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-158987900100351.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-2b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r180-ebro-158987900100351
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.7M
-rw-r--r-- 1 mcc users 3.7K Mar 30 02:13 CTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Mar 30 02:13 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 28 16:37 CTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 28 16:37 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 3.5K Apr 8 14:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Apr 8 14:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 27 09:10 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 27 09:10 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 26 08:36 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 26 08:36 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 28 14:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K 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 1.5M 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-2b-ReachabilityFireability-00
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-01
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-02
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-03
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-04
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-05
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-06
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-07
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-08
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-09
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-10
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-11
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-12
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-13
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-14
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591206658685

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 17:51:01] [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 17:51:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 17:51:02] [INFO ] Load time of PNML (sax parser for PT used): 552 ms
[2020-06-03 17:51:02] [INFO ] Transformed 4456 places.
[2020-06-03 17:51:02] [INFO ] Transformed 6272 transitions.
[2020-06-03 17:51:02] [INFO ] Found NUPN structural information;
[2020-06-03 17:51:02] [INFO ] Parsed PT model containing 4456 places and 6272 transitions in 778 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 364 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 222 ms. (steps per millisecond=45 ) properties seen :[1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 0, 0, 1, 1, 1]
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 34 ms. (steps per millisecond=294 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 23 ms. (steps per millisecond=434 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 53 ms. (steps per millisecond=188 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 24 ms. (steps per millisecond=416 ) properties seen :[0, 0, 0, 0]
// Phase 1: matrix 6272 rows 4456 cols
[2020-06-03 17:51:03] [INFO ] Computed 196 place invariants in 236 ms
[2020-06-03 17:51:05] [INFO ] [Real]Absence check using 196 positive place invariants in 1174 ms returned sat
[2020-06-03 17:51:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 17:51:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 17:51:08] [INFO ] [Real]Absence check using state equation in 2822 ms returned (error "Failed to check-sat")
[2020-06-03 17:51:10] [INFO ] [Real]Absence check using 196 positive place invariants in 1298 ms returned sat
[2020-06-03 17:51:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 17:51:13] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 17:51:13] [INFO ] [Real]Absence check using state equation in 2854 ms returned (error "Failed to check-sat")
[2020-06-03 17:51:15] [INFO ] [Real]Absence check using 196 positive place invariants in 1232 ms returned sat
[2020-06-03 17:51:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 17:51:18] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 17:51:18] [INFO ] [Real]Absence check using state equation in 2894 ms returned (error "Failed to check-sat")
[2020-06-03 17:51:20] [INFO ] [Real]Absence check using 196 positive place invariants in 1069 ms returned sat
[2020-06-03 17:51:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 17:51:23] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 17:51:23] [INFO ] [Real]Absence check using state equation in 3132 ms returned (error "Failed to check-sat")
Support contains 18 out of 4456 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 4456/4456 places, 6272/6272 transitions.
Graph (trivial) has 4207 edges and 4456 vertex of which 528 / 4456 are part of one of the 35 SCC in 37 ms
Free SCC test removed 493 places
Drop transitions removed 555 transitions
Reduce isomorphic transitions removed 555 transitions.
Performed 2073 Post agglomeration using F-continuation condition.Transition count delta: 2073
Iterating post reduction 0 with 2628 rules applied. Total rules applied 2629 place count 3963 transition count 3644
Reduce places removed 2073 places and 0 transitions.
Ensure Unique test removed 69 transitions
Reduce isomorphic transitions removed 69 transitions.
Performed 65 Post agglomeration using F-continuation condition.Transition count delta: 65
Iterating post reduction 1 with 2207 rules applied. Total rules applied 4836 place count 1890 transition count 3510
Reduce places removed 65 places and 0 transitions.
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: 17
Iterating post reduction 2 with 100 rules applied. Total rules applied 4936 place count 1825 transition count 3475
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 3 with 17 rules applied. Total rules applied 4953 place count 1808 transition count 3475
Performed 27 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 27 Pre rules applied. Total rules applied 4953 place count 1808 transition count 3448
Deduced a syphon composed of 27 places in 84 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 4 with 54 rules applied. Total rules applied 5007 place count 1781 transition count 3448
Symmetric choice reduction at 4 with 499 rule applications. Total rules 5506 place count 1781 transition count 3448
Deduced a syphon composed of 499 places in 55 ms
Reduce places removed 499 places and 499 transitions.
Iterating global reduction 4 with 998 rules applied. Total rules applied 6504 place count 1282 transition count 2949
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 6505 place count 1282 transition count 2948
Performed 198 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 198 Pre rules applied. Total rules applied 6505 place count 1282 transition count 2750
Deduced a syphon composed of 198 places in 75 ms
Reduce places removed 198 places and 0 transitions.
Iterating global reduction 5 with 396 rules applied. Total rules applied 6901 place count 1084 transition count 2750
Symmetric choice reduction at 5 with 64 rule applications. Total rules 6965 place count 1084 transition count 2750
Deduced a syphon composed of 64 places in 41 ms
Reduce places removed 64 places and 750 transitions.
Iterating global reduction 5 with 128 rules applied. Total rules applied 7093 place count 1020 transition count 2000
Ensure Unique test removed 45 transitions
Reduce isomorphic transitions removed 45 transitions.
Iterating post reduction 5 with 45 rules applied. Total rules applied 7138 place count 1020 transition count 1955
Performed 255 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 255 places in 2 ms
Reduce places removed 255 places and 0 transitions.
Iterating global reduction 6 with 510 rules applied. Total rules applied 7648 place count 765 transition count 1697
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 7652 place count 765 transition count 1693
Renaming transitions due to excessive name length > 1024 char.
Performed 72 Post agglomeration using F-continuation condition with reduction of 64 identical transitions.
Deduced a syphon composed of 72 places in 2 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 7 with 144 rules applied. Total rules applied 7796 place count 693 transition count 1991
Drop transitions removed 23 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 7 with 24 rules applied. Total rules applied 7820 place count 693 transition count 1967
Free-agglomeration rule applied 389 times with reduction of 229 identical transitions.
Iterating global reduction 8 with 389 rules applied. Total rules applied 8209 place count 693 transition count 1349
Reduce places removed 389 places and 0 transitions.
Drop transitions removed 482 transitions
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 497 transitions.
Discarding 63 places :
Also discarding 122 output transitions
Drop transitions removed 122 transitions
Graph (complete) has 1072 edges and 304 vertex of which 241 are kept as prefixes of interest. Removing 63 places using SCC suffix rule.10 ms
Iterating post reduction 8 with 887 rules applied. Total rules applied 9096 place count 241 transition count 730
Drop transitions removed 99 transitions
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 115 transitions.
Iterating post reduction 9 with 115 rules applied. Total rules applied 9211 place count 241 transition count 615
Symmetric choice reduction at 10 with 8 rule applications. Total rules 9219 place count 241 transition count 615
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 32 transitions.
Iterating global reduction 10 with 16 rules applied. Total rules applied 9235 place count 233 transition count 583
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 10 with 26 rules applied. Total rules applied 9261 place count 233 transition count 557
Free-agglomeration rule (complex) applied 9 times.
Iterating global reduction 11 with 9 rules applied. Total rules applied 9270 place count 233 transition count 752
Reduce places removed 9 places and 0 transitions.
Drop transitions removed 201 transitions
Reduce isomorphic transitions removed 201 transitions.
Iterating post reduction 11 with 210 rules applied. Total rules applied 9480 place count 224 transition count 551
Symmetric choice reduction at 12 with 2 rule applications. Total rules 9482 place count 224 transition count 551
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 12 with 4 rules applied. Total rules applied 9486 place count 222 transition count 549
Ensure Unique test removed 46 transitions
Reduce isomorphic transitions removed 46 transitions.
Iterating post reduction 12 with 46 rules applied. Total rules applied 9532 place count 222 transition count 503
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 13 with 2 rules applied. Total rules applied 9534 place count 221 transition count 502
Drop transitions removed 23 transitions
Reduce isomorphic transitions removed 23 transitions.
Discarding 10 places :
Also discarding 0 output transitions
Graph (complete) has 673 edges and 221 vertex of which 211 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.2 ms
Iterating post reduction 13 with 24 rules applied. Total rules applied 9558 place count 211 transition count 479
Drop transitions removed 30 transitions
Redundant transition composition rules discarded 30 transitions
Iterating global reduction 14 with 30 rules applied. Total rules applied 9588 place count 211 transition count 449
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 14 with 2 rules applied. Total rules applied 9590 place count 209 transition count 449
Applied a total of 9590 rules in 2225 ms. Remains 209 /4456 variables (removed 4247) and now considering 449/6272 (removed 5823) transitions.
Finished structural reductions, in 1 iterations. Remains : 209/4456 places, 449/6272 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 7576 ms. (steps per millisecond=131 ) properties seen :[0, 1, 1, 1]
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Finished Best-First random walk after 142 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=71 )
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-02 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="DLCflexbar-PT-2b"
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-2b, 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-158987900100351"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCflexbar-PT-2b.tgz
mv DLCflexbar-PT-2b 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 ;