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-171701118700159.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-Z4T4N04, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r453-smll-171701118700159
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.7M
-rw-r--r-- 1 mcc users 27K Apr 13 05:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 153K Apr 13 05:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 52K Apr 13 05:19 CTLFireability.txt
-rw-r--r-- 1 mcc users 220K Apr 13 05:19 CTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 23 08:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 55K Apr 23 08:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 23 08:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 46K Apr 23 08:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 59K Apr 13 05:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 321K Apr 13 05:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 103K Apr 13 05:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 406K Apr 13 05:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.8K Apr 23 08:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 8.3K 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 128K 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 1717159644824

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-Z4T4N04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
Liveness PT
Running Version 202405141337
[2024-05-31 12:47:27] [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 12:47:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 12:47:27] [INFO ] Load time of PNML (sax parser for PT used): 293 ms
[2024-05-31 12:47:28] [INFO ] Transformed 154 places.
[2024-05-31 12:47:28] [INFO ] Transformed 300 transitions.
[2024-05-31 12:47:28] [INFO ] Parsed PT model containing 154 places and 300 transitions and 964 arcs in 555 ms.
Discarding 96 transitions out of 300. Remains 204
Ensure Unique test removed 64 transitions
Reduce redundant transitions removed 64 transitions.
Built sparse matrix representations for Structural reductions in 11 ms.16290KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 154/154 places, 236/236 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 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 154 transition count 220
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 16 rules in 92 ms. Remains 154 /154 variables (removed 0) and now considering 220/236 (removed 16) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 126 ms. Remains : 154/154 places, 220/236 transitions.
Random walk for 1250000 steps, including 0 resets, run took 2336 ms (no deadlock found). (steps per millisecond=535 )
Random directed walk for 1250005 steps, including 0 resets, run took 1923 ms (no deadlock found). (steps per millisecond=650 )
// Phase 1: matrix 220 rows 154 cols
[2024-05-31 12:47:32] [INFO ] Computed 11 invariants in 21 ms
[2024-05-31 12:47:33] [INFO ] [Real]Absence check using 11 positive place invariants in 22 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 154/154 places, 300/300 transitions.
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 64 transitions
Trivial Post-agglo rules discarded 64 transitions
Performed 64 trivial Post agglomeration. Transition count delta: 64
Iterating post reduction 0 with 128 rules applied. Total rules applied 128 place count 154 transition count 172
Reduce places removed 64 places and 0 transitions.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 80 rules applied. Total rules applied 208 place count 90 transition count 156
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 16 Pre rules applied. Total rules applied 208 place count 90 transition count 140
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 240 place count 74 transition count 140
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 256 place count 66 transition count 132
Applied a total of 256 rules in 45 ms. Remains 66 /154 variables (removed 88) and now considering 132/300 (removed 168) transitions.
// Phase 1: matrix 132 rows 66 cols
[2024-05-31 12:47:33] [INFO ] Computed 11 invariants in 11 ms
[2024-05-31 12:47:33] [INFO ] Implicit Places using invariants in 267 ms returned [40, 41]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 282 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 64/154 places, 132/300 transitions.
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 0 with 32 rules applied. Total rules applied 32 place count 48 transition count 116
Applied a total of 32 rules in 11 ms. Remains 48 /64 variables (removed 16) and now considering 116/132 (removed 16) transitions.
// Phase 1: matrix 116 rows 48 cols
[2024-05-31 12:47:33] [INFO ] Computed 9 invariants in 2 ms
[2024-05-31 12:47:33] [INFO ] Implicit Places using invariants in 114 ms returned []
[2024-05-31 12:47:33] [INFO ] Invariant cache hit.
[2024-05-31 12:47:33] [INFO ] Implicit Places using invariants and state equation in 226 ms returned []
Implicit Place search using SMT with State Equation took 347 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 48/154 places, 116/300 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 697 ms. Remains : 48/154 places, 116/300 transitions.
Discarding 16 transitions out of 116. Remains 100
Initial state reduction rules removed 4 formulas.
RANDOM walk for 1522 steps (0 resets) in 341 ms. (4 steps per ms) remains 0/96 properties
[2024-05-31 12:47:34] [INFO ] Flatten gal took : 90 ms
[2024-05-31 12:47:34] [INFO ] Flatten gal took : 32 ms
[2024-05-31 12:47:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12932453948289932579.gal : 18 ms
[2024-05-31 12:47:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11474705661940165318.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/ReachabilityCardinality12932453948289932579.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11474705661940165318.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 100 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 154/154 places, 300/300 transitions.
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 64 transitions
Trivial Post-agglo rules discarded 64 transitions
Performed 64 trivial Post agglomeration. Transition count delta: 64
Iterating post reduction 0 with 128 rules applied. Total rules applied 128 place count 154 transition count 172
Reduce places removed 64 places and 0 transitions.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 80 rules applied. Total rules applied 208 place count 90 transition count 156
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 16 Pre rules applied. Total rules applied 208 place count 90 transition count 140
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 240 place count 74 transition count 140
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 256 place count 66 transition count 132
Applied a total of 256 rules in 31 ms. Remains 66 /154 variables (removed 88) and now considering 132/300 (removed 168) transitions.
// Phase 1: matrix 132 rows 66 cols
[2024-05-31 12:47:34] [INFO ] Computed 11 invariants in 2 ms
[2024-05-31 12:47:34] [INFO ] Implicit Places using invariants in 252 ms returned [40, 41]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 254 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 64/154 places, 132/300 transitions.
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 0 with 32 rules applied. Total rules applied 32 place count 48 transition count 116
Applied a total of 32 rules in 6 ms. Remains 48 /64 variables (removed 16) and now considering 116/132 (removed 16) transitions.
// Phase 1: matrix 116 rows 48 cols
[2024-05-31 12:47:34] [INFO ] Computed 9 invariants in 3 ms
[2024-05-31 12:47:34] [INFO ] Implicit Places using invariants in 117 ms returned []
[2024-05-31 12:47:34] [INFO ] Invariant cache hit.
[2024-05-31 12:47:34] [INFO ] Implicit Places using invariants and state equation in 155 ms returned []
Implicit Place search using SMT with State Equation took 275 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 48/154 places, 116/300 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 567 ms. Remains : 48/154 places, 116/300 transitions.
Discarding 16 transitions out of 116. Remains 100
Net is quasi-live, checking if it is reversible to establish liveness.
[2024-05-31 12:47:34] [INFO ] Flatten gal took : 23 ms
[2024-05-31 12:47:35] [INFO ] Flatten gal took : 20 ms
[2024-05-31 12:47:35] [INFO ] Time to serialize gal into /tmp/CTLFireability976980220798313001.gal : 8 ms
[2024-05-31 12:47:35] [INFO ] Time to serialize properties into /tmp/CTLFireability11183063919394687211.ctl : 3 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/CTLFireability976980220798313001.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability11183063919394687211.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,1.08506e+06,0.06855,4112,2,209,5,2026,6,0,311,1367,0


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==1...1110
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (((((((IdleTechs_0==1)&&(IdleTechs_1==1))&&((IdleTechs_2==1)&&(IdleTechs_3==1)))&...1170
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.212714,6308,1,0,5,14302,14,0,1573,9246,5
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 7867 ms.

BK_STOP 1717159655364

--------------------
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-Z4T4N04"
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-Z4T4N04, 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-171701118700159"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-PT-Z4T4N04.tgz
mv UtilityControlRoom-PT-Z4T4N04 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 ;