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-167863550300162.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-3A, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r280-smll-167863550300162
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 548K
-rw-r--r-- 1 mcc users 6.1K Feb 26 10:09 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K Feb 26 10:09 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Feb 26 10:08 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Feb 26 10:08 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 11K Feb 26 10:11 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 114K Feb 26 10:11 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Feb 26 10:10 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Feb 26 10:10 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K 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 133K 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 1678913528099

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-3A
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-15 20:52:11] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-15 20:52:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-15 20:52:11] [INFO ] Load time of PNML (sax parser for PT used): 186 ms
[2023-03-15 20:52:11] [INFO ] Transformed 370 places.
[2023-03-15 20:52:11] [INFO ] Transformed 450 transitions.
[2023-03-15 20:52:11] [INFO ] Found NUPN structural information;
[2023-03-15 20:52:11] [INFO ] Parsed PT model containing 370 places and 450 transitions and 1773 arcs in 399 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 370/370 places, 450/450 transitions.
Ensure Unique test removed 18 places
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 19 transitions
Trivial Post-agglo rules discarded 19 transitions
Performed 19 trivial Post agglomeration. Transition count delta: 19
Iterating post reduction 0 with 38 rules applied. Total rules applied 38 place count 352 transition count 430
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 1 with 19 rules applied. Total rules applied 57 place count 333 transition count 430
Applied a total of 57 rules in 55 ms. Remains 333 /370 variables (removed 37) and now considering 430/450 (removed 20) transitions.
[2023-03-15 20:52:12] [INFO ] Flow matrix only has 375 transitions (discarded 55 similar events)
// Phase 1: matrix 375 rows 333 cols
[2023-03-15 20:52:12] [INFO ] Computed 109 place invariants in 47 ms
[2023-03-15 20:52:13] [INFO ] Implicit Places using invariants in 1653 ms returned [89, 112, 114, 118, 122, 129, 131, 136, 189, 193, 197, 199, 263, 266, 268, 279, 318]
Discarding 17 places :
Implicit Place search using SMT only with invariants took 1724 ms to find 17 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 316/370 places, 430/450 transitions.
Drop transitions removed 39 transitions
Trivial Post-agglo rules discarded 39 transitions
Performed 39 trivial Post agglomeration. Transition count delta: 39
Iterating post reduction 0 with 39 rules applied. Total rules applied 39 place count 316 transition count 391
Reduce places removed 39 places and 0 transitions.
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 1 with 61 rules applied. Total rules applied 100 place count 277 transition count 369
Applied a total of 100 rules in 19 ms. Remains 277 /316 variables (removed 39) and now considering 369/430 (removed 61) transitions.
[2023-03-15 20:52:13] [INFO ] Flow matrix only has 314 transitions (discarded 55 similar events)
// Phase 1: matrix 314 rows 277 cols
[2023-03-15 20:52:13] [INFO ] Computed 92 place invariants in 8 ms
[2023-03-15 20:52:14] [INFO ] Implicit Places using invariants in 637 ms returned [9, 21, 23, 27, 34, 55, 57, 60, 62, 77, 85, 90, 107, 114, 120, 128, 130, 131, 164, 172, 174, 176, 177, 198, 204, 205, 220, 226, 231, 233, 235, 258, 260, 262, 265]
Discarding 35 places :
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Implicit Place search using SMT only with invariants took 642 ms to find 35 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 242/370 places, 345/450 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 0 with 70 rules applied. Total rules applied 70 place count 242 transition count 275
Reduce places removed 70 places and 0 transitions.
Ensure Unique test removed 44 transitions
Reduce isomorphic transitions removed 44 transitions.
Iterating post reduction 1 with 114 rules applied. Total rules applied 184 place count 172 transition count 231
Applied a total of 184 rules in 11 ms. Remains 172 /242 variables (removed 70) and now considering 231/345 (removed 114) transitions.
[2023-03-15 20:52:14] [INFO ] Flow matrix only has 200 transitions (discarded 31 similar events)
// Phase 1: matrix 200 rows 172 cols
[2023-03-15 20:52:14] [INFO ] Computed 57 place invariants in 2 ms
[2023-03-15 20:52:14] [INFO ] Implicit Places using invariants in 298 ms returned []
[2023-03-15 20:52:14] [INFO ] Flow matrix only has 200 transitions (discarded 31 similar events)
[2023-03-15 20:52:14] [INFO ] Invariant cache hit.
[2023-03-15 20:52:14] [INFO ] State equation strengthened by 36 read => feed constraints.
[2023-03-15 20:52:15] [INFO ] Implicit Places using invariants and state equation in 525 ms returned []
Implicit Place search using SMT with State Equation took 825 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 3 : 172/370 places, 231/450 transitions.
Finished structural reductions in LIVENESS mode , in 3 iterations and 3279 ms. Remains : 172/370 places, 231/450 transitions.
Discarding 52 transitions out of 231. Remains 179
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1034 ms. (steps per millisecond=9 ) properties (out of 178) seen :168
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 10) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 7) 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 7) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 5) seen :2
Running SMT prover for 3 properties.
[2023-03-15 20:52:16] [INFO ] Flow matrix only has 200 transitions (discarded 31 similar events)
[2023-03-15 20:52:16] [INFO ] Invariant cache hit.
[2023-03-15 20:52:16] [INFO ] [Real]Absence check using 57 positive place invariants in 18 ms returned sat
[2023-03-15 20:52:16] [INFO ] After 409ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-15 20:52:17] [INFO ] [Nat]Absence check using 57 positive place invariants in 30 ms returned sat
[2023-03-15 20:52:17] [INFO ] After 219ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-15 20:52:17] [INFO ] State equation strengthened by 36 read => feed constraints.
[2023-03-15 20:52:17] [INFO ] After 86ms SMT Verify possible using 36 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-15 20:52:17] [INFO ] After 195ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 70 ms.
[2023-03-15 20:52:17] [INFO ] After 685ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 2 properties in 744 ms.
Support contains 2 out of 172 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 172/172 places, 231/231 transitions.
Drop transitions removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 172 transition count 222
Discarding 47 places :
Symmetric choice reduction at 1 with 47 rule applications. Total rules 56 place count 125 transition count 151
Iterating global reduction 1 with 47 rules applied. Total rules applied 103 place count 125 transition count 151
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 107 place count 125 transition count 147
Partial Free-agglomeration rule applied 30 times.
Drop transitions removed 30 transitions
Iterating global reduction 2 with 30 rules applied. Total rules applied 137 place count 125 transition count 147
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 138 place count 124 transition count 146
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 147 place count 115 transition count 146
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 147 place count 115 transition count 145
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 3 rules applied. Total rules applied 150 place count 113 transition count 145
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 151 place count 113 transition count 144
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 151 place count 113 transition count 143
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 3 rules applied. Total rules applied 154 place count 111 transition count 143
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 156 place count 111 transition count 141
Applied a total of 156 rules in 102 ms. Remains 111 /172 variables (removed 61) and now considering 141/231 (removed 90) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 103 ms. Remains : 111/172 places, 141/231 transitions.
Finished random walk after 791 steps, including 0 resets, run visited all 1 properties in 6 ms. (steps per millisecond=131 )
Able to resolve query QuasiLiveness after proving 179 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 6992 ms.
ITS solved all properties within timeout

BK_STOP 1678913539563

--------------------
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-3A"
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-3A, 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-167863550300162"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-3A.tgz
mv NoC3x3-PT-3A 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 ;