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-171620167200175.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 AutoFlight-PT-24a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r468-smll-171620167200175
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 608K
-rw-r--r-- 1 mcc users 6.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 74K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K 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 2.0K May 19 07:12 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 17:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 12 23:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 113K Apr 12 23:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Apr 12 23:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 44K Apr 12 23:28 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K 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 169K 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 AutoFlight-PT-24a-ReachabilityFireability-2024-00
FORMULA_NAME AutoFlight-PT-24a-ReachabilityFireability-2024-01
FORMULA_NAME AutoFlight-PT-24a-ReachabilityFireability-2024-02
FORMULA_NAME AutoFlight-PT-24a-ReachabilityFireability-2024-03
FORMULA_NAME AutoFlight-PT-24a-ReachabilityFireability-2024-04
FORMULA_NAME AutoFlight-PT-24a-ReachabilityFireability-2024-05
FORMULA_NAME AutoFlight-PT-24a-ReachabilityFireability-2024-06
FORMULA_NAME AutoFlight-PT-24a-ReachabilityFireability-2024-07
FORMULA_NAME AutoFlight-PT-24a-ReachabilityFireability-2024-08
FORMULA_NAME AutoFlight-PT-24a-ReachabilityFireability-2024-09
FORMULA_NAME AutoFlight-PT-24a-ReachabilityFireability-2024-10
FORMULA_NAME AutoFlight-PT-24a-ReachabilityFireability-2024-11
FORMULA_NAME AutoFlight-PT-24a-ReachabilityFireability-2024-12
FORMULA_NAME AutoFlight-PT-24a-ReachabilityFireability-2024-13
FORMULA_NAME AutoFlight-PT-24a-ReachabilityFireability-2024-14
FORMULA_NAME AutoFlight-PT-24a-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1717193621402

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutoFlight-PT-24a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 22:13:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-05-31 22:13:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 22:13:44] [INFO ] Load time of PNML (sax parser for PT used): 269 ms
[2024-05-31 22:13:44] [INFO ] Transformed 607 places.
[2024-05-31 22:13:44] [INFO ] Transformed 605 transitions.
[2024-05-31 22:13:44] [INFO ] Found NUPN structural information;
[2024-05-31 22:13:44] [INFO ] Parsed PT model containing 607 places and 605 transitions and 1940 arcs in 667 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 31 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 120 transitions
Reduce redundant transitions removed 120 transitions.
RANDOM walk for 40000 steps (445 resets) in 4337 ms. (9 steps per ms) remains 6/16 properties
FORMULA AutoFlight-PT-24a-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-24a-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-24a-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-24a-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-24a-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-24a-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-24a-ReachabilityFireability-2024-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-24a-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-24a-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-24a-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 1144 ms. (34 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (12 resets) in 370 ms. (107 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (12 resets) in 283 ms. (140 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (12 resets) in 451 ms. (88 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (12 resets) in 584 ms. (68 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (12 resets) in 431 ms. (92 steps per ms) remains 5/6 properties
FORMULA AutoFlight-PT-24a-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
// Phase 1: matrix 485 rows 607 cols
[2024-05-31 22:13:47] [INFO ] Computed 148 invariants in 46 ms
[2024-05-31 22:13:47] [INFO ] State equation strengthened by 120 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 56/56 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/56 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 189/245 variables, 41/97 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/245 variables, 189/286 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/245 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 247/492 variables, 106/392 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/492 variables, 247/639 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/492 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 115/607 variables, 1/640 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/607 variables, 115/755 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/607 variables, 0/755 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 485/1092 variables, 607/1362 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1092 variables, 120/1482 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1092 variables, 0/1482 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 0/1092 variables, 0/1482 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1092/1092 variables, and 1482 constraints, problems are : Problem set: 0 solved, 5 unsolved in 3157 ms.
Refiners :[Domain max(s): 607/607 constraints, Positive P Invariants (semi-flows): 147/147 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 607/607 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/56 variables, 56/56 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/56 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 189/245 variables, 41/97 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/245 variables, 189/286 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/245 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 247/492 variables, 106/392 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/492 variables, 247/639 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/492 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem AutoFlight-PT-24a-ReachabilityFireability-2024-01 is UNSAT
FORMULA AutoFlight-PT-24a-ReachabilityFireability-2024-01 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 8 (OVERLAPS) 115/607 variables, 1/640 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/607 variables, 115/755 constraints. Problems are: Problem set: 1 solved, 4 unsolved
[2024-05-31 22:13:51] [INFO ] Deduced a trap composed of 222 places in 381 ms of which 60 ms to minimize.
[2024-05-31 22:13:52] [INFO ] Deduced a trap composed of 233 places in 342 ms of which 7 ms to minimize.
[2024-05-31 22:13:52] [INFO ] Deduced a trap composed of 232 places in 335 ms of which 5 ms to minimize.
[2024-05-31 22:13:52] [INFO ] Deduced a trap composed of 231 places in 209 ms of which 4 ms to minimize.
[2024-05-31 22:13:53] [INFO ] Deduced a trap composed of 230 places in 207 ms of which 5 ms to minimize.
[2024-05-31 22:13:53] [INFO ] Deduced a trap composed of 237 places in 210 ms of which 14 ms to minimize.
[2024-05-31 22:13:53] [INFO ] Deduced a trap composed of 241 places in 207 ms of which 5 ms to minimize.
[2024-05-31 22:13:53] [INFO ] Deduced a trap composed of 234 places in 223 ms of which 4 ms to minimize.
[2024-05-31 22:13:54] [INFO ] Deduced a trap composed of 240 places in 202 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/607 variables, 9/764 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/607 variables, 0/764 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 485/1092 variables, 607/1371 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1092 variables, 120/1491 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1092 variables, 4/1495 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1092 variables, 0/1495 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 0/1092 variables, 0/1495 constraints. Problems are: Problem set: 1 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1092/1092 variables, and 1495 constraints, problems are : Problem set: 1 solved, 4 unsolved in 5014 ms.
Refiners :[Domain max(s): 607/607 constraints, Positive P Invariants (semi-flows): 147/147 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 607/607 constraints, ReadFeed: 120/120 constraints, PredecessorRefiner: 4/5 constraints, Known Traps: 9/9 constraints]
After SMT, in 8375ms problems are : Problem set: 1 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
FORMULA AutoFlight-PT-24a-ReachabilityFireability-2024-03 FALSE TECHNIQUES PARIKH_WALK
FORMULA AutoFlight-PT-24a-ReachabilityFireability-2024-06 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 2 properties in 836 ms.
Support contains 14 out of 607 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 607/607 places, 485/485 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 67 transitions
Trivial Post-agglo rules discarded 67 transitions
Performed 67 trivial Post agglomeration. Transition count delta: 67
Iterating post reduction 0 with 67 rules applied. Total rules applied 67 place count 607 transition count 418
Reduce places removed 67 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 68 rules applied. Total rules applied 135 place count 540 transition count 417
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 136 place count 539 transition count 417
Performed 25 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 25 Pre rules applied. Total rules applied 136 place count 539 transition count 392
Deduced a syphon composed of 25 places in 1 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 3 with 50 rules applied. Total rules applied 186 place count 514 transition count 392
Performed 46 Post agglomeration using F-continuation condition.Transition count delta: 46
Deduced a syphon composed of 46 places in 2 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 3 with 92 rules applied. Total rules applied 278 place count 468 transition count 346
Free-agglomeration rule applied 46 times.
Iterating global reduction 3 with 46 rules applied. Total rules applied 324 place count 468 transition count 300
Reduce places removed 46 places and 0 transitions.
Iterating post reduction 3 with 46 rules applied. Total rules applied 370 place count 422 transition count 300
Applied a total of 370 rules in 232 ms. Remains 422 /607 variables (removed 185) and now considering 300/485 (removed 185) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 248 ms. Remains : 422/607 places, 300/485 transitions.
RANDOM walk for 40000 steps (263 resets) in 1155 ms. (34 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (45 resets) in 200 ms. (199 steps per ms) remains 1/2 properties
FORMULA AutoFlight-PT-24a-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 9569 steps (11 resets) in 61 ms. (154 steps per ms) remains 0/1 properties
FORMULA AutoFlight-PT-24a-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
All properties solved without resorting to model-checking.
Total runtime 13260 ms.
ITS solved all properties within timeout

BK_STOP 1717193637344

--------------------
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="AutoFlight-PT-24a"
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 AutoFlight-PT-24a, 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-171620167200175"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-24a.tgz
mv AutoFlight-PT-24a 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 ;