Execution Chart

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

Trace from the execution

Formatting '/local/x2003239/mcc2020-input.r174-csrt-158987852900214.qcow2', fmt=qcow2 size=4294967296 backing_file=/local/x2003239/mcc2020-input.qcow2 encryption=off cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is NeighborGrid-PT-d5n4m1t35, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r174-csrt-158987852900214
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 59M
-rw-r--r-- 1 mcc users 3.8K Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 13K Apr 27 15:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Apr 27 15:14 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K Apr 27 15:14 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.4K Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 28 14:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 4.1K Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 27 15:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 27 15:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Apr 27 15:14 equiv_col
-rw-r--r-- 1 mcc users 10 Apr 27 15:14 instance
-rw-r--r-- 1 mcc users 6 Apr 27 15:14 iscolored
-rwxr-xr-x 1 mcc users 59M Apr 27 15:14 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 NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-00
FORMULA_NAME NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-01
FORMULA_NAME NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-02
FORMULA_NAME NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-03
FORMULA_NAME NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-04
FORMULA_NAME NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-05
FORMULA_NAME NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-06
FORMULA_NAME NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-07
FORMULA_NAME NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-08
FORMULA_NAME NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-09
FORMULA_NAME NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-10
FORMULA_NAME NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-11
FORMULA_NAME NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-12
FORMULA_NAME NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-13
FORMULA_NAME NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-14
FORMULA_NAME NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1591135327527

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-02 22:02:12] [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]
[2020-06-02 22:02:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-02 22:02:15] [INFO ] Load time of PNML (sax parser for PT used): 2716 ms
[2020-06-02 22:02:15] [INFO ] Transformed 1024 places.
[2020-06-02 22:02:15] [INFO ] Transformed 196608 transitions.
[2020-06-02 22:02:15] [INFO ] Parsed PT model containing 1024 places and 196608 transitions in 3288 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 660 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10005 steps, including 0 resets, run finished after 22093 ms. (steps per millisecond=0 ) properties seen :[0, 1, 0, 0, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1]
FORMULA NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 209 ms. (steps per millisecond=47 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 159 ms. (steps per millisecond=62 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 225 ms. (steps per millisecond=44 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 277 ms. (steps per millisecond=36 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 153 ms. (steps per millisecond=65 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 154 ms. (steps per millisecond=64 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 154 ms. (steps per millisecond=64 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 196608 rows 1024 cols
[2020-06-02 22:02:42] [INFO ] Computed 1 place invariants in 2376 ms
[2020-06-02 22:02:43] [INFO ] [Real]Absence check using 1 positive place invariants in 43 ms returned sat
[2020-06-02 22:02:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:02:47] [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
[2020-06-02 22:02:48] [INFO ] [Real]Absence check using 1 positive place invariants in 28 ms returned sat
[2020-06-02 22:02:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:02:52] [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
[2020-06-02 22:02:53] [INFO ] [Real]Absence check using 1 positive place invariants in 24 ms returned sat
[2020-06-02 22:02:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:02:57] [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 (>= t40117 0)") while checking expression at index 2
[2020-06-02 22:02:57] [INFO ] [Real]Absence check using 1 positive place invariants in 17 ms returned sat
[2020-06-02 22:02:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:03:02] [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 (>= t46322 0)") while checking expression at index 3
[2020-06-02 22:03:03] [INFO ] [Real]Absence check using 1 positive place invariants in 28 ms returned sat
[2020-06-02 22:03:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:03:07] [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
[2020-06-02 22:03:08] [INFO ] [Real]Absence check using 1 positive place invariants in 17 ms returned sat
[2020-06-02 22:03:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:03:12] [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
[2020-06-02 22:03:13] [INFO ] [Real]Absence check using 1 positive place invariants in 53 ms returned sat
[2020-06-02 22:03:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 22:03:17] [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
Support contains 28 out of 1024 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1024/1024 places, 196608/196608 transitions.
Graph (trivial) has 185998 edges and 1024 vertex of which 996 / 1024 are part of one of the 1 SCC in 350 ms
Free SCC test removed 995 places
Drop transitions removed 185998 transitions
Ensure Unique test removed 10412 transitions
Reduce isomorphic transitions removed 196410 transitions.
Iterating post reduction 0 with 196410 rules applied. Total rules applied 196411 place count 29 transition count 198
Drop transitions removed 52 transitions
Redundant transition composition rules discarded 52 transitions
Iterating global reduction 1 with 52 rules applied. Total rules applied 196463 place count 29 transition count 146
Applied a total of 196463 rules in 1810 ms. Remains 29 /1024 variables (removed 995) and now considering 146/196608 (removed 196462) transitions.
Finished structural reductions, in 1 iterations. Remains : 29/1024 places, 146/196608 transitions.
Incomplete random walk after 1000538 steps, including 0 resets, run finished after 205 ms. (steps per millisecond=4880 ) properties seen :[1, 1, 1, 1, 1, 0, 1]
FORMULA NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Finished Best-First random walk after 671 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=335 )
FORMULA NeighborGrid-PT-d5n4m1t35-ReachabilityCardinality-10 TRUE 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="NeighborGrid-PT-d5n4m1t35"
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 NeighborGrid-PT-d5n4m1t35, 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 r174-csrt-158987852900214"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NeighborGrid-PT-d5n4m1t35.tgz
mv NeighborGrid-PT-d5n4m1t35 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 ;