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-171701118700144.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-Z4T3N08, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r453-smll-171701118700144
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.4M
-rw-r--r-- 1 mcc users 35K Apr 13 05:51 CTLCardinality.txt
-rw-r--r-- 1 mcc users 166K Apr 13 05:51 CTLCardinality.xml
-rw-r--r-- 1 mcc users 104K Apr 13 05:46 CTLFireability.txt
-rw-r--r-- 1 mcc users 385K Apr 13 05:46 CTLFireability.xml
-rw-r--r-- 1 mcc users 21K Apr 23 08:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 72K Apr 23 08:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 41K Apr 23 08:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 123K Apr 23 08:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 76K Apr 13 06:05 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 368K Apr 13 06:05 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 142K Apr 13 06:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 541K Apr 13 06:01 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 5.7K Apr 23 08:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 13K 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 255K 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 1717159485620

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-Z4T3N08
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
Liveness PT
Running Version 202405141337
[2024-05-31 12:44:48] [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 12:44:48] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 12:44:48] [INFO ] Load time of PNML (sax parser for PT used): 224 ms
[2024-05-31 12:44:48] [INFO ] Transformed 302 places.
[2024-05-31 12:44:48] [INFO ] Transformed 600 transitions.
[2024-05-31 12:44:48] [INFO ] Parsed PT model containing 302 places and 600 transitions and 1928 arcs in 559 ms.
Discarding 192 transitions out of 600. Remains 408
Ensure Unique test removed 128 transitions
Reduce redundant transitions removed 128 transitions.
Built sparse matrix representations for Structural reductions in 13 ms.20321KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 302/302 places, 472/472 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 32 transitions
Redundant transition composition rules discarded 32 transitions
Iterating global reduction 0 with 32 rules applied. Total rules applied 32 place count 302 transition count 440
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 32 rules in 124 ms. Remains 302 /302 variables (removed 0) and now considering 440/472 (removed 32) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 155 ms. Remains : 302/302 places, 440/472 transitions.
Random walk for 1250000 steps, including 0 resets, run took 3777 ms (no deadlock found). (steps per millisecond=330 )
Random directed walk for 1250003 steps, including 0 resets, run took 4833 ms (no deadlock found). (steps per millisecond=258 )
// Phase 1: matrix 440 rows 302 cols
[2024-05-31 12:44:57] [INFO ] Computed 19 invariants in 33 ms
[2024-05-31 12:44:58] [INFO ] [Real]Absence check using 19 positive place invariants in 29 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 302/302 places, 600/600 transitions.
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 0 with 256 rules applied. Total rules applied 256 place count 302 transition count 344
Reduce places removed 128 places and 0 transitions.
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 1 with 160 rules applied. Total rules applied 416 place count 174 transition count 312
Performed 32 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 32 Pre rules applied. Total rules applied 416 place count 174 transition count 280
Deduced a syphon composed of 32 places in 2 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 2 with 64 rules applied. Total rules applied 480 place count 142 transition count 280
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 1 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 512 place count 126 transition count 264
Applied a total of 512 rules in 61 ms. Remains 126 /302 variables (removed 176) and now considering 264/600 (removed 336) transitions.
// Phase 1: matrix 264 rows 126 cols
[2024-05-31 12:44:58] [INFO ] Computed 19 invariants in 5 ms
[2024-05-31 12:44:58] [INFO ] Implicit Places using invariants in 394 ms returned [77]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 405 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 125/302 places, 264/600 transitions.
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: 32
Deduced a syphon composed of 32 places in 1 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 0 with 64 rules applied. Total rules applied 64 place count 93 transition count 232
Applied a total of 64 rules in 21 ms. Remains 93 /125 variables (removed 32) and now considering 232/264 (removed 32) transitions.
// Phase 1: matrix 232 rows 93 cols
[2024-05-31 12:44:58] [INFO ] Computed 18 invariants in 2 ms
[2024-05-31 12:44:59] [INFO ] Implicit Places using invariants in 245 ms returned []
[2024-05-31 12:44:59] [INFO ] Invariant cache hit.
[2024-05-31 12:44:59] [INFO ] Implicit Places using invariants and state equation in 335 ms returned []
Implicit Place search using SMT with State Equation took 582 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 93/302 places, 232/600 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1074 ms. Remains : 93/302 places, 232/600 transitions.
Discarding 32 transitions out of 232. Remains 200
Initial state reduction rules removed 8 formulas.
RANDOM walk for 4343 steps (0 resets) in 826 ms. (5 steps per ms) remains 0/192 properties
[2024-05-31 12:45:00] [INFO ] Flatten gal took : 127 ms
[2024-05-31 12:45:00] [INFO ] Flatten gal took : 35 ms
[2024-05-31 12:45:00] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4398874509990298345.gal : 21 ms
[2024-05-31 12:45:00] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17700598164852321456.prop : 0 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/ReachabilityCardinality4398874509990298345.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17700598164852321456.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 200 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 302/302 places, 600/600 transitions.
Ensure Unique test removed 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 128 transitions
Trivial Post-agglo rules discarded 128 transitions
Performed 128 trivial Post agglomeration. Transition count delta: 128
Iterating post reduction 0 with 256 rules applied. Total rules applied 256 place count 302 transition count 344
Reduce places removed 128 places and 0 transitions.
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 1 with 160 rules applied. Total rules applied 416 place count 174 transition count 312
Performed 32 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 32 Pre rules applied. Total rules applied 416 place count 174 transition count 280
Deduced a syphon composed of 32 places in 1 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 2 with 64 rules applied. Total rules applied 480 place count 142 transition count 280
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 2 with 32 rules applied. Total rules applied 512 place count 126 transition count 264
Applied a total of 512 rules in 15 ms. Remains 126 /302 variables (removed 176) and now considering 264/600 (removed 336) transitions.
// Phase 1: matrix 264 rows 126 cols
[2024-05-31 12:45:00] [INFO ] Computed 19 invariants in 2 ms
[2024-05-31 12:45:00] [INFO ] Implicit Places using invariants in 221 ms returned [77]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 223 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 125/302 places, 264/600 transitions.
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: 32
Deduced a syphon composed of 32 places in 0 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 0 with 64 rules applied. Total rules applied 64 place count 93 transition count 232
Applied a total of 64 rules in 5 ms. Remains 93 /125 variables (removed 32) and now considering 232/264 (removed 32) transitions.
// Phase 1: matrix 232 rows 93 cols
[2024-05-31 12:45:00] [INFO ] Computed 18 invariants in 1 ms
[2024-05-31 12:45:00] [INFO ] Implicit Places using invariants in 148 ms returned []
[2024-05-31 12:45:00] [INFO ] Invariant cache hit.
[2024-05-31 12:45:00] [INFO ] Implicit Places using invariants and state equation in 311 ms returned []
Implicit Place search using SMT with State Equation took 473 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 93/302 places, 232/600 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 716 ms. Remains : 93/302 places, 232/600 transitions.
Discarding 32 transitions out of 232. Remains 200
Net is quasi-live, checking if it is reversible to establish liveness.
[2024-05-31 12:45:01] [INFO ] Flatten gal took : 46 ms
[2024-05-31 12:45:01] [INFO ] Flatten gal took : 42 ms
[2024-05-31 12:45:01] [INFO ] Time to serialize gal into /tmp/CTLFireability4642499418399709093.gal : 15 ms
[2024-05-31 12:45:01] [INFO ] Time to serialize properties into /tmp/CTLFireability13381502958638058475.ctl : 6 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/CTLFireability4642499418399709093.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability13381502958638058475.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 -...284
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,2.39245e+10,0.45397,10880,2,3110,5,44109,6,0,607,24170,0


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==...2132
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((((((((IdleTechs_0==1)&&(IdleTechs_1==1))&&((IdleTechs_2==1)&&(IdleTechs_3==1)))...2192
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,2.24232,48824,1,0,5,288453,14,0,3459,98071,5
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 15276 ms.

BK_STOP 1717159503566

--------------------
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-Z4T3N08"
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-Z4T3N08, 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-171701118700144"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-PT-Z4T3N08.tgz
mv UtilityControlRoom-PT-Z4T3N08 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 ;