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-oct2-167903725600397.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-020B, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r405-oct2-167903725600397
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 756K
-rw-r--r-- 1 mcc users 6.7K Feb 25 21:08 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K Feb 25 21:08 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Feb 25 21:08 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Feb 25 21:08 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 17:00 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 17:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 17:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 17:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.6K Feb 25 21:09 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 83K Feb 25 21:09 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Feb 25 21:09 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Feb 25 21:09 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 376K 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 1679750739426

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-020B
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-25 13:25:41] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-25 13:25:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-25 13:25:42] [INFO ] Load time of PNML (sax parser for PT used): 247 ms
[2023-03-25 13:25:42] [INFO ] Transformed 1563 places.
[2023-03-25 13:25:42] [INFO ] Transformed 1423 transitions.
[2023-03-25 13:25:42] [INFO ] Found NUPN structural information;
[2023-03-25 13:25:42] [INFO ] Parsed PT model containing 1563 places and 1423 transitions and 3566 arcs in 514 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1563/1563 places, 1423/1423 transitions.
Drop transitions removed 383 transitions
Trivial Post-agglo rules discarded 383 transitions
Performed 383 trivial Post agglomeration. Transition count delta: 383
Iterating post reduction 0 with 383 rules applied. Total rules applied 383 place count 1563 transition count 1040
Reduce places removed 383 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 385 rules applied. Total rules applied 768 place count 1180 transition count 1038
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 769 place count 1179 transition count 1038
Performed 80 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 80 Pre rules applied. Total rules applied 769 place count 1179 transition count 958
Deduced a syphon composed of 80 places in 22 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 3 with 160 rules applied. Total rules applied 929 place count 1099 transition count 958
Performed 539 Post agglomeration using F-continuation condition.Transition count delta: 539
Deduced a syphon composed of 539 places in 1 ms
Reduce places removed 539 places and 0 transitions.
Iterating global reduction 3 with 1078 rules applied. Total rules applied 2007 place count 560 transition count 419
Renaming transitions due to excessive name length > 1024 char.
Performed 59 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 59 places in 1 ms
Reduce places removed 59 places and 0 transitions.
Iterating global reduction 3 with 118 rules applied. Total rules applied 2125 place count 501 transition count 419
Applied a total of 2125 rules in 308 ms. Remains 501 /1563 variables (removed 1062) and now considering 419/1423 (removed 1004) transitions.
// Phase 1: matrix 419 rows 501 cols
[2023-03-25 13:25:42] [INFO ] Computed 221 place invariants in 10 ms
[2023-03-25 13:25:44] [INFO ] Implicit Places using invariants in 1262 ms returned [494]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1302 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 500/1563 places, 419/1423 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 500 transition count 417
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 498 transition count 417
Applied a total of 4 rules in 17 ms. Remains 498 /500 variables (removed 2) and now considering 417/419 (removed 2) transitions.
// Phase 1: matrix 417 rows 498 cols
[2023-03-25 13:25:44] [INFO ] Computed 220 place invariants in 4 ms
[2023-03-25 13:25:44] [INFO ] Implicit Places using invariants in 598 ms returned [481, 485]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 601 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 496/1563 places, 417/1423 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
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 494 transition count 415
Applied a total of 4 rules in 8 ms. Remains 494 /496 variables (removed 2) and now considering 415/417 (removed 2) transitions.
// Phase 1: matrix 415 rows 494 cols
[2023-03-25 13:25:44] [INFO ] Computed 218 place invariants in 3 ms
[2023-03-25 13:25:45] [INFO ] Implicit Places using invariants in 461 ms returned []
[2023-03-25 13:25:45] [INFO ] Invariant cache hit.
[2023-03-25 13:25:45] [INFO ] State equation strengthened by 138 read => feed constraints.
[2023-03-25 13:25:48] [INFO ] Implicit Places using invariants and state equation in 3590 ms returned []
Implicit Place search using SMT with State Equation took 4081 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 3 : 494/1563 places, 415/1423 transitions.
Finished structural reductions in LIVENESS mode , in 3 iterations and 6320 ms. Remains : 494/1563 places, 415/1423 transitions.
Discarding 138 transitions out of 415. Remains 277
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 779 ms. (steps per millisecond=12 ) properties (out of 276) seen :175
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 2 ms. (steps per millisecond=50 ) properties (out of 101) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 101) seen :0
Running SMT prover for 101 properties.
[2023-03-25 13:25:49] [INFO ] Invariant cache hit.
[2023-03-25 13:25:51] [INFO ] [Real]Absence check using 218 positive place invariants in 61 ms returned sat
[2023-03-25 13:25:59] [INFO ] After 6040ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:99
[2023-03-25 13:25:59] [INFO ] State equation strengthened by 138 read => feed constraints.
[2023-03-25 13:26:00] [INFO ] After 184ms SMT Verify possible using 138 Read/Feed constraints in real domain returned unsat :0 sat :0 real:101
[2023-03-25 13:26:00] [INFO ] After 10368ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:101
[2023-03-25 13:26:01] [INFO ] [Nat]Absence check using 218 positive place invariants in 141 ms returned sat
[2023-03-25 13:26:08] [INFO ] After 4992ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :101
[2023-03-25 13:26:19] [INFO ] After 11042ms SMT Verify possible using 138 Read/Feed constraints in natural domain returned unsat :0 sat :101
[2023-03-25 13:26:25] [INFO ] After 16392ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :100
Attempting to minimize the solution found.
Minimization took 0 ms.
[2023-03-25 13:26:25] [INFO ] After 25033ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :100
Finished Parikh walk after 66563 steps, including 92 resets, run visited all 1 properties in 354 ms. (steps per millisecond=188 )
Parikh walk visited 101 properties in 7423 ms.
Able to resolve query QuasiLiveness after proving 277 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 50699 ms.
ITS solved all properties within timeout

BK_STOP 1679750792895

--------------------
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-020B"
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-020B, 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-oct2-167903725600397"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPt-PT-020B.tgz
mv ShieldPPPt-PT-020B 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 ;