Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r042-smll-165252095600358.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-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 itstools
Input is CloudReconfiguration-PT-319, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r042-smll-165252095600358
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 8.0K Apr 29 14:36 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K Apr 29 14:36 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Apr 29 14:35 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Apr 29 14:35 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 10 09:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K May 9 07:21 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 9 07:21 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 9 07:21 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 9 07:21 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.1K Apr 29 14:36 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 77K Apr 29 14:36 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Apr 29 14:36 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 51K Apr 29 14:36 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 9 07:21 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 9 07:21 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:33 equiv_col
-rw-r--r-- 1 mcc users 4 May 10 09:33 instance
-rw-r--r-- 1 mcc users 6 May 10 09:33 iscolored
-rw-r--r-- 1 mcc users 661K May 10 09:33 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-319-ReachabilityCardinality-00
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-01
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-02
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-03
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-04
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-05
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-06
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-07
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-08
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-09
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-10
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-11
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-12
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-13
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-14
FORMULA_NAME CloudReconfiguration-PT-319-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1654182728055

Running Version 202205111006
[2022-06-02 15:12:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2022-06-02 15:12:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-06-02 15:12:10] [INFO ] Load time of PNML (sax parser for PT used): 400 ms
[2022-06-02 15:12:10] [INFO ] Transformed 2587 places.
[2022-06-02 15:12:10] [INFO ] Transformed 3099 transitions.
[2022-06-02 15:12:10] [INFO ] Found NUPN structural information;
[2022-06-02 15:12:10] [INFO ] Parsed PT model containing 2587 places and 3099 transitions in 636 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 27 ms.
Working with output stream class java.io.PrintStream
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 117 resets, run finished after 1075 ms. (steps per millisecond=9 ) properties (out of 15) seen :1
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 46 resets, run finished after 238 ms. (steps per millisecond=42 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10000 steps, including 44 resets, run finished after 188 ms. (steps per millisecond=53 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10000 steps, including 45 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 14) seen :1
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 45 resets, run finished after 152 ms. (steps per millisecond=65 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 49 resets, run finished after 155 ms. (steps per millisecond=64 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 48 resets, run finished after 171 ms. (steps per millisecond=58 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 48 resets, run finished after 174 ms. (steps per millisecond=57 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 42 resets, run finished after 161 ms. (steps per millisecond=62 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 41 resets, run finished after 157 ms. (steps per millisecond=63 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 39 resets, run finished after 149 ms. (steps per millisecond=67 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 41 resets, run finished after 150 ms. (steps per millisecond=66 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 38 resets, run finished after 198 ms. (steps per millisecond=50 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 50 resets, run finished after 173 ms. (steps per millisecond=57 ) properties (out of 13) seen :0
Running SMT prover for 13 properties.
// Phase 1: matrix 3099 rows 2587 cols
[2022-06-02 15:12:14] [INFO ] Computed 4 place invariants in 63 ms
[2022-06-02 15:12:15] [INFO ] After 1766ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:13
[2022-06-02 15:12:17] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 65 ms returned sat
[2022-06-02 15:12:21] [INFO ] After 3608ms SMT Verify possible using state equation in natural domain returned unsat :7 sat :6
[2022-06-02 15:12:22] [INFO ] After 5257ms SMT Verify possible using trap constraints in natural domain returned unsat :7 sat :6
Attempting to minimize the solution found.
Minimization took 825 ms.
[2022-06-02 15:12:23] [INFO ] After 7572ms SMT Verify possible using all constraints in natural domain returned unsat :7 sat :6
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-15 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-13 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-12 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-11 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-10 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-06 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-01 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 13 Parikh solutions to 6 different solutions.
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Parikh walk visited 1 properties in 4696 ms.
Support contains 21 out of 2587 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 2587/2587 places, 3099/3099 transitions.
Graph (trivial) has 2913 edges and 2587 vertex of which 778 / 2587 are part of one of the 58 SCC in 21 ms
Free SCC test removed 720 places
Drop transitions removed 885 transitions
Reduce isomorphic transitions removed 885 transitions.
Graph (complete) has 2500 edges and 1867 vertex of which 1853 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.13 ms
Discarding 14 places :
Also discarding 9 output transitions
Drop transitions removed 9 transitions
Drop transitions removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions removed 1229 transitions
Trivial Post-agglo rules discarded 1229 transitions
Performed 1229 trivial Post agglomeration. Transition count delta: 1229
Iterating post reduction 0 with 1238 rules applied. Total rules applied 1240 place count 1853 transition count 967
Reduce places removed 1229 places and 0 transitions.
Ensure Unique test removed 74 transitions
Reduce isomorphic transitions removed 74 transitions.
Drop transitions removed 60 transitions
Trivial Post-agglo rules discarded 60 transitions
Performed 60 trivial Post agglomeration. Transition count delta: 60
Iterating post reduction 1 with 1363 rules applied. Total rules applied 2603 place count 624 transition count 833
Reduce places removed 60 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 2 with 69 rules applied. Total rules applied 2672 place count 564 transition count 824
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 3 with 9 rules applied. Total rules applied 2681 place count 561 transition count 818
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 8 rules applied. Total rules applied 2689 place count 557 transition count 814
Reduce places removed 2 places and 0 transitions.
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Iterating post reduction 5 with 13 rules applied. Total rules applied 2702 place count 555 transition count 803
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 6 with 11 rules applied. Total rules applied 2713 place count 544 transition count 803
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 21 Pre rules applied. Total rules applied 2713 place count 544 transition count 782
Deduced a syphon composed of 21 places in 1 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 7 with 42 rules applied. Total rules applied 2755 place count 523 transition count 782
Discarding 75 places :
Symmetric choice reduction at 7 with 75 rule applications. Total rules 2830 place count 448 transition count 707
Iterating global reduction 7 with 75 rules applied. Total rules applied 2905 place count 448 transition count 707
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 7 with 2 rules applied. Total rules applied 2907 place count 448 transition count 705
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 2908 place count 447 transition count 705
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 8 Pre rules applied. Total rules applied 2908 place count 447 transition count 697
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 9 with 16 rules applied. Total rules applied 2924 place count 439 transition count 697
Discarding 57 places :
Symmetric choice reduction at 9 with 57 rule applications. Total rules 2981 place count 382 transition count 640
Iterating global reduction 9 with 57 rules applied. Total rules applied 3038 place count 382 transition count 640
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 9 with 32 rules applied. Total rules applied 3070 place count 382 transition count 608
Reduce places removed 16 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 10 with 28 rules applied. Total rules applied 3098 place count 366 transition count 596
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 11 with 6 rules applied. Total rules applied 3104 place count 360 transition count 596
Discarding 16 places :
Symmetric choice reduction at 12 with 16 rule applications. Total rules 3120 place count 344 transition count 569
Iterating global reduction 12 with 16 rules applied. Total rules applied 3136 place count 344 transition count 569
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 12 with 4 rules applied. Total rules applied 3140 place count 344 transition count 565
Discarding 9 places :
Symmetric choice reduction at 13 with 9 rule applications. Total rules 3149 place count 335 transition count 547
Iterating global reduction 13 with 9 rules applied. Total rules applied 3158 place count 335 transition count 547
Discarding 2 places :
Symmetric choice reduction at 13 with 2 rule applications. Total rules 3160 place count 333 transition count 543
Iterating global reduction 13 with 2 rules applied. Total rules applied 3162 place count 333 transition count 543
Performed 158 Post agglomeration using F-continuation condition with reduction of 76 identical transitions.
Deduced a syphon composed of 158 places in 1 ms
Reduce places removed 158 places and 0 transitions.
Iterating global reduction 13 with 316 rules applied. Total rules applied 3478 place count 175 transition count 309
Drop transitions removed 2 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 13 with 4 rules applied. Total rules applied 3482 place count 175 transition count 305
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 14 with 6 rules applied. Total rules applied 3488 place count 172 transition count 302
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 14 with 6 rules applied. Total rules applied 3494 place count 172 transition count 296
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 15 with 4 rules applied. Total rules applied 3498 place count 170 transition count 294
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 15 with 4 rules applied. Total rules applied 3502 place count 170 transition count 290
Performed 44 Post agglomeration using F-continuation condition with reduction of 17 identical transitions.
Deduced a syphon composed of 44 places in 0 ms
Reduce places removed 44 places and 0 transitions.
Iterating global reduction 16 with 88 rules applied. Total rules applied 3590 place count 126 transition count 350
Drop transitions removed 19 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 49 transitions.
Iterating post reduction 16 with 49 rules applied. Total rules applied 3639 place count 126 transition count 301
Discarding 18 places :
Symmetric choice reduction at 17 with 18 rule applications. Total rules 3657 place count 108 transition count 277
Iterating global reduction 17 with 18 rules applied. Total rules applied 3675 place count 108 transition count 277
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 17 with 10 rules applied. Total rules applied 3685 place count 108 transition count 267
Discarding 2 places :
Symmetric choice reduction at 18 with 2 rule applications. Total rules 3687 place count 106 transition count 263
Iterating global reduction 18 with 2 rules applied. Total rules applied 3689 place count 106 transition count 263
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 18 with 1 rules applied. Total rules applied 3690 place count 106 transition count 262
Drop transitions removed 29 transitions
Redundant transition composition rules discarded 29 transitions
Iterating global reduction 19 with 29 rules applied. Total rules applied 3719 place count 106 transition count 233
Discarding 2 places :
Symmetric choice reduction at 19 with 2 rule applications. Total rules 3721 place count 104 transition count 227
Iterating global reduction 19 with 2 rules applied. Total rules applied 3723 place count 104 transition count 227
Discarding 2 places :
Symmetric choice reduction at 19 with 2 rule applications. Total rules 3725 place count 102 transition count 225
Iterating global reduction 19 with 2 rules applied. Total rules applied 3727 place count 102 transition count 225
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 19 with 4 rules applied. Total rules applied 3731 place count 102 transition count 221
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 20 with 2 rules applied. Total rules applied 3733 place count 102 transition count 219
Free-agglomeration rule applied 6 times.
Iterating global reduction 20 with 6 rules applied. Total rules applied 3739 place count 102 transition count 213
Reduce places removed 6 places and 0 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 20 with 7 rules applied. Total rules applied 3746 place count 96 transition count 212
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 21 with 7 rules applied. Total rules applied 3753 place count 96 transition count 212
Drop transitions removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 21 with 4 rules applied. Total rules applied 3757 place count 96 transition count 208
Discarding 1 places :
Symmetric choice reduction at 21 with 1 rule applications. Total rules 3758 place count 95 transition count 207
Iterating global reduction 21 with 1 rules applied. Total rules applied 3759 place count 95 transition count 207
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 21 with 1 rules applied. Total rules applied 3760 place count 94 transition count 206
Applied a total of 3760 rules in 449 ms. Remains 94 /2587 variables (removed 2493) and now considering 206/3099 (removed 2893) transitions.
Finished structural reductions, in 1 iterations. Remains : 94/2587 places, 206/3099 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 11323 ms. (steps per millisecond=88 ) properties (out of 5) seen :3
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 3 resets, run finished after 3541 ms. (steps per millisecond=282 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3918 ms. (steps per millisecond=255 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2022-06-02 15:12:47] [INFO ] Flow matrix only has 198 transitions (discarded 8 similar events)
// Phase 1: matrix 198 rows 94 cols
[2022-06-02 15:12:47] [INFO ] Computed 4 place invariants in 3 ms
[2022-06-02 15:12:47] [INFO ] After 68ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2022-06-02 15:12:47] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2022-06-02 15:12:47] [INFO ] After 94ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2022-06-02 15:12:47] [INFO ] State equation strengthened by 3 read => feed constraints.
[2022-06-02 15:12:47] [INFO ] After 26ms SMT Verify possible using 3 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2022-06-02 15:12:47] [INFO ] After 60ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 34 ms.
[2022-06-02 15:12:47] [INFO ] After 244ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 0 ms.
Support contains 16 out of 94 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 94/94 places, 206/206 transitions.
Graph (trivial) has 25 edges and 94 vertex of which 8 / 94 are part of one of the 4 SCC in 0 ms
Free SCC test removed 4 places
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 90 transition count 196
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 88 transition count 195
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 4 places and 0 transitions.
Iterating global reduction 2 with 7 rules applied. Total rules applied 13 place count 84 transition count 192
Drop transitions removed 6 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 8 transitions.
Graph (trivial) has 98 edges and 84 vertex of which 43 / 84 are part of one of the 11 SCC in 0 ms
Free SCC test removed 32 places
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 10 rules applied. Total rules applied 23 place count 52 transition count 183
Reduce places removed 1 places and 0 transitions.
Drop transitions removed 68 transitions
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 92 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 94 rules applied. Total rules applied 117 place count 51 transition count 90
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 119 place count 50 transition count 89
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 121 place count 48 transition count 87
Iterating global reduction 5 with 2 rules applied. Total rules applied 123 place count 48 transition count 87
Performed 6 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 5 with 12 rules applied. Total rules applied 135 place count 42 transition count 80
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 5 with 13 rules applied. Total rules applied 148 place count 42 transition count 67
Drop transitions removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 6 with 6 rules applied. Total rules applied 154 place count 42 transition count 61
Free-agglomeration rule applied 10 times.
Iterating global reduction 6 with 10 rules applied. Total rules applied 164 place count 42 transition count 51
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 6 with 10 rules applied. Total rules applied 174 place count 32 transition count 51
Applied a total of 174 rules in 19 ms. Remains 32 /94 variables (removed 62) and now considering 51/206 (removed 155) transitions.
Finished structural reductions, in 1 iterations. Remains : 32/94 places, 51/206 transitions.
Incomplete random walk after 1000000 steps, including 4 resets, run finished after 1079 ms. (steps per millisecond=926 ) properties (out of 2) seen :1
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 605 ms. (steps per millisecond=1652 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2022-06-02 15:12:49] [INFO ] Flow matrix only has 47 transitions (discarded 4 similar events)
// Phase 1: matrix 47 rows 32 cols
[2022-06-02 15:12:49] [INFO ] Computed 3 place invariants in 1 ms
[2022-06-02 15:12:49] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2022-06-02 15:12:49] [INFO ] After 36ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2022-06-02 15:12:49] [INFO ] State equation strengthened by 2 read => feed constraints.
[2022-06-02 15:12:49] [INFO ] After 11ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2022-06-02 15:12:49] [INFO ] After 83ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-06-02 15:12:49] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2022-06-02 15:12:49] [INFO ] After 36ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-06-02 15:12:49] [INFO ] After 7ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2022-06-02 15:12:49] [INFO ] After 17ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2022-06-02 15:12:49] [INFO ] After 108ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 5 out of 32 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 32/32 places, 51/51 transitions.
Graph (trivial) has 29 edges and 32 vertex of which 16 / 32 are part of one of the 3 SCC in 0 ms
Free SCC test removed 13 places
Drop transitions removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Applied a total of 1 rules in 1 ms. Remains 19 /32 variables (removed 13) and now considering 25/51 (removed 26) transitions.
Finished structural reductions, in 1 iterations. Remains : 19/32 places, 25/51 transitions.
Finished random walk after 73 steps, including 6 resets, run visited all 1 properties in 1 ms. (steps per millisecond=73 )
FORMULA CloudReconfiguration-PT-319-ReachabilityCardinality-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
All properties solved without resorting to model-checking.
Total runtime 39928 ms.

BK_STOP 1654182769818

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

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination ReachabilityCardinality -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

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-319"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="itstools"
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 itstools"
echo " Input is CloudReconfiguration-PT-319, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r042-smll-165252095600358"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-319.tgz
mv CloudReconfiguration-PT-319 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;