fond
Model Checking Contest 2021
11th edition, Paris, France, June 23, 2021
Execution of r075-tall-162039097200103
Last Updated
Jun 28, 2021

About the Execution of 2020-gold for DLCflexbar-PT-4b

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
1101.336 3600000.00 41345.00 92.10 FTFFFTTFTFTFFFFT 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.r075-tall-162039097200103.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 gold2020
Input is DLCflexbar-PT-4b, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r075-tall-162039097200103
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.5M
-rw-r--r-- 1 mcc users 14K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 123K May 5 16:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 86K 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 6.4K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Mar 28 15:57 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 28 15:57 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Mar 28 15:57 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Mar 28 15:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Mar 23 03:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 23 03:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 22 13:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 22 13:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 22 09:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 22 09:10 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 3 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 4.1M 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 DLCflexbar-PT-4b-ReachabilityCardinality-00
FORMULA_NAME DLCflexbar-PT-4b-ReachabilityCardinality-01
FORMULA_NAME DLCflexbar-PT-4b-ReachabilityCardinality-02
FORMULA_NAME DLCflexbar-PT-4b-ReachabilityCardinality-03
FORMULA_NAME DLCflexbar-PT-4b-ReachabilityCardinality-04
FORMULA_NAME DLCflexbar-PT-4b-ReachabilityCardinality-05
FORMULA_NAME DLCflexbar-PT-4b-ReachabilityCardinality-06
FORMULA_NAME DLCflexbar-PT-4b-ReachabilityCardinality-07
FORMULA_NAME DLCflexbar-PT-4b-ReachabilityCardinality-08
FORMULA_NAME DLCflexbar-PT-4b-ReachabilityCardinality-09
FORMULA_NAME DLCflexbar-PT-4b-ReachabilityCardinality-10
FORMULA_NAME DLCflexbar-PT-4b-ReachabilityCardinality-11
FORMULA_NAME DLCflexbar-PT-4b-ReachabilityCardinality-12
FORMULA_NAME DLCflexbar-PT-4b-ReachabilityCardinality-13
FORMULA_NAME DLCflexbar-PT-4b-ReachabilityCardinality-14
FORMULA_NAME DLCflexbar-PT-4b-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1620523984117

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-09 01:33:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2021-05-09 01:33:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-09 01:33:06] [INFO ] Load time of PNML (sax parser for PT used): 454 ms
[2021-05-09 01:33:06] [INFO ] Transformed 11440 places.
[2021-05-09 01:33:06] [INFO ] Transformed 17128 transitions.
[2021-05-09 01:33:06] [INFO ] Found NUPN structural information;
[2021-05-09 01:33:06] [INFO ] Parsed PT model containing 11440 places and 17128 transitions in 880 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 713 ms.
Working with output stream class java.io.PrintStream
FORMULA DLCflexbar-PT-4b-ReachabilityCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-4b-ReachabilityCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-4b-ReachabilityCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-4b-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-4b-ReachabilityCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-4b-ReachabilityCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 0 resets, run finished after 155 ms. (steps per millisecond=64 ) properties seen :[1, 1, 1, 0, 0, 0, 1, 1, 1, 1]
FORMULA DLCflexbar-PT-4b-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4b-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4b-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4b-ReachabilityCardinality-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4b-ReachabilityCardinality-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4b-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4b-ReachabilityCardinality-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 20 ms. (steps per millisecond=500 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 21 ms. (steps per millisecond=476 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 16 ms. (steps per millisecond=625 ) properties seen :[0, 0, 0]
// Phase 1: matrix 17128 rows 11440 cols
[2021-05-09 01:33:08] [INFO ] Computed 608 place invariants in 536 ms
[2021-05-09 01:33:13] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 01:33:13] [INFO ] [Real]Absence check using 608 positive place invariants in 3486 ms returned (error "Failed to check-sat")
[2021-05-09 01:33:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 01:33:13] [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 0
[2021-05-09 01:33:18] [INFO ] [Real]Absence check using 608 positive place invariants in 3632 ms returned (error "Solver has unexpectedly terminated")
[2021-05-09 01:33:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 01:33:18] [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
[2021-05-09 01:33:23] [INFO ] [Real]Absence check using 608 positive place invariants in 3644 ms returned (error "Solver has unexpectedly terminated")
[2021-05-09 01:33:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 01:33:23] [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 2
Support contains 9 out of 11440 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 11440/11440 places, 17128/17128 transitions.
Graph (trivial) has 10574 edges and 11440 vertex of which 1040 / 11440 are part of one of the 68 SCC in 49 ms
Free SCC test removed 972 places
Drop transitions removed 1096 transitions
Reduce isomorphic transitions removed 1096 transitions.
Performed 5198 Post agglomeration using F-continuation condition.Transition count delta: 5198
Iterating post reduction 0 with 6294 rules applied. Total rules applied 6295 place count 10468 transition count 10834
Reduce places removed 5198 places and 0 transitions.
Ensure Unique test removed 150 transitions
Reduce isomorphic transitions removed 150 transitions.
Performed 144 Post agglomeration using F-continuation condition.Transition count delta: 144
Iterating post reduction 1 with 5492 rules applied. Total rules applied 11787 place count 5270 transition count 10540
Reduce places removed 144 places and 0 transitions.
Ensure Unique test removed 44 transitions
Reduce isomorphic transitions removed 44 transitions.
Performed 44 Post agglomeration using F-continuation condition.Transition count delta: 44
Iterating post reduction 2 with 232 rules applied. Total rules applied 12019 place count 5126 transition count 10452
Reduce places removed 44 places and 0 transitions.
Iterating post reduction 3 with 44 rules applied. Total rules applied 12063 place count 5082 transition count 10452
Performed 44 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 44 Pre rules applied. Total rules applied 12063 place count 5082 transition count 10408
Deduced a syphon composed of 44 places in 157 ms
Reduce places removed 44 places and 0 transitions.
Iterating global reduction 4 with 88 rules applied. Total rules applied 12151 place count 5038 transition count 10408
Symmetric choice reduction at 4 with 1434 rule applications. Total rules 13585 place count 5038 transition count 10408
Deduced a syphon composed of 1434 places in 170 ms
Reduce places removed 1434 places and 1434 transitions.
Iterating global reduction 4 with 2868 rules applied. Total rules applied 16453 place count 3604 transition count 8974
Performed 614 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 614 Pre rules applied. Total rules applied 16453 place count 3604 transition count 8360
Deduced a syphon composed of 614 places in 238 ms
Reduce places removed 614 places and 0 transitions.
Iterating global reduction 4 with 1228 rules applied. Total rules applied 17681 place count 2990 transition count 8360
Symmetric choice reduction at 4 with 128 rule applications. Total rules 17809 place count 2990 transition count 8360
Deduced a syphon composed of 128 places in 125 ms
Reduce places removed 128 places and 2574 transitions.
Iterating global reduction 4 with 256 rules applied. Total rules applied 18065 place count 2862 transition count 5786
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 98 transitions.
Iterating post reduction 4 with 98 rules applied. Total rules applied 18163 place count 2862 transition count 5688
Performed 724 Post agglomeration using F-continuation condition with reduction of 6 identical transitions.
Deduced a syphon composed of 724 places in 1 ms
Reduce places removed 724 places and 0 transitions.
Iterating global reduction 5 with 1448 rules applied. Total rules applied 19611 place count 2138 transition count 4958
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 19617 place count 2138 transition count 4952
Renaming transitions due to excessive name length > 1024 char.
Performed 101 Post agglomeration using F-continuation condition with reduction of 198 identical transitions.
Deduced a syphon composed of 101 places in 1 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 6 with 202 rules applied. Total rules applied 19819 place count 2037 transition count 5556
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 19820 place count 2037 transition count 5555
Performed 35 Post agglomeration using F-continuation condition with reduction of 60 identical transitions.
Deduced a syphon composed of 35 places in 1 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 7 with 70 rules applied. Total rules applied 19890 place count 2002 transition count 5781
Drop transitions removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 7 with 10 rules applied. Total rules applied 19900 place count 2002 transition count 5771
Free-agglomeration rule applied 1253 times with reduction of 817 identical transitions.
Iterating global reduction 8 with 1253 rules applied. Total rules applied 21153 place count 2002 transition count 3701
Reduce places removed 1253 places and 0 transitions.
Drop transitions removed 1629 transitions
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 1634 transitions.
Discarding 481 places :
Also discarding 1079 output transitions
Drop transitions removed 1079 transitions
Graph (complete) has 2598 edges and 749 vertex of which 268 are kept as prefixes of interest. Removing 481 places using SCC suffix rule.9 ms
Iterating post reduction 8 with 2888 rules applied. Total rules applied 24041 place count 268 transition count 988
Drop transitions removed 289 transitions
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 301 transitions.
Iterating post reduction 9 with 301 rules applied. Total rules applied 24342 place count 268 transition count 687
Symmetric choice reduction at 10 with 4 rule applications. Total rules 24346 place count 268 transition count 687
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 24 transitions.
Iterating global reduction 10 with 8 rules applied. Total rules applied 24354 place count 264 transition count 663
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 10 with 24 rules applied. Total rules applied 24378 place count 264 transition count 639
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 11 with 8 rules applied. Total rules applied 24386 place count 264 transition count 1018
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 389 transitions
Reduce isomorphic transitions removed 389 transitions.
Iterating post reduction 11 with 397 rules applied. Total rules applied 24783 place count 256 transition count 629
Symmetric choice reduction at 12 with 1 rule applications. Total rules 24784 place count 256 transition count 629
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 2 rules applied. Total rules applied 24786 place count 255 transition count 628
Ensure Unique test removed 49 transitions
Reduce isomorphic transitions removed 49 transitions.
Iterating post reduction 12 with 49 rules applied. Total rules applied 24835 place count 255 transition count 579
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 13 with 2 rules applied. Total rules applied 24837 place count 254 transition count 578
Drop transitions removed 49 transitions
Reduce isomorphic transitions removed 49 transitions.
Iterating post reduction 13 with 49 rules applied. Total rules applied 24886 place count 254 transition count 529
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 14 with 1 rules applied. Total rules applied 24887 place count 254 transition count 529
Drop transitions removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 14 with 9 rules applied. Total rules applied 24896 place count 254 transition count 520
Symmetric choice reduction at 14 with 1 rule applications. Total rules 24897 place count 254 transition count 520
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 14 with 2 rules applied. Total rules applied 24899 place count 253 transition count 519
Applied a total of 24899 rules in 4377 ms. Remains 253 /11440 variables (removed 11187) and now considering 519/17128 (removed 16609) transitions.
Finished structural reductions, in 1 iterations. Remains : 253/11440 places, 519/17128 transitions.
Finished random walk after 93 steps, including 0 resets, run visited all 3 properties in 3 ms. (steps per millisecond=31 )
FORMULA DLCflexbar-PT-4b-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4b-ReachabilityCardinality-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4b-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_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="DLCflexbar-PT-4b"
export BK_EXAMINATION="ReachabilityCardinality"
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 DLCflexbar-PT-4b, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r075-tall-162039097200103"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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