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-oct2-162038334900320.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-401, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r056-oct2-162038334900320
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.3M
-rw-r--r-- 1 mcc users 15K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 137K May 10 09:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 85K 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 3.5K 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 2.3K Mar 28 15:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 28 15:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Mar 23 03:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K Mar 23 03:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Mar 22 12:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K Mar 22 12:52 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 912K 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-401-ReachabilityFireability-00
FORMULA_NAME CloudReconfiguration-PT-401-ReachabilityFireability-01
FORMULA_NAME CloudReconfiguration-PT-401-ReachabilityFireability-02
FORMULA_NAME CloudReconfiguration-PT-401-ReachabilityFireability-03
FORMULA_NAME CloudReconfiguration-PT-401-ReachabilityFireability-04
FORMULA_NAME CloudReconfiguration-PT-401-ReachabilityFireability-05
FORMULA_NAME CloudReconfiguration-PT-401-ReachabilityFireability-06
FORMULA_NAME CloudReconfiguration-PT-401-ReachabilityFireability-07
FORMULA_NAME CloudReconfiguration-PT-401-ReachabilityFireability-08
FORMULA_NAME CloudReconfiguration-PT-401-ReachabilityFireability-09
FORMULA_NAME CloudReconfiguration-PT-401-ReachabilityFireability-10
FORMULA_NAME CloudReconfiguration-PT-401-ReachabilityFireability-11
FORMULA_NAME CloudReconfiguration-PT-401-ReachabilityFireability-12
FORMULA_NAME CloudReconfiguration-PT-401-ReachabilityFireability-13
FORMULA_NAME CloudReconfiguration-PT-401-ReachabilityFireability-14
FORMULA_NAME CloudReconfiguration-PT-401-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1620909515396

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-13 12:38:38] [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 12:38:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-13 12:38:38] [INFO ] Load time of PNML (sax parser for PT used): 247 ms
[2021-05-13 12:38:38] [INFO ] Transformed 3554 places.
[2021-05-13 12:38:39] [INFO ] Transformed 4263 transitions.
[2021-05-13 12:38:39] [INFO ] Found NUPN structural information;
[2021-05-13 12:38:39] [INFO ] Parsed PT model containing 3554 places and 4263 transitions in 338 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 220 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 56 resets, run finished after 114 ms. (steps per millisecond=87 ) properties seen :[0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 1]
FORMULA CloudReconfiguration-PT-401-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-401-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-401-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 32 ms. (steps per millisecond=312 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 5 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 11 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 10001 steps, including 15 resets, run finished after 45 ms. (steps per millisecond=222 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 27 ms. (steps per millisecond=370 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 20 ms. (steps per millisecond=500 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 14 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 12 resets, run finished after 45 ms. (steps per millisecond=222 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0]
FORMULA CloudReconfiguration-PT-401-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 16 ms. (steps per millisecond=625 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 31 ms. (steps per millisecond=322 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 13 resets, run finished after 16 ms. (steps per millisecond=625 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 4263 rows 3554 cols
[2021-05-13 12:38:39] [INFO ] Computed 5 place invariants in 131 ms
[2021-05-13 12:38:40] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 195 ms returned sat
[2021-05-13 12:38:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:38:44] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:38:44] [INFO ] [Real]Absence check using state equation in 4024 ms returned (error "Failed to check-sat")
[2021-05-13 12:38:45] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 168 ms returned sat
[2021-05-13 12:38:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:38:49] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:38:49] [INFO ] [Real]Absence check using state equation in 4197 ms returned (error "Failed to check-sat")
[2021-05-13 12:38:50] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 123 ms returned sat
[2021-05-13 12:38:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:38:55] [INFO ] [Real]Absence check using state equation in 4529 ms returned (error "Failed to check-sat")
[2021-05-13 12:38:55] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 133 ms returned sat
[2021-05-13 12:38:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:38:59] [INFO ] [Real]Absence check using state equation in 3723 ms returned unsat
[2021-05-13 12:38:59] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 124 ms returned sat
[2021-05-13 12:38:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:39:04] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:39:04] [INFO ] [Real]Absence check using state equation in 4537 ms returned (error "Failed to check-sat")
[2021-05-13 12:39:04] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 165 ms returned sat
[2021-05-13 12:39:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:39:09] [INFO ] [Real]Absence check using state equation in 4347 ms returned (error "Failed to check-sat")
[2021-05-13 12:39:09] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 203 ms returned sat
[2021-05-13 12:39:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:39:14] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:39:14] [INFO ] [Real]Absence check using state equation in 4392 ms returned (error "Failed to check-sat")
[2021-05-13 12:39:14] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 127 ms returned sat
[2021-05-13 12:39:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:39:19] [INFO ] [Real]Absence check using state equation in 4521 ms returned (error "Failed to check-sat")
[2021-05-13 12:39:20] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 216 ms returned sat
[2021-05-13 12:39:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:39:24] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:39:24] [INFO ] [Real]Absence check using state equation in 4024 ms returned (error "Failed to check-sat")
[2021-05-13 12:39:24] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 143 ms returned sat
[2021-05-13 12:39:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:39:29] [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: Stream closed (= s547 (- t3312 (+ t3313 t3333)))") while checking expression at index 9
[2021-05-13 12:39:30] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 152 ms returned sat
[2021-05-13 12:39:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:39:34] [INFO ] [Real]Absence check using state equation in 4072 ms returned (error "Failed to check-sat")
[2021-05-13 12:39:35] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 151 ms returned sat
[2021-05-13 12:39:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:39:39] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:39:39] [INFO ] [Real]Absence check using state equation in 4056 ms returned (error "Failed to check-sat")
FORMULA CloudReconfiguration-PT-401-ReachabilityFireability-03 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 29 out of 3554 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 3554/3554 places, 4263/4263 transitions.
Graph (trivial) has 4010 edges and 3554 vertex of which 1168 / 3554 are part of one of the 87 SCC in 81 ms
Free SCC test removed 1081 places
Discarding 18 places :
Also discarding 13 output transitions
Drop transitions removed 13 transitions
Graph (complete) has 3308 edges and 2473 vertex of which 2455 are kept as prefixes of interest. Removing 18 places using SCC suffix rule.25 ms
Drop transitions removed 1334 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 1337 transitions.
Performed 1640 Post agglomeration using F-continuation condition.Transition count delta: 1640
Iterating post reduction 0 with 2977 rules applied. Total rules applied 2979 place count 2455 transition count 1273
Reduce places removed 1640 places and 0 transitions.
Ensure Unique test removed 104 transitions
Reduce isomorphic transitions removed 104 transitions.
Performed 90 Post agglomeration using F-continuation condition.Transition count delta: 90
Iterating post reduction 1 with 1834 rules applied. Total rules applied 4813 place count 815 transition count 1079
Reduce places removed 90 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 102 rules applied. Total rules applied 4915 place count 725 transition count 1067
Reduce places removed 4 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 3 with 7 rules applied. Total rules applied 4922 place count 721 transition count 1064
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 4 rules applied. Total rules applied 4926 place count 719 transition count 1062
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 4927 place count 718 transition count 1062
Performed 31 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 31 Pre rules applied. Total rules applied 4927 place count 718 transition count 1031
Deduced a syphon composed of 31 places in 2 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 6 with 62 rules applied. Total rules applied 4989 place count 687 transition count 1031
Symmetric choice reduction at 6 with 103 rule applications. Total rules 5092 place count 687 transition count 1031
Deduced a syphon composed of 103 places in 1 ms
Reduce places removed 103 places and 103 transitions.
Iterating global reduction 6 with 206 rules applied. Total rules applied 5298 place count 584 transition count 928
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 11 Pre rules applied. Total rules applied 5298 place count 584 transition count 917
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 6 with 22 rules applied. Total rules applied 5320 place count 573 transition count 917
Symmetric choice reduction at 6 with 78 rule applications. Total rules 5398 place count 573 transition count 917
Deduced a syphon composed of 78 places in 1 ms
Reduce places removed 78 places and 78 transitions.
Iterating global reduction 6 with 156 rules applied. Total rules applied 5554 place count 495 transition count 839
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Performed 22 Post agglomeration using F-continuation condition.Transition count delta: 22
Iterating post reduction 6 with 44 rules applied. Total rules applied 5598 place count 495 transition count 795
Reduce places removed 22 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Iterating post reduction 7 with 36 rules applied. Total rules applied 5634 place count 473 transition count 781
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 8 with 7 rules applied. Total rules applied 5641 place count 466 transition count 781
Symmetric choice reduction at 9 with 25 rule applications. Total rules 5666 place count 466 transition count 781
Deduced a syphon composed of 25 places in 0 ms
Reduce places removed 25 places and 40 transitions.
Iterating global reduction 9 with 50 rules applied. Total rules applied 5716 place count 441 transition count 741
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 9 with 10 rules applied. Total rules applied 5726 place count 441 transition count 731
Symmetric choice reduction at 10 with 11 rule applications. Total rules 5737 place count 441 transition count 731
Deduced a syphon composed of 11 places in 13 ms
Reduce places removed 11 places and 22 transitions.
Iterating global reduction 10 with 22 rules applied. Total rules applied 5759 place count 430 transition count 709
Symmetric choice reduction at 10 with 3 rule applications. Total rules 5762 place count 430 transition count 709
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 5768 place count 427 transition count 703
Performed 213 Post agglomeration using F-continuation condition with reduction of 106 identical transitions.
Deduced a syphon composed of 213 places in 1 ms
Reduce places removed 213 places and 0 transitions.
Iterating global reduction 10 with 426 rules applied. Total rules applied 6194 place count 214 transition count 384
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 10 with 5 rules applied. Total rules applied 6199 place count 214 transition count 379
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 11 with 8 rules applied. Total rules applied 6207 place count 210 transition count 375
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 11 with 8 rules applied. Total rules applied 6215 place count 210 transition count 367
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 12 with 6 rules applied. Total rules applied 6221 place count 207 transition count 364
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 12 with 6 rules applied. Total rules applied 6227 place count 207 transition count 358
Performed 51 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 51 places in 9 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 13 with 102 rules applied. Total rules applied 6329 place count 156 transition count 419
Ensure Unique test removed 45 transitions
Reduce isomorphic transitions removed 45 transitions.
Iterating post reduction 13 with 45 rules applied. Total rules applied 6374 place count 156 transition count 374
Symmetric choice reduction at 14 with 11 rule applications. Total rules 6385 place count 156 transition count 374
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 35 transitions.
Iterating global reduction 14 with 22 rules applied. Total rules applied 6407 place count 145 transition count 339
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 14 with 3 rules applied. Total rules applied 6410 place count 145 transition count 336
Symmetric choice reduction at 15 with 3 rule applications. Total rules 6413 place count 145 transition count 336
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 15 transitions.
Iterating global reduction 15 with 6 rules applied. Total rules applied 6419 place count 142 transition count 321
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 15 with 6 rules applied. Total rules applied 6425 place count 142 transition count 315
Symmetric choice reduction at 16 with 3 rule applications. Total rules 6428 place count 142 transition count 315
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 16 with 6 rules applied. Total rules applied 6434 place count 139 transition count 312
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 16 with 6 rules applied. Total rules applied 6440 place count 139 transition count 306
Free-agglomeration rule applied 2 times.
Iterating global reduction 17 with 2 rules applied. Total rules applied 6442 place count 139 transition count 304
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 17 with 2 rules applied. Total rules applied 6444 place count 137 transition count 304
Partial Free-agglomeration rule applied 12 times.
Drop transitions removed 12 transitions
Iterating global reduction 18 with 12 rules applied. Total rules applied 6456 place count 137 transition count 304
Partial Post-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 18 with 2 rules applied. Total rules applied 6458 place count 137 transition count 304
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 18 with 1 rules applied. Total rules applied 6459 place count 137 transition count 303
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 19 with 3 rules applied. Total rules applied 6462 place count 137 transition count 300
Symmetric choice reduction at 19 with 1 rule applications. Total rules 6463 place count 137 transition count 300
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 19 with 2 rules applied. Total rules applied 6465 place count 136 transition count 299
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 11 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 19 with 2 rules applied. Total rules applied 6467 place count 135 transition count 298
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 19 with 1 rules applied. Total rules applied 6468 place count 134 transition count 297
Applied a total of 6468 rules in 949 ms. Remains 134 /3554 variables (removed 3420) and now considering 297/4263 (removed 3966) transitions.
Finished structural reductions, in 1 iterations. Remains : 134/3554 places, 297/4263 transitions.
Incomplete random walk after 1000000 steps, including 69633 resets, run finished after 2305 ms. (steps per millisecond=433 ) properties seen :[1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1]
FORMULA CloudReconfiguration-PT-401-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-401-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-401-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-401-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-401-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-401-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-401-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-401-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-401-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-401-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 12218 resets, run finished after 369 ms. (steps per millisecond=2710 ) properties seen :[0]
[2021-05-13 12:39:43] [INFO ] Flow matrix only has 265 transitions (discarded 32 similar events)
// Phase 1: matrix 265 rows 134 cols
[2021-05-13 12:39:43] [INFO ] Computed 4 place invariants in 5 ms
[2021-05-13 12:39:43] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2021-05-13 12:39:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:39:43] [INFO ] [Real]Absence check using state equation in 82 ms returned sat
[2021-05-13 12:39:43] [INFO ] State equation strengthened by 9 read => feed constraints.
[2021-05-13 12:39:43] [INFO ] [Real]Added 9 Read/Feed constraints in 5 ms returned sat
[2021-05-13 12:39:43] [INFO ] Computed and/alt/rep : 294/2183/262 causal constraints in 19 ms.
[2021-05-13 12:39:43] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 12:39:43] [INFO ] [Nat]Absence check using 4 positive place invariants in 18 ms returned sat
[2021-05-13 12:39:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 12:39:43] [INFO ] [Nat]Absence check using state equation in 330 ms returned sat
[2021-05-13 12:39:43] [INFO ] [Nat]Added 9 Read/Feed constraints in 7 ms returned sat
[2021-05-13 12:39:44] [INFO ] Computed and/alt/rep : 294/2183/262 causal constraints in 31 ms.
[2021-05-13 12:39:46] [INFO ] Added : 223 causal constraints over 45 iterations in 2058 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 30 ms.
Incomplete Parikh walk after 40600 steps, including 1000 resets, run finished after 73 ms. (steps per millisecond=556 ) properties seen :[0] could not realise parikh vector
Support contains 3 out of 134 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 134/134 places, 297/297 transitions.
Graph (trivial) has 91 edges and 134 vertex of which 24 / 134 are part of one of the 10 SCC in 0 ms
Free SCC test removed 14 places
Drop transitions removed 28 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 31 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Iterating post reduction 0 with 39 rules applied. Total rules applied 40 place count 120 transition count 258
Reduce places removed 8 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 1 with 11 rules applied. Total rules applied 51 place count 112 transition count 255
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 53 place count 111 transition count 254
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 53 place count 111 transition count 249
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 63 place count 106 transition count 249
Symmetric choice reduction at 3 with 3 rule applications. Total rules 66 place count 106 transition count 249
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 5 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 72 place count 103 transition count 244
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 94 place count 92 transition count 233
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 3 with 14 rules applied. Total rules applied 108 place count 92 transition count 219
Symmetric choice reduction at 4 with 2 rule applications. Total rules 110 place count 92 transition count 219
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 7 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 114 place count 90 transition count 212
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 116 place count 90 transition count 210
Symmetric choice reduction at 5 with 1 rule applications. Total rules 117 place count 90 transition count 210
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 5 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 119 place count 89 transition count 205
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 121 place count 89 transition count 203
Symmetric choice reduction at 6 with 1 rule applications. Total rules 122 place count 89 transition count 203
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 124 place count 88 transition count 202
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 126 place count 88 transition count 200
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 7 with 6 rules applied. Total rules applied 132 place count 85 transition count 199
Drop transitions removed 17 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 7 with 21 rules applied. Total rules applied 153 place count 85 transition count 178
Symmetric choice reduction at 8 with 16 rule applications. Total rules 169 place count 85 transition count 178
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 17 transitions.
Iterating global reduction 8 with 32 rules applied. Total rules applied 201 place count 69 transition count 161
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 216 place count 69 transition count 146
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 9 with 2 rules applied. Total rules applied 218 place count 68 transition count 145
Drop transitions removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 9 with 18 rules applied. Total rules applied 236 place count 68 transition count 127
Symmetric choice reduction at 10 with 15 rule applications. Total rules 251 place count 68 transition count 127
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 15 transitions.
Iterating global reduction 10 with 30 rules applied. Total rules applied 281 place count 53 transition count 112
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 10 with 15 rules applied. Total rules applied 296 place count 53 transition count 97
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 11 with 2 rules applied. Total rules applied 298 place count 52 transition count 96
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 299 place count 52 transition count 95
Symmetric choice reduction at 12 with 1 rule applications. Total rules 300 place count 52 transition count 95
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 2 rules applied. Total rules applied 302 place count 51 transition count 94
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 12 with 1 rules applied. Total rules applied 303 place count 51 transition count 93
Free-agglomeration rule applied 4 times.
Iterating global reduction 13 with 4 rules applied. Total rules applied 307 place count 51 transition count 89
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t4208.t2021.t1998.t1999.t2000.t1924.t3836.t3709.t3710.t3711.t3712.t3713.t3714.t3715.t3717.t3718.t3719.t3720.t3721.t3722.t3723.t3725.t3726.t3727.t3728.t3764.t3765.t3735.t3736.t3737.t2906.t3223.t3224.t3735.t3736.t3737.t2906.t2907.t2908.t2909.t2910.t2911.t2912.t2913.t2914.t2915.t2916 and 1 places that fell out of Prefix Of Interest.
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Graph (trivial) has 51 edges and 45 vertex of which 29 / 45 are part of one of the 13 SCC in 0 ms
Free SCC test removed 16 places
Iterating post reduction 13 with 7 rules applied. Total rules applied 314 place count 29 transition count 83
Drop transitions removed 33 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 37 transitions.
Iterating post reduction 14 with 37 rules applied. Total rules applied 351 place count 29 transition count 46
Symmetric choice reduction at 15 with 3 rule applications. Total rules 354 place count 29 transition count 46
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 15 with 6 rules applied. Total rules applied 360 place count 26 transition count 43
Performed 7 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 15 with 14 rules applied. Total rules applied 374 place count 19 transition count 35
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 15 with 12 rules applied. Total rules applied 386 place count 19 transition count 23
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 16 with 1 rules applied. Total rules applied 387 place count 19 transition count 23
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 16 with 1 rules applied. Total rules applied 388 place count 19 transition count 22
Applied a total of 388 rules in 60 ms. Remains 19 /134 variables (removed 115) and now considering 22/297 (removed 275) transitions.
Finished structural reductions, in 1 iterations. Remains : 19/134 places, 22/297 transitions.
Finished random walk after 1096 steps, including 56 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1096 )
FORMULA CloudReconfiguration-PT-401-ReachabilityFireability-05 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-401"
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-401, 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-oct2-162038334900320"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-401.tgz
mv CloudReconfiguration-PT-401 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 ;