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-oct2-162038334800252.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 CloudReconfiguration-PT-304, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r056-oct2-162038334800252
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 964K
-rw-r--r-- 1 mcc users 9.1K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 10 09:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.6K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 69K 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 3.3K Mar 28 15:53 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K 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 17K 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 16K Mar 23 03:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 22 12:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 16K 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-304-ReachabilityFireability-00
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-01
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-02
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-03
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-04
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-05
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-06
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-07
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-08
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-09
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-10
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-11
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-12
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-13
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-14
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1620904042379

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-13 11:07:27] [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]
[2021-05-13 11:07:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-13 11:07:27] [INFO ] Load time of PNML (sax parser for PT used): 191 ms
[2021-05-13 11:07:27] [INFO ] Transformed 2584 places.
[2021-05-13 11:07:27] [INFO ] Transformed 3094 transitions.
[2021-05-13 11:07:27] [INFO ] Found NUPN structural information;
[2021-05-13 11:07:27] [INFO ] Parsed PT model containing 2584 places and 3094 transitions in 261 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 118 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 79 resets, run finished after 177 ms. (steps per millisecond=56 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0]
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 22 resets, run finished after 59 ms. (steps per millisecond=169 ) properties seen :[0, 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 22 ms. (steps per millisecond=454 ) properties seen :[0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 39 ms. (steps per millisecond=256 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 22 resets, run finished after 42 ms. (steps per millisecond=238 ) 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 13 ms. (steps per millisecond=769 ) properties seen :[0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0]
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 25 ms. (steps per millisecond=400 ) properties seen :[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 22 ms. (steps per millisecond=454 ) properties seen :[0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0]
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 26 ms. (steps per millisecond=384 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties seen :[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]
Incomplete Best-First random walk after 10000 steps, including 10 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 3094 rows 2584 cols
[2021-05-13 11:07:28] [INFO ] Computed 4 place invariants in 88 ms
[2021-05-13 11:07:28] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 110 ms returned sat
[2021-05-13 11:07:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:07:33] [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 (= s423 (- t2370 t2371))") while checking expression at index 0
[2021-05-13 11:07:34] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 109 ms returned sat
[2021-05-13 11:07:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:07:38] [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 (= s250 (- t2581 t2582))") while checking expression at index 1
[2021-05-13 11:07:39] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 153 ms returned sat
[2021-05-13 11:07:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:07:43] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:07:43] [INFO ] [Real]Absence check using state equation in 4259 ms returned (error "Failed to check-sat")
[2021-05-13 11:07:43] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 91 ms returned sat
[2021-05-13 11:07:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:07:48] [INFO ] [Real]Absence check using state equation in 4429 ms returned sat
[2021-05-13 11:07:48] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 3
[2021-05-13 11:07:49] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 87 ms returned sat
[2021-05-13 11:07:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:07:53] [INFO ] [Real]Absence check using state equation in 4261 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 11:07:54] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 99 ms returned sat
[2021-05-13 11:07:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:07:58] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:07:58] [INFO ] [Real]Absence check using state equation in 4658 ms returned (error "Failed to check-sat")
[2021-05-13 11:07:59] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 85 ms returned sat
[2021-05-13 11:07:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:08:01] [INFO ] [Real]Absence check using state equation in 2008 ms returned unsat
[2021-05-13 11:08:01] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 47 ms returned sat
[2021-05-13 11:08:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:08:04] [INFO ] [Real]Absence check using state equation in 3042 ms returned unsat
[2021-05-13 11:08:05] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 70 ms returned sat
[2021-05-13 11:08:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:08:09] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:08:09] [INFO ] [Real]Absence check using state equation in 4378 ms returned (error "Failed to check-sat")
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-13 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-10 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 37 out of 2584 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2584/2584 places, 3094/3094 transitions.
Graph (trivial) has 2850 edges and 2584 vertex of which 748 / 2584 are part of one of the 56 SCC in 80 ms
Free SCC test removed 692 places
Drop transitions removed 845 transitions
Reduce isomorphic transitions removed 845 transitions.
Performed 1243 Post agglomeration using F-continuation condition.Transition count delta: 1243
Iterating post reduction 0 with 2088 rules applied. Total rules applied 2089 place count 1892 transition count 1006
Reduce places removed 1243 places and 0 transitions.
Ensure Unique test removed 78 transitions
Reduce isomorphic transitions removed 78 transitions.
Performed 65 Post agglomeration using F-continuation condition.Transition count delta: 65
Iterating post reduction 1 with 1386 rules applied. Total rules applied 3475 place count 649 transition count 863
Reduce places removed 65 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 2 with 77 rules applied. Total rules applied 3552 place count 584 transition count 851
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 3564 place count 580 transition count 843
Reduce places removed 5 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 9 rules applied. Total rules applied 3573 place count 575 transition count 839
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 3574 place count 574 transition count 839
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 24 Pre rules applied. Total rules applied 3574 place count 574 transition count 815
Deduced a syphon composed of 24 places in 1 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 6 with 48 rules applied. Total rules applied 3622 place count 550 transition count 815
Symmetric choice reduction at 6 with 87 rule applications. Total rules 3709 place count 550 transition count 815
Deduced a syphon composed of 87 places in 1 ms
Reduce places removed 87 places and 87 transitions.
Iterating global reduction 6 with 174 rules applied. Total rules applied 3883 place count 463 transition count 728
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 6 with 4 rules applied. Total rules applied 3887 place count 463 transition count 724
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 3888 place count 462 transition count 724
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 9 Pre rules applied. Total rules applied 3888 place count 462 transition count 715
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 8 with 18 rules applied. Total rules applied 3906 place count 453 transition count 715
Symmetric choice reduction at 8 with 55 rule applications. Total rules 3961 place count 453 transition count 715
Deduced a syphon composed of 55 places in 10 ms
Reduce places removed 55 places and 55 transitions.
Iterating global reduction 8 with 110 rules applied. Total rules applied 4071 place count 398 transition count 660
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 8 with 31 rules applied. Total rules applied 4102 place count 398 transition count 629
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 9 with 21 rules applied. Total rules applied 4123 place count 383 transition count 623
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 10 with 3 rules applied. Total rules applied 4126 place count 380 transition count 623
Symmetric choice reduction at 11 with 17 rule applications. Total rules 4143 place count 380 transition count 623
Deduced a syphon composed of 17 places in 1 ms
Reduce places removed 17 places and 28 transitions.
Iterating global reduction 11 with 34 rules applied. Total rules applied 4177 place count 363 transition count 595
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 11 with 6 rules applied. Total rules applied 4183 place count 363 transition count 589
Symmetric choice reduction at 12 with 8 rule applications. Total rules 4191 place count 363 transition count 589
Deduced a syphon composed of 8 places in 4 ms
Reduce places removed 8 places and 16 transitions.
Iterating global reduction 12 with 16 rules applied. Total rules applied 4207 place count 355 transition count 573
Symmetric choice reduction at 12 with 2 rule applications. Total rules 4209 place count 355 transition count 573
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 4 transitions.
Iterating global reduction 12 with 4 rules applied. Total rules applied 4213 place count 353 transition count 569
Performed 161 Post agglomeration using F-continuation condition with reduction of 72 identical transitions.
Deduced a syphon composed of 161 places in 0 ms
Reduce places removed 161 places and 0 transitions.
Iterating global reduction 12 with 322 rules applied. Total rules applied 4535 place count 192 transition count 336
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 12 with 7 rules applied. Total rules applied 4542 place count 192 transition count 329
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 13 with 4 rules applied. Total rules applied 4546 place count 190 transition count 327
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 13 with 4 rules applied. Total rules applied 4550 place count 190 transition count 323
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 14 with 4 rules applied. Total rules applied 4554 place count 188 transition count 321
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 14 with 4 rules applied. Total rules applied 4558 place count 188 transition count 317
Performed 40 Post agglomeration using F-continuation condition with reduction of 20 identical transitions.
Deduced a syphon composed of 40 places in 1 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 15 with 80 rules applied. Total rules applied 4638 place count 148 transition count 358
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 15 with 31 rules applied. Total rules applied 4669 place count 148 transition count 327
Symmetric choice reduction at 16 with 10 rule applications. Total rules 4679 place count 148 transition count 327
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 32 transitions.
Iterating global reduction 16 with 20 rules applied. Total rules applied 4699 place count 138 transition count 295
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 16 with 3 rules applied. Total rules applied 4702 place count 138 transition count 292
Symmetric choice reduction at 17 with 2 rule applications. Total rules 4704 place count 138 transition count 292
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 10 transitions.
Iterating global reduction 17 with 4 rules applied. Total rules applied 4708 place count 136 transition count 282
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 17 with 4 rules applied. Total rules applied 4712 place count 136 transition count 278
Symmetric choice reduction at 18 with 2 rule applications. Total rules 4714 place count 136 transition count 278
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 18 with 4 rules applied. Total rules applied 4718 place count 134 transition count 276
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 18 with 4 rules applied. Total rules applied 4722 place count 134 transition count 272
Free-agglomeration rule applied 2 times.
Iterating global reduction 19 with 2 rules applied. Total rules applied 4724 place count 134 transition count 270
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 19 with 2 rules applied. Total rules applied 4726 place count 132 transition count 270
Partial Free-agglomeration rule applied 12 times.
Drop transitions removed 12 transitions
Iterating global reduction 20 with 12 rules applied. Total rules applied 4738 place count 132 transition count 270
Partial Post-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 20 with 4 rules applied. Total rules applied 4742 place count 132 transition count 270
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 20 with 2 rules applied. Total rules applied 4744 place count 132 transition count 268
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 21 with 2 rules applied. Total rules applied 4746 place count 132 transition count 266
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 21 with 1 rules applied. Total rules applied 4747 place count 131 transition count 265
Applied a total of 4747 rules in 1049 ms. Remains 131 /2584 variables (removed 2453) and now considering 265/3094 (removed 2829) transitions.
Finished structural reductions, in 1 iterations. Remains : 131/2584 places, 265/3094 transitions.
Incomplete random walk after 1000000 steps, including 76906 resets, run finished after 1732 ms. (steps per millisecond=577 ) properties seen :[1, 0, 0, 1, 1, 0, 0]
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 13263 resets, run finished after 434 ms. (steps per millisecond=2304 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 15972 resets, run finished after 558 ms. (steps per millisecond=1792 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 17981 resets, run finished after 465 ms. (steps per millisecond=2150 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 1000000 steps, including 10957 resets, run finished after 414 ms. (steps per millisecond=2415 ) properties seen :[0, 0, 0, 0]
[2021-05-13 11:08:14] [INFO ] Flow matrix only has 243 transitions (discarded 22 similar events)
// Phase 1: matrix 243 rows 131 cols
[2021-05-13 11:08:14] [INFO ] Computed 4 place invariants in 1 ms
[2021-05-13 11:08:14] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 23 ms returned sat
[2021-05-13 11:08:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:08:14] [INFO ] [Real]Absence check using state equation in 191 ms returned unsat
[2021-05-13 11:08:14] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 13 ms returned sat
[2021-05-13 11:08:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:08:14] [INFO ] [Real]Absence check using state equation in 208 ms returned sat
[2021-05-13 11:08:14] [INFO ] State equation strengthened by 5 read => feed constraints.
[2021-05-13 11:08:14] [INFO ] [Real]Added 5 Read/Feed constraints in 23 ms returned sat
[2021-05-13 11:08:14] [INFO ] Computed and/alt/rep : 262/1464/240 causal constraints in 32 ms.
[2021-05-13 11:08:15] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:08:15] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 598 ms returned sat
[2021-05-13 11:08:15] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:08:16] [INFO ] [Nat]Absence check using state equation in 411 ms returned sat
[2021-05-13 11:08:16] [INFO ] [Nat]Added 5 Read/Feed constraints in 7 ms returned sat
[2021-05-13 11:08:16] [INFO ] Computed and/alt/rep : 262/1464/240 causal constraints in 50 ms.
[2021-05-13 11:08:17] [INFO ] Added : 203 causal constraints over 41 iterations in 1241 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 22 ms.
[2021-05-13 11:08:17] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 5 ms returned sat
[2021-05-13 11:08:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:08:17] [INFO ] [Real]Absence check using state equation in 119 ms returned sat
[2021-05-13 11:08:17] [INFO ] [Real]Added 5 Read/Feed constraints in 5 ms returned sat
[2021-05-13 11:08:17] [INFO ] Computed and/alt/rep : 262/1464/240 causal constraints in 15 ms.
[2021-05-13 11:08:17] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:08:18] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 633 ms returned sat
[2021-05-13 11:08:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:08:18] [INFO ] [Nat]Absence check using state equation in 160 ms returned sat
[2021-05-13 11:08:18] [INFO ] [Nat]Added 5 Read/Feed constraints in 5 ms returned sat
[2021-05-13 11:08:18] [INFO ] Computed and/alt/rep : 262/1464/240 causal constraints in 28 ms.
[2021-05-13 11:08:20] [INFO ] Added : 210 causal constraints over 42 iterations in 2156 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 49 ms.
[2021-05-13 11:08:20] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 27 ms returned sat
[2021-05-13 11:08:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:08:21] [INFO ] [Real]Absence check using state equation in 211 ms returned sat
[2021-05-13 11:08:21] [INFO ] [Real]Added 5 Read/Feed constraints in 35 ms returned sat
[2021-05-13 11:08:21] [INFO ] Computed and/alt/rep : 262/1464/240 causal constraints in 41 ms.
[2021-05-13 11:08:21] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:08:21] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 696 ms returned sat
[2021-05-13 11:08:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:08:22] [INFO ] [Nat]Absence check using state equation in 154 ms returned sat
[2021-05-13 11:08:22] [INFO ] [Nat]Added 5 Read/Feed constraints in 26 ms returned sat
[2021-05-13 11:08:22] [INFO ] Computed and/alt/rep : 262/1464/240 causal constraints in 50 ms.
[2021-05-13 11:08:23] [INFO ] Added : 198 causal constraints over 41 iterations in 1242 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 25 ms.
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-01 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 51500 steps, including 1000 resets, run finished after 111 ms. (steps per millisecond=463 ) properties seen :[0, 0, 0] could not realise parikh vector
Incomplete Parikh walk after 37900 steps, including 1000 resets, run finished after 53 ms. (steps per millisecond=715 ) properties seen :[0, 0, 0] could not realise parikh vector
Incomplete Parikh walk after 67400 steps, including 1000 resets, run finished after 60 ms. (steps per millisecond=1123 ) properties seen :[0, 0, 0] could not realise parikh vector
Support contains 21 out of 131 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 131/131 places, 265/265 transitions.
Graph (trivial) has 57 edges and 131 vertex of which 10 / 131 are part of one of the 4 SCC in 0 ms
Free SCC test removed 6 places
Drop transitions removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Iterating post reduction 0 with 19 rules applied. Total rules applied 20 place count 125 transition count 246
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 27 place count 118 transition count 246
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 27 place count 118 transition count 244
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 31 place count 116 transition count 244
Symmetric choice reduction at 2 with 2 rule applications. Total rules 33 place count 116 transition count 244
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 37 place count 114 transition count 242
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 38 place count 114 transition count 241
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 54 place count 106 transition count 233
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 58 place count 106 transition count 229
Symmetric choice reduction at 4 with 3 rule applications. Total rules 61 place count 106 transition count 229
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 4 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 67 place count 103 transition count 225
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 69 place count 103 transition count 223
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 5 with 2 rules applied. Total rules applied 71 place count 102 transition count 223
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 72 place count 102 transition count 222
Free-agglomeration rule applied 1 times.
Iterating global reduction 6 with 1 rules applied. Total rules applied 73 place count 102 transition count 221
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 75 place count 101 transition count 220
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 7 with 2 rules applied. Total rules applied 77 place count 101 transition count 220
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 78 place count 101 transition count 219
Partial Post-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 8 with 3 rules applied. Total rules applied 81 place count 101 transition count 219
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 8 with 2 rules applied. Total rules applied 83 place count 101 transition count 217
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 9 with 2 rules applied. Total rules applied 85 place count 101 transition count 215
Applied a total of 85 rules in 19 ms. Remains 101 /131 variables (removed 30) and now considering 215/265 (removed 50) transitions.
Finished structural reductions, in 1 iterations. Remains : 101/131 places, 215/265 transitions.
Incomplete random walk after 1000000 steps, including 90766 resets, run finished after 1105 ms. (steps per millisecond=904 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 18308 resets, run finished after 531 ms. (steps per millisecond=1883 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 19985 resets, run finished after 389 ms. (steps per millisecond=2570 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 13521 resets, run finished after 368 ms. (steps per millisecond=2717 ) properties seen :[0, 0, 0]
Finished probabilistic random walk after 573962 steps, run visited all 3 properties in 460 ms. (steps per millisecond=1247 )
Probabilistic random walk after 573962 steps, saw 136567 distinct states, run finished after 460 ms. (steps per millisecond=1247 ) properties seen :[1, 1, 1]
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_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-304"
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-304, 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-oct2-162038334800252"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-304.tgz
mv CloudReconfiguration-PT-304 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 ;