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.r186-oct2-158987939100471.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 SharedMemory-COL-000100, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r186-oct2-158987939100471
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 200K
-rw-r--r-- 1 mcc users 4.1K Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 15K 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 3.6K Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 28 15:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 28 15:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.6K Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 27 15:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 27 15:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 equiv_pt
-rw-r--r-- 1 mcc users 7 Apr 27 15:14 instance
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 iscolored
-rw-r--r-- 1 mcc users 16K 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 SharedMemory-COL-000100-ReachabilityFireability-00
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-01
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-02
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-03
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-04
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-05
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-06
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-07
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-08
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-09
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-10
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-11
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-12
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-13
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-14
FORMULA_NAME SharedMemory-COL-000100-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591242759630

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 03:52:41] [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 03:52:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 03:52:41] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
[2020-06-04 03:52:41] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 454 ms
[2020-06-04 03:52:41] [INFO ] sort/places :
P->ownMemAcc,queue,memory,active,
Dot->extBus,
PxP->extMemAcc,

[2020-06-04 03:52:41] [INFO ] Imported 6 HL places and 5 HL transitions for a total of 10401 PT places and 30200.0 transition bindings in 23 ms.
[2020-06-04 03:52:41] [INFO ] Computed order based on color domains.
[2020-06-04 03:52:41] [INFO ] Unfolded HLPN to a Petri net with 10401 places and 20200 transitions in 121 ms.
[2020-06-04 03:52:41] [INFO ] Unfolded HLPN properties in 17 ms.
Deduced a syphon composed of 100 places in 18 ms
Reduce places removed 100 places and 100 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 6785 ms.
Working with output stream class java.io.PrintStream
FORMULA SharedMemory-COL-000100-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SharedMemory-COL-000100-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SharedMemory-COL-000100-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 0 resets, run finished after 15769 ms. (steps per millisecond=0 ) properties seen :[0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 0, 0]
FORMULA SharedMemory-COL-000100-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000100-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000100-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000100-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000100-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000100-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000100-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SharedMemory-COL-000100-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 4251 steps, including 0 resets, run timeout after 5055 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3839 steps, including 0 resets, run timeout after 5252 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3439 steps, including 0 resets, run timeout after 5135 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 5096 steps, including 0 resets, run timeout after 5484 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 5101 steps, including 0 resets, run timeout after 5804 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
// Phase 1: matrix 20100 rows 10301 cols
[2020-06-04 03:53:33] [INFO ] Computed 201 place invariants in 2726 ms
[2020-06-04 03:53:37] [INFO ] [Real]Absence check using 201 positive place invariants in 2275 ms returned sat
[2020-06-04 03:53:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 03:53:38] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:53:38] [INFO ] [Real]Absence check using state equation in 1763 ms returned (error "Failed to check-sat")
[2020-06-04 03:53:43] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:53:43] [INFO ] [Real]Absence check using 201 positive place invariants in 4260 ms returned (error "Failed to check-sat")
[2020-06-04 03:53:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 03:53:44] [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 03:53:45] [INFO ] [Real]Absence check using 201 positive place invariants in 207 ms returned unsat
[2020-06-04 03:53:47] [INFO ] [Real]Absence check using 201 positive place invariants in 1347 ms returned sat
[2020-06-04 03:53:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 03:53:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:53:50] [INFO ] [Real]Absence check using state equation in 2934 ms returned (error "Failed to check-sat")
[2020-06-04 03:53:50] [INFO ] [Real]Absence check using 201 positive place invariants in 140 ms returned unsat
FORMULA SharedMemory-COL-000100-ReachabilityFireability-15 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SharedMemory-COL-000100-ReachabilityFireability-07 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 10301 out of 10301 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 10301/10301 places, 20100/20100 transitions.
Applied a total of 0 rules in 146 ms. Remains 10301 /10301 variables (removed 0) and now considering 20100/20100 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 10301/10301 places, 20100/20100 transitions.
Interrupted random walk after 19118 steps, including 0 resets, run timeout after 30004 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0]
Interrupted Best-First random walk after 4209 steps, including 0 resets, run timeout after 5103 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0]
Interrupted Best-First random walk after 4175 steps, including 0 resets, run timeout after 5164 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0]
Interrupted Best-First random walk after 5395 steps, including 0 resets, run timeout after 5703 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0]
Interrupted probabilistic random walk after 329954 steps, run timeout after 30038 ms. (steps per millisecond=10 ) properties seen :[0, 0, 0]
Probabilistic random walk after 329954 steps, saw 780 distinct states, run finished after 30045 ms. (steps per millisecond=10 ) properties seen :[0, 0, 0]
// Phase 1: matrix 20100 rows 10301 cols
[2020-06-04 03:55:10] [INFO ] Computed 201 place invariants in 3396 ms
[2020-06-04 03:55:16] [INFO ] [Real]Absence check using 201 positive place invariants in 3722 ms returned sat
[2020-06-04 03:55:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 03:55:55] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:55:55] [INFO ] [Real]Absence check using state equation in 39683 ms returned (error "Failed to check-sat")
[2020-06-04 03:56:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:56:12] [INFO ] [Real]Absence check using 201 positive place invariants in 15060 ms returned unknown
[2020-06-04 03:56:18] [INFO ] [Real]Absence check using 201 positive place invariants in 4173 ms returned sat
[2020-06-04 03:56:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 03:56:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:56:57] [INFO ] [Real]Absence check using state equation in 39248 ms returned (error "Failed to check-sat")
Support contains 10301 out of 10301 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 10301/10301 places, 20100/20100 transitions.
Applied a total of 0 rules in 416 ms. Remains 10301 /10301 variables (removed 0) and now considering 20100/20100 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 10301/10301 places, 20100/20100 transitions.
Starting structural reductions, iteration 0 : 10301/10301 places, 20100/20100 transitions.
Applied a total of 0 rules in 337 ms. Remains 10301 /10301 variables (removed 0) and now considering 20100/20100 (removed 0) transitions.
// Phase 1: matrix 20100 rows 10301 cols
[2020-06-04 03:57:01] [INFO ] Computed 201 place invariants in 2683 ms
[2020-06-04 03:57:02] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:57:02] [INFO ] Implicit Places using invariants in 4551 ms returned []
Implicit Place search using SMT only with invariants took 4566 ms to find 0 implicit places.
// Phase 1: matrix 20100 rows 10301 cols
[2020-06-04 03:57:05] [INFO ] Computed 201 place invariants in 2575 ms
[2020-06-04 03:57:07] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:57:37] [INFO ] Performed 659/20100 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2020-06-04 03:58:05] [INFO ] Dead Transitions with SMT raised an exceptionSMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (>= s1301 1)") after 62620 ms
Finished structural reductions, in 1 iterations. Remains : 10301/10301 places, 20100/20100 transitions.
Interrupted random walk after 17882 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0]
// Phase 1: matrix 20100 rows 10301 cols
[2020-06-04 03:58:38] [INFO ] Computed 201 place invariants in 2572 ms
[2020-06-04 03:58:45] [INFO ] [Real]Absence check using 201 positive place invariants in 4508 ms returned sat
[2020-06-04 03:58:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 03:58:58] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:58:58] [INFO ] [Real]Absence check using state equation in 13802 ms returned (error "Failed to check-sat")
[2020-06-04 03:59:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:59:15] [INFO ] [Real]Absence check using 201 positive place invariants in 15261 ms returned unknown
[2020-06-04 03:59:21] [INFO ] [Real]Absence check using 201 positive place invariants in 3816 ms returned sat
[2020-06-04 03:59:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 03:59:35] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 03:59:35] [INFO ] [Real]Absence check using state equation in 14703 ms returned unknown
Applied a total of 0 rules in 267 ms. Remains 10301 /10301 variables (removed 0) and now considering 20100/20100 (removed 0) transitions.
// Phase 1: matrix 20100 rows 10301 cols
[2020-06-04 03:59:39] [INFO ] Computed 201 place invariants in 2780 ms
[2020-06-04 03:59:44] [INFO ] [Real]Absence check using 201 positive place invariants in 4149 ms returned sat
[2020-06-04 03:59:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:00:24] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:00:24] [INFO ] [Real]Absence check using state equation in 39267 ms returned (error "Failed to check-sat")
[2020-06-04 04:00:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:00:40] [INFO ] [Real]Absence check using 201 positive place invariants in 14944 ms returned unknown
[2020-06-04 04:00:46] [INFO ] [Real]Absence check using 201 positive place invariants in 3795 ms returned sat
[2020-06-04 04:00:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 04:01:25] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 04:01:25] [INFO ] [Real]Absence check using state equation in 39694 ms returned (error "Failed to check-sat")
[2020-06-04 04:01:26] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 303 ms.
[2020-06-04 04:01:26] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 167 ms.
[2020-06-04 04:01:31] [INFO ] Flatten gal took : 3387 ms
info: Time: 3600 - MCC
vrfy: Checking ReachabilityFireability @ SharedMemory-COL-000100 @ 3570 seconds
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427460 kB
MemFree: 4474316 kB
After kill :
MemTotal: 16427460 kB
MemFree: 16084088 kB

--------------------
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="SharedMemory-COL-000100"
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 SharedMemory-COL-000100, 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 r186-oct2-158987939100471"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SharedMemory-COL-000100.tgz
mv SharedMemory-COL-000100 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 ;