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.r277-smll-167863548500148.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 lolaxred
Input is NoC3x3-PT-1B, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r277-smll-167863548500148
=====================================================================

--------------------
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 StableMarking

=== Now, execution of the tool begins

BK_START 1678872482263

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=NoC3x3-PT-1B
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-15 09:28:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2023-03-15 09:28:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-15 09:28:06] [INFO ] Load time of PNML (sax parser for PT used): 289 ms
[2023-03-15 09:28:06] [INFO ] Transformed 1416 places.
[2023-03-15 09:28:06] [INFO ] Transformed 1640 transitions.
[2023-03-15 09:28:06] [INFO ] Found NUPN structural information;
[2023-03-15 09:28:06] [INFO ] Parsed PT model containing 1416 places and 1640 transitions and 3639 arcs in 484 ms.
Graph (trivial) has 1441 edges and 1416 vertex of which 916 / 1416 are part of one of the 20 SCC in 18 ms
Free SCC test removed 896 places
Structural test allowed to assert that 1127 places are NOT stable. Took 52 ms.
Ensure Unique test removed 1064 transitions
Reduce redundant transitions removed 1064 transitions.
Incomplete random walk after 10000 steps, including 65 resets, run finished after 844 ms. (steps per millisecond=11 ) properties (out of 289) seen :246
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 43) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 42) seen :1
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 41) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 41) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 41) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 41) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 41) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 41) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 41) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 40) seen :0
Running SMT prover for 40 properties.
[2023-03-15 09:28:07] [INFO ] Flow matrix only has 557 transitions (discarded 19 similar events)
// Phase 1: matrix 557 rows 520 cols
[2023-03-15 09:28:07] [INFO ] Computed 40 place invariants in 21 ms
[2023-03-15 09:28:08] [INFO ] After 1343ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:40
[2023-03-15 09:28:10] [INFO ] [Nat]Absence check using 40 positive place invariants in 47 ms returned sat
[2023-03-15 09:28:13] [INFO ] After 1834ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :40
[2023-03-15 09:28:13] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-15 09:28:14] [INFO ] After 1500ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :40
[2023-03-15 09:28:15] [INFO ] Deduced a trap composed of 18 places in 204 ms of which 12 ms to minimize.
[2023-03-15 09:28:15] [INFO ] Deduced a trap composed of 54 places in 124 ms of which 2 ms to minimize.
[2023-03-15 09:28:15] [INFO ] Deduced a trap composed of 62 places in 92 ms of which 2 ms to minimize.
[2023-03-15 09:28:15] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 586 ms
[2023-03-15 09:28:16] [INFO ] Deduced a trap composed of 46 places in 93 ms of which 1 ms to minimize.
[2023-03-15 09:28:16] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 162 ms
[2023-03-15 09:28:17] [INFO ] Deduced a trap composed of 34 places in 79 ms of which 1 ms to minimize.
[2023-03-15 09:28:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 133 ms
[2023-03-15 09:28:17] [INFO ] After 4500ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :40
Attempting to minimize the solution found.
Minimization took 1111 ms.
[2023-03-15 09:28:18] [INFO ] After 9967ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :40
Fused 40 Parikh solutions to 36 different solutions.
Parikh walk visited 1 properties in 2807 ms.
Support contains 39 out of 520 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 520/520 places, 576/576 transitions.
Drop transitions removed 20 transitions
Reduce isomorphic transitions removed 20 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 40 rules applied. Total rules applied 40 place count 520 transition count 536
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 1 with 20 rules applied. Total rules applied 60 place count 500 transition count 536
Discarding 135 places :
Symmetric choice reduction at 2 with 135 rule applications. Total rules 195 place count 365 transition count 401
Iterating global reduction 2 with 135 rules applied. Total rules applied 330 place count 365 transition count 401
Performed 23 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 23 Pre rules applied. Total rules applied 330 place count 365 transition count 378
Deduced a syphon composed of 23 places in 3 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 2 with 46 rules applied. Total rules applied 376 place count 342 transition count 378
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 384 place count 334 transition count 368
Iterating global reduction 2 with 8 rules applied. Total rules applied 392 place count 334 transition count 368
Performed 69 Post agglomeration using F-continuation condition.Transition count delta: 69
Deduced a syphon composed of 69 places in 1 ms
Reduce places removed 69 places and 0 transitions.
Iterating global reduction 2 with 138 rules applied. Total rules applied 530 place count 265 transition count 299
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -11
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 532 place count 264 transition count 310
Free-agglomeration rule applied 108 times.
Iterating global reduction 2 with 108 rules applied. Total rules applied 640 place count 264 transition count 202
Reduce places removed 108 places and 0 transitions.
Drop transitions removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Graph (complete) has 369 edges and 156 vertex of which 145 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.2 ms
Discarding 11 places :
Also discarding 0 output transitions
Iterating post reduction 2 with 130 rules applied. Total rules applied 770 place count 145 transition count 181
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 777 place count 145 transition count 174
Applied a total of 777 rules in 215 ms. Remains 145 /520 variables (removed 375) and now considering 174/576 (removed 402) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 216 ms. Remains : 145/520 places, 174/576 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 20506 ms. (steps per millisecond=48 ) properties (out of 39) seen :35
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1608 ms. (steps per millisecond=621 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1557 ms. (steps per millisecond=642 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1685 ms. (steps per millisecond=593 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1598 ms. (steps per millisecond=625 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
// Phase 1: matrix 174 rows 145 cols
[2023-03-15 09:28:48] [INFO ] Computed 33 place invariants in 4 ms
[2023-03-15 09:28:48] [INFO ] After 61ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-15 09:28:49] [INFO ] [Nat]Absence check using 33 positive place invariants in 11 ms returned sat
[2023-03-15 09:28:49] [INFO ] After 112ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-15 09:28:49] [INFO ] State equation strengthened by 116 read => feed constraints.
[2023-03-15 09:28:49] [INFO ] After 49ms SMT Verify possible using 116 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-15 09:28:49] [INFO ] After 105ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 39 ms.
[2023-03-15 09:28:49] [INFO ] After 343ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Fused 4 Parikh solutions to 3 different solutions.
Finished Parikh walk after 13 steps, including 0 resets, run visited all 4 properties in 1 ms. (steps per millisecond=13 )
Parikh walk visited 4 properties in 1 ms.
Able to resolve query StableMarking after proving 291 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK PARIKH_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST BESTFIRST_WALK TOPOLOGICAL
Total runtime 43749 ms.
ITS solved all properties within timeout

BK_STOP 1678872530504

--------------------
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 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="NoC3x3-PT-1B"
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 NoC3x3-PT-1B, 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 r277-smll-167863548500148"
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 [ "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 ;