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-oct2-162089287100120.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-S02J04T10, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r170-oct2-162089287100120
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.5M
-rw-r--r-- 1 mcc users 120K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 506K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 186K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 922K 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 14K Mar 28 16:27 LTLCardinality.txt
-rw-r--r-- 1 mcc users 47K Mar 28 16:27 LTLCardinality.xml
-rw-r--r-- 1 mcc users 10K Mar 28 16:27 LTLFireability.txt
-rw-r--r-- 1 mcc users 44K Mar 28 16:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 27 09:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 36K Mar 27 09:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 24K Mar 25 11:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 83K Mar 25 11:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.5K Mar 22 09:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.4K 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 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 PolyORBLF-PT-S02J04T10-ReachabilityFireability-00
FORMULA_NAME PolyORBLF-PT-S02J04T10-ReachabilityFireability-01
FORMULA_NAME PolyORBLF-PT-S02J04T10-ReachabilityFireability-02
FORMULA_NAME PolyORBLF-PT-S02J04T10-ReachabilityFireability-03
FORMULA_NAME PolyORBLF-PT-S02J04T10-ReachabilityFireability-04
FORMULA_NAME PolyORBLF-PT-S02J04T10-ReachabilityFireability-05
FORMULA_NAME PolyORBLF-PT-S02J04T10-ReachabilityFireability-06
FORMULA_NAME PolyORBLF-PT-S02J04T10-ReachabilityFireability-07
FORMULA_NAME PolyORBLF-PT-S02J04T10-ReachabilityFireability-08
FORMULA_NAME PolyORBLF-PT-S02J04T10-ReachabilityFireability-09
FORMULA_NAME PolyORBLF-PT-S02J04T10-ReachabilityFireability-10
FORMULA_NAME PolyORBLF-PT-S02J04T10-ReachabilityFireability-11
FORMULA_NAME PolyORBLF-PT-S02J04T10-ReachabilityFireability-12
FORMULA_NAME PolyORBLF-PT-S02J04T10-ReachabilityFireability-13
FORMULA_NAME PolyORBLF-PT-S02J04T10-ReachabilityFireability-14
FORMULA_NAME PolyORBLF-PT-S02J04T10-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1621379725195

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-18 23:15:27] [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]
[2021-05-18 23:15:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-18 23:15:27] [INFO ] Load time of PNML (sax parser for PT used): 149 ms
[2021-05-18 23:15:27] [INFO ] Transformed 752 places.
[2021-05-18 23:15:27] [INFO ] Transformed 1572 transitions.
[2021-05-18 23:15:27] [INFO ] Parsed PT model containing 752 places and 1572 transitions in 212 ms.
[2021-05-18 23:15:27] [INFO ] Reduced 10 identical enabling conditions.
[2021-05-18 23:15:27] [INFO ] Reduced 10 identical enabling conditions.
[2021-05-18 23:15:27] [INFO ] Reduced 110 identical enabling conditions.
Ensure Unique test removed 160 transitions
Reduce redundant transitions removed 160 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 45 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 1 resets, run finished after 105 ms. (steps per millisecond=95 ) properties seen :[1, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 0, 0]
FORMULA PolyORBLF-PT-S02J04T10-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T10-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T10-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T10-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T10-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T10-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T10-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T10-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J04T10-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 168 ms. (steps per millisecond=59 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 1 resets, run finished after 150 ms. (steps per millisecond=66 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 89 ms. (steps per millisecond=112 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 41 ms. (steps per millisecond=243 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 1 resets, run finished after 41 ms. (steps per millisecond=243 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 43 ms. (steps per millisecond=232 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
[2021-05-18 23:15:28] [INFO ] Flow matrix only has 1392 transitions (discarded 20 similar events)
// Phase 1: matrix 1392 rows 752 cols
[2021-05-18 23:15:28] [INFO ] Computed 54 place invariants in 55 ms
[2021-05-18 23:15:28] [INFO ] [Real]Absence check using 15 positive place invariants in 32 ms returned sat
[2021-05-18 23:15:28] [INFO ] [Real]Absence check using 15 positive and 39 generalized place invariants in 46 ms returned sat
[2021-05-18 23:15:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-18 23:15:31] [INFO ] [Real]Absence check using state equation in 2992 ms returned sat
[2021-05-18 23:15:31] [INFO ] Solution in real domain found non-integer solution.
[2021-05-18 23:15:31] [INFO ] [Nat]Absence check using 15 positive place invariants in 99 ms returned sat
[2021-05-18 23:15:31] [INFO ] [Nat]Absence check using 15 positive and 39 generalized place invariants in 96 ms returned sat
[2021-05-18 23:15:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-18 23:15:36] [INFO ] [Nat]Absence check using state equation in 4769 ms returned (error "Solver has unexpectedly terminated")
[2021-05-18 23:15:36] [INFO ] [Real]Absence check using 15 positive place invariants in 48 ms returned sat
[2021-05-18 23:15:36] [INFO ] [Real]Absence check using 15 positive and 39 generalized place invariants in 76 ms returned unsat
[2021-05-18 23:15:37] [INFO ] [Real]Absence check using 15 positive place invariants in 22 ms returned sat
[2021-05-18 23:15:37] [INFO ] [Real]Absence check using 15 positive and 39 generalized place invariants in 46 ms returned unsat
[2021-05-18 23:15:37] [INFO ] [Real]Absence check using 15 positive place invariants in 16 ms returned sat
[2021-05-18 23:15:37] [INFO ] [Real]Absence check using 15 positive and 39 generalized place invariants in 63 ms returned unsat
[2021-05-18 23:15:37] [INFO ] [Real]Absence check using 15 positive place invariants in 29 ms returned sat
[2021-05-18 23:15:37] [INFO ] [Real]Absence check using 15 positive and 39 generalized place invariants in 26 ms returned unsat
[2021-05-18 23:15:37] [INFO ] [Real]Absence check using 15 positive place invariants in 15 ms returned sat
[2021-05-18 23:15:37] [INFO ] [Real]Absence check using 15 positive and 39 generalized place invariants in 31 ms returned unsat
[2021-05-18 23:15:37] [INFO ] [Real]Absence check using 15 positive place invariants in 35 ms returned sat
[2021-05-18 23:15:37] [INFO ] [Real]Absence check using 15 positive and 39 generalized place invariants in 35 ms returned unsat
FORMULA PolyORBLF-PT-S02J04T10-ReachabilityFireability-15 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J04T10-ReachabilityFireability-14 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J04T10-ReachabilityFireability-13 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J04T10-ReachabilityFireability-09 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J04T10-ReachabilityFireability-05 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J04T10-ReachabilityFireability-03 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 141 out of 752 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 752/752 places, 1412/1412 transitions.
Ensure Unique test removed 2 places
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Iterating post reduction 0 with 52 rules applied. Total rules applied 52 place count 750 transition count 1362
Reduce places removed 50 places and 0 transitions.
Iterating post reduction 1 with 50 rules applied. Total rules applied 102 place count 700 transition count 1362
Performed 40 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 40 Pre rules applied. Total rules applied 102 place count 700 transition count 1322
Deduced a syphon composed of 40 places in 2 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 2 with 80 rules applied. Total rules applied 182 place count 660 transition count 1322
Symmetric choice reduction at 2 with 10 rule applications. Total rules 192 place count 660 transition count 1322
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 10 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 212 place count 650 transition count 1312
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Deduced a syphon composed of 30 places in 1 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 2 with 60 rules applied. Total rules applied 272 place count 620 transition count 1282
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 282 place count 620 transition count 1272
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 292 place count 610 transition count 1272
Partial Free-agglomeration rule applied 10 times.
Drop transitions removed 10 transitions
Iterating global reduction 3 with 10 rules applied. Total rules applied 302 place count 610 transition count 1272
Applied a total of 302 rules in 470 ms. Remains 610 /752 variables (removed 142) and now considering 1272/1412 (removed 140) transitions.
[2021-05-18 23:15:38] [INFO ] Flow matrix only has 1252 transitions (discarded 20 similar events)
// Phase 1: matrix 1252 rows 610 cols
[2021-05-18 23:15:38] [INFO ] Computed 52 place invariants in 53 ms
[2021-05-18 23:15:43] [INFO ] Dead Transitions using invariants and state equation in 5236 ms returned [1, 43, 70, 74, 80, 96, 108, 120, 154, 163, 177, 198, 207, 223, 242, 256, 264, 286, 324, 351, 366, 375, 381, 387, 408, 417, 423, 435, 438, 447, 459, 463, 464, 466, 467, 494, 511, 522, 540, 571, 581, 589, 594, 606, 614, 617, 618, 623, 633, 634, 649, 658, 666, 668, 674, 691, 692, 696, 707, 708, 711, 713, 722, 724, 737, 739, 740, 746, 749, 757, 784, 786, 801, 814, 816, 817, 819, 820, 822, 824, 825, 826, 827, 834, 846, 849, 852, 853, 864, 882, 904, 907, 908, 912, 913, 914, 921, 922, 928, 933, 934, 936, 942, 944, 945, 950, 957, 958, 963, 964]
Found 110 dead transitions using SMT.
Drop transitions removed 110 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 110 transitions :[964, 963, 958, 957, 950, 945, 944, 942, 936, 934, 933, 928, 922, 921, 914, 913, 912, 908, 907, 904, 882, 864, 853, 852, 849, 846, 834, 827, 826, 825, 824, 822, 820, 819, 817, 816, 814, 801, 786, 784, 757, 749, 746, 740, 739, 737, 724, 722, 713, 711, 708, 707, 696, 692, 691, 674, 668, 666, 658, 649, 634, 633, 623, 618, 617, 614, 606, 594, 589, 581, 571, 540, 522, 511, 494, 467, 466, 464, 463, 459, 447, 438, 435, 423, 417, 408, 387, 381, 375, 366, 351, 324, 286, 264, 256, 242, 223, 207, 198, 177, 163, 154, 120, 108, 96, 80, 74, 70, 43, 1]
Starting structural reductions, iteration 1 : 610/752 places, 1162/1412 transitions.
Reduce places removed 1 places and 20 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 609 transition count 1142
Reduce places removed 10 places and 20 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 11 place count 599 transition count 1122
Deduced a syphon composed of 11 places in 0 ms
Applied a total of 11 rules in 100 ms. Remains 599 /610 variables (removed 11) and now considering 1122/1162 (removed 40) transitions.
Finished structural reductions, in 2 iterations. Remains : 599/752 places, 1122/1412 transitions.
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
FORMULA PolyORBLF-PT-S02J04T10-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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-S02J04T10"
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 PolyORBLF-PT-S02J04T10, 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 r170-oct2-162089287100120"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S02J04T10.tgz
mv PolyORBLF-PT-S02J04T10 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 ;