Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r284-smll-162123894500148.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2021-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 gold2020
Input is ViralEpidemic-PT-S04D1C1A04, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r284-smll-162123894500148
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.7M
-rw-r--r-- 1 mcc users 17K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 107K May 10 09:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 15K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 102K May 10 09:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K Mar 28 16:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 28 16:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 28 16:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 28 16:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.3K Mar 27 15:10 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K Mar 27 15:10 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 26 06:15 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K Mar 26 06:15 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Mar 22 08:17 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 22 08:17 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:52 equiv_col
-rw-r--r-- 1 mcc users 11 May 5 16:52 instance
-rw-r--r-- 1 mcc users 6 May 5 16:52 iscolored
-rw-r--r-- 1 mcc users 2.4M May 5 16:52 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-S04D1C1A04-ReachabilityFireability-00
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-01
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-02
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-03
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-04
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-05
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-06
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-07
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-08
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-09
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-10
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-11
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-12
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-13
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-14
FORMULA_NAME ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1621479676475

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-20 03:01:19] [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]
[2021-05-20 03:01:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-20 03:01:20] [INFO ] Load time of PNML (sax parser for PT used): 523 ms
[2021-05-20 03:01:20] [INFO ] Transformed 2047 places.
[2021-05-20 03:01:20] [INFO ] Transformed 3069 transitions.
[2021-05-20 03:01:20] [INFO ] Found NUPN structural information;
[2021-05-20 03:01:20] [INFO ] Parsed PT model containing 2047 places and 3069 transitions in 644 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 50 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 76 resets, run finished after 478 ms. (steps per millisecond=20 ) properties seen :[1, 1, 1, 1, 0, 0, 1, 0, 0, 1, 1, 0, 0, 1, 1, 0]
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 205 ms. (steps per millisecond=48 ) properties seen :[1, 0, 1, 0, 0, 0, 0]
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 202 ms. (steps per millisecond=49 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 218 ms. (steps per millisecond=45 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 235 ms. (steps per millisecond=42 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 196 ms. (steps per millisecond=51 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 196 ms. (steps per millisecond=51 ) properties seen :[0, 0, 0, 0, 1]
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
// Phase 1: matrix 3069 rows 2047 cols
[2021-05-20 03:01:22] [INFO ] Computed 1 place invariants in 506 ms
[2021-05-20 03:01:23] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 191 ms returned sat
[2021-05-20 03:01:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-20 03:01:27] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-20 03:01:27] [INFO ] [Real]Absence check using state equation in 4019 ms returned (error "Failed to check-sat")
[2021-05-20 03:01:28] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 119 ms returned sat
[2021-05-20 03:01:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-20 03:01:32] [INFO ] [Real]Absence check using state equation in 4495 ms returned (error "Solver has unexpectedly terminated")
[2021-05-20 03:01:33] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 165 ms returned sat
[2021-05-20 03:01:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-20 03:01:37] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-20 03:01:37] [INFO ] [Real]Absence check using state equation in 4378 ms returned (error "Failed to check-sat")
[2021-05-20 03:01:38] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 122 ms returned sat
[2021-05-20 03:01:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-20 03:01:42] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-20 03:01:42] [INFO ] [Real]Absence check using state equation in 4352 ms returned (error "Failed to check-sat")
Support contains 39 out of 2047 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2047/2047 places, 3069/3069 transitions.
Discarding 1894 places :
Also discarding 2776 output transitions
Drop transitions removed 2776 transitions
Graph (complete) has 1364 edges and 2047 vertex of which 153 are kept as prefixes of interest. Removing 1894 places using SCC suffix rule.45 ms
Drop transitions removed 150 transitions
Reduce isomorphic transitions removed 150 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 0 with 154 rules applied. Total rules applied 155 place count 153 transition count 139
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 159 place count 149 transition count 139
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 10 Pre rules applied. Total rules applied 159 place count 149 transition count 129
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 179 place count 139 transition count 129
Symmetric choice reduction at 2 with 33 rule applications. Total rules 212 place count 139 transition count 129
Deduced a syphon composed of 33 places in 0 ms
Reduce places removed 33 places and 33 transitions.
Iterating global reduction 2 with 66 rules applied. Total rules applied 278 place count 106 transition count 96
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 298 place count 96 transition count 86
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 299 place count 95 transition count 85
Applied a total of 299 rules in 123 ms. Remains 95 /2047 variables (removed 1952) and now considering 85/3069 (removed 2984) transitions.
Finished structural reductions, in 1 iterations. Remains : 95/2047 places, 85/3069 transitions.
Finished random walk after 28536 steps, including 567 resets, run visited all 4 properties in 133 ms. (steps per millisecond=214 )
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S04D1C1A04-ReachabilityFireability-05 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-S04D1C1A04"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="gold2020"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# 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 gold2020"
echo " Input is ViralEpidemic-PT-S04D1C1A04, 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 r284-smll-162123894500148"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ViralEpidemic-PT-S04D1C1A04.tgz
mv ViralEpidemic-PT-S04D1C1A04 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 ;