fond
Model Checking Contest 2020
10th edition, Paris, France, June 23, 2020
Execution of r051-ebro-158902546100375
Last Updated
Jun 28, 2020

About the Execution of ITS-Tools for DLCflexbar-PT-4a

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15739.380 26911.00 45332.00 137.70 TFFTTTTTFTFFFTTT normal

Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2020-input.r051-ebro-158902546100375.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2020-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
...........................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is DLCflexbar-PT-4a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r051-ebro-158902546100375
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.9M
-rw-r--r-- 1 mcc users 3.1K Mar 30 03:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 30 03:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 28 18:09 CTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 28 18:09 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Apr 8 14:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Apr 8 14:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 27 10:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K Mar 27 10:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 26 09:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 13K Mar 26 09:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 28 14:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 28 14:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 1.7M Mar 24 05:37 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-00
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-01
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-02
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-03
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-04
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-05
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-06
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-07
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-08
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-09
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-10
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-11
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-12
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-13
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-14
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1589571428969

[2020-05-15 19:37:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -greatspnpath, /home/mcc/BenchKit//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2020-05-15 19:37:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-05-15 19:37:13] [INFO ] Load time of PNML (sax parser for PT used): 552 ms
[2020-05-15 19:37:13] [INFO ] Transformed 927 places.
[2020-05-15 19:37:13] [INFO ] Transformed 6615 transitions.
[2020-05-15 19:37:13] [INFO ] Found NUPN structural information;
[2020-05-15 19:37:13] [INFO ] Parsed PT model containing 927 places and 6615 transitions in 697 ms.
Ensure Unique test removed 752 transitions
Reduce redundant transitions removed 752 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 89 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 377 ms. (steps per millisecond=26 ) properties seen :[1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0]
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 161 ms. (steps per millisecond=62 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 177 ms. (steps per millisecond=56 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 141 ms. (steps per millisecond=70 ) properties seen :[0, 0, 0]
[2020-05-15 19:37:14] [INFO ] Flow matrix only has 538 transitions (discarded 5325 similar events)
// Phase 1: matrix 538 rows 927 cols
[2020-05-15 19:37:14] [INFO ] Computed 608 place invariants in 36 ms
[2020-05-15 19:37:15] [INFO ] [Real]Absence check using 608 positive place invariants in 161 ms returned unsat
[2020-05-15 19:37:16] [INFO ] [Real]Absence check using 608 positive place invariants in 833 ms returned sat
[2020-05-15 19:37:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-15 19:37:19] [INFO ] [Real]Absence check using state equation in 3410 ms returned sat
[2020-05-15 19:37:19] [INFO ] State equation strengthened by 131 read => feed constraints.
[2020-05-15 19:37:20] [INFO ] [Real]Added 131 Read/Feed constraints in 100 ms returned sat
[2020-05-15 19:37:20] [INFO ] Solution in real domain found non-integer solution.
[2020-05-15 19:37:21] [INFO ] [Nat]Absence check using 608 positive place invariants in 634 ms returned sat
[2020-05-15 19:37:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-05-15 19:37:24] [INFO ] [Nat]Absence check using state equation in 3147 ms returned sat
[2020-05-15 19:37:24] [INFO ] [Nat]Added 131 Read/Feed constraints in 79 ms returned sat
[2020-05-15 19:37:24] [INFO ] Computed and/alt/rep : 5862/21472/537 causal constraints in 393 ms.
[2020-05-15 19:37:25] [INFO ] Added : 10 causal constraints over 2 iterations in 721 ms. Result :(error "Solver has unexpectedly terminated")
[2020-05-15 19:37:26] [INFO ] [Real]Absence check using 608 positive place invariants in 634 ms returned sat
[2020-05-15 19:37:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-15 19:37:29] [INFO ] [Real]Absence check using state equation in 3611 ms returned sat
[2020-05-15 19:37:29] [INFO ] [Real]Added 131 Read/Feed constraints in 140 ms returned sat
[2020-05-15 19:37:29] [INFO ] Solution in real domain found non-integer solution.
[2020-05-15 19:37:30] [INFO ] [Nat]Absence check using 608 positive place invariants in 583 ms returned sat
[2020-05-15 19:37:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-05-15 19:37:34] [INFO ] [Nat]Absence check using state equation in 3731 ms returned sat
[2020-05-15 19:37:34] [INFO ] [Nat]Added 131 Read/Feed constraints in 88 ms returned sat
[2020-05-15 19:37:35] [INFO ] Computed and/alt/rep : 5862/21472/537 causal constraints in 350 ms.
[2020-05-15 19:37:35] [INFO ] Added : 0 causal constraints over 0 iterations in 353 ms. Result :(error "Failed to check-sat")
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-01 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 14 out of 927 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 927/927 places, 5863/5863 transitions.
Graph (trivial) has 464 edges and 927 vertex of which 100 / 927 are part of one of the 46 SCC in 26 ms
Free SCC test removed 54 places
Discarding 432 places :
Also discarding 1999 output transitions
Drop transitions removed 1999 transitions
Graph (complete) has 3136 edges and 873 vertex of which 441 are kept as prefixes of interest. Removing 432 places using SCC suffix rule.66 ms
Drop transitions removed 2597 transitions
Reduce isomorphic transitions removed 2597 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Iterating post reduction 0 with 2603 rules applied. Total rules applied 2605 place count 441 transition count 1261
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 2612 place count 435 transition count 1260
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2612 place count 435 transition count 1259
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 2614 place count 434 transition count 1259
Symmetric choice reduction at 2 with 14 rule applications. Total rules 2628 place count 434 transition count 1259
Deduced a syphon composed of 14 places in 2 ms
Reduce places removed 14 places and 14 transitions.
Iterating global reduction 2 with 28 rules applied. Total rules applied 2656 place count 420 transition count 1245
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 2 with 56 rules applied. Total rules applied 2712 place count 420 transition count 1189
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 3 with 16 rules applied. Total rules applied 2728 place count 412 transition count 1181
Drop transitions removed 404 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 410 transitions.
Discarding 93 places :
Also discarding 0 output transitions
Graph (complete) has 979 edges and 412 vertex of which 319 are kept as prefixes of interest. Removing 93 places using SCC suffix rule.3 ms
Iterating post reduction 3 with 411 rules applied. Total rules applied 3139 place count 319 transition count 771
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 4 with 2 rules applied. Total rules applied 3141 place count 318 transition count 770
Free-agglomeration rule applied 5 times with reduction of 49 identical transitions.
Iterating global reduction 4 with 5 rules applied. Total rules applied 3146 place count 318 transition count 716
Reduce places removed 5 places and 0 transitions.
Drop transitions removed 98 transitions
Reduce isomorphic transitions removed 98 transitions.
Iterating post reduction 4 with 103 rules applied. Total rules applied 3249 place count 313 transition count 618
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 5 with 2 rules applied. Total rules applied 3251 place count 313 transition count 618
Drop transitions removed 203 transitions
Redundant transition composition rules discarded 203 transitions
Iterating global reduction 5 with 203 rules applied. Total rules applied 3454 place count 313 transition count 415
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 3456 place count 311 transition count 415
Symmetric choice reduction at 6 with 1 rule applications. Total rules 3457 place count 311 transition count 415
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 3459 place count 310 transition count 414
Drop transitions removed 98 transitions
Redundant transition composition rules discarded 98 transitions
Iterating global reduction 6 with 98 rules applied. Total rules applied 3557 place count 310 transition count 316
Reduce places removed 46 places and 0 transitions.
Iterating post reduction 6 with 46 rules applied. Total rules applied 3603 place count 264 transition count 316
Applied a total of 3603 rules in 507 ms. Remains 264 /927 variables (removed 663) and now considering 316/5863 (removed 5547) transitions.
Finished structural reductions, in 1 iterations. Remains : 264/927 places, 316/5863 transitions.
Finished random walk after 61 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=30 )
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
All properties solved without resorting to model-checking.

BK_STOP 1589571455880

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

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ /home/mcc/BenchKit//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination ReachabilityFireability -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6

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="DLCflexbar-PT-4a"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# 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 DLCflexbar-PT-4a, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r051-ebro-158902546100375"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCflexbar-PT-4a.tgz
mv DLCflexbar-PT-4a execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;