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-oct2-159033547800590.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 ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r228-oct2-159033547800590
=====================================================================

--------------------
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-ReachabilityCardinality-00
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-01
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-02
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-03
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-04
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-05
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-06
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-07
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-08
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-09
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-10
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-11
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-12
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-13
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-14
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1591314292990

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 23:44:54] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2020-06-04 23:44:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 23:44:57] [INFO ] Load time of PNML (sax parser for PT used): 2138 ms
[2020-06-04 23:44:57] [INFO ] Transformed 78643 places.
[2020-06-04 23:44:57] [INFO ] Transformed 144177 transitions.
[2020-06-04 23:44:57] [INFO ] Parsed PT model containing 78643 places and 144177 transitions in 2572 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 461 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 1 resets, run finished after 4331 ms. (steps per millisecond=2 ) properties seen :[0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 1]
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 1030 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 1030 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 1005 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 1049 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 1081 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 1051 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 1027 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 1024 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 1077 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 1050 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 1080 ms. (steps per millisecond=9 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 144177 rows 78643 cols
[2020-06-04 23:48:13] [INFO ] Invariants computation overflowed in 179263 ms
[2020-06-04 23:48:18] [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 (>= s53322 0)") while checking expression at index 0
[2020-06-04 23:48:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 23:48:23] [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 (>= t19861 0)") while checking expression at index 1
[2020-06-04 23:48:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 23:48:28] [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 (>= t6033 0)") while checking expression at index 2
[2020-06-04 23:48:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 23:48:33] [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 (>= t8841 0)") while checking expression at index 3
[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 "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 4
[2020-06-04 23:48:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[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 5
[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 "Failed to assert expression: java.io.IOException: Broken pipe (>= s76463 0)") while checking expression at index 6
[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 "Failed to assert expression: java.io.IOException: Broken pipe (>= t19065 0)") while checking expression at index 7
[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 "Failed to assert expression: java.io.IOException: Broken pipe (>= t8483 0)") while checking expression at index 8
[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 (>= s50392 0)") while checking expression at index 9
[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 "Failed to assert expression: java.io.IOException: Broken pipe (>= s65103 0)") while checking expression at index 10
Support contains 44 out of 78643 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 78643/78643 places, 144177/144177 transitions.
Discarding 78386 places :
Also discarding 142477 output transitions
Drop transitions removed 142477 transitions
Graph (complete) has 69904 edges and 78643 vertex of which 257 are kept as prefixes of interest. Removing 78386 places using SCC suffix rule.403 ms
Drop transitions removed 1484 transitions
Reduce isomorphic transitions removed 1484 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 0 with 1486 rules applied. Total rules applied 1487 place count 257 transition count 214
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 1489 place count 255 transition count 214
Performed 32 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 32 Pre rules applied. Total rules applied 1489 place count 255 transition count 182
Deduced a syphon composed of 32 places in 1 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 2 with 64 rules applied. Total rules applied 1553 place count 223 transition count 182
Symmetric choice reduction at 2 with 72 rule applications. Total rules 1625 place count 223 transition count 182
Deduced a syphon composed of 72 places in 0 ms
Reduce places removed 72 places and 72 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 1769 place count 151 transition count 110
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 0 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 2 with 40 rules applied. Total rules applied 1809 place count 131 transition count 90
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 1810 place count 130 transition count 89
Ensure Unique test removed 2 places
Iterating post reduction 2 with 2 rules applied. Total rules applied 1812 place count 128 transition count 89
Applied a total of 1812 rules in 571 ms. Remains 128 /78643 variables (removed 78515) and now considering 89/144177 (removed 144088) transitions.
Finished structural reductions, in 1 iterations. Remains : 128/78643 places, 89/144177 transitions.
Incomplete random walk after 1000000 steps, including 10526 resets, run finished after 2085 ms. (steps per millisecond=479 ) properties seen :[0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1]
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 375 resets, run finished after 1047 ms. (steps per millisecond=955 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 371 resets, run finished after 905 ms. (steps per millisecond=1104 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 371 resets, run finished after 911 ms. (steps per millisecond=1097 ) properties seen :[0, 0, 0]
// Phase 1: matrix 89 rows 128 cols
[2020-06-04 23:49:14] [INFO ] Computed 39 place invariants in 1 ms
[2020-06-04 23:49:14] [INFO ] [Real]Absence check using 0 positive and 39 generalized place invariants in 63 ms returned sat
[2020-06-04 23:49:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 23:49:14] [INFO ] [Real]Absence check using state equation in 154 ms returned unsat
[2020-06-04 23:49:14] [INFO ] [Real]Absence check using 0 positive and 39 generalized place invariants in 9 ms returned sat
[2020-06-04 23:49:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 23:49:14] [INFO ] [Real]Absence check using state equation in 271 ms returned unsat
[2020-06-04 23:49:14] [INFO ] [Real]Absence check using 0 positive and 39 generalized place invariants in 10 ms returned sat
[2020-06-04 23:49:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 23:49:14] [INFO ] [Real]Absence check using state equation in 30 ms returned unsat
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-03 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-02 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA ViralEpidemic-PT-S16D2C4A03-ReachabilityCardinality-00 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
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="ReachabilityCardinality"
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 ReachabilityCardinality"
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-oct2-159033547800590"
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 [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;