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-oct2-158987939000415.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 SafeBus-PT-10, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r186-oct2-158987939000415
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.7M
-rw-r--r-- 1 mcc users 12K Apr 12 12:08 CTLCardinality.txt
-rw-r--r-- 1 mcc users 48K Apr 12 12:08 CTLCardinality.xml
-rw-r--r-- 1 mcc users 123K Apr 11 13:21 CTLFireability.txt
-rw-r--r-- 1 mcc users 392K Apr 11 13:21 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:38 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K Mar 24 05:38 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 15K Apr 14 12:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Apr 28 14:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 54K Apr 14 12:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 179K Apr 28 14:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.2K Apr 10 17:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 30K Apr 10 17:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 21K Apr 9 23:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K Apr 9 23:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.4K Apr 10 22:28 UpperBounds.txt
-rw-r--r-- 1 mcc users 7.9K Apr 10 22:28 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 24 05:38 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 24 05:38 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:38 iscolored
-rw-r--r-- 1 mcc users 1.7M Mar 24 05:38 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 SafeBus-PT-10-ReachabilityFireability-00
FORMULA_NAME SafeBus-PT-10-ReachabilityFireability-01
FORMULA_NAME SafeBus-PT-10-ReachabilityFireability-02
FORMULA_NAME SafeBus-PT-10-ReachabilityFireability-03
FORMULA_NAME SafeBus-PT-10-ReachabilityFireability-04
FORMULA_NAME SafeBus-PT-10-ReachabilityFireability-05
FORMULA_NAME SafeBus-PT-10-ReachabilityFireability-06
FORMULA_NAME SafeBus-PT-10-ReachabilityFireability-07
FORMULA_NAME SafeBus-PT-10-ReachabilityFireability-08
FORMULA_NAME SafeBus-PT-10-ReachabilityFireability-09
FORMULA_NAME SafeBus-PT-10-ReachabilityFireability-10
FORMULA_NAME SafeBus-PT-10-ReachabilityFireability-11
FORMULA_NAME SafeBus-PT-10-ReachabilityFireability-12
FORMULA_NAME SafeBus-PT-10-ReachabilityFireability-13
FORMULA_NAME SafeBus-PT-10-ReachabilityFireability-14
FORMULA_NAME SafeBus-PT-10-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591238892396

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 02:48:13] [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 02:48:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 02:48:14] [INFO ] Load time of PNML (sax parser for PT used): 124 ms
[2020-06-04 02:48:14] [INFO ] Transformed 316 places.
[2020-06-04 02:48:14] [INFO ] Transformed 1631 transitions.
[2020-06-04 02:48:14] [INFO ] Parsed PT model containing 316 places and 1631 transitions in 168 ms.
Reduce places removed 10 places and 0 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 98 ms. (steps per millisecond=102 ) properties seen :[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1]
FORMULA SafeBus-PT-10-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SafeBus-PT-10-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SafeBus-PT-10-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SafeBus-PT-10-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SafeBus-PT-10-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SafeBus-PT-10-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SafeBus-PT-10-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SafeBus-PT-10-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SafeBus-PT-10-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SafeBus-PT-10-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SafeBus-PT-10-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SafeBus-PT-10-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 20 ms. (steps per millisecond=500 ) 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]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 22 ms. (steps per millisecond=454 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 16 ms. (steps per millisecond=625 ) properties seen :[0, 0, 0, 0]
[2020-06-04 02:48:14] [INFO ] Flow matrix only has 642 transitions (discarded 989 similar events)
// Phase 1: matrix 642 rows 306 cols
[2020-06-04 02:48:14] [INFO ] Computed 45 place invariants in 30 ms
[2020-06-04 02:48:14] [INFO ] [Real]Absence check using 24 positive place invariants in 22 ms returned sat
[2020-06-04 02:48:14] [INFO ] [Real]Absence check using 24 positive and 21 generalized place invariants in 21 ms returned sat
[2020-06-04 02:48:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 02:48:14] [INFO ] [Real]Absence check using state equation in 328 ms returned sat
[2020-06-04 02:48:15] [INFO ] State equation strengthened by 111 read => feed constraints.
[2020-06-04 02:48:15] [INFO ] [Real]Added 111 Read/Feed constraints in 48 ms returned sat
[2020-06-04 02:48:15] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 02:48:15] [INFO ] [Nat]Absence check using 24 positive place invariants in 15 ms returned sat
[2020-06-04 02:48:15] [INFO ] [Nat]Absence check using 24 positive and 21 generalized place invariants in 10 ms returned sat
[2020-06-04 02:48:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 02:48:15] [INFO ] [Nat]Absence check using state equation in 325 ms returned sat
[2020-06-04 02:48:15] [INFO ] [Nat]Added 111 Read/Feed constraints in 98 ms returned sat
[2020-06-04 02:48:15] [INFO ] Computed and/alt/rep : 1621/42390/632 causal constraints in 146 ms.
[2020-06-04 02:48:20] [INFO ] Added : 155 causal constraints over 31 iterations in 4507 ms. Result :(error "Solver has unexpectedly terminated")
[2020-06-04 02:48:20] [INFO ] [Real]Absence check using 24 positive place invariants in 12 ms returned sat
[2020-06-04 02:48:20] [INFO ] [Real]Absence check using 24 positive and 21 generalized place invariants in 8 ms returned unsat
[2020-06-04 02:48:20] [INFO ] [Real]Absence check using 24 positive place invariants in 13 ms returned sat
[2020-06-04 02:48:20] [INFO ] [Real]Absence check using 24 positive and 21 generalized place invariants in 3 ms returned unsat
[2020-06-04 02:48:20] [INFO ] [Real]Absence check using 24 positive place invariants in 14 ms returned sat
[2020-06-04 02:48:20] [INFO ] [Real]Absence check using 24 positive and 21 generalized place invariants in 9 ms returned sat
[2020-06-04 02:48:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 02:48:20] [INFO ] [Real]Absence check using state equation in 427 ms returned sat
[2020-06-04 02:48:20] [INFO ] [Real]Added 111 Read/Feed constraints in 54 ms returned sat
[2020-06-04 02:48:20] [INFO ] Computed and/alt/rep : 1621/42390/632 causal constraints in 60 ms.
[2020-06-04 02:48:21] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 02:48:21] [INFO ] [Nat]Absence check using 24 positive place invariants in 13 ms returned sat
[2020-06-04 02:48:21] [INFO ] [Nat]Absence check using 24 positive and 21 generalized place invariants in 8 ms returned sat
[2020-06-04 02:48:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 02:48:21] [INFO ] [Nat]Absence check using state equation in 329 ms returned sat
[2020-06-04 02:48:21] [INFO ] [Nat]Added 111 Read/Feed constraints in 108 ms returned sat
[2020-06-04 02:48:21] [INFO ] Deduced a trap composed of 37 places in 105 ms
[2020-06-04 02:48:21] [INFO ] Deduced a trap composed of 42 places in 119 ms
[2020-06-04 02:48:21] [INFO ] Deduced a trap composed of 40 places in 88 ms
[2020-06-04 02:48:21] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 378 ms
[2020-06-04 02:48:21] [INFO ] Computed and/alt/rep : 1621/42390/632 causal constraints in 65 ms.
[2020-06-04 02:48:26] [INFO ] Added : 150 causal constraints over 30 iterations in 4154 ms. Result :unknown
FORMULA SafeBus-PT-10-ReachabilityFireability-12 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SafeBus-PT-10-ReachabilityFireability-11 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
This parikh vector is obviously unfeasible : no match in initial state.
Support contains 12 out of 306 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 306/306 places, 1631/1631 transitions.
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 0 with 10 rules applied. Total rules applied 10 place count 306 transition count 1621
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 20 place count 296 transition count 1621
Applied a total of 20 rules in 225 ms. Remains 296 /306 variables (removed 10) and now considering 1621/1631 (removed 10) transitions.
Finished structural reductions, in 1 iterations. Remains : 296/306 places, 1621/1631 transitions.
Finished random walk after 98193 steps, including 0 resets, run visited all 2 properties in 443 ms. (steps per millisecond=221 )
FORMULA SafeBus-PT-10-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SafeBus-PT-10-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_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="SafeBus-PT-10"
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 SafeBus-PT-10, 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-oct2-158987939000415"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SafeBus-PT-10.tgz
mv SafeBus-PT-10 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 ;