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-171620167400319.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-07a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r468-smll-171620167400319
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 660K
-rw-r--r-- 1 mcc users 5.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 62K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 22 14:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 5.3K Apr 12 18:12 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 45K Apr 12 18:12 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 12 18:11 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 101K Apr 12 18:11 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:29 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 276K 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-07a-ReachabilityFireability-2024-00
FORMULA_NAME AutonomousCar-PT-07a-ReachabilityFireability-2024-01
FORMULA_NAME AutonomousCar-PT-07a-ReachabilityFireability-2024-02
FORMULA_NAME AutonomousCar-PT-07a-ReachabilityFireability-2024-03
FORMULA_NAME AutonomousCar-PT-07a-ReachabilityFireability-2024-04
FORMULA_NAME AutonomousCar-PT-07a-ReachabilityFireability-2024-05
FORMULA_NAME AutonomousCar-PT-07a-ReachabilityFireability-2024-06
FORMULA_NAME AutonomousCar-PT-07a-ReachabilityFireability-2024-07
FORMULA_NAME AutonomousCar-PT-07a-ReachabilityFireability-2024-08
FORMULA_NAME AutonomousCar-PT-07a-ReachabilityFireability-2024-09
FORMULA_NAME AutonomousCar-PT-07a-ReachabilityFireability-2024-10
FORMULA_NAME AutonomousCar-PT-07a-ReachabilityFireability-2024-11
FORMULA_NAME AutonomousCar-PT-07a-ReachabilityFireability-2024-12
FORMULA_NAME AutonomousCar-PT-07a-ReachabilityFireability-2024-13
FORMULA_NAME AutonomousCar-PT-07a-ReachabilityFireability-2024-14
FORMULA_NAME AutonomousCar-PT-07a-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1717215259888

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-07a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 04:14:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 04:14:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 04:14:22] [INFO ] Load time of PNML (sax parser for PT used): 270 ms
[2024-06-01 04:14:22] [INFO ] Transformed 73 places.
[2024-06-01 04:14:22] [INFO ] Transformed 593 transitions.
[2024-06-01 04:14:22] [INFO ] Found NUPN structural information;
[2024-06-01 04:14:22] [INFO ] Parsed PT model containing 73 places and 593 transitions and 5357 arcs in 519 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 44 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 213 transitions
Reduce redundant transitions removed 213 transitions.
RANDOM walk for 40000 steps (2105 resets) in 4469 ms. (8 steps per ms) remains 10/16 properties
FORMULA AutonomousCar-PT-07a-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-07a-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-07a-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-07a-ReachabilityFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-07a-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutonomousCar-PT-07a-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40002 steps (163 resets) in 995 ms. (40 steps per ms) remains 9/10 properties
FORMULA AutonomousCar-PT-07a-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (197 resets) in 1678 ms. (23 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (161 resets) in 152 ms. (261 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40001 steps (170 resets) in 496 ms. (80 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (175 resets) in 733 ms. (54 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (157 resets) in 262 ms. (152 steps per ms) remains 8/9 properties
FORMULA AutonomousCar-PT-07a-ReachabilityFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (161 resets) in 92 ms. (430 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (324 resets) in 564 ms. (70 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (166 resets) in 72 ms. (547 steps per ms) remains 8/8 properties
[2024-06-01 04:14:25] [INFO ] Flow matrix only has 379 transitions (discarded 1 similar events)
// Phase 1: matrix 379 rows 73 cols
[2024-06-01 04:14:26] [INFO ] Computed 12 invariants in 22 ms
[2024-06-01 04:14:26] [INFO ] State equation strengthened by 199 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/61 variables, 61/61 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/61 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem AutonomousCar-PT-07a-ReachabilityFireability-2024-02 is UNSAT
FORMULA AutonomousCar-PT-07a-ReachabilityFireability-2024-02 FALSE TECHNIQUES SMT_REFINEMENT
Problem AutonomousCar-PT-07a-ReachabilityFireability-2024-08 is UNSAT
FORMULA AutonomousCar-PT-07a-ReachabilityFireability-2024-08 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 10/71 variables, 11/72 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 10/82 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/71 variables, 0/82 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 2/73 variables, 1/83 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/73 variables, 2/85 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/73 variables, 0/85 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 378/451 variables, 73/158 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/451 variables, 198/356 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/451 variables, 0/356 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 11 (OVERLAPS) 1/452 variables, 1/357 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/452 variables, 0/357 constraints. Problems are: Problem set: 2 solved, 6 unsolved
At refinement iteration 13 (OVERLAPS) 0/452 variables, 0/357 constraints. Problems are: Problem set: 2 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 452/452 variables, and 357 constraints, problems are : Problem set: 2 solved, 6 unsolved in 1218 ms.
Refiners :[Domain max(s): 73/73 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 73/73 constraints, ReadFeed: 199/199 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 6 unsolved
Problem AutonomousCar-PT-07a-ReachabilityFireability-2024-14 is UNSAT
FORMULA AutonomousCar-PT-07a-ReachabilityFireability-2024-14 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 0 (INCLUDED_ONLY) 0/58 variables, 58/58 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/58 variables, 0/58 constraints. Problems are: Problem set: 3 solved, 5 unsolved
Problem AutonomousCar-PT-07a-ReachabilityFireability-2024-01 is UNSAT
FORMULA AutonomousCar-PT-07a-ReachabilityFireability-2024-01 TRUE TECHNIQUES SMT_REFINEMENT
Problem AutonomousCar-PT-07a-ReachabilityFireability-2024-07 is UNSAT
FORMULA AutonomousCar-PT-07a-ReachabilityFireability-2024-07 TRUE TECHNIQUES SMT_REFINEMENT
Problem AutonomousCar-PT-07a-ReachabilityFireability-2024-11 is UNSAT
FORMULA AutonomousCar-PT-07a-ReachabilityFireability-2024-11 TRUE TECHNIQUES SMT_REFINEMENT
Problem AutonomousCar-PT-07a-ReachabilityFireability-2024-13 is UNSAT
FORMULA AutonomousCar-PT-07a-ReachabilityFireability-2024-13 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 13/71 variables, 11/69 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/71 variables, 13/82 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/71 variables, 0/82 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/73 variables, 1/83 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/73 variables, 2/85 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/73 variables, 0/85 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 378/451 variables, 73/158 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/451 variables, 198/356 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/451 variables, 1/357 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/451 variables, 0/357 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/452 variables, 1/358 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/452 variables, 0/358 constraints. Problems are: Problem set: 7 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/452 variables, 0/358 constraints. Problems are: Problem set: 7 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 452/452 variables, and 358 constraints, problems are : Problem set: 7 solved, 1 unsolved in 831 ms.
Refiners :[Domain max(s): 73/73 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 73/73 constraints, ReadFeed: 199/199 constraints, PredecessorRefiner: 1/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 3212ms problems are : Problem set: 7 solved, 1 unsolved
Parikh walk visited 0 properties in 96 ms.
Support contains 4 out of 73 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 73/73 places, 380/380 transitions.
Graph (complete) has 681 edges and 73 vertex of which 71 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.11 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 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 0 with 10 rules applied. Total rules applied 11 place count 71 transition count 368
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 19 place count 63 transition count 368
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 19 place count 63 transition count 367
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 21 place count 62 transition count 367
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 27 place count 56 transition count 319
Iterating global reduction 2 with 6 rules applied. Total rules applied 33 place count 56 transition count 319
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 37 place count 54 transition count 317
Free-agglomeration rule applied 7 times.
Iterating global reduction 2 with 7 rules applied. Total rules applied 44 place count 54 transition count 310
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 49 transitions
Reduce isomorphic transitions removed 49 transitions.
Iterating post reduction 2 with 56 rules applied. Total rules applied 100 place count 47 transition count 261
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 101 place count 47 transition count 261
Applied a total of 101 rules in 258 ms. Remains 47 /73 variables (removed 26) and now considering 261/380 (removed 119) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 281 ms. Remains : 47/73 places, 261/380 transitions.
RANDOM walk for 40000 steps (31 resets) in 676 ms. (59 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (270 resets) in 60 ms. (655 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 1450840 steps, run visited all 1 properties in 2392 ms. (steps per millisecond=606 )
Probabilistic random walk after 1450840 steps, saw 190240 distinct states, run finished after 2398 ms. (steps per millisecond=605 ) properties seen :1
FORMULA AutonomousCar-PT-07a-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
All properties solved without resorting to model-checking.
Total runtime 10038 ms.
ITS solved all properties within timeout

BK_STOP 1717215272300

--------------------
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-07a"
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-07a, 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-171620167400319"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-07a.tgz
mv AutonomousCar-PT-07a 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 ;