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-oct2-162038334800248.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-303, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r056-oct2-162038334800248
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 18K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 165K May 10 09:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.7K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 73K 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 3.7K Mar 28 15:53 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 28 15:53 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 28 15:53 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 28 15:53 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 23 03:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 23 03:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 22 12:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K 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-303-ReachabilityFireability-00
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-01
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-02
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-03
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-04
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-05
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-06
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-07
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-08
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-09
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-10
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-11
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-12
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-13
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-14
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1620903959670

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-13 11:06:02] [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 11:06:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-13 11:06:02] [INFO ] Load time of PNML (sax parser for PT used): 166 ms
[2021-05-13 11:06:02] [INFO ] Transformed 2584 places.
[2021-05-13 11:06:02] [INFO ] Transformed 3094 transitions.
[2021-05-13 11:06:02] [INFO ] Found NUPN structural information;
[2021-05-13 11:06:02] [INFO ] Parsed PT model containing 2584 places and 3094 transitions in 218 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 88 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 101 resets, run finished after 129 ms. (steps per millisecond=77 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 36 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, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 38 resets, run finished after 25 ms. (steps per millisecond=400 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 35 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, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 33 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, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 39 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, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 32 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, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 33 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, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 38 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, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 34 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, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 37 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, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 39 resets, run finished after 21 ms. (steps per millisecond=476 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 15 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, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 35 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, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 25 ms. (steps per millisecond=400 ) properties seen :[0, 0, 0, 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 11 ms. (steps per millisecond=909 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 37 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, 0, 0, 0]
Interrupted probabilistic random walk after 4970790 steps, run timeout after 30001 ms. (steps per millisecond=165 ) properties seen :[0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 1, 0, 1]
Probabilistic random walk after 4970790 steps, saw 1237036 distinct states, run finished after 30001 ms. (steps per millisecond=165 ) properties seen :[0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 1, 0, 1]
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
// Phase 1: matrix 3094 rows 2584 cols
[2021-05-13 11:06:34] [INFO ] Computed 4 place invariants in 55 ms
[2021-05-13 11:06:35] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 70 ms returned sat
[2021-05-13 11:06:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:06:39] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:06:39] [INFO ] [Real]Absence check using state equation in 4285 ms returned (error "Failed to check-sat")
[2021-05-13 11:06:40] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 59 ms returned sat
[2021-05-13 11:06:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:06:44] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (= s899 (- t1826 t1827))") while checking expression at index 1
[2021-05-13 11:06:44] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 48 ms returned sat
[2021-05-13 11:06:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:06:49] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:06:49] [INFO ] [Real]Absence check using state equation in 4626 ms returned (error "Failed to check-sat")
[2021-05-13 11:06:49] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 51 ms returned sat
[2021-05-13 11:06:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:06:54] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:06:54] [INFO ] [Real]Absence check using state equation in 4710 ms returned (error "Failed to check-sat")
[2021-05-13 11:06:54] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 47 ms returned sat
[2021-05-13 11:06:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:06:59] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:06:59] [INFO ] [Real]Absence check using state equation in 4694 ms returned (error "Failed to check-sat")
[2021-05-13 11:07:00] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 66 ms returned sat
[2021-05-13 11:07:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:07:03] [INFO ] [Real]Absence check using state equation in 3210 ms returned unsat
[2021-05-13 11:07:04] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 78 ms returned sat
[2021-05-13 11:07:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:07:08] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (= s955 (- t1763 t1764))") while checking expression at index 6
[2021-05-13 11:07:08] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 51 ms returned sat
[2021-05-13 11:07:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:07:13] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:07:13] [INFO ] [Real]Absence check using state equation in 4661 ms returned (error "Failed to check-sat")
[2021-05-13 11:07:13] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 100 ms returned sat
[2021-05-13 11:07:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:07:16] [INFO ] [Real]Absence check using state equation in 2248 ms returned unsat
[2021-05-13 11:07:16] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 50 ms returned sat
[2021-05-13 11:07:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:07:21] [INFO ] [Real]Absence check using state equation in 4686 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 11:07:21] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 49 ms returned sat
[2021-05-13 11:07:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:07:26] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:07:26] [INFO ] [Real]Absence check using state equation in 4682 ms returned unknown
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-10 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-06 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 38 out of 2584 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2584/2584 places, 3094/3094 transitions.
Graph (trivial) has 2870 edges and 2584 vertex of which 741 / 2584 are part of one of the 57 SCC in 36 ms
Free SCC test removed 684 places
Discarding 14 places :
Also discarding 10 output transitions
Drop transitions removed 10 transitions
Graph (complete) has 2537 edges and 1900 vertex of which 1886 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.12 ms
Drop transitions removed 840 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 842 transitions.
Performed 1248 Post agglomeration using F-continuation condition.Transition count delta: 1248
Iterating post reduction 0 with 2090 rules applied. Total rules applied 2092 place count 1886 transition count 994
Reduce places removed 1248 places and 0 transitions.
Ensure Unique test removed 79 transitions
Reduce isomorphic transitions removed 79 transitions.
Performed 58 Post agglomeration using F-continuation condition.Transition count delta: 58
Iterating post reduction 1 with 1385 rules applied. Total rules applied 3477 place count 638 transition count 857
Reduce places removed 58 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 69 rules applied. Total rules applied 3546 place count 580 transition count 846
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 7 rules applied. Total rules applied 3553 place count 576 transition count 843
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 4 with 4 rules applied. Total rules applied 3557 place count 575 transition count 840
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 3559 place count 573 transition count 840
Performed 26 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 26 Pre rules applied. Total rules applied 3559 place count 573 transition count 814
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 3611 place count 547 transition count 814
Symmetric choice reduction at 6 with 77 rule applications. Total rules 3688 place count 547 transition count 814
Deduced a syphon composed of 77 places in 1 ms
Reduce places removed 77 places and 77 transitions.
Iterating global reduction 6 with 154 rules applied. Total rules applied 3842 place count 470 transition count 737
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 3843 place count 470 transition count 736
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 7 Pre rules applied. Total rules applied 3843 place count 470 transition count 729
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 7 with 14 rules applied. Total rules applied 3857 place count 463 transition count 729
Symmetric choice reduction at 7 with 57 rule applications. Total rules 3914 place count 463 transition count 729
Deduced a syphon composed of 57 places in 1 ms
Reduce places removed 57 places and 57 transitions.
Iterating global reduction 7 with 114 rules applied. Total rules applied 4028 place count 406 transition count 672
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Iterating post reduction 7 with 31 rules applied. Total rules applied 4059 place count 406 transition count 641
Reduce places removed 15 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 8 with 21 rules applied. Total rules applied 4080 place count 391 transition count 635
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 9 with 3 rules applied. Total rules applied 4083 place count 388 transition count 635
Symmetric choice reduction at 10 with 17 rule applications. Total rules 4100 place count 388 transition count 635
Deduced a syphon composed of 17 places in 1 ms
Reduce places removed 17 places and 28 transitions.
Iterating global reduction 10 with 34 rules applied. Total rules applied 4134 place count 371 transition count 607
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 10 with 5 rules applied. Total rules applied 4139 place count 371 transition count 602
Symmetric choice reduction at 11 with 7 rule applications. Total rules 4146 place count 371 transition count 602
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 14 transitions.
Iterating global reduction 11 with 14 rules applied. Total rules applied 4160 place count 364 transition count 588
Symmetric choice reduction at 11 with 3 rule applications. Total rules 4163 place count 364 transition count 588
Deduced a syphon composed of 3 places in 5 ms
Reduce places removed 3 places and 6 transitions.
Iterating global reduction 11 with 6 rules applied. Total rules applied 4169 place count 361 transition count 582
Performed 165 Post agglomeration using F-continuation condition with reduction of 77 identical transitions.
Deduced a syphon composed of 165 places in 0 ms
Reduce places removed 165 places and 0 transitions.
Iterating global reduction 11 with 330 rules applied. Total rules applied 4499 place count 196 transition count 340
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 11 with 5 rules applied. Total rules applied 4504 place count 196 transition count 335
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 13 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 12 with 6 rules applied. Total rules applied 4510 place count 193 transition count 332
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 12 with 6 rules applied. Total rules applied 4516 place count 193 transition count 326
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 13 with 2 rules applied. Total rules applied 4518 place count 192 transition count 325
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 13 with 2 rules applied. Total rules applied 4520 place count 192 transition count 323
Performed 42 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 42 places in 1 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 14 with 84 rules applied. Total rules applied 4604 place count 150 transition count 376
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Iterating post reduction 14 with 35 rules applied. Total rules applied 4639 place count 150 transition count 341
Symmetric choice reduction at 15 with 8 rule applications. Total rules 4647 place count 150 transition count 341
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 24 transitions.
Iterating global reduction 15 with 16 rules applied. Total rules applied 4663 place count 142 transition count 317
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 15 with 1 rules applied. Total rules applied 4664 place count 142 transition count 316
Symmetric choice reduction at 16 with 1 rule applications. Total rules 4665 place count 142 transition count 316
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 5 transitions.
Iterating global reduction 16 with 2 rules applied. Total rules applied 4667 place count 141 transition count 311
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 16 with 2 rules applied. Total rules applied 4669 place count 141 transition count 309
Symmetric choice reduction at 17 with 1 rule applications. Total rules 4670 place count 141 transition count 309
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 17 with 2 rules applied. Total rules applied 4672 place count 140 transition count 308
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 17 with 2 rules applied. Total rules applied 4674 place count 140 transition count 306
Free-agglomeration rule applied 5 times.
Iterating global reduction 18 with 5 rules applied. Total rules applied 4679 place count 140 transition count 301
Reduce places removed 5 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 18 with 6 rules applied. Total rules applied 4685 place count 135 transition count 300
Partial Free-agglomeration rule applied 10 times.
Drop transitions removed 10 transitions
Iterating global reduction 19 with 10 rules applied. Total rules applied 4695 place count 135 transition count 300
Partial Post-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 19 with 3 rules applied. Total rules applied 4698 place count 135 transition count 300
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 19 with 1 rules applied. Total rules applied 4699 place count 135 transition count 299
Drop transitions removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 20 with 5 rules applied. Total rules applied 4704 place count 135 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 20 with 1 rules applied. Total rules applied 4705 place count 134 transition count 293
Applied a total of 4705 rules in 692 ms. Remains 134 /2584 variables (removed 2450) and now considering 293/3094 (removed 2801) transitions.
Finished structural reductions, in 1 iterations. Remains : 134/2584 places, 293/3094 transitions.
Incomplete random walk after 1000000 steps, including 122933 resets, run finished after 1343 ms. (steps per millisecond=744 ) properties seen :[1, 0, 0, 0, 1, 0, 1, 1, 1]
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 28592 resets, run finished after 462 ms. (steps per millisecond=2164 ) properties seen :[1, 0, 0, 0]
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 1000001 steps, including 28363 resets, run finished after 449 ms. (steps per millisecond=2227 ) properties seen :[1, 0, 0]
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 1000001 steps, including 27987 resets, run finished after 466 ms. (steps per millisecond=2145 ) properties seen :[0, 0]
Incomplete Best-First random walk after 1000000 steps, including 8 resets, run finished after 377 ms. (steps per millisecond=2652 ) properties seen :[0, 0]
[2021-05-13 11:07:30] [INFO ] Flow matrix only has 269 transitions (discarded 24 similar events)
// Phase 1: matrix 269 rows 134 cols
[2021-05-13 11:07:30] [INFO ] Computed 3 place invariants in 3 ms
[2021-05-13 11:07:30] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2021-05-13 11:07:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:07:30] [INFO ] [Real]Absence check using state equation in 786 ms returned sat
[2021-05-13 11:07:31] [INFO ] State equation strengthened by 7 read => feed constraints.
[2021-05-13 11:07:31] [INFO ] [Real]Added 7 Read/Feed constraints in 70 ms returned sat
[2021-05-13 11:07:31] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:07:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 35 ms returned sat
[2021-05-13 11:07:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:07:31] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2021-05-13 11:07:31] [INFO ] [Nat]Added 7 Read/Feed constraints in 19 ms returned sat
[2021-05-13 11:07:31] [INFO ] Computed and/alt/rep : 287/2231/263 causal constraints in 63 ms.
[2021-05-13 11:07:35] [INFO ] Added : 253 causal constraints over 58 iterations in 4262 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 57 ms.
[2021-05-13 11:07:35] [INFO ] [Real]Absence check using 3 positive place invariants in 6 ms returned sat
[2021-05-13 11:07:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:07:36] [INFO ] [Real]Absence check using state equation in 274 ms returned sat
[2021-05-13 11:07:37] [INFO ] [Real]Added 7 Read/Feed constraints in 7 ms returned sat
[2021-05-13 11:07:38] [INFO ] Deduced a trap composed of 26 places in 315 ms
[2021-05-13 11:07:38] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 340 ms
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-07 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 46700 steps, including 8034 resets, run finished after 154 ms. (steps per millisecond=303 ) properties seen :[0] could not realise parikh vector
Support contains 5 out of 134 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 134/134 places, 293/293 transitions.
Graph (trivial) has 106 edges and 134 vertex of which 26 / 134 are part of one of the 13 SCC in 0 ms
Free SCC test removed 13 places
Drop transitions removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Iterating post reduction 0 with 38 rules applied. Total rules applied 39 place count 121 transition count 255
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 50 place count 110 transition count 255
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 50 place count 110 transition count 249
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 62 place count 104 transition count 249
Symmetric choice reduction at 2 with 3 rule applications. Total rules 65 place count 104 transition count 249
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 5 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 71 place count 101 transition count 244
Symmetric choice reduction at 2 with 1 rule applications. Total rules 72 place count 101 transition count 244
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 74 place count 100 transition count 243
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 76 place count 100 transition count 241
Performed 18 Post agglomeration using F-continuation condition with reduction of 4 identical transitions.
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 3 with 36 rules applied. Total rules applied 112 place count 82 transition count 219
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 3 with 19 rules applied. Total rules applied 131 place count 82 transition count 200
Symmetric choice reduction at 4 with 4 rule applications. Total rules 135 place count 82 transition count 200
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 15 transitions.
Iterating global reduction 4 with 8 rules applied. Total rules applied 143 place count 78 transition count 185
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 146 place count 78 transition count 182
Symmetric choice reduction at 5 with 2 rule applications. Total rules 148 place count 78 transition count 182
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 6 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 152 place count 76 transition count 176
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 156 place count 76 transition count 172
Symmetric choice reduction at 6 with 1 rule applications. Total rules 157 place count 76 transition count 172
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 159 place count 75 transition count 171
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 161 place count 75 transition count 169
Performed 4 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 7 with 8 rules applied. Total rules applied 169 place count 71 transition count 175
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 7 with 11 rules applied. Total rules applied 180 place count 71 transition count 164
Symmetric choice reduction at 8 with 2 rule applications. Total rules 182 place count 71 transition count 164
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 8 transitions.
Iterating global reduction 8 with 4 rules applied. Total rules applied 186 place count 69 transition count 156
Symmetric choice reduction at 8 with 2 rule applications. Total rules 188 place count 69 transition count 156
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 8 with 4 rules applied. Total rules applied 192 place count 67 transition count 154
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 8 with 4 rules applied. Total rules applied 196 place count 67 transition count 150
Free-agglomeration rule applied 3 times.
Iterating global reduction 9 with 3 rules applied. Total rules applied 199 place count 67 transition count 147
Reduce places removed 3 places and 0 transitions.
Drop transitions removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 9 with 6 rules applied. Total rules applied 205 place count 64 transition count 144
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 10 with 2 rules applied. Total rules applied 207 place count 64 transition count 144
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 208 place count 64 transition count 143
Symmetric choice reduction at 11 with 1 rule applications. Total rules 209 place count 64 transition count 143
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 211 place count 63 transition count 142
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 212 place count 63 transition count 141
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 12 with 1 rules applied. Total rules applied 213 place count 63 transition count 141
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 12 with 1 rules applied. Total rules applied 214 place count 63 transition count 140
Symmetric choice reduction at 13 with 1 rule applications. Total rules 215 place count 63 transition count 140
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 13 with 2 rules applied. Total rules applied 217 place count 62 transition count 139
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 218 place count 62 transition count 138
Drop transitions removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 14 with 4 rules applied. Total rules applied 222 place count 62 transition count 134
Symmetric choice reduction at 14 with 1 rule applications. Total rules 223 place count 62 transition count 134
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 14 with 2 rules applied. Total rules applied 225 place count 61 transition count 133
Applied a total of 225 rules in 55 ms. Remains 61 /134 variables (removed 73) and now considering 133/293 (removed 160) transitions.
Finished structural reductions, in 1 iterations. Remains : 61/134 places, 133/293 transitions.
Incomplete random walk after 1000000 steps, including 28648 resets, run finished after 734 ms. (steps per millisecond=1362 ) properties seen :[0]
Incomplete Best-First random walk after 1000000 steps, including 10203 resets, run finished after 384 ms. (steps per millisecond=2604 ) properties seen :[0]
Probably explored full state space saw : 19617 states, properties seen :[0]
Probabilistic random walk after 72459 steps, saw 19617 distinct states, run finished after 65 ms. (steps per millisecond=1114 ) properties seen :[0]
Explored full state space saw : 19617 states, properties seen :[0]
Exhaustive walk after 72459 steps, saw 19617 distinct states, run finished after 31 ms. (steps per millisecond=2337 ) properties seen :[0]
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL EXHAUSTIVE_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-303"
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-303, 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-oct2-162038334800248"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-303.tgz
mv CloudReconfiguration-PT-303 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 ;