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-oct2-162038334900316.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2021-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2020
Input is CloudReconfiguration-PT-320, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r056-oct2-162038334900316
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 14K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 124K May 10 09:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.4K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 79K 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 24K Mar 28 15:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 28 15:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 28 15:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K Mar 23 03:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 20K Mar 23 03:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Mar 22 12:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 19K 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 661K 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-320-ReachabilityFireability-00
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityFireability-01
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityFireability-02
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityFireability-03
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityFireability-04
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityFireability-05
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityFireability-06
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityFireability-07
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityFireability-08
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityFireability-09
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityFireability-10
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityFireability-11
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityFireability-12
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityFireability-13
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityFireability-14
FORMULA_NAME CloudReconfiguration-PT-320-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1620909162695

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-13 12:32:44] [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 12:32:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-13 12:32:45] [INFO ] Load time of PNML (sax parser for PT used): 152 ms
[2021-05-13 12:32:45] [INFO ] Transformed 2587 places.
[2021-05-13 12:32:45] [INFO ] Transformed 3099 transitions.
[2021-05-13 12:32:45] [INFO ] Found NUPN structural information;
[2021-05-13 12:32:45] [INFO ] Parsed PT model containing 2587 places and 3099 transitions in 195 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 99 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 83 resets, run finished after 75 ms. (steps per millisecond=133 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0]
FORMULA CloudReconfiguration-PT-320-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 21 ms. (steps per millisecond=476 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 22 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, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 30 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, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 17 ms. (steps per millisecond=588 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 16 ms. (steps per millisecond=625 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 30 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, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 28 resets, run finished after 17 ms. (steps per millisecond=588 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 27 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, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 26 resets, run finished after 13 ms. (steps per millisecond=769 ) 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 26 resets, run finished after 11 ms. (steps per millisecond=909 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 30 resets, run finished after 13 ms. (steps per millisecond=769 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 30 resets, run finished after 12 ms. (steps per millisecond=833 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 12 ms. (steps per millisecond=833 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 32 resets, run finished after 13 ms. (steps per millisecond=769 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 3099 rows 2587 cols
[2021-05-13 12:32:45] [INFO ] Computed 4 place invariants in 59 ms
[2021-05-13 12:32:46] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 104 ms returned sat
[2021-05-13 12:32:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:32:50] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:32:50] [INFO ] [Real]Absence check using state equation in 4367 ms returned (error "Failed to check-sat")
[2021-05-13 12:32:50] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 46 ms returned sat
[2021-05-13 12:32:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:32:55] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:32:55] [INFO ] [Real]Absence check using state equation in 4663 ms returned unknown
[2021-05-13 12:32:55] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 46 ms returned sat
[2021-05-13 12:32:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:33:00] [INFO ] [Real]Absence check using state equation in 4719 ms returned (error "Failed to check-sat")
[2021-05-13 12:33:01] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 59 ms returned sat
[2021-05-13 12:33:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:33:05] [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 (= s1289 (- t1424 t1425))") while checking expression at index 3
[2021-05-13 12:33:06] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 45 ms returned sat
[2021-05-13 12:33:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:33:10] [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: Broken pipe (= s1303 (- t1406 t1407))") while checking expression at index 4
[2021-05-13 12:33:11] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 46 ms returned sat
[2021-05-13 12:33:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:33:15] [INFO ] [Real]Absence check using state equation in 4717 ms returned (error "Failed to check-sat")
[2021-05-13 12:33:16] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 51 ms returned sat
[2021-05-13 12:33:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:33:18] [INFO ] [Real]Absence check using state equation in 2249 ms returned unsat
[2021-05-13 12:33:18] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 55 ms returned sat
[2021-05-13 12:33:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:33:20] [INFO ] [Real]Absence check using state equation in 1705 ms returned unsat
[2021-05-13 12:33:20] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 46 ms returned sat
[2021-05-13 12:33:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:33:22] [INFO ] [Real]Absence check using state equation in 1816 ms returned unsat
[2021-05-13 12:33:23] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 45 ms returned sat
[2021-05-13 12:33:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:33:27] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:33:27] [INFO ] [Real]Absence check using state equation in 4632 ms returned (error "Failed to check-sat")
[2021-05-13 12:33:28] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 44 ms returned sat
[2021-05-13 12:33:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:33:32] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:33:32] [INFO ] [Real]Absence check using state equation in 4737 ms returned (error "Failed to check-sat")
[2021-05-13 12:33:33] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 72 ms returned sat
[2021-05-13 12:33:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:33:37] [INFO ] [Real]Absence check using state equation in 4335 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 12:33:38] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 76 ms returned sat
[2021-05-13 12:33:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:33:42] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:33:42] [INFO ] [Real]Absence check using state equation in 4335 ms returned (error "Failed to check-sat")
[2021-05-13 12:33:43] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 58 ms returned sat
[2021-05-13 12:33:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:33:47] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:33:47] [INFO ] [Real]Absence check using state equation in 4709 ms returned (error "Failed to check-sat")
[2021-05-13 12:33:48] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 81 ms returned sat
[2021-05-13 12:33:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:33:53] [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 (= s1411 (- (+ t1284 t1296) t1285))") while checking expression at index 14
FORMULA CloudReconfiguration-PT-320-ReachabilityFireability-08 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CloudReconfiguration-PT-320-ReachabilityFireability-07 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CloudReconfiguration-PT-320-ReachabilityFireability-06 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 54 out of 2587 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2587/2587 places, 3099/3099 transitions.
Graph (trivial) has 2823 edges and 2587 vertex of which 674 / 2587 are part of one of the 55 SCC in 44 ms
Free SCC test removed 619 places
Discarding 14 places :
Also discarding 10 output transitions
Drop transitions removed 10 transitions
Graph (complete) has 2630 edges and 1968 vertex of which 1954 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.17 ms
Drop transitions removed 760 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 762 transitions.
Performed 1280 Post agglomeration using F-continuation condition.Transition count delta: 1280
Iterating post reduction 0 with 2042 rules applied. Total rules applied 2044 place count 1954 transition count 1047
Reduce places removed 1280 places and 0 transitions.
Ensure Unique test removed 79 transitions
Reduce isomorphic transitions removed 79 transitions.
Performed 55 Post agglomeration using F-continuation condition.Transition count delta: 55
Iterating post reduction 1 with 1414 rules applied. Total rules applied 3458 place count 674 transition count 913
Reduce places removed 55 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 62 rules applied. Total rules applied 3520 place count 619 transition count 906
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 3522 place count 617 transition count 906
Performed 28 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 28 Pre rules applied. Total rules applied 3522 place count 617 transition count 878
Deduced a syphon composed of 28 places in 3 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 4 with 56 rules applied. Total rules applied 3578 place count 589 transition count 878
Symmetric choice reduction at 4 with 78 rule applications. Total rules 3656 place count 589 transition count 878
Deduced a syphon composed of 78 places in 2 ms
Reduce places removed 78 places and 78 transitions.
Iterating global reduction 4 with 156 rules applied. Total rules applied 3812 place count 511 transition count 800
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 6 Pre rules applied. Total rules applied 3812 place count 511 transition count 794
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 4 with 12 rules applied. Total rules applied 3824 place count 505 transition count 794
Symmetric choice reduction at 4 with 56 rule applications. Total rules 3880 place count 505 transition count 794
Deduced a syphon composed of 56 places in 1 ms
Reduce places removed 56 places and 56 transitions.
Iterating global reduction 4 with 112 rules applied. Total rules applied 3992 place count 449 transition count 738
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Iterating post reduction 4 with 29 rules applied. Total rules applied 4021 place count 449 transition count 709
Reduce places removed 14 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 5 with 24 rules applied. Total rules applied 4045 place count 435 transition count 699
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 6 with 5 rules applied. Total rules applied 4050 place count 430 transition count 699
Symmetric choice reduction at 7 with 11 rule applications. Total rules 4061 place count 430 transition count 699
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 17 transitions.
Iterating global reduction 7 with 22 rules applied. Total rules applied 4083 place count 419 transition count 682
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 4086 place count 419 transition count 679
Symmetric choice reduction at 8 with 5 rule applications. Total rules 4091 place count 419 transition count 679
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 10 transitions.
Iterating global reduction 8 with 10 rules applied. Total rules applied 4101 place count 414 transition count 669
Symmetric choice reduction at 8 with 3 rule applications. Total rules 4104 place count 414 transition count 669
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 6 transitions.
Iterating global reduction 8 with 6 rules applied. Total rules applied 4110 place count 411 transition count 663
Performed 166 Post agglomeration using F-continuation condition with reduction of 76 identical transitions.
Deduced a syphon composed of 166 places in 1 ms
Reduce places removed 166 places and 0 transitions.
Iterating global reduction 8 with 332 rules applied. Total rules applied 4442 place count 245 transition count 421
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 8 with 11 rules applied. Total rules applied 4453 place count 245 transition count 410
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 9 with 6 rules applied. Total rules applied 4459 place count 242 transition count 407
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 9 with 4 rules applied. Total rules applied 4463 place count 242 transition count 403
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 10 with 4 rules applied. Total rules applied 4467 place count 240 transition count 401
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 10 with 4 rules applied. Total rules applied 4471 place count 240 transition count 397
Performed 49 Post agglomeration using F-continuation condition with reduction of 8 identical transitions.
Deduced a syphon composed of 49 places in 1 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 11 with 98 rules applied. Total rules applied 4569 place count 191 transition count 444
Ensure Unique test removed 43 transitions
Reduce isomorphic transitions removed 43 transitions.
Iterating post reduction 11 with 43 rules applied. Total rules applied 4612 place count 191 transition count 401
Symmetric choice reduction at 12 with 8 rule applications. Total rules 4620 place count 191 transition count 401
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 17 transitions.
Iterating global reduction 12 with 16 rules applied. Total rules applied 4636 place count 183 transition count 384
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 12 with 2 rules applied. Total rules applied 4638 place count 182 transition count 403
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 12 with 1 rules applied. Total rules applied 4639 place count 182 transition count 402
Free-agglomeration rule applied 8 times.
Iterating global reduction 13 with 8 rules applied. Total rules applied 4647 place count 182 transition count 394
Reduce places removed 8 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 13 with 11 rules applied. Total rules applied 4658 place count 174 transition count 391
Partial Free-agglomeration rule applied 16 times.
Drop transitions removed 16 transitions
Iterating global reduction 14 with 16 rules applied. Total rules applied 4674 place count 174 transition count 391
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 14 with 1 rules applied. Total rules applied 4675 place count 174 transition count 390
Partial Post-agglomeration rule applied 5 times.
Drop transitions removed 5 transitions
Iterating global reduction 15 with 5 rules applied. Total rules applied 4680 place count 174 transition count 390
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 15 with 2 rules applied. Total rules applied 4682 place count 174 transition count 388
Drop transitions removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 16 with 8 rules applied. Total rules applied 4690 place count 174 transition count 380
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 16 with 1 rules applied. Total rules applied 4691 place count 173 transition count 379
Applied a total of 4691 rules in 694 ms. Remains 173 /2587 variables (removed 2414) and now considering 379/3099 (removed 2720) transitions.
Finished structural reductions, in 1 iterations. Remains : 173/2587 places, 379/3099 transitions.
Incomplete random walk after 1000000 steps, including 70114 resets, run finished after 1138 ms. (steps per millisecond=878 ) properties seen :[1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 0, 1]
FORMULA CloudReconfiguration-PT-320-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-320-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-320-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-320-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-320-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-320-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-320-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-320-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-320-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 18211 resets, run finished after 402 ms. (steps per millisecond=2487 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000000 steps, including 45 resets, run finished after 309 ms. (steps per millisecond=3236 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000000 steps, including 17969 resets, run finished after 399 ms. (steps per millisecond=2506 ) properties seen :[0, 0, 0]
[2021-05-13 12:33:55] [INFO ] Flow matrix only has 352 transitions (discarded 27 similar events)
// Phase 1: matrix 352 rows 173 cols
[2021-05-13 12:33:55] [INFO ] Computed 3 place invariants in 2 ms
[2021-05-13 12:33:56] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2021-05-13 12:33:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:33:56] [INFO ] [Real]Absence check using state equation in 131 ms returned sat
[2021-05-13 12:33:56] [INFO ] State equation strengthened by 7 read => feed constraints.
[2021-05-13 12:33:56] [INFO ] [Real]Added 7 Read/Feed constraints in 17 ms returned sat
[2021-05-13 12:33:56] [INFO ] Computed and/alt/rep : 378/3267/351 causal constraints in 65 ms.
[2021-05-13 12:33:56] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 12:33:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 127 ms returned sat
[2021-05-13 12:33:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 12:33:56] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2021-05-13 12:33:56] [INFO ] [Nat]Added 7 Read/Feed constraints in 7 ms returned sat
[2021-05-13 12:33:56] [INFO ] Computed and/alt/rep : 378/3267/351 causal constraints in 27 ms.
[2021-05-13 12:34:02] [INFO ] Added : 339 causal constraints over 68 iterations in 6150 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 42 ms.
[2021-05-13 12:34:03] [INFO ] [Real]Absence check using 3 positive place invariants in 5 ms returned sat
[2021-05-13 12:34:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:34:03] [INFO ] [Real]Absence check using state equation in 127 ms returned sat
[2021-05-13 12:34:03] [INFO ] [Real]Added 7 Read/Feed constraints in 4 ms returned sat
[2021-05-13 12:34:03] [INFO ] Computed and/alt/rep : 378/3267/351 causal constraints in 29 ms.
[2021-05-13 12:34:03] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 12:34:04] [INFO ] [Nat]Absence check using 3 positive place invariants in 709 ms returned sat
[2021-05-13 12:34:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 12:34:04] [INFO ] [Nat]Absence check using state equation in 153 ms returned sat
[2021-05-13 12:34:04] [INFO ] [Nat]Added 7 Read/Feed constraints in 6 ms returned sat
[2021-05-13 12:34:04] [INFO ] Computed and/alt/rep : 378/3267/351 causal constraints in 20 ms.
[2021-05-13 12:34:09] [INFO ] Added : 341 causal constraints over 73 iterations in 4783 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 60 ms.
[2021-05-13 12:34:09] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2021-05-13 12:34:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:34:09] [INFO ] [Real]Absence check using state equation in 109 ms returned sat
[2021-05-13 12:34:09] [INFO ] [Real]Added 7 Read/Feed constraints in 5 ms returned sat
[2021-05-13 12:34:09] [INFO ] Computed and/alt/rep : 378/3267/351 causal constraints in 15 ms.
[2021-05-13 12:34:09] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 12:34:12] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:34:13] [INFO ] [Nat]Absence check using 3 positive place invariants in 3666 ms returned sat
[2021-05-13 12:34:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 12:34:13] [INFO ] [Nat]Absence check using state equation in 113 ms returned sat
[2021-05-13 12:34:13] [INFO ] [Nat]Added 7 Read/Feed constraints in 8 ms returned sat
[2021-05-13 12:34:13] [INFO ] Computed and/alt/rep : 378/3267/351 causal constraints in 15 ms.
[2021-05-13 12:34:22] [INFO ] Added : 343 causal constraints over 70 iterations in 9736 ms. Result :sat
[2021-05-13 12:34:23] [INFO ] Deduced a trap composed of 46 places in 44 ms
[2021-05-13 12:34:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 127 ms
Attempting to minimize the solution found.
Minimization took 44 ms.
Incomplete Parikh walk after 56200 steps, including 1000 resets, run finished after 60 ms. (steps per millisecond=936 ) properties seen :[0, 0, 0] could not realise parikh vector
Incomplete Parikh walk after 69600 steps, including 1000 resets, run finished after 64 ms. (steps per millisecond=1087 ) properties seen :[0, 0, 0] could not realise parikh vector
Incomplete Parikh walk after 48300 steps, including 1000 resets, run finished after 60 ms. (steps per millisecond=805 ) properties seen :[0, 0, 0] could not realise parikh vector
Support contains 11 out of 173 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 173/173 places, 379/379 transitions.
Graph (trivial) has 136 edges and 173 vertex of which 33 / 173 are part of one of the 14 SCC in 0 ms
Free SCC test removed 19 places
Drop transitions removed 36 transitions
Reduce isomorphic transitions removed 36 transitions.
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 13
Iterating post reduction 0 with 49 rules applied. Total rules applied 50 place count 154 transition count 330
Reduce places removed 13 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 64 place count 141 transition count 329
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 10 Pre rules applied. Total rules applied 64 place count 141 transition count 319
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 84 place count 131 transition count 319
Symmetric choice reduction at 2 with 4 rule applications. Total rules 88 place count 131 transition count 319
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 9 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 96 place count 127 transition count 310
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 100 place count 127 transition count 306
Performed 23 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 23 places in 0 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 3 with 46 rules applied. Total rules applied 146 place count 104 transition count 282
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 3 with 18 rules applied. Total rules applied 164 place count 104 transition count 264
Symmetric choice reduction at 4 with 5 rule applications. Total rules 169 place count 104 transition count 264
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 17 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 179 place count 99 transition count 247
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 184 place count 99 transition count 242
Symmetric choice reduction at 5 with 3 rule applications. Total rules 187 place count 99 transition count 242
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 7 transitions.
Iterating global reduction 5 with 6 rules applied. Total rules applied 193 place count 96 transition count 235
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 5 with 9 rules applied. Total rules applied 202 place count 96 transition count 226
Symmetric choice reduction at 6 with 1 rule applications. Total rules 203 place count 96 transition count 226
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 205 place count 95 transition count 225
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 6 with 3 rules applied. Total rules applied 208 place count 95 transition count 222
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 7 with 8 rules applied. Total rules applied 216 place count 91 transition count 241
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 7 with 18 rules applied. Total rules applied 234 place count 91 transition count 223
Symmetric choice reduction at 8 with 4 rule applications. Total rules 238 place count 91 transition count 223
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 13 transitions.
Iterating global reduction 8 with 8 rules applied. Total rules applied 246 place count 87 transition count 210
Symmetric choice reduction at 8 with 2 rule applications. Total rules 248 place count 87 transition count 210
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 8 with 4 rules applied. Total rules applied 252 place count 85 transition count 208
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 8 with 5 rules applied. Total rules applied 257 place count 85 transition count 203
Free-agglomeration rule applied 1 times.
Iterating global reduction 9 with 1 rules applied. Total rules applied 258 place count 85 transition count 202
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 259 place count 84 transition count 202
Partial Free-agglomeration rule applied 8 times.
Drop transitions removed 8 transitions
Iterating global reduction 10 with 8 rules applied. Total rules applied 267 place count 84 transition count 202
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 10 with 5 rules applied. Total rules applied 272 place count 84 transition count 197
Symmetric choice reduction at 11 with 1 rule applications. Total rules 273 place count 84 transition count 197
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 2 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 275 place count 83 transition count 195
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 11 with 1 rules applied. Total rules applied 276 place count 83 transition count 195
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 277 place count 83 transition count 194
Drop transitions removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 12 with 4 rules applied. Total rules applied 281 place count 83 transition count 190
Symmetric choice reduction at 12 with 1 rule applications. Total rules 282 place count 83 transition count 190
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 4 transitions.
Iterating global reduction 12 with 2 rules applied. Total rules applied 284 place count 82 transition count 186
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 12 with 2 rules applied. Total rules applied 286 place count 81 transition count 185
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 12 with 3 rules applied. Total rules applied 289 place count 81 transition count 182
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 1 rules applied. Total rules applied 290 place count 80 transition count 181
Applied a total of 290 rules in 80 ms. Remains 80 /173 variables (removed 93) and now considering 181/379 (removed 198) transitions.
Finished structural reductions, in 1 iterations. Remains : 80/173 places, 181/379 transitions.
Incomplete random walk after 1000000 steps, including 115081 resets, run finished after 893 ms. (steps per millisecond=1119 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 24922 resets, run finished after 330 ms. (steps per millisecond=3030 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 11 resets, run finished after 233 ms. (steps per millisecond=4291 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000000 steps, including 23612 resets, run finished after 338 ms. (steps per millisecond=2958 ) properties seen :[0, 0, 0]
Probably explored full state space saw : 236837 states, properties seen :[1, 0, 0]
Probabilistic random walk after 976359 steps, saw 236837 distinct states, run finished after 754 ms. (steps per millisecond=1294 ) properties seen :[1, 0, 0]
FORMULA CloudReconfiguration-PT-320-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Explored full state space saw : 236837 states, properties seen :[0, 0]
Exhaustive walk after 976359 steps, saw 236837 distinct states, run finished after 542 ms. (steps per millisecond=1801 ) properties seen :[0, 0]
FORMULA CloudReconfiguration-PT-320-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL EXHAUSTIVE_WALK
FORMULA CloudReconfiguration-PT-320-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL EXHAUSTIVE_WALK
All properties solved without resorting to model-checking.

--------------------
content from stderr:

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CloudReconfiguration-PT-320"
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-320, 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-oct2-162038334900316"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-320.tgz
mv CloudReconfiguration-PT-320 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 ;