Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2020-input.r168-smll-158987806500278.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2020-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.......................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is CloudDeployment-PT-2b, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r168-smll-158987806500278
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 340K
-rw-r--r-- 1 mcc users 3.8K Mar 30 01:07 CTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Mar 30 01:07 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 28 15:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 15K Mar 28 15:25 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Apr 8 14:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Apr 8 14:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 14K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Mar 27 08:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 27 08:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 26 07:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 11K Mar 26 07:42 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 28 14:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 28 14:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 166K Mar 24 05:37 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 CloudDeployment-PT-2b-ReachabilityCardinality-00
FORMULA_NAME CloudDeployment-PT-2b-ReachabilityCardinality-01
FORMULA_NAME CloudDeployment-PT-2b-ReachabilityCardinality-02
FORMULA_NAME CloudDeployment-PT-2b-ReachabilityCardinality-03
FORMULA_NAME CloudDeployment-PT-2b-ReachabilityCardinality-04
FORMULA_NAME CloudDeployment-PT-2b-ReachabilityCardinality-05
FORMULA_NAME CloudDeployment-PT-2b-ReachabilityCardinality-06
FORMULA_NAME CloudDeployment-PT-2b-ReachabilityCardinality-07
FORMULA_NAME CloudDeployment-PT-2b-ReachabilityCardinality-08
FORMULA_NAME CloudDeployment-PT-2b-ReachabilityCardinality-09
FORMULA_NAME CloudDeployment-PT-2b-ReachabilityCardinality-10
FORMULA_NAME CloudDeployment-PT-2b-ReachabilityCardinality-11
FORMULA_NAME CloudDeployment-PT-2b-ReachabilityCardinality-12
FORMULA_NAME CloudDeployment-PT-2b-ReachabilityCardinality-13
FORMULA_NAME CloudDeployment-PT-2b-ReachabilityCardinality-14
FORMULA_NAME CloudDeployment-PT-2b-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1591269700325

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 11:21:43] [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 11:21:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 11:21:43] [INFO ] Load time of PNML (sax parser for PT used): 127 ms
[2020-06-04 11:21:43] [INFO ] Transformed 556 places.
[2020-06-04 11:21:43] [INFO ] Transformed 684 transitions.
[2020-06-04 11:21:43] [INFO ] Found NUPN structural information;
[2020-06-04 11:21:43] [INFO ] Parsed PT model containing 556 places and 684 transitions in 188 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 54 ms.
Working with output stream class java.io.PrintStream
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 152 resets, run finished after 85 ms. (steps per millisecond=117 ) properties seen :[1, 1, 0, 0, 1, 1, 0, 1, 1]
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 34 resets, run finished after 34 ms. (steps per millisecond=294 ) properties seen :[1, 0, 0]
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-03 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 19 ms. (steps per millisecond=526 ) properties seen :[0, 0]
Incomplete Best-First random walk after 10001 steps, including 37 resets, run finished after 20 ms. (steps per millisecond=500 ) properties seen :[0, 0]
// Phase 1: matrix 684 rows 556 cols
[2020-06-04 11:21:43] [INFO ] Computed 9 place invariants in 26 ms
[2020-06-04 11:21:43] [INFO ] [Real]Absence check using 0 positive and 9 generalized place invariants in 42 ms returned sat
[2020-06-04 11:21:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 11:21:44] [INFO ] [Real]Absence check using state equation in 943 ms returned sat
[2020-06-04 11:21:45] [INFO ] Computed and/alt/rep : 683/1641/683 causal constraints in 83 ms.
[2020-06-04 11:21:45] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 11:21:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 11:21:50] [INFO ] [Nat]Absence check using 0 positive and 9 generalized place invariants in 4864 ms returned (error "Solver has unexpectedly terminated")
[2020-06-04 11:21:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 11:21:50] [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 0
[2020-06-04 11:21:50] [INFO ] [Real]Absence check using 0 positive and 9 generalized place invariants in 74 ms returned sat
[2020-06-04 11:21:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 11:21:52] [INFO ] [Real]Absence check using state equation in 1354 ms returned sat
[2020-06-04 11:21:52] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 11:21:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 11:21:57] [INFO ] [Nat]Absence check using 0 positive and 9 generalized place invariants in 4943 ms returned unknown
Support contains 3 out of 556 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 556/556 places, 684/684 transitions.
Graph (trivial) has 563 edges and 556 vertex of which 168 / 556 are part of one of the 16 SCC in 14 ms
Free SCC test removed 152 places
Discarding 16 places :
Also discarding 18 output transitions
Drop transitions removed 18 transitions
Graph (complete) has 922 edges and 404 vertex of which 388 are kept as prefixes of interest. Removing 16 places using SCC suffix rule.12 ms
Drop transitions removed 194 transitions
Reduce isomorphic transitions removed 194 transitions.
Performed 201 Post agglomeration using F-continuation condition.Transition count delta: 201
Iterating post reduction 0 with 395 rules applied. Total rules applied 397 place count 388 transition count 271
Reduce places removed 201 places and 0 transitions.
Iterating post reduction 1 with 201 rules applied. Total rules applied 598 place count 187 transition count 271
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 598 place count 187 transition count 263
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 614 place count 179 transition count 263
Symmetric choice reduction at 2 with 57 rule applications. Total rules 671 place count 179 transition count 263
Deduced a syphon composed of 57 places in 1 ms
Reduce places removed 57 places and 57 transitions.
Iterating global reduction 2 with 114 rules applied. Total rules applied 785 place count 122 transition count 206
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 787 place count 122 transition count 204
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 9 Pre rules applied. Total rules applied 787 place count 122 transition count 195
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 805 place count 113 transition count 195
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Deduced a syphon composed of 30 places in 0 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 3 with 60 rules applied. Total rules applied 865 place count 83 transition count 165
Performed 14 Post agglomeration using F-continuation condition with reduction of 16 identical transitions.
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 893 place count 69 transition count 193
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 899 place count 69 transition count 187
Free-agglomeration rule applied 20 times with reduction of 2 identical transitions.
Iterating global reduction 4 with 20 rules applied. Total rules applied 919 place count 69 transition count 165
Reduce places removed 20 places and 0 transitions.
Drop transitions removed 15 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 4 with 41 rules applied. Total rules applied 960 place count 49 transition count 144
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 961 place count 49 transition count 144
Partial Post-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 5 with 2 rules applied. Total rules applied 963 place count 49 transition count 144
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 965 place count 49 transition count 142
Drop transitions removed 43 transitions
Redundant transition composition rules discarded 43 transitions
Iterating global reduction 6 with 43 rules applied. Total rules applied 1008 place count 49 transition count 99
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 1009 place count 48 transition count 98
Applied a total of 1009 rules in 194 ms. Remains 48 /556 variables (removed 508) and now considering 98/684 (removed 586) transitions.
Finished structural reductions, in 1 iterations. Remains : 48/556 places, 98/684 transitions.
Finished random walk after 9891 steps, including 378 resets, run visited all 2 properties in 48 ms. (steps per millisecond=206 )
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-06 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="CloudDeployment-PT-2b"
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 CloudDeployment-PT-2b, 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 r168-smll-158987806500278"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudDeployment-PT-2b.tgz
mv CloudDeployment-PT-2b 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 ;