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-171701118700134.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-Z2T4N10, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r453-smll-171701118700134
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 31K Apr 13 05:43 CTLCardinality.txt
-rw-r--r-- 1 mcc users 164K Apr 13 05:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 47K Apr 13 05:39 CTLFireability.txt
-rw-r--r-- 1 mcc users 216K Apr 13 05:39 CTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 23 08:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 51K Apr 23 08:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 23 08:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 42K Apr 23 08:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 13 05:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 83K Apr 13 05:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 113K Apr 13 05:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 487K Apr 13 05:51 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.5K Apr 23 08:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 7.5K 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 116K 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 1717159386931

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-Z2T4N10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
Liveness PT
Running Version 202405141337
[2024-05-31 12:43:08] [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 12:43:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 12:43:09] [INFO ] Load time of PNML (sax parser for PT used): 265 ms
[2024-05-31 12:43:09] [INFO ] Transformed 174 places.
[2024-05-31 12:43:09] [INFO ] Transformed 270 transitions.
[2024-05-31 12:43:09] [INFO ] Parsed PT model containing 174 places and 270 transitions and 850 arcs in 483 ms.
Discarding 80 transitions out of 270. Remains 190
Ensure Unique test removed 40 transitions
Reduce redundant transitions removed 40 transitions.
Built sparse matrix representations for Structural reductions in 11 ms.16019KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 174/174 places, 230/230 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 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 0 with 20 rules applied. Total rules applied 20 place count 174 transition count 210
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 20 rules in 81 ms. Remains 174 /174 variables (removed 0) and now considering 210/230 (removed 20) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 114 ms. Remains : 174/174 places, 210/230 transitions.
Random walk for 1250000 steps, including 0 resets, run took 2618 ms (no deadlock found). (steps per millisecond=477 )
Random directed walk for 1250001 steps, including 0 resets, run took 1911 ms (no deadlock found). (steps per millisecond=654 )
// Phase 1: matrix 210 rows 174 cols
[2024-05-31 12:43:14] [INFO ] Computed 23 invariants in 20 ms
[2024-05-31 12:43:14] [INFO ] [Real]Absence check using 23 positive place invariants in 41 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 174/174 places, 270/270 transitions.
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 40 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 40 transitions
Trivial Post-agglo rules discarded 40 transitions
Performed 40 trivial Post agglomeration. Transition count delta: 40
Iterating post reduction 0 with 80 rules applied. Total rules applied 80 place count 174 transition count 190
Reduce places removed 40 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 1 with 60 rules applied. Total rules applied 140 place count 134 transition count 170
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 20 Pre rules applied. Total rules applied 140 place count 134 transition count 150
Deduced a syphon composed of 20 places in 0 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 2 with 40 rules applied. Total rules applied 180 place count 114 transition count 150
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 0 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 2 with 40 rules applied. Total rules applied 220 place count 94 transition count 130
Applied a total of 220 rules in 55 ms. Remains 94 /174 variables (removed 80) and now considering 130/270 (removed 140) transitions.
// Phase 1: matrix 130 rows 94 cols
[2024-05-31 12:43:15] [INFO ] Computed 23 invariants in 4 ms
[2024-05-31 12:43:15] [INFO ] Implicit Places using invariants in 313 ms returned [52, 53]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 323 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 92/174 places, 130/270 transitions.
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 0 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 0 with 40 rules applied. Total rules applied 40 place count 72 transition count 110
Applied a total of 40 rules in 11 ms. Remains 72 /92 variables (removed 20) and now considering 110/130 (removed 20) transitions.
// Phase 1: matrix 110 rows 72 cols
[2024-05-31 12:43:15] [INFO ] Computed 21 invariants in 6 ms
[2024-05-31 12:43:15] [INFO ] Implicit Places using invariants in 144 ms returned []
[2024-05-31 12:43:15] [INFO ] Invariant cache hit.
[2024-05-31 12:43:15] [INFO ] Implicit Places using invariants and state equation in 247 ms returned []
Implicit Place search using SMT with State Equation took 395 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 72/174 places, 110/270 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 791 ms. Remains : 72/174 places, 110/270 transitions.
Discarding 20 transitions out of 110. Remains 90
Initial state reduction rules removed 10 formulas.
RANDOM walk for 6024 steps (0 resets) in 659 ms. (9 steps per ms) remains 0/80 properties
[2024-05-31 12:43:16] [INFO ] Flatten gal took : 81 ms
[2024-05-31 12:43:16] [INFO ] Flatten gal took : 28 ms
[2024-05-31 12:43:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3614735457163236858.gal : 17 ms
[2024-05-31 12:43:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15784116324302066672.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/ReachabilityCardinality3614735457163236858.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15784116324302066672.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
its-reach command run as :

ITS tools runner thread asked to quit. Dying gracefully.
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
java.io.IOException: Stream closed
at java.base/java.io.BufferedInputStream.getBufIfOpen(BufferedInputStream.java:168)
at java.base/java.io.BufferedInputStream.read(BufferedInputStream.java:334)
at java.base/sun.nio.cs.StreamDecoder.readBytes(StreamDecoder.java:270)
at java.base/sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:313)
at java.base/sun.nio.cs.StreamDecoder.read(StreamDecoder.java:188)
at java.base/java.io.InputStreamReader.read(InputStreamReader.java:177)
at java.base/java.io.BufferedReader.fill(BufferedReader.java:162)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:329)
at java.base/java.io.BufferedReader.readLine(BufferedReader.java:396)
at fr.lip6.move.gal.application.runner.its.ITSRunner$ITSInterpreter.run(ITSRunner.java:211)
at java.base/java.lang.Thread.run(Thread.java:840)
Able to resolve query QuasiLiveness after proving 90 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 174/174 places, 270/270 transitions.
Ensure Unique test removed 40 transitions
Reduce isomorphic transitions removed 40 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 40 transitions
Trivial Post-agglo rules discarded 40 transitions
Performed 40 trivial Post agglomeration. Transition count delta: 40
Iterating post reduction 0 with 80 rules applied. Total rules applied 80 place count 174 transition count 190
Reduce places removed 40 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 1 with 60 rules applied. Total rules applied 140 place count 134 transition count 170
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 20 Pre rules applied. Total rules applied 140 place count 134 transition count 150
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 180 place count 114 transition count 150
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 220 place count 94 transition count 130
Applied a total of 220 rules in 19 ms. Remains 94 /174 variables (removed 80) and now considering 130/270 (removed 140) transitions.
// Phase 1: matrix 130 rows 94 cols
[2024-05-31 12:43:16] [INFO ] Computed 23 invariants in 3 ms
[2024-05-31 12:43:16] [INFO ] Implicit Places using invariants in 257 ms returned [52, 53]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 261 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 92/174 places, 130/270 transitions.
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 0 with 40 rules applied. Total rules applied 40 place count 72 transition count 110
Applied a total of 40 rules in 6 ms. Remains 72 /92 variables (removed 20) and now considering 110/130 (removed 20) transitions.
// Phase 1: matrix 110 rows 72 cols
[2024-05-31 12:43:16] [INFO ] Computed 21 invariants in 2 ms
[2024-05-31 12:43:16] [INFO ] Implicit Places using invariants in 118 ms returned []
[2024-05-31 12:43:16] [INFO ] Invariant cache hit.
[2024-05-31 12:43:16] [INFO ] Implicit Places using invariants and state equation in 202 ms returned []
Implicit Place search using SMT with State Equation took 324 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 72/174 places, 110/270 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 610 ms. Remains : 72/174 places, 110/270 transitions.
Discarding 20 transitions out of 110. Remains 90
Net is quasi-live, checking if it is reversible to establish liveness.
[2024-05-31 12:43:17] [INFO ] Flatten gal took : 23 ms
[2024-05-31 12:43:17] [INFO ] Flatten gal took : 18 ms
[2024-05-31 12:43:17] [INFO ] Time to serialize gal into /tmp/CTLFireability3958350900615777875.gal : 9 ms
[2024-05-31 12:43:17] [INFO ] Time to serialize properties into /tmp/CTLFireability1888389913597360814.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/CTLFireability3958350900615777875.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1888389913597360814.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,4.66797e+08,0.067903,4068,2,401,5,2898,6,0,401,1626,0


Converting to forward existential form...Done !
original formula: AG(EF(((((((((IdleTechs_0==1)&&(IdleTechs_1==1))&&((Clients_0==1)&&(Clients_1==1)))&&(((Clients_2==1)&&(Clients_3==1))&&((Clients_4==1)&&...1662
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((((((((IdleTechs_0==1)&&(IdleTechs_1==1))&&((Clients_0==1)&&(Clients_1==1)))&&((...1722
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.316233,8780,1,0,5,34850,14,0,1990,13081,5
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 8523 ms.

BK_STOP 1717159397489

--------------------
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-Z2T4N10"
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-Z2T4N10, 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-171701118700134"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-PT-Z2T4N10.tgz
mv UtilityControlRoom-PT-Z2T4N10 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 ;