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-162039097200088.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 DLCflexbar-PT-2b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r075-tall-162039097200088
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.8M
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 109K May 5 16:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.3K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 81K 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 15:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Mar 28 15:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Mar 28 15:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 28 15:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K Mar 23 03:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 23 03:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 22 13:03 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 13K Mar 22 13:03 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 22 09:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K 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 1.5M 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-2b-ReachabilityFireability-00
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-01
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-02
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-03
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-04
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-05
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-06
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-07
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-08
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-09
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-10
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-11
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-12
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-13
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-14
FORMULA_NAME DLCflexbar-PT-2b-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1620520234151

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-09 00:30:35] [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 00:30:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-09 00:30:36] [INFO ] Load time of PNML (sax parser for PT used): 215 ms
[2021-05-09 00:30:36] [INFO ] Transformed 4456 places.
[2021-05-09 00:30:36] [INFO ] Transformed 6272 transitions.
[2021-05-09 00:30:36] [INFO ] Found NUPN structural information;
[2021-05-09 00:30:36] [INFO ] Parsed PT model containing 4456 places and 6272 transitions in 339 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 215 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 126 ms. (steps per millisecond=79 ) properties seen :[1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 0, 1, 1, 1, 0, 0]
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 15 ms. (steps per millisecond=666 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 25 ms. (steps per millisecond=400 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 16 ms. (steps per millisecond=625 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 17 ms. (steps per millisecond=588 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 24 ms. (steps per millisecond=416 ) properties seen :[0, 0, 0, 0, 0]
// Phase 1: matrix 6272 rows 4456 cols
[2021-05-09 00:30:36] [INFO ] Computed 196 place invariants in 106 ms
[2021-05-09 00:30:38] [INFO ] [Real]Absence check using 196 positive place invariants in 548 ms returned sat
[2021-05-09 00:30:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 00:30:41] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 00:30:41] [INFO ] [Real]Absence check using state equation in 3757 ms returned (error "Failed to check-sat")
[2021-05-09 00:30:43] [INFO ] [Real]Absence check using 196 positive place invariants in 576 ms returned sat
[2021-05-09 00:30:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 00:30:46] [INFO ] [Real]Absence check using state equation in 3864 ms returned (error "Solver has unexpectedly terminated")
[2021-05-09 00:30:48] [INFO ] [Real]Absence check using 196 positive place invariants in 526 ms returned sat
[2021-05-09 00:30:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 00:30:52] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 00:30:52] [INFO ] [Real]Absence check using state equation in 3949 ms returned (error "Failed to check-sat")
[2021-05-09 00:30:53] [INFO ] [Real]Absence check using 196 positive place invariants in 568 ms returned sat
[2021-05-09 00:30:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 00:30:57] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 00:30:57] [INFO ] [Real]Absence check using state equation in 3910 ms returned (error "Failed to check-sat")
[2021-05-09 00:30:58] [INFO ] [Real]Absence check using 196 positive place invariants in 417 ms returned unsat
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-15 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 12 out of 4456 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 4456/4456 places, 6272/6272 transitions.
Graph (trivial) has 4225 edges and 4456 vertex of which 544 / 4456 are part of one of the 36 SCC in 23 ms
Free SCC test removed 508 places
Drop transitions removed 572 transitions
Reduce isomorphic transitions removed 572 transitions.
Performed 2074 Post agglomeration using F-continuation condition.Transition count delta: 2074
Iterating post reduction 0 with 2646 rules applied. Total rules applied 2647 place count 3948 transition count 3626
Reduce places removed 2074 places and 0 transitions.
Ensure Unique test removed 71 transitions
Reduce isomorphic transitions removed 71 transitions.
Performed 67 Post agglomeration using F-continuation condition.Transition count delta: 67
Iterating post reduction 1 with 2212 rules applied. Total rules applied 4859 place count 1874 transition count 3488
Reduce places removed 67 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: 19
Iterating post reduction 2 with 106 rules applied. Total rules applied 4965 place count 1807 transition count 3449
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 3 with 19 rules applied. Total rules applied 4984 place count 1788 transition count 3449
Performed 22 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 22 Pre rules applied. Total rules applied 4984 place count 1788 transition count 3427
Deduced a syphon composed of 22 places in 17 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 4 with 44 rules applied. Total rules applied 5028 place count 1766 transition count 3427
Symmetric choice reduction at 4 with 500 rule applications. Total rules 5528 place count 1766 transition count 3427
Deduced a syphon composed of 500 places in 50 ms
Reduce places removed 500 places and 500 transitions.
Iterating global reduction 4 with 1000 rules applied. Total rules applied 6528 place count 1266 transition count 2927
Performed 200 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 200 Pre rules applied. Total rules applied 6528 place count 1266 transition count 2727
Deduced a syphon composed of 200 places in 14 ms
Reduce places removed 200 places and 0 transitions.
Iterating global reduction 4 with 400 rules applied. Total rules applied 6928 place count 1066 transition count 2727
Symmetric choice reduction at 4 with 64 rule applications. Total rules 6992 place count 1066 transition count 2727
Deduced a syphon composed of 64 places in 12 ms
Reduce places removed 64 places and 750 transitions.
Iterating global reduction 4 with 128 rules applied. Total rules applied 7120 place count 1002 transition count 1977
Ensure Unique test removed 46 transitions
Reduce isomorphic transitions removed 46 transitions.
Iterating post reduction 4 with 46 rules applied. Total rules applied 7166 place count 1002 transition count 1931
Performed 253 Post agglomeration using F-continuation condition with reduction of 4 identical transitions.
Deduced a syphon composed of 253 places in 1 ms
Reduce places removed 253 places and 0 transitions.
Iterating global reduction 5 with 506 rules applied. Total rules applied 7672 place count 749 transition count 1674
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 7675 place count 749 transition count 1671
Renaming transitions due to excessive name length > 1024 char.
Performed 64 Post agglomeration using F-continuation condition with reduction of 72 identical transitions.
Deduced a syphon composed of 64 places in 1 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 6 with 128 rules applied. Total rules applied 7803 place count 685 transition count 1914
Drop transitions removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 6 with 10 rules applied. Total rules applied 7813 place count 685 transition count 1904
Free-agglomeration rule applied 405 times with reduction of 247 identical transitions.
Iterating global reduction 7 with 405 rules applied. Total rules applied 8218 place count 685 transition count 1252
Reduce places removed 405 places and 0 transitions.
Drop transitions removed 488 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 494 transitions.
Discarding 157 places :
Also discarding 316 output transitions
Drop transitions removed 316 transitions
Graph (complete) has 965 edges and 280 vertex of which 123 are kept as prefixes of interest. Removing 157 places using SCC suffix rule.6 ms
Iterating post reduction 7 with 900 rules applied. Total rules applied 9118 place count 123 transition count 442
Drop transitions removed 92 transitions
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 104 transitions.
Iterating post reduction 8 with 104 rules applied. Total rules applied 9222 place count 123 transition count 338
Symmetric choice reduction at 9 with 2 rule applications. Total rules 9224 place count 123 transition count 338
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 8 transitions.
Iterating global reduction 9 with 4 rules applied. Total rules applied 9228 place count 121 transition count 330
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 9 with 8 rules applied. Total rules applied 9236 place count 121 transition count 322
Free-agglomeration rule applied 1 times.
Iterating global reduction 10 with 1 rules applied. Total rules applied 9237 place count 121 transition count 321
Reduce places removed 1 places and 0 transitions.
Drop transitions removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 10 with 22 rules applied. Total rules applied 9259 place count 120 transition count 300
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 11 with 4 rules applied. Total rules applied 9263 place count 120 transition count 385
Reduce places removed 4 places and 0 transitions.
Drop transitions removed 87 transitions
Reduce isomorphic transitions removed 87 transitions.
Iterating post reduction 11 with 91 rules applied. Total rules applied 9354 place count 116 transition count 298
Drop transitions removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 12 with 10 rules applied. Total rules applied 9364 place count 116 transition count 288
Applied a total of 9364 rules in 1057 ms. Remains 116 /4456 variables (removed 4340) and now considering 288/6272 (removed 5984) transitions.
Finished structural reductions, in 1 iterations. Remains : 116/4456 places, 288/6272 transitions.
Finished random walk after 143 steps, including 0 resets, run visited all 4 properties in 3 ms. (steps per millisecond=47 )
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-2b-ReachabilityFireability-04 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-2b"
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-2b, 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-162039097200088"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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