Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2020-input.r180-ebro-158987900100391.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2020-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 itslola
Input is DLCflexbar-PT-5a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r180-ebro-158987900100391
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.9M
-rw-r--r-- 1 mcc users 3.6K Mar 30 05:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Mar 30 05:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 28 19:46 CTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 28 19:46 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.1K Apr 8 14:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Apr 8 14:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 27 12:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Mar 27 12:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Mar 26 10:35 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Mar 26 10:35 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 28 14:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 28 14:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 2.8M 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 DLCflexbar-PT-5a-ReachabilityFireability-00
FORMULA_NAME DLCflexbar-PT-5a-ReachabilityFireability-01
FORMULA_NAME DLCflexbar-PT-5a-ReachabilityFireability-02
FORMULA_NAME DLCflexbar-PT-5a-ReachabilityFireability-03
FORMULA_NAME DLCflexbar-PT-5a-ReachabilityFireability-04
FORMULA_NAME DLCflexbar-PT-5a-ReachabilityFireability-05
FORMULA_NAME DLCflexbar-PT-5a-ReachabilityFireability-06
FORMULA_NAME DLCflexbar-PT-5a-ReachabilityFireability-07
FORMULA_NAME DLCflexbar-PT-5a-ReachabilityFireability-08
FORMULA_NAME DLCflexbar-PT-5a-ReachabilityFireability-09
FORMULA_NAME DLCflexbar-PT-5a-ReachabilityFireability-10
FORMULA_NAME DLCflexbar-PT-5a-ReachabilityFireability-11
FORMULA_NAME DLCflexbar-PT-5a-ReachabilityFireability-12
FORMULA_NAME DLCflexbar-PT-5a-ReachabilityFireability-13
FORMULA_NAME DLCflexbar-PT-5a-ReachabilityFireability-14
FORMULA_NAME DLCflexbar-PT-5a-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591214621327

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 20:03:46] [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 20:03:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 20:03:47] [INFO ] Load time of PNML (sax parser for PT used): 1124 ms
[2020-06-03 20:03:47] [INFO ] Transformed 1415 places.
[2020-06-03 20:03:47] [INFO ] Transformed 10593 transitions.
[2020-06-03 20:03:47] [INFO ] Found NUPN structural information;
[2020-06-03 20:03:47] [INFO ] Parsed PT model containing 1415 places and 10593 transitions in 1374 ms.
Ensure Unique test removed 1179 transitions
Reduce redundant transitions removed 1179 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 354 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 727 ms. (steps per millisecond=13 ) properties seen :[1, 0, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1]
FORMULA DLCflexbar-PT-5a-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-5a-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-5a-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-5a-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-5a-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-5a-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-5a-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-5a-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-5a-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-5a-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-5a-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-5a-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-5a-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 306 ms. (steps per millisecond=32 ) properties seen :[1, 0, 0]
FORMULA DLCflexbar-PT-5a-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 328 ms. (steps per millisecond=30 ) properties seen :[0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 253 ms. (steps per millisecond=39 ) properties seen :[0, 0]
[2020-06-03 20:03:49] [INFO ] Flow matrix only has 734 transitions (discarded 8680 similar events)
// Phase 1: matrix 734 rows 1415 cols
[2020-06-03 20:03:49] [INFO ] Computed 979 place invariants in 46 ms
[2020-06-03 20:03:52] [INFO ] [Real]Absence check using 979 positive place invariants in 1560 ms returned sat
[2020-06-03 20:03:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 20:03:55] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 20:03:55] [INFO ] [Real]Absence check using state equation in 2428 ms returned (error "Failed to check-sat")
[2020-06-03 20:03:56] [INFO ] [Real]Absence check using 979 positive place invariants in 1298 ms returned sat
[2020-06-03 20:03:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 20:04:00] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 20:04:00] [INFO ] [Real]Absence check using state equation in 3378 ms returned (error "Failed to check-sat")
Support contains 18 out of 1415 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1415/1415 places, 9414/9414 transitions.
Graph (trivial) has 633 edges and 1415 vertex of which 144 / 1415 are part of one of the 66 SCC in 32 ms
Free SCC test removed 78 places
Discarding 725 places :
Also discarding 3921 output transitions
Drop transitions removed 3921 transitions
Graph (complete) has 4877 edges and 1337 vertex of which 612 are kept as prefixes of interest. Removing 725 places using SCC suffix rule.89 ms
Drop transitions removed 3864 transitions
Reduce isomorphic transitions removed 3864 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Iterating post reduction 0 with 3871 rules applied. Total rules applied 3873 place count 612 transition count 1622
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 3881 place count 605 transition count 1621
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 3881 place count 605 transition count 1619
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 3885 place count 603 transition count 1619
Symmetric choice reduction at 2 with 15 rule applications. Total rules 3900 place count 603 transition count 1619
Deduced a syphon composed of 15 places in 2 ms
Reduce places removed 15 places and 15 transitions.
Iterating global reduction 2 with 30 rules applied. Total rules applied 3930 place count 588 transition count 1604
Ensure Unique test removed 138 transitions
Reduce isomorphic transitions removed 138 transitions.
Iterating post reduction 2 with 138 rules applied. Total rules applied 4068 place count 588 transition count 1466
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 3 with 18 rules applied. Total rules applied 4086 place count 579 transition count 1457
Drop transitions removed 429 transitions
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 443 transitions.
Discarding 194 places :
Also discarding 0 output transitions
Graph (complete) has 1381 edges and 579 vertex of which 385 are kept as prefixes of interest. Removing 194 places using SCC suffix rule.5 ms
Iterating post reduction 3 with 444 rules applied. Total rules applied 4530 place count 385 transition count 1014
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 2 Pre rules applied. Total rules applied 4530 place count 385 transition count 1012
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 4534 place count 383 transition count 1012
Drop transitions removed 136 transitions
Reduce isomorphic transitions removed 136 transitions.
Iterating post reduction 4 with 136 rules applied. Total rules applied 4670 place count 383 transition count 876
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 4670 place count 383 transition count 875
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 4672 place count 382 transition count 875
Free-agglomeration rule applied 3 times with reduction of 68 identical transitions.
Iterating global reduction 5 with 3 rules applied. Total rules applied 4675 place count 382 transition count 804
Reduce places removed 3 places and 0 transitions.
Drop transitions removed 68 transitions
Reduce isomorphic transitions removed 68 transitions.
Iterating post reduction 5 with 71 rules applied. Total rules applied 4746 place count 379 transition count 736
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 4747 place count 379 transition count 736
Drop transitions removed 220 transitions
Redundant transition composition rules discarded 220 transitions
Iterating global reduction 6 with 220 rules applied. Total rules applied 4967 place count 379 transition count 516
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 4973 place count 373 transition count 516
Symmetric choice reduction at 7 with 1 rule applications. Total rules 4974 place count 373 transition count 516
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 7 with 2 rules applied. Total rules applied 4976 place count 372 transition count 515
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 4977 place count 372 transition count 515
Applied a total of 4977 rules in 682 ms. Remains 372 /1415 variables (removed 1043) and now considering 515/9414 (removed 8899) transitions.
Finished structural reductions, in 1 iterations. Remains : 372/1415 places, 515/9414 transitions.
Finished random walk after 257 steps, including 0 resets, run visited all 2 properties in 5 ms. (steps per millisecond=51 )
FORMULA DLCflexbar-PT-5a-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-5a-ReachabilityFireability-06 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="DLCflexbar-PT-5a"
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 DLCflexbar-PT-5a, 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 r180-ebro-158987900100391"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCflexbar-PT-5a.tgz
mv DLCflexbar-PT-5a 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 ;