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Model Checking Contest 2021
11th edition, Paris, France, June 23, 2021
Execution of r094-tall-162048902600316
Last Updated
Jun 28, 2021

About the Execution of 2020-gold for Echo-PT-d02r19

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
879.443 3600000.00 57428.00 301.90 TTTTFTTFFTFTTTFF 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.r094-tall-162048902600316.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 Echo-PT-d02r19, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r094-tall-162048902600316
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.9M
-rw-r--r-- 1 mcc users 11K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 93K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 91K May 10 09:43 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.9K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.1K Mar 28 16:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 20K Mar 28 16:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Mar 28 16:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 28 16:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 2.8K Mar 23 10:41 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 12K Mar 23 10:41 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 22 18:43 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Mar 22 18:43 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 22 09:11 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 22 09:11 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 7 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 1.5M 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 Echo-PT-d02r19-ReachabilityFireability-00
FORMULA_NAME Echo-PT-d02r19-ReachabilityFireability-01
FORMULA_NAME Echo-PT-d02r19-ReachabilityFireability-02
FORMULA_NAME Echo-PT-d02r19-ReachabilityFireability-03
FORMULA_NAME Echo-PT-d02r19-ReachabilityFireability-04
FORMULA_NAME Echo-PT-d02r19-ReachabilityFireability-05
FORMULA_NAME Echo-PT-d02r19-ReachabilityFireability-06
FORMULA_NAME Echo-PT-d02r19-ReachabilityFireability-07
FORMULA_NAME Echo-PT-d02r19-ReachabilityFireability-08
FORMULA_NAME Echo-PT-d02r19-ReachabilityFireability-09
FORMULA_NAME Echo-PT-d02r19-ReachabilityFireability-10
FORMULA_NAME Echo-PT-d02r19-ReachabilityFireability-11
FORMULA_NAME Echo-PT-d02r19-ReachabilityFireability-12
FORMULA_NAME Echo-PT-d02r19-ReachabilityFireability-13
FORMULA_NAME Echo-PT-d02r19-ReachabilityFireability-14
FORMULA_NAME Echo-PT-d02r19-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1620771497099

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-11 22:18:18] [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]
[2021-05-11 22:18:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-11 22:18:19] [INFO ] Load time of PNML (sax parser for PT used): 217 ms
[2021-05-11 22:18:19] [INFO ] Transformed 3455 places.
[2021-05-11 22:18:19] [INFO ] Transformed 2730 transitions.
[2021-05-11 22:18:19] [INFO ] Found NUPN structural information;
[2021-05-11 22:18:19] [INFO ] Parsed PT model containing 3455 places and 2730 transitions in 281 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 61 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 13 resets, run finished after 360 ms. (steps per millisecond=27 ) properties seen :[1, 1, 1, 0, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 0]
FORMULA Echo-PT-d02r19-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d02r19-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d02r19-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d02r19-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d02r19-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d02r19-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d02r19-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d02r19-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d02r19-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d02r19-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d02r19-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 136 ms. (steps per millisecond=73 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 138 ms. (steps per millisecond=72 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 168 ms. (steps per millisecond=59 ) properties seen :[0, 0, 1, 0, 0]
FORMULA Echo-PT-d02r19-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 142 ms. (steps per millisecond=70 ) properties seen :[0, 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, 0]
// Phase 1: matrix 2730 rows 3455 cols
[2021-05-11 22:18:20] [INFO ] Computed 1729 place invariants in 430 ms
[2021-05-11 22:18:21] [INFO ] [Real]Absence check using 233 positive place invariants in 382 ms returned sat
[2021-05-11 22:18:25] [INFO ] [Real]Absence check using 233 positive and 1496 generalized place invariants in 4021 ms returned sat
[2021-05-11 22:18:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-11 22:18:25] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (>= t556 0)") while checking expression at index 0
[2021-05-11 22:18:26] [INFO ] [Real]Absence check using 233 positive place invariants in 374 ms returned sat
[2021-05-11 22:18:30] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-11 22:18:30] [INFO ] [Real]Absence check using 233 positive and 1496 generalized place invariants in 4092 ms returned (error "Failed to check-sat")
[2021-05-11 22:18:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-11 22:18:30] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 1
[2021-05-11 22:18:31] [INFO ] [Real]Absence check using 233 positive place invariants in 370 ms returned sat
[2021-05-11 22:18:35] [INFO ] [Real]Absence check using 233 positive and 1496 generalized place invariants in 4052 ms returned sat
[2021-05-11 22:18:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-11 22:18:35] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 2
[2021-05-11 22:18:36] [INFO ] [Real]Absence check using 233 positive place invariants in 364 ms returned sat
[2021-05-11 22:18:40] [INFO ] [Real]Absence check using 233 positive and 1496 generalized place invariants in 4074 ms returned sat
[2021-05-11 22:18:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-11 22:18:40] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 3
Support contains 66 out of 3455 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 3455/3455 places, 2730/2730 transitions.
Discarding 370 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Graph (complete) has 12066 edges and 3455 vertex of which 3085 are kept as prefixes of interest. Removing 370 places using SCC suffix rule.27 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 3085 transition count 2725
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 3084 transition count 2724
Applied a total of 6 rules in 559 ms. Remains 3084 /3455 variables (removed 371) and now considering 2724/2730 (removed 6) transitions.
Finished structural reductions, in 1 iterations. Remains : 3084/3455 places, 2724/2730 transitions.
Incomplete random walk after 1000000 steps, including 1393 resets, run finished after 22658 ms. (steps per millisecond=44 ) properties seen :[0, 1, 1, 1]
FORMULA Echo-PT-d02r19-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d02r19-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d02r19-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Finished Best-First random walk after 35237 steps, including 0 resets, run visited all 1 properties in 486 ms. (steps per millisecond=72 )
FORMULA Echo-PT-d02r19-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
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="Echo-PT-d02r19"
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 Echo-PT-d02r19, 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 r094-tall-162048902600316"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Echo-PT-d02r19.tgz
mv Echo-PT-d02r19 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 ;