.
Graph (trivial) has 504 edges and 216 vertex of which 93 / 216 are part of one of the 14 SCC in 4 ms
Free SCC test removed 79 places
Structural test allowed to assert that 93 places are NOT stable. Took 21 ms.
Ensure Unique test removed 391 transitions
Reduce redundant transitions removed 391 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 308 ms. (steps per millisecond=32 ) properties (out of 123) seen :118
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 5) seen :3
Running SMT prover for 2 properties.
[2023-03-22 22:24:17] [INFO ] Flow matrix only has 293 transitions (discarded 293 similar events)
// Phase 1: matrix 293 rows 137 cols
[2023-03-22 22:24:17] [INFO ] Computed 8 place invariants in 15 ms
[2023-03-22 22:24:17] [INFO ] After 234ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-22 22:24:17] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-22 22:24:17] [INFO ] After 91ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-22 22:24:17] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-22 22:24:18] [INFO ] After 30ms SMT Verify possible using 43 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-22 22:24:18] [INFO ] After 80ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 37 ms.
[2023-03-22 22:24:18] [INFO ] After 297ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 103 ms.
Support contains 2 out of 137 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 137/137 places, 586/586 transitions.
Drop transitions removed 87 transitions
Reduce isomorphic transitions removed 87 transitions.
Iterating post reduction 0 with 87 rules applied. Total rules applied 87 place count 137 transition count 499
Discarding 34 places :
Symmetric choice reduction at 1 with 34 rule applications. Total rules 121 place count 103 transition count 369
Iterating global reduction 1 with 34 rules applied. Total rules applied 155 place count 103 transition count 369
Ensure Unique test removed 46 transitions
Reduce isomorphic transitions removed 46 transitions.
Iterating post reduction 1 with 46 rules applied. Total rules applied 201 place count 103 transition count 323
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 209 place count 95 transition count 305
Iterating global reduction 2 with 8 rules applied. Total rules applied 217 place count 95 transition count 305
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 227 place count 95 transition count 295
Performed 4 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 235 place count 91 transition count 288
Drop transitions removed 9 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 3 with 16 rules applied. Total rules applied 251 place count 91 transition count 272
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 256 place count 88 transition count 270
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: -21
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 5 with 14 rules applied. Total rules applied 270 place count 81 transition count 291
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 271 place count 81 transition count 290
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 272 place count 81 transition count 289
Free-agglomeration rule applied 2 times.
Iterating global reduction 6 with 2 rules applied. Total rules applied 274 place count 81 transition count 287
Reduce places removed 2 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 278 place count 79 transition count 285
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 7 with 2 rules applied. Total rules applied 280 place count 79 transition count 283
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 7 with 4 rules applied. Total rules applied 284 place count 79 transition count 283
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 285 place count 79 transition count 282
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 286 place count 78 transition count 281
Reduce places removed 2 places and 0 transitions.
Graph (trivial) has 76 edges and 76 vertex of which 19 / 76 are part of one of the 4 SCC in 0 ms
Free SCC test removed 15 places
Iterating post reduction 8 with 3 rules applied. Total rules applied 289 place count 61 transition count 281
Drop transitions removed 26 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 9 with 56 rules applied. Total rules applied 345 place count 61 transition count 225
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 348 place count 58 transition count 213
Iterating global reduction 10 with 3 rules applied. Total rules applied 351 place count 58 transition count 213
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 10 with 4 rules applied. Total rules applied 355 place count 56 transition count 217
Drop transitions removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 10 with 4 rules applied. Total rules applied 359 place count 56 transition count 213
Free-agglomeration rule applied 2 times.
Iterating global reduction 10 with 2 rules applied. Total rules applied 361 place count 56 transition count 211
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 10 with 5 rules applied. Total rules applied 366 place count 54 transition count 208
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 367 place count 53 transition count 207
Applied a total of 367 rules in 127 ms. Remains 53 /137 variables (removed 84) and now considering 207/586 (removed 379) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 127 ms. Remains : 53/137 places, 207/586 transitions.
Finished random walk after 4743 steps, including 0 resets, run visited all 2 properties in 36 ms. (steps per millisecond=131 )
Able to resolve query StableMarking after proving 125 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST BESTFIRST_WALK TOPOLOGICAL
Total runtime 1703 ms.
ITS solved all properties within timeout

BK_STOP 1679523859383

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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 StableMarking -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="UtahNoC-PT-none"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is UtahNoC-PT-none, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r501-tall-167912725200593"
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 [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property StableMarking.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;