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.r182-oct2-158987914300703.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 CSRepetitions-PT-10, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r182-oct2-158987914300703
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 8.2M
-rw-r--r-- 1 mcc users 186K Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 450K Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 429K Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 1.3M 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 6.0K Apr 27 15:14 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 224K Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 569K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 255K Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 787K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 177K Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 426K Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 353K Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.1M Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 57K Apr 27 15:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 106K 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 3 Apr 27 15:14 instance
-rw-r--r-- 1 mcc users 6 Apr 27 15:14 iscolored
-rw-r--r-- 1 mcc users 2.0M 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 CSRepetitions-PT-10-ReachabilityFireability-00
FORMULA_NAME CSRepetitions-PT-10-ReachabilityFireability-01
FORMULA_NAME CSRepetitions-PT-10-ReachabilityFireability-02
FORMULA_NAME CSRepetitions-PT-10-ReachabilityFireability-03
FORMULA_NAME CSRepetitions-PT-10-ReachabilityFireability-04
FORMULA_NAME CSRepetitions-PT-10-ReachabilityFireability-05
FORMULA_NAME CSRepetitions-PT-10-ReachabilityFireability-06
FORMULA_NAME CSRepetitions-PT-10-ReachabilityFireability-07
FORMULA_NAME CSRepetitions-PT-10-ReachabilityFireability-08
FORMULA_NAME CSRepetitions-PT-10-ReachabilityFireability-09
FORMULA_NAME CSRepetitions-PT-10-ReachabilityFireability-10
FORMULA_NAME CSRepetitions-PT-10-ReachabilityFireability-11
FORMULA_NAME CSRepetitions-PT-10-ReachabilityFireability-12
FORMULA_NAME CSRepetitions-PT-10-ReachabilityFireability-13
FORMULA_NAME CSRepetitions-PT-10-ReachabilityFireability-14
FORMULA_NAME CSRepetitions-PT-10-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591173452354

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 08:37:35] [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 08:37:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 08:37:35] [INFO ] Load time of PNML (sax parser for PT used): 265 ms
[2020-06-03 08:37:35] [INFO ] Transformed 1311 places.
[2020-06-03 08:37:35] [INFO ] Transformed 2300 transitions.
[2020-06-03 08:37:35] [INFO ] Parsed PT model containing 1311 places and 2300 transitions in 319 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 176 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 54 resets, run finished after 318 ms. (steps per millisecond=31 ) properties seen :[0, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0, 1, 0, 0, 0]
FORMULA CSRepetitions-PT-10-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CSRepetitions-PT-10-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CSRepetitions-PT-10-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CSRepetitions-PT-10-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CSRepetitions-PT-10-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CSRepetitions-PT-10-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CSRepetitions-PT-10-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CSRepetitions-PT-10-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CSRepetitions-PT-10-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CSRepetitions-PT-10-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 2164 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 97 ms. (steps per millisecond=103 ) properties seen :[0, 0, 0, 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, 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, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 83 ms. (steps per millisecond=120 ) properties seen :[0, 0, 0, 0, 1, 0]
FORMULA CSRepetitions-PT-10-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 23 ms. (steps per millisecond=434 ) properties seen :[0, 0, 0, 0, 0]
// Phase 1: matrix 2300 rows 1311 cols
[2020-06-03 08:37:39] [INFO ] Computed 110 place invariants in 102 ms
[2020-06-03 08:37:40] [INFO ] [Real]Absence check using 110 positive place invariants in 586 ms returned sat
[2020-06-03 08:37:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 08:37:44] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 08:37:44] [INFO ] [Real]Absence check using state equation in 4032 ms returned (error "Failed to check-sat")
[2020-06-03 08:37:44] [INFO ] [Real]Absence check using 110 positive place invariants in 147 ms returned sat
[2020-06-03 08:37:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 08:37:49] [INFO ] [Real]Absence check using state equation in 4327 ms returned sat
[2020-06-03 08:37:49] [INFO ] State equation strengthened by 100 read => feed constraints.
[2020-06-03 08:37:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 08:37:49] [INFO ] [Real]Added 100 Read/Feed constraints in 36 ms returned (error "Failed to check-sat")
[2020-06-03 08:37:49] [INFO ] [Real]Absence check using 110 positive place invariants in 497 ms returned sat
[2020-06-03 08:37:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 08:37:54] [INFO ] [Real]Absence check using state equation in 4373 ms returned (error "Solver has unexpectedly terminated")
[2020-06-03 08:37:54] [INFO ] [Real]Absence check using 110 positive place invariants in 104 ms returned sat
[2020-06-03 08:37:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 08:37:58] [INFO ] [Real]Absence check using state equation in 3747 ms returned sat
[2020-06-03 08:37:58] [INFO ] [Real]Added 100 Read/Feed constraints in 30 ms returned sat
[2020-06-03 08:37:58] [INFO ] Computed and/alt/rep : 2200/3200/2200 causal constraints in 103 ms.
[2020-06-03 08:37:58] [INFO ] Added : 6 causal constraints over 2 iterations in 383 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 26 ms.
[2020-06-03 08:37:59] [INFO ] [Real]Absence check using 110 positive place invariants in 68 ms returned sat
[2020-06-03 08:37:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 08:38:03] [INFO ] [Real]Absence check using state equation in 4194 ms returned sat
[2020-06-03 08:38:03] [INFO ] [Real]Added 100 Read/Feed constraints in 32 ms returned sat
[2020-06-03 08:38:03] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 08:38:03] [INFO ] [Nat]Absence check using 110 positive place invariants in 126 ms returned sat
[2020-06-03 08:38:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 08:38:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 08:38:08] [INFO ] [Nat]Absence check using state equation in 4734 ms returned unknown
Incomplete Parikh walk after 6400 steps, including 97 resets, run finished after 96 ms. (steps per millisecond=66 ) properties seen :[0, 0, 0, 1, 0] could not realise parikh vector
FORMULA CSRepetitions-PT-10-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 1305 out of 1311 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1311/1311 places, 2300/2300 transitions.
Applied a total of 0 rules in 128 ms. Remains 1311 /1311 variables (removed 0) and now considering 2300/2300 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1311/1311 places, 2300/2300 transitions.
Incomplete random walk after 1000000 steps, including 5450 resets, run finished after 10695 ms. (steps per millisecond=93 ) properties seen :[0, 0, 1, 1]
FORMULA CSRepetitions-PT-10-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CSRepetitions-PT-10-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 23826 steps, including 1 resets, run timeout after 5017 ms. (steps per millisecond=4 ) properties seen :[1, 0]
FORMULA CSRepetitions-PT-10-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 1000001 steps, including 57 resets, run finished after 2440 ms. (steps per millisecond=409 ) properties seen :[0]
// Phase 1: matrix 2300 rows 1311 cols
[2020-06-03 08:38:27] [INFO ] Computed 110 place invariants in 24 ms
[2020-06-03 08:38:27] [INFO ] [Real]Absence check using 110 positive place invariants in 66 ms returned sat
[2020-06-03 08:38:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 08:38:31] [INFO ] [Real]Absence check using state equation in 4572 ms returned sat
[2020-06-03 08:38:31] [INFO ] State equation strengthened by 100 read => feed constraints.
[2020-06-03 08:38:32] [INFO ] [Real]Added 100 Read/Feed constraints in 28 ms returned sat
[2020-06-03 08:38:32] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 08:38:32] [INFO ] [Nat]Absence check using 110 positive place invariants in 123 ms returned sat
[2020-06-03 08:38:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 08:38:36] [INFO ] [Nat]Absence check using state equation in 4054 ms returned sat
[2020-06-03 08:38:36] [INFO ] [Nat]Added 100 Read/Feed constraints in 123 ms returned sat
[2020-06-03 08:38:36] [INFO ] Computed and/alt/rep : 2200/3200/2200 causal constraints in 210 ms.
[2020-06-03 08:38:43] [INFO ] Added : 275 causal constraints over 55 iterations in 6929 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 44 ms.
Incomplete Parikh walk after 41800 steps, including 231 resets, run finished after 448 ms. (steps per millisecond=93 ) properties seen :[0] could not realise parikh vector
Support contains 21 out of 1311 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1311/1311 places, 2300/2300 transitions.
Drop transitions removed 96 transitions
Reduce isomorphic transitions removed 96 transitions.
Iterating post reduction 0 with 96 rules applied. Total rules applied 96 place count 1311 transition count 2204
Performed 92 Post agglomeration using F-continuation condition.Transition count delta: 92
Deduced a syphon composed of 92 places in 7 ms
Reduce places removed 184 places and 0 transitions.
Iterating global reduction 1 with 276 rules applied. Total rules applied 372 place count 1127 transition count 2112
Symmetric choice reduction at 1 with 910 rule applications. Total rules 1282 place count 1127 transition count 2112
Deduced a syphon composed of 910 places in 17 ms
Reduce places removed 910 places and 910 transitions.
Iterating global reduction 1 with 1820 rules applied. Total rules applied 3102 place count 217 transition count 1202
Symmetric choice reduction at 1 with 87 rule applications. Total rules 3189 place count 217 transition count 1202
Deduced a syphon composed of 87 places in 1 ms
Reduce places removed 87 places and 870 transitions.
Iterating global reduction 1 with 174 rules applied. Total rules applied 3363 place count 130 transition count 332
Ensure Unique test removed 87 transitions
Reduce isomorphic transitions removed 87 transitions.
Iterating post reduction 1 with 87 rules applied. Total rules applied 3450 place count 130 transition count 245
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 3466 place count 122 transition count 237
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 3467 place count 122 transition count 236
Reduce places removed 1 places and 0 transitions.
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 3476 place count 121 transition count 228
Applied a total of 3476 rules in 371 ms. Remains 121 /1311 variables (removed 1190) and now considering 228/2300 (removed 2072) transitions.
Finished structural reductions, in 1 iterations. Remains : 121/1311 places, 228/2300 transitions.
Incomplete random walk after 1000000 steps, including 7613 resets, run finished after 1574 ms. (steps per millisecond=635 ) properties seen :[0]
Finished Best-First random walk after 9478 steps, including 3 resets, run visited all 1 properties in 10 ms. (steps per millisecond=947 )
FORMULA CSRepetitions-PT-10-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_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="CSRepetitions-PT-10"
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 CSRepetitions-PT-10, 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 r182-oct2-158987914300703"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CSRepetitions-PT-10.tgz
mv CSRepetitions-PT-10 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 ;