Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fko/mcc2021-input.r170-oct2-162089287100123.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2021-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...........................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2020
Input is PolyORBLF-PT-S02J06T06, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r170-oct2-162089287100123
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.1M
-rw-r--r-- 1 mcc users 71K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 328K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 81K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 400K 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 6.3K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 11K Mar 28 16:27 LTLCardinality.txt
-rw-r--r-- 1 mcc users 39K Mar 28 16:27 LTLCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Mar 28 16:27 LTLFireability.txt
-rw-r--r-- 1 mcc users 40K Mar 28 16:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.3K Mar 27 09:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 27 09:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Mar 25 11:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 31K Mar 25 11:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.5K Mar 22 09:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.2K Mar 22 09:16 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 10 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 983K 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 PolyORBLF-PT-S02J06T06-ReachabilityCardinality-00
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityCardinality-01
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityCardinality-02
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityCardinality-03
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityCardinality-04
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityCardinality-05
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityCardinality-06
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityCardinality-07
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityCardinality-08
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityCardinality-09
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityCardinality-10
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityCardinality-11
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityCardinality-12
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityCardinality-13
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityCardinality-14
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1621379778230

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-18 23:16:19] [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]
[2021-05-18 23:16:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-18 23:16:19] [INFO ] Load time of PNML (sax parser for PT used): 95 ms
[2021-05-18 23:16:19] [INFO ] Transformed 536 places.
[2021-05-18 23:16:19] [INFO ] Transformed 1064 transitions.
[2021-05-18 23:16:19] [INFO ] Parsed PT model containing 536 places and 1064 transitions in 134 ms.
Ensure Unique test removed 96 transitions
Reduce redundant transitions removed 96 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 28 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 4 resets, run finished after 84 ms. (steps per millisecond=119 ) properties seen :[0, 0, 1, 1, 0, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0]
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityCardinality-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityCardinality-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityCardinality-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityCardinality-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityCardinality-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityCardinality-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityCardinality-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 36 ms. (steps per millisecond=277 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 1 resets, run finished after 32 ms. (steps per millisecond=312 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 35 ms. (steps per millisecond=285 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 27 ms. (steps per millisecond=370 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 30 ms. (steps per millisecond=333 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 20 ms. (steps per millisecond=500 ) properties seen :[0, 0, 0, 0, 0, 0]
[2021-05-18 23:16:20] [INFO ] Flow matrix only has 956 transitions (discarded 12 similar events)
// Phase 1: matrix 956 rows 536 cols
[2021-05-18 23:16:20] [INFO ] Computed 50 place invariants in 60 ms
[2021-05-18 23:16:20] [INFO ] [Real]Absence check using 19 positive place invariants in 36 ms returned sat
[2021-05-18 23:16:20] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 23 ms returned unsat
[2021-05-18 23:16:20] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2021-05-18 23:16:20] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 30 ms returned sat
[2021-05-18 23:16:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:16:22] [INFO ] [Real]Absence check using state equation in 1284 ms returned sat
[2021-05-18 23:16:22] [INFO ] Solution in real domain found non-integer solution.
[2021-05-18 23:16:22] [INFO ] [Nat]Absence check using 19 positive place invariants in 25 ms returned sat
[2021-05-18 23:16:22] [INFO ] [Nat]Absence check using 19 positive and 31 generalized place invariants in 29 ms returned sat
[2021-05-18 23:16:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-18 23:16:24] [INFO ] [Nat]Absence check using state equation in 2181 ms returned sat
[2021-05-18 23:16:24] [INFO ] State equation strengthened by 78 read => feed constraints.
[2021-05-18 23:16:24] [INFO ] [Nat]Added 78 Read/Feed constraints in 310 ms returned sat
[2021-05-18 23:16:24] [INFO ] Computed and/alt/rep : 966/12574/954 causal constraints in 55 ms.
[2021-05-18 23:16:27] [INFO ] Added : 40 causal constraints over 8 iterations in 2298 ms. Result :(error "Failed to check-sat")
[2021-05-18 23:16:27] [INFO ] [Real]Absence check using 19 positive place invariants in 34 ms returned sat
[2021-05-18 23:16:27] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 37 ms returned unsat
[2021-05-18 23:16:27] [INFO ] [Real]Absence check using 19 positive place invariants in 13 ms returned sat
[2021-05-18 23:16:27] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 23 ms returned sat
[2021-05-18 23:16:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:16:29] [INFO ] [Real]Absence check using state equation in 1806 ms returned sat
[2021-05-18 23:16:29] [INFO ] Solution in real domain found non-integer solution.
[2021-05-18 23:16:29] [INFO ] [Nat]Absence check using 19 positive place invariants in 16 ms returned sat
[2021-05-18 23:16:29] [INFO ] [Nat]Absence check using 19 positive and 31 generalized place invariants in 24 ms returned sat
[2021-05-18 23:16:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-18 23:16:31] [INFO ] [Nat]Absence check using state equation in 2279 ms returned sat
[2021-05-18 23:16:32] [INFO ] [Nat]Added 78 Read/Feed constraints in 943 ms returned sat
[2021-05-18 23:16:32] [INFO ] Deduced a trap composed of 74 places in 147 ms
[2021-05-18 23:16:33] [INFO ] Deduced a trap composed of 37 places in 269 ms
[2021-05-18 23:16:33] [INFO ] Deduced a trap composed of 74 places in 68 ms
[2021-05-18 23:16:34] [INFO ] Deduced a trap composed of 74 places in 310 ms
[2021-05-18 23:16:34] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 1519 ms
[2021-05-18 23:16:34] [INFO ] Computed and/alt/rep : 966/12574/954 causal constraints in 80 ms.
[2021-05-18 23:16:34] [INFO ] Added : 10 causal constraints over 2 iterations in 181 ms. Result :unknown
[2021-05-18 23:16:34] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2021-05-18 23:16:34] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 17 ms returned unsat
[2021-05-18 23:16:34] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2021-05-18 23:16:34] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 11 ms returned unsat
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityCardinality-15 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityCardinality-08 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityCardinality-04 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityCardinality-00 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 149000 steps, including 1000 resets, run finished after 608 ms. (steps per millisecond=245 ) properties seen :[0, 0] could not realise parikh vector
Support contains 21 out of 536 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 536/536 places, 968/968 transitions.
Ensure Unique test removed 2 places
Performed 54 Post agglomeration using F-continuation condition.Transition count delta: 54
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 534 transition count 914
Reduce places removed 54 places and 0 transitions.
Iterating post reduction 1 with 54 rules applied. Total rules applied 110 place count 480 transition count 914
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 60 Pre rules applied. Total rules applied 110 place count 480 transition count 854
Deduced a syphon composed of 60 places in 2 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 2 with 120 rules applied. Total rules applied 230 place count 420 transition count 854
Performed 42 Post agglomeration using F-continuation condition.Transition count delta: 42
Deduced a syphon composed of 42 places in 1 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 2 with 84 rules applied. Total rules applied 314 place count 378 transition count 812
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 320 place count 378 transition count 806
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 326 place count 372 transition count 806
Applied a total of 326 rules in 132 ms. Remains 372 /536 variables (removed 164) and now considering 806/968 (removed 162) transitions.
[2021-05-18 23:16:35] [INFO ] Flow matrix only has 794 transitions (discarded 12 similar events)
// Phase 1: matrix 794 rows 372 cols
[2021-05-18 23:16:35] [INFO ] Computed 48 place invariants in 13 ms
[2021-05-18 23:16:37] [INFO ] Dead Transitions using invariants and state equation in 1916 ms returned [1, 3, 14, 54, 58, 72, 76, 91, 98, 106, 107, 129, 135, 145, 154, 170, 179, 203, 205, 208, 210, 217, 234, 250, 252, 261, 265, 272, 273, 276, 281, 296, 306, 314, 318, 326, 331, 334, 336, 340, 353, 355, 360, 361, 364, 381, 389, 390, 392, 393, 399, 403, 408, 412, 415, 416, 421, 425, 443, 448, 449, 452, 457, 458, 460, 461]
Found 66 dead transitions using SMT.
Drop transitions removed 66 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 66 transitions :[461, 460, 458, 457, 452, 449, 448, 443, 425, 421, 416, 415, 412, 408, 403, 399, 393, 392, 390, 389, 381, 364, 361, 360, 355, 353, 340, 336, 334, 331, 326, 318, 314, 306, 296, 281, 276, 273, 272, 265, 261, 252, 250, 234, 217, 210, 208, 205, 203, 179, 170, 154, 145, 135, 129, 107, 106, 98, 91, 76, 72, 58, 54, 14, 3, 1]
Starting structural reductions, iteration 1 : 372/536 places, 740/968 transitions.
Reduce places removed 1 places and 12 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 371 transition count 728
Reduce places removed 6 places and 12 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 7 place count 365 transition count 716
Deduced a syphon composed of 7 places in 1 ms
Applied a total of 7 rules in 35 ms. Remains 365 /372 variables (removed 7) and now considering 716/740 (removed 24) transitions.
Finished structural reductions, in 2 iterations. Remains : 365/536 places, 716/968 transitions.
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Incomplete random walk after 1000000 steps, including 527 resets, run finished after 2838 ms. (steps per millisecond=352 ) properties seen :[0, 1]
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000000 steps, including 238 resets, run finished after 1482 ms. (steps per millisecond=674 ) properties seen :[0]
[2021-05-18 23:16:41] [INFO ] Flow matrix only has 704 transitions (discarded 12 similar events)
// Phase 1: matrix 704 rows 358 cols
[2021-05-18 23:16:41] [INFO ] Computed 48 place invariants in 13 ms
[2021-05-18 23:16:41] [INFO ] [Real]Absence check using 15 positive place invariants in 67 ms returned sat
[2021-05-18 23:16:41] [INFO ] [Real]Absence check using 15 positive and 33 generalized place invariants in 103 ms returned unsat
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityCardinality-01 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
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="PolyORBLF-PT-S02J06T06"
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 PolyORBLF-PT-S02J06T06, 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 r170-oct2-162089287100123"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S02J06T06.tgz
mv PolyORBLF-PT-S02J06T06 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 ;