Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2020-input.r186-oct2-158987939300607.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2020-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is SimpleLoadBal-PT-05, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r186-oct2-158987939300607
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 348K
-rw-r--r-- 1 mcc users 4.0K Apr 12 17:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K Apr 12 17:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.6K Apr 11 20:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 11 20:01 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:38 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 24 05:38 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.6K Apr 14 12:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 30 14:52 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Apr 14 12:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 30 14:52 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.3K Apr 10 20:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K Apr 10 20:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.5K Apr 10 05:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 10 05:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 10 22:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 10 22:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:38 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 24 05:38 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:38 iscolored
-rw-r--r-- 1 mcc users 153K Mar 24 05:38 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 SimpleLoadBal-PT-05-ReachabilityFireability-00
FORMULA_NAME SimpleLoadBal-PT-05-ReachabilityFireability-01
FORMULA_NAME SimpleLoadBal-PT-05-ReachabilityFireability-02
FORMULA_NAME SimpleLoadBal-PT-05-ReachabilityFireability-03
FORMULA_NAME SimpleLoadBal-PT-05-ReachabilityFireability-04
FORMULA_NAME SimpleLoadBal-PT-05-ReachabilityFireability-05
FORMULA_NAME SimpleLoadBal-PT-05-ReachabilityFireability-06
FORMULA_NAME SimpleLoadBal-PT-05-ReachabilityFireability-07
FORMULA_NAME SimpleLoadBal-PT-05-ReachabilityFireability-08
FORMULA_NAME SimpleLoadBal-PT-05-ReachabilityFireability-09
FORMULA_NAME SimpleLoadBal-PT-05-ReachabilityFireability-10
FORMULA_NAME SimpleLoadBal-PT-05-ReachabilityFireability-11
FORMULA_NAME SimpleLoadBal-PT-05-ReachabilityFireability-12
FORMULA_NAME SimpleLoadBal-PT-05-ReachabilityFireability-13
FORMULA_NAME SimpleLoadBal-PT-05-ReachabilityFireability-14
FORMULA_NAME SimpleLoadBal-PT-05-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591252911080

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 06:41:53] [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]
[2020-06-04 06:41:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 06:41:53] [INFO ] Load time of PNML (sax parser for PT used): 91 ms
[2020-06-04 06:41:53] [INFO ] Transformed 59 places.
[2020-06-04 06:41:53] [INFO ] Transformed 180 transitions.
[2020-06-04 06:41:53] [INFO ] Parsed PT model containing 59 places and 180 transitions in 188 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 34 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 97 ms. (steps per millisecond=103 ) properties seen :[0, 0, 1, 1, 0, 1, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0]
FORMULA SimpleLoadBal-PT-05-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SimpleLoadBal-PT-05-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SimpleLoadBal-PT-05-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SimpleLoadBal-PT-05-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SimpleLoadBal-PT-05-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SimpleLoadBal-PT-05-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SimpleLoadBal-PT-05-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 29 ms. (steps per millisecond=344 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 14 ms. (steps per millisecond=714 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 52 ms. (steps per millisecond=192 ) properties seen :[0, 0, 1, 0, 0, 0, 0, 0, 0]
FORMULA SimpleLoadBal-PT-05-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
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, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties seen :[0, 0, 0, 0, 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, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 12 ms. (steps per millisecond=833 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 11 ms. (steps per millisecond=909 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
[2020-06-04 06:41:54] [INFO ] Flow matrix only has 140 transitions (discarded 40 similar events)
// Phase 1: matrix 140 rows 59 cols
[2020-06-04 06:41:54] [INFO ] Computed 19 place invariants in 6 ms
[2020-06-04 06:41:54] [INFO ] [Real]Absence check using 16 positive place invariants in 43 ms returned unsat
[2020-06-04 06:41:54] [INFO ] [Real]Absence check using 16 positive place invariants in 4 ms returned unsat
[2020-06-04 06:41:54] [INFO ] [Real]Absence check using 16 positive place invariants in 7 ms returned sat
[2020-06-04 06:41:54] [INFO ] [Real]Absence check using 16 positive and 3 generalized place invariants in 2 ms returned unsat
[2020-06-04 06:41:54] [INFO ] [Real]Absence check using 16 positive place invariants in 12 ms returned sat
[2020-06-04 06:41:54] [INFO ] [Real]Absence check using 16 positive and 3 generalized place invariants in 1 ms returned unsat
[2020-06-04 06:41:54] [INFO ] [Real]Absence check using 16 positive place invariants in 12 ms returned unsat
[2020-06-04 06:41:54] [INFO ] [Real]Absence check using 16 positive place invariants in 6 ms returned sat
[2020-06-04 06:41:54] [INFO ] [Real]Absence check using 16 positive and 3 generalized place invariants in 2 ms returned sat
[2020-06-04 06:41:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 06:41:54] [INFO ] [Real]Absence check using state equation in 93 ms returned sat
[2020-06-04 06:41:54] [INFO ] State equation strengthened by 61 read => feed constraints.
[2020-06-04 06:41:54] [INFO ] [Real]Added 61 Read/Feed constraints in 14 ms returned sat
[2020-06-04 06:41:54] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 06:41:54] [INFO ] [Nat]Absence check using 16 positive place invariants in 8 ms returned sat
[2020-06-04 06:41:54] [INFO ] [Nat]Absence check using 16 positive and 3 generalized place invariants in 2 ms returned sat
[2020-06-04 06:41:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 06:41:54] [INFO ] [Nat]Absence check using state equation in 57 ms returned sat
[2020-06-04 06:41:54] [INFO ] [Nat]Added 61 Read/Feed constraints in 26 ms returned sat
[2020-06-04 06:41:54] [INFO ] Computed and/alt/rep : 175/5137/135 causal constraints in 25 ms.
[2020-06-04 06:41:57] [INFO ] Added : 133 causal constraints over 31 iterations in 2415 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 79 ms.
[2020-06-04 06:41:57] [INFO ] [Real]Absence check using 16 positive place invariants in 69 ms returned sat
[2020-06-04 06:41:57] [INFO ] [Real]Absence check using 16 positive and 3 generalized place invariants in 26 ms returned unsat
[2020-06-04 06:41:57] [INFO ] [Real]Absence check using 16 positive place invariants in 3 ms returned unsat
FORMULA SimpleLoadBal-PT-05-ReachabilityFireability-15 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SimpleLoadBal-PT-05-ReachabilityFireability-13 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SimpleLoadBal-PT-05-ReachabilityFireability-10 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SimpleLoadBal-PT-05-ReachabilityFireability-09 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SimpleLoadBal-PT-05-ReachabilityFireability-07 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SimpleLoadBal-PT-05-ReachabilityFireability-01 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SimpleLoadBal-PT-05-ReachabilityFireability-00 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 36600 steps, including 990 resets, run finished after 79 ms. (steps per millisecond=463 ) properties seen :[0] could not realise parikh vector
Support contains 16 out of 59 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 59/59 places, 180/180 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 58 transition count 179
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 14 place count 50 transition count 175
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 22 place count 46 transition count 171
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 0 with 3 rules applied. Total rules applied 25 place count 46 transition count 168
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 28 place count 43 transition count 168
Applied a total of 28 rules in 30 ms. Remains 43 /59 variables (removed 16) and now considering 168/180 (removed 12) transitions.
Finished structural reductions, in 1 iterations. Remains : 43/59 places, 168/180 transitions.
Finished random walk after 13139 steps, including 0 resets, run visited all 1 properties in 27 ms. (steps per millisecond=486 )
FORMULA SimpleLoadBal-PT-05-ReachabilityFireability-12 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="SimpleLoadBal-PT-05"
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 SimpleLoadBal-PT-05, 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 r186-oct2-158987939300607"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SimpleLoadBal-PT-05.tgz
mv SimpleLoadBal-PT-05 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 ;