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.r405-oct2-167903725600387.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 ShieldPPPt-PT-010B, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r405-oct2-167903725600387
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 572K
-rw-r--r-- 1 mcc users 6.0K Feb 25 21:05 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Feb 25 21:05 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 25 21:05 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Feb 25 21:05 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.2K Feb 25 17:00 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Feb 25 17:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 17:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 17:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 21:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 116K Feb 25 21:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Feb 25 21:05 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 34K Feb 25 21:05 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 17:00 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 17:00 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 185K 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 1679750720090

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=ShieldPPPt-PT-010B
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-25 13:25:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-25 13:25:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-25 13:25:23] [INFO ] Load time of PNML (sax parser for PT used): 136 ms
[2023-03-25 13:25:23] [INFO ] Transformed 783 places.
[2023-03-25 13:25:23] [INFO ] Transformed 713 transitions.
[2023-03-25 13:25:23] [INFO ] Found NUPN structural information;
[2023-03-25 13:25:23] [INFO ] Parsed PT model containing 783 places and 713 transitions and 1786 arcs in 296 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 783/783 places, 713/713 transitions.
Drop transitions removed 193 transitions
Trivial Post-agglo rules discarded 193 transitions
Performed 193 trivial Post agglomeration. Transition count delta: 193
Iterating post reduction 0 with 193 rules applied. Total rules applied 193 place count 783 transition count 520
Reduce places removed 193 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 195 rules applied. Total rules applied 388 place count 590 transition count 518
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 389 place count 589 transition count 518
Performed 40 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 40 Pre rules applied. Total rules applied 389 place count 589 transition count 478
Deduced a syphon composed of 40 places in 3 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 3 with 80 rules applied. Total rules applied 469 place count 549 transition count 478
Performed 269 Post agglomeration using F-continuation condition.Transition count delta: 269
Deduced a syphon composed of 269 places in 1 ms
Reduce places removed 269 places and 0 transitions.
Iterating global reduction 3 with 538 rules applied. Total rules applied 1007 place count 280 transition count 209
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 29 places in 0 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 3 with 58 rules applied. Total rules applied 1065 place count 251 transition count 209
Applied a total of 1065 rules in 75 ms. Remains 251 /783 variables (removed 532) and now considering 209/713 (removed 504) transitions.
// Phase 1: matrix 209 rows 251 cols
[2023-03-25 13:25:23] [INFO ] Computed 111 place invariants in 12 ms
[2023-03-25 13:25:24] [INFO ] Implicit Places using invariants in 784 ms returned [244]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 832 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 250/783 places, 209/713 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 250 transition count 207
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 248 transition count 207
Applied a total of 4 rules in 6 ms. Remains 248 /250 variables (removed 2) and now considering 207/209 (removed 2) transitions.
// Phase 1: matrix 207 rows 248 cols
[2023-03-25 13:25:24] [INFO ] Computed 110 place invariants in 2 ms
[2023-03-25 13:25:24] [INFO ] Implicit Places using invariants in 212 ms returned [231, 235]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 215 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 246/783 places, 207/713 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 244 transition count 205
Applied a total of 4 rules in 10 ms. Remains 244 /246 variables (removed 2) and now considering 205/207 (removed 2) transitions.
// Phase 1: matrix 205 rows 244 cols
[2023-03-25 13:25:24] [INFO ] Computed 108 place invariants in 1 ms
[2023-03-25 13:25:24] [INFO ] Implicit Places using invariants in 209 ms returned []
[2023-03-25 13:25:24] [INFO ] Invariant cache hit.
[2023-03-25 13:25:24] [INFO ] State equation strengthened by 68 read => feed constraints.
[2023-03-25 13:25:25] [INFO ] Implicit Places using invariants and state equation in 1471 ms returned []
Implicit Place search using SMT with State Equation took 1697 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 3 : 244/783 places, 205/713 transitions.
Finished structural reductions in LIVENESS mode , in 3 iterations and 2836 ms. Remains : 244/783 places, 205/713 transitions.
Discarding 68 transitions out of 205. Remains 137
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 564 ms. (steps per millisecond=17 ) properties (out of 136) seen :127
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 9) seen :8
Running SMT prover for 1 properties.
[2023-03-25 13:25:26] [INFO ] Invariant cache hit.
[2023-03-25 13:25:26] [INFO ] [Real]Absence check using 108 positive place invariants in 31 ms returned sat
[2023-03-25 13:25:26] [INFO ] After 129ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-25 13:25:26] [INFO ] State equation strengthened by 68 read => feed constraints.
[2023-03-25 13:25:26] [INFO ] After 39ms SMT Verify possible using 68 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-25 13:25:26] [INFO ] After 311ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-25 13:25:27] [INFO ] [Nat]Absence check using 108 positive place invariants in 154 ms returned sat
[2023-03-25 13:25:27] [INFO ] After 78ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-25 13:25:27] [INFO ] After 48ms SMT Verify possible using 68 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-25 13:25:27] [INFO ] After 70ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 18 ms.
[2023-03-25 13:25:27] [INFO ] After 438ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 20 ms.
Support contains 2 out of 244 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 244/244 places, 205/205 transitions.
Partial Free-agglomeration rule applied 26 times.
Drop transitions removed 26 transitions
Iterating global reduction 0 with 26 rules applied. Total rules applied 26 place count 244 transition count 205
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 27 place count 243 transition count 204
Applied a total of 27 rules in 48 ms. Remains 243 /244 variables (removed 1) and now considering 204/205 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48 ms. Remains : 243/244 places, 204/205 transitions.
Finished random walk after 1888 steps, including 0 resets, run visited all 1 properties in 7 ms. (steps per millisecond=269 )
Able to resolve query QuasiLiveness after proving 137 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 4727 ms.
ITS solved all properties within timeout

BK_STOP 1679750727632

--------------------
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="ShieldPPPt-PT-010B"
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 ShieldPPPt-PT-010B, 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 r405-oct2-167903725600387"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPt-PT-010B.tgz
mv ShieldPPPt-PT-010B 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 ;