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-162039097200095.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-3b, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r075-tall-162039097200095
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.9M
-rw-r--r-- 1 mcc users 15K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 132K May 5 16:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.6K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 74K 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 3.3K 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 18K Mar 28 15:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Mar 23 03:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 23 03:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Mar 22 13:46 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 22 13:46 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 2.5M 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-3b-ReachabilityCardinality-00
FORMULA_NAME DLCflexbar-PT-3b-ReachabilityCardinality-01
FORMULA_NAME DLCflexbar-PT-3b-ReachabilityCardinality-02
FORMULA_NAME DLCflexbar-PT-3b-ReachabilityCardinality-03
FORMULA_NAME DLCflexbar-PT-3b-ReachabilityCardinality-04
FORMULA_NAME DLCflexbar-PT-3b-ReachabilityCardinality-05
FORMULA_NAME DLCflexbar-PT-3b-ReachabilityCardinality-06
FORMULA_NAME DLCflexbar-PT-3b-ReachabilityCardinality-07
FORMULA_NAME DLCflexbar-PT-3b-ReachabilityCardinality-08
FORMULA_NAME DLCflexbar-PT-3b-ReachabilityCardinality-09
FORMULA_NAME DLCflexbar-PT-3b-ReachabilityCardinality-10
FORMULA_NAME DLCflexbar-PT-3b-ReachabilityCardinality-11
FORMULA_NAME DLCflexbar-PT-3b-ReachabilityCardinality-12
FORMULA_NAME DLCflexbar-PT-3b-ReachabilityCardinality-13
FORMULA_NAME DLCflexbar-PT-3b-ReachabilityCardinality-14
FORMULA_NAME DLCflexbar-PT-3b-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1620521198059

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-09 00:46:39] [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]
[2021-05-09 00:46:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-09 00:46:40] [INFO ] Load time of PNML (sax parser for PT used): 278 ms
[2021-05-09 00:46:40] [INFO ] Transformed 7245 places.
[2021-05-09 00:46:40] [INFO ] Transformed 10555 transitions.
[2021-05-09 00:46:40] [INFO ] Found NUPN structural information;
[2021-05-09 00:46:40] [INFO ] Parsed PT model containing 7245 places and 10555 transitions in 508 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 400 ms.
Working with output stream class java.io.PrintStream
FORMULA DLCflexbar-PT-3b-ReachabilityCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-3b-ReachabilityCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-3b-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-3b-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-3b-ReachabilityCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-3b-ReachabilityCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 0 resets, run finished after 139 ms. (steps per millisecond=71 ) properties seen :[0, 1, 1, 0, 1, 0, 0, 1, 1, 1]
FORMULA DLCflexbar-PT-3b-ReachabilityCardinality-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-3b-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-3b-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-3b-ReachabilityCardinality-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-3b-ReachabilityCardinality-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-3b-ReachabilityCardinality-01 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]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 27 ms. (steps per millisecond=370 ) properties seen :[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]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 22 ms. (steps per millisecond=454 ) properties seen :[0, 0, 0, 0]
// Phase 1: matrix 10555 rows 7245 cols
[2021-05-09 00:46:41] [INFO ] Computed 355 place invariants in 234 ms
[2021-05-09 00:46:43] [INFO ] [Real]Absence check using 355 positive place invariants in 1564 ms returned sat
[2021-05-09 00:46:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 00:46:46] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream closed (= s105 (- t6947 (+ t10489 t10490)))") while checking expression at index 0
[2021-05-09 00:46:48] [INFO ] [Real]Absence check using 355 positive place invariants in 1673 ms returned sat
[2021-05-09 00:46:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 00:46:51] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-09 00:46:51] [INFO ] [Real]Absence check using state equation in 2459 ms returned (error "Failed to check-sat")
[2021-05-09 00:46:53] [INFO ] [Real]Absence check using 355 positive place invariants in 1556 ms returned sat
[2021-05-09 00:46:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 00:46:56] [INFO ] [Real]Absence check using state equation in 2431 ms returned (error "Solver has unexpectedly terminated")
[2021-05-09 00:46:58] [INFO ] [Real]Absence check using 355 positive place invariants in 1561 ms returned sat
[2021-05-09 00:46:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 00:47:01] [INFO ] [Real]Absence check using state equation in 2438 ms returned (error "Failed to check-sat")
Support contains 15 out of 7245 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 7245/7245 places, 10555/10555 transitions.
Graph (trivial) has 6763 edges and 7245 vertex of which 737 / 7245 are part of one of the 51 SCC in 77 ms
Free SCC test removed 686 places
Drop transitions removed 775 transitions
Reduce isomorphic transitions removed 775 transitions.
Performed 3340 Post agglomeration using F-continuation condition.Transition count delta: 3340
Iterating post reduction 0 with 4115 rules applied. Total rules applied 4116 place count 6559 transition count 6440
Reduce places removed 3340 places and 0 transitions.
Ensure Unique test removed 104 transitions
Reduce isomorphic transitions removed 104 transitions.
Performed 100 Post agglomeration using F-continuation condition.Transition count delta: 100
Iterating post reduction 1 with 3544 rules applied. Total rules applied 7660 place count 3219 transition count 6236
Reduce places removed 100 places and 0 transitions.
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Iterating post reduction 2 with 158 rules applied. Total rules applied 7818 place count 3119 transition count 6178
Reduce places removed 29 places and 0 transitions.
Iterating post reduction 3 with 29 rules applied. Total rules applied 7847 place count 3090 transition count 6178
Performed 37 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 37 Pre rules applied. Total rules applied 7847 place count 3090 transition count 6141
Deduced a syphon composed of 37 places in 56 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 4 with 74 rules applied. Total rules applied 7921 place count 3053 transition count 6141
Symmetric choice reduction at 4 with 859 rule applications. Total rules 8780 place count 3053 transition count 6141
Deduced a syphon composed of 859 places in 101 ms
Reduce places removed 859 places and 859 transitions.
Iterating global reduction 4 with 1718 rules applied. Total rules applied 10498 place count 2194 transition count 5282
Performed 356 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 356 Pre rules applied. Total rules applied 10498 place count 2194 transition count 4926
Deduced a syphon composed of 356 places in 45 ms
Reduce places removed 356 places and 0 transitions.
Iterating global reduction 4 with 712 rules applied. Total rules applied 11210 place count 1838 transition count 4926
Symmetric choice reduction at 4 with 90 rule applications. Total rules 11300 place count 1838 transition count 4926
Deduced a syphon composed of 90 places in 44 ms
Reduce places removed 90 places and 1349 transitions.
Iterating global reduction 4 with 180 rules applied. Total rules applied 11480 place count 1748 transition count 3577
Ensure Unique test removed 66 transitions
Reduce isomorphic transitions removed 66 transitions.
Iterating post reduction 4 with 66 rules applied. Total rules applied 11546 place count 1748 transition count 3511
Performed 441 Post agglomeration using F-continuation condition with reduction of 5 identical transitions.
Deduced a syphon composed of 441 places in 1 ms
Reduce places removed 441 places and 0 transitions.
Iterating global reduction 5 with 882 rules applied. Total rules applied 12428 place count 1307 transition count 3065
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 12432 place count 1307 transition count 3061
Renaming transitions due to excessive name length > 1024 char.
Symmetric choice reduction at 6 with 1 rule applications. Total rules 12433 place count 1307 transition count 3061
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 34 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 12435 place count 1306 transition count 3027
Performed 101 Post agglomeration using F-continuation condition with reduction of 140 identical transitions.
Deduced a syphon composed of 101 places in 1 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 6 with 202 rules applied. Total rules applied 12637 place count 1205 transition count 3544
Drop transitions removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Iterating post reduction 6 with 25 rules applied. Total rules applied 12662 place count 1205 transition count 3519
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: -72
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 7 with 14 rules applied. Total rules applied 12676 place count 1198 transition count 3591
Drop transitions removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 7 with 13 rules applied. Total rules applied 12689 place count 1198 transition count 3578
Free-agglomeration rule applied 704 times with reduction of 433 identical transitions.
Iterating global reduction 8 with 704 rules applied. Total rules applied 13393 place count 1198 transition count 2441
Reduce places removed 704 places and 0 transitions.
Drop transitions removed 917 transitions
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 944 transitions.
Discarding 99 places :
Also discarding 111 output transitions
Drop transitions removed 111 transitions
Graph (complete) has 1810 edges and 494 vertex of which 395 are kept as prefixes of interest. Removing 99 places using SCC suffix rule.7 ms
Iterating post reduction 8 with 1649 rules applied. Total rules applied 15042 place count 395 transition count 1386
Drop transitions removed 227 transitions
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 247 transitions.
Iterating post reduction 9 with 247 rules applied. Total rules applied 15289 place count 395 transition count 1139
Symmetric choice reduction at 10 with 6 rule applications. Total rules 15295 place count 395 transition count 1139
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 30 transitions.
Iterating global reduction 10 with 12 rules applied. Total rules applied 15307 place count 389 transition count 1109
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 10 with 27 rules applied. Total rules applied 15334 place count 389 transition count 1082
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 11 with 2 rules applied. Total rules applied 15336 place count 388 transition count 1081
Free-agglomeration rule (complex) applied 14 times.
Iterating global reduction 11 with 14 rules applied. Total rules applied 15350 place count 388 transition count 1553
Reduce places removed 14 places and 0 transitions.
Drop transitions removed 470 transitions
Reduce isomorphic transitions removed 470 transitions.
Iterating post reduction 11 with 484 rules applied. Total rules applied 15834 place count 374 transition count 1083
Symmetric choice reduction at 12 with 2 rule applications. Total rules 15836 place count 374 transition count 1083
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 12 with 4 rules applied. Total rules applied 15840 place count 372 transition count 1081
Ensure Unique test removed 68 transitions
Reduce isomorphic transitions removed 68 transitions.
Iterating post reduction 12 with 68 rules applied. Total rules applied 15908 place count 372 transition count 1013
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 13 with 6 rules applied. Total rules applied 15914 place count 369 transition count 1010
Drop transitions removed 68 transitions
Reduce isomorphic transitions removed 68 transitions.
Discarding 18 places :
Also discarding 0 output transitions
Graph (complete) has 1210 edges and 369 vertex of which 351 are kept as prefixes of interest. Removing 18 places using SCC suffix rule.1 ms
Iterating post reduction 13 with 69 rules applied. Total rules applied 15983 place count 351 transition count 942
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 14 with 2 rules applied. Total rules applied 15985 place count 351 transition count 942
Drop transitions removed 59 transitions
Redundant transition composition rules discarded 59 transitions
Iterating global reduction 14 with 59 rules applied. Total rules applied 16044 place count 351 transition count 883
Symmetric choice reduction at 14 with 1 rule applications. Total rules 16045 place count 351 transition count 883
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 14 with 2 rules applied. Total rules applied 16047 place count 350 transition count 882
Applied a total of 16047 rules in 2655 ms. Remains 350 /7245 variables (removed 6895) and now considering 882/10555 (removed 9673) transitions.
Finished structural reductions, in 1 iterations. Remains : 350/7245 places, 882/10555 transitions.
Finished random walk after 1100 steps, including 0 resets, run visited all 4 properties in 14 ms. (steps per millisecond=78 )
FORMULA DLCflexbar-PT-3b-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-3b-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-3b-ReachabilityCardinality-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-3b-ReachabilityCardinality-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-3b"
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 DLCflexbar-PT-3b, 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 r075-tall-162039097200095"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCflexbar-PT-3b.tgz
mv DLCflexbar-PT-3b 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 ;