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-158987900100359.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-3a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r180-ebro-158987900100359
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 2.7K Mar 30 02:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 14K Mar 30 02:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Mar 28 17:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 28 17:14 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 3.4K Apr 8 14:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Apr 8 14:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Mar 27 09:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 27 09:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 26 08:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 26 08:48 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 996K 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-3a-ReachabilityFireability-00
FORMULA_NAME DLCflexbar-PT-3a-ReachabilityFireability-01
FORMULA_NAME DLCflexbar-PT-3a-ReachabilityFireability-02
FORMULA_NAME DLCflexbar-PT-3a-ReachabilityFireability-03
FORMULA_NAME DLCflexbar-PT-3a-ReachabilityFireability-04
FORMULA_NAME DLCflexbar-PT-3a-ReachabilityFireability-05
FORMULA_NAME DLCflexbar-PT-3a-ReachabilityFireability-06
FORMULA_NAME DLCflexbar-PT-3a-ReachabilityFireability-07
FORMULA_NAME DLCflexbar-PT-3a-ReachabilityFireability-08
FORMULA_NAME DLCflexbar-PT-3a-ReachabilityFireability-09
FORMULA_NAME DLCflexbar-PT-3a-ReachabilityFireability-10
FORMULA_NAME DLCflexbar-PT-3a-ReachabilityFireability-11
FORMULA_NAME DLCflexbar-PT-3a-ReachabilityFireability-12
FORMULA_NAME DLCflexbar-PT-3a-ReachabilityFireability-13
FORMULA_NAME DLCflexbar-PT-3a-ReachabilityFireability-14
FORMULA_NAME DLCflexbar-PT-3a-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591207534805

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 18:05:38] [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 18:05:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 18:05:38] [INFO ] Load time of PNML (sax parser for PT used): 537 ms
[2020-06-03 18:05:38] [INFO ] Transformed 581 places.
[2020-06-03 18:05:38] [INFO ] Transformed 3891 transitions.
[2020-06-03 18:05:38] [INFO ] Found NUPN structural information;
[2020-06-03 18:05:38] [INFO ] Parsed PT model containing 581 places and 3891 transitions in 654 ms.
Ensure Unique test removed 455 transitions
Reduce redundant transitions removed 455 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 85 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 305 ms. (steps per millisecond=32 ) properties seen :[1, 0, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1]
FORMULA DLCflexbar-PT-3a-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-3a-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-3a-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-3a-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-3a-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-3a-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-3a-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-3a-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-3a-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-3a-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-3a-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-3a-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 161 ms. (steps per millisecond=62 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 103 ms. (steps per millisecond=97 ) properties seen :[0, 1, 0, 0]
FORMULA DLCflexbar-PT-3a-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 96 ms. (steps per millisecond=104 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 211 ms. (steps per millisecond=47 ) properties seen :[0, 0, 1]
FORMULA DLCflexbar-PT-3a-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2020-06-03 18:05:39] [INFO ] Flow matrix only has 382 transitions (discarded 3054 similar events)
// Phase 1: matrix 382 rows 581 cols
[2020-06-03 18:05:39] [INFO ] Computed 355 place invariants in 36 ms
[2020-06-03 18:05:40] [INFO ] [Real]Absence check using 355 positive place invariants in 154 ms returned unsat
[2020-06-03 18:05:40] [INFO ] [Real]Absence check using 355 positive place invariants in 275 ms returned sat
[2020-06-03 18:05:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 18:05:42] [INFO ] [Real]Absence check using state equation in 1267 ms returned sat
[2020-06-03 18:05:42] [INFO ] State equation strengthened by 96 read => feed constraints.
[2020-06-03 18:05:42] [INFO ] [Real]Added 96 Read/Feed constraints in 91 ms returned sat
[2020-06-03 18:05:42] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 18:05:42] [INFO ] [Nat]Absence check using 355 positive place invariants in 274 ms returned sat
[2020-06-03 18:05:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 18:05:44] [INFO ] [Nat]Absence check using state equation in 1344 ms returned sat
[2020-06-03 18:05:44] [INFO ] [Nat]Added 96 Read/Feed constraints in 66 ms returned sat
[2020-06-03 18:05:44] [INFO ] Computed and/alt/rep : 3435/12455/381 causal constraints in 325 ms.
1timeout
^^^^^^^^
(error "Invalid token: 1timeout")
[2020-06-03 18:05:47] [INFO ] Added : 175 causal constraints over 35 iterations in 3072 ms. Result :(error "Failed to check-sat")
FORMULA DLCflexbar-PT-3a-ReachabilityFireability-01 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 6 out of 581 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 581/581 places, 3436/3436 transitions.
Graph (trivial) has 335 edges and 581 vertex of which 78 / 581 are part of one of the 34 SCC in 10 ms
Free SCC test removed 44 places
Discarding 378 places :
Also discarding 2040 output transitions
Drop transitions removed 2040 transitions
Graph (complete) has 1802 edges and 537 vertex of which 159 are kept as prefixes of interest. Removing 378 places using SCC suffix rule.48 ms
Drop transitions removed 1025 transitions
Reduce isomorphic transitions removed 1025 transitions.
Iterating post reduction 0 with 1025 rules applied. Total rules applied 1027 place count 159 transition count 371
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 1027 place count 159 transition count 370
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 1029 place count 158 transition count 370
Symmetric choice reduction at 1 with 8 rule applications. Total rules 1037 place count 158 transition count 370
Deduced a syphon composed of 8 places in 2 ms
Reduce places removed 8 places and 8 transitions.
Iterating global reduction 1 with 16 rules applied. Total rules applied 1053 place count 150 transition count 362
Ensure Unique test removed 69 transitions
Reduce isomorphic transitions removed 69 transitions.
Iterating post reduction 1 with 69 rules applied. Total rules applied 1122 place count 150 transition count 293
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 1128 place count 147 transition count 290
Drop transitions removed 136 transitions
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 141 transitions.
Discarding 66 places :
Also discarding 0 output transitions
Graph (complete) has 258 edges and 147 vertex of which 81 are kept as prefixes of interest. Removing 66 places using SCC suffix rule.2 ms
Iterating post reduction 2 with 142 rules applied. Total rules applied 1270 place count 81 transition count 149
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 1270 place count 81 transition count 148
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 1272 place count 80 transition count 148
Drop transitions removed 34 transitions
Reduce isomorphic transitions removed 34 transitions.
Iterating post reduction 3 with 34 rules applied. Total rules applied 1306 place count 80 transition count 114
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1306 place count 80 transition count 113
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1308 place count 79 transition count 113
Drop transitions removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 4 with 5 rules applied. Total rules applied 1313 place count 79 transition count 108
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 1316 place count 76 transition count 108
Applied a total of 1316 rules in 218 ms. Remains 76 /581 variables (removed 505) and now considering 108/3436 (removed 3328) transitions.
Finished structural reductions, in 1 iterations. Remains : 76/581 places, 108/3436 transitions.
Finished random walk after 17 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=17 )
FORMULA DLCflexbar-PT-3a-ReachabilityFireability-06 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-3a"
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-3a, 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-158987900100359"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCflexbar-PT-3a.tgz
mv DLCflexbar-PT-3a 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 ;