Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2021-input.r056-oct2-162038334600139.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2021-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 gold2020
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 r056-oct2-162038334600139
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 13K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 116K May 10 09:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.1K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 82K May 10 09:42 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.2K Mar 28 15:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Mar 28 15:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 28 15:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 28 15:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 23 03:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 23K Mar 23 03:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Mar 22 12:34 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Mar 22 12:34 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 22 09:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 22 09:10 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 3 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 166K May 5 16:51 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 1620899412438

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-13 09:50:14] [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]
[2021-05-13 09:50:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-13 09:50:14] [INFO ] Load time of PNML (sax parser for PT used): 104 ms
[2021-05-13 09:50:14] [INFO ] Transformed 556 places.
[2021-05-13 09:50:14] [INFO ] Transformed 684 transitions.
[2021-05-13 09:50:14] [INFO ] Found NUPN structural information;
[2021-05-13 09:50:14] [INFO ] Parsed PT model containing 556 places and 684 transitions in 165 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 34 ms.
Working with output stream class java.io.PrintStream
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-12 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 163 resets, run finished after 53 ms. (steps per millisecond=188 ) properties seen :[1, 0, 1, 0, 1, 0, 0, 1, 0]
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 27 resets, run finished after 16 ms. (steps per millisecond=625 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 33 resets, run finished after 11 ms. (steps per millisecond=909 ) properties seen :[0, 0, 0, 0, 1]
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-13 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 36 resets, run finished after 18 ms. (steps per millisecond=555 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 34 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties seen :[0, 0, 0, 0]
// Phase 1: matrix 684 rows 556 cols
[2021-05-13 09:50:15] [INFO ] Computed 9 place invariants in 14 ms
[2021-05-13 09:50:15] [INFO ] [Real]Absence check using 0 positive and 9 generalized place invariants in 29 ms returned sat
[2021-05-13 09:50:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 09:50:15] [INFO ] [Real]Absence check using state equation in 615 ms returned sat
[2021-05-13 09:50:15] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 09:50:20] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 09:50:20] [INFO ] [Nat]Absence check using 0 positive and 9 generalized place invariants in 4906 ms returned unknown
[2021-05-13 09:50:21] [INFO ] [Real]Absence check using 0 positive and 9 generalized place invariants in 60 ms returned sat
[2021-05-13 09:50:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 09:50:21] [INFO ] [Real]Absence check using state equation in 801 ms returned sat
[2021-05-13 09:50:21] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 09:50:27] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 09:50:27] [INFO ] [Nat]Absence check using 0 positive and 9 generalized place invariants in 4888 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 09:50:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 09:50:27] [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 1
[2021-05-13 09:50:27] [INFO ] [Real]Absence check using 0 positive and 9 generalized place invariants in 23 ms returned sat
[2021-05-13 09:50:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 09:50:28] [INFO ] [Real]Absence check using state equation in 1388 ms returned sat
[2021-05-13 09:50:28] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 09:50:33] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 09:50:33] [INFO ] [Nat]Absence check using 0 positive and 9 generalized place invariants in 4969 ms returned unknown
[2021-05-13 09:50:33] [INFO ] [Real]Absence check using 0 positive and 9 generalized place invariants in 18 ms returned sat
[2021-05-13 09:50:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 09:50:34] [INFO ] [Real]Absence check using state equation in 617 ms returned sat
[2021-05-13 09:50:34] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 09:50:39] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 09:50:39] [INFO ] [Nat]Absence check using 0 positive and 9 generalized place invariants in 4946 ms returned unknown
Support contains 27 out of 556 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 556/556 places, 684/684 transitions.
Graph (trivial) has 507 edges and 556 vertex of which 93 / 556 are part of one of the 11 SCC in 28 ms
Free SCC test removed 82 places
Discarding 16 places :
Also discarding 18 output transitions
Drop transitions removed 18 transitions
Graph (complete) has 1008 edges and 474 vertex of which 458 are kept as prefixes of interest. Removing 16 places using SCC suffix rule.11 ms
Drop transitions removed 107 transitions
Reduce isomorphic transitions removed 107 transitions.
Performed 224 Post agglomeration using F-continuation condition.Transition count delta: 224
Iterating post reduction 0 with 331 rules applied. Total rules applied 333 place count 458 transition count 335
Reduce places removed 224 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 227 rules applied. Total rules applied 560 place count 234 transition count 332
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 561 place count 233 transition count 332
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 10 Pre rules applied. Total rules applied 561 place count 233 transition count 322
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 3 with 20 rules applied. Total rules applied 581 place count 223 transition count 322
Symmetric choice reduction at 3 with 56 rule applications. Total rules 637 place count 223 transition count 322
Deduced a syphon composed of 56 places in 0 ms
Reduce places removed 56 places and 56 transitions.
Iterating global reduction 3 with 112 rules applied. Total rules applied 749 place count 167 transition count 266
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 3 rules applied. Total rules applied 752 place count 167 transition count 263
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 753 place count 166 transition count 263
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 6 Pre rules applied. Total rules applied 753 place count 166 transition count 257
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 5 with 12 rules applied. Total rules applied 765 place count 160 transition count 257
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 36
Deduced a syphon composed of 36 places in 0 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 5 with 72 rules applied. Total rules applied 837 place count 124 transition count 221
Performed 18 Post agglomeration using F-continuation condition with reduction of 17 identical transitions.
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 5 with 36 rules applied. Total rules applied 873 place count 106 transition count 289
Free-agglomeration rule applied 18 times with reduction of 2 identical transitions.
Iterating global reduction 5 with 18 rules applied. Total rules applied 891 place count 106 transition count 269
Reduce places removed 18 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 28 rules applied. Total rules applied 919 place count 88 transition count 259
Partial Free-agglomeration rule applied 10 times.
Drop transitions removed 10 transitions
Iterating global reduction 6 with 10 rules applied. Total rules applied 929 place count 88 transition count 259
Partial Post-agglomeration rule applied 5 times.
Drop transitions removed 5 transitions
Iterating global reduction 6 with 5 rules applied. Total rules applied 934 place count 88 transition count 259
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 935 place count 88 transition count 258
Drop transitions removed 42 transitions
Redundant transition composition rules discarded 42 transitions
Iterating global reduction 7 with 42 rules applied. Total rules applied 977 place count 88 transition count 216
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 7 with 1 rules applied. Total rules applied 978 place count 87 transition count 215
Applied a total of 978 rules in 170 ms. Remains 87 /556 variables (removed 469) and now considering 215/684 (removed 469) transitions.
Finished structural reductions, in 1 iterations. Remains : 87/556 places, 215/684 transitions.
Incomplete random walk after 1000000 steps, including 20993 resets, run finished after 972 ms. (steps per millisecond=1028 ) properties seen :[1, 0, 1, 1]
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Finished Best-First random walk after 878484 steps, including 2848 resets, run visited all 1 properties in 327 ms. (steps per millisecond=2686 )
FORMULA CloudDeployment-PT-2b-ReachabilityCardinality-04 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_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="gold2020"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# 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 gold2020"
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 r056-oct2-162038334600139"
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 ;