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.r182-oct2-158987913700319.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 BridgeAndVehicles-PT-V20P10N20, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r182-oct2-158987913700319
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.1M
-rw-r--r-- 1 mcc users 5.0K Mar 26 02:23 CTLCardinality.txt
-rw-r--r-- 1 mcc users 20K Mar 26 02:23 CTLCardinality.xml
-rw-r--r-- 1 mcc users 94K Mar 25 20:52 CTLFireability.txt
-rw-r--r-- 1 mcc users 275K Mar 25 20:52 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 6.4K Apr 8 14:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 34K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 45K Apr 8 14:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 142K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.4K Mar 25 17:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 31K Mar 25 17:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 74K Mar 25 12:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 215K Mar 25 12:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.3K Mar 25 17:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.8K Mar 25 17:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 1.1M 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 BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-00
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-01
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-02
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-03
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-04
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-05
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-06
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-07
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-08
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-09
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-10
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-11
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-12
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-13
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-14
FORMULA_NAME BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591143514719

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 00:18:36] [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 00:18:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 00:18:37] [INFO ] Load time of PNML (sax parser for PT used): 113 ms
[2020-06-03 00:18:37] [INFO ] Transformed 78 places.
[2020-06-03 00:18:37] [INFO ] Transformed 968 transitions.
[2020-06-03 00:18:37] [INFO ] Parsed PT model containing 78 places and 968 transitions in 151 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 95 ms.
Working with output stream class java.io.PrintStream
FORMULA BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 57 resets, run finished after 300 ms. (steps per millisecond=33 ) properties seen :[1, 0, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0]
FORMULA BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 22 resets, run finished after 567 ms. (steps per millisecond=17 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 185 ms. (steps per millisecond=54 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 22 resets, run finished after 103 ms. (steps per millisecond=97 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 98 ms. (steps per millisecond=102 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 1, 0, 0]
FORMULA BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 93 ms. (steps per millisecond=107 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 86 ms. (steps per millisecond=116 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 100 ms. (steps per millisecond=100 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 84 ms. (steps per millisecond=119 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 83 ms. (steps per millisecond=120 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
[2020-06-03 00:18:38] [INFO ] Flow matrix only has 170 transitions (discarded 798 similar events)
// Phase 1: matrix 170 rows 78 cols
[2020-06-03 00:18:38] [INFO ] Computed 7 place invariants in 7 ms
[2020-06-03 00:18:39] [INFO ] [Real]Absence check using 7 positive place invariants in 20 ms returned unsat
[2020-06-03 00:18:39] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned unsat
[2020-06-03 00:18:39] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned unsat
[2020-06-03 00:18:39] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned sat
[2020-06-03 00:18:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 00:18:39] [INFO ] [Real]Absence check using state equation in 66 ms returned sat
[2020-06-03 00:18:39] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 00:18:39] [INFO ] [Nat]Absence check using 7 positive place invariants in 13 ms returned sat
[2020-06-03 00:18:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 00:18:39] [INFO ] [Nat]Absence check using state equation in 74 ms returned sat
[2020-06-03 00:18:39] [INFO ] State equation strengthened by 42 read => feed constraints.
[2020-06-03 00:18:39] [INFO ] [Nat]Added 42 Read/Feed constraints in 29 ms returned sat
[2020-06-03 00:18:39] [INFO ] Computed and/alt/rep : 965/22439/167 causal constraints in 100 ms.
[2020-06-03 00:18:44] [INFO ] Added : 158 causal constraints over 32 iterations in 4828 ms. Result :unknown
[2020-06-03 00:18:44] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned sat
[2020-06-03 00:18:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 00:18:44] [INFO ] [Real]Absence check using state equation in 42 ms returned sat
[2020-06-03 00:18:44] [INFO ] [Real]Added 42 Read/Feed constraints in 19 ms returned sat
[2020-06-03 00:18:44] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 00:18:44] [INFO ] [Nat]Absence check using 7 positive place invariants in 9 ms returned sat
[2020-06-03 00:18:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 00:18:44] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2020-06-03 00:18:44] [INFO ] [Nat]Added 42 Read/Feed constraints in 20 ms returned sat
[2020-06-03 00:18:44] [INFO ] Computed and/alt/rep : 965/22439/167 causal constraints in 52 ms.
[2020-06-03 00:18:46] [INFO ] Added : 137 causal constraints over 28 iterations in 1513 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 81 ms.
[2020-06-03 00:18:46] [INFO ] [Real]Absence check using 7 positive place invariants in 40 ms returned sat
[2020-06-03 00:18:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 00:18:46] [INFO ] [Real]Absence check using state equation in 58 ms returned sat
[2020-06-03 00:18:46] [INFO ] [Real]Added 42 Read/Feed constraints in 9 ms returned sat
[2020-06-03 00:18:46] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 00:18:46] [INFO ] [Nat]Absence check using 7 positive place invariants in 4 ms returned sat
[2020-06-03 00:18:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 00:18:46] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2020-06-03 00:18:46] [INFO ] [Nat]Added 42 Read/Feed constraints in 16 ms returned sat
[2020-06-03 00:18:46] [INFO ] Computed and/alt/rep : 965/22439/167 causal constraints in 64 ms.
[2020-06-03 00:18:48] [INFO ] Added : 143 causal constraints over 29 iterations in 1825 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 48 ms.
[2020-06-03 00:18:48] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned unsat
[2020-06-03 00:18:48] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned unsat
[2020-06-03 00:18:48] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2020-06-03 00:18:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 00:18:48] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2020-06-03 00:18:48] [INFO ] [Real]Added 42 Read/Feed constraints in 7 ms returned sat
[2020-06-03 00:18:48] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 00:18:48] [INFO ] [Nat]Absence check using 7 positive place invariants in 42 ms returned sat
[2020-06-03 00:18:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 00:18:48] [INFO ] [Nat]Absence check using state equation in 238 ms returned sat
[2020-06-03 00:18:48] [INFO ] [Nat]Added 42 Read/Feed constraints in 44 ms returned sat
[2020-06-03 00:18:48] [INFO ] Computed and/alt/rep : 965/22439/167 causal constraints in 33 ms.
[2020-06-03 00:18:50] [INFO ] Added : 139 causal constraints over 30 iterations in 1827 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 100 ms.
FORMULA BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-14 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-12 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-08 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-05 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-01 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 175300 steps, including 1852 resets, run finished after 657 ms. (steps per millisecond=266 ) properties seen :[0, 0, 0, 0] could not realise parikh vector
Incomplete Parikh walk after 95800 steps, including 1376 resets, run finished after 408 ms. (steps per millisecond=234 ) properties seen :[0, 0, 0, 0] could not realise parikh vector
Incomplete Parikh walk after 172600 steps, including 1775 resets, run finished after 608 ms. (steps per millisecond=283 ) properties seen :[0, 0, 0, 0] could not realise parikh vector
Incomplete Parikh walk after 1037200 steps, including 6959 resets, run finished after 3788 ms. (steps per millisecond=273 ) properties seen :[0, 0, 0, 0] could not realise parikh vector
Support contains 26 out of 78 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 78/78 places, 968/968 transitions.
Discarding 2 places :
Also discarding 0 output transitions
Graph (complete) has 642 edges and 78 vertex of which 76 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.41 ms
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 76 transition count 968
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 75 transition count 967
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 7 place count 73 transition count 966
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 9 place count 72 transition count 965
Applied a total of 9 rules in 279 ms. Remains 72 /78 variables (removed 6) and now considering 965/968 (removed 3) transitions.
Finished structural reductions, in 1 iterations. Remains : 72/78 places, 965/968 transitions.
Incomplete random walk after 1000000 steps, including 7956 resets, run finished after 3238 ms. (steps per millisecond=308 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 3914 resets, run finished after 1747 ms. (steps per millisecond=572 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 1000000 steps, including 3485 resets, run finished after 1368 ms. (steps per millisecond=730 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 1000000 steps, including 3506 resets, run finished after 1454 ms. (steps per millisecond=687 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 3302 resets, run finished after 1281 ms. (steps per millisecond=780 ) properties seen :[0, 0, 0, 0]
Finished probabilistic random walk after 772334 steps, run visited all 4 properties in 1860 ms. (steps per millisecond=415 )
Probabilistic random walk after 772334 steps, saw 212354 distinct states, run finished after 1860 ms. (steps per millisecond=415 ) properties seen :[1, 1, 1, 1]
FORMULA BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA BridgeAndVehicles-PT-V20P10N20-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_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="BridgeAndVehicles-PT-V20P10N20"
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 BridgeAndVehicles-PT-V20P10N20, 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 r182-oct2-158987913700319"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V20P10N20.tgz
mv BridgeAndVehicles-PT-V20P10N20 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 ;