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-oct2-158987939200582.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 SharedMemory-PT-000100, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r186-oct2-158987939200582
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 59M
-rw-r--r-- 1 mcc users 2.5M Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 6.2M Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 1.8M Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 5.0M Apr 27 15:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Apr 27 15:14 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K Apr 27 15:14 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 646K Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 1.8M Apr 28 14:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3M Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 7.1M Apr 28 14:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.1M Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 2.6M Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.2M Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 9.1M Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 27 15:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 31K Apr 27 15:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 equiv_col
-rw-r--r-- 1 mcc users 7 Apr 27 15:14 instance
-rw-r--r-- 1 mcc users 6 Apr 27 15:14 iscolored
-rw-r--r-- 1 mcc users 16M Apr 27 15:14 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 SharedMemory-PT-000100-ReachabilityCardinality-00
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-01
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-02
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-03
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-04
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-05
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-06
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-07
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-08
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-09
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-10
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-11
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-12
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-13
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-14
FORMULA_NAME SharedMemory-PT-000100-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1591251864533

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 06:24:26] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2020-06-04 06:24:26] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 06:24:27] [INFO ] Load time of PNML (sax parser for PT used): 576 ms
[2020-06-04 06:24:27] [INFO ] Transformed 10301 places.
[2020-06-04 06:24:27] [INFO ] Transformed 20100 transitions.
[2020-06-04 06:24:27] [INFO ] Found NUPN structural information;
[2020-06-04 06:24:27] [INFO ] Parsed PT model containing 10301 places and 20100 transitions in 827 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 1867 ms.
Working with output stream class java.io.PrintStream
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 0 resets, run finished after 2967 ms. (steps per millisecond=3 ) properties seen :[0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0]
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 130 ms. (steps per millisecond=76 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 1150 ms. (steps per millisecond=8 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 40 ms. (steps per millisecond=250 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 35 ms. (steps per millisecond=285 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 33 ms. (steps per millisecond=303 ) properties seen :[0, 0, 0, 0, 0, 0]
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, 0, 0]
// Phase 1: matrix 20100 rows 10301 cols
[2020-06-04 06:24:36] [INFO ] Computed 201 place invariants in 2375 ms
[2020-06-04 06:24:38] [INFO ] [Real]Absence check using 201 positive place invariants in 1053 ms returned unsat
[2020-06-04 06:24:41] [INFO ] [Real]Absence check using 201 positive place invariants in 1716 ms returned unsat
[2020-06-04 06:24:45] [INFO ] [Real]Absence check using 201 positive place invariants in 1042 ms returned unsat
[2020-06-04 06:24:48] [INFO ] [Real]Absence check using 201 positive place invariants in 2379 ms returned sat
[2020-06-04 06:24:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 06:24:50] [INFO ] [Real]Absence check using state equation in 1623 ms returned (error "Solver has unexpectedly terminated")
[2020-06-04 06:24:52] [INFO ] [Real]Absence check using 201 positive place invariants in 1592 ms returned sat
[2020-06-04 06:24:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 06:24:55] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 06:24:55] [INFO ] [Real]Absence check using state equation in 2666 ms returned (error "Failed to check-sat")
[2020-06-04 06:24:57] [INFO ] [Real]Absence check using 201 positive place invariants in 1692 ms returned sat
[2020-06-04 06:24:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 06:25:00] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 06:25:00] [INFO ] [Real]Absence check using state equation in 2524 ms returned (error "Failed to check-sat")
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-08 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-02 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-01 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 7 out of 10301 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 10301/10301 places, 20100/20100 transitions.
Performed 9893 Post agglomeration using F-continuation condition.Transition count delta: 9893
Iterating post reduction 0 with 9893 rules applied. Total rules applied 9893 place count 10301 transition count 10207
Discarding 282 places :
Also discarding 275 output transitions
Drop transitions removed 275 transitions
Remove reverse transitions (loop back) rule discarded transition End_Own_Acc_23_23 and 282 places that fell out of Prefix Of Interest.
Drop transitions removed 9313 transitions
Ensure Unique test removed 546 transitions
Reduce isomorphic transitions removed 9859 transitions.
Graph (trivial) has 18 edges and 33 vertex of which 12 / 33 are part of one of the 6 SCC in 3 ms
Free SCC test removed 6 places
Iterating post reduction 1 with 9861 rules applied. Total rules applied 19754 place count 27 transition count 73
Drop transitions removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 19766 place count 27 transition count 61
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 6 Pre rules applied. Total rules applied 19766 place count 27 transition count 55
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 19778 place count 21 transition count 55
Drop transitions removed 41 transitions
Reduce isomorphic transitions removed 41 transitions.
Iterating post reduction 3 with 41 rules applied. Total rules applied 19819 place count 21 transition count 14
Ensure Unique test removed 5 places
Iterating post reduction 4 with 5 rules applied. Total rules applied 19824 place count 16 transition count 14
Applied a total of 19824 rules in 3017 ms. Remains 16 /10301 variables (removed 10285) and now considering 14/20100 (removed 20086) transitions.
Finished structural reductions, in 1 iterations. Remains : 16/10301 places, 14/20100 transitions.
Finished random walk after 28 steps, including 0 resets, run visited all 3 properties in 2 ms. (steps per millisecond=14 )
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-PT-000100-ReachabilityCardinality-09 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="SharedMemory-PT-000100"
export BK_EXAMINATION="ReachabilityCardinality"
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 SharedMemory-PT-000100, examination is ReachabilityCardinality"
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-oct2-158987939200582"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SharedMemory-PT-000100.tgz
mv SharedMemory-PT-000100 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;