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.r453-smll-171701118800164.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 itstools
Input is UtilityControlRoom-PT-Z4T4N06, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r453-smll-171701118800164
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.3M
-rw-r--r-- 1 mcc users 34K Apr 13 05:25 CTLCardinality.txt
-rw-r--r-- 1 mcc users 173K Apr 13 05:25 CTLCardinality.xml
-rw-r--r-- 1 mcc users 73K Apr 13 05:21 CTLFireability.txt
-rw-r--r-- 1 mcc users 292K Apr 13 05:21 CTLFireability.xml
-rw-r--r-- 1 mcc users 26K Apr 23 08:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 87K Apr 23 08:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 21K Apr 23 08:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 64K Apr 23 08:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 84K Apr 13 05:41 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 433K Apr 13 05:41 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 170K Apr 13 05:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 636K Apr 13 05:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 4.1K Apr 23 08:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 8.8K Apr 23 08:04 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 8 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 191K May 18 16:43 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 Liveness

=== Now, execution of the tool begins

BK_START 1717159692167

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=UtilityControlRoom-PT-Z4T4N06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
Liveness PT
Running Version 202405141337
[2024-05-31 12:48:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2024-05-31 12:48:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 12:48:15] [INFO ] Load time of PNML (sax parser for PT used): 194 ms
[2024-05-31 12:48:15] [INFO ] Transformed 228 places.
[2024-05-31 12:48:15] [INFO ] Transformed 450 transitions.
[2024-05-31 12:48:15] [INFO ] Parsed PT model containing 228 places and 450 transitions and 1446 arcs in 442 ms.
Discarding 144 transitions out of 450. Remains 306
Ensure Unique test removed 96 transitions
Reduce redundant transitions removed 96 transitions.
Built sparse matrix representations for Structural reductions in 12 ms.18433KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 228/228 places, 354/354 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Drop transitions (Redundant composition of simpler transitions.) removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 0 with 24 rules applied. Total rules applied 24 place count 228 transition count 330
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 24 rules in 142 ms. Remains 228 /228 variables (removed 0) and now considering 330/354 (removed 24) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 173 ms. Remains : 228/228 places, 330/354 transitions.
Random walk for 1250000 steps, including 0 resets, run took 3012 ms (no deadlock found). (steps per millisecond=415 )
Random directed walk for 1250004 steps, including 0 resets, run took 2438 ms (no deadlock found). (steps per millisecond=512 )
// Phase 1: matrix 330 rows 228 cols
[2024-05-31 12:48:21] [INFO ] Computed 15 invariants in 19 ms
[2024-05-31 12:48:21] [INFO ] [Real]Absence check using 15 positive place invariants in 20 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 228/228 places, 450/450 transitions.
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 0 with 192 rules applied. Total rules applied 192 place count 228 transition count 258
Reduce places removed 96 places and 0 transitions.
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 120 rules applied. Total rules applied 312 place count 132 transition count 234
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 24 Pre rules applied. Total rules applied 312 place count 132 transition count 210
Deduced a syphon composed of 24 places in 1 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 360 place count 108 transition count 210
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 384 place count 96 transition count 198
Applied a total of 384 rules in 58 ms. Remains 96 /228 variables (removed 132) and now considering 198/450 (removed 252) transitions.
// Phase 1: matrix 198 rows 96 cols
[2024-05-31 12:48:21] [INFO ] Computed 15 invariants in 6 ms
[2024-05-31 12:48:22] [INFO ] Implicit Places using invariants in 409 ms returned [58, 59]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 422 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 94/228 places, 198/450 transitions.
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 48 place count 70 transition count 174
Applied a total of 48 rules in 15 ms. Remains 70 /94 variables (removed 24) and now considering 174/198 (removed 24) transitions.
// Phase 1: matrix 174 rows 70 cols
[2024-05-31 12:48:22] [INFO ] Computed 13 invariants in 2 ms
[2024-05-31 12:48:22] [INFO ] Implicit Places using invariants in 149 ms returned []
[2024-05-31 12:48:22] [INFO ] Invariant cache hit.
[2024-05-31 12:48:22] [INFO ] Implicit Places using invariants and state equation in 266 ms returned []
Implicit Place search using SMT with State Equation took 417 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 70/228 places, 174/450 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 919 ms. Remains : 70/228 places, 174/450 transitions.
Discarding 24 transitions out of 174. Remains 150
Initial state reduction rules removed 6 formulas.
RANDOM walk for 3147 steps (0 resets) in 609 ms. (5 steps per ms) remains 0/144 properties
[2024-05-31 12:48:23] [INFO ] Flatten gal took : 111 ms
[2024-05-31 12:48:23] [INFO ] Flatten gal took : 36 ms
[2024-05-31 12:48:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17608042260355103765.gal : 22 ms
[2024-05-31 12:48:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11966253283327193298.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17608042260355103765.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11966253283327193298.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 150 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 228/228 places, 450/450 transitions.
Ensure Unique test removed 96 transitions
Reduce isomorphic transitions removed 96 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 96 transitions
Trivial Post-agglo rules discarded 96 transitions
Performed 96 trivial Post agglomeration. Transition count delta: 96
Iterating post reduction 0 with 192 rules applied. Total rules applied 192 place count 228 transition count 258
Reduce places removed 96 places and 0 transitions.
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 120 rules applied. Total rules applied 312 place count 132 transition count 234
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 24 Pre rules applied. Total rules applied 312 place count 132 transition count 210
Deduced a syphon composed of 24 places in 1 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 360 place count 108 transition count 210
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 2 with 24 rules applied. Total rules applied 384 place count 96 transition count 198
Applied a total of 384 rules in 18 ms. Remains 96 /228 variables (removed 132) and now considering 198/450 (removed 252) transitions.
// Phase 1: matrix 198 rows 96 cols
[2024-05-31 12:48:23] [INFO ] Computed 15 invariants in 3 ms
[2024-05-31 12:48:23] [INFO ] Implicit Places using invariants in 283 ms returned [58, 59]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 286 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 94/228 places, 198/450 transitions.
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 48 place count 70 transition count 174
Applied a total of 48 rules in 6 ms. Remains 70 /94 variables (removed 24) and now considering 174/198 (removed 24) transitions.
// Phase 1: matrix 174 rows 70 cols
[2024-05-31 12:48:23] [INFO ] Computed 13 invariants in 1 ms
[2024-05-31 12:48:23] [INFO ] Implicit Places using invariants in 133 ms returned []
[2024-05-31 12:48:23] [INFO ] Invariant cache hit.
[2024-05-31 12:48:23] [INFO ] Implicit Places using invariants and state equation in 213 ms returned []
Implicit Place search using SMT with State Equation took 351 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 70/228 places, 174/450 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 662 ms. Remains : 70/228 places, 174/450 transitions.
Discarding 24 transitions out of 174. Remains 150
Net is quasi-live, checking if it is reversible to establish liveness.
[2024-05-31 12:48:24] [INFO ] Flatten gal took : 30 ms
[2024-05-31 12:48:24] [INFO ] Flatten gal took : 27 ms
[2024-05-31 12:48:24] [INFO ] Time to serialize gal into /tmp/CTLFireability17911862823153886645.gal : 11 ms
[2024-05-31 12:48:24] [INFO ] Time to serialize properties into /tmp/CTLFireability15047268570740739007.ctl : 4 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability17911862823153886645.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15047268570740739007.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.7311e+08,0.100211,4584,2,439,5,4552,6,0,457,2690,0


Converting to forward existential form...Done !
original formula: AG(EF(((((((((IdleTechs_0==1)&&(IdleTechs_1==1))&&((IdleTechs_2==1)&&(IdleTechs_3==1)))&&(((Clients_0==1)&&(Clients_1==1))&&((Clients_2==...1614
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((((((((IdleTechs_0==1)&&(IdleTechs_1==1))&&((IdleTechs_2==1)&&(IdleTechs_3==1)))...1674
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.558641,12468,1,0,5,51574,14,0,2307,30277,5
Formula is TRUE !

***************************************

Able to resolve query Liveness after proving 1 properties.
FORMULA Liveness TRUE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS TOPOLOGICAL QUASI_LIVE_REVERSIBLE INITIAL_STATE
Total runtime 10088 ms.

BK_STOP 1717159704798

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ Liveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution Liveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination Liveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="UtilityControlRoom-PT-Z4T4N06"
export BK_EXAMINATION="Liveness"
export BK_TOOL="itstools"
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 2-5568"
echo " Executing tool itstools"
echo " Input is UtilityControlRoom-PT-Z4T4N06, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r453-smll-171701118800164"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-PT-Z4T4N06.tgz
mv UtilityControlRoom-PT-Z4T4N06 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;