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.r075-tall-162039097200100.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)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2020
Input is DLCflexbar-PT-4a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r075-tall-162039097200100
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.1M
-rw-r--r-- 1 mcc users 13K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 122K May 5 16:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 97K May 5 16:58 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.2K Mar 28 15:57 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Mar 28 15:57 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 28 15:57 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 28 15:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Mar 23 03:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Mar 23 03:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 22 13:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K Mar 22 13:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 22 09:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 22 09:10 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 1.7M 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 DLCflexbar-PT-4a-ReachabilityFireability-00
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-01
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-02
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-03
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-04
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-05
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-06
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-07
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-08
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-09
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-10
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-11
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-12
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-13
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-14
FORMULA_NAME DLCflexbar-PT-4a-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1620521531058

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-09 00:52:12] [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]
[2021-05-09 00:52:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-09 00:52:12] [INFO ] Load time of PNML (sax parser for PT used): 233 ms
[2021-05-09 00:52:12] [INFO ] Transformed 927 places.
[2021-05-09 00:52:12] [INFO ] Transformed 6615 transitions.
[2021-05-09 00:52:12] [INFO ] Found NUPN structural information;
[2021-05-09 00:52:12] [INFO ] Parsed PT model containing 927 places and 6615 transitions in 301 ms.
Ensure Unique test removed 752 transitions
Reduce redundant transitions removed 752 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 50 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 293 ms. (steps per millisecond=34 ) properties seen :[0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0]
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 130 ms. (steps per millisecond=76 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 131 ms. (steps per millisecond=76 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 119 ms. (steps per millisecond=84 ) properties seen :[0, 0, 0]
[2021-05-09 00:52:13] [INFO ] Flow matrix only has 538 transitions (discarded 5325 similar events)
// Phase 1: matrix 538 rows 927 cols
[2021-05-09 00:52:13] [INFO ] Computed 608 place invariants in 18 ms
[2021-05-09 00:52:14] [INFO ] [Real]Absence check using 608 positive place invariants in 324 ms returned sat
[2021-05-09 00:52:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 00:52:15] [INFO ] [Real]Absence check using state equation in 1510 ms returned sat
[2021-05-09 00:52:15] [INFO ] State equation strengthened by 131 read => feed constraints.
[2021-05-09 00:52:15] [INFO ] [Real]Added 131 Read/Feed constraints in 55 ms returned sat
[2021-05-09 00:52:15] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 00:52:16] [INFO ] [Nat]Absence check using 608 positive place invariants in 316 ms returned sat
[2021-05-09 00:52:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 00:52:17] [INFO ] [Nat]Absence check using state equation in 1418 ms returned sat
[2021-05-09 00:52:17] [INFO ] [Nat]Added 131 Read/Feed constraints in 37 ms returned sat
[2021-05-09 00:52:18] [INFO ] Computed and/alt/rep : 5862/21472/537 causal constraints in 146 ms.
[2021-05-09 00:52:20] [INFO ] Added : 395 causal constraints over 79 iterations in 3055 ms. Result :(error "Solver has unexpectedly terminated")
[2021-05-09 00:52:21] [INFO ] [Real]Absence check using 608 positive place invariants in 298 ms returned unsat
[2021-05-09 00:52:21] [INFO ] [Real]Absence check using 608 positive place invariants in 295 ms returned unsat
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-15 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-03 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 8 out of 927 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 927/927 places, 5863/5863 transitions.
Graph (trivial) has 478 edges and 927 vertex of which 108 / 927 are part of one of the 49 SCC in 13 ms
Free SCC test removed 59 places
Discarding 456 places :
Also discarding 2122 output transitions
Drop transitions removed 2122 transitions
Graph (complete) has 3078 edges and 868 vertex of which 412 are kept as prefixes of interest. Removing 456 places using SCC suffix rule.25 ms
Drop transitions removed 2634 transitions
Reduce isomorphic transitions removed 2634 transitions.
Iterating post reduction 0 with 2634 rules applied. Total rules applied 2636 place count 412 transition count 1107
Symmetric choice reduction at 1 with 10 rule applications. Total rules 2646 place count 412 transition count 1107
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 10 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 2666 place count 402 transition count 1097
Ensure Unique test removed 147 transitions
Reduce isomorphic transitions removed 147 transitions.
Iterating post reduction 1 with 147 rules applied. Total rules applied 2813 place count 402 transition count 950
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 2823 place count 397 transition count 945
Drop transitions removed 441 transitions
Reduce isomorphic transitions removed 441 transitions.
Discarding 138 places :
Also discarding 0 output transitions
Graph (complete) has 749 edges and 397 vertex of which 259 are kept as prefixes of interest. Removing 138 places using SCC suffix rule.2 ms
Iterating post reduction 2 with 442 rules applied. Total rules applied 3265 place count 259 transition count 504
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 3265 place count 259 transition count 502
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 3269 place count 257 transition count 502
Drop transitions removed 98 transitions
Reduce isomorphic transitions removed 98 transitions.
Iterating post reduction 3 with 98 rules applied. Total rules applied 3367 place count 257 transition count 404
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 3367 place count 257 transition count 403
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 3369 place count 256 transition count 403
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 3371 place count 255 transition count 402
Free-agglomeration rule applied 2 times.
Iterating global reduction 4 with 2 rules applied. Total rules applied 3373 place count 255 transition count 400
Reduce places removed 2 places and 0 transitions.
Drop transitions removed 49 transitions
Reduce isomorphic transitions removed 49 transitions.
Iterating post reduction 4 with 51 rules applied. Total rules applied 3424 place count 253 transition count 351
Drop transitions removed 147 transitions
Redundant transition composition rules discarded 147 transitions
Iterating global reduction 5 with 147 rules applied. Total rules applied 3571 place count 253 transition count 204
Reduce places removed 94 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 5 with 95 rules applied. Total rules applied 3666 place count 159 transition count 203
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 3667 place count 158 transition count 203
Applied a total of 3667 rules in 194 ms. Remains 158 /927 variables (removed 769) and now considering 203/5863 (removed 5660) transitions.
Finished structural reductions, in 1 iterations. Remains : 158/927 places, 203/5863 transitions.
Finished random walk after 5 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=5 )
FORMULA DLCflexbar-PT-4a-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_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="DLCflexbar-PT-4a"
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 DLCflexbar-PT-4a, 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 r075-tall-162039097200100"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCflexbar-PT-4a.tgz
mv DLCflexbar-PT-4a 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 ;