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-158987853100351.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-2A, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r174-csrt-158987853100351
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 304K
-rw-r--r-- 1 mcc users 3.6K Apr 8 15:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Apr 8 15:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 7 18:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 16K 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 3.2K Apr 14 12:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 28 14:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.8K Apr 14 12:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K Apr 6 20:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Apr 6 20:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 6 03:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K Apr 6 03:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K 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 127K 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-2A-ReachabilityFireability-00
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-01
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-02
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-03
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-04
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-05
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-06
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-07
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-08
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-09
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-10
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-11
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-12
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-13
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-14
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591140800292

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-02 23:33:23] [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]
[2020-06-02 23:33:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-02 23:33:24] [INFO ] Load time of PNML (sax parser for PT used): 171 ms
[2020-06-02 23:33:24] [INFO ] Transformed 361 places.
[2020-06-02 23:33:24] [INFO ] Transformed 428 transitions.
[2020-06-02 23:33:24] [INFO ] Found NUPN structural information;
[2020-06-02 23:33:24] [INFO ] Parsed PT model containing 361 places and 428 transitions in 273 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 57 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 124 ms. (steps per millisecond=80 ) properties seen :[1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0]
FORMULA NoC3x3-PT-2A-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 52 ms. (steps per millisecond=192 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 78 ms. (steps per millisecond=128 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 32 ms. (steps per millisecond=312 ) properties seen :[0, 0, 0]
[2020-06-02 23:33:24] [INFO ] Flow matrix only has 377 transitions (discarded 51 similar events)
// Phase 1: matrix 377 rows 361 cols
[2020-06-02 23:33:24] [INFO ] Computed 127 place invariants in 29 ms
[2020-06-02 23:33:24] [INFO ] [Real]Absence check using 76 positive place invariants in 58 ms returned sat
[2020-06-02 23:33:24] [INFO ] [Real]Absence check using 76 positive and 51 generalized place invariants in 37 ms returned sat
[2020-06-02 23:33:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 23:33:25] [INFO ] [Real]Absence check using state equation in 466 ms returned sat
[2020-06-02 23:33:25] [INFO ] State equation strengthened by 36 read => feed constraints.
[2020-06-02 23:33:25] [INFO ] [Real]Added 36 Read/Feed constraints in 10 ms returned sat
[2020-06-02 23:33:25] [INFO ] Solution in real domain found non-integer solution.
[2020-06-02 23:33:25] [INFO ] [Nat]Absence check using 76 positive place invariants in 49 ms returned sat
[2020-06-02 23:33:25] [INFO ] [Nat]Absence check using 76 positive and 51 generalized place invariants in 38 ms returned sat
[2020-06-02 23:33:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-02 23:33:26] [INFO ] [Nat]Absence check using state equation in 538 ms returned sat
[2020-06-02 23:33:26] [INFO ] [Nat]Added 36 Read/Feed constraints in 17 ms returned sat
[2020-06-02 23:33:26] [INFO ] Computed and/alt/rep : 427/2440/376 causal constraints in 55 ms.
[2020-06-02 23:33:30] [INFO ] Added : 350 causal constraints over 70 iterations in 3943 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 45 ms.
[2020-06-02 23:33:30] [INFO ] [Real]Absence check using 76 positive place invariants in 57 ms returned sat
[2020-06-02 23:33:30] [INFO ] [Real]Absence check using 76 positive and 51 generalized place invariants in 25 ms returned sat
[2020-06-02 23:33:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 23:33:30] [INFO ] [Real]Absence check using state equation in 440 ms returned sat
[2020-06-02 23:33:30] [INFO ] [Real]Added 36 Read/Feed constraints in 9 ms returned sat
[2020-06-02 23:33:30] [INFO ] Solution in real domain found non-integer solution.
[2020-06-02 23:33:30] [INFO ] [Nat]Absence check using 76 positive place invariants in 54 ms returned sat
[2020-06-02 23:33:31] [INFO ] [Nat]Absence check using 76 positive and 51 generalized place invariants in 25 ms returned sat
[2020-06-02 23:33:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-02 23:33:31] [INFO ] [Nat]Absence check using state equation in 862 ms returned sat
[2020-06-02 23:33:31] [INFO ] [Nat]Added 36 Read/Feed constraints in 19 ms returned sat
[2020-06-02 23:33:31] [INFO ] Computed and/alt/rep : 427/2440/376 causal constraints in 71 ms.
[2020-06-02 23:33:34] [INFO ] Added : 305 causal constraints over 61 iterations in 2639 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 28 ms.
[2020-06-02 23:33:34] [INFO ] [Real]Absence check using 76 positive place invariants in 47 ms returned sat
[2020-06-02 23:33:34] [INFO ] [Real]Absence check using 76 positive and 51 generalized place invariants in 22 ms returned sat
[2020-06-02 23:33:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 23:33:35] [INFO ] [Real]Absence check using state equation in 464 ms returned sat
[2020-06-02 23:33:35] [INFO ] Solution in real domain found non-integer solution.
[2020-06-02 23:33:35] [INFO ] [Nat]Absence check using 76 positive place invariants in 54 ms returned sat
[2020-06-02 23:33:35] [INFO ] [Nat]Absence check using 76 positive and 51 generalized place invariants in 25 ms returned sat
[2020-06-02 23:33:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-02 23:33:35] [INFO ] [Nat]Absence check using state equation in 439 ms returned sat
[2020-06-02 23:33:35] [INFO ] [Nat]Added 36 Read/Feed constraints in 12 ms returned sat
[2020-06-02 23:33:35] [INFO ] Computed and/alt/rep : 427/2440/376 causal constraints in 57 ms.
[2020-06-02 23:33:39] [INFO ] Added : 338 causal constraints over 69 iterations in 3143 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 36 ms.
Incomplete Parikh walk after 47100 steps, including 223 resets, run finished after 215 ms. (steps per millisecond=219 ) properties seen :[1, 0, 0] could not realise parikh vector
FORMULA NoC3x3-PT-2A-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Incomplete Parikh walk after 39200 steps, including 213 resets, run finished after 127 ms. (steps per millisecond=308 ) properties seen :[1, 0] could not realise parikh vector
FORMULA NoC3x3-PT-2A-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Incomplete Parikh walk after 44700 steps, including 263 resets, run finished after 146 ms. (steps per millisecond=306 ) properties seen :[0] could not realise parikh vector
Support contains 16 out of 361 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 361/361 places, 428/428 transitions.
Ensure Unique test removed 23 places
Drop transitions removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Iterating post reduction 0 with 52 rules applied. Total rules applied 52 place count 338 transition count 399
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 1 with 20 rules applied. Total rules applied 72 place count 318 transition count 399
Symmetric choice reduction at 2 with 86 rule applications. Total rules 158 place count 318 transition count 399
Deduced a syphon composed of 86 places in 1 ms
Reduce places removed 86 places and 87 transitions.
Iterating global reduction 2 with 172 rules applied. Total rules applied 330 place count 232 transition count 312
Ensure Unique test removed 37 places
Ensure Unique test removed 62 transitions
Reduce isomorphic transitions removed 62 transitions.
Performed 33 Post agglomeration using F-continuation condition.Transition count delta: 33
Iterating post reduction 2 with 132 rules applied. Total rules applied 462 place count 195 transition count 217
Reduce places removed 33 places and 0 transitions.
Iterating post reduction 3 with 33 rules applied. Total rules applied 495 place count 162 transition count 217
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 4 with 4 rules applied. Total rules applied 499 place count 162 transition count 213
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 503 place count 158 transition count 213
Partial Free-agglomeration rule applied 15 times.
Drop transitions removed 15 transitions
Iterating global reduction 5 with 15 rules applied. Total rules applied 518 place count 158 transition count 213
Drop transitions removed 11 transitions
Redundant transition composition rules discarded 11 transitions
Iterating global reduction 5 with 11 rules applied. Total rules applied 529 place count 158 transition count 202
Applied a total of 529 rules in 118 ms. Remains 158 /361 variables (removed 203) and now considering 202/428 (removed 226) transitions.
Finished structural reductions, in 1 iterations. Remains : 158/361 places, 202/428 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 2875 ms. (steps per millisecond=347 ) properties seen :[0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 1802 ms. (steps per millisecond=554 ) properties seen :[0]
Interrupted probabilistic random walk after 12132257 steps, run timeout after 30380 ms. (steps per millisecond=399 ) properties seen :[0]
Probabilistic random walk after 12132257 steps, saw 438330 distinct states, run finished after 30381 ms. (steps per millisecond=399 ) properties seen :[0]
[2020-06-02 23:34:14] [INFO ] Flow matrix only has 181 transitions (discarded 21 similar events)
// Phase 1: matrix 181 rows 158 cols
[2020-06-02 23:34:14] [INFO ] Computed 67 place invariants in 7 ms
[2020-06-02 23:34:14] [INFO ] [Real]Absence check using 66 positive place invariants in 31 ms returned sat
[2020-06-02 23:34:14] [INFO ] [Real]Absence check using 66 positive and 1 generalized place invariants in 2 ms returned sat
[2020-06-02 23:34:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 23:34:15] [INFO ] [Real]Absence check using state equation in 110 ms returned sat
[2020-06-02 23:34:15] [INFO ] Solution in real domain found non-integer solution.
[2020-06-02 23:34:15] [INFO ] [Nat]Absence check using 66 positive place invariants in 40 ms returned sat
[2020-06-02 23:34:15] [INFO ] [Nat]Absence check using 66 positive and 1 generalized place invariants in 2 ms returned sat
[2020-06-02 23:34:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-02 23:34:15] [INFO ] [Nat]Absence check using state equation in 135 ms returned sat
[2020-06-02 23:34:15] [INFO ] State equation strengthened by 52 read => feed constraints.
[2020-06-02 23:34:15] [INFO ] [Nat]Added 52 Read/Feed constraints in 15 ms returned sat
[2020-06-02 23:34:15] [INFO ] Computed and/alt/rep : 201/883/180 causal constraints in 23 ms.
[2020-06-02 23:34:16] [INFO ] Added : 165 causal constraints over 33 iterations in 736 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 8 ms.
Finished Parikh walk after 157 steps, including 0 resets, run visited all 1 properties in 4 ms. (steps per millisecond=39 )
FORMULA NoC3x3-PT-2A-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL PARIKH_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-2A"
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 NoC3x3-PT-2A, 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 r174-csrt-158987853100351"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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