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.r081-smll-158922977900391.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 itstools
Input is FlexibleBarrier-PT-20a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r081-smll-158922977900391
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 3.5K Apr 4 19:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 20K Apr 4 19:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Apr 4 08:41 CTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 4 08:41 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Apr 8 14:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 28 14:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Apr 8 14:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Apr 3 21:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Apr 3 21:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Apr 3 13:43 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 20K Apr 3 13:43 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 4 01:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 4 01:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 321K 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 FlexibleBarrier-PT-20a-ReachabilityFireability-00
FORMULA_NAME FlexibleBarrier-PT-20a-ReachabilityFireability-01
FORMULA_NAME FlexibleBarrier-PT-20a-ReachabilityFireability-02
FORMULA_NAME FlexibleBarrier-PT-20a-ReachabilityFireability-03
FORMULA_NAME FlexibleBarrier-PT-20a-ReachabilityFireability-04
FORMULA_NAME FlexibleBarrier-PT-20a-ReachabilityFireability-05
FORMULA_NAME FlexibleBarrier-PT-20a-ReachabilityFireability-06
FORMULA_NAME FlexibleBarrier-PT-20a-ReachabilityFireability-07
FORMULA_NAME FlexibleBarrier-PT-20a-ReachabilityFireability-08
FORMULA_NAME FlexibleBarrier-PT-20a-ReachabilityFireability-09
FORMULA_NAME FlexibleBarrier-PT-20a-ReachabilityFireability-10
FORMULA_NAME FlexibleBarrier-PT-20a-ReachabilityFireability-11
FORMULA_NAME FlexibleBarrier-PT-20a-ReachabilityFireability-12
FORMULA_NAME FlexibleBarrier-PT-20a-ReachabilityFireability-13
FORMULA_NAME FlexibleBarrier-PT-20a-ReachabilityFireability-14
FORMULA_NAME FlexibleBarrier-PT-20a-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1589722489778

[2020-05-17 13:34:52] [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, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -greatspnpath, /home/mcc/BenchKit//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2020-05-17 13:34:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-05-17 13:34:52] [INFO ] Load time of PNML (sax parser for PT used): 220 ms
[2020-05-17 13:34:52] [INFO ] Transformed 243 places.
[2020-05-17 13:34:52] [INFO ] Transformed 1064 transitions.
[2020-05-17 13:34:52] [INFO ] Found NUPN structural information;
[2020-05-17 13:34:52] [INFO ] Parsed PT model containing 243 places and 1064 transitions in 303 ms.
Ensure Unique test removed 362 transitions
Reduce redundant transitions removed 362 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 40 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 132 ms. (steps per millisecond=75 ) properties seen :[1, 1, 0, 1, 0, 1, 1, 1, 1, 0, 0, 1, 0, 1, 0, 1]
FORMULA FlexibleBarrier-PT-20a-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-20a-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-20a-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-20a-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-20a-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-20a-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-20a-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-20a-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-20a-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-20a-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 51 ms. (steps per millisecond=196 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 37 ms. (steps per millisecond=270 ) properties seen :[0, 0, 0, 0, 0, 1]
FORMULA FlexibleBarrier-PT-20a-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 27 ms. (steps per millisecond=370 ) properties seen :[0, 0, 1, 0, 0]
FORMULA FlexibleBarrier-PT-20a-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 29 ms. (steps per millisecond=344 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 25 ms. (steps per millisecond=400 ) properties seen :[0, 0, 0, 0]
[2020-05-17 13:34:53] [INFO ] Flow matrix only has 682 transitions (discarded 20 similar events)
// Phase 1: matrix 682 rows 243 cols
[2020-05-17 13:34:53] [INFO ] Computed 22 place invariants in 23 ms
[2020-05-17 13:34:53] [INFO ] [Real]Absence check using 22 positive place invariants in 42 ms returned sat
[2020-05-17 13:34:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-17 13:34:54] [INFO ] [Real]Absence check using state equation in 463 ms returned sat
[2020-05-17 13:34:54] [INFO ] State equation strengthened by 501 read => feed constraints.
[2020-05-17 13:34:54] [INFO ] [Real]Added 501 Read/Feed constraints in 78 ms returned sat
[2020-05-17 13:34:54] [INFO ] Computed and/alt/rep : 701/16464/681 causal constraints in 141 ms.
[2020-05-17 13:34:54] [INFO ] Solution in real domain found non-integer solution.
[2020-05-17 13:34:54] [INFO ] [Nat]Absence check using 22 positive place invariants in 62 ms returned sat
[2020-05-17 13:34:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-05-17 13:34:55] [INFO ] [Nat]Absence check using state equation in 568 ms returned sat
[2020-05-17 13:34:55] [INFO ] [Nat]Added 501 Read/Feed constraints in 60 ms returned sat
[2020-05-17 13:34:55] [INFO ] Computed and/alt/rep : 701/16464/681 causal constraints in 120 ms.
[2020-05-17 13:34:59] [INFO ] Added : 315 causal constraints over 63 iterations in 4164 ms. Result :unknown
[2020-05-17 13:34:59] [INFO ] [Real]Absence check using 22 positive place invariants in 26 ms returned unsat
[2020-05-17 13:35:00] [INFO ] [Real]Absence check using 22 positive place invariants in 22 ms returned unsat
[2020-05-17 13:35:00] [INFO ] [Real]Absence check using 22 positive place invariants in 19 ms returned sat
[2020-05-17 13:35:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-17 13:35:00] [INFO ] [Real]Absence check using state equation in 415 ms returned sat
[2020-05-17 13:35:00] [INFO ] Solution in real domain found non-integer solution.
[2020-05-17 13:35:00] [INFO ] [Nat]Absence check using 22 positive place invariants in 22 ms returned sat
[2020-05-17 13:35:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-05-17 13:35:01] [INFO ] [Nat]Absence check using state equation in 401 ms returned sat
[2020-05-17 13:35:01] [INFO ] [Nat]Added 501 Read/Feed constraints in 53 ms returned sat
[2020-05-17 13:35:01] [INFO ] Computed and/alt/rep : 701/16464/681 causal constraints in 78 ms.
[2020-05-17 13:35:05] [INFO ] Added : 325 causal constraints over 65 iterations in 4459 ms. Result :(error "Failed to check-sat")
FORMULA FlexibleBarrier-PT-20a-ReachabilityFireability-10 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA FlexibleBarrier-PT-20a-ReachabilityFireability-04 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 103500 steps, including 222 resets, run finished after 1357 ms. (steps per millisecond=76 ) properties seen :[0, 1] could not realise parikh vector
FORMULA FlexibleBarrier-PT-20a-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 14 out of 243 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 243/243 places, 702/702 transitions.
Graph (trivial) has 173 edges and 243 vertex of which 33 / 243 are part of one of the 11 SCC in 19 ms
Free SCC test removed 22 places
Drop transitions removed 154 transitions
Reduce isomorphic transitions removed 154 transitions.
Iterating post reduction 0 with 154 rules applied. Total rules applied 155 place count 221 transition count 548
Performed 54 Post agglomeration using F-continuation condition.Transition count delta: 54
Deduced a syphon composed of 54 places in 1 ms
Reduce places removed 54 places and 0 transitions.
Iterating global reduction 1 with 108 rules applied. Total rules applied 263 place count 167 transition count 494
Drop transitions removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 1 with 20 rules applied. Total rules applied 283 place count 167 transition count 474
Symmetric choice reduction at 2 with 20 rule applications. Total rules 303 place count 167 transition count 474
Deduced a syphon composed of 20 places in 1 ms
Reduce places removed 20 places and 20 transitions.
Iterating global reduction 2 with 40 rules applied. Total rules applied 343 place count 147 transition count 454
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 351 place count 143 transition count 454
Free-agglomeration rule applied 16 times.
Iterating global reduction 2 with 16 rules applied. Total rules applied 367 place count 143 transition count 438
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 383 place count 127 transition count 438
Partial Free-agglomeration rule applied 20 times.
Drop transitions removed 20 transitions
Iterating global reduction 3 with 20 rules applied. Total rules applied 403 place count 127 transition count 438
Drop transitions removed 200 transitions
Redundant transition composition rules discarded 200 transitions
Iterating global reduction 3 with 200 rules applied. Total rules applied 603 place count 127 transition count 238
Discarding 55 places :
Also discarding 0 output transitions
Graph (complete) has 445 edges and 127 vertex of which 72 are kept as prefixes of interest. Removing 55 places using SCC suffix rule.7 ms
Iterating post reduction 3 with 1 rules applied. Total rules applied 604 place count 72 transition count 238
Drop transitions removed 77 transitions
Reduce isomorphic transitions removed 77 transitions.
Iterating post reduction 4 with 77 rules applied. Total rules applied 681 place count 72 transition count 161
Free-agglomeration rule applied 3 times.
Iterating global reduction 5 with 3 rules applied. Total rules applied 684 place count 72 transition count 158
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 687 place count 69 transition count 158
Applied a total of 687 rules in 173 ms. Remains 69 /243 variables (removed 174) and now considering 158/702 (removed 544) transitions.
Finished structural reductions, in 1 iterations. Remains : 69/243 places, 158/702 transitions.
Finished random walk after 12007 steps, including 0 resets, run visited all 1 properties in 45 ms. (steps per millisecond=266 )
FORMULA FlexibleBarrier-PT-20a-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
All properties solved without resorting to model-checking.

BK_STOP 1589722508007

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ /home/mcc/BenchKit//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination ReachabilityFireability -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6

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="FlexibleBarrier-PT-20a"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
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 itstools"
echo " Input is FlexibleBarrier-PT-20a, 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 r081-smll-158922977900391"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-20a.tgz
mv FlexibleBarrier-PT-20a 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 ;