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.r113-smll-162075355600023.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2021-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2020
Input is FlexibleBarrier-PT-08b, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r113-smll-162075355600023
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 636K
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 105K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 14K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 125K 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 3.4K Mar 28 16:11 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Mar 28 16:11 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Mar 28 16:11 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 28 16:11 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 23 11:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Mar 23 11:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 22 19:24 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 22 19:24 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 22 09:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K 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 4 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 241K 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 FlexibleBarrier-PT-08b-ReachabilityCardinality-00
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityCardinality-01
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityCardinality-02
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityCardinality-03
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityCardinality-04
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityCardinality-05
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityCardinality-06
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityCardinality-07
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityCardinality-08
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityCardinality-09
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityCardinality-10
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityCardinality-11
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityCardinality-12
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityCardinality-13
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityCardinality-14
FORMULA_NAME FlexibleBarrier-PT-08b-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1620906106631

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-13 11:41:49] [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]
[2021-05-13 11:41:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-13 11:41:50] [INFO ] Load time of PNML (sax parser for PT used): 250 ms
[2021-05-13 11:41:50] [INFO ] Transformed 920 places.
[2021-05-13 11:41:50] [INFO ] Transformed 1057 transitions.
[2021-05-13 11:41:50] [INFO ] Found NUPN structural information;
[2021-05-13 11:41:50] [INFO ] Parsed PT model containing 920 places and 1057 transitions in 371 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 54 ms.
Working with output stream class java.io.PrintStream
FORMULA FlexibleBarrier-PT-08b-ReachabilityCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-08b-ReachabilityCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-08b-ReachabilityCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-08b-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-08b-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FlexibleBarrier-PT-08b-ReachabilityCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 157 resets, run finished after 100 ms. (steps per millisecond=100 ) properties seen :[1, 0, 0, 1, 1, 0, 0, 1, 1, 0]
FORMULA FlexibleBarrier-PT-08b-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-08b-ReachabilityCardinality-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-08b-ReachabilityCardinality-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-08b-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-08b-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 19 ms. (steps per millisecond=526 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 19 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 20 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 21 resets, run finished after 30 ms. (steps per millisecond=333 ) properties seen :[0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 14 ms. (steps per millisecond=714 ) properties seen :[0, 0, 0, 0, 0]
// Phase 1: matrix 1057 rows 920 cols
[2021-05-13 11:41:50] [INFO ] Computed 10 place invariants in 40 ms
[2021-05-13 11:41:51] [INFO ] [Real]Absence check using 10 positive place invariants in 108 ms returned sat
[2021-05-13 11:41:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:41:53] [INFO ] [Real]Absence check using state equation in 2510 ms returned sat
[2021-05-13 11:41:53] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:41:56] [INFO ] [Nat]Absence check using 10 positive place invariants in 2585 ms returned sat
[2021-05-13 11:41:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:41:58] [INFO ] [Nat]Absence check using state equation in 2210 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 11:41:59] [INFO ] [Real]Absence check using 10 positive place invariants in 67 ms returned sat
[2021-05-13 11:41:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:42:01] [INFO ] [Real]Absence check using state equation in 2453 ms returned sat
[2021-05-13 11:42:01] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:42:06] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:42:06] [INFO ] [Nat]Absence check using 10 positive place invariants in 4741 ms returned unknown
[2021-05-13 11:42:06] [INFO ] [Real]Absence check using 10 positive place invariants in 48 ms returned sat
[2021-05-13 11:42:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:42:09] [INFO ] [Real]Absence check using state equation in 2393 ms returned sat
[2021-05-13 11:42:09] [INFO ] Deduced a trap composed of 60 places in 508 ms
[2021-05-13 11:42:10] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 664 ms
[2021-05-13 11:42:10] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:42:15] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:42:15] [INFO ] [Nat]Absence check using 10 positive place invariants in 4765 ms returned unknown
[2021-05-13 11:42:15] [INFO ] [Real]Absence check using 10 positive place invariants in 48 ms returned sat
[2021-05-13 11:42:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:42:18] [INFO ] [Real]Absence check using state equation in 2722 ms returned sat
[2021-05-13 11:42:18] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:42:23] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:42:23] [INFO ] [Nat]Absence check using 10 positive place invariants in 4846 ms returned unknown
[2021-05-13 11:42:23] [INFO ] [Real]Absence check using 10 positive place invariants in 76 ms returned sat
[2021-05-13 11:42:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:42:25] [INFO ] [Real]Absence check using state equation in 2482 ms returned sat
[2021-05-13 11:42:25] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:42:30] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:42:30] [INFO ] [Nat]Absence check using 10 positive place invariants in 4861 ms returned unknown
Support contains 21 out of 920 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 920/920 places, 1057/1057 transitions.
Graph (trivial) has 862 edges and 920 vertex of which 44 / 920 are part of one of the 7 SCC in 12 ms
Free SCC test removed 37 places
Drop transitions removed 45 transitions
Reduce isomorphic transitions removed 45 transitions.
Performed 231 Post agglomeration using F-continuation condition.Transition count delta: 231
Iterating post reduction 0 with 276 rules applied. Total rules applied 277 place count 883 transition count 781
Reduce places removed 231 places and 0 transitions.
Iterating post reduction 1 with 231 rules applied. Total rules applied 508 place count 652 transition count 781
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 49 Pre rules applied. Total rules applied 508 place count 652 transition count 732
Deduced a syphon composed of 49 places in 2 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 2 with 98 rules applied. Total rules applied 606 place count 603 transition count 732
Symmetric choice reduction at 2 with 303 rule applications. Total rules 909 place count 603 transition count 732
Deduced a syphon composed of 303 places in 1 ms
Reduce places removed 303 places and 303 transitions.
Iterating global reduction 2 with 606 rules applied. Total rules applied 1515 place count 300 transition count 429
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 1515 place count 300 transition count 423
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 1527 place count 294 transition count 423
Symmetric choice reduction at 2 with 43 rule applications. Total rules 1570 place count 294 transition count 423
Deduced a syphon composed of 43 places in 1 ms
Reduce places removed 43 places and 43 transitions.
Iterating global reduction 2 with 86 rules applied. Total rules applied 1656 place count 251 transition count 380
Ensure Unique test removed 38 transitions
Reduce isomorphic transitions removed 38 transitions.
Iterating post reduction 2 with 38 rules applied. Total rules applied 1694 place count 251 transition count 342
Performed 45 Post agglomeration using F-continuation condition.Transition count delta: 45
Deduced a syphon composed of 45 places in 0 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 3 with 90 rules applied. Total rules applied 1784 place count 206 transition count 297
Drop transitions removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 3 with 11 rules applied. Total rules applied 1795 place count 206 transition count 286
Symmetric choice reduction at 4 with 5 rule applications. Total rules 1800 place count 206 transition count 286
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 5 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 1810 place count 201 transition count 281
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1812 place count 200 transition count 281
Free-agglomeration rule applied 122 times.
Iterating global reduction 4 with 122 rules applied. Total rules applied 1934 place count 200 transition count 159
Reduce places removed 122 places and 0 transitions.
Drop transitions removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Iterating post reduction 4 with 157 rules applied. Total rules applied 2091 place count 78 transition count 124
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 2092 place count 78 transition count 124
Partial Post-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 5 with 2 rules applied. Total rules applied 2094 place count 78 transition count 124
Drop transitions removed 15 transitions
Redundant transition composition rules discarded 15 transitions
Iterating global reduction 5 with 15 rules applied. Total rules applied 2109 place count 78 transition count 109
Free-agglomeration rule applied 1 times.
Iterating global reduction 5 with 1 rules applied. Total rules applied 2110 place count 78 transition count 108
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 2111 place count 77 transition count 108
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 2112 place count 76 transition count 107
Applied a total of 2112 rules in 248 ms. Remains 76 /920 variables (removed 844) and now considering 107/1057 (removed 950) transitions.
Finished structural reductions, in 1 iterations. Remains : 76/920 places, 107/1057 transitions.
Finished random walk after 4534 steps, including 0 resets, run visited all 5 properties in 14 ms. (steps per millisecond=323 )
FORMULA FlexibleBarrier-PT-08b-ReachabilityCardinality-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-08b-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-08b-ReachabilityCardinality-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-08b-ReachabilityCardinality-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA FlexibleBarrier-PT-08b-ReachabilityCardinality-03 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="FlexibleBarrier-PT-08b"
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 FlexibleBarrier-PT-08b, 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 r113-smll-162075355600023"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-08b.tgz
mv FlexibleBarrier-PT-08b 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 ;