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-171620166900079.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)
....................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is AutoFlight-PT-02a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r468-smll-171620166900079
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 496K
-rw-r--r-- 1 mcc users 7.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K 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 3.2K 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 18K Apr 22 14:28 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 12 22:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 125K Apr 12 22:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.6K Apr 12 22:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 90K Apr 12 22:01 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 16K 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-02a-ReachabilityFireability-2024-00
FORMULA_NAME AutoFlight-PT-02a-ReachabilityFireability-2024-01
FORMULA_NAME AutoFlight-PT-02a-ReachabilityFireability-2024-02
FORMULA_NAME AutoFlight-PT-02a-ReachabilityFireability-2024-03
FORMULA_NAME AutoFlight-PT-02a-ReachabilityFireability-2024-04
FORMULA_NAME AutoFlight-PT-02a-ReachabilityFireability-2024-05
FORMULA_NAME AutoFlight-PT-02a-ReachabilityFireability-2024-06
FORMULA_NAME AutoFlight-PT-02a-ReachabilityFireability-2024-07
FORMULA_NAME AutoFlight-PT-02a-ReachabilityFireability-2024-08
FORMULA_NAME AutoFlight-PT-02a-ReachabilityFireability-2024-09
FORMULA_NAME AutoFlight-PT-02a-ReachabilityFireability-2024-10
FORMULA_NAME AutoFlight-PT-02a-ReachabilityFireability-2024-11
FORMULA_NAME AutoFlight-PT-02a-ReachabilityFireability-2024-12
FORMULA_NAME AutoFlight-PT-02a-ReachabilityFireability-2024-13
FORMULA_NAME AutoFlight-PT-02a-ReachabilityFireability-2024-14
FORMULA_NAME AutoFlight-PT-02a-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1717182962188

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-02a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 19:16:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-05-31 19:16:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 19:16:04] [INFO ] Load time of PNML (sax parser for PT used): 105 ms
[2024-05-31 19:16:04] [INFO ] Transformed 57 places.
[2024-05-31 19:16:04] [INFO ] Transformed 55 transitions.
[2024-05-31 19:16:04] [INFO ] Found NUPN structural information;
[2024-05-31 19:16:04] [INFO ] Parsed PT model containing 57 places and 55 transitions and 180 arcs in 301 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 48 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Ensure Unique test removed 10 transitions
Reduce redundant transitions removed 10 transitions.
FORMULA AutoFlight-PT-02a-ReachabilityFireability-2024-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-02a-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-02a-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-02a-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-02a-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-02a-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (1576 resets) in 2871 ms. (13 steps per ms) remains 8/10 properties
FORMULA AutoFlight-PT-02a-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-02a-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40002 steps (494 resets) in 607 ms. (65 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (551 resets) in 191 ms. (208 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (491 resets) in 1062 ms. (37 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (13 resets) in 455 ms. (87 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (534 resets) in 110 ms. (360 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (493 resets) in 231 ms. (172 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (592 resets) in 327 ms. (121 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (354 resets) in 220 ms. (181 steps per ms) remains 8/8 properties
// Phase 1: matrix 45 rows 57 cols
[2024-05-31 19:16:07] [INFO ] Computed 16 invariants in 22 ms
[2024-05-31 19:16:07] [INFO ] State equation strengthened by 10 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, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/56 variables, 13/69 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/56 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem AutoFlight-PT-02a-ReachabilityFireability-2024-01 is UNSAT
FORMULA AutoFlight-PT-02a-ReachabilityFireability-2024-01 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 3 (OVERLAPS) 1/57 variables, 2/71 constraints. Problems are: Problem set: 1 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/57 variables, 1/72 constraints. Problems are: Problem set: 1 solved, 7 unsolved
Problem AutoFlight-PT-02a-ReachabilityFireability-2024-08 is UNSAT
FORMULA AutoFlight-PT-02a-ReachabilityFireability-2024-08 FALSE TECHNIQUES SMT_REFINEMENT
Problem AutoFlight-PT-02a-ReachabilityFireability-2024-09 is UNSAT
FORMULA AutoFlight-PT-02a-ReachabilityFireability-2024-09 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 5 (INCLUDED_ONLY) 0/57 variables, 1/73 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/57 variables, 0/73 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 45/102 variables, 57/130 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 10/140 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/102 variables, 0/140 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 0/102 variables, 0/140 constraints. Problems are: Problem set: 3 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 102/102 variables, and 140 constraints, problems are : Problem set: 3 solved, 5 unsolved in 819 ms.
Refiners :[Domain max(s): 57/57 constraints, Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 57/57 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/52 variables, 52/52 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/52 variables, 0/52 constraints. Problems are: Problem set: 3 solved, 5 unsolved
Problem AutoFlight-PT-02a-ReachabilityFireability-2024-03 is UNSAT
FORMULA AutoFlight-PT-02a-ReachabilityFireability-2024-03 TRUE TECHNIQUES SMT_REFINEMENT
Problem AutoFlight-PT-02a-ReachabilityFireability-2024-04 is UNSAT
FORMULA AutoFlight-PT-02a-ReachabilityFireability-2024-04 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 5/57 variables, 15/67 constraints. Problems are: Problem set: 5 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/57 variables, 5/72 constraints. Problems are: Problem set: 5 solved, 3 unsolved
Problem AutoFlight-PT-02a-ReachabilityFireability-2024-05 is UNSAT
FORMULA AutoFlight-PT-02a-ReachabilityFireability-2024-05 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 4 (INCLUDED_ONLY) 0/57 variables, 1/73 constraints. Problems are: Problem set: 6 solved, 2 unsolved
[2024-05-31 19:16:08] [INFO ] Deduced a trap composed of 24 places in 80 ms of which 18 ms to minimize.
[2024-05-31 19:16:08] [INFO ] Deduced a trap composed of 26 places in 60 ms of which 7 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/57 variables, 2/75 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/57 variables, 0/75 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 45/102 variables, 57/132 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 10/142 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/102 variables, 2/144 constraints. Problems are: Problem set: 6 solved, 2 unsolved
[2024-05-31 19:16:08] [INFO ] Deduced a trap composed of 27 places in 55 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/102 variables, 1/145 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/102 variables, 0/145 constraints. Problems are: Problem set: 6 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/102 variables, 0/145 constraints. Problems are: Problem set: 6 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 102/102 variables, and 145 constraints, problems are : Problem set: 6 solved, 2 unsolved in 754 ms.
Refiners :[Domain max(s): 57/57 constraints, Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 57/57 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 2/8 constraints, Known Traps: 3/3 constraints]
After SMT, in 1754ms problems are : Problem set: 6 solved, 2 unsolved
FORMULA AutoFlight-PT-02a-ReachabilityFireability-2024-00 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 128 ms.
Support contains 25 out of 57 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 57/57 places, 45/45 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 57 transition count 44
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 56 transition count 44
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 3 place count 56 transition count 43
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 4 place count 55 transition count 43
Applied a total of 4 rules in 60 ms. Remains 55 /57 variables (removed 2) and now considering 43/45 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 87 ms. Remains : 55/57 places, 43/45 transitions.
RANDOM walk for 40000 steps (1693 resets) in 486 ms. (82 steps per ms) remains 1/1 properties
BEST_FIRST walk for 20223 steps (292 resets) in 145 ms. (138 steps per ms) remains 0/1 properties
FORMULA AutoFlight-PT-02a-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
All properties solved without resorting to model-checking.
Total runtime 4796 ms.
ITS solved all properties within timeout

BK_STOP 1717182969473

--------------------
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-02a"
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-02a, 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-171620166900079"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-02a.tgz
mv AutoFlight-PT-02a 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 ;