fond
Model Checking Contest 2020
10th edition, Paris, France, June 23, 2020
Execution of r174-csrt-158987853300527
Last Updated
Jun 28, 2020

About the Execution of ITS-LoLa for Parking-PT-208

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15743.320 3600000.00 13555.00 56.70 TTTTFFFTFTFTTFTT normal

Execution Chart

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

Trace from the execution

Formatting '/local/x2003239/mcc2020-input.r174-csrt-158987853300527.qcow2', fmt=qcow2 size=4294967296 backing_file=/local/x2003239/mcc2020-input.qcow2 encryption=off cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is Parking-PT-208, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r174-csrt-158987853300527
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 228K
-rw-r--r-- 1 mcc users 3.9K Apr 11 23:37 CTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 11 23:37 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 10 22:33 CTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 10 22:33 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.2K Apr 14 12:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 28 14:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Apr 14 12:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.0K Apr 10 07:40 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 15K Apr 10 07:40 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Apr 9 12:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 9 12:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 10 22:21 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 10 22:21 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 49K 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 Parking-PT-208-ReachabilityFireability-00
FORMULA_NAME Parking-PT-208-ReachabilityFireability-01
FORMULA_NAME Parking-PT-208-ReachabilityFireability-02
FORMULA_NAME Parking-PT-208-ReachabilityFireability-03
FORMULA_NAME Parking-PT-208-ReachabilityFireability-04
FORMULA_NAME Parking-PT-208-ReachabilityFireability-05
FORMULA_NAME Parking-PT-208-ReachabilityFireability-06
FORMULA_NAME Parking-PT-208-ReachabilityFireability-07
FORMULA_NAME Parking-PT-208-ReachabilityFireability-08
FORMULA_NAME Parking-PT-208-ReachabilityFireability-09
FORMULA_NAME Parking-PT-208-ReachabilityFireability-10
FORMULA_NAME Parking-PT-208-ReachabilityFireability-11
FORMULA_NAME Parking-PT-208-ReachabilityFireability-12
FORMULA_NAME Parking-PT-208-ReachabilityFireability-13
FORMULA_NAME Parking-PT-208-ReachabilityFireability-14
FORMULA_NAME Parking-PT-208-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591152319882

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 02:45:22] [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]
[2020-06-03 02:45:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 02:45:22] [INFO ] Load time of PNML (sax parser for PT used): 76 ms
[2020-06-03 02:45:22] [INFO ] Transformed 137 places.
[2020-06-03 02:45:22] [INFO ] Transformed 201 transitions.
[2020-06-03 02:45:22] [INFO ] Found NUPN structural information;
[2020-06-03 02:45:22] [INFO ] Parsed PT model containing 137 places and 201 transitions in 128 ms.
Ensure Unique test removed 84 transitions
Reduce redundant transitions removed 84 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 23 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 288 resets, run finished after 69 ms. (steps per millisecond=144 ) properties seen :[0, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1]
FORMULA Parking-PT-208-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 20 ms. (steps per millisecond=500 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 20 ms. (steps per millisecond=500 ) properties seen :[0, 1, 0, 0]
FORMULA Parking-PT-208-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10000 steps, including 25 resets, run finished after 29 ms. (steps per millisecond=344 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 14 ms. (steps per millisecond=714 ) properties seen :[0, 0, 0]
// Phase 1: matrix 117 rows 137 cols
[2020-06-03 02:45:22] [INFO ] Computed 34 place invariants in 8 ms
[2020-06-03 02:45:22] [INFO ] [Real]Absence check using 32 positive place invariants in 29 ms returned sat
[2020-06-03 02:45:22] [INFO ] [Real]Absence check using 32 positive and 2 generalized place invariants in 2 ms returned sat
[2020-06-03 02:45:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 02:45:22] [INFO ] [Real]Absence check using state equation in 124 ms returned sat
[2020-06-03 02:45:22] [INFO ] State equation strengthened by 26 read => feed constraints.
[2020-06-03 02:45:22] [INFO ] [Real]Added 26 Read/Feed constraints in 8 ms returned sat
[2020-06-03 02:45:22] [INFO ] Computed and/alt/rep : 116/396/116 causal constraints in 17 ms.
[2020-06-03 02:45:22] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 02:45:23] [INFO ] [Nat]Absence check using 32 positive place invariants in 160 ms returned sat
[2020-06-03 02:45:23] [INFO ] [Nat]Absence check using 32 positive and 2 generalized place invariants in 5 ms returned sat
[2020-06-03 02:45:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 02:45:23] [INFO ] [Nat]Absence check using state equation in 148 ms returned sat
[2020-06-03 02:45:23] [INFO ] [Nat]Added 26 Read/Feed constraints in 11 ms returned sat
[2020-06-03 02:45:23] [INFO ] Deduced a trap composed of 28 places in 91 ms
[2020-06-03 02:45:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 138 ms
[2020-06-03 02:45:23] [INFO ] Computed and/alt/rep : 116/396/116 causal constraints in 21 ms.
[2020-06-03 02:45:23] [INFO ] Added : 102 causal constraints over 21 iterations in 475 ms. Result :sat
[2020-06-03 02:45:23] [INFO ] Deduced a trap composed of 28 places in 59 ms
[2020-06-03 02:45:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 79 ms
Attempting to minimize the solution found.
Minimization took 15 ms.
[2020-06-03 02:45:24] [INFO ] [Real]Absence check using 32 positive place invariants in 28 ms returned sat
[2020-06-03 02:45:24] [INFO ] [Real]Absence check using 32 positive and 2 generalized place invariants in 9 ms returned unsat
[2020-06-03 02:45:24] [INFO ] [Real]Absence check using 32 positive place invariants in 17 ms returned unsat
FORMULA Parking-PT-208-ReachabilityFireability-13 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Parking-PT-208-ReachabilityFireability-09 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 12400 steps, including 346 resets, run finished after 73 ms. (steps per millisecond=169 ) properties seen :[0] could not realise parikh vector
Support contains 4 out of 137 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 137/137 places, 117/117 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 137 transition count 115
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 135 transition count 115
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 4 place count 135 transition count 113
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 8 place count 133 transition count 113
Symmetric choice reduction at 2 with 2 rule applications. Total rules 10 place count 133 transition count 113
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 14 place count 131 transition count 111
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 24 place count 126 transition count 106
Free-agglomeration rule applied 20 times.
Iterating global reduction 2 with 20 rules applied. Total rules applied 44 place count 126 transition count 86
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 2 with 20 rules applied. Total rules applied 64 place count 106 transition count 86
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 65 place count 106 transition count 85
Applied a total of 65 rules in 111 ms. Remains 106 /137 variables (removed 31) and now considering 85/117 (removed 32) transitions.
Finished structural reductions, in 1 iterations. Remains : 106/137 places, 85/117 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 1302 ms. (steps per millisecond=768 ) properties seen :[0]
Finished Best-First random walk after 331 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=331 )
FORMULA Parking-PT-208-ReachabilityFireability-00 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="Parking-PT-208"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itslola"
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 itslola"
echo " Input is Parking-PT-208, 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 r174-csrt-158987853300527"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Parking-PT-208.tgz
mv Parking-PT-208 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 ;