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-162089151100124.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 NoC3x3-PT-2A, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r151-tall-162089151100124
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 500K
-rw-r--r-- 1 mcc users 13K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 129K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.6K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 89K 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 6.1K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.1K Mar 28 16:22 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Mar 28 16:22 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.8K Mar 28 16:22 LTLFireability.txt
-rw-r--r-- 1 mcc users 14K Mar 28 16:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.1K Mar 27 06:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 15K Mar 27 06:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 25 07:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 12K Mar 25 07:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Mar 22 09:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 22 09:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 3 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 127K 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 NoC3x3-PT-2A-ReachabilityFireability-00
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-01
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-02
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-03
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-04
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-05
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-06
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-07
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-08
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-09
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-10
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-11
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-12
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-13
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-14
FORMULA_NAME NoC3x3-PT-2A-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1620991820975

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-14 11:30:22] [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]
[2021-05-14 11:30:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-14 11:30:22] [INFO ] Load time of PNML (sax parser for PT used): 75 ms
[2021-05-14 11:30:22] [INFO ] Transformed 361 places.
[2021-05-14 11:30:22] [INFO ] Transformed 428 transitions.
[2021-05-14 11:30:22] [INFO ] Found NUPN structural information;
[2021-05-14 11:30:22] [INFO ] Parsed PT model containing 361 places and 428 transitions in 117 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 20 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 99 ms. (steps per millisecond=101 ) properties seen :[1, 0, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0]
FORMULA NoC3x3-PT-2A-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA NoC3x3-PT-2A-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 29 ms. (steps per millisecond=344 ) properties seen :[0, 1, 0, 0]
FORMULA NoC3x3-PT-2A-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 44 ms. (steps per millisecond=227 ) properties seen :[0, 1, 0]
FORMULA NoC3x3-PT-2A-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 27 ms. (steps per millisecond=370 ) properties seen :[0, 0]
[2021-05-14 11:30:22] [INFO ] Flow matrix only has 377 transitions (discarded 51 similar events)
// Phase 1: matrix 377 rows 361 cols
[2021-05-14 11:30:23] [INFO ] Computed 127 place invariants in 24 ms
[2021-05-14 11:30:23] [INFO ] [Real]Absence check using 76 positive place invariants in 43 ms returned sat
[2021-05-14 11:30:23] [INFO ] [Real]Absence check using 76 positive and 51 generalized place invariants in 31 ms returned sat
[2021-05-14 11:30:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-14 11:30:23] [INFO ] [Real]Absence check using state equation in 361 ms returned sat
[2021-05-14 11:30:23] [INFO ] State equation strengthened by 36 read => feed constraints.
[2021-05-14 11:30:23] [INFO ] [Real]Added 36 Read/Feed constraints in 8 ms returned sat
[2021-05-14 11:30:23] [INFO ] Computed and/alt/rep : 427/2440/376 causal constraints in 28 ms.
[2021-05-14 11:30:23] [INFO ] Solution in real domain found non-integer solution.
[2021-05-14 11:30:23] [INFO ] [Nat]Absence check using 76 positive place invariants in 39 ms returned sat
[2021-05-14 11:30:23] [INFO ] [Nat]Absence check using 76 positive and 51 generalized place invariants in 21 ms returned sat
[2021-05-14 11:30:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-14 11:30:24] [INFO ] [Nat]Absence check using state equation in 353 ms returned sat
[2021-05-14 11:30:24] [INFO ] [Nat]Added 36 Read/Feed constraints in 7 ms returned sat
[2021-05-14 11:30:24] [INFO ] Computed and/alt/rep : 427/2440/376 causal constraints in 31 ms.
[2021-05-14 11:30:26] [INFO ] Added : 314 causal constraints over 63 iterations in 1965 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 30 ms.
[2021-05-14 11:30:26] [INFO ] [Real]Absence check using 76 positive place invariants in 31 ms returned sat
[2021-05-14 11:30:26] [INFO ] [Real]Absence check using 76 positive and 51 generalized place invariants in 19 ms returned sat
[2021-05-14 11:30:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-14 11:30:26] [INFO ] [Real]Absence check using state equation in 335 ms returned sat
[2021-05-14 11:30:26] [INFO ] [Real]Added 36 Read/Feed constraints in 10 ms returned sat
[2021-05-14 11:30:26] [INFO ] Computed and/alt/rep : 427/2440/376 causal constraints in 28 ms.
[2021-05-14 11:30:26] [INFO ] Solution in real domain found non-integer solution.
[2021-05-14 11:30:27] [INFO ] [Nat]Absence check using 76 positive place invariants in 36 ms returned sat
[2021-05-14 11:30:27] [INFO ] [Nat]Absence check using 76 positive and 51 generalized place invariants in 20 ms returned sat
[2021-05-14 11:30:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-14 11:30:27] [INFO ] [Nat]Absence check using state equation in 369 ms returned sat
[2021-05-14 11:30:27] [INFO ] [Nat]Added 36 Read/Feed constraints in 13 ms returned sat
[2021-05-14 11:30:27] [INFO ] Computed and/alt/rep : 427/2440/376 causal constraints in 28 ms.
[2021-05-14 11:30:29] [INFO ] Added : 320 causal constraints over 64 iterations in 1921 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 24 ms.
Incomplete Parikh walk after 44700 steps, including 242 resets, run finished after 250 ms. (steps per millisecond=178 ) properties seen :[0, 1] could not realise parikh vector
FORMULA NoC3x3-PT-2A-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Incomplete Parikh walk after 44300 steps, including 306 resets, run finished after 196 ms. (steps per millisecond=226 ) properties seen :[0] could not realise parikh vector
Support contains 9 out of 361 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 361/361 places, 428/428 transitions.
Ensure Unique test removed 24 places
Drop transitions removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: 23
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 337 transition count 396
Reduce places removed 23 places and 0 transitions.
Iterating post reduction 1 with 23 rules applied. Total rules applied 79 place count 314 transition count 396
Symmetric choice reduction at 2 with 87 rule applications. Total rules 166 place count 314 transition count 396
Deduced a syphon composed of 87 places in 1 ms
Reduce places removed 87 places and 89 transitions.
Iterating global reduction 2 with 174 rules applied. Total rules applied 340 place count 227 transition count 307
Ensure Unique test removed 37 places
Ensure Unique test removed 67 transitions
Reduce isomorphic transitions removed 67 transitions.
Performed 35 Post agglomeration using F-continuation condition.Transition count delta: 35
Iterating post reduction 2 with 139 rules applied. Total rules applied 479 place count 190 transition count 205
Reduce places removed 35 places and 0 transitions.
Iterating post reduction 3 with 35 rules applied. Total rules applied 514 place count 155 transition count 205
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 4 with 3 rules applied. Total rules applied 517 place count 155 transition count 202
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 520 place count 152 transition count 202
Partial Free-agglomeration rule applied 17 times.
Drop transitions removed 17 transitions
Iterating global reduction 5 with 17 rules applied. Total rules applied 537 place count 152 transition count 202
Drop transitions removed 11 transitions
Redundant transition composition rules discarded 11 transitions
Iterating global reduction 5 with 11 rules applied. Total rules applied 548 place count 152 transition count 191
Applied a total of 548 rules in 76 ms. Remains 152 /361 variables (removed 209) and now considering 191/428 (removed 237) transitions.
Finished structural reductions, in 1 iterations. Remains : 152/361 places, 191/428 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 3883 ms. (steps per millisecond=257 ) properties seen :[0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 1515 ms. (steps per millisecond=660 ) properties seen :[0]
Interrupted probabilistic random walk after 11394901 steps, run timeout after 30001 ms. (steps per millisecond=379 ) properties seen :[0]
Probabilistic random walk after 11394901 steps, saw 386051 distinct states, run finished after 30001 ms. (steps per millisecond=379 ) properties seen :[0]
[2021-05-14 11:31:05] [INFO ] Flow matrix only has 173 transitions (discarded 18 similar events)
// Phase 1: matrix 173 rows 152 cols
[2021-05-14 11:31:05] [INFO ] Computed 66 place invariants in 1 ms
[2021-05-14 11:31:05] [INFO ] [Real]Absence check using 66 positive place invariants in 19 ms returned sat
[2021-05-14 11:31:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-14 11:31:05] [INFO ] [Real]Absence check using state equation in 87 ms returned sat
[2021-05-14 11:31:05] [INFO ] State equation strengthened by 55 read => feed constraints.
[2021-05-14 11:31:05] [INFO ] [Real]Added 55 Read/Feed constraints in 5 ms returned sat
[2021-05-14 11:31:05] [INFO ] Computed and/alt/rep : 190/861/172 causal constraints in 13 ms.
[2021-05-14 11:31:05] [INFO ] Solution in real domain found non-integer solution.
[2021-05-14 11:31:05] [INFO ] [Nat]Absence check using 66 positive place invariants in 20 ms returned sat
[2021-05-14 11:31:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-14 11:31:05] [INFO ] [Nat]Absence check using state equation in 86 ms returned sat
[2021-05-14 11:31:05] [INFO ] [Nat]Added 55 Read/Feed constraints in 5 ms returned sat
[2021-05-14 11:31:05] [INFO ] Computed and/alt/rep : 190/861/172 causal constraints in 12 ms.
[2021-05-14 11:31:06] [INFO ] Added : 154 causal constraints over 31 iterations in 351 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 12 ms.
Finished Parikh walk after 624 steps, including 3 resets, run visited all 1 properties in 5 ms. (steps per millisecond=124 )
FORMULA NoC3x3-PT-2A-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL PARIKH_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="NoC3x3-PT-2A"
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 NoC3x3-PT-2A, 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-162089151100124"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-2A.tgz
mv NoC3x3-PT-2A 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 ;