Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r151-tall-162089151400304.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2021-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.................
=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2020
Input is Peterson-PT-2, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r151-tall-162089151400304
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 79K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 360K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 52K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 257K 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 6.5K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 8.4K Mar 28 16:24 LTLCardinality.txt
-rw-r--r-- 1 mcc users 38K Mar 28 16:24 LTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Mar 28 16:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 31K Mar 28 16:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.4K Mar 27 06:59 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 27 06:59 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.5K Mar 25 08:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 38K Mar 25 08:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.8K Mar 22 09:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 6.1K Mar 22 09:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 2 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 100K 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 Peterson-PT-2-ReachabilityFireability-00
FORMULA_NAME Peterson-PT-2-ReachabilityFireability-01
FORMULA_NAME Peterson-PT-2-ReachabilityFireability-02
FORMULA_NAME Peterson-PT-2-ReachabilityFireability-03
FORMULA_NAME Peterson-PT-2-ReachabilityFireability-04
FORMULA_NAME Peterson-PT-2-ReachabilityFireability-05
FORMULA_NAME Peterson-PT-2-ReachabilityFireability-06
FORMULA_NAME Peterson-PT-2-ReachabilityFireability-07
FORMULA_NAME Peterson-PT-2-ReachabilityFireability-08
FORMULA_NAME Peterson-PT-2-ReachabilityFireability-09
FORMULA_NAME Peterson-PT-2-ReachabilityFireability-10
FORMULA_NAME Peterson-PT-2-ReachabilityFireability-11
FORMULA_NAME Peterson-PT-2-ReachabilityFireability-12
FORMULA_NAME Peterson-PT-2-ReachabilityFireability-13
FORMULA_NAME Peterson-PT-2-ReachabilityFireability-14
FORMULA_NAME Peterson-PT-2-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1621024610984

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-14 20:36:52] [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]
[2021-05-14 20:36:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-14 20:36:52] [INFO ] Load time of PNML (sax parser for PT used): 50 ms
[2021-05-14 20:36:52] [INFO ] Transformed 102 places.
[2021-05-14 20:36:52] [INFO ] Transformed 126 transitions.
[2021-05-14 20:36:52] [INFO ] Found NUPN structural information;
[2021-05-14 20:36:52] [INFO ] Parsed PT model containing 102 places and 126 transitions in 91 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 23 ms.
Working with output stream class java.io.PrintStream
FORMULA Peterson-PT-2-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Peterson-PT-2-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 0 resets, run finished after 95 ms. (steps per millisecond=105 ) properties seen :[0, 0, 1, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0]
FORMULA Peterson-PT-2-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-PT-2-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Peterson-PT-2-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 47 ms. (steps per millisecond=212 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 78 ms. (steps per millisecond=128 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 29 ms. (steps per millisecond=344 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 67 ms. (steps per millisecond=149 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 23 ms. (steps per millisecond=434 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 16 ms. (steps per millisecond=625 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 13 ms. (steps per millisecond=769 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 13 ms. (steps per millisecond=769 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 12 ms. (steps per millisecond=833 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 11 ms. (steps per millisecond=909 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 12 ms. (steps per millisecond=833 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0]
FORMULA Peterson-PT-2-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2021-05-14 20:36:53] [INFO ] Flow matrix only has 120 transitions (discarded 6 similar events)
// Phase 1: matrix 120 rows 102 cols
[2021-05-14 20:36:53] [INFO ] Computed 11 place invariants in 6 ms
[2021-05-14 20:36:53] [INFO ] [Real]Absence check using 8 positive place invariants in 15 ms returned sat
[2021-05-14 20:36:53] [INFO ] [Real]Absence check using 8 positive and 3 generalized place invariants in 2 ms returned sat
[2021-05-14 20:36:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-14 20:36:53] [INFO ] [Real]Absence check using state equation in 72 ms returned sat
[2021-05-14 20:36:53] [INFO ] State equation strengthened by 26 read => feed constraints.
[2021-05-14 20:36:53] [INFO ] [Real]Added 26 Read/Feed constraints in 5 ms returned sat
[2021-05-14 20:36:53] [INFO ] Solution in real domain found non-integer solution.
[2021-05-14 20:36:53] [INFO ] [Nat]Absence check using 8 positive place invariants in 17 ms returned sat
[2021-05-14 20:36:53] [INFO ] [Nat]Absence check using 8 positive and 3 generalized place invariants in 1 ms returned sat
[2021-05-14 20:36:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-14 20:36:53] [INFO ] [Nat]Absence check using state equation in 62 ms returned sat
[2021-05-14 20:36:53] [INFO ] [Nat]Added 26 Read/Feed constraints in 5 ms returned sat
[2021-05-14 20:36:53] [INFO ] Deduced a trap composed of 11 places in 60 ms
[2021-05-14 20:36:53] [INFO ] Deduced a trap composed of 22 places in 28 ms
[2021-05-14 20:36:53] [INFO ] Deduced a trap composed of 22 places in 28 ms
[2021-05-14 20:36:53] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 148 ms
[2021-05-14 20:36:53] [INFO ] Computed and/alt/rep : 123/264/117 causal constraints in 10 ms.
[2021-05-14 20:36:54] [INFO ] Added : 92 causal constraints over 19 iterations in 189 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 6 ms.
[2021-05-14 20:36:54] [INFO ] [Real]Absence check using 8 positive place invariants in 12 ms returned unsat
[2021-05-14 20:36:54] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2021-05-14 20:36:54] [INFO ] [Real]Absence check using 8 positive and 3 generalized place invariants in 1 ms returned sat
[2021-05-14 20:36:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-14 20:36:54] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2021-05-14 20:36:54] [INFO ] [Real]Added 26 Read/Feed constraints in 7 ms returned sat
[2021-05-14 20:36:54] [INFO ] Solution in real domain found non-integer solution.
[2021-05-14 20:36:54] [INFO ] [Nat]Absence check using 8 positive place invariants in 12 ms returned sat
[2021-05-14 20:36:54] [INFO ] [Nat]Absence check using 8 positive and 3 generalized place invariants in 2 ms returned sat
[2021-05-14 20:36:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-14 20:36:54] [INFO ] [Nat]Absence check using state equation in 52 ms returned sat
[2021-05-14 20:36:54] [INFO ] [Nat]Added 26 Read/Feed constraints in 5 ms returned sat
[2021-05-14 20:36:54] [INFO ] Deduced a trap composed of 8 places in 31 ms
[2021-05-14 20:36:54] [INFO ] Deduced a trap composed of 22 places in 24 ms
[2021-05-14 20:36:54] [INFO ] Deduced a trap composed of 22 places in 23 ms
[2021-05-14 20:36:54] [INFO ] Deduced a trap composed of 15 places in 31 ms
[2021-05-14 20:36:54] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 138 ms
[2021-05-14 20:36:54] [INFO ] Computed and/alt/rep : 123/264/117 causal constraints in 9 ms.
[2021-05-14 20:36:54] [INFO ] Added : 117 causal constraints over 24 iterations in 190 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 4 ms.
[2021-05-14 20:36:54] [INFO ] [Real]Absence check using 8 positive place invariants in 8 ms returned unsat
[2021-05-14 20:36:54] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned unsat
[2021-05-14 20:36:54] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned unsat
[2021-05-14 20:36:54] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2021-05-14 20:36:54] [INFO ] [Real]Absence check using 8 positive and 3 generalized place invariants in 2 ms returned sat
[2021-05-14 20:36:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-14 20:36:54] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2021-05-14 20:36:54] [INFO ] [Real]Added 26 Read/Feed constraints in 2 ms returned sat
[2021-05-14 20:36:54] [INFO ] Solution in real domain found non-integer solution.
[2021-05-14 20:36:54] [INFO ] [Nat]Absence check using 8 positive place invariants in 8 ms returned sat
[2021-05-14 20:36:54] [INFO ] [Nat]Absence check using 8 positive and 3 generalized place invariants in 1 ms returned sat
[2021-05-14 20:36:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-14 20:36:54] [INFO ] [Nat]Absence check using state equation in 52 ms returned sat
[2021-05-14 20:36:54] [INFO ] [Nat]Added 26 Read/Feed constraints in 4 ms returned sat
[2021-05-14 20:36:54] [INFO ] Deduced a trap composed of 38 places in 22 ms
[2021-05-14 20:36:54] [INFO ] Deduced a trap composed of 29 places in 25 ms
[2021-05-14 20:36:54] [INFO ] Deduced a trap composed of 11 places in 31 ms
[2021-05-14 20:36:54] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 3 trap constraints in 92 ms
[2021-05-14 20:36:54] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned unsat
[2021-05-14 20:36:55] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned unsat
[2021-05-14 20:36:55] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned unsat
FORMULA Peterson-PT-2-ReachabilityFireability-15 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Peterson-PT-2-ReachabilityFireability-13 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Peterson-PT-2-ReachabilityFireability-12 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Peterson-PT-2-ReachabilityFireability-10 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Peterson-PT-2-ReachabilityFireability-09 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Peterson-PT-2-ReachabilityFireability-08 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Peterson-PT-2-ReachabilityFireability-07 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Peterson-PT-2-ReachabilityFireability-02 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 23200 steps, including 430 resets, run finished after 81 ms. (steps per millisecond=286 ) properties seen :[0, 0] could not realise parikh vector
Incomplete Parikh walk after 11300 steps, including 499 resets, run finished after 35 ms. (steps per millisecond=322 ) properties seen :[0, 0] could not realise parikh vector
Support contains 21 out of 102 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 102/102 places, 126/126 transitions.
Performed 35 Post agglomeration using F-continuation condition.Transition count delta: 35
Iterating post reduction 0 with 35 rules applied. Total rules applied 35 place count 102 transition count 91
Reduce places removed 35 places and 0 transitions.
Iterating post reduction 1 with 35 rules applied. Total rules applied 70 place count 67 transition count 91
Performed 13 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 13 Pre rules applied. Total rules applied 70 place count 67 transition count 78
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 2 with 26 rules applied. Total rules applied 96 place count 54 transition count 78
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 102 place count 51 transition count 75
Applied a total of 102 rules in 21 ms. Remains 51 /102 variables (removed 51) and now considering 75/126 (removed 51) transitions.
Finished structural reductions, in 1 iterations. Remains : 51/102 places, 75/126 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 1985 ms. (steps per millisecond=503 ) properties seen :[0, 0]
Incomplete Best-First random walk after 1000000 steps, including 0 resets, run finished after 1379 ms. (steps per millisecond=725 ) properties seen :[0, 0]
Incomplete Best-First random walk after 1000000 steps, including 0 resets, run finished after 1096 ms. (steps per millisecond=912 ) properties seen :[0, 0]
Finished probabilistic random walk after 2261 steps, run visited all 2 properties in 11 ms. (steps per millisecond=205 )
Probabilistic random walk after 2261 steps, saw 566 distinct states, run finished after 11 ms. (steps per millisecond=205 ) properties seen :[1, 1]
FORMULA Peterson-PT-2-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA Peterson-PT-2-ReachabilityFireability-00 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="Peterson-PT-2"
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 Peterson-PT-2, 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 r151-tall-162089151400304"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Peterson-PT-2.tgz
mv Peterson-PT-2 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 ;