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.r056-oct2-162038334900284.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)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2020
Input is CloudReconfiguration-PT-312, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r056-oct2-162038334900284
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 15K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 139K May 10 09:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 101K May 10 09:42 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Mar 28 15:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 28 15:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 28 15:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 28 15:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 23 03:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 16K Mar 23 03:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 22 12:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 12K Mar 22 12:51 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 22 09:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K 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 4 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 660K 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 CloudReconfiguration-PT-312-ReachabilityFireability-00
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-01
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-02
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-03
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-04
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-05
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-06
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-07
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-08
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-09
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-10
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-11
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-12
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-13
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-14
FORMULA_NAME CloudReconfiguration-PT-312-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1620907528214

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-13 12:05:29] [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]
[2021-05-13 12:05:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-13 12:05:29] [INFO ] Load time of PNML (sax parser for PT used): 104 ms
[2021-05-13 12:05:29] [INFO ] Transformed 2585 places.
[2021-05-13 12:05:29] [INFO ] Transformed 3095 transitions.
[2021-05-13 12:05:29] [INFO ] Found NUPN structural information;
[2021-05-13 12:05:29] [INFO ] Parsed PT model containing 2585 places and 3095 transitions in 155 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 66 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 68 resets, run finished after 61 ms. (steps per millisecond=163 ) properties seen :[0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0]
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 18 ms. (steps per millisecond=555 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 19 ms. (steps per millisecond=526 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 17 ms. (steps per millisecond=588 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 19 ms. (steps per millisecond=526 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 18 resets, run finished after 16 ms. (steps per millisecond=625 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 17 ms. (steps per millisecond=588 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 15 ms. (steps per millisecond=666 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 12 ms. (steps per millisecond=833 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 18 resets, run finished after 14 ms. (steps per millisecond=714 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 12 ms. (steps per millisecond=833 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 16 resets, run finished after 11 ms. (steps per millisecond=909 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 16 ms. (steps per millisecond=625 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 3095 rows 2585 cols
[2021-05-13 12:05:30] [INFO ] Computed 4 place invariants in 50 ms
[2021-05-13 12:05:30] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 55 ms returned sat
[2021-05-13 12:05:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:05:35] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:05:35] [INFO ] [Real]Absence check using state equation in 4649 ms returned (error "Failed to check-sat")
[2021-05-13 12:05:35] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 49 ms returned sat
[2021-05-13 12:05:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:05:40] [INFO ] [Real]Absence check using state equation in 4752 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 12:05:40] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 47 ms returned sat
[2021-05-13 12:05:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:05:45] [INFO ] [Real]Absence check using state equation in 4761 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 12:05:45] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 47 ms returned sat
[2021-05-13 12:05:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:05:47] [INFO ] [Real]Absence check using state equation in 1784 ms returned unsat
[2021-05-13 12:05:47] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 47 ms returned sat
[2021-05-13 12:05:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:05:52] [INFO ] [Real]Absence check using state equation in 4758 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 12:05:52] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 46 ms returned sat
[2021-05-13 12:05:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:05:57] [INFO ] [Real]Absence check using state equation in 4753 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 12:05:57] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 49 ms returned sat
[2021-05-13 12:05:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:05:59] [INFO ] [Real]Absence check using state equation in 1912 ms returned unsat
[2021-05-13 12:05:59] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 50 ms returned sat
[2021-05-13 12:05:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:06:04] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:06:04] [INFO ] [Real]Absence check using state equation in 4737 ms returned (error "Failed to check-sat")
[2021-05-13 12:06:04] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 46 ms returned sat
[2021-05-13 12:06:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:06:09] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:06:09] [INFO ] [Real]Absence check using state equation in 4774 ms returned (error "Failed to check-sat")
[2021-05-13 12:06:09] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 46 ms returned sat
[2021-05-13 12:06:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:06:14] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:06:14] [INFO ] [Real]Absence check using state equation in 4765 ms returned (error "Failed to check-sat")
[2021-05-13 12:06:14] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 46 ms returned sat
[2021-05-13 12:06:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:06:19] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:06:19] [INFO ] [Real]Absence check using state equation in 4751 ms returned unknown
[2021-05-13 12:06:19] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 45 ms returned sat
[2021-05-13 12:06:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:06:24] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:06:24] [INFO ] [Real]Absence check using state equation in 4754 ms returned (error "Failed to check-sat")
[2021-05-13 12:06:24] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 44 ms returned sat
[2021-05-13 12:06:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:06:29] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:06:29] [INFO ] [Real]Absence check using state equation in 4761 ms returned (error "Failed to check-sat")
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-08 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-05 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 28 out of 2585 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Graph (trivial) has 2877 edges and 2585 vertex of which 774 / 2585 are part of one of the 62 SCC in 18 ms
Free SCC test removed 712 places
Discarding 14 places :
Also discarding 10 output transitions
Drop transitions removed 10 transitions
Graph (complete) has 2503 edges and 1873 vertex of which 1859 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.8 ms
Drop transitions removed 877 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 879 transitions.
Performed 1230 Post agglomeration using F-continuation condition.Transition count delta: 1230
Iterating post reduction 0 with 2109 rules applied. Total rules applied 2111 place count 1859 transition count 976
Reduce places removed 1230 places and 0 transitions.
Ensure Unique test removed 78 transitions
Reduce isomorphic transitions removed 78 transitions.
Performed 63 Post agglomeration using F-continuation condition.Transition count delta: 63
Iterating post reduction 1 with 1371 rules applied. Total rules applied 3482 place count 629 transition count 835
Reduce places removed 63 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 2 with 74 rules applied. Total rules applied 3556 place count 566 transition count 824
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 3 with 12 rules applied. Total rules applied 3568 place count 562 transition count 816
Reduce places removed 5 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 4 with 9 rules applied. Total rules applied 3577 place count 557 transition count 812
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 3579 place count 555 transition count 812
Performed 26 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 26 Pre rules applied. Total rules applied 3579 place count 555 transition count 786
Deduced a syphon composed of 26 places in 2 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 6 with 52 rules applied. Total rules applied 3631 place count 529 transition count 786
Symmetric choice reduction at 6 with 86 rule applications. Total rules 3717 place count 529 transition count 786
Deduced a syphon composed of 86 places in 0 ms
Reduce places removed 86 places and 86 transitions.
Iterating global reduction 6 with 172 rules applied. Total rules applied 3889 place count 443 transition count 700
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 9 Pre rules applied. Total rules applied 3889 place count 443 transition count 691
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 6 with 18 rules applied. Total rules applied 3907 place count 434 transition count 691
Symmetric choice reduction at 6 with 59 rule applications. Total rules 3966 place count 434 transition count 691
Deduced a syphon composed of 59 places in 1 ms
Reduce places removed 59 places and 59 transitions.
Iterating global reduction 6 with 118 rules applied. Total rules applied 4084 place count 375 transition count 632
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: 17
Iterating post reduction 6 with 35 rules applied. Total rules applied 4119 place count 375 transition count 597
Reduce places removed 17 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 7 with 27 rules applied. Total rules applied 4146 place count 358 transition count 587
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 8 with 5 rules applied. Total rules applied 4151 place count 353 transition count 587
Symmetric choice reduction at 9 with 18 rule applications. Total rules 4169 place count 353 transition count 587
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 29 transitions.
Iterating global reduction 9 with 36 rules applied. Total rules applied 4205 place count 335 transition count 558
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 9 with 6 rules applied. Total rules applied 4211 place count 335 transition count 552
Symmetric choice reduction at 10 with 8 rule applications. Total rules 4219 place count 335 transition count 552
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 16 transitions.
Iterating global reduction 10 with 16 rules applied. Total rules applied 4235 place count 327 transition count 536
Symmetric choice reduction at 10 with 3 rule applications. Total rules 4238 place count 327 transition count 536
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 6 transitions.
Iterating global reduction 10 with 6 rules applied. Total rules applied 4244 place count 324 transition count 530
Performed 155 Post agglomeration using F-continuation condition with reduction of 78 identical transitions.
Deduced a syphon composed of 155 places in 0 ms
Reduce places removed 155 places and 0 transitions.
Iterating global reduction 10 with 310 rules applied. Total rules applied 4554 place count 169 transition count 297
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 4555 place count 169 transition count 296
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 11 with 6 rules applied. Total rules applied 4561 place count 166 transition count 293
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 11 with 6 rules applied. Total rules applied 4567 place count 166 transition count 287
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 12 with 4 rules applied. Total rules applied 4571 place count 164 transition count 285
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 12 with 4 rules applied. Total rules applied 4575 place count 164 transition count 281
Performed 35 Post agglomeration using F-continuation condition with reduction of 16 identical transitions.
Deduced a syphon composed of 35 places in 0 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 13 with 70 rules applied. Total rules applied 4645 place count 129 transition count 317
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 13 with 28 rules applied. Total rules applied 4673 place count 129 transition count 289
Symmetric choice reduction at 14 with 9 rule applications. Total rules 4682 place count 129 transition count 289
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 29 transitions.
Iterating global reduction 14 with 18 rules applied. Total rules applied 4700 place count 120 transition count 260
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 14 with 2 rules applied. Total rules applied 4702 place count 120 transition count 258
Symmetric choice reduction at 15 with 2 rule applications. Total rules 4704 place count 120 transition count 258
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 10 transitions.
Iterating global reduction 15 with 4 rules applied. Total rules applied 4708 place count 118 transition count 248
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 15 with 4 rules applied. Total rules applied 4712 place count 118 transition count 244
Symmetric choice reduction at 16 with 2 rule applications. Total rules 4714 place count 118 transition count 244
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 16 with 4 rules applied. Total rules applied 4718 place count 116 transition count 242
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 16 with 4 rules applied. Total rules applied 4722 place count 116 transition count 238
Free-agglomeration rule applied 1 times.
Iterating global reduction 17 with 1 rules applied. Total rules applied 4723 place count 116 transition count 237
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 17 with 1 rules applied. Total rules applied 4724 place count 115 transition count 237
Partial Free-agglomeration rule applied 8 times.
Drop transitions removed 8 transitions
Iterating global reduction 18 with 8 rules applied. Total rules applied 4732 place count 115 transition count 237
Partial Post-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 18 with 2 rules applied. Total rules applied 4734 place count 115 transition count 237
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 18 with 2 rules applied. Total rules applied 4736 place count 115 transition count 235
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 19 with 3 rules applied. Total rules applied 4739 place count 115 transition count 232
Symmetric choice reduction at 19 with 1 rule applications. Total rules 4740 place count 115 transition count 232
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 4 transitions.
Iterating global reduction 19 with 2 rules applied. Total rules applied 4742 place count 114 transition count 228
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 19 with 2 rules applied. Total rules applied 4744 place count 114 transition count 226
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 19 with 1 rules applied. Total rules applied 4745 place count 113 transition count 225
Applied a total of 4745 rules in 401 ms. Remains 113 /2585 variables (removed 2472) and now considering 225/3095 (removed 2870) transitions.
Finished structural reductions, in 1 iterations. Remains : 113/2585 places, 225/3095 transitions.
Incomplete random walk after 1000000 steps, including 56368 resets, run finished after 850 ms. (steps per millisecond=1176 ) properties seen :[1, 1, 1, 1, 0, 1, 0, 1, 1, 1, 1]
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 10638 resets, run finished after 395 ms. (steps per millisecond=2531 ) properties seen :[1, 0]
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 1000001 steps, including 12404 resets, run finished after 363 ms. (steps per millisecond=2754 ) properties seen :[0]
[2021-05-13 12:06:31] [INFO ] Flow matrix only has 207 transitions (discarded 18 similar events)
// Phase 1: matrix 207 rows 113 cols
[2021-05-13 12:06:31] [INFO ] Computed 3 place invariants in 2 ms
[2021-05-13 12:06:31] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2021-05-13 12:06:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:06:31] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2021-05-13 12:06:31] [INFO ] State equation strengthened by 5 read => feed constraints.
[2021-05-13 12:06:31] [INFO ] [Real]Added 5 Read/Feed constraints in 4 ms returned sat
[2021-05-13 12:06:31] [INFO ] Computed and/alt/rep : 220/1011/202 causal constraints in 26 ms.
[2021-05-13 12:06:31] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 12:06:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 8 ms returned sat
[2021-05-13 12:06:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 12:06:31] [INFO ] [Nat]Absence check using state equation in 60 ms returned sat
[2021-05-13 12:06:31] [INFO ] [Nat]Added 5 Read/Feed constraints in 4 ms returned sat
[2021-05-13 12:06:31] [INFO ] Computed and/alt/rep : 220/1011/202 causal constraints in 13 ms.
[2021-05-13 12:06:32] [INFO ] Added : 176 causal constraints over 36 iterations in 601 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 11 ms.
Incomplete Parikh walk after 53700 steps, including 1000 resets, run finished after 68 ms. (steps per millisecond=789 ) properties seen :[0] could not realise parikh vector
Support contains 7 out of 113 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 113/113 places, 225/225 transitions.
Graph (trivial) has 67 edges and 113 vertex of which 16 / 113 are part of one of the 7 SCC in 0 ms
Free SCC test removed 9 places
Drop transitions removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Iterating post reduction 0 with 27 rules applied. Total rules applied 28 place count 104 transition count 198
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 37 place count 95 transition count 198
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 37 place count 95 transition count 194
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 45 place count 91 transition count 194
Symmetric choice reduction at 2 with 1 rule applications. Total rules 46 place count 91 transition count 194
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 48 place count 90 transition count 193
Performed 8 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 64 place count 82 transition count 184
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 70 place count 82 transition count 178
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: -10
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 3 with 14 rules applied. Total rules applied 84 place count 75 transition count 188
Drop transitions removed 15 transitions
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 3 with 32 rules applied. Total rules applied 116 place count 75 transition count 156
Symmetric choice reduction at 4 with 15 rule applications. Total rules 131 place count 75 transition count 156
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 19 transitions.
Iterating global reduction 4 with 30 rules applied. Total rules applied 161 place count 60 transition count 137
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 173 place count 60 transition count 125
Symmetric choice reduction at 5 with 1 rule applications. Total rules 174 place count 60 transition count 125
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 176 place count 59 transition count 124
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 180 place count 59 transition count 120
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 6 with 2 rules applied. Total rules applied 182 place count 58 transition count 119
Drop transitions removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 6 with 9 rules applied. Total rules applied 191 place count 58 transition count 110
Symmetric choice reduction at 7 with 7 rule applications. Total rules 198 place count 58 transition count 110
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 7 transitions.
Iterating global reduction 7 with 14 rules applied. Total rules applied 212 place count 51 transition count 103
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 7 with 7 rules applied. Total rules applied 219 place count 51 transition count 96
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 8 with 2 rules applied. Total rules applied 221 place count 50 transition count 95
Symmetric choice reduction at 8 with 1 rule applications. Total rules 222 place count 50 transition count 95
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 2 rules applied. Total rules applied 224 place count 49 transition count 94
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 225 place count 49 transition count 93
Free-agglomeration rule applied 3 times.
Iterating global reduction 9 with 3 rules applied. Total rules applied 228 place count 49 transition count 90
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t2186.t2187.t2188.t2189.t3025.t2181.t1946.t1923.t1924.t1925.t2182.t2183.t2184.t2185 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Graph (trivial) has 45 edges and 44 vertex of which 22 / 44 are part of one of the 10 SCC in 0 ms
Free SCC test removed 12 places
Iterating post reduction 9 with 6 rules applied. Total rules applied 234 place count 32 transition count 85
Drop transitions removed 25 transitions
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 30 transitions.
Iterating post reduction 10 with 30 rules applied. Total rules applied 264 place count 32 transition count 55
Symmetric choice reduction at 11 with 2 rule applications. Total rules 266 place count 32 transition count 55
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 11 with 4 rules applied. Total rules applied 270 place count 30 transition count 53
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 11 with 10 rules applied. Total rules applied 280 place count 25 transition count 48
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 11 with 11 rules applied. Total rules applied 291 place count 25 transition count 37
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 12 with 2 rules applied. Total rules applied 293 place count 24 transition count 37
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 12 with 4 rules applied. Total rules applied 297 place count 24 transition count 33
Free-agglomeration rule applied 3 times.
Iterating global reduction 13 with 3 rules applied. Total rules applied 300 place count 24 transition count 30
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 13 with 3 rules applied. Total rules applied 303 place count 21 transition count 30
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 14 with 2 rules applied. Total rules applied 305 place count 21 transition count 30
Applied a total of 305 rules in 24 ms. Remains 21 /113 variables (removed 92) and now considering 30/225 (removed 195) transitions.
Finished structural reductions, in 1 iterations. Remains : 21/113 places, 30/225 transitions.
Finished random walk after 279 steps, including 8 resets, run visited all 1 properties in 1 ms. (steps per millisecond=279 )
FORMULA CloudReconfiguration-PT-312-ReachabilityFireability-11 TRUE 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="CloudReconfiguration-PT-312"
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 CloudReconfiguration-PT-312, 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 r056-oct2-162038334900284"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-312.tgz
mv CloudReconfiguration-PT-312 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 ;