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Model Checking Contest 2021
11th edition, Paris, France, June 23, 2021
Execution of r151-tall-162089151300216
Last Updated
Jun 28, 2021

About the Execution of 2020-gold for Parking-PT-416

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
243.052 3600000.00 18082.00 293.40 FTFTFTTFFTTTTFTT 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.r151-tall-162089151300216.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 Parking-PT-416, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r151-tall-162089151300216
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 492K
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 119K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 109K 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 6.5K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.1K Mar 28 16:24 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Mar 28 16:24 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.8K Mar 28 16:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 14K Mar 28 16:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Mar 27 06:37 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 27 06:37 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 25 07:58 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Mar 25 07:58 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 22 09:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 22 09:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 4 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 107K 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 Parking-PT-416-ReachabilityFireability-00
FORMULA_NAME Parking-PT-416-ReachabilityFireability-01
FORMULA_NAME Parking-PT-416-ReachabilityFireability-02
FORMULA_NAME Parking-PT-416-ReachabilityFireability-03
FORMULA_NAME Parking-PT-416-ReachabilityFireability-04
FORMULA_NAME Parking-PT-416-ReachabilityFireability-05
FORMULA_NAME Parking-PT-416-ReachabilityFireability-06
FORMULA_NAME Parking-PT-416-ReachabilityFireability-07
FORMULA_NAME Parking-PT-416-ReachabilityFireability-08
FORMULA_NAME Parking-PT-416-ReachabilityFireability-09
FORMULA_NAME Parking-PT-416-ReachabilityFireability-10
FORMULA_NAME Parking-PT-416-ReachabilityFireability-11
FORMULA_NAME Parking-PT-416-ReachabilityFireability-12
FORMULA_NAME Parking-PT-416-ReachabilityFireability-13
FORMULA_NAME Parking-PT-416-ReachabilityFireability-14
FORMULA_NAME Parking-PT-416-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1621008053921

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-14 16:00:56] [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]
[2021-05-14 16:00:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-14 16:00:56] [INFO ] Load time of PNML (sax parser for PT used): 71 ms
[2021-05-14 16:00:56] [INFO ] Transformed 305 places.
[2021-05-14 16:00:56] [INFO ] Transformed 433 transitions.
[2021-05-14 16:00:56] [INFO ] Found NUPN structural information;
[2021-05-14 16:00:56] [INFO ] Parsed PT model containing 305 places and 433 transitions in 112 ms.
Ensure Unique test removed 176 transitions
Reduce redundant transitions removed 176 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 20 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 127 resets, run finished after 101 ms. (steps per millisecond=99 ) properties seen :[1, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 0]
FORMULA Parking-PT-416-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-416-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-416-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-416-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-416-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-416-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-416-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-416-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 21 ms. (steps per millisecond=476 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 25 ms. (steps per millisecond=400 ) properties seen :[0, 1, 0, 0, 0, 0, 0, 0]
FORMULA Parking-PT-416-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 18 ms. (steps per millisecond=555 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 24 ms. (steps per millisecond=416 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 20 ms. (steps per millisecond=500 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 16 ms. (steps per millisecond=625 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 31 ms. (steps per millisecond=322 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 23 ms. (steps per millisecond=434 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 257 rows 305 cols
[2021-05-14 16:00:56] [INFO ] Computed 76 place invariants in 12 ms
[2021-05-14 16:00:56] [INFO ] [Real]Absence check using 72 positive place invariants in 31 ms returned unsat
[2021-05-14 16:00:56] [INFO ] [Real]Absence check using 72 positive place invariants in 27 ms returned sat
[2021-05-14 16:00:56] [INFO ] [Real]Absence check using 72 positive and 4 generalized place invariants in 2 ms returned sat
[2021-05-14 16:00:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-14 16:00:57] [INFO ] [Real]Absence check using state equation in 203 ms returned sat
[2021-05-14 16:00:57] [INFO ] State equation strengthened by 60 read => feed constraints.
[2021-05-14 16:00:57] [INFO ] [Real]Added 60 Read/Feed constraints in 7 ms returned sat
[2021-05-14 16:00:57] [INFO ] Computed and/alt/rep : 256/848/256 causal constraints in 17 ms.
[2021-05-14 16:00:57] [INFO ] Solution in real domain found non-integer solution.
[2021-05-14 16:00:57] [INFO ] [Nat]Absence check using 72 positive place invariants in 33 ms returned sat
[2021-05-14 16:00:57] [INFO ] [Nat]Absence check using 72 positive and 4 generalized place invariants in 3 ms returned sat
[2021-05-14 16:00:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-14 16:00:57] [INFO ] [Nat]Absence check using state equation in 212 ms returned sat
[2021-05-14 16:00:57] [INFO ] [Nat]Added 60 Read/Feed constraints in 8 ms returned sat
[2021-05-14 16:00:57] [INFO ] Computed and/alt/rep : 256/848/256 causal constraints in 19 ms.
[2021-05-14 16:00:58] [INFO ] Added : 248 causal constraints over 50 iterations in 987 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 17 ms.
[2021-05-14 16:00:58] [INFO ] [Real]Absence check using 72 positive place invariants in 41 ms returned sat
[2021-05-14 16:00:58] [INFO ] [Real]Absence check using 72 positive and 4 generalized place invariants in 3 ms returned unsat
[2021-05-14 16:00:58] [INFO ] [Real]Absence check using 72 positive place invariants in 15 ms returned unsat
[2021-05-14 16:00:58] [INFO ] [Real]Absence check using 72 positive place invariants in 29 ms returned sat
[2021-05-14 16:00:58] [INFO ] [Real]Absence check using 72 positive and 4 generalized place invariants in 2 ms returned sat
[2021-05-14 16:00:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-14 16:00:58] [INFO ] [Real]Absence check using state equation in 209 ms returned sat
[2021-05-14 16:00:59] [INFO ] [Real]Added 60 Read/Feed constraints in 13 ms returned sat
[2021-05-14 16:00:59] [INFO ] Computed and/alt/rep : 256/848/256 causal constraints in 18 ms.
[2021-05-14 16:00:59] [INFO ] Solution in real domain found non-integer solution.
[2021-05-14 16:00:59] [INFO ] [Nat]Absence check using 72 positive place invariants in 28 ms returned sat
[2021-05-14 16:00:59] [INFO ] [Nat]Absence check using 72 positive and 4 generalized place invariants in 3 ms returned sat
[2021-05-14 16:00:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-14 16:00:59] [INFO ] [Nat]Absence check using state equation in 206 ms returned sat
[2021-05-14 16:00:59] [INFO ] [Nat]Added 60 Read/Feed constraints in 8 ms returned sat
[2021-05-14 16:00:59] [INFO ] Deduced a trap composed of 36 places in 43 ms
[2021-05-14 16:00:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 66 ms
[2021-05-14 16:00:59] [INFO ] Computed and/alt/rep : 256/848/256 causal constraints in 18 ms.
[2021-05-14 16:01:00] [INFO ] Added : 247 causal constraints over 50 iterations in 850 ms. Result :sat
[2021-05-14 16:01:00] [INFO ] Deduced a trap composed of 36 places in 39 ms
[2021-05-14 16:01:00] [INFO ] Deduced a trap composed of 32 places in 24 ms
[2021-05-14 16:01:00] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 138 ms
Attempting to minimize the solution found.
Minimization took 12 ms.
[2021-05-14 16:01:00] [INFO ] [Real]Absence check using 72 positive place invariants in 26 ms returned unsat
[2021-05-14 16:01:00] [INFO ] [Real]Absence check using 72 positive place invariants in 27 ms returned sat
[2021-05-14 16:01:00] [INFO ] [Real]Absence check using 72 positive and 4 generalized place invariants in 1 ms returned sat
[2021-05-14 16:01:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-14 16:01:00] [INFO ] [Real]Absence check using state equation in 221 ms returned sat
[2021-05-14 16:01:00] [INFO ] [Real]Added 60 Read/Feed constraints in 7 ms returned sat
[2021-05-14 16:01:00] [INFO ] Computed and/alt/rep : 256/848/256 causal constraints in 17 ms.
[2021-05-14 16:01:00] [INFO ] Solution in real domain found non-integer solution.
[2021-05-14 16:01:01] [INFO ] [Nat]Absence check using 72 positive place invariants in 60 ms returned sat
[2021-05-14 16:01:01] [INFO ] [Nat]Absence check using 72 positive and 4 generalized place invariants in 3 ms returned sat
[2021-05-14 16:01:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-14 16:01:01] [INFO ] [Nat]Absence check using state equation in 226 ms returned sat
[2021-05-14 16:01:01] [INFO ] [Nat]Added 60 Read/Feed constraints in 9 ms returned sat
[2021-05-14 16:01:01] [INFO ] Computed and/alt/rep : 256/848/256 causal constraints in 17 ms.
[2021-05-14 16:01:02] [INFO ] Added : 231 causal constraints over 47 iterations in 874 ms. Result :sat
[2021-05-14 16:01:02] [INFO ] Deduced a trap composed of 36 places in 44 ms
[2021-05-14 16:01:02] [INFO ] Deduced a trap composed of 32 places in 24 ms
[2021-05-14 16:01:02] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 121 ms
Attempting to minimize the solution found.
Minimization took 8 ms.
FORMULA Parking-PT-416-ReachabilityFireability-12 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Parking-PT-416-ReachabilityFireability-08 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Parking-PT-416-ReachabilityFireability-07 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Parking-PT-416-ReachabilityFireability-02 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 27000 steps, including 338 resets, run finished after 169 ms. (steps per millisecond=159 ) properties seen :[0, 0, 0] could not realise parikh vector
Incomplete Parikh walk after 23800 steps, including 292 resets, run finished after 124 ms. (steps per millisecond=191 ) properties seen :[0, 0, 0] could not realise parikh vector
Incomplete Parikh walk after 27200 steps, including 327 resets, run finished after 139 ms. (steps per millisecond=195 ) properties seen :[0, 0, 0] could not realise parikh vector
Support contains 17 out of 305 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 305/305 places, 257/257 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 305 transition count 250
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 14 place count 298 transition count 250
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 7 Pre rules applied. Total rules applied 14 place count 298 transition count 243
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 28 place count 291 transition count 243
Symmetric choice reduction at 2 with 4 rule applications. Total rules 32 place count 291 transition count 243
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 40 place count 287 transition count 239
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 58 place count 278 transition count 230
Free-agglomeration rule applied 40 times.
Iterating global reduction 2 with 40 rules applied. Total rules applied 98 place count 278 transition count 190
Reduce places removed 40 places and 0 transitions.
Iterating post reduction 2 with 40 rules applied. Total rules applied 138 place count 238 transition count 190
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 139 place count 238 transition count 190
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 140 place count 238 transition count 189
Applied a total of 140 rules in 91 ms. Remains 238 /305 variables (removed 67) and now considering 189/257 (removed 68) transitions.
Finished structural reductions, in 1 iterations. Remains : 238/305 places, 189/257 transitions.
Finished random walk after 18629 steps, including 209 resets, run visited all 3 properties in 85 ms. (steps per millisecond=219 )
FORMULA Parking-PT-416-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-416-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-416-ReachabilityFireability-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="Parking-PT-416"
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 Parking-PT-416, 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 r151-tall-162089151300216"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Parking-PT-416.tgz
mv Parking-PT-416 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 ;