Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r480-tall-171624188700135.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=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 2-5568
Executing tool ltsminxred
Input is CloudReconfiguration-PT-303, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r480-tall-171624188700135
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.5K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.1K Apr 22 14:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 22 14:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 22 14:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 22 14:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 11 19:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 139K Apr 11 19:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Apr 11 19:45 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 43K Apr 11 19:45 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:34 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 660K May 18 16:42 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-303-ReachabilityFireability-2024-00
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-2024-01
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-2024-02
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-2024-03
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-2024-04
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-2024-05
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-2024-06
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-2024-07
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-2024-08
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-2024-09
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-2024-10
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-2024-11
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-2024-12
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-2024-13
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-2024-14
FORMULA_NAME CloudReconfiguration-PT-303-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1717179009886

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-303
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 18:10:11] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-05-31 18:10:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 18:10:11] [INFO ] Load time of PNML (sax parser for PT used): 165 ms
[2024-05-31 18:10:11] [INFO ] Transformed 2584 places.
[2024-05-31 18:10:11] [INFO ] Transformed 3094 transitions.
[2024-05-31 18:10:11] [INFO ] Found NUPN structural information;
[2024-05-31 18:10:11] [INFO ] Parsed PT model containing 2584 places and 3094 transitions and 6459 arcs in 298 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (434 resets) in 1709 ms. (23 steps per ms) remains 13/16 properties
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-2024-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (157 resets) in 529 ms. (75 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (143 resets) in 248 ms. (160 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (70 resets) in 159 ms. (250 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (135 resets) in 183 ms. (217 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (157 resets) in 186 ms. (213 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (150 resets) in 218 ms. (182 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40001 steps (161 resets) in 196 ms. (203 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (145 resets) in 207 ms. (192 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (69 resets) in 73 ms. (540 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (161 resets) in 105 ms. (377 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (148 resets) in 1047 ms. (38 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (155 resets) in 123 ms. (322 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (144 resets) in 93 ms. (425 steps per ms) remains 13/13 properties
// Phase 1: matrix 3094 rows 2584 cols
[2024-05-31 18:10:13] [INFO ] Computed 4 invariants in 43 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 122/122 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 2452/2574 variables, 4/126 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2452/2578 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Problem CloudReconfiguration-PT-303-ReachabilityFireability-2024-13 is UNSAT
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-2024-13 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 5 (OVERLAPS) 3086/5660 variables, 2574/5152 constraints. Problems are: Problem set: 1 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5660 variables, 0/5152 constraints. Problems are: Problem set: 1 solved, 12 unsolved
At refinement iteration 7 (OVERLAPS) 6/5666 variables, 3/5155 constraints. Problems are: Problem set: 1 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5666 variables, 3/5158 constraints. Problems are: Problem set: 1 solved, 12 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/5666 variables, 0/5158 constraints. Problems are: Problem set: 1 solved, 12 unsolved
At refinement iteration 10 (OVERLAPS) 3/5669 variables, 2/5160 constraints. Problems are: Problem set: 1 solved, 12 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/5669 variables, 2/5162 constraints. Problems are: Problem set: 1 solved, 12 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5669/5678 variables, and 5162 constraints, problems are : Problem set: 1 solved, 12 unsolved in 5060 ms.
Refiners :[Domain max(s): 2579/2584 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2579/2584 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 88/88 constraints. Problems are: Problem set: 1 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 0/88 constraints. Problems are: Problem set: 1 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 2486/2574 variables, 4/92 constraints. Problems are: Problem set: 1 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2486/2578 constraints. Problems are: Problem set: 1 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 1 solved, 12 unsolved
Problem CloudReconfiguration-PT-303-ReachabilityFireability-2024-07 is UNSAT
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-2024-07 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 5 (OVERLAPS) 3086/5660 variables, 2574/5152 constraints. Problems are: Problem set: 2 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5660 variables, 10/5162 constraints. Problems are: Problem set: 2 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5660 variables, 0/5162 constraints. Problems are: Problem set: 2 solved, 11 unsolved
SMT process timed out in 10294ms, After SMT, problems are : Problem set: 2 solved, 11 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 65 out of 2584 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2584/2584 places, 3094/3094 transitions.
Graph (trivial) has 2789 edges and 2584 vertex of which 711 / 2584 are part of one of the 53 SCC in 11 ms
Free SCC test removed 658 places
Drop transitions (Empty/Sink Transition effects.) removed 800 transitions
Reduce isomorphic transitions removed 800 transitions.
Graph (complete) has 2572 edges and 1926 vertex of which 1912 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.5 ms
Discarding 14 places :
Also discarding 9 output transitions
Drop transitions (Output transitions of discarded places.) removed 9 transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1171 transitions
Trivial Post-agglo rules discarded 1171 transitions
Performed 1171 trivial Post agglomeration. Transition count delta: 1171
Iterating post reduction 0 with 1178 rules applied. Total rules applied 1180 place count 1912 transition count 1107
Reduce places removed 1171 places and 0 transitions.
Ensure Unique test removed 59 transitions
Reduce isomorphic transitions removed 59 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 47 transitions
Trivial Post-agglo rules discarded 47 transitions
Performed 47 trivial Post agglomeration. Transition count delta: 47
Iterating post reduction 1 with 1277 rules applied. Total rules applied 2457 place count 741 transition count 1001
Reduce places removed 47 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 2 with 53 rules applied. Total rules applied 2510 place count 694 transition count 995
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 4 rules applied. Total rules applied 2514 place count 692 transition count 993
Reduce places removed 1 places and 0 transitions.
Performed 64 Post agglomeration using F-continuation condition.Transition count delta: 64
Iterating post reduction 4 with 65 rules applied. Total rules applied 2579 place count 691 transition count 929
Reduce places removed 64 places and 0 transitions.
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 5 with 82 rules applied. Total rules applied 2661 place count 627 transition count 911
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 6 with 3 rules applied. Total rules applied 2664 place count 624 transition count 911
Performed 32 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 32 Pre rules applied. Total rules applied 2664 place count 624 transition count 879
Deduced a syphon composed of 32 places in 1 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 7 with 64 rules applied. Total rules applied 2728 place count 592 transition count 879
Discarding 82 places :
Symmetric choice reduction at 7 with 82 rule applications. Total rules 2810 place count 510 transition count 797
Iterating global reduction 7 with 82 rules applied. Total rules applied 2892 place count 510 transition count 797
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 7 with 6 rules applied. Total rules applied 2898 place count 510 transition count 791
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 8 with 3 rules applied. Total rules applied 2901 place count 508 transition count 790
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 2902 place count 507 transition count 790
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 10 with 5 Pre rules applied. Total rules applied 2902 place count 507 transition count 785
Deduced a syphon composed of 5 places in 2 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 10 with 10 rules applied. Total rules applied 2912 place count 502 transition count 785
Discarding 54 places :
Symmetric choice reduction at 10 with 54 rule applications. Total rules 2966 place count 448 transition count 731
Iterating global reduction 10 with 54 rules applied. Total rules applied 3020 place count 448 transition count 731
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 10 with 28 rules applied. Total rules applied 3048 place count 448 transition count 703
Reduce places removed 14 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 11 with 21 rules applied. Total rules applied 3069 place count 434 transition count 696
Reduce places removed 3 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 12 with 4 rules applied. Total rules applied 3073 place count 431 transition count 695
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 3074 place count 430 transition count 695
Discarding 15 places :
Symmetric choice reduction at 14 with 15 rule applications. Total rules 3089 place count 415 transition count 671
Iterating global reduction 14 with 15 rules applied. Total rules applied 3104 place count 415 transition count 671
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 14 with 5 rules applied. Total rules applied 3109 place count 415 transition count 666
Discarding 7 places :
Symmetric choice reduction at 15 with 7 rule applications. Total rules 3116 place count 408 transition count 652
Iterating global reduction 15 with 7 rules applied. Total rules applied 3123 place count 408 transition count 652
Discarding 2 places :
Symmetric choice reduction at 15 with 2 rule applications. Total rules 3125 place count 406 transition count 648
Iterating global reduction 15 with 2 rules applied. Total rules applied 3127 place count 406 transition count 648
Performed 163 Post agglomeration using F-continuation condition with reduction of 61 identical transitions.
Deduced a syphon composed of 163 places in 1 ms
Reduce places removed 163 places and 0 transitions.
Iterating global reduction 15 with 326 rules applied. Total rules applied 3453 place count 243 transition count 424
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 15 with 11 rules applied. Total rules applied 3464 place count 243 transition count 413
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 16 with 6 rules applied. Total rules applied 3470 place count 240 transition count 410
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 16 with 2 rules applied. Total rules applied 3472 place count 240 transition count 408
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 17 with 2 rules applied. Total rules applied 3474 place count 239 transition count 407
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 17 with 2 rules applied. Total rules applied 3476 place count 239 transition count 405
Performed 41 Post agglomeration using F-continuation condition with reduction of 14 identical transitions.
Deduced a syphon composed of 41 places in 0 ms
Reduce places removed 41 places and 0 transitions.
Iterating global reduction 18 with 82 rules applied. Total rules applied 3558 place count 198 transition count 427
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 18 with 32 rules applied. Total rules applied 3590 place count 198 transition count 395
Discarding 15 places :
Symmetric choice reduction at 19 with 15 rule applications. Total rules 3605 place count 183 transition count 364
Iterating global reduction 19 with 15 rules applied. Total rules applied 3620 place count 183 transition count 364
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 19 with 1 rules applied. Total rules applied 3621 place count 183 transition count 363
Discarding 2 places :
Symmetric choice reduction at 20 with 2 rule applications. Total rules 3623 place count 181 transition count 359
Iterating global reduction 20 with 2 rules applied. Total rules applied 3625 place count 181 transition count 359
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 20 with 1 rules applied. Total rules applied 3626 place count 181 transition count 358
Drop transitions (Redundant composition of simpler transitions.) removed 28 transitions
Redundant transition composition rules discarded 28 transitions
Iterating global reduction 21 with 28 rules applied. Total rules applied 3654 place count 181 transition count 330
Discarding 2 places :
Symmetric choice reduction at 21 with 2 rule applications. Total rules 3656 place count 179 transition count 328
Iterating global reduction 21 with 2 rules applied. Total rules applied 3658 place count 179 transition count 328
Free-agglomeration rule applied 5 times.
Iterating global reduction 21 with 5 rules applied. Total rules applied 3663 place count 179 transition count 323
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 21 with 5 rules applied. Total rules applied 3668 place count 174 transition count 323
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 22 with 1 rules applied. Total rules applied 3669 place count 174 transition count 322
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 22 with 1 rules applied. Total rules applied 3670 place count 173 transition count 322
Partial Free-agglomeration rule applied 17 times.
Drop transitions (Partial Free agglomeration) removed 17 transitions
Iterating global reduction 23 with 17 rules applied. Total rules applied 3687 place count 173 transition count 322
Partial Post-agglomeration rule applied 4 times.
Drop transitions (Partial Post agglomeration) removed 4 transitions
Iterating global reduction 23 with 4 rules applied. Total rules applied 3691 place count 173 transition count 322
Applied a total of 3691 rules in 360 ms. Remains 173 /2584 variables (removed 2411) and now considering 322/3094 (removed 2772) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 369 ms. Remains : 173/2584 places, 322/3094 transitions.
RANDOM walk for 40000 steps (3036 resets) in 892 ms. (44 steps per ms) remains 3/11 properties
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-2024-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (869 resets) in 122 ms. (325 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (510 resets) in 68 ms. (579 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (878 resets) in 71 ms. (555 steps per ms) remains 3/3 properties
[2024-05-31 18:10:24] [INFO ] Flow matrix only has 313 transitions (discarded 9 similar events)
// Phase 1: matrix 313 rows 173 cols
[2024-05-31 18:10:24] [INFO ] Computed 3 invariants in 6 ms
[2024-05-31 18:10:24] [INFO ] State equation strengthened by 5 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem CloudReconfiguration-PT-303-ReachabilityFireability-2024-02 is UNSAT
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-2024-02 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 112/140 variables, 3/3 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 281/421 variables, 140/143 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/421 variables, 3/146 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/421 variables, 0/146 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 49/470 variables, 21/167 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/470 variables, 2/169 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/470 variables, 0/169 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 14/484 variables, 10/179 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/484 variables, 0/179 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 2/486 variables, 2/181 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 0/181 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/486 variables, 0/181 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 181 constraints, problems are : Problem set: 1 solved, 2 unsolved in 197 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 173/173 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 115/138 variables, 3/3 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/138 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 266/404 variables, 138/141 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/404 variables, 1/142 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/404 variables, 0/142 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 59/463 variables, 20/162 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/463 variables, 5/167 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/463 variables, 1/168 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/463 variables, 0/168 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 19/482 variables, 11/179 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/482 variables, 0/179 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 4/486 variables, 4/183 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/183 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/183 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 183 constraints, problems are : Problem set: 1 solved, 2 unsolved in 294 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 173/173 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 2/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 515ms problems are : Problem set: 1 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-2024-11 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 19 ms.
Support contains 22 out of 173 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 173/173 places, 322/322 transitions.
Graph (trivial) has 122 edges and 173 vertex of which 24 / 173 are part of one of the 12 SCC in 0 ms
Free SCC test removed 12 places
Drop transitions (Empty/Sink Transition effects.) removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 0 with 18 rules applied. Total rules applied 19 place count 161 transition count 279
Reduce places removed 18 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Iterating post reduction 1 with 25 rules applied. Total rules applied 44 place count 143 transition count 272
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 52 place count 137 transition count 270
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 9 Pre rules applied. Total rules applied 52 place count 137 transition count 261
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 70 place count 128 transition count 261
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 75 place count 123 transition count 253
Iterating global reduction 3 with 5 rules applied. Total rules applied 80 place count 123 transition count 253
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 82 place count 123 transition count 251
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 83 place count 122 transition count 250
Iterating global reduction 4 with 1 rules applied. Total rules applied 84 place count 122 transition count 250
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 85 place count 122 transition count 249
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 5 with 32 rules applied. Total rules applied 117 place count 106 transition count 233
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 5 with 13 rules applied. Total rules applied 130 place count 106 transition count 220
Discarding 5 places :
Symmetric choice reduction at 6 with 5 rule applications. Total rules 135 place count 101 transition count 211
Iterating global reduction 6 with 5 rules applied. Total rules applied 140 place count 101 transition count 211
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 142 place count 101 transition count 209
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -12
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 7 with 10 rules applied. Total rules applied 152 place count 96 transition count 221
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 7 with 9 rules applied. Total rules applied 161 place count 96 transition count 212
Discarding 3 places :
Symmetric choice reduction at 8 with 3 rule applications. Total rules 164 place count 93 transition count 202
Iterating global reduction 8 with 3 rules applied. Total rules applied 167 place count 93 transition count 202
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 169 place count 91 transition count 200
Iterating global reduction 8 with 2 rules applied. Total rules applied 171 place count 91 transition count 200
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 8 with 6 rules applied. Total rules applied 177 place count 91 transition count 194
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 9 with 6 rules applied. Total rules applied 183 place count 91 transition count 188
Free-agglomeration rule applied 5 times.
Iterating global reduction 9 with 5 rules applied. Total rules applied 188 place count 91 transition count 183
Reduce places removed 5 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 7 rules applied. Total rules applied 195 place count 86 transition count 181
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 10 with 1 rules applied. Total rules applied 196 place count 86 transition count 180
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 10 with 3 rules applied. Total rules applied 199 place count 86 transition count 180
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 200 place count 86 transition count 179
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 11 with 1 rules applied. Total rules applied 201 place count 86 transition count 178
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 202 place count 85 transition count 177
Applied a total of 202 rules in 67 ms. Remains 85 /173 variables (removed 88) and now considering 177/322 (removed 145) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 85/173 places, 177/322 transitions.
RANDOM walk for 40000 steps (11 resets) in 160 ms. (248 steps per ms) remains 1/1 properties
BEST_FIRST walk for 37378 steps (14 resets) in 111 ms. (333 steps per ms) remains 0/1 properties
FORMULA CloudReconfiguration-PT-303-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
All properties solved without resorting to model-checking.
Total runtime 13883 ms.
ITS solved all properties within timeout

BK_STOP 1717179025189

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -timeout 360 -rebuildPNML

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-303"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="ltsminxred"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is CloudReconfiguration-PT-303, 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 r480-tall-171624188700135"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-303.tgz
mv CloudReconfiguration-PT-303 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 ;