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-oct2-159033547700519.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-S03D1C1A08, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r228-oct2-159033547700519
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 52M
-rw-r--r-- 1 mcc users 4.7K May 14 05:07 CTLCardinality.txt
-rw-r--r-- 1 mcc users 22K May 14 05:07 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K May 13 23:06 CTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 13 23:05 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.4K May 14 10:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K 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 17K May 14 10:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 12 20:42 NewModel
-rw-r--r-- 1 mcc users 4.3K May 13 16:11 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K May 13 16:11 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.4K May 13 11:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 16K May 13 11:55 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 52M 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-S03D1C1A08-ReachabilityFireability-00
FORMULA_NAME ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-01
FORMULA_NAME ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-02
FORMULA_NAME ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-03
FORMULA_NAME ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-04
FORMULA_NAME ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-05
FORMULA_NAME ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-06
FORMULA_NAME ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-07
FORMULA_NAME ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-08
FORMULA_NAME ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-09
FORMULA_NAME ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-10
FORMULA_NAME ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-11
FORMULA_NAME ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-12
FORMULA_NAME ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-13
FORMULA_NAME ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-14
FORMULA_NAME ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591307541603

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 21:52:23] [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]
[2020-06-04 21:52:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 21:52:25] [INFO ] Load time of PNML (sax parser for PT used): 1325 ms
[2020-06-04 21:52:25] [INFO ] Transformed 49206 places.
[2020-06-04 21:52:25] [INFO ] Transformed 68887 transitions.
[2020-06-04 21:52:25] [INFO ] Parsed PT model containing 49206 places and 68887 transitions in 1597 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 360 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 69 resets, run finished after 3587 ms. (steps per millisecond=2 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 0, 0, 1, 0]
FORMULA ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 2272 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 2345 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 2219 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 2199 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 2309 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 2259 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0]
FORMULA ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 2265 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 2277 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 2271 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 2270 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 2313 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 2335 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 68887 rows 49206 cols
[2020-06-04 21:54:09] [INFO ] Invariants computation overflowed in 72880 ms
[2020-06-04 21:54:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:54:14] [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 (>= t44747 0)") while checking expression at index 0
[2020-06-04 21:54:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:54:19] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 1
[2020-06-04 21:54:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:54:24] [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 (>= t56262 0)") while checking expression at index 2
[2020-06-04 21:54:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:54:29] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 3
[2020-06-04 21:54:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:54:34] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 4
[2020-06-04 21:54:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:54:39] [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 (>= t61153 0)") while checking expression at index 5
[2020-06-04 21:54:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:54:44] [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 (>= t56836 0)") while checking expression at index 6
[2020-06-04 21:54:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:54:49] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 7
[2020-06-04 21:54:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:54:54] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 8
[2020-06-04 21:54:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:54:59] [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 (>= t57099 0)") while checking expression at index 9
[2020-06-04 21:55:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 21:55:04] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 10
Support contains 98 out of 49206 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 49206/49206 places, 68887/68887 transitions.
Discarding 48709 places :
Also discarding 67778 output transitions
Drop transitions removed 67778 transitions
Graph (complete) has 29523 edges and 49206 vertex of which 497 are kept as prefixes of interest. Removing 48709 places using SCC suffix rule.178 ms
Drop transitions removed 642 transitions
Reduce isomorphic transitions removed 642 transitions.
Performed 115 Post agglomeration using F-continuation condition.Transition count delta: 115
Iterating post reduction 0 with 757 rules applied. Total rules applied 758 place count 497 transition count 352
Reduce places removed 115 places and 0 transitions.
Iterating post reduction 1 with 115 rules applied. Total rules applied 873 place count 382 transition count 352
Performed 50 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 50 Pre rules applied. Total rules applied 873 place count 382 transition count 302
Deduced a syphon composed of 50 places in 0 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 2 with 100 rules applied. Total rules applied 973 place count 332 transition count 302
Symmetric choice reduction at 2 with 51 rule applications. Total rules 1024 place count 332 transition count 302
Deduced a syphon composed of 51 places in 0 ms
Reduce places removed 51 places and 51 transitions.
Iterating global reduction 2 with 102 rules applied. Total rules applied 1126 place count 281 transition count 251
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 1192 place count 248 transition count 218
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 1193 place count 247 transition count 217
Applied a total of 1193 rules in 286 ms. Remains 247 /49206 variables (removed 48959) and now considering 217/68887 (removed 68670) transitions.
Finished structural reductions, in 1 iterations. Remains : 247/49206 places, 217/68887 transitions.
Finished random walk after 28780 steps, including 212 resets, run visited all 11 properties in 131 ms. (steps per millisecond=219 )
FORMULA ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S03D1C1A08-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S03D1C1A08-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-S03D1C1A08"
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-S03D1C1A08, 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-oct2-159033547700519"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ViralEpidemic-PT-S03D1C1A08.tgz
mv ViralEpidemic-PT-S03D1C1A08 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 ;