fond
Model Checking Contest 2020
10th edition, Paris, France, June 23, 2020
Execution of r166-smll-158987787800518
Last Updated
Jun 28, 2020

About the Execution of ITS-LoLa for AutoFlight-PT-96a

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15740.660 3600000.00 91800.00 393.60 FFFFTTFFFFTFFTFF normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2020-input.r166-smll-158987787800518.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2020-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 itslola
Input is AutoFlight-PT-96a, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r166-smll-158987787800518
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 804K
-rw-r--r-- 1 mcc users 3.4K Mar 26 00:13 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K Mar 26 00:13 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 25 19:23 CTLFireability.txt
-rw-r--r-- 1 mcc users 15K Mar 25 19:23 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.2K Apr 8 14:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Apr 8 14:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 25 15:42 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K Mar 25 15:42 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 25 11:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K Mar 25 11:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 25 17:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 25 17:54 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 629K 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 AutoFlight-PT-96a-ReachabilityCardinality-00
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-01
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-02
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-03
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-04
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-05
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-06
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-07
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-08
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-09
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-10
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-11
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-12
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-13
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-14
FORMULA_NAME AutoFlight-PT-96a-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1591541175360

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-07 14:46:17] [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]
[2020-06-07 14:46:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-07 14:46:18] [INFO ] Load time of PNML (sax parser for PT used): 311 ms
[2020-06-07 14:46:18] [INFO ] Transformed 2251 places.
[2020-06-07 14:46:18] [INFO ] Transformed 2225 transitions.
[2020-06-07 14:46:18] [INFO ] Found NUPN structural information;
[2020-06-07 14:46:18] [INFO ] Parsed PT model containing 2251 places and 2225 transitions in 391 ms.
Ensure Unique test removed 384 transitions
Reduce redundant transitions removed 384 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 86 ms.
Working with output stream class java.io.PrintStream
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 37 resets, run finished after 366 ms. (steps per millisecond=27 ) properties seen :[1, 0, 0, 0, 0, 0, 1, 1, 0, 1]
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 133 ms. (steps per millisecond=75 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 132 ms. (steps per millisecond=75 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 172 ms. (steps per millisecond=58 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 212 ms. (steps per millisecond=47 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 165 ms. (steps per millisecond=60 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 118 ms. (steps per millisecond=84 ) properties seen :[0, 0, 0, 0, 0, 0]
// Phase 1: matrix 1841 rows 2251 cols
[2020-06-07 14:46:19] [INFO ] Computed 514 place invariants in 148 ms
[2020-06-07 14:46:21] [INFO ] [Real]Absence check using 513 positive place invariants in 849 ms returned sat
[2020-06-07 14:46:21] [INFO ] [Real]Absence check using 513 positive and 1 generalized place invariants in 8 ms returned sat
[2020-06-07 14:46:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-07 14:46:24] [INFO ] [Real]Absence check using state equation in 3261 ms returned (error "Solver has unexpectedly terminated")
[2020-06-07 14:46:26] [INFO ] [Real]Absence check using 513 positive place invariants in 928 ms returned sat
[2020-06-07 14:46:26] [INFO ] [Real]Absence check using 513 positive and 1 generalized place invariants in 8 ms returned sat
[2020-06-07 14:46:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-07 14:46:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-07 14:46:29] [INFO ] [Real]Absence check using state equation in 3490 ms returned (error "Failed to check-sat")
[2020-06-07 14:46:31] [INFO ] [Real]Absence check using 513 positive place invariants in 1224 ms returned sat
[2020-06-07 14:46:31] [INFO ] [Real]Absence check using 513 positive and 1 generalized place invariants in 14 ms returned sat
[2020-06-07 14:46:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-07 14:46:34] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-07 14:46:34] [INFO ] [Real]Absence check using state equation in 3176 ms returned (error "Failed to check-sat")
[2020-06-07 14:46:36] [INFO ] [Real]Absence check using 513 positive place invariants in 1128 ms returned sat
[2020-06-07 14:46:36] [INFO ] [Real]Absence check using 513 positive and 1 generalized place invariants in 11 ms returned sat
[2020-06-07 14:46:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-07 14:46:39] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-07 14:46:39] [INFO ] [Real]Absence check using state equation in 3287 ms returned (error "Failed to check-sat")
[2020-06-07 14:46:41] [INFO ] [Real]Absence check using 513 positive place invariants in 756 ms returned sat
[2020-06-07 14:46:41] [INFO ] [Real]Absence check using 513 positive and 1 generalized place invariants in 9 ms returned sat
[2020-06-07 14:46:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-07 14:46:44] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-07 14:46:44] [INFO ] [Real]Absence check using state equation in 3752 ms returned (error "Failed to check-sat")
[2020-06-07 14:46:46] [INFO ] [Real]Absence check using 513 positive place invariants in 952 ms returned sat
[2020-06-07 14:46:46] [INFO ] [Real]Absence check using 513 positive and 1 generalized place invariants in 9 ms returned sat
[2020-06-07 14:46:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-07 14:46:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-07 14:46:49] [INFO ] [Real]Absence check using state equation in 3429 ms returned (error "Failed to check-sat")
Support contains 19 out of 2251 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2251/2251 places, 1841/1841 transitions.
Performed 426 Post agglomeration using F-continuation condition.Transition count delta: 426
Iterating post reduction 0 with 426 rules applied. Total rules applied 426 place count 2251 transition count 1415
Reduce places removed 426 places and 0 transitions.
Iterating post reduction 1 with 426 rules applied. Total rules applied 852 place count 1825 transition count 1415
Performed 134 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 134 Pre rules applied. Total rules applied 852 place count 1825 transition count 1281
Deduced a syphon composed of 134 places in 3 ms
Reduce places removed 134 places and 0 transitions.
Iterating global reduction 2 with 268 rules applied. Total rules applied 1120 place count 1691 transition count 1281
Performed 141 Post agglomeration using F-continuation condition.Transition count delta: 141
Deduced a syphon composed of 141 places in 3 ms
Reduce places removed 141 places and 0 transitions.
Iterating global reduction 2 with 282 rules applied. Total rules applied 1402 place count 1550 transition count 1140
Free-agglomeration rule applied 141 times.
Iterating global reduction 2 with 141 rules applied. Total rules applied 1543 place count 1550 transition count 999
Reduce places removed 141 places and 0 transitions.
Iterating post reduction 2 with 141 rules applied. Total rules applied 1684 place count 1409 transition count 999
Applied a total of 1684 rules in 1177 ms. Remains 1409 /2251 variables (removed 842) and now considering 999/1841 (removed 842) transitions.
Finished structural reductions, in 1 iterations. Remains : 1409/2251 places, 999/1841 transitions.
Incomplete random walk after 1000000 steps, including 2927 resets, run finished after 16744 ms. (steps per millisecond=59 ) properties seen :[0, 1, 0, 1, 0, 1]
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 474191 steps, including 46 resets, run timeout after 5001 ms. (steps per millisecond=94 ) properties seen :[1, 0, 0]
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Interrupted Best-First random walk after 452503 steps, including 104 resets, run timeout after 5001 ms. (steps per millisecond=90 ) properties seen :[1, 0]
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-04 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Interrupted Best-First random walk after 391782 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=78 ) properties seen :[0]
// Phase 1: matrix 999 rows 1409 cols
[2020-06-07 14:47:22] [INFO ] Computed 514 place invariants in 43 ms
[2020-06-07 14:47:23] [INFO ] [Real]Absence check using 513 positive place invariants in 686 ms returned sat
[2020-06-07 14:47:23] [INFO ] [Real]Absence check using 513 positive and 1 generalized place invariants in 9 ms returned sat
[2020-06-07 14:47:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-07 14:47:28] [INFO ] [Real]Absence check using state equation in 4435 ms returned sat
[2020-06-07 14:47:28] [INFO ] Solution in real domain found non-integer solution.
[2020-06-07 14:47:29] [INFO ] [Nat]Absence check using 513 positive place invariants in 470 ms returned sat
[2020-06-07 14:47:29] [INFO ] [Nat]Absence check using 513 positive and 1 generalized place invariants in 162 ms returned unsat
FORMULA AutoFlight-PT-96a-ReachabilityCardinality-07 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="AutoFlight-PT-96a"
export BK_EXAMINATION="ReachabilityCardinality"
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 AutoFlight-PT-96a, 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 r166-smll-158987787800518"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-96a.tgz
mv AutoFlight-PT-96a 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 ;