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-171701118800174.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-Z4T4N10, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r453-smll-171701118800174
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.8M
-rw-r--r-- 1 mcc users 69K Apr 13 06:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 343K Apr 13 06:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 135K Apr 13 05:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 544K Apr 13 05:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 32K Apr 23 08:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 106K Apr 23 08:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 20K Apr 23 08:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 70K Apr 23 08:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 112K Apr 13 06:18 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 515K Apr 13 06:18 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 103K Apr 13 06:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 403K Apr 13 06:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 9.6K Apr 23 08:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 22K 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 319K 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 1717159795985

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-Z4T4N10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
Liveness PT
Running Version 202405141337
[2024-05-31 12:49:58] [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 12:49:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 12:49:59] [INFO ] Load time of PNML (sax parser for PT used): 207 ms
[2024-05-31 12:49:59] [INFO ] Transformed 376 places.
[2024-05-31 12:49:59] [INFO ] Transformed 750 transitions.
[2024-05-31 12:49:59] [INFO ] Parsed PT model containing 376 places and 750 transitions and 2410 arcs in 444 ms.
Discarding 240 transitions out of 750. Remains 510
Ensure Unique test removed 160 transitions
Reduce redundant transitions removed 160 transitions.
Built sparse matrix representations for Structural reductions in 15 ms.22569KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 376/376 places, 590/590 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 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 0 with 40 rules applied. Total rules applied 40 place count 376 transition count 550
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 40 rules in 160 ms. Remains 376 /376 variables (removed 0) and now considering 550/590 (removed 40) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 205 ms. Remains : 376/376 places, 550/590 transitions.
Random walk for 1250000 steps, including 0 resets, run took 3764 ms (no deadlock found). (steps per millisecond=332 )
Random directed walk for 1250009 steps, including 0 resets, run took 4445 ms (no deadlock found). (steps per millisecond=281 )
// Phase 1: matrix 550 rows 376 cols
[2024-05-31 12:50:07] [INFO ] Computed 23 invariants in 37 ms
[2024-05-31 12:50:08] [INFO ] [Real]Absence check using 23 positive place invariants in 33 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 376/376 places, 750/750 transitions.
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 0 with 320 rules applied. Total rules applied 320 place count 376 transition count 430
Reduce places removed 160 places and 0 transitions.
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 40 transitions.
Iterating post reduction 1 with 200 rules applied. Total rules applied 520 place count 216 transition count 390
Performed 40 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 40 Pre rules applied. Total rules applied 520 place count 216 transition count 350
Deduced a syphon composed of 40 places in 2 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 2 with 80 rules applied. Total rules applied 600 place count 176 transition count 350
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 1 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 2 with 40 rules applied. Total rules applied 640 place count 156 transition count 330
Applied a total of 640 rules in 80 ms. Remains 156 /376 variables (removed 220) and now considering 330/750 (removed 420) transitions.
// Phase 1: matrix 330 rows 156 cols
[2024-05-31 12:50:08] [INFO ] Computed 23 invariants in 6 ms
[2024-05-31 12:50:09] [INFO ] Implicit Places using invariants in 562 ms returned [94, 95]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 574 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 154/376 places, 330/750 transitions.
Performed 40 Post agglomeration using F-continuation condition.Transition count delta: 40
Deduced a syphon composed of 40 places in 1 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 0 with 80 rules applied. Total rules applied 80 place count 114 transition count 290
Applied a total of 80 rules in 13 ms. Remains 114 /154 variables (removed 40) and now considering 290/330 (removed 40) transitions.
// Phase 1: matrix 290 rows 114 cols
[2024-05-31 12:50:09] [INFO ] Computed 21 invariants in 6 ms
[2024-05-31 12:50:09] [INFO ] Implicit Places using invariants in 193 ms returned []
[2024-05-31 12:50:09] [INFO ] Invariant cache hit.
[2024-05-31 12:50:09] [INFO ] Implicit Places using invariants and state equation in 371 ms returned []
Implicit Place search using SMT with State Equation took 567 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 114/376 places, 290/750 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1242 ms. Remains : 114/376 places, 290/750 transitions.
Discarding 40 transitions out of 290. Remains 250
Initial state reduction rules removed 10 formulas.
RANDOM walk for 7034 steps (0 resets) in 1105 ms. (6 steps per ms) remains 0/240 properties
[2024-05-31 12:50:10] [INFO ] Flatten gal took : 118 ms
[2024-05-31 12:50:10] [INFO ] Flatten gal took : 50 ms
[2024-05-31 12:50:10] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8231773030711687876.gal : 32 ms
[2024-05-31 12:50:10] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11589073592560998136.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/ReachabilityCardinality8231773030711687876.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11589073592560998136.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 250 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 376/376 places, 750/750 transitions.
Ensure Unique test removed 160 transitions
Reduce isomorphic transitions removed 160 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 0 with 320 rules applied. Total rules applied 320 place count 376 transition count 430
Reduce places removed 160 places and 0 transitions.
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 40 transitions.
Iterating post reduction 1 with 200 rules applied. Total rules applied 520 place count 216 transition count 390
Performed 40 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 40 Pre rules applied. Total rules applied 520 place count 216 transition count 350
Deduced a syphon composed of 40 places in 2 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 2 with 80 rules applied. Total rules applied 600 place count 176 transition count 350
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 1 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 2 with 40 rules applied. Total rules applied 640 place count 156 transition count 330
Applied a total of 640 rules in 32 ms. Remains 156 /376 variables (removed 220) and now considering 330/750 (removed 420) transitions.
// Phase 1: matrix 330 rows 156 cols
[2024-05-31 12:50:10] [INFO ] Computed 23 invariants in 4 ms
[2024-05-31 12:50:11] [INFO ] Implicit Places using invariants in 449 ms returned [94, 95]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 455 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 154/376 places, 330/750 transitions.
Performed 40 Post agglomeration using F-continuation condition.Transition count delta: 40
Deduced a syphon composed of 40 places in 1 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 0 with 80 rules applied. Total rules applied 80 place count 114 transition count 290
Applied a total of 80 rules in 6 ms. Remains 114 /154 variables (removed 40) and now considering 290/330 (removed 40) transitions.
// Phase 1: matrix 290 rows 114 cols
[2024-05-31 12:50:11] [INFO ] Computed 21 invariants in 2 ms
[2024-05-31 12:50:11] [INFO ] Implicit Places using invariants in 148 ms returned []
[2024-05-31 12:50:11] [INFO ] Invariant cache hit.
[2024-05-31 12:50:11] [INFO ] Implicit Places using invariants and state equation in 317 ms returned []
Implicit Place search using SMT with State Equation took 468 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 114/376 places, 290/750 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 963 ms. Remains : 114/376 places, 290/750 transitions.
Discarding 40 transitions out of 290. Remains 250
Net is quasi-live, checking if it is reversible to establish liveness.
[2024-05-31 12:50:11] [INFO ] Flatten gal took : 41 ms
[2024-05-31 12:50:11] [INFO ] Flatten gal took : 39 ms
[2024-05-31 12:50:11] [INFO ] Time to serialize gal into /tmp/CTLFireability9649140237861552857.gal : 12 ms
[2024-05-31 12:50:11] [INFO ] Time to serialize properties into /tmp/CTLFireability9155766889620016313.ctl : 7 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/CTLFireability9649140237861552857.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9155766889620016313.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 -...283
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,3.61424e+12,0.239932,6416,2,1120,5,15280,6,0,749,7387,0


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==...2622
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((((((((IdleTechs_0==1)&&(IdleTechs_1==1))&&((IdleTechs_2==1)&&(IdleTechs_3==1)))...2682
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,2.27757,46600,1,0,5,271522,14,0,3778,134338,5
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 15503 ms.

BK_STOP 1717159814236

--------------------
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-Z4T4N10"
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-Z4T4N10, 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-171701118800174"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-PT-Z4T4N10.tgz
mv UtilityControlRoom-PT-Z4T4N10 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 ;