Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r021-oct2-167813609000302.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
......................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is AutoFlight-PT-24a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r021-oct2-167813609000302
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 572K
-rw-r--r-- 1 mcc users 6.7K Feb 25 18:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Feb 25 18:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Feb 25 18:08 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Feb 25 18:08 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 15:32 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 15:32 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 15:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 15:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 18:41 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 113K Feb 25 18:41 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.0K Feb 25 18:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 25 18:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 15:32 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:32 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 169K Mar 5 18:22 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1678932251088

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=AutoFlight-PT-24a
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-16 02:04:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-16 02:04:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 02:04:13] [INFO ] Load time of PNML (sax parser for PT used): 76 ms
[2023-03-16 02:04:13] [INFO ] Transformed 607 places.
[2023-03-16 02:04:13] [INFO ] Transformed 605 transitions.
[2023-03-16 02:04:13] [INFO ] Found NUPN structural information;
[2023-03-16 02:04:13] [INFO ] Parsed PT model containing 607 places and 605 transitions and 1940 arcs in 161 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 607/607 places, 605/605 transitions.
Ensure Unique test removed 120 transitions
Reduce isomorphic transitions removed 120 transitions.
Drop transitions removed 70 transitions
Trivial Post-agglo rules discarded 70 transitions
Performed 70 trivial Post agglomeration. Transition count delta: 70
Iterating post reduction 0 with 190 rules applied. Total rules applied 190 place count 607 transition count 415
Reduce places removed 70 places and 0 transitions.
Iterating post reduction 1 with 70 rules applied. Total rules applied 260 place count 537 transition count 415
Performed 26 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 26 Pre rules applied. Total rules applied 260 place count 537 transition count 389
Deduced a syphon composed of 26 places in 1 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 2 with 52 rules applied. Total rules applied 312 place count 511 transition count 389
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 0 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 2 with 96 rules applied. Total rules applied 408 place count 463 transition count 341
Applied a total of 408 rules in 43 ms. Remains 463 /607 variables (removed 144) and now considering 341/605 (removed 264) transitions.
// Phase 1: matrix 341 rows 463 cols
[2023-03-16 02:04:13] [INFO ] Computed 148 place invariants in 15 ms
[2023-03-16 02:04:16] [INFO ] Implicit Places using invariants in 2662 ms returned [5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 95, 100, 105, 110, 115, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 242, 316, 322, 328, 334, 340, 346, 352, 358, 364, 370, 376, 382, 388, 394, 400, 406, 412, 418, 424, 430, 436, 442, 448, 454, 460, 462]
Discarding 99 places :
Implicit Place search using SMT only with invariants took 2691 ms to find 99 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 364/607 places, 341/605 transitions.
Drop transitions removed 144 transitions
Trivial Post-agglo rules discarded 144 transitions
Performed 144 trivial Post agglomeration. Transition count delta: 144
Iterating post reduction 0 with 144 rules applied. Total rules applied 144 place count 364 transition count 197
Reduce places removed 144 places and 0 transitions.
Iterating post reduction 1 with 144 rules applied. Total rules applied 288 place count 220 transition count 197
Performed 26 Post agglomeration using F-continuation condition.Transition count delta: 26
Deduced a syphon composed of 26 places in 1 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 2 with 52 rules applied. Total rules applied 340 place count 194 transition count 171
Applied a total of 340 rules in 47 ms. Remains 194 /364 variables (removed 170) and now considering 171/341 (removed 170) transitions.
// Phase 1: matrix 171 rows 194 cols
[2023-03-16 02:04:16] [INFO ] Computed 49 place invariants in 2 ms
[2023-03-16 02:04:16] [INFO ] Implicit Places using invariants in 121 ms returned []
[2023-03-16 02:04:16] [INFO ] Invariant cache hit.
[2023-03-16 02:04:16] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-16 02:04:18] [INFO ] Implicit Places using invariants and state equation in 1919 ms returned []
Implicit Place search using SMT with State Equation took 2044 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 194/607 places, 171/605 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 4825 ms. Remains : 194/607 places, 171/605 transitions.
Discarding 73 transitions out of 171. Remains 98
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 167 resets, run finished after 454 ms. (steps per millisecond=22 ) properties (out of 97) seen :92
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 5) seen :2
Running SMT prover for 3 properties.
[2023-03-16 02:04:18] [INFO ] Invariant cache hit.
[2023-03-16 02:04:19] [INFO ] [Real]Absence check using 49 positive place invariants in 7 ms returned sat
[2023-03-16 02:04:19] [INFO ] After 193ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-16 02:04:19] [INFO ] [Nat]Absence check using 49 positive place invariants in 12 ms returned sat
[2023-03-16 02:04:20] [INFO ] After 1022ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-16 02:04:20] [INFO ] State equation strengthened by 48 read => feed constraints.
[2023-03-16 02:04:20] [INFO ] After 93ms SMT Verify possible using 48 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-16 02:04:20] [INFO ] After 225ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 139 ms.
[2023-03-16 02:04:20] [INFO ] After 1582ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Finished Parikh walk after 443 steps, including 8 resets, run visited all 3 properties in 18 ms. (steps per millisecond=24 )
Parikh walk visited 3 properties in 22 ms.
Able to resolve query QuasiLiveness after proving 98 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 7447 ms.
ITS solved all properties within timeout

BK_STOP 1678932261180

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -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="QuasiLiveness"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 2-5348"
echo " Executing tool lolaxred"
echo " Input is AutoFlight-PT-24a, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r021-oct2-167813609000302"
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 [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;