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-158987853300527.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)
...................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is Parking-PT-208, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r174-csrt-158987853300527
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 228K
-rw-r--r-- 1 mcc users 3.9K Apr 11 23:37 CTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 11 23:37 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 10 22:33 CTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 10 22:33 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 3.2K Apr 14 12:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 28 14:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Apr 14 12:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.0K Apr 10 07:40 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 15K Apr 10 07:40 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Apr 9 12:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 9 12:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 10 22:21 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 10 22:21 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 49K 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 Parking-PT-208-ReachabilityFireability-00
FORMULA_NAME Parking-PT-208-ReachabilityFireability-01
FORMULA_NAME Parking-PT-208-ReachabilityFireability-02
FORMULA_NAME Parking-PT-208-ReachabilityFireability-03
FORMULA_NAME Parking-PT-208-ReachabilityFireability-04
FORMULA_NAME Parking-PT-208-ReachabilityFireability-05
FORMULA_NAME Parking-PT-208-ReachabilityFireability-06
FORMULA_NAME Parking-PT-208-ReachabilityFireability-07
FORMULA_NAME Parking-PT-208-ReachabilityFireability-08
FORMULA_NAME Parking-PT-208-ReachabilityFireability-09
FORMULA_NAME Parking-PT-208-ReachabilityFireability-10
FORMULA_NAME Parking-PT-208-ReachabilityFireability-11
FORMULA_NAME Parking-PT-208-ReachabilityFireability-12
FORMULA_NAME Parking-PT-208-ReachabilityFireability-13
FORMULA_NAME Parking-PT-208-ReachabilityFireability-14
FORMULA_NAME Parking-PT-208-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591152319882

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 02:45:22] [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]
[2020-06-03 02:45:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 02:45:22] [INFO ] Load time of PNML (sax parser for PT used): 76 ms
[2020-06-03 02:45:22] [INFO ] Transformed 137 places.
[2020-06-03 02:45:22] [INFO ] Transformed 201 transitions.
[2020-06-03 02:45:22] [INFO ] Found NUPN structural information;
[2020-06-03 02:45:22] [INFO ] Parsed PT model containing 137 places and 201 transitions in 128 ms.
Ensure Unique test removed 84 transitions
Reduce redundant transitions removed 84 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 23 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 288 resets, run finished after 69 ms. (steps per millisecond=144 ) properties seen :[0, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1]
FORMULA Parking-PT-208-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-208-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 25 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 23 resets, run finished after 20 ms. (steps per millisecond=500 ) properties seen :[0, 1, 0, 0]
FORMULA Parking-PT-208-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10000 steps, including 25 resets, run finished after 29 ms. (steps per millisecond=344 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 14 ms. (steps per millisecond=714 ) properties seen :[0, 0, 0]
// Phase 1: matrix 117 rows 137 cols
[2020-06-03 02:45:22] [INFO ] Computed 34 place invariants in 8 ms
[2020-06-03 02:45:22] [INFO ] [Real]Absence check using 32 positive place invariants in 29 ms returned sat
[2020-06-03 02:45:22] [INFO ] [Real]Absence check using 32 positive and 2 generalized place invariants in 2 ms returned sat
[2020-06-03 02:45:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 02:45:22] [INFO ] [Real]Absence check using state equation in 124 ms returned sat
[2020-06-03 02:45:22] [INFO ] State equation strengthened by 26 read => feed constraints.
[2020-06-03 02:45:22] [INFO ] [Real]Added 26 Read/Feed constraints in 8 ms returned sat
[2020-06-03 02:45:22] [INFO ] Computed and/alt/rep : 116/396/116 causal constraints in 17 ms.
[2020-06-03 02:45:22] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 02:45:23] [INFO ] [Nat]Absence check using 32 positive place invariants in 160 ms returned sat
[2020-06-03 02:45:23] [INFO ] [Nat]Absence check using 32 positive and 2 generalized place invariants in 5 ms returned sat
[2020-06-03 02:45:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 02:45:23] [INFO ] [Nat]Absence check using state equation in 148 ms returned sat
[2020-06-03 02:45:23] [INFO ] [Nat]Added 26 Read/Feed constraints in 11 ms returned sat
[2020-06-03 02:45:23] [INFO ] Deduced a trap composed of 28 places in 91 ms
[2020-06-03 02:45:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 138 ms
[2020-06-03 02:45:23] [INFO ] Computed and/alt/rep : 116/396/116 causal constraints in 21 ms.
[2020-06-03 02:45:23] [INFO ] Added : 102 causal constraints over 21 iterations in 475 ms. Result :sat
[2020-06-03 02:45:23] [INFO ] Deduced a trap composed of 28 places in 59 ms
[2020-06-03 02:45:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 79 ms
Attempting to minimize the solution found.
Minimization took 15 ms.
[2020-06-03 02:45:24] [INFO ] [Real]Absence check using 32 positive place invariants in 28 ms returned sat
[2020-06-03 02:45:24] [INFO ] [Real]Absence check using 32 positive and 2 generalized place invariants in 9 ms returned unsat
[2020-06-03 02:45:24] [INFO ] [Real]Absence check using 32 positive place invariants in 17 ms returned unsat
FORMULA Parking-PT-208-ReachabilityFireability-13 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Parking-PT-208-ReachabilityFireability-09 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 12400 steps, including 346 resets, run finished after 73 ms. (steps per millisecond=169 ) properties seen :[0] could not realise parikh vector
Support contains 4 out of 137 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 137/137 places, 117/117 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 137 transition count 115
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 135 transition count 115
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 4 place count 135 transition count 113
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 8 place count 133 transition count 113
Symmetric choice reduction at 2 with 2 rule applications. Total rules 10 place count 133 transition count 113
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 14 place count 131 transition count 111
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 24 place count 126 transition count 106
Free-agglomeration rule applied 20 times.
Iterating global reduction 2 with 20 rules applied. Total rules applied 44 place count 126 transition count 86
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 2 with 20 rules applied. Total rules applied 64 place count 106 transition count 86
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 65 place count 106 transition count 85
Applied a total of 65 rules in 111 ms. Remains 106 /137 variables (removed 31) and now considering 85/117 (removed 32) transitions.
Finished structural reductions, in 1 iterations. Remains : 106/137 places, 85/117 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 1302 ms. (steps per millisecond=768 ) properties seen :[0]
Finished Best-First random walk after 331 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=331 )
FORMULA Parking-PT-208-ReachabilityFireability-00 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="Parking-PT-208"
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 Parking-PT-208, 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 r174-csrt-158987853300527"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Parking-PT-208.tgz
mv Parking-PT-208 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 ;