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-oct2-159033547800567.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-S08D1C2A04, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r228-oct2-159033547800567
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 54M
-rw-r--r-- 1 mcc users 3.8K May 14 05:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 17K May 14 05:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.4K May 13 23:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 21K May 13 23:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.6K 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 2.5K May 14 10:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 14 10:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 12 20:42 NewModel
-rw-r--r-- 1 mcc users 4.2K May 13 16:36 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K May 13 16:36 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.7K May 13 12:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 20K May 13 12:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 13 16:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K 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 54M 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-S08D1C2A04-ReachabilityFireability-00
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-01
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-02
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-03
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-04
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-05
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-06
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-07
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-08
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-09
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-10
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-11
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-12
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-13
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-14
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591311768754

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 23:02:50] [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 23:02:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 23:02:52] [INFO ] Load time of PNML (sax parser for PT used): 1469 ms
[2020-06-04 23:02:52] [INFO ] Transformed 46811 places.
[2020-06-04 23:02:52] [INFO ] Transformed 79577 transitions.
[2020-06-04 23:02:52] [INFO ] Parsed PT model containing 46811 places and 79577 transitions in 1766 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 216 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 2 resets, run finished after 2492 ms. (steps per millisecond=4 ) properties seen :[1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 1, 1]
FORMULA ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 1123 ms. (steps per millisecond=8 ) properties seen :[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 1151 ms. (steps per millisecond=8 ) properties seen :[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 1220 ms. (steps per millisecond=8 ) properties seen :[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 1084 ms. (steps per millisecond=9 ) properties seen :[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 1195 ms. (steps per millisecond=8 ) properties seen :[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 1095 ms. (steps per millisecond=9 ) properties seen :[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 1125 ms. (steps per millisecond=8 ) properties seen :[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 1155 ms. (steps per millisecond=8 ) properties seen :[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 1087 ms. (steps per millisecond=9 ) properties seen :[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 1173 ms. (steps per millisecond=8 ) properties seen :[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 1067 ms. (steps per millisecond=9 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 79577 rows 46811 cols
[2020-06-04 23:04:16] [INFO ] Computed 1 place invariants in 68063 ms
[2020-06-04 23:04:21] [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 0
[2020-06-04 23:04:26] [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 (>= s36054 0)") while checking expression at index 1
[2020-06-04 23:04:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 23:04:31] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 1899 ms returned unknown
[2020-06-04 23:04:36] [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 (>= s36776 0)") while checking expression at index 3
[2020-06-04 23:04:41] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 23:04:41] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 2031 ms returned unknown
[2020-06-04 23:04:46] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 23:04:46] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 1829 ms returned unknown
[2020-06-04 23:04:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 23:04:51] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 2062 ms returned unknown
[2020-06-04 23:04:56] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 23:04:56] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 940 ms returned unknown
[2020-06-04 23:05:01] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 23:05:01] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 2089 ms returned unknown
[2020-06-04 23:05:06] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 23:05:06] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 2042 ms returned unknown
[2020-06-04 23:05:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 23:05:11] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 2656 ms returned unknown
Support contains 120 out of 46811 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 46811/46811 places, 79577/79577 transitions.
Discarding 46062 places :
Also discarding 78080 output transitions
Drop transitions removed 78080 transitions
Graph (complete) has 37448 edges and 46811 vertex of which 749 are kept as prefixes of interest. Removing 46062 places using SCC suffix rule.677 ms
Drop transitions removed 796 transitions
Reduce isomorphic transitions removed 796 transitions.
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Iterating post reduction 0 with 820 rules applied. Total rules applied 821 place count 749 transition count 677
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 845 place count 725 transition count 677
Performed 51 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 51 Pre rules applied. Total rules applied 845 place count 725 transition count 626
Deduced a syphon composed of 51 places in 0 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 2 with 102 rules applied. Total rules applied 947 place count 674 transition count 626
Symmetric choice reduction at 2 with 346 rule applications. Total rules 1293 place count 674 transition count 626
Deduced a syphon composed of 346 places in 0 ms
Reduce places removed 346 places and 346 transitions.
Iterating global reduction 2 with 692 rules applied. Total rules applied 1985 place count 328 transition count 280
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: 19
Deduced a syphon composed of 19 places in 0 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 2 with 38 rules applied. Total rules applied 2023 place count 309 transition count 261
Free-agglomeration rule applied 4 times.
Iterating global reduction 2 with 4 rules applied. Total rules applied 2027 place count 309 transition count 257
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 2031 place count 305 transition count 257
Partial Post-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 2033 place count 305 transition count 257
Symmetric choice reduction at 3 with 2 rule applications. Total rules 2035 place count 305 transition count 257
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 2039 place count 303 transition count 255
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 2040 place count 302 transition count 254
Applied a total of 2040 rules in 1109 ms. Remains 302 /46811 variables (removed 46509) and now considering 254/79577 (removed 79323) transitions.
Finished structural reductions, in 1 iterations. Remains : 302/46811 places, 254/79577 transitions.
Finished random walk after 36806 steps, including 188 resets, run visited all 11 properties in 564 ms. (steps per millisecond=65 )
FORMULA ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S08D1C2A04-ReachabilityFireability-01 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-S08D1C2A04"
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-S08D1C2A04, 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-oct2-159033547800567"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ViralEpidemic-PT-S08D1C2A04.tgz
mv ViralEpidemic-PT-S08D1C2A04 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 ;