Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2020-input.r178-tajo-158987883200999.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/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 Echo-PT-d05r03, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r178-tajo-158987883200999
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.2M
-rw-r--r-- 1 mcc users 3.5K Mar 31 14:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K Mar 31 14:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 31 14:40 CTLFireability.txt
-rw-r--r-- 1 mcc users 14K Mar 31 14:40 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.6K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.1K Apr 8 14:53 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 28 14:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Apr 8 14:53 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K Mar 31 14:11 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 16K Mar 31 14:11 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 31 14:07 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K Mar 31 14:07 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 31 14:11 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 31 14:11 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 2.1M 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 Echo-PT-d05r03-ReachabilityFireability-00
FORMULA_NAME Echo-PT-d05r03-ReachabilityFireability-01
FORMULA_NAME Echo-PT-d05r03-ReachabilityFireability-02
FORMULA_NAME Echo-PT-d05r03-ReachabilityFireability-03
FORMULA_NAME Echo-PT-d05r03-ReachabilityFireability-04
FORMULA_NAME Echo-PT-d05r03-ReachabilityFireability-05
FORMULA_NAME Echo-PT-d05r03-ReachabilityFireability-06
FORMULA_NAME Echo-PT-d05r03-ReachabilityFireability-07
FORMULA_NAME Echo-PT-d05r03-ReachabilityFireability-08
FORMULA_NAME Echo-PT-d05r03-ReachabilityFireability-09
FORMULA_NAME Echo-PT-d05r03-ReachabilityFireability-10
FORMULA_NAME Echo-PT-d05r03-ReachabilityFireability-11
FORMULA_NAME Echo-PT-d05r03-ReachabilityFireability-12
FORMULA_NAME Echo-PT-d05r03-ReachabilityFireability-13
FORMULA_NAME Echo-PT-d05r03-ReachabilityFireability-14
FORMULA_NAME Echo-PT-d05r03-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591257518316

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 07:58:41] [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 07:58:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 07:58:41] [INFO ] Load time of PNML (sax parser for PT used): 381 ms
[2020-06-04 07:58:42] [INFO ] Transformed 3717 places.
[2020-06-04 07:58:42] [INFO ] Transformed 3222 transitions.
[2020-06-04 07:58:42] [INFO ] Parsed PT model containing 3717 places and 3222 transitions in 541 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 129 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 20 resets, run finished after 605 ms. (steps per millisecond=16 ) properties seen :[0, 1, 0, 0, 1, 0, 1, 0, 1, 1, 0, 0, 1, 1, 1, 0]
FORMULA Echo-PT-d05r03-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d05r03-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d05r03-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d05r03-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d05r03-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d05r03-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d05r03-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d05r03-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 146 ms. (steps per millisecond=68 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 177 ms. (steps per millisecond=56 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 125 ms. (steps per millisecond=80 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 128 ms. (steps per millisecond=78 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 95 ms. (steps per millisecond=105 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 215 ms. (steps per millisecond=46 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 155 ms. (steps per millisecond=64 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 140 ms. (steps per millisecond=71 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 3222 rows 3717 cols
[2020-06-04 07:58:44] [INFO ] Computed 1863 place invariants in 544 ms
[2020-06-04 07:58:45] [INFO ] [Real]Absence check using 201 positive place invariants in 308 ms returned sat
[2020-06-04 07:58:49] [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 (= (+ s1689 s1692 s1693 s1694 1) (+ s1619 s2316 s2953 s3536 s3612 s3651))") while checking expression at index 0
[2020-06-04 07:58:50] [INFO ] [Real]Absence check using 201 positive place invariants in 392 ms returned sat
[2020-06-04 07:58:54] [INFO ] [Real]Absence check using 201 positive and 1662 generalized place invariants in 3952 ms returned (error "Solver has unexpectedly terminated")
[2020-06-04 07:58:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 07:58:54] [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
[2020-06-04 07:58:55] [INFO ] [Real]Absence check using 201 positive place invariants in 363 ms returned sat
[2020-06-04 07:58:59] [INFO ] [Real]Absence check using 201 positive and 1662 generalized place invariants in 4277 ms returned (error "Solver has unexpectedly terminated")
[2020-06-04 07:58:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 07:58:59] [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 2
[2020-06-04 07:59:00] [INFO ] [Real]Absence check using 201 positive place invariants in 381 ms returned sat
[2020-06-04 07:59:04] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 07:59:04] [INFO ] [Real]Absence check using 201 positive and 1662 generalized place invariants in 4153 ms returned (error "Failed to check-sat")
[2020-06-04 07:59:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 07:59:04] [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 3
[2020-06-04 07:59:05] [INFO ] [Real]Absence check using 201 positive place invariants in 390 ms returned sat
[2020-06-04 07:59:09] [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 (= (+ s1429 s1430 s1431 s1432 s1433 1) (+ s1494 s2061 s2915 s3353 s3411 s3462))") while checking expression at index 4
[2020-06-04 07:59:10] [INFO ] [Real]Absence check using 201 positive place invariants in 430 ms returned sat
[2020-06-04 07:59:14] [INFO ] [Real]Absence check using 201 positive and 1662 generalized place invariants in 4145 ms returned (error "Solver has unexpectedly terminated")
[2020-06-04 07:59:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 07:59:14] [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 5
[2020-06-04 07:59:16] [INFO ] [Real]Absence check using 201 positive place invariants in 532 ms returned sat
[2020-06-04 07:59:19] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 07:59:19] [INFO ] [Real]Absence check using 201 positive and 1662 generalized place invariants in 3891 ms returned (error "Failed to check-sat")
[2020-06-04 07:59:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 07:59:19] [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 6
[2020-06-04 07:59:20] [INFO ] [Real]Absence check using 201 positive place invariants in 467 ms returned sat
[2020-06-04 07:59:24] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 07:59:24] [INFO ] [Real]Absence check using 201 positive and 1662 generalized place invariants in 4049 ms returned (error "Failed to check-sat")
[2020-06-04 07:59:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 07:59:25] [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 7
Support contains 165 out of 3717 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 3717/3717 places, 3222/3222 transitions.
Discarding 262 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Graph (complete) has 19042 edges and 3717 vertex of which 3455 are kept as prefixes of interest. Removing 262 places using SCC suffix rule.83 ms
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 9 place count 3455 transition count 3213
Applied a total of 9 rules in 776 ms. Remains 3455 /3717 variables (removed 262) and now considering 3213/3222 (removed 9) transitions.
Finished structural reductions, in 1 iterations. Remains : 3455/3717 places, 3213/3222 transitions.
Interrupted random walk after 822133 steps, including 1707 resets, run timeout after 30001 ms. (steps per millisecond=27 ) properties seen :[1, 0, 1, 1, 1, 1, 1, 1]
FORMULA Echo-PT-d05r03-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d05r03-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d05r03-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d05r03-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d05r03-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d05r03-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Echo-PT-d05r03-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Finished Best-First random walk after 52764 steps, including 0 resets, run visited all 1 properties in 841 ms. (steps per millisecond=62 )
FORMULA Echo-PT-d05r03-ReachabilityFireability-02 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="Echo-PT-d05r03"
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 Echo-PT-d05r03, 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 r178-tajo-158987883200999"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Echo-PT-d05r03.tgz
mv Echo-PT-d05r03 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 ;