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-171620167000111.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-04a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r468-smll-171620167000111
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 488K
-rw-r--r-- 1 mcc users 6.2K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K 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 3.3K Apr 22 14:28 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 22 14:28 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Apr 22 14:28 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 22 14:28 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 12 22:12 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 159K Apr 12 22:12 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Apr 12 22:10 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K Apr 12 22:10 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 22 14:28 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K 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 29K 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-04a-ReachabilityFireability-2024-00
FORMULA_NAME AutoFlight-PT-04a-ReachabilityFireability-2024-01
FORMULA_NAME AutoFlight-PT-04a-ReachabilityFireability-2024-02
FORMULA_NAME AutoFlight-PT-04a-ReachabilityFireability-2024-03
FORMULA_NAME AutoFlight-PT-04a-ReachabilityFireability-2024-04
FORMULA_NAME AutoFlight-PT-04a-ReachabilityFireability-2024-05
FORMULA_NAME AutoFlight-PT-04a-ReachabilityFireability-2024-06
FORMULA_NAME AutoFlight-PT-04a-ReachabilityFireability-2024-07
FORMULA_NAME AutoFlight-PT-04a-ReachabilityFireability-2024-08
FORMULA_NAME AutoFlight-PT-04a-ReachabilityFireability-2024-09
FORMULA_NAME AutoFlight-PT-04a-ReachabilityFireability-2024-10
FORMULA_NAME AutoFlight-PT-04a-ReachabilityFireability-2024-11
FORMULA_NAME AutoFlight-PT-04a-ReachabilityFireability-2024-12
FORMULA_NAME AutoFlight-PT-04a-ReachabilityFireability-2024-13
FORMULA_NAME AutoFlight-PT-04a-ReachabilityFireability-2024-14
FORMULA_NAME AutoFlight-PT-04a-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1717185026305

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-04a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 19:50:27] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-05-31 19:50:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 19:50:28] [INFO ] Load time of PNML (sax parser for PT used): 91 ms
[2024-05-31 19:50:28] [INFO ] Transformed 107 places.
[2024-05-31 19:50:28] [INFO ] Transformed 105 transitions.
[2024-05-31 19:50:28] [INFO ] Found NUPN structural information;
[2024-05-31 19:50:28] [INFO ] Parsed PT model containing 107 places and 105 transitions and 340 arcs in 254 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 116 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 20 transitions
Reduce redundant transitions removed 20 transitions.
RANDOM walk for 40000 steps (1343 resets) in 1987 ms. (20 steps per ms) remains 6/16 properties
FORMULA AutoFlight-PT-04a-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-04a-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-04a-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-04a-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-04a-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-04a-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-04a-ReachabilityFireability-2024-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-04a-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-04a-ReachabilityFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-04a-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (242 resets) in 397 ms. (100 steps per ms) remains 5/6 properties
FORMULA AutoFlight-PT-04a-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (248 resets) in 1147 ms. (34 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (8 resets) in 174 ms. (228 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (246 resets) in 186 ms. (213 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (245 resets) in 80 ms. (493 steps per ms) remains 5/5 properties
// Phase 1: matrix 85 rows 107 cols
[2024-05-31 19:50:29] [INFO ] Computed 28 invariants in 19 ms
[2024-05-31 19:50:29] [INFO ] State equation strengthened by 20 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 81/81 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 12/93 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 20/101 variables, 15/108 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 20/128 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/101 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem AutoFlight-PT-04a-ReachabilityFireability-2024-03 is UNSAT
FORMULA AutoFlight-PT-04a-ReachabilityFireability-2024-03 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 6 (OVERLAPS) 6/107 variables, 1/129 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/107 variables, 6/135 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/107 variables, 0/135 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 85/192 variables, 107/242 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/192 variables, 20/262 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/192 variables, 0/262 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 0/192 variables, 0/262 constraints. Problems are: Problem set: 1 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 262 constraints, problems are : Problem set: 1 solved, 4 unsolved in 755 ms.
Refiners :[Domain max(s): 107/107 constraints, Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 107/107 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/71 variables, 71/71 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/71 variables, 10/81 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/71 variables, 0/81 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 26/97 variables, 17/98 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/97 variables, 26/124 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/97 variables, 0/124 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Problem AutoFlight-PT-04a-ReachabilityFireability-2024-06 is UNSAT
FORMULA AutoFlight-PT-04a-ReachabilityFireability-2024-06 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 6 (OVERLAPS) 10/107 variables, 1/125 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/107 variables, 10/135 constraints. Problems are: Problem set: 2 solved, 3 unsolved
[2024-05-31 19:50:31] [INFO ] Deduced a trap composed of 45 places in 99 ms of which 17 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/107 variables, 1/136 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/107 variables, 0/136 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 85/192 variables, 107/243 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/192 variables, 20/263 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/192 variables, 3/266 constraints. Problems are: Problem set: 2 solved, 3 unsolved
[2024-05-31 19:50:31] [INFO ] Deduced a trap composed of 44 places in 55 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/192 variables, 1/267 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/192 variables, 0/267 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 0/192 variables, 0/267 constraints. Problems are: Problem set: 2 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 267 constraints, problems are : Problem set: 2 solved, 3 unsolved in 761 ms.
Refiners :[Domain max(s): 107/107 constraints, Positive P Invariants (semi-flows): 27/27 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 107/107 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 3/5 constraints, Known Traps: 2/2 constraints]
After SMT, in 1668ms problems are : Problem set: 2 solved, 3 unsolved
FORMULA AutoFlight-PT-04a-ReachabilityFireability-2024-08 TRUE TECHNIQUES PARIKH_WALK
FORMULA AutoFlight-PT-04a-ReachabilityFireability-2024-02 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 2 properties in 105 ms.
Support contains 27 out of 107 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 107/107 places, 85/85 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 107 transition count 76
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 18 place count 98 transition count 76
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 18 place count 98 transition count 73
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 24 place count 95 transition count 73
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 30 place count 92 transition count 70
Free-agglomeration rule applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 33 place count 92 transition count 67
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 36 place count 89 transition count 67
Applied a total of 36 rules in 61 ms. Remains 89 /107 variables (removed 18) and now considering 67/85 (removed 18) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 78 ms. Remains : 89/107 places, 67/85 transitions.
RANDOM walk for 40000 steps (1484 resets) in 340 ms. (117 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (364 resets) in 129 ms. (307 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 72839 steps, run visited all 1 properties in 210 ms. (steps per millisecond=346 )
Probabilistic random walk after 72839 steps, saw 20575 distinct states, run finished after 216 ms. (steps per millisecond=337 ) properties seen :1
FORMULA AutoFlight-PT-04a-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
All properties solved without resorting to model-checking.
Total runtime 4068 ms.
ITS solved all properties within timeout

BK_STOP 1717185032074

--------------------
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-04a"
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-04a, 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-171620167000111"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-04a.tgz
mv AutoFlight-PT-04a 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 ;