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-158987787800511.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-48b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r166-smll-158987787800511
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 3.7K Mar 25 23:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Mar 25 23:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 25 18:59 CTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 25 18:59 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 3.5K Apr 8 14:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Apr 8 14:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.0K Mar 25 15:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 14K Mar 25 15:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 25 11:03 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 13K Mar 25 11:03 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 956K 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-48b-ReachabilityFireability-00
FORMULA_NAME AutoFlight-PT-48b-ReachabilityFireability-01
FORMULA_NAME AutoFlight-PT-48b-ReachabilityFireability-02
FORMULA_NAME AutoFlight-PT-48b-ReachabilityFireability-03
FORMULA_NAME AutoFlight-PT-48b-ReachabilityFireability-04
FORMULA_NAME AutoFlight-PT-48b-ReachabilityFireability-05
FORMULA_NAME AutoFlight-PT-48b-ReachabilityFireability-06
FORMULA_NAME AutoFlight-PT-48b-ReachabilityFireability-07
FORMULA_NAME AutoFlight-PT-48b-ReachabilityFireability-08
FORMULA_NAME AutoFlight-PT-48b-ReachabilityFireability-09
FORMULA_NAME AutoFlight-PT-48b-ReachabilityFireability-10
FORMULA_NAME AutoFlight-PT-48b-ReachabilityFireability-11
FORMULA_NAME AutoFlight-PT-48b-ReachabilityFireability-12
FORMULA_NAME AutoFlight-PT-48b-ReachabilityFireability-13
FORMULA_NAME AutoFlight-PT-48b-ReachabilityFireability-14
FORMULA_NAME AutoFlight-PT-48b-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591533805593

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-07 12:43:28] [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]
[2020-06-07 12:43:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-07 12:43:28] [INFO ] Load time of PNML (sax parser for PT used): 352 ms
[2020-06-07 12:43:28] [INFO ] Transformed 3950 places.
[2020-06-07 12:43:28] [INFO ] Transformed 3936 transitions.
[2020-06-07 12:43:28] [INFO ] Found NUPN structural information;
[2020-06-07 12:43:28] [INFO ] Parsed PT model containing 3950 places and 3936 transitions in 528 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 246 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 5 resets, run finished after 149 ms. (steps per millisecond=67 ) properties seen :[0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1]
FORMULA AutoFlight-PT-48b-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 36 ms. (steps per millisecond=277 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 27 ms. (steps per millisecond=370 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 29 ms. (steps per millisecond=344 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 50 ms. (steps per millisecond=200 ) properties seen :[0, 0, 0, 0]
// Phase 1: matrix 3936 rows 3950 cols
[2020-06-07 12:43:29] [INFO ] Computed 258 place invariants in 231 ms
[2020-06-07 12:43:32] [INFO ] [Real]Absence check using 257 positive place invariants in 1293 ms returned sat
[2020-06-07 12:43:32] [INFO ] [Real]Absence check using 257 positive and 1 generalized place invariants in 37 ms returned sat
[2020-06-07 12:43:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-07 12:43:34] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-07 12:43:34] [INFO ] [Real]Absence check using state equation in 2146 ms returned (error "Failed to check-sat")
[2020-06-07 12:43:37] [INFO ] [Real]Absence check using 257 positive place invariants in 1385 ms returned sat
[2020-06-07 12:43:37] [INFO ] [Real]Absence check using 257 positive and 1 generalized place invariants in 39 ms returned sat
[2020-06-07 12:43:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-07 12:43:39] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-07 12:43:39] [INFO ] [Real]Absence check using state equation in 2334 ms returned (error "Failed to check-sat")
[2020-06-07 12:43:42] [INFO ] [Real]Absence check using 257 positive place invariants in 1385 ms returned sat
[2020-06-07 12:43:42] [INFO ] [Real]Absence check using 257 positive and 1 generalized place invariants in 42 ms returned sat
[2020-06-07 12:43:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-07 12:43:44] [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 (= s251 (- t3170 t12))") while checking expression at index 2
[2020-06-07 12:43:46] [INFO ] [Real]Absence check using 257 positive place invariants in 1022 ms returned sat
[2020-06-07 12:43:46] [INFO ] [Real]Absence check using 257 positive and 1 generalized place invariants in 31 ms returned sat
[2020-06-07 12:43:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-07 12:43:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-07 12:43:49] [INFO ] [Real]Absence check using state equation in 2891 ms returned (error "Failed to check-sat")
Support contains 13 out of 3950 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 3950/3950 places, 3936/3936 transitions.
Performed 1701 Post agglomeration using F-continuation condition.Transition count delta: 1701
Iterating post reduction 0 with 1701 rules applied. Total rules applied 1701 place count 3950 transition count 2235
Reduce places removed 1701 places and 0 transitions.
Ensure Unique test removed 191 transitions
Reduce isomorphic transitions removed 191 transitions.
Performed 93 Post agglomeration using F-continuation condition.Transition count delta: 93
Iterating post reduction 1 with 1985 rules applied. Total rules applied 3686 place count 2249 transition count 1951
Reduce places removed 93 places and 0 transitions.
Iterating post reduction 2 with 93 rules applied. Total rules applied 3779 place count 2156 transition count 1951
Performed 503 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 503 Pre rules applied. Total rules applied 3779 place count 2156 transition count 1448
Deduced a syphon composed of 503 places in 14 ms
Reduce places removed 503 places and 0 transitions.
Iterating global reduction 3 with 1006 rules applied. Total rules applied 4785 place count 1653 transition count 1448
Symmetric choice reduction at 3 with 382 rule applications. Total rules 5167 place count 1653 transition count 1448
Deduced a syphon composed of 382 places in 22 ms
Reduce places removed 382 places and 382 transitions.
Iterating global reduction 3 with 764 rules applied. Total rules applied 5931 place count 1271 transition count 1066
Performed 107 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 107 Pre rules applied. Total rules applied 5931 place count 1271 transition count 959
Deduced a syphon composed of 107 places in 36 ms
Reduce places removed 107 places and 0 transitions.
Iterating global reduction 3 with 214 rules applied. Total rules applied 6145 place count 1164 transition count 959
Performed 307 Post agglomeration using F-continuation condition.Transition count delta: 307
Deduced a syphon composed of 307 places in 4 ms
Reduce places removed 307 places and 0 transitions.
Iterating global reduction 3 with 614 rules applied. Total rules applied 6759 place count 857 transition count 652
Renaming transitions due to excessive name length > 1024 char.
Free-agglomeration rule applied 144 times.
Iterating global reduction 3 with 144 rules applied. Total rules applied 6903 place count 857 transition count 508
Reduce places removed 144 places and 0 transitions.
Iterating post reduction 3 with 144 rules applied. Total rules applied 7047 place count 713 transition count 508
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 7048 place count 713 transition count 508
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 7049 place count 712 transition count 507
Reduce places removed 160 places and 0 transitions.
Performed 207 Post agglomeration using F-continuation condition.Transition count delta: 207
Iterating post reduction 4 with 367 rules applied. Total rules applied 7416 place count 552 transition count 300
Reduce places removed 207 places and 0 transitions.
Iterating post reduction 5 with 207 rules applied. Total rules applied 7623 place count 345 transition count 300
Performed 64 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 64 Pre rules applied. Total rules applied 7623 place count 345 transition count 236
Deduced a syphon composed of 64 places in 0 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 6 with 128 rules applied. Total rules applied 7751 place count 281 transition count 236
Applied a total of 7751 rules in 1995 ms. Remains 281 /3950 variables (removed 3669) and now considering 236/3936 (removed 3700) transitions.
Finished structural reductions, in 1 iterations. Remains : 281/3950 places, 236/3936 transitions.
Finished random walk after 542 steps, including 0 resets, run visited all 4 properties in 11 ms. (steps per millisecond=49 )
FORMULA AutoFlight-PT-48b-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA AutoFlight-PT-48b-ReachabilityFireability-00 FALSE 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="AutoFlight-PT-48b"
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 AutoFlight-PT-48b, 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 r166-smll-158987787800511"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutoFlight-PT-48b.tgz
mv AutoFlight-PT-48b 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 ;