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-oct2-162089286900003.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 PhilosophersDyn-COL-03, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r170-oct2-162089286900003
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 392K
-rw-r--r-- 1 mcc users 13K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 96K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 13K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 99K 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 3.7K Mar 28 16:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 28 16:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 28 16:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 28 16:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K Mar 27 09:18 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 14K Mar 27 09:18 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 25 11:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 25 11:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 22 09:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 22 09:16 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 5 16:51 equiv_pt
-rw-r--r-- 1 mcc users 3 May 5 16:51 instance
-rw-r--r-- 1 mcc users 5 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 31K 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 PhilosophersDyn-COL-03-ReachabilityCardinality-00
FORMULA_NAME PhilosophersDyn-COL-03-ReachabilityCardinality-01
FORMULA_NAME PhilosophersDyn-COL-03-ReachabilityCardinality-02
FORMULA_NAME PhilosophersDyn-COL-03-ReachabilityCardinality-03
FORMULA_NAME PhilosophersDyn-COL-03-ReachabilityCardinality-04
FORMULA_NAME PhilosophersDyn-COL-03-ReachabilityCardinality-05
FORMULA_NAME PhilosophersDyn-COL-03-ReachabilityCardinality-06
FORMULA_NAME PhilosophersDyn-COL-03-ReachabilityCardinality-07
FORMULA_NAME PhilosophersDyn-COL-03-ReachabilityCardinality-08
FORMULA_NAME PhilosophersDyn-COL-03-ReachabilityCardinality-09
FORMULA_NAME PhilosophersDyn-COL-03-ReachabilityCardinality-10
FORMULA_NAME PhilosophersDyn-COL-03-ReachabilityCardinality-11
FORMULA_NAME PhilosophersDyn-COL-03-ReachabilityCardinality-12
FORMULA_NAME PhilosophersDyn-COL-03-ReachabilityCardinality-13
FORMULA_NAME PhilosophersDyn-COL-03-ReachabilityCardinality-14
FORMULA_NAME PhilosophersDyn-COL-03-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1621372012503

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-18 21:06:55] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2021-05-18 21:06:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-18 21:06:55] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
[2021-05-18 21:06:55] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 573 ms
[2021-05-18 21:06:55] [INFO ] sort/places :
Neighbourhood->Neighbourhood,
Philosopher->Outside,Think,Forks,WaitLeft,WaitRight,HasLeft,HasRight,

[2021-05-18 21:06:55] [INFO ] Imported 8 HL places and 7 HL transitions for a total of 30 PT places and 87.0 transition bindings in 37 ms.
[2021-05-18 21:06:55] [INFO ] Computed order based on color domains.
[2021-05-18 21:06:55] [INFO ] Unfolded HLPN to a Petri net with 30 places and 84 transitions in 9 ms.
[2021-05-18 21:06:55] [INFO ] Unfolded HLPN properties in 0 ms.
[2021-05-18 21:06:55] [INFO ] Initial state test concluded for 8 properties.
Ensure Unique test removed 3 transitions
Reduce redundant transitions removed 3 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 56 ms.
Working with output stream class java.io.PrintStream
FORMULA PhilosophersDyn-COL-03-ReachabilityCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhilosophersDyn-COL-03-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhilosophersDyn-COL-03-ReachabilityCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhilosophersDyn-COL-03-ReachabilityCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhilosophersDyn-COL-03-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhilosophersDyn-COL-03-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhilosophersDyn-COL-03-ReachabilityCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhilosophersDyn-COL-03-ReachabilityCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 1431 resets, run finished after 53 ms. (steps per millisecond=188 ) properties seen :[1, 1, 1, 0, 1, 1, 0, 1]
FORMULA PhilosophersDyn-COL-03-ReachabilityCardinality-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PhilosophersDyn-COL-03-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PhilosophersDyn-COL-03-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PhilosophersDyn-COL-03-ReachabilityCardinality-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PhilosophersDyn-COL-03-ReachabilityCardinality-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PhilosophersDyn-COL-03-ReachabilityCardinality-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 299 resets, run finished after 17 ms. (steps per millisecond=588 ) properties seen :[0, 0]
Incomplete Best-First random walk after 10000 steps, including 364 resets, run finished after 17 ms. (steps per millisecond=588 ) properties seen :[0, 0]
[2021-05-18 21:06:55] [INFO ] Flow matrix only has 57 transitions (discarded 24 similar events)
// Phase 1: matrix 57 rows 30 cols
[2021-05-18 21:06:55] [INFO ] Computed 11 place invariants in 3 ms
[2021-05-18 21:06:56] [INFO ] [Real]Absence check using 10 positive place invariants in 17 ms returned sat
[2021-05-18 21:06:56] [INFO ] [Real]Absence check using 10 positive and 1 generalized place invariants in 4 ms returned sat
[2021-05-18 21:06:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 21:06:56] [INFO ] [Real]Absence check using state equation in 117 ms returned sat
[2021-05-18 21:06:56] [INFO ] Solution in real domain found non-integer solution.
[2021-05-18 21:06:56] [INFO ] [Nat]Absence check using 10 positive place invariants in 135 ms returned sat
[2021-05-18 21:06:56] [INFO ] [Nat]Absence check using 10 positive and 1 generalized place invariants in 27 ms returned sat
[2021-05-18 21:06:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-18 21:06:56] [INFO ] [Nat]Absence check using state equation in 272 ms returned sat
[2021-05-18 21:06:56] [INFO ] State equation strengthened by 36 read => feed constraints.
[2021-05-18 21:06:56] [INFO ] [Nat]Added 36 Read/Feed constraints in 35 ms returned sat
[2021-05-18 21:06:57] [INFO ] Computed and/alt/rep : 78/1419/54 causal constraints in 55 ms.
[2021-05-18 21:06:57] [INFO ] Added : 34 causal constraints over 7 iterations in 364 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 10 ms.
[2021-05-18 21:06:57] [INFO ] [Real]Absence check using 10 positive place invariants in 65 ms returned sat
[2021-05-18 21:06:57] [INFO ] [Real]Absence check using 10 positive and 1 generalized place invariants in 32 ms returned unsat
FORMULA PhilosophersDyn-COL-03-ReachabilityCardinality-11 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 5100 steps, including 797 resets, run finished after 20 ms. (steps per millisecond=255 ) properties seen :[0] could not realise parikh vector
Support contains 24 out of 30 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 30/30 places, 81/81 transitions.
Applied a total of 0 rules in 45 ms. Remains 30 /30 variables (removed 0) and now considering 81/81 (removed 0) transitions.
[2021-05-18 21:06:57] [INFO ] Flow matrix only has 57 transitions (discarded 24 similar events)
// Phase 1: matrix 57 rows 30 cols
[2021-05-18 21:06:57] [INFO ] Computed 11 place invariants in 1 ms
[2021-05-18 21:06:57] [INFO ] Dead Transitions using invariants and state equation in 94 ms returned [3, 6, 7, 9, 11, 12, 13, 16, 19, 20, 21, 23, 25, 26, 29, 30, 33, 34, 36, 38, 39, 40, 43, 46, 47, 48, 50, 52, 53, 56]
Found 30 dead transitions using SMT.
Drop transitions removed 30 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 30 transitions :[56, 53, 52, 50, 48, 47, 46, 43, 40, 39, 38, 36, 34, 33, 30, 29, 26, 25, 23, 21, 20, 19, 16, 13, 12, 11, 9, 7, 6, 3]
Starting structural reductions, iteration 1 : 30/30 places, 51/81 transitions.
Applied a total of 0 rules in 2 ms. Remains 30 /30 variables (removed 0) and now considering 51/51 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 30/30 places, 51/81 transitions.
Incomplete random walk after 1000000 steps, including 143067 resets, run finished after 1173 ms. (steps per millisecond=852 ) properties seen :[0]
Incomplete Best-First random walk after 1000001 steps, including 29035 resets, run finished after 733 ms. (steps per millisecond=1364 ) properties seen :[0]
Probably explored full state space saw : 325 states, properties seen :[0]
Probabilistic random walk after 1090 steps, saw 325 distinct states, run finished after 10 ms. (steps per millisecond=109 ) properties seen :[0]
Explored full state space saw : 325 states, properties seen :[0]
Exhaustive walk after 1090 steps, saw 325 distinct states, run finished after 2 ms. (steps per millisecond=545 ) properties seen :[0]
FORMULA PhilosophersDyn-COL-03-ReachabilityCardinality-06 TRUE TECHNIQUES TOPOLOGICAL EXHAUSTIVE_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="PhilosophersDyn-COL-03"
export BK_EXAMINATION="ReachabilityCardinality"
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 PhilosophersDyn-COL-03, examination is ReachabilityCardinality"
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-oct2-162089286900003"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PhilosophersDyn-COL-03.tgz
mv PhilosophersDyn-COL-03 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;