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.r280-smll-167863550400257.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool marciexred
Input is Parking-PT-104, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r280-smll-167863550400257
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 456K
-rw-r--r-- 1 mcc users 6.7K Feb 26 14:59 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Feb 26 14:59 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K Feb 26 14:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Feb 26 14:58 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:30 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 16:30 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 16:30 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:30 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.0K Feb 26 15:00 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 84K Feb 26 15:00 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 26 14:59 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 109K Feb 26 14:59 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:30 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:30 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 23K Mar 5 18:23 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 1678916991958

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=marciexred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Parking-PT-104
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-15 21:49:55] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-15 21:49:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-15 21:49:55] [INFO ] Load time of PNML (sax parser for PT used): 80 ms
[2023-03-15 21:49:55] [INFO ] Transformed 65 places.
[2023-03-15 21:49:55] [INFO ] Transformed 97 transitions.
[2023-03-15 21:49:55] [INFO ] Found NUPN structural information;
[2023-03-15 21:49:55] [INFO ] Parsed PT model containing 65 places and 97 transitions and 284 arcs in 271 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 65/65 places, 97/97 transitions.
Ensure Unique test removed 41 transitions
Reduce isomorphic transitions removed 41 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 43 rules applied. Total rules applied 43 place count 65 transition count 54
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 45 place count 63 transition count 54
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 45 place count 63 transition count 52
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 49 place count 61 transition count 52
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 57 place count 57 transition count 48
Applied a total of 57 rules in 40 ms. Remains 57 /65 variables (removed 8) and now considering 48/97 (removed 49) transitions.
// Phase 1: matrix 48 rows 57 cols
[2023-03-15 21:49:55] [INFO ] Computed 16 place invariants in 9 ms
[2023-03-15 21:49:56] [INFO ] Implicit Places using invariants in 461 ms returned [23, 30, 36, 42, 52, 54]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 522 ms to find 6 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 51/65 places, 48/97 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 0 with 10 rules applied. Total rules applied 10 place count 46 transition count 43
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 12 place count 45 transition count 62
Applied a total of 12 rules in 8 ms. Remains 45 /51 variables (removed 6) and now considering 62/48 (removed -14) transitions.
// Phase 1: matrix 62 rows 45 cols
[2023-03-15 21:49:56] [INFO ] Computed 10 place invariants in 4 ms
[2023-03-15 21:49:56] [INFO ] Implicit Places using invariants in 139 ms returned []
[2023-03-15 21:49:56] [INFO ] Invariant cache hit.
[2023-03-15 21:49:56] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-15 21:49:56] [INFO ] Implicit Places using invariants and state equation in 196 ms returned []
Implicit Place search using SMT with State Equation took 337 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 45/65 places, 62/97 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 907 ms. Remains : 45/65 places, 62/97 transitions.
Discarding 35 transitions out of 62. Remains 27
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 647 resets, run finished after 612 ms. (steps per millisecond=16 ) properties (out of 26) seen :23
Incomplete Best-First random walk after 10000 steps, including 122 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 122 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 123 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-15 21:49:57] [INFO ] Invariant cache hit.
[2023-03-15 21:49:57] [INFO ] [Real]Absence check using 10 positive place invariants in 3 ms returned sat
[2023-03-15 21:49:57] [INFO ] After 126ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-15 21:49:57] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2023-03-15 21:49:57] [INFO ] After 51ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-15 21:49:57] [INFO ] State equation strengthened by 38 read => feed constraints.
[2023-03-15 21:49:57] [INFO ] After 33ms SMT Verify possible using 38 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-15 21:49:57] [INFO ] After 77ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 55 ms.
[2023-03-15 21:49:57] [INFO ] After 260ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 513 ms.
Support contains 6 out of 45 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 45/45 places, 62/62 transitions.
Free-agglomeration rule applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 45 transition count 56
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 12 place count 39 transition count 56
Applied a total of 12 rules in 18 ms. Remains 39 /45 variables (removed 6) and now considering 56/62 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 39/45 places, 56/62 transitions.
Incomplete random walk after 1000000 steps, including 33456 resets, run finished after 2998 ms. (steps per millisecond=333 ) properties (out of 3) seen :2
Finished Best-First random walk after 222333 steps, including 2029 resets, run visited all 1 properties in 222 ms. (steps per millisecond=1001 )
Able to resolve query QuasiLiveness after proving 27 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 6222 ms.
ITS solved all properties within timeout

BK_STOP 1678917002987

--------------------
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_1.0.0.202303021504.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="Parking-PT-104"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="marciexred"
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 marciexred"
echo " Input is Parking-PT-104, 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 r280-smll-167863550400257"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Parking-PT-104.tgz
mv Parking-PT-104 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 ;