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-oct2-159033547800591.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-S16D2C4A03, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r228-oct2-159033547800591
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 101M
-rw-r--r-- 1 mcc users 4.5K May 14 05:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 21K May 14 05:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K May 13 23:46 CTLFireability.txt
-rw-r--r-- 1 mcc users 14K May 13 23:46 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 14 10:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K 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 4.1K May 13 16:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K May 13 16:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.8K May 13 12:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 19K May 13 12:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K May 13 16:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 13 16:54 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 101M 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-S16D2C4A03-ReachabilityFireability-00
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-01
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-02
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-03
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-04
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-05
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-06
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-07
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-08
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-09
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-10
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-11
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-12
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-13
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-14
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591314305923

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 23:45:08] [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 23:45:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 23:45:10] [INFO ] Load time of PNML (sax parser for PT used): 2520 ms
[2020-06-04 23:45:11] [INFO ] Transformed 78643 places.
[2020-06-04 23:45:11] [INFO ] Transformed 144177 transitions.
[2020-06-04 23:45:11] [INFO ] Parsed PT model containing 78643 places and 144177 transitions in 2995 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 691 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 1 resets, run finished after 5901 ms. (steps per millisecond=1 ) properties seen :[1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0]
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 1001 ms. (steps per millisecond=9 ) 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 1020 ms. (steps per millisecond=9 ) 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 992 ms. (steps per millisecond=10 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 942 ms. (steps per millisecond=10 ) 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 984 ms. (steps per millisecond=10 ) 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 972 ms. (steps per millisecond=10 ) 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 1032 ms. (steps per millisecond=9 ) 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 1055 ms. (steps per millisecond=9 ) 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 1031 ms. (steps per millisecond=9 ) 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 1193 ms. (steps per millisecond=8 ) 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 1057 ms. (steps per millisecond=9 ) 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 1036 ms. (steps per millisecond=9 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1]
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
// Phase 1: matrix 144177 rows 78643 cols
[2020-06-04 23:48:33] [INFO ] Invariants computation overflowed in 182116 ms
[2020-06-04 23:48:38] [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 (>= s66374 0)") while checking expression at index 0
[2020-06-04 23:48:43] [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 23:48:48] [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 2
[2020-06-04 23:48:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 23:48:53] [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 23:48:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 23:48:58] [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 23:49:03] [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 (>= s77143 0)") while checking expression at index 5
[2020-06-04 23:49:08] [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 6
[2020-06-04 23:49:13] [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 (>= s42557 0)") while checking expression at index 7
[2020-06-04 23:49:18] [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: Stream closed") while checking expression at index 8
[2020-06-04 23:49:23] [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 (>= s36327 0)") while checking expression at index 9
[2020-06-04 23:49:28] [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 (>= s40410 0)") while checking expression at index 10
Support contains 129 out of 78643 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 78643/78643 places, 144177/144177 transitions.
Discarding 77354 places :
Also discarding 141648 output transitions
Drop transitions removed 141648 transitions
Graph (complete) has 69904 edges and 78643 vertex of which 1289 are kept as prefixes of interest. Removing 77354 places using SCC suffix rule.575 ms
Drop transitions removed 1300 transitions
Reduce isomorphic transitions removed 1300 transitions.
Iterating post reduction 0 with 1300 rules applied. Total rules applied 1301 place count 1289 transition count 1229
Performed 47 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 47 Pre rules applied. Total rules applied 1301 place count 1289 transition count 1182
Deduced a syphon composed of 47 places in 0 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 1 with 94 rules applied. Total rules applied 1395 place count 1242 transition count 1182
Symmetric choice reduction at 1 with 896 rule applications. Total rules 2291 place count 1242 transition count 1182
Deduced a syphon composed of 896 places in 0 ms
Reduce places removed 896 places and 896 transitions.
Iterating global reduction 1 with 1792 rules applied. Total rules applied 4083 place count 346 transition count 286
Performed 22 Post agglomeration using F-continuation condition.Transition count delta: 22
Deduced a syphon composed of 22 places in 1 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 1 with 44 rules applied. Total rules applied 4127 place count 324 transition count 264
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 4128 place count 323 transition count 263
Applied a total of 4128 rules in 954 ms. Remains 323 /78643 variables (removed 78320) and now considering 263/144177 (removed 143914) transitions.
Finished structural reductions, in 1 iterations. Remains : 323/78643 places, 263/144177 transitions.
Finished random walk after 63849 steps, including 179 resets, run visited all 11 properties in 360 ms. (steps per millisecond=177 )
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityFireability-01 FALSE 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-S16D2C4A03"
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-S16D2C4A03, 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-oct2-159033547800591"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ViralEpidemic-PT-S16D2C4A03.tgz
mv ViralEpidemic-PT-S16D2C4A03 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 ;