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.r009-oct2-167813598100557.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 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 ltsminxred
Input is AutonomousCar-PT-02b, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r009-oct2-167813598100557
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 7.4K Feb 25 12:57 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Feb 25 12:57 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Feb 25 12:57 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 25 12:57 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:33 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 15:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 15:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 15:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 12:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 108K Feb 25 12:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Feb 25 12:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 90K Feb 25 12:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 49K Mar 5 18:22 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME AutonomousCar-PT-02b-UpperBounds-00
FORMULA_NAME AutonomousCar-PT-02b-UpperBounds-01
FORMULA_NAME AutonomousCar-PT-02b-UpperBounds-02
FORMULA_NAME AutonomousCar-PT-02b-UpperBounds-03
FORMULA_NAME AutonomousCar-PT-02b-UpperBounds-04
FORMULA_NAME AutonomousCar-PT-02b-UpperBounds-05
FORMULA_NAME AutonomousCar-PT-02b-UpperBounds-06
FORMULA_NAME AutonomousCar-PT-02b-UpperBounds-07
FORMULA_NAME AutonomousCar-PT-02b-UpperBounds-08
FORMULA_NAME AutonomousCar-PT-02b-UpperBounds-09
FORMULA_NAME AutonomousCar-PT-02b-UpperBounds-10
FORMULA_NAME AutonomousCar-PT-02b-UpperBounds-11
FORMULA_NAME AutonomousCar-PT-02b-UpperBounds-12
FORMULA_NAME AutonomousCar-PT-02b-UpperBounds-13
FORMULA_NAME AutonomousCar-PT-02b-UpperBounds-14
FORMULA_NAME AutonomousCar-PT-02b-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1678636644463

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=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutonomousCar-PT-02b
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 15:57:27] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-12 15:57:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 15:57:27] [INFO ] Load time of PNML (sax parser for PT used): 77 ms
[2023-03-12 15:57:27] [INFO ] Transformed 155 places.
[2023-03-12 15:57:27] [INFO ] Transformed 194 transitions.
[2023-03-12 15:57:27] [INFO ] Found NUPN structural information;
[2023-03-12 15:57:27] [INFO ] Parsed PT model containing 155 places and 194 transitions and 620 arcs in 214 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 5 ms.
// Phase 1: matrix 194 rows 155 cols
[2023-03-12 15:57:27] [INFO ] Computed 7 place invariants in 7 ms
Incomplete random walk after 10000 steps, including 5 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 16) seen :13
FORMULA AutonomousCar-PT-02b-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-02b-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-02b-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-02b-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-02b-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-02b-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-02b-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-02b-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-02b-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-02b-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-02b-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-02b-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-02b-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 3 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 3 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 3) seen :1
FORMULA AutonomousCar-PT-02b-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2023-03-12 15:57:27] [INFO ] Invariant cache hit.
[2023-03-12 15:57:28] [INFO ] [Real]Absence check using 7 positive place invariants in 14 ms returned sat
[2023-03-12 15:57:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 15:57:28] [INFO ] [Real]Absence check using state equation in 164 ms returned sat
[2023-03-12 15:57:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 15:57:28] [INFO ] [Nat]Absence check using 7 positive place invariants in 7 ms returned sat
[2023-03-12 15:57:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 15:57:28] [INFO ] [Nat]Absence check using state equation in 113 ms returned sat
[2023-03-12 15:57:28] [INFO ] Deduced a trap composed of 7 places in 281 ms of which 3 ms to minimize.
[2023-03-12 15:57:29] [INFO ] Deduced a trap composed of 17 places in 228 ms of which 17 ms to minimize.
[2023-03-12 15:57:29] [INFO ] Deduced a trap composed of 9 places in 243 ms of which 19 ms to minimize.
[2023-03-12 15:57:29] [INFO ] Deduced a trap composed of 30 places in 82 ms of which 1 ms to minimize.
[2023-03-12 15:57:29] [INFO ] Deduced a trap composed of 42 places in 120 ms of which 1 ms to minimize.
[2023-03-12 15:57:29] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1029 ms
[2023-03-12 15:57:29] [INFO ] Computed and/alt/rep : 151/208/151 causal constraints (skipped 42 transitions) in 35 ms.
[2023-03-12 15:57:30] [INFO ] Added : 109 causal constraints over 22 iterations in 488 ms. Result :sat
Minimization took 46 ms.
[2023-03-12 15:57:30] [INFO ] [Real]Absence check using 7 positive place invariants in 37 ms returned sat
[2023-03-12 15:57:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 15:57:30] [INFO ] [Real]Absence check using state equation in 321 ms returned sat
[2023-03-12 15:57:30] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 15:57:30] [INFO ] [Nat]Absence check using 7 positive place invariants in 30 ms returned sat
[2023-03-12 15:57:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 15:57:31] [INFO ] [Nat]Absence check using state equation in 330 ms returned sat
[2023-03-12 15:57:31] [INFO ] Deduced a trap composed of 7 places in 80 ms of which 1 ms to minimize.
[2023-03-12 15:57:31] [INFO ] Deduced a trap composed of 17 places in 81 ms of which 0 ms to minimize.
[2023-03-12 15:57:31] [INFO ] Deduced a trap composed of 9 places in 112 ms of which 25 ms to minimize.
[2023-03-12 15:57:31] [INFO ] Deduced a trap composed of 30 places in 99 ms of which 0 ms to minimize.
[2023-03-12 15:57:31] [INFO ] Deduced a trap composed of 42 places in 34 ms of which 0 ms to minimize.
[2023-03-12 15:57:31] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 461 ms
[2023-03-12 15:57:31] [INFO ] Computed and/alt/rep : 151/208/151 causal constraints (skipped 42 transitions) in 11 ms.
[2023-03-12 15:57:32] [INFO ] Added : 107 causal constraints over 22 iterations in 468 ms. Result :sat
Minimization took 50 ms.
Current structural bounds on expressions (after SMT) : [1, 1] Max seen :[0, 0]
Support contains 2 out of 155 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 155/155 places, 194/194 transitions.
Graph (trivial) has 144 edges and 155 vertex of which 2 / 155 are part of one of the 1 SCC in 3 ms
Free SCC test removed 1 places
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Graph (complete) has 310 edges and 154 vertex of which 151 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 2 output transitions
Drop transitions removed 2 transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 72 transitions
Trivial Post-agglo rules discarded 72 transitions
Performed 72 trivial Post agglomeration. Transition count delta: 72
Iterating post reduction 0 with 73 rules applied. Total rules applied 75 place count 151 transition count 117
Reduce places removed 72 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 1 with 89 rules applied. Total rules applied 164 place count 79 transition count 100
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 173 place count 70 transition count 100
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 6 Pre rules applied. Total rules applied 173 place count 70 transition count 94
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 185 place count 64 transition count 94
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 198 place count 51 transition count 81
Iterating global reduction 3 with 13 rules applied. Total rules applied 211 place count 51 transition count 81
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 3 with 16 rules applied. Total rules applied 227 place count 51 transition count 65
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 227 place count 51 transition count 63
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 231 place count 49 transition count 63
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 234 place count 46 transition count 58
Iterating global reduction 4 with 3 rules applied. Total rules applied 237 place count 46 transition count 58
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 4 rules applied. Total rules applied 241 place count 46 transition count 54
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 243 place count 44 transition count 54
Performed 16 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 6 with 32 rules applied. Total rules applied 275 place count 28 transition count 37
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 277 place count 26 transition count 31
Iterating global reduction 6 with 2 rules applied. Total rules applied 279 place count 26 transition count 31
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 6 with 4 rules applied. Total rules applied 283 place count 24 transition count 37
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 284 place count 24 transition count 37
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 285 place count 23 transition count 36
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 286 place count 22 transition count 36
Applied a total of 286 rules in 53 ms. Remains 22 /155 variables (removed 133) and now considering 36/194 (removed 158) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 22/155 places, 36/194 transitions.
// Phase 1: matrix 36 rows 22 cols
[2023-03-12 15:57:32] [INFO ] Computed 6 place invariants in 1 ms
Incomplete random walk after 1000000 steps, including 4 resets, run finished after 568 ms. (steps per millisecond=1760 ) properties (out of 2) seen :2
FORMULA AutonomousCar-PT-02b-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-02b-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
All properties solved without resorting to model-checking.
Total runtime 5531 ms.
ITS solved all properties within timeout

BK_STOP 1678636653163

--------------------
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 UpperBounds -timeout 360 -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="AutonomousCar-PT-02b"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 ltsminxred"
echo " Input is AutonomousCar-PT-02b, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r009-oct2-167813598100557"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-02b.tgz
mv AutonomousCar-PT-02b execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;