Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r468-smll-171620167300263.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=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 2-5568
Executing tool ltsminxred
Input is AutonomousCar-PT-03b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r468-smll-171620167300263
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 424K
-rw-r--r-- 1 mcc users 7.3K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 65K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:28 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 22 14:28 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 22 14:28 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:28 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.3K Apr 12 18:07 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 56K Apr 12 18:07 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 4.6K Apr 12 18:06 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 31K Apr 12 18:06 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:28 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:28 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 75K May 18 16:42 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME AutonomousCar-PT-03b-ReachabilityFireability-2024-00
FORMULA_NAME AutonomousCar-PT-03b-ReachabilityFireability-2024-01
FORMULA_NAME AutonomousCar-PT-03b-ReachabilityFireability-2024-02
FORMULA_NAME AutonomousCar-PT-03b-ReachabilityFireability-2024-03
FORMULA_NAME AutonomousCar-PT-03b-ReachabilityFireability-2024-04
FORMULA_NAME AutonomousCar-PT-03b-ReachabilityFireability-2024-05
FORMULA_NAME AutonomousCar-PT-03b-ReachabilityFireability-2024-06
FORMULA_NAME AutonomousCar-PT-03b-ReachabilityFireability-2024-07
FORMULA_NAME AutonomousCar-PT-03b-ReachabilityFireability-2024-08
FORMULA_NAME AutonomousCar-PT-03b-ReachabilityFireability-2024-09
FORMULA_NAME AutonomousCar-PT-03b-ReachabilityFireability-2024-10
FORMULA_NAME AutonomousCar-PT-03b-ReachabilityFireability-2024-11
FORMULA_NAME AutonomousCar-PT-03b-ReachabilityFireability-2024-12
FORMULA_NAME AutonomousCar-PT-03b-ReachabilityFireability-2024-13
FORMULA_NAME AutonomousCar-PT-03b-ReachabilityFireability-2024-14
FORMULA_NAME AutonomousCar-PT-03b-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1717210899879

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutonomousCar-PT-03b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 03:01:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 03:01:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 03:01:42] [INFO ] Load time of PNML (sax parser for PT used): 191 ms
[2024-06-01 03:01:42] [INFO ] Transformed 190 places.
[2024-06-01 03:01:42] [INFO ] Transformed 273 transitions.
[2024-06-01 03:01:42] [INFO ] Found NUPN structural information;
[2024-06-01 03:01:42] [INFO ] Parsed PT model containing 190 places and 273 transitions and 1051 arcs in 437 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 27 ms.
Working with output stream class java.io.PrintStream
FORMULA AutonomousCar-PT-03b-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (19 resets) in 2514 ms. (15 steps per ms) remains 4/15 properties
FORMULA AutonomousCar-PT-03b-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-03b-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-03b-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-03b-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-03b-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-03b-ReachabilityFireability-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-03b-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-03b-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-03b-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-03b-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-03b-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40001 steps (90 resets) in 653 ms. (61 steps per ms) remains 2/4 properties
FORMULA AutonomousCar-PT-03b-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA AutonomousCar-PT-03b-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40000 steps (34 resets) in 449 ms. (88 steps per ms) remains 1/2 properties
FORMULA AutonomousCar-PT-03b-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40001 steps (69 resets) in 276 ms. (144 steps per ms) remains 1/1 properties
// Phase 1: matrix 273 rows 190 cols
[2024-06-01 03:01:44] [INFO ] Computed 8 invariants in 15 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 152/167 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/167 variables, 152/174 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/167 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 23/190 variables, 1/175 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 23/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 273/463 variables, 190/388 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/463 variables, 0/388 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/463 variables, 0/388 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 463/463 variables, and 388 constraints, problems are : Problem set: 0 solved, 1 unsolved in 571 ms.
Refiners :[Domain max(s): 190/190 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 190/190 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 152/167 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/167 variables, 152/174 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/167 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 23/190 variables, 1/175 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 23/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 273/463 variables, 190/388 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/463 variables, 1/389 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 03:01:45] [INFO ] Deduced a trap composed of 18 places in 196 ms of which 36 ms to minimize.
[2024-06-01 03:01:45] [INFO ] Deduced a trap composed of 38 places in 144 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/463 variables, 2/391 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/463 variables, 0/391 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/463 variables, 0/391 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 463/463 variables, and 391 constraints, problems are : Problem set: 0 solved, 1 unsolved in 971 ms.
Refiners :[Domain max(s): 190/190 constraints, Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 190/190 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 1660ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 71 ms.
Support contains 15 out of 190 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 190/190 places, 273/273 transitions.
Graph (trivial) has 156 edges and 190 vertex of which 4 / 190 are part of one of the 2 SCC in 5 ms
Free SCC test removed 2 places
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Graph (complete) has 436 edges and 188 vertex of which 183 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.3 ms
Discarding 5 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 74 transitions
Trivial Post-agglo rules discarded 74 transitions
Performed 74 trivial Post agglomeration. Transition count delta: 74
Iterating post reduction 0 with 75 rules applied. Total rules applied 77 place count 183 transition count 191
Reduce places removed 74 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 1 with 90 rules applied. Total rules applied 167 place count 109 transition count 175
Reduce places removed 8 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 2 with 12 rules applied. Total rules applied 179 place count 101 transition count 171
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 6 rules applied. Total rules applied 185 place count 97 transition count 169
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 186 place count 96 transition count 169
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 7 Pre rules applied. Total rules applied 186 place count 96 transition count 162
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 5 with 14 rules applied. Total rules applied 200 place count 89 transition count 162
Discarding 13 places :
Symmetric choice reduction at 5 with 13 rule applications. Total rules 213 place count 76 transition count 149
Iterating global reduction 5 with 13 rules applied. Total rules applied 226 place count 76 transition count 149
Ensure Unique test removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 5 with 36 rules applied. Total rules applied 262 place count 76 transition count 113
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 264 place count 74 transition count 109
Iterating global reduction 6 with 2 rules applied. Total rules applied 266 place count 74 transition count 109
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 267 place count 74 transition count 108
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: 21
Deduced a syphon composed of 21 places in 0 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 7 with 42 rules applied. Total rules applied 309 place count 53 transition count 87
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 310 place count 52 transition count 83
Iterating global reduction 7 with 1 rules applied. Total rules applied 311 place count 52 transition count 83
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 7 with 2 rules applied. Total rules applied 313 place count 51 transition count 91
Free-agglomeration rule applied 5 times.
Iterating global reduction 7 with 5 rules applied. Total rules applied 318 place count 51 transition count 86
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 7 with 5 rules applied. Total rules applied 323 place count 46 transition count 86
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 324 place count 46 transition count 85
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 325 place count 45 transition count 84
Applied a total of 325 rules in 158 ms. Remains 45 /190 variables (removed 145) and now considering 84/273 (removed 189) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 177 ms. Remains : 45/190 places, 84/273 transitions.
RANDOM walk for 40000 steps (1819 resets) in 226 ms. (176 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (504 resets) in 127 ms. (312 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 163502 steps, run visited all 1 properties in 304 ms. (steps per millisecond=537 )
Probabilistic random walk after 163502 steps, saw 34744 distinct states, run finished after 311 ms. (steps per millisecond=525 ) properties seen :1
FORMULA AutonomousCar-PT-03b-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
All properties solved without resorting to model-checking.
Total runtime 4261 ms.
ITS solved all properties within timeout

BK_STOP 1717210906750

--------------------
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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -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-03b"
export BK_EXAMINATION="ReachabilityFireability"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is AutonomousCar-PT-03b, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r468-smll-171620167300263"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-03b.tgz
mv AutonomousCar-PT-03b execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;