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Model Checking Contest 2021
11th edition, Paris, France, June 23, 2021
Execution of r011-tall-162038006000144
Last Updated
Jun 28, 2021

About the Execution of 2020-gold for AirplaneLD-PT-0500

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
318.812 3600000.00 31286.00 259.90 TTFTTFFFTFFTTTTT 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.r011-tall-162038006000144.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)
..................
=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2020
Input is AirplaneLD-PT-0500, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r011-tall-162038006000144
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 23M
-rw-r--r-- 1 mcc users 2.9M May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 9.8M May 5 16:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 655K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 3.6M May 5 16:58 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 53K Mar 28 15:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 141K Mar 28 15:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 88K Mar 28 15:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 404K Mar 28 15:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 183K Mar 23 01:19 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 441K Mar 23 01:19 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 129K Mar 22 09:41 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 531K Mar 22 09:41 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 41K Mar 22 09:09 UpperBounds.txt
-rw-r--r-- 1 mcc users 72K Mar 22 09:09 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 5 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 3.9M May 5 16:51 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 AirplaneLD-PT-0500-ReachabilityFireability-00
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-01
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-02
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-03
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-04
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-05
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-06
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-07
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-08
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-09
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-10
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-11
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-12
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-13
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-14
FORMULA_NAME AirplaneLD-PT-0500-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1620427121284

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-07 22:38:43] [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, -timeout, 3600, -rebuildPNML]
[2021-05-07 22:38:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-07 22:38:43] [INFO ] Load time of PNML (sax parser for PT used): 263 ms
[2021-05-07 22:38:43] [INFO ] Transformed 3519 places.
[2021-05-07 22:38:43] [INFO ] Transformed 4008 transitions.
[2021-05-07 22:38:43] [INFO ] Found NUPN structural information;
[2021-05-07 22:38:43] [INFO ] Parsed PT model containing 3519 places and 4008 transitions in 329 ms.
Reduce places removed 1502 places and 0 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 137 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 1252 resets, run finished after 481 ms. (steps per millisecond=20 ) properties seen :[1, 1, 1, 0, 1, 0, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1]
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 594 ms. (steps per millisecond=16 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 347 ms. (steps per millisecond=28 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties seen :[0, 0, 1, 0, 0, 0, 0]
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties seen :[0, 0, 0, 0, 0, 1]
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
// Phase 1: matrix 4008 rows 2017 cols
[2021-05-07 22:38:45] [INFO ] Computed 3 place invariants in 405 ms
[2021-05-07 22:38:46] [INFO ] [Real]Absence check using 2 positive place invariants in 90 ms returned unsat
[2021-05-07 22:38:46] [INFO ] [Real]Absence check using 2 positive place invariants in 42 ms returned unsat
[2021-05-07 22:38:46] [INFO ] [Real]Absence check using 2 positive place invariants in 37 ms returned sat
[2021-05-07 22:38:46] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 27 ms returned sat
[2021-05-07 22:38:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-07 22:38:51] [INFO ] [Real]Absence check using state equation in 4630 ms returned (error "Solver has unexpectedly terminated")
[2021-05-07 22:38:51] [INFO ] [Real]Absence check using 2 positive place invariants in 33 ms returned sat
[2021-05-07 22:38:51] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 26 ms returned sat
[2021-05-07 22:38:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-07 22:38:56] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-07 22:38:56] [INFO ] [Real]Absence check using state equation in 4646 ms returned (error "Failed to check-sat")
[2021-05-07 22:38:56] [INFO ] [Real]Absence check using 2 positive place invariants in 35 ms returned sat
[2021-05-07 22:38:56] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 34 ms returned sat
[2021-05-07 22:38:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-07 22:39:01] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-07 22:39:01] [INFO ] [Real]Absence check using state equation in 4670 ms returned (error "Failed to check-sat")
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-05 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-03 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 15 out of 2017 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2017/2017 places, 4008/4008 transitions.
Discarding 5 places :
Also discarding 0 output transitions
Graph (complete) has 5273 edges and 2017 vertex of which 2012 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.31 ms
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 2012 transition count 4004
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 3 Pre rules applied. Total rules applied 5 place count 2012 transition count 4001
Deduced a syphon composed of 3 places in 3 ms
Ensure Unique test removed 2 places
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 1 with 8 rules applied. Total rules applied 13 place count 2007 transition count 4001
Symmetric choice reduction at 1 with 1986 rule applications. Total rules 1999 place count 2007 transition count 4001
Deduced a syphon composed of 1986 places in 1 ms
Reduce places removed 1986 places and 1986 transitions.
Iterating global reduction 1 with 3972 rules applied. Total rules applied 5971 place count 21 transition count 2015
Ensure Unique test removed 1986 transitions
Reduce isomorphic transitions removed 1986 transitions.
Iterating post reduction 1 with 1986 rules applied. Total rules applied 7957 place count 21 transition count 29
Applied a total of 7957 rules in 170 ms. Remains 21 /2017 variables (removed 1996) and now considering 29/4008 (removed 3979) transitions.
Finished structural reductions, in 1 iterations. Remains : 21/2017 places, 29/4008 transitions.
Incomplete random walk after 1000000 steps, including 150619 resets, run finished after 1380 ms. (steps per millisecond=724 ) properties seen :[0, 1, 1]
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 20085 resets, run finished after 465 ms. (steps per millisecond=2150 ) properties seen :[0]
// Phase 1: matrix 29 rows 21 cols
[2021-05-07 22:39:03] [INFO ] Computed 1 place invariants in 0 ms
[2021-05-07 22:39:03] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned unsat
FORMULA AirplaneLD-PT-0500-ReachabilityFireability-09 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
All properties solved without resorting to model-checking.

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

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="AirplaneLD-PT-0500"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="gold2020"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 gold2020"
echo " Input is AirplaneLD-PT-0500, 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 r011-tall-162038006000144"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-PT-0500.tgz
mv AirplaneLD-PT-0500 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 ;