Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r499-tall-167912722300239.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is SwimmingPool-PT-08, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r499-tall-167912722300239
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 480K
-rw-r--r-- 1 mcc users 7.2K Feb 26 03:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Feb 26 03:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Feb 26 03:43 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Feb 26 03:43 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 17:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 17:18 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 17:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 17:18 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Feb 26 03:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 161K Feb 26 03:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Feb 26 03:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K Feb 26 03:44 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 17:18 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 17:18 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 3.9K Mar 5 18:23 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 1679502263764

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=SwimmingPool-PT-08
Not applying reductions.
Model is PT
Liveness PT
Running Version 202303021504
[2023-03-22 16:24:25] [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]
[2023-03-22 16:24:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 16:24:25] [INFO ] Load time of PNML (sax parser for PT used): 21 ms
[2023-03-22 16:24:25] [INFO ] Transformed 9 places.
[2023-03-22 16:24:25] [INFO ] Transformed 7 transitions.
[2023-03-22 16:24:25] [INFO ] Parsed PT model containing 9 places and 7 transitions and 20 arcs in 261 ms.
Built sparse matrix representations for Structural reductions in 5 ms.24778KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 9/9 places, 7/7 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
Applied a total of 0 rules in 10 ms. Remains 9 /9 variables (removed 0) and now considering 7/7 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 10 ms. Remains : 9/9 places, 7/7 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 9/9 places, 7/7 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
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 7/7 (removed 0) transitions.
// Phase 1: matrix 7 rows 9 cols
[2023-03-22 16:24:25] [INFO ] Computed 3 place invariants in 4 ms
[2023-03-22 16:24:25] [INFO ] Implicit Places using invariants in 120 ms returned []
[2023-03-22 16:24:25] [INFO ] Invariant cache hit.
[2023-03-22 16:24:26] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 179 ms to find 0 implicit places.
[2023-03-22 16:24:26] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-22 16:24:26] [INFO ] Invariant cache hit.
[2023-03-22 16:24:26] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 215 ms. Remains : 9/9 places, 7/7 transitions.
Random walk for 1250013 steps, including 0 resets, run took 236 ms (no deadlock found). (steps per millisecond=5296 )
Random directed walk for 1250062 steps, including 0 resets, run took 178 ms (no deadlock found). (steps per millisecond=7022 )
[2023-03-22 16:24:26] [INFO ] Invariant cache hit.
[2023-03-22 16:24:26] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned unsat
Starting structural reductions in LIVENESS mode, iteration 0 : 9/9 places, 7/7 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 9 transition count 5
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 7 transition count 5
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 4 place count 7 transition count 4
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 6 transition count 4
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 8 place count 5 transition count 3
Applied a total of 8 rules in 2 ms. Remains 5 /9 variables (removed 4) and now considering 3/7 (removed 4) transitions.
// Phase 1: matrix 3 rows 5 cols
[2023-03-22 16:24:26] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-22 16:24:26] [INFO ] Implicit Places using invariants in 36 ms returned []
[2023-03-22 16:24:26] [INFO ] Invariant cache hit.
[2023-03-22 16:24:26] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
[2023-03-22 16:24:26] [INFO ] Invariant cache hit.
[2023-03-22 16:24:26] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 5/9 places, 3/7 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 91 ms. Remains : 5/9 places, 3/7 transitions.
Initial state reduction rules removed 1 formulas.
Finished random walk after 82 steps, including 0 resets, run visited all 2 properties in 6 ms. (steps per millisecond=13 )
[2023-03-22 16:24:26] [INFO ] Flatten gal took : 14 ms
[2023-03-22 16:24:26] [INFO ] Flatten gal took : 1 ms
[2023-03-22 16:24:26] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17170464098570019410.gal : 181 ms
[2023-03-22 16:24:26] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9371790818846568668.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17170464098570019410.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9371790818846568668.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner failed with exception null
java.lang.InterruptedException
at java.base/java.lang.Object.wait(Native Method)
at java.base/java.lang.Thread.join(Thread.java:1304)
at java.base/java.lang.Thread.join(Thread.java:1372)
at fr.lip6.move.gal.application.runner.AbstractRunner.join(AbstractRunner.java:27)
at fr.lip6.move.gal.application.runner.its.ITSRunner.join(ITSRunner.java:177)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:675)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:63)
at java.base/java.lang.Thread.run(Thread.java:833)

Able to resolve query QuasiLiveness after proving 3 properties.
Starting structural reductions in LIVENESS mode, iteration 0 : 9/9 places, 7/7 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 9 transition count 5
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 7 transition count 5
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 4 place count 7 transition count 4
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 6 transition count 4
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 8 place count 5 transition count 3
Applied a total of 8 rules in 2 ms. Remains 5 /9 variables (removed 4) and now considering 3/7 (removed 4) transitions.
[2023-03-22 16:24:26] [INFO ] Invariant cache hit.
its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality9371790818846568668.prop.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,9,0.012335,3300,2,22,6,89,6,0,26,53,0
Total reachable state count : 9

[2023-03-22 16:24:26] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-22 16:24:26] [INFO ] Invariant cache hit.
[2023-03-22 16:24:26] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2023-03-22 16:24:26] [INFO ] Invariant cache hit.
[2023-03-22 16:24:27] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 5/9 places, 3/7 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 77 ms. Remains : 5/9 places, 3/7 transitions.
[2023-03-22 16:24:27] [INFO ] Flatten gal took : 2 ms
[2023-03-22 16:24:27] [INFO ] Flatten gal took : 2 ms
[2023-03-22 16:24:27] [INFO ] Time to serialize gal into /tmp/CTLFireability10913813336887807438.gal : 1 ms
[2023-03-22 16:24:27] [INFO ] Time to serialize properties into /tmp/CTLFireability4324996745378810729.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability10913813336887807438.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4324996745378810729.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 3 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,8981,1.56877,33268,2,9306,5,73328,6,0,26,72162,0


Converting to forward existential form...Done !
original formula: AG(EF(((WaitBag>=1)&&(Bags>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((WaitBag>=1)&&(Bags>=1)))))] = FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,1.68533,33268,1,0,6,73328,14,0,663,72162,5
Formula is TRUE !

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

original formula: AG(EF(((Out>=1)&&(Cabins>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((Out>=1)&&(Cabins>=1)))))] = FALSE
(forward)formula 1,1,1.69203,33268,1,0,7,73328,15,0,664,72162,8
Formula is TRUE !

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

original formula: AG(EF(((InBath>=1)&&(Cabins>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((InBath>=1)&&(Cabins>=1)))))] = FALSE
(forward)formula 2,1,1.72991,33268,1,0,8,73328,16,0,665,72162,11
Formula is TRUE !

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

Able to resolve query Liveness after proving 3 properties.
FORMULA Liveness TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Total runtime 3288 ms.

BK_STOP 1679502270070

--------------------
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_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /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="SwimmingPool-PT-08"
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 2-5348"
echo " Executing tool itstools"
echo " Input is SwimmingPool-PT-08, 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 r499-tall-167912722300239"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SwimmingPool-PT-08.tgz
mv SwimmingPool-PT-08 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 ;