Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fko/mcc2021-input.r170-oct2-162089287100112.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2021-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 gold2020
Input is PolyORBLF-PT-S02J04T06, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r170-oct2-162089287100112
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.9M
-rw-r--r-- 1 mcc users 58K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 246K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 83K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 418K May 10 09:43 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 7.1K Mar 28 16:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 35K Mar 28 16:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 8.3K Mar 28 16:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 41K Mar 28 16:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.0K Mar 27 09:19 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 30K Mar 27 09:19 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 25 11:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 43K Mar 25 11:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.6K Mar 22 09:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.4K Mar 22 09:16 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 10 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 862K May 5 16:51 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 PolyORBLF-PT-S02J04T06-ReachabilityFireability-00
FORMULA_NAME PolyORBLF-PT-S02J04T06-ReachabilityFireability-01
FORMULA_NAME PolyORBLF-PT-S02J04T06-ReachabilityFireability-02
FORMULA_NAME PolyORBLF-PT-S02J04T06-ReachabilityFireability-03
FORMULA_NAME PolyORBLF-PT-S02J04T06-ReachabilityFireability-04
FORMULA_NAME PolyORBLF-PT-S02J04T06-ReachabilityFireability-05
FORMULA_NAME PolyORBLF-PT-S02J04T06-ReachabilityFireability-06
FORMULA_NAME PolyORBLF-PT-S02J04T06-ReachabilityFireability-07
FORMULA_NAME PolyORBLF-PT-S02J04T06-ReachabilityFireability-08
FORMULA_NAME PolyORBLF-PT-S02J04T06-ReachabilityFireability-09
FORMULA_NAME PolyORBLF-PT-S02J04T06-ReachabilityFireability-10
FORMULA_NAME PolyORBLF-PT-S02J04T06-ReachabilityFireability-11
FORMULA_NAME PolyORBLF-PT-S02J04T06-ReachabilityFireability-12
FORMULA_NAME PolyORBLF-PT-S02J04T06-ReachabilityFireability-13
FORMULA_NAME PolyORBLF-PT-S02J04T06-ReachabilityFireability-14
FORMULA_NAME PolyORBLF-PT-S02J04T06-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1621379531651

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-18 23:12:13] [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]
[2021-05-18 23:12:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-18 23:12:13] [INFO ] Load time of PNML (sax parser for PT used): 103 ms
[2021-05-18 23:12:13] [INFO ] Transformed 476 places.
[2021-05-18 23:12:13] [INFO ] Transformed 920 transitions.
[2021-05-18 23:12:13] [INFO ] Parsed PT model containing 476 places and 920 transitions in 142 ms.
Ensure Unique test removed 96 transitions
Reduce redundant transitions removed 96 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 34 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties seen :[0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1]
FORMULA PolyORBLF-PT-S02J04T06-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T06-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T06-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T06-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T06-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T06-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T06-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T06-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T06-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T06-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T06-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 37 ms. (steps per millisecond=270 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 56 ms. (steps per millisecond=178 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 1 resets, run finished after 24 ms. (steps per millisecond=416 ) properties seen :[0, 1, 0, 0, 0]
FORMULA PolyORBLF-PT-S02J04T06-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 23 ms. (steps per millisecond=434 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 1 resets, run finished after 26 ms. (steps per millisecond=384 ) properties seen :[0, 0, 0, 0]
[2021-05-18 23:12:13] [INFO ] Flow matrix only has 812 transitions (discarded 12 similar events)
// Phase 1: matrix 812 rows 476 cols
[2021-05-18 23:12:13] [INFO ] Computed 46 place invariants in 45 ms
[2021-05-18 23:12:14] [INFO ] [Real]Absence check using 11 positive place invariants in 27 ms returned sat
[2021-05-18 23:12:14] [INFO ] [Real]Absence check using 11 positive and 35 generalized place invariants in 42 ms returned unsat
[2021-05-18 23:12:14] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2021-05-18 23:12:14] [INFO ] [Real]Absence check using 11 positive and 35 generalized place invariants in 56 ms returned sat
[2021-05-18 23:12:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:12:15] [INFO ] [Real]Absence check using state equation in 1347 ms returned sat
[2021-05-18 23:12:15] [INFO ] Solution in real domain found non-integer solution.
[2021-05-18 23:12:15] [INFO ] [Nat]Absence check using 11 positive place invariants in 20 ms returned sat
[2021-05-18 23:12:15] [INFO ] [Nat]Absence check using 11 positive and 35 generalized place invariants in 30 ms returned sat
[2021-05-18 23:12:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-18 23:12:17] [INFO ] [Nat]Absence check using state equation in 1509 ms returned sat
[2021-05-18 23:12:17] [INFO ] State equation strengthened by 78 read => feed constraints.
[2021-05-18 23:12:17] [INFO ] [Nat]Added 78 Read/Feed constraints in 321 ms returned sat
[2021-05-18 23:12:17] [INFO ] Computed and/alt/rep : 822/8230/810 causal constraints in 81 ms.
[2021-05-18 23:12:20] [INFO ] Added : 35 causal constraints over 7 iterations in 3035 ms. Result :(error "Solver has unexpectedly terminated")
[2021-05-18 23:12:20] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2021-05-18 23:12:20] [INFO ] [Real]Absence check using 11 positive and 35 generalized place invariants in 10 ms returned unsat
[2021-05-18 23:12:20] [INFO ] [Real]Absence check using 11 positive place invariants in 10 ms returned sat
[2021-05-18 23:12:20] [INFO ] [Real]Absence check using 11 positive and 35 generalized place invariants in 17 ms returned unsat
FORMULA PolyORBLF-PT-S02J04T06-ReachabilityFireability-14 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J04T06-ReachabilityFireability-08 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J04T06-ReachabilityFireability-00 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 7 out of 476 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 476/476 places, 824/824 transitions.
Ensure Unique test removed 2 places
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Iterating post reduction 0 with 50 rules applied. Total rules applied 50 place count 474 transition count 776
Reduce places removed 48 places and 0 transitions.
Iterating post reduction 1 with 48 rules applied. Total rules applied 98 place count 426 transition count 776
Performed 48 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 48 Pre rules applied. Total rules applied 98 place count 426 transition count 728
Deduced a syphon composed of 48 places in 3 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 2 with 96 rules applied. Total rules applied 194 place count 378 transition count 728
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 1 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 2 with 96 rules applied. Total rules applied 290 place count 330 transition count 680
Free-agglomeration rule (complex) applied 12 times.
Iterating global reduction 2 with 12 rules applied. Total rules applied 302 place count 330 transition count 668
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 314 place count 318 transition count 668
Applied a total of 314 rules in 161 ms. Remains 318 /476 variables (removed 158) and now considering 668/824 (removed 156) transitions.
[2021-05-18 23:12:21] [INFO ] Flow matrix only has 656 transitions (discarded 12 similar events)
// Phase 1: matrix 656 rows 318 cols
[2021-05-18 23:12:21] [INFO ] Computed 44 place invariants in 16 ms
[2021-05-18 23:12:22] [INFO ] Dead Transitions using invariants and state equation in 947 ms returned [578, 579, 580, 582, 584, 585, 586, 588, 589, 590, 591, 594, 595, 597, 599, 600, 601, 602, 603, 604, 605, 607, 611, 612, 613, 614, 615, 617, 618, 619, 621, 622, 623, 626, 627, 628, 629, 632, 633, 634, 635, 636, 637, 638, 641, 642, 643, 644, 645, 646, 648, 650, 651, 652, 653, 654, 656, 657, 658, 659, 660, 661, 663, 665, 666, 667]
Found 66 dead transitions using SMT.
Drop transitions removed 66 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 66 transitions :[667, 666, 665, 663, 661, 660, 659, 658, 657, 656, 654, 653, 652, 651, 650, 648, 646, 645, 644, 643, 642, 641, 638, 637, 636, 635, 634, 633, 632, 629, 628, 627, 626, 623, 622, 621, 619, 618, 617, 615, 614, 613, 612, 611, 607, 605, 604, 603, 602, 601, 600, 599, 597, 595, 594, 591, 590, 589, 588, 586, 585, 584, 582, 580, 579, 578]
Starting structural reductions, iteration 1 : 318/476 places, 602/824 transitions.
Reduce places removed 1 places and 12 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 317 transition count 590
Reduce places removed 12 places and 12 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 13 place count 305 transition count 578
Deduced a syphon composed of 1 places in 1 ms
Applied a total of 13 rules in 59 ms. Remains 305 /318 variables (removed 13) and now considering 578/602 (removed 24) transitions.
Finished structural reductions, in 2 iterations. Remains : 305/476 places, 578/824 transitions.
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
FORMULA PolyORBLF-PT-S02J04T06-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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="PolyORBLF-PT-S02J04T06"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="gold2020"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# 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 gold2020"
echo " Input is PolyORBLF-PT-S02J04T06, 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 r170-oct2-162089287100112"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S02J04T06.tgz
mv PolyORBLF-PT-S02J04T06 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 ;