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.r464-smll-171620118200287.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 AirplaneLD-PT-0500, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r464-smll-171620118200287
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 12M
-rw-r--r-- 1 mcc users 100K Apr 12 03:56 CTLCardinality.txt
-rw-r--r-- 1 mcc users 389K Apr 12 03:56 CTLCardinality.xml
-rw-r--r-- 1 mcc users 208K Apr 12 03:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 1.2M Apr 12 03:45 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 220K Apr 22 14:27 LTLCardinality.txt
-rw-r--r-- 1 mcc users 569K Apr 22 14:27 LTLCardinality.xml
-rw-r--r-- 1 mcc users 112K Apr 22 14:27 LTLFireability.txt
-rw-r--r-- 1 mcc users 470K Apr 22 14:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 630K Apr 12 04:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 2.1M Apr 12 04:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 512K Apr 12 04:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 3.0M Apr 12 04:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 25K Apr 22 14:27 UpperBounds.txt
-rw-r--r-- 1 mcc users 47K Apr 22 14:27 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 2.2M 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 AirplaneLD-PT-0500-ReachabilityFireability-2024-00
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-2024-01
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-2024-02
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-2024-03
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-2024-04
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-2024-05
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-2024-06
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-2024-07
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-2024-08
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-2024-09
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-2024-10
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-2024-11
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-2024-12
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-2024-13
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-2024-14
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1717250403988

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AirplaneLD-PT-0500
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 14:00:06] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 14:00:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 14:00:07] [INFO ] Load time of PNML (sax parser for PT used): 564 ms
[2024-06-01 14:00:07] [INFO ] Transformed 3519 places.
[2024-06-01 14:00:07] [INFO ] Transformed 4008 transitions.
[2024-06-01 14:00:07] [INFO ] Found NUPN structural information;
[2024-06-01 14:00:07] [INFO ] Parsed PT model containing 3519 places and 4008 transitions and 15278 arcs in 801 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 208 ms.
Working with output stream class java.io.PrintStream
Reduce places removed 1502 places and 0 transitions.
RANDOM walk for 40000 steps (5034 resets) in 7564 ms. (5 steps per ms) remains 10/16 properties
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 6402 ms. (6 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 10248 ms. (3 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 9447 ms. (4 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 9159 ms. (4 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 40 ms. (975 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 36 ms. (1081 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 73 ms. (540 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 58 ms. (678 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 36 ms. (1081 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 78 ms. (506 steps per ms) remains 10/10 properties
// Phase 1: matrix 4008 rows 2017 cols
[2024-06-01 14:00:20] [INFO ] Computed 3 invariants in 737 ms
Problem AirplaneLD-PT-0500-ReachabilityFireability-2024-10 is UNSAT
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-2024-10 FALSE TECHNIQUES SMT_REFINEMENT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2014 variables, 2014/2014 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2014 variables, 0/2014 constraints. Problems are: Problem set: 1 solved, 9 unsolved
Problem AirplaneLD-PT-0500-ReachabilityFireability-2024-02 is UNSAT
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-2024-02 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 2/2016 variables, 2/2016 constraints. Problems are: Problem set: 2 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2016 variables, 2/2018 constraints. Problems are: Problem set: 2 solved, 8 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2016/6025 variables, and 2018 constraints, problems are : Problem set: 2 solved, 8 unsolved in 5090 ms.
Refiners :[Domain max(s): 2016/2017 constraints, Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/2017 constraints, PredecessorRefiner: 9/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 8 unsolved
Problem AirplaneLD-PT-0500-ReachabilityFireability-2024-12 is UNSAT
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-2024-12 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 0 (INCLUDED_ONLY) 0/2014 variables, 2014/2014 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2014 variables, 0/2014 constraints. Problems are: Problem set: 3 solved, 7 unsolved
Problem AirplaneLD-PT-0500-ReachabilityFireability-2024-03 is UNSAT
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-2024-03 TRUE TECHNIQUES SMT_REFINEMENT
Problem AirplaneLD-PT-0500-ReachabilityFireability-2024-05 is UNSAT
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-2024-05 TRUE TECHNIQUES SMT_REFINEMENT
Problem AirplaneLD-PT-0500-ReachabilityFireability-2024-07 is UNSAT
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-2024-07 TRUE TECHNIQUES SMT_REFINEMENT
Problem AirplaneLD-PT-0500-ReachabilityFireability-2024-11 is UNSAT
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-2024-11 TRUE TECHNIQUES SMT_REFINEMENT
Problem AirplaneLD-PT-0500-ReachabilityFireability-2024-13 is UNSAT
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-2024-13 TRUE TECHNIQUES SMT_REFINEMENT
Problem AirplaneLD-PT-0500-ReachabilityFireability-2024-15 is UNSAT
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-2024-15 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 2/2016 variables, 2/2016 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2016 variables, 2/2018 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2016 variables, 0/2018 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/2017 variables, 1/2019 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2017 variables, 1/2020 constraints. Problems are: Problem set: 9 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2017 variables, 0/2020 constraints. Problems are: Problem set: 9 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6025/6025 variables, and 4037 constraints, problems are : Problem set: 9 solved, 1 unsolved in 4724 ms.
Refiners :[Domain max(s): 2017/2017 constraints, Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 2017/2017 constraints, PredecessorRefiner: 6/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 28730ms problems are : Problem set: 9 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 2017 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2017/2017 places, 4008/4008 transitions.
Graph (complete) has 5273 edges and 2017 vertex of which 1264 are kept as prefixes of interest. Removing 753 places using SCC suffix rule.11 ms
Discarding 753 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 1500 transitions
Reduce isomorphic transitions removed 1500 transitions.
Iterating post reduction 0 with 1500 rules applied. Total rules applied 1501 place count 1264 transition count 2508
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 4 Pre rules applied. Total rules applied 1501 place count 1264 transition count 2504
Deduced a syphon composed of 4 places in 2 ms
Ensure Unique test removed 2 places
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 10 rules applied. Total rules applied 1511 place count 1258 transition count 2504
Discarding 1248 places :
Symmetric choice reduction at 1 with 1248 rule applications. Total rules 2759 place count 10 transition count 1256
Iterating global reduction 1 with 1248 rules applied. Total rules applied 4007 place count 10 transition count 1256
Ensure Unique test removed 1248 transitions
Reduce isomorphic transitions removed 1248 transitions.
Iterating post reduction 1 with 1248 rules applied. Total rules applied 5255 place count 10 transition count 8
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 5255 place count 10 transition count 5
Deduced a syphon composed of 3 places in 0 ms
Ensure Unique test removed 2 places
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 5263 place count 5 transition count 5
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 5264 place count 5 transition count 4
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 5265 place count 4 transition count 4
Applied a total of 5265 rules in 250 ms. Remains 4 /2017 variables (removed 2013) and now considering 4/4008 (removed 4004) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 265 ms. Remains : 4/2017 places, 4/4008 transitions.
RANDOM walk for 8 steps (0 resets) in 7 ms. (1 steps per ms) remains 0/1 properties
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
All properties solved without resorting to model-checking.
Total runtime 42039 ms.
ITS solved all properties within timeout

BK_STOP 1717250448894

--------------------
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="AirplaneLD-PT-0500"
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 AirplaneLD-PT-0500, 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 r464-smll-171620118200287"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-PT-0500.tgz
mv AirplaneLD-PT-0500 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 ;