Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2020-input.r180-ebro-158987899700103.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2020-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
............................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is CloudReconfiguration-PT-313, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r180-ebro-158987899700103
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 828K
-rw-r--r-- 1 mcc users 3.0K Mar 30 01:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 15K Mar 30 01:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Mar 28 16:13 CTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 28 16:13 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Apr 8 14:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 8 14:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Mar 27 08:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 16K Mar 27 08:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Mar 26 08:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 26 08:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 28 14:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 28 14:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 660K Mar 24 05:37 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-313-ReachabilityFireability-00
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityFireability-01
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityFireability-02
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityFireability-03
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityFireability-04
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityFireability-05
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityFireability-06
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityFireability-07
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityFireability-08
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityFireability-09
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityFireability-10
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityFireability-11
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityFireability-12
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityFireability-13
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityFireability-14
FORMULA_NAME CloudReconfiguration-PT-313-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591147090750

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 01:18:13] [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]
[2020-06-03 01:18:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 01:18:14] [INFO ] Load time of PNML (sax parser for PT used): 311 ms
[2020-06-03 01:18:14] [INFO ] Transformed 2585 places.
[2020-06-03 01:18:14] [INFO ] Transformed 3095 transitions.
[2020-06-03 01:18:14] [INFO ] Found NUPN structural information;
[2020-06-03 01:18:14] [INFO ] Parsed PT model containing 2585 places and 3095 transitions in 428 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 171 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 71 resets, run finished after 218 ms. (steps per millisecond=45 ) 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 10 resets, run finished after 38 ms. (steps per millisecond=263 ) 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 8 resets, run finished after 57 ms. (steps per millisecond=175 ) 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 18 resets, run finished after 60 ms. (steps per millisecond=166 ) 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 44 ms. (steps per millisecond=227 ) 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 21 resets, run finished after 55 ms. (steps per millisecond=181 ) 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 18 resets, run finished after 48 ms. (steps per millisecond=208 ) properties seen :[0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
FORMULA CloudReconfiguration-PT-313-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10000 steps, including 19 resets, run finished after 111 ms. (steps per millisecond=90 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 57 ms. (steps per millisecond=175 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 25 ms. (steps per millisecond=400 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 63 ms. (steps per millisecond=158 ) properties seen :[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 28 ms. (steps per millisecond=357 ) properties seen :[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 57 ms. (steps per millisecond=175 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0]
FORMULA CloudReconfiguration-PT-313-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-313-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 23 ms. (steps per millisecond=434 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 19 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 20 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]
// Phase 1: matrix 3095 rows 2585 cols
[2020-06-03 01:18:15] [INFO ] Computed 4 place invariants in 150 ms
[2020-06-03 01:18:16] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 141 ms returned sat
[2020-06-03 01:18:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 01:18:20] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 01:18:20] [INFO ] [Real]Absence check using state equation in 4116 ms returned (error "Failed to check-sat")
[2020-06-03 01:18:21] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 125 ms returned sat
[2020-06-03 01:18:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 01:18:25] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 01:18:25] [INFO ] [Real]Absence check using state equation in 4076 ms returned (error "Failed to check-sat")
[2020-06-03 01:18:26] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 115 ms returned sat
[2020-06-03 01:18:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 01:18:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 01:18:30] [INFO ] [Real]Absence check using state equation in 4383 ms returned unknown
[2020-06-03 01:18:31] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 117 ms returned sat
[2020-06-03 01:18:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 01:18:35] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 01:18:35] [INFO ] [Real]Absence check using state equation in 4363 ms returned (error "Failed to check-sat")
[2020-06-03 01:18:36] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 118 ms returned sat
[2020-06-03 01:18:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 01:18:40] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 01:18:40] [INFO ] [Real]Absence check using state equation in 4406 ms returned (error "Failed to check-sat")
[2020-06-03 01:18:41] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 111 ms returned sat
[2020-06-03 01:18:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 01:18:45] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 01:18:45] [INFO ] [Real]Absence check using state equation in 4309 ms returned unknown
[2020-06-03 01:18:46] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 115 ms returned sat
[2020-06-03 01:18:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 01:18:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 01:18:50] [INFO ] [Real]Absence check using state equation in 4381 ms returned (error "Failed to check-sat")
[2020-06-03 01:18:51] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 112 ms returned sat
[2020-06-03 01:18:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 01:18:55] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 01:18:55] [INFO ] [Real]Absence check using state equation in 4390 ms returned (error "Failed to check-sat")
[2020-06-03 01:18:56] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 111 ms returned sat
[2020-06-03 01:18:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 01:19:00] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 01:19:00] [INFO ] [Real]Absence check using state equation in 4393 ms returned (error "Failed to check-sat")
[2020-06-03 01:19:01] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 111 ms returned sat
[2020-06-03 01:19:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 01:19:05] [INFO ] [Real]Absence check using state equation in 4383 ms returned unsat
[2020-06-03 01:19:06] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 114 ms returned sat
[2020-06-03 01:19:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 01:19:10] [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 (= s563 (- t2198 t2199))") while checking expression at index 10
[2020-06-03 01:19:11] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 115 ms returned sat
[2020-06-03 01:19:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 01:19:15] [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 (= s575 (- t2186 t2187))") while checking expression at index 11
[2020-06-03 01:19:16] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 112 ms returned sat
[2020-06-03 01:19:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 01:19:21] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 01:19:21] [INFO ] [Real]Absence check using state equation in 4399 ms returned (error "Failed to check-sat")
FORMULA CloudReconfiguration-PT-313-ReachabilityFireability-10 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 60 out of 2585 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Graph (trivial) has 2766 edges and 2585 vertex of which 681 / 2585 are part of one of the 58 SCC in 41 ms
Free SCC test removed 623 places
Discarding 14 places :
Also discarding 10 output transitions
Drop transitions removed 10 transitions
Graph (complete) has 2614 edges and 1962 vertex of which 1948 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.28 ms
Drop transitions removed 765 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 767 transitions.
Performed 1253 Post agglomeration using F-continuation condition.Transition count delta: 1253
Iterating post reduction 0 with 2020 rules applied. Total rules applied 2022 place count 1948 transition count 1065
Reduce places removed 1253 places and 0 transitions.
Ensure Unique test removed 74 transitions
Reduce isomorphic transitions removed 74 transitions.
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Iterating post reduction 1 with 1377 rules applied. Total rules applied 3399 place count 695 transition count 941
Reduce places removed 50 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 2 with 57 rules applied. Total rules applied 3456 place count 645 transition count 934
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 3 with 7 rules applied. Total rules applied 3463 place count 642 transition count 930
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 4 with 7 rules applied. Total rules applied 3470 place count 640 transition count 925
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 3473 place count 637 transition count 925
Performed 34 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 34 Pre rules applied. Total rules applied 3473 place count 637 transition count 891
Deduced a syphon composed of 34 places in 6 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 6 with 68 rules applied. Total rules applied 3541 place count 603 transition count 891
Symmetric choice reduction at 6 with 95 rule applications. Total rules 3636 place count 603 transition count 891
Deduced a syphon composed of 95 places in 2 ms
Reduce places removed 95 places and 95 transitions.
Iterating global reduction 6 with 190 rules applied. Total rules applied 3826 place count 508 transition count 796
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 3830 place count 508 transition count 792
Reduce places removed 1 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 7 with 3 rules applied. Total rules applied 3833 place count 507 transition count 790
Reduce places removed 1 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 8 with 3 rules applied. Total rules applied 3836 place count 506 transition count 788
Reduce places removed 1 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 9 with 3 rules applied. Total rules applied 3839 place count 505 transition count 786
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 3840 place count 504 transition count 786
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 11 with 7 Pre rules applied. Total rules applied 3840 place count 504 transition count 779
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 11 with 14 rules applied. Total rules applied 3854 place count 497 transition count 779
Symmetric choice reduction at 11 with 58 rule applications. Total rules 3912 place count 497 transition count 779
Deduced a syphon composed of 58 places in 2 ms
Reduce places removed 58 places and 58 transitions.
Iterating global reduction 11 with 116 rules applied. Total rules applied 4028 place count 439 transition count 721
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Iterating post reduction 11 with 33 rules applied. Total rules applied 4061 place count 439 transition count 688
Reduce places removed 16 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 12 with 24 rules applied. Total rules applied 4085 place count 423 transition count 680
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 13 with 4 rules applied. Total rules applied 4089 place count 419 transition count 680
Symmetric choice reduction at 14 with 14 rule applications. Total rules 4103 place count 419 transition count 680
Deduced a syphon composed of 14 places in 6 ms
Reduce places removed 14 places and 22 transitions.
Iterating global reduction 14 with 28 rules applied. Total rules applied 4131 place count 405 transition count 658
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 14 with 5 rules applied. Total rules applied 4136 place count 405 transition count 653
Symmetric choice reduction at 15 with 6 rule applications. Total rules 4142 place count 405 transition count 653
Deduced a syphon composed of 6 places in 5 ms
Reduce places removed 6 places and 12 transitions.
Iterating global reduction 15 with 12 rules applied. Total rules applied 4154 place count 399 transition count 641
Symmetric choice reduction at 15 with 3 rule applications. Total rules 4157 place count 399 transition count 641
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 6 transitions.
Iterating global reduction 15 with 6 rules applied. Total rules applied 4163 place count 396 transition count 635
Performed 157 Post agglomeration using F-continuation condition with reduction of 44 identical transitions.
Deduced a syphon composed of 157 places in 1 ms
Reduce places removed 157 places and 0 transitions.
Iterating global reduction 15 with 314 rules applied. Total rules applied 4477 place count 239 transition count 434
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 15 with 22 rules applied. Total rules applied 4499 place count 239 transition count 412
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 16 with 2 rules applied. Total rules applied 4501 place count 238 transition count 411
Performed 48 Post agglomeration using F-continuation condition with reduction of 27 identical transitions.
Deduced a syphon composed of 48 places in 1 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 16 with 96 rules applied. Total rules applied 4597 place count 190 transition count 449
Ensure Unique test removed 42 transitions
Reduce isomorphic transitions removed 42 transitions.
Iterating post reduction 16 with 42 rules applied. Total rules applied 4639 place count 190 transition count 407
Symmetric choice reduction at 17 with 6 rule applications. Total rules 4645 place count 190 transition count 407
Deduced a syphon composed of 6 places in 2 ms
Reduce places removed 6 places and 24 transitions.
Iterating global reduction 17 with 12 rules applied. Total rules applied 4657 place count 184 transition count 383
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 17 with 3 rules applied. Total rules applied 4660 place count 184 transition count 380
Symmetric choice reduction at 18 with 3 rule applications. Total rules 4663 place count 184 transition count 380
Deduced a syphon composed of 3 places in 2 ms
Reduce places removed 3 places and 15 transitions.
Iterating global reduction 18 with 6 rules applied. Total rules applied 4669 place count 181 transition count 365
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 18 with 6 rules applied. Total rules applied 4675 place count 181 transition count 359
Symmetric choice reduction at 19 with 3 rule applications. Total rules 4678 place count 181 transition count 359
Deduced a syphon composed of 3 places in 2 ms
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 19 with 6 rules applied. Total rules applied 4684 place count 178 transition count 356
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 19 with 6 rules applied. Total rules applied 4690 place count 178 transition count 350
Free-agglomeration rule applied 6 times.
Iterating global reduction 20 with 6 rules applied. Total rules applied 4696 place count 178 transition count 344
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 20 with 7 rules applied. Total rules applied 4703 place count 172 transition count 343
Partial Free-agglomeration rule applied 17 times.
Drop transitions removed 17 transitions
Iterating global reduction 21 with 17 rules applied. Total rules applied 4720 place count 172 transition count 343
Partial Post-agglomeration rule applied 6 times.
Drop transitions removed 6 transitions
Iterating global reduction 21 with 6 rules applied. Total rules applied 4726 place count 172 transition count 343
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 21 with 5 rules applied. Total rules applied 4731 place count 172 transition count 338
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 22 with 3 rules applied. Total rules applied 4734 place count 172 transition count 335
Applied a total of 4734 rules in 1211 ms. Remains 172 /2585 variables (removed 2413) and now considering 335/3095 (removed 2760) transitions.
Finished structural reductions, in 1 iterations. Remains : 172/2585 places, 335/3095 transitions.
Incomplete random walk after 1000000 steps, including 61601 resets, run finished after 2981 ms. (steps per millisecond=335 ) properties seen :[0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1]
FORMULA CloudReconfiguration-PT-313-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-313-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-313-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-313-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-313-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-313-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-313-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-313-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-313-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 9265 resets, run finished after 1002 ms. (steps per millisecond=998 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 14164 resets, run finished after 1237 ms. (steps per millisecond=808 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 14279 resets, run finished after 1160 ms. (steps per millisecond=862 ) properties seen :[0, 0, 0]
[2020-06-03 01:19:28] [INFO ] Flow matrix only has 319 transitions (discarded 16 similar events)
// Phase 1: matrix 319 rows 172 cols
[2020-06-03 01:19:28] [INFO ] Computed 3 place invariants in 9 ms
[2020-06-03 01:19:28] [INFO ] [Real]Absence check using 3 positive place invariants in 10 ms returned sat
[2020-06-03 01:19:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 01:19:28] [INFO ] [Real]Absence check using state equation in 95 ms returned unsat
[2020-06-03 01:19:28] [INFO ] [Real]Absence check using 3 positive place invariants in 8 ms returned unsat
[2020-06-03 01:19:28] [INFO ] [Real]Absence check using 3 positive place invariants in 8 ms returned sat
[2020-06-03 01:19:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 01:19:29] [INFO ] [Real]Absence check using state equation in 221 ms returned sat
[2020-06-03 01:19:29] [INFO ] State equation strengthened by 6 read => feed constraints.
[2020-06-03 01:19:29] [INFO ] [Real]Added 6 Read/Feed constraints in 22 ms returned sat
[2020-06-03 01:19:29] [INFO ] Computed and/alt/rep : 334/1825/318 causal constraints in 55 ms.
[2020-06-03 01:19:29] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 01:19:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 45 ms returned sat
[2020-06-03 01:19:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 01:19:29] [INFO ] [Nat]Absence check using state equation in 218 ms returned sat
[2020-06-03 01:19:29] [INFO ] [Nat]Added 6 Read/Feed constraints in 11 ms returned sat
[2020-06-03 01:19:29] [INFO ] Computed and/alt/rep : 334/1825/318 causal constraints in 48 ms.
[2020-06-03 01:19:34] [INFO ] Added : 304 causal constraints over 62 iterations in 4205 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 56 ms.
FORMULA CloudReconfiguration-PT-313-ReachabilityFireability-02 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CloudReconfiguration-PT-313-ReachabilityFireability-00 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 55400 steps, including 1000 resets, run finished after 277 ms. (steps per millisecond=200 ) properties seen :[0] could not realise parikh vector
Support contains 5 out of 172 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 172/172 places, 335/335 transitions.
Graph (trivial) has 180 edges and 172 vertex of which 36 / 172 are part of one of the 16 SCC in 1 ms
Free SCC test removed 20 places
Drop transitions removed 40 transitions
Reduce isomorphic transitions removed 40 transitions.
Performed 27 Post agglomeration using F-continuation condition.Transition count delta: 27
Iterating post reduction 0 with 67 rules applied. Total rules applied 68 place count 152 transition count 268
Reduce places removed 27 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 1 with 34 rules applied. Total rules applied 102 place count 125 transition count 261
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 11 Pre rules applied. Total rules applied 102 place count 125 transition count 250
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 124 place count 114 transition count 250
Symmetric choice reduction at 2 with 3 rule applications. Total rules 127 place count 114 transition count 250
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 5 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 133 place count 111 transition count 245
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 134 place count 111 transition count 244
Performed 23 Post agglomeration using F-continuation condition with reduction of 10 identical transitions.
Deduced a syphon composed of 23 places in 1 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 3 with 46 rules applied. Total rules applied 180 place count 88 transition count 211
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 3 with 21 rules applied. Total rules applied 201 place count 88 transition count 190
Symmetric choice reduction at 4 with 4 rule applications. Total rules 205 place count 88 transition count 190
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 7 transitions.
Iterating global reduction 4 with 8 rules applied. Total rules applied 213 place count 84 transition count 183
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 4 with 2 rules applied. Total rules applied 215 place count 83 transition count 182
Drop transitions removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 4 with 14 rules applied. Total rules applied 229 place count 83 transition count 168
Symmetric choice reduction at 5 with 12 rule applications. Total rules 241 place count 83 transition count 168
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 12 transitions.
Iterating global reduction 5 with 24 rules applied. Total rules applied 265 place count 71 transition count 156
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 5 with 11 rules applied. Total rules applied 276 place count 71 transition count 145
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 6 with 14 rules applied. Total rules applied 290 place count 64 transition count 158
Drop transitions removed 4 transitions
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 6 with 19 rules applied. Total rules applied 309 place count 64 transition count 139
Symmetric choice reduction at 7 with 8 rule applications. Total rules 317 place count 64 transition count 139
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 17 transitions.
Iterating global reduction 7 with 16 rules applied. Total rules applied 333 place count 56 transition count 122
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 336 place count 56 transition count 119
Symmetric choice reduction at 8 with 3 rule applications. Total rules 339 place count 56 transition count 119
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 8 with 6 rules applied. Total rules applied 345 place count 53 transition count 116
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 8 with 7 rules applied. Total rules applied 352 place count 53 transition count 109
Free-agglomeration rule applied 4 times.
Iterating global reduction 9 with 4 rules applied. Total rules applied 356 place count 53 transition count 105
Reduce places removed 4 places and 0 transitions.
Drop transitions removed 3 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 9 with 8 rules applied. Total rules applied 364 place count 49 transition count 101
Partial Free-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 10 with 3 rules applied. Total rules applied 367 place count 49 transition count 101
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 10 with 3 rules applied. Total rules applied 370 place count 49 transition count 98
Partial Post-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 11 with 2 rules applied. Total rules applied 372 place count 49 transition count 98
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 11 with 2 rules applied. Total rules applied 374 place count 49 transition count 96
Symmetric choice reduction at 12 with 1 rule applications. Total rules 375 place count 49 transition count 96
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 2 rules applied. Total rules applied 377 place count 48 transition count 95
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 12 with 1 rules applied. Total rules applied 378 place count 48 transition count 94
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 13 with 3 rules applied. Total rules applied 381 place count 48 transition count 91
Symmetric choice reduction at 13 with 2 rule applications. Total rules 383 place count 48 transition count 91
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 13 with 4 rules applied. Total rules applied 387 place count 46 transition count 89
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 388 place count 46 transition count 88
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 14 with 1 rules applied. Total rules applied 389 place count 45 transition count 87
Applied a total of 389 rules in 105 ms. Remains 45 /172 variables (removed 127) and now considering 87/335 (removed 248) transitions.
Finished structural reductions, in 1 iterations. Remains : 45/172 places, 87/335 transitions.
Finished random walk after 27122 steps, including 606 resets, run visited all 1 properties in 39 ms. (steps per millisecond=695 )
FORMULA CloudReconfiguration-PT-313-ReachabilityFireability-04 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-313"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itslola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# 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 itslola"
echo " Input is CloudReconfiguration-PT-313, 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 r180-ebro-158987899700103"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-313.tgz
mv CloudReconfiguration-PT-313 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 ;