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-158987900200423.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-7a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r180-ebro-158987900200423
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 6.4M
-rw-r--r-- 1 mcc users 3.8K Mar 30 13:15 CTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Mar 30 13:15 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 29 03:19 CTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 29 03:19 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 3.0K 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 2.0K 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 18:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 27 18:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Mar 26 16:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Mar 26 16:49 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 6.2M 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-7a-ReachabilityFireability-00
FORMULA_NAME DLCflexbar-PT-7a-ReachabilityFireability-01
FORMULA_NAME DLCflexbar-PT-7a-ReachabilityFireability-02
FORMULA_NAME DLCflexbar-PT-7a-ReachabilityFireability-03
FORMULA_NAME DLCflexbar-PT-7a-ReachabilityFireability-04
FORMULA_NAME DLCflexbar-PT-7a-ReachabilityFireability-05
FORMULA_NAME DLCflexbar-PT-7a-ReachabilityFireability-06
FORMULA_NAME DLCflexbar-PT-7a-ReachabilityFireability-07
FORMULA_NAME DLCflexbar-PT-7a-ReachabilityFireability-08
FORMULA_NAME DLCflexbar-PT-7a-ReachabilityFireability-09
FORMULA_NAME DLCflexbar-PT-7a-ReachabilityFireability-10
FORMULA_NAME DLCflexbar-PT-7a-ReachabilityFireability-11
FORMULA_NAME DLCflexbar-PT-7a-ReachabilityFireability-12
FORMULA_NAME DLCflexbar-PT-7a-ReachabilityFireability-13
FORMULA_NAME DLCflexbar-PT-7a-ReachabilityFireability-14
FORMULA_NAME DLCflexbar-PT-7a-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591222377733

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 22:13:01] [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 22:13:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 22:13:02] [INFO ] Load time of PNML (sax parser for PT used): 1137 ms
[2020-06-03 22:13:02] [INFO ] Transformed 2913 places.
[2020-06-03 22:13:02] [INFO ] Transformed 23319 transitions.
[2020-06-03 22:13:02] [INFO ] Found NUPN structural information;
[2020-06-03 22:13:02] [INFO ] Parsed PT model containing 2913 places and 23319 transitions in 1351 ms.
Ensure Unique test removed 2519 transitions
Reduce redundant transitions removed 2519 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 344 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 960 ms. (steps per millisecond=10 ) properties seen :[0, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 0, 1, 0, 0, 1]
FORMULA DLCflexbar-PT-7a-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-7a-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-7a-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-7a-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-7a-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-7a-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-7a-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-7a-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-7a-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-7a-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 539 ms. (steps per millisecond=18 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 526 ms. (steps per millisecond=19 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 517 ms. (steps per millisecond=19 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 497 ms. (steps per millisecond=20 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 509 ms. (steps per millisecond=19 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 571 ms. (steps per millisecond=17 ) properties seen :[0, 0, 0, 0, 0, 0]
[2020-06-03 22:13:07] [INFO ] Flow matrix only has 1246 transitions (discarded 19554 similar events)
// Phase 1: matrix 1246 rows 2913 cols
[2020-06-03 22:13:07] [INFO ] Computed 2171 place invariants in 62 ms
[2020-06-03 22:13:12] [INFO ] [Real]Absence check using 2171 positive place invariants in 3825 ms returned (error "Solver has unexpectedly terminated")
[2020-06-03 22:13:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 22:13:12] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 0
[2020-06-03 22:13:16] [INFO ] [Real]Absence check using 2171 positive place invariants in 3599 ms returned unsat
[2020-06-03 22:13:17] [INFO ] [Real]Absence check using 2171 positive place invariants in 58 ms returned unsat
[2020-06-03 22:13:22] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 22:13:22] [INFO ] [Real]Absence check using 2171 positive place invariants in 4476 ms returned (error "Failed to check-sat")
[2020-06-03 22:13:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 22:13:22] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 3
[2020-06-03 22:13:27] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 22:13:27] [INFO ] [Real]Absence check using 2171 positive place invariants in 4432 ms returned (error "Failed to check-sat")
[2020-06-03 22:13:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 22:13:27] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 4
[2020-06-03 22:13:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 22:13:32] [INFO ] [Real]Absence check using 2171 positive place invariants in 4343 ms returned (error "Failed to check-sat")
[2020-06-03 22:13:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 22:13:32] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 5
FORMULA DLCflexbar-PT-7a-ReachabilityFireability-09 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DLCflexbar-PT-7a-ReachabilityFireability-03 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 28 out of 2913 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2913/2913 places, 20800/20800 transitions.
Graph (trivial) has 1074 edges and 2913 vertex of which 238 / 2913 are part of one of the 112 SCC in 33 ms
Free SCC test removed 126 places
Discarding 1966 places :
Also discarding 13239 output transitions
Drop transitions removed 13239 transitions
Graph (complete) has 10696 edges and 2787 vertex of which 821 are kept as prefixes of interest. Removing 1966 places using SCC suffix rule.254 ms
Drop transitions removed 5114 transitions
Reduce isomorphic transitions removed 5114 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 0 with 5118 rules applied. Total rules applied 5120 place count 821 transition count 2443
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 5124 place count 817 transition count 2443
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 5124 place count 817 transition count 2438
Deduced a syphon composed of 5 places in 2 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 5134 place count 812 transition count 2438
Symmetric choice reduction at 2 with 23 rule applications. Total rules 5157 place count 812 transition count 2438
Deduced a syphon composed of 23 places in 1 ms
Reduce places removed 23 places and 23 transitions.
Iterating global reduction 2 with 46 rules applied. Total rules applied 5203 place count 789 transition count 2415
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 5208 place count 789 transition count 2410
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 5 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 3 with 20 rules applied. Total rules applied 5228 place count 779 transition count 2400
Drop transitions removed 490 transitions
Ensure Unique test removed 45 transitions
Reduce isomorphic transitions removed 535 transitions.
Discarding 115 places :
Also discarding 0 output transitions
Graph (complete) has 2279 edges and 779 vertex of which 664 are kept as prefixes of interest. Removing 115 places using SCC suffix rule.6 ms
Iterating post reduction 3 with 536 rules applied. Total rules applied 5764 place count 664 transition count 1865
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 5766 place count 663 transition count 1864
Free-agglomeration rule applied 2 times.
Iterating global reduction 4 with 2 rules applied. Total rules applied 5768 place count 663 transition count 1862
Reduce places removed 2 places and 0 transitions.
Drop transitions removed 118 transitions
Reduce isomorphic transitions removed 118 transitions.
Iterating post reduction 4 with 120 rules applied. Total rules applied 5888 place count 661 transition count 1744
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 5889 place count 661 transition count 1744
Drop transitions removed 637 transitions
Redundant transition composition rules discarded 637 transitions
Iterating global reduction 5 with 637 rules applied. Total rules applied 6526 place count 661 transition count 1107
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 5 with 27 rules applied. Total rules applied 6553 place count 634 transition count 1107
Symmetric choice reduction at 6 with 1 rule applications. Total rules 6554 place count 634 transition count 1107
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 6556 place count 633 transition count 1106
Drop transitions removed 236 transitions
Redundant transition composition rules discarded 236 transitions
Iterating global reduction 6 with 236 rules applied. Total rules applied 6792 place count 633 transition count 870
Reduce places removed 115 places and 0 transitions.
Iterating post reduction 6 with 115 rules applied. Total rules applied 6907 place count 518 transition count 870
Applied a total of 6907 rules in 1369 ms. Remains 518 /2913 variables (removed 2395) and now considering 870/20800 (removed 19930) transitions.
Finished structural reductions, in 1 iterations. Remains : 518/2913 places, 870/20800 transitions.
Finished random walk after 84 steps, including 0 resets, run visited all 4 properties in 2 ms. (steps per millisecond=42 )
FORMULA DLCflexbar-PT-7a-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-7a-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-7a-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-7a-ReachabilityFireability-00 TRUE 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-7a"
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-7a, 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-158987900200423"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCflexbar-PT-7a.tgz
mv DLCflexbar-PT-7a 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 ;