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.r228-oct2-159033547700479.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 ViralEpidemic-PT-S02D1C1A10, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r228-oct2-159033547700479
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 8.3M
-rw-r--r-- 1 mcc users 4.4K May 14 04:12 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K May 14 04:12 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.4K May 13 22:11 CTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 13 22:11 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.1K May 14 10:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 14 10:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K May 14 10:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K May 14 10:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 12 20:42 NewModel
-rw-r--r-- 1 mcc users 4.8K May 13 15:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 20K May 13 15:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.4K May 13 11:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K May 13 11:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K May 13 16:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 13 16:53 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 12 20:42 equiv_col
-rw-r--r-- 1 mcc users 11 May 12 20:42 instance
-rw-r--r-- 1 mcc users 6 May 12 20:42 iscolored
-rw-r--r-- 1 mcc users 8.1M May 12 20:42 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 ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-00
FORMULA_NAME ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-01
FORMULA_NAME ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-02
FORMULA_NAME ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-03
FORMULA_NAME ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-04
FORMULA_NAME ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-05
FORMULA_NAME ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-06
FORMULA_NAME ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-07
FORMULA_NAME ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-08
FORMULA_NAME ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-09
FORMULA_NAME ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-10
FORMULA_NAME ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-11
FORMULA_NAME ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-12
FORMULA_NAME ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-13
FORMULA_NAME ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-14
FORMULA_NAME ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591304228647

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 20:57:11] [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 20:57:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 20:57:11] [INFO ] Load time of PNML (sax parser for PT used): 349 ms
[2020-06-04 20:57:11] [INFO ] Transformed 8189 places.
[2020-06-04 20:57:11] [INFO ] Transformed 10235 transitions.
[2020-06-04 20:57:11] [INFO ] Parsed PT model containing 8189 places and 10235 transitions in 432 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 130 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 940 resets, run finished after 1525 ms. (steps per millisecond=6 ) properties seen :[0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 0, 1, 1]
FORMULA ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 162 resets, run finished after 562 ms. (steps per millisecond=17 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 150 resets, run finished after 550 ms. (steps per millisecond=18 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0]
FORMULA ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 133 resets, run finished after 524 ms. (steps per millisecond=19 ) properties seen :[0, 0, 0, 1, 0, 0, 0, 0, 0, 0]
FORMULA ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 152 resets, run finished after 599 ms. (steps per millisecond=16 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 157 resets, run finished after 511 ms. (steps per millisecond=19 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 156 resets, run finished after 496 ms. (steps per millisecond=20 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 137 resets, run finished after 482 ms. (steps per millisecond=20 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 144 resets, run finished after 503 ms. (steps per millisecond=19 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 112 resets, run finished after 488 ms. (steps per millisecond=20 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 10235 rows 8189 cols
[2020-06-04 20:57:20] [INFO ] Invariants computation overflowed in 1891 ms
[2020-06-04 20:57:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 20:57:25] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream closed (= s175 (- t214 (+ t216 t217)))") while checking expression at index 0
[2020-06-04 20:57:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 20:57:30] [INFO ] [Real]Absence check using state equation in 4455 ms returned (error "Solver has unexpectedly terminated")
[2020-06-04 20:57:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 20:57:35] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 20:57:35] [INFO ] [Real]Absence check using state equation in 4537 ms returned (error "Failed to check-sat")
[2020-06-04 20:57:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 20:57:40] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (= s304 (- 1 (+ t383 t387)))") while checking expression at index 3
[2020-06-04 20:57:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 20:57:45] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 20:57:45] [INFO ] [Real]Absence check using state equation in 4585 ms returned (error "Failed to check-sat")
[2020-06-04 20:57:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 20:57:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 20:57:50] [INFO ] [Real]Absence check using state equation in 4351 ms returned (error "Failed to check-sat")
[2020-06-04 20:57:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 20:57:55] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 20:57:55] [INFO ] [Real]Absence check using state equation in 3828 ms returned (error "Failed to check-sat")
[2020-06-04 20:57:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 20:58:00] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (= s202 (- t250 (+ t251 t252 t256)))") while checking expression at index 7
[2020-06-04 20:58:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 20:58:05] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 20:58:05] [INFO ] [Real]Absence check using state equation in 4249 ms returned (error "Failed to check-sat")
Support contains 67 out of 8189 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 8189/8189 places, 10235/10235 transitions.
Discarding 7859 places :
Also discarding 9485 output transitions
Drop transitions removed 9485 transitions
Graph (complete) has 4094 edges and 8189 vertex of which 330 are kept as prefixes of interest. Removing 7859 places using SCC suffix rule.61 ms
Drop transitions removed 436 transitions
Reduce isomorphic transitions removed 436 transitions.
Performed 89 Post agglomeration using F-continuation condition.Transition count delta: 89
Iterating post reduction 0 with 525 rules applied. Total rules applied 526 place count 330 transition count 225
Reduce places removed 89 places and 0 transitions.
Iterating post reduction 1 with 89 rules applied. Total rules applied 615 place count 241 transition count 225
Performed 33 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 33 Pre rules applied. Total rules applied 615 place count 241 transition count 192
Deduced a syphon composed of 33 places in 1 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 2 with 66 rules applied. Total rules applied 681 place count 208 transition count 192
Symmetric choice reduction at 2 with 5 rule applications. Total rules 686 place count 208 transition count 192
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 5 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 696 place count 203 transition count 187
Performed 33 Post agglomeration using F-continuation condition.Transition count delta: 33
Deduced a syphon composed of 33 places in 0 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 2 with 66 rules applied. Total rules applied 762 place count 170 transition count 154
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 763 place count 169 transition count 153
Applied a total of 763 rules in 143 ms. Remains 169 /8189 variables (removed 8020) and now considering 153/10235 (removed 10082) transitions.
Finished structural reductions, in 1 iterations. Remains : 169/8189 places, 153/10235 transitions.
Finished random walk after 73121 steps, including 784 resets, run visited all 9 properties in 246 ms. (steps per millisecond=297 )
FORMULA ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S02D1C1A10-ReachabilityFireability-00 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="ViralEpidemic-PT-S02D1C1A10"
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 ViralEpidemic-PT-S02D1C1A10, 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 r228-oct2-159033547700479"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ViralEpidemic-PT-S02D1C1A10.tgz
mv ViralEpidemic-PT-S02D1C1A10 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 ;