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.r115-tall-167814493500222.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 DES-PT-00b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r115-tall-167814493500222
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 516K
-rw-r--r-- 1 mcc users 5.8K Feb 26 15:42 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Feb 26 15:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Feb 26 15:42 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 26 15:42 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.2K Feb 25 15:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Feb 25 15:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Feb 25 15:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 15:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 15:43 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 120K Feb 26 15:43 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.8K Feb 26 15:43 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 91K Feb 26 15:43 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Feb 25 15:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Feb 25 15:50 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 66K Mar 5 18:22 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1678348622981

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=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DES-PT-00b
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202303021504
[2023-03-09 07:57:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2023-03-09 07:57:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 07:57:04] [INFO ] Load time of PNML (sax parser for PT used): 50 ms
[2023-03-09 07:57:04] [INFO ] Transformed 271 places.
[2023-03-09 07:57:04] [INFO ] Transformed 230 transitions.
[2023-03-09 07:57:04] [INFO ] Found NUPN structural information;
[2023-03-09 07:57:04] [INFO ] Parsed PT model containing 271 places and 230 transitions and 658 arcs in 116 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 271/271 places, 230/230 transitions.
Reduce places removed 2 places and 0 transitions.
Drop transitions removed 27 transitions
Trivial Post-agglo rules discarded 27 transitions
Performed 27 trivial Post agglomeration. Transition count delta: 27
Iterating post reduction 0 with 29 rules applied. Total rules applied 29 place count 269 transition count 203
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 1 with 27 rules applied. Total rules applied 56 place count 242 transition count 203
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 9 Pre rules applied. Total rules applied 56 place count 242 transition count 194
Deduced a syphon composed of 9 places in 2 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 74 place count 233 transition count 194
Performed 86 Post agglomeration using F-continuation condition.Transition count delta: 86
Deduced a syphon composed of 86 places in 1 ms
Reduce places removed 86 places and 0 transitions.
Iterating global reduction 2 with 172 rules applied. Total rules applied 246 place count 147 transition count 108
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -16
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 254 place count 143 transition count 124
Applied a total of 254 rules in 36 ms. Remains 143 /271 variables (removed 128) and now considering 124/230 (removed 106) transitions.
// Phase 1: matrix 124 rows 143 cols
[2023-03-09 07:57:04] [INFO ] Computed 57 place invariants in 20 ms
[2023-03-09 07:57:05] [INFO ] Implicit Places using invariants in 477 ms returned [30]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 508 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 142/271 places, 124/230 transitions.
Applied a total of 0 rules in 2 ms. Remains 142 /142 variables (removed 0) and now considering 124/124 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 546 ms. Remains : 142/271 places, 124/230 transitions.
Discarding 45 transitions out of 124. Remains 79
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 396 resets, run finished after 281 ms. (steps per millisecond=35 ) properties (out of 78) seen :77
Incomplete Best-First random walk after 10001 steps, including 62 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 124 rows 142 cols
[2023-03-09 07:57:05] [INFO ] Computed 56 place invariants in 4 ms
[2023-03-09 07:57:05] [INFO ] [Real]Absence check using 33 positive place invariants in 6 ms returned sat
[2023-03-09 07:57:05] [INFO ] [Real]Absence check using 33 positive and 23 generalized place invariants in 5 ms returned sat
[2023-03-09 07:57:05] [INFO ] After 141ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 07:57:05] [INFO ] Flatten gal took : 48 ms
[2023-03-09 07:57:05] [INFO ] Flatten gal took : 20 ms
[2023-03-09 07:57:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15225842447815730160.gal : 8 ms
[2023-03-09 07:57:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7398894672645377606.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/ReachabilityCardinality15225842447815730160.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7398894672645377606.prop' '--nowitness' '--gen-order' 'FOLLOW'

[2023-03-09 07:57:05] [INFO ] [Nat]Absence check using 33 positive place invariants in 6 ms returned sat
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
[2023-03-09 07:57:05] [INFO ] [Nat]Absence check using 33 positive and 23 generalized place invariants in 5 ms returned sat
Loading property file /tmp/ReachabilityCardinality7398894672645377606.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 38
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :38 after 170
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :170 after 1154
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1154 after 10517
[2023-03-09 07:57:05] [INFO ] After 48ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 07:57:05] [INFO ] State equation strengthened by 7 read => feed constraints.
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :10517 after 25805
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :25805 after 99650
[2023-03-09 07:57:05] [INFO ] After 9ms SMT Verify possible using 7 Read/Feed constraints in natural domain returned unsat :0 sat :1
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :99650 after 622407
[2023-03-09 07:57:05] [INFO ] After 33ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-09 07:57:05] [INFO ] After 190ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :622407 after 1.07998e+06
Parikh walk visited 0 properties in 49 ms.
Support contains 2 out of 142 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 142/142 places, 124/124 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 142 transition count 123
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 18 place count 125 transition count 86
Iterating global reduction 1 with 17 rules applied. Total rules applied 35 place count 125 transition count 86
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 45 place count 125 transition count 76
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 45 place count 125 transition count 73
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 51 place count 122 transition count 73
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 55 place count 118 transition count 69
Iterating global reduction 2 with 4 rules applied. Total rules applied 59 place count 118 transition count 69
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 63 place count 118 transition count 65
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1.07998e+06 after 1.29892e+07
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 67 place count 116 transition count 67
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 68 place count 116 transition count 66
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 69 place count 115 transition count 66
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 70 place count 114 transition count 65
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 71 place count 113 transition count 65
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 5 with 2 rules applied. Total rules applied 73 place count 112 transition count 64
Applied a total of 73 rules in 56 ms. Remains 112 /142 variables (removed 30) and now considering 64/124 (removed 60) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 112/142 places, 64/124 transitions.
Finished random walk after 4304 steps, including 316 resets, run visited all 1 properties in 10 ms. (steps per millisecond=430 )
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 79 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 1495 ms.
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.29892e+07 after 4.21478e+07
Reachability property qltransition_20 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 2049 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,1.33773e+11,0.945,31024,2,53497,17,116401,6,0,692,74086,0
Total reachable state count : 133773383900

Verifying 1 reachability properties.
Reachability property qltransition_20 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_20,20444,0.950587,31024,2,1055,17,116401,7,0,698,74086,0
ITS tools runner thread asked to quit. Dying gracefully.

BK_STOP 1678348627466

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -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 QuasiLiveness -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="DES-PT-00b"
export BK_EXAMINATION="QuasiLiveness"
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 DES-PT-00b, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r115-tall-167814493500222"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-00b.tgz
mv DES-PT-00b execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;