Execution Chart

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

Trace from the execution

Formatting '/local/x2003239/mcc2020-input.r174-csrt-158987853100358.qcow2', fmt=qcow2 size=4294967296 backing_file=/local/x2003239/mcc2020-input.qcow2 encryption=off cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is NoC3x3-PT-2B, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r174-csrt-158987853100358
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 728K
-rw-r--r-- 1 mcc users 3.8K Apr 8 15:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Apr 8 15:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 7 18:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 7 18:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.7K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.0K Apr 14 12:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Apr 28 14:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Apr 14 12:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.1K Apr 6 20:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 16K Apr 6 20:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 6 03:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 6 03:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 6 20:25 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 6 20:25 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 548K 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 NoC3x3-PT-2B-ReachabilityCardinality-00
FORMULA_NAME NoC3x3-PT-2B-ReachabilityCardinality-01
FORMULA_NAME NoC3x3-PT-2B-ReachabilityCardinality-02
FORMULA_NAME NoC3x3-PT-2B-ReachabilityCardinality-03
FORMULA_NAME NoC3x3-PT-2B-ReachabilityCardinality-04
FORMULA_NAME NoC3x3-PT-2B-ReachabilityCardinality-05
FORMULA_NAME NoC3x3-PT-2B-ReachabilityCardinality-06
FORMULA_NAME NoC3x3-PT-2B-ReachabilityCardinality-07
FORMULA_NAME NoC3x3-PT-2B-ReachabilityCardinality-08
FORMULA_NAME NoC3x3-PT-2B-ReachabilityCardinality-09
FORMULA_NAME NoC3x3-PT-2B-ReachabilityCardinality-10
FORMULA_NAME NoC3x3-PT-2B-ReachabilityCardinality-11
FORMULA_NAME NoC3x3-PT-2B-ReachabilityCardinality-12
FORMULA_NAME NoC3x3-PT-2B-ReachabilityCardinality-13
FORMULA_NAME NoC3x3-PT-2B-ReachabilityCardinality-14
FORMULA_NAME NoC3x3-PT-2B-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1591141701404

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-02 23:48:23] [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]
[2020-06-02 23:48:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-02 23:48:23] [INFO ] Load time of PNML (sax parser for PT used): 181 ms
[2020-06-02 23:48:23] [INFO ] Transformed 2003 places.
[2020-06-02 23:48:23] [INFO ] Transformed 2292 transitions.
[2020-06-02 23:48:23] [INFO ] Found NUPN structural information;
[2020-06-02 23:48:23] [INFO ] Parsed PT model containing 2003 places and 2292 transitions in 263 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 98 ms.
Working with output stream class java.io.PrintStream
FORMULA NoC3x3-PT-2B-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-2B-ReachabilityCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-2B-ReachabilityCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 16 resets, run finished after 69 ms. (steps per millisecond=144 ) properties seen :[0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 0, 1]
FORMULA NoC3x3-PT-2B-ReachabilityCardinality-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2B-ReachabilityCardinality-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2B-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2B-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2B-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2B-ReachabilityCardinality-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2B-ReachabilityCardinality-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2B-ReachabilityCardinality-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2B-ReachabilityCardinality-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 21 ms. (steps per millisecond=476 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 19 ms. (steps per millisecond=526 ) properties seen :[0, 0, 0, 1]
FORMULA NoC3x3-PT-2B-ReachabilityCardinality-13 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties seen :[0, 0, 0]
// Phase 1: matrix 2292 rows 2003 cols
[2020-06-02 23:48:23] [INFO ] Computed 66 place invariants in 59 ms
[2020-06-02 23:48:24] [INFO ] [Real]Absence check using 66 positive place invariants in 214 ms returned sat
[2020-06-02 23:48:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 23:48:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 23:48:28] [INFO ] [Real]Absence check using state equation in 4339 ms returned (error "Failed to check-sat")
[2020-06-02 23:48:29] [INFO ] [Real]Absence check using 66 positive place invariants in 141 ms returned sat
[2020-06-02 23:48:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 23:48:33] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 23:48:33] [INFO ] [Real]Absence check using state equation in 4616 ms returned (error "Failed to check-sat")
[2020-06-02 23:48:34] [INFO ] [Real]Absence check using 66 positive place invariants in 150 ms returned sat
[2020-06-02 23:48:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 23:48:38] [INFO ] [Real]Absence check using state equation in 4577 ms returned (error "Solver has unexpectedly terminated")
Support contains 11 out of 2003 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2003/2003 places, 2292/2292 transitions.
Graph (trivial) has 1611 edges and 2003 vertex of which 72 / 2003 are part of one of the 9 SCC in 18 ms
Free SCC test removed 63 places
Drop transitions removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Discarding 9 places :
Implicit places reduction removed 9 places
Performed 399 Post agglomeration using F-continuation condition.Transition count delta: 399
Iterating post reduction 0 with 480 rules applied. Total rules applied 481 place count 1931 transition count 1821
Reduce places removed 399 places and 0 transitions.
Iterating post reduction 1 with 399 rules applied. Total rules applied 880 place count 1532 transition count 1821
Performed 25 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 25 Pre rules applied. Total rules applied 880 place count 1532 transition count 1796
Deduced a syphon composed of 25 places in 5 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 2 with 50 rules applied. Total rules applied 930 place count 1507 transition count 1796
Symmetric choice reduction at 2 with 349 rule applications. Total rules 1279 place count 1507 transition count 1796
Deduced a syphon composed of 349 places in 18 ms
Reduce places removed 349 places and 349 transitions.
Iterating global reduction 2 with 698 rules applied. Total rules applied 1977 place count 1158 transition count 1447
Performed 40 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 40 Pre rules applied. Total rules applied 1977 place count 1158 transition count 1407
Deduced a syphon composed of 40 places in 13 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 2 with 80 rules applied. Total rules applied 2057 place count 1118 transition count 1407
Symmetric choice reduction at 2 with 109 rule applications. Total rules 2166 place count 1118 transition count 1407
Deduced a syphon composed of 109 places in 9 ms
Reduce places removed 109 places and 109 transitions.
Iterating global reduction 2 with 218 rules applied. Total rules applied 2384 place count 1009 transition count 1298
Symmetric choice reduction at 2 with 124 rule applications. Total rules 2508 place count 1009 transition count 1298
Deduced a syphon composed of 124 places in 4 ms
Reduce places removed 124 places and 137 transitions.
Iterating global reduction 2 with 248 rules applied. Total rules applied 2756 place count 885 transition count 1161
Symmetric choice reduction at 2 with 48 rule applications. Total rules 2804 place count 885 transition count 1161
Deduced a syphon composed of 48 places in 6 ms
Reduce places removed 48 places and 91 transitions.
Iterating global reduction 2 with 96 rules applied. Total rules applied 2900 place count 837 transition count 1070
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 17 rules applied. Total rules applied 2917 place count 835 transition count 1055
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 2919 place count 833 transition count 1055
Symmetric choice reduction at 4 with 35 rule applications. Total rules 2954 place count 833 transition count 1055
Deduced a syphon composed of 35 places in 2 ms
Reduce places removed 35 places and 35 transitions.
Iterating global reduction 4 with 70 rules applied. Total rules applied 3024 place count 798 transition count 1020
Discarding 2 places :
Implicit places reduction removed 2 places
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 4 with 4 rules applied. Total rules applied 3028 place count 796 transition count 1018
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 3030 place count 794 transition count 1018
Symmetric choice reduction at 6 with 24 rule applications. Total rules 3054 place count 794 transition count 1018
Deduced a syphon composed of 24 places in 2 ms
Reduce places removed 24 places and 48 transitions.
Iterating global reduction 6 with 48 rules applied. Total rules applied 3102 place count 770 transition count 970
Symmetric choice reduction at 6 with 23 rule applications. Total rules 3125 place count 770 transition count 970
Deduced a syphon composed of 23 places in 2 ms
Reduce places removed 23 places and 23 transitions.
Iterating global reduction 6 with 46 rules applied. Total rules applied 3171 place count 747 transition count 947
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 6 with 28 rules applied. Total rules applied 3199 place count 744 transition count 922
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 3202 place count 741 transition count 922
Performed 284 Post agglomeration using F-continuation condition.Transition count delta: 284
Deduced a syphon composed of 284 places in 0 ms
Reduce places removed 284 places and 0 transitions.
Iterating global reduction 8 with 568 rules applied. Total rules applied 3770 place count 457 transition count 638
Symmetric choice reduction at 8 with 11 rule applications. Total rules 3781 place count 457 transition count 638
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 11 transitions.
Iterating global reduction 8 with 22 rules applied. Total rules applied 3803 place count 446 transition count 627
Symmetric choice reduction at 8 with 8 rule applications. Total rules 3811 place count 446 transition count 627
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 16 transitions.
Iterating global reduction 8 with 16 rules applied. Total rules applied 3827 place count 438 transition count 611
Symmetric choice reduction at 8 with 2 rule applications. Total rules 3829 place count 438 transition count 611
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 10 transitions.
Iterating global reduction 8 with 4 rules applied. Total rules applied 3833 place count 436 transition count 601
Performed 27 Post agglomeration using F-continuation condition.Transition count delta: -117
Deduced a syphon composed of 27 places in 1 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 8 with 54 rules applied. Total rules applied 3887 place count 409 transition count 718
Free-agglomeration rule applied 20 times.
Iterating global reduction 8 with 20 rules applied. Total rules applied 3907 place count 409 transition count 698
Reduce places removed 20 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 8 with 26 rules applied. Total rules applied 3933 place count 389 transition count 692
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 9 with 1 rules applied. Total rules applied 3934 place count 389 transition count 691
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 3935 place count 388 transition count 691
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 10 with 2 rules applied. Total rules applied 3937 place count 388 transition count 691
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 10 with 1 rules applied. Total rules applied 3938 place count 388 transition count 691
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 10 with 1 rules applied. Total rules applied 3939 place count 388 transition count 690
Applied a total of 3939 rules in 1585 ms. Remains 388 /2003 variables (removed 1615) and now considering 690/2292 (removed 1602) transitions.
Finished structural reductions, in 1 iterations. Remains : 388/2003 places, 690/2292 transitions.
Finished random walk after 10859 steps, including 141 resets, run visited all 3 properties in 73 ms. (steps per millisecond=148 )
FORMULA NoC3x3-PT-2B-ReachabilityCardinality-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2B-ReachabilityCardinality-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2B-ReachabilityCardinality-00 FALSE 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="NoC3x3-PT-2B"
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 NoC3x3-PT-2B, 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 r174-csrt-158987853100358"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-2B.tgz
mv NoC3x3-PT-2B 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 ;