fond
Model Checking Contest 2021
11th edition, Paris, France, June 23, 2021
Execution of r299-tall-162124164700107
Last Updated
Jun 28, 2021

About the Execution of ITS-Tools for GPUForwardProgress-PT-20b

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
588.207 19399.00 24446.00 286.70 T normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r299-tall-162124164700107.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2021-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is GPUForwardProgress-PT-20b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r299-tall-162124164700107
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 476K
-rw-r--r-- 1 mcc users 15K May 15 08:57 CTLCardinality.txt
-rw-r--r-- 1 mcc users 145K May 15 08:57 CTLCardinality.xml
-rw-r--r-- 1 mcc users 12K May 15 08:57 CTLFireability.txt
-rw-r--r-- 1 mcc users 110K May 15 08:57 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K May 12 07:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K May 12 07:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 12 07:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 12 07:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 12 08:13 NewModel
-rw-r--r-- 1 mcc users 2.9K May 11 18:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 16K May 11 18:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 11 15:40 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 13K May 11 15:40 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.3K May 12 04:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.4K May 12 04:40 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 12 08:13 equiv_col
-rw-r--r-- 1 mcc users 4 May 12 08:13 instance
-rw-r--r-- 1 mcc users 6 May 12 08:13 iscolored
-rw-r--r-- 1 mcc users 70K May 12 08:13 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 1621321127153

Running Version 0
[2021-05-18 06:58:49] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2021-05-18 06:58:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-18 06:58:49] [INFO ] Load time of PNML (sax parser for PT used): 53 ms
[2021-05-18 06:58:49] [INFO ] Transformed 416 places.
[2021-05-18 06:58:49] [INFO ] Transformed 437 transitions.
[2021-05-18 06:58:49] [INFO ] Found NUPN structural information;
[2021-05-18 06:58:49] [INFO ] Parsed PT model containing 416 places and 437 transitions in 97 ms.
Starting structural reductions, iteration 0 : 416/416 places, 437/437 transitions.
Graph (trivial) has 374 edges and 416 vertex of which 7 / 416 are part of one of the 1 SCC in 6 ms
Free SCC test removed 6 places
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Ensure Unique test removed 1 places
Drop transitions removed 234 transitions
Trivial Post-agglo rules discarded 234 transitions
Performed 234 trivial Post agglomeration. Transition count delta: 234
Iterating post reduction 0 with 235 rules applied. Total rules applied 236 place count 409 transition count 196
Reduce places removed 234 places and 0 transitions.
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 256 rules applied. Total rules applied 492 place count 175 transition count 174
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 493 place count 174 transition count 174
Performed 42 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 42 Pre rules applied. Total rules applied 493 place count 174 transition count 132
Deduced a syphon composed of 42 places in 1 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 3 with 84 rules applied. Total rules applied 577 place count 132 transition count 132
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 579 place count 130 transition count 130
Iterating global reduction 3 with 2 rules applied. Total rules applied 581 place count 130 transition count 130
Performed 63 Post agglomeration using F-continuation condition.Transition count delta: 63
Deduced a syphon composed of 63 places in 0 ms
Reduce places removed 63 places and 0 transitions.
Iterating global reduction 3 with 126 rules applied. Total rules applied 707 place count 67 transition count 67
Applied a total of 707 rules in 60 ms. Remains 67 /416 variables (removed 349) and now considering 67/437 (removed 370) transitions.
[2021-05-18 06:58:49] [INFO ] Flow matrix only has 48 transitions (discarded 19 similar events)
// Phase 1: matrix 48 rows 67 cols
[2021-05-18 06:58:49] [INFO ] Computed 21 place invariants in 7 ms
[2021-05-18 06:58:49] [INFO ] Implicit Places using invariants in 176 ms returned []
[2021-05-18 06:58:49] [INFO ] Flow matrix only has 48 transitions (discarded 19 similar events)
// Phase 1: matrix 48 rows 67 cols
[2021-05-18 06:58:49] [INFO ] Computed 21 place invariants in 3 ms
[2021-05-18 06:58:49] [INFO ] State equation strengthened by 42 read => feed constraints.
[2021-05-18 06:58:49] [INFO ] Implicit Places using invariants and state equation in 127 ms returned []
Implicit Place search using SMT with State Equation took 333 ms to find 0 implicit places.
[2021-05-18 06:58:49] [INFO ] Flow matrix only has 48 transitions (discarded 19 similar events)
// Phase 1: matrix 48 rows 67 cols
[2021-05-18 06:58:49] [INFO ] Computed 21 place invariants in 4 ms
[2021-05-18 06:58:49] [INFO ] Dead Transitions using invariants and state equation in 48 ms returned []
Finished structural reductions, in 1 iterations. Remains : 67/416 places, 67/437 transitions.
Discarding 23 transitions out of 67. Remains 44
[2021-05-18 06:58:49] [INFO ] Initial state test concluded for 1 properties.
Incomplete random walk after 10000 steps, including 610 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 43) seen :42
Incomplete Best-First random walk after 10000 steps, including 400 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2021-05-18 06:58:49] [INFO ] Flow matrix only has 48 transitions (discarded 19 similar events)
// Phase 1: matrix 48 rows 67 cols
[2021-05-18 06:58:49] [INFO ] Computed 21 place invariants in 2 ms
[2021-05-18 06:58:49] [INFO ] [Real]Absence check using 0 positive and 21 generalized place invariants in 4 ms returned sat
[2021-05-18 06:58:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 06:58:49] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2021-05-18 06:58:49] [INFO ] State equation strengthened by 42 read => feed constraints.
[2021-05-18 06:58:49] [INFO ] [Real]Added 42 Read/Feed constraints in 11 ms returned sat
[2021-05-18 06:58:49] [INFO ] Solution in real domain found non-integer solution.
[2021-05-18 06:58:49] [INFO ] [Nat]Absence check using 0 positive and 21 generalized place invariants in 3 ms returned sat
[2021-05-18 06:58:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-18 06:58:49] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2021-05-18 06:58:49] [INFO ] [Nat]Added 42 Read/Feed constraints in 3 ms returned sat
[2021-05-18 06:58:49] [INFO ] Computed and/alt/rep : 41/202/41 causal constraints (skipped 6 transitions) in 5 ms.
[2021-05-18 06:58:49] [INFO ] Added : 41 causal constraints over 9 iterations in 64 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 3 ms.
Incomplete Parikh walk after 8500 steps, including 493 resets, run finished after 74 ms. (steps per millisecond=114 ) properties (out of 1) seen :0 could not realise parikh vector
Support contains 22 out of 67 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 67/67 places, 67/67 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 67 transition count 66
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 3 place count 66 transition count 65
Drop transitions removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 1 with 20 rules applied. Total rules applied 23 place count 66 transition count 45
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 24 place count 65 transition count 44
Applied a total of 24 rules in 23 ms. Remains 65 /67 variables (removed 2) and now considering 44/67 (removed 23) transitions.
Finished structural reductions, in 1 iterations. Remains : 65/67 places, 44/67 transitions.
[2021-05-18 06:58:50] [INFO ] Flatten gal took : 28 ms
[2021-05-18 06:58:50] [INFO ] Flatten gal took : 9 ms
[2021-05-18 06:58:50] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17424886674202032884.gal : 6 ms
[2021-05-18 06:58:50] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14662442727264444823.prop : 0 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-reach-linux64, --gc-threshold, 2000000, --quiet, -i, /tmp/ReachabilityCardinality17424886674202032884.gal, -t, CGAL, -reachable-file, /tmp/ReachabilityCardinality14662442727264444823.prop, --nowitness, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp/ReachabilityCardinality17424886674202032884.gal -t CGAL -reachable-file /tmp/ReachabilityCardinality14662442727264444823.prop --nowitness --gen-order FOLLOW
Loading property file /tmp/ReachabilityCardinality14662442727264444823.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 44
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :44 after 177
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :177 after 912
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :912 after 5342
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :5342 after 12478
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :12478 after 279051
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :279051 after 1.88747e+06
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.88747e+06 after 5.93834e+06
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :5.93834e+06 after 1.75407e+07
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.75407e+07 after 5.27383e+07
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :5.27383e+07 after 1.55774e+08
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.55774e+08 after 4.66493e+08
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :4.66493e+08 after 1.39926e+09
Detected timeout of ITS tools.
[2021-05-18 06:59:05] [INFO ] Flatten gal took : 7 ms
[2021-05-18 06:59:05] [INFO ] Applying decomposition
[2021-05-18 06:59:05] [INFO ] Flatten gal took : 6 ms
Converted graph to binary with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/convert-linux64, -i, /tmp/graph16811781499623369587.txt, -o, /tmp/graph16811781499623369587.bin, -w, /tmp/graph16811781499623369587.weights], workingDir=null]
Built communities with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/louvain-linux64, /tmp/graph16811781499623369587.bin, -l, -1, -v, -w, /tmp/graph16811781499623369587.weights, -q, 0, -e, 0.001], workingDir=null]
[2021-05-18 06:59:05] [INFO ] Decomposing Gal with order
[2021-05-18 06:59:05] [INFO ] Rewriting arrays to variables to allow decomposition.
[2021-05-18 06:59:05] [INFO ] Removed a total of 77 redundant transitions.
[2021-05-18 06:59:05] [INFO ] Flatten gal took : 46 ms
[2021-05-18 06:59:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 6 labels/synchronizations in 4 ms.
[2021-05-18 06:59:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2264684215088557395.gal : 3 ms
[2021-05-18 06:59:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2928519263002094684.prop : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-reach-linux64, --gc-threshold, 2000000, --quiet, -i, /tmp/ReachabilityCardinality2264684215088557395.gal, -t, CGAL, -reachable-file, /tmp/ReachabilityCardinality2928519263002094684.prop, --nowitness], workingDir=/home/mcc/execution]

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp/ReachabilityCardinality2264684215088557395.gal -t CGAL -reachable-file /tmp/ReachabilityCardinality2928519263002094684.prop --nowitness
Loading property file /tmp/ReachabilityCardinality2928519263002094684.prop.
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\_mod\_flat,2.09165e+10,0.03063,4996,71,13,2856,83,144,3671,19,103,0
Total reachable state count : 20916512103

Verifying 1 reachability properties.
Reachability property qltransition_3 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\_3,1,0.03196,5260,23,4,2856,83,193,3671,21,103,39
Able to resolve query QuasiLiveness after proving 44 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING TOPOLOGICAL INITIAL_STATE USE_NUPN

BK_STOP 1621321146552

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ cut -d . -f 9
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202104292328.jar
+ VERSION=0
+ echo 'Running Version 0'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination QuasiLiveness -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m

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="GPUForwardProgress-PT-20b"
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 2-4028"
echo " Executing tool itstools"
echo " Input is GPUForwardProgress-PT-20b, 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 r299-tall-162124164700107"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-20b.tgz
mv GPUForwardProgress-PT-20b 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 ;