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-171624188700143.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-304, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r480-tall-171624188700143
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 6.7K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 73K 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 4.0K Apr 22 14:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 22 14:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K 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 15K Apr 11 19:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 161K Apr 11 19:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Apr 11 19:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Apr 11 19:57 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-304-ReachabilityFireability-2024-00
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-2024-01
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-2024-02
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-2024-03
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-2024-04
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-2024-05
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-2024-06
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-2024-07
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-2024-08
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-2024-09
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-2024-10
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-2024-11
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-2024-12
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-2024-13
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-2024-14
FORMULA_NAME CloudReconfiguration-PT-304-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1717179459850

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-304
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 18:17:41] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-05-31 18:17:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 18:17:41] [INFO ] Load time of PNML (sax parser for PT used): 253 ms
[2024-05-31 18:17:41] [INFO ] Transformed 2584 places.
[2024-05-31 18:17:41] [INFO ] Transformed 3094 transitions.
[2024-05-31 18:17:41] [INFO ] Found NUPN structural information;
[2024-05-31 18:17:41] [INFO ] Parsed PT model containing 2584 places and 3094 transitions and 6459 arcs in 438 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 28 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (317 resets) in 1841 ms. (21 steps per ms) remains 15/16 properties
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 4002 steps (9 resets) in 40 ms. (97 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 84 ms. (47 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 47 ms. (83 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (9 resets) in 19 ms. (200 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4002 steps (8 resets) in 12 ms. (307 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4002 steps (9 resets) in 21 ms. (181 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (9 resets) in 14 ms. (266 steps per ms) remains 15/15 properties
Interrupted probabilistic random walk after 246619 steps, run timeout after 3001 ms. (steps per millisecond=82 ) properties seen :0 out of 15
Probabilistic random walk after 246619 steps, saw 64444 distinct states, run finished after 3006 ms. (steps per millisecond=82 ) properties seen :0
// Phase 1: matrix 3094 rows 2584 cols
[2024-05-31 18:17:45] [INFO ] Computed 4 invariants in 50 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 184/184 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/184 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 2390/2574 variables, 4/188 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2390/2578 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 3086/5660 variables, 2574/5152 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5660 variables, 0/5152 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 6/5666 variables, 3/5155 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5666 variables, 3/5158 constraints. Problems are: Problem set: 0 solved, 15 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5666/5678 variables, and 5158 constraints, problems are : Problem set: 0 solved, 15 unsolved in 5076 ms.
Refiners :[Domain max(s): 2577/2584 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2577/2584 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/184 variables, 184/184 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/184 variables, 0/184 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 2390/2574 variables, 4/188 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2390/2578 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 3086/5660 variables, 2574/5152 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5660 variables, 14/5166 constraints. Problems are: Problem set: 0 solved, 15 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5660/5678 variables, and 5166 constraints, problems are : Problem set: 0 solved, 15 unsolved in 5029 ms.
Refiners :[Domain max(s): 2574/2584 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2574/2584 constraints, PredecessorRefiner: 14/15 constraints, Known Traps: 0/0 constraints]
After SMT, in 10321ms problems are : Problem set: 0 solved, 15 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 184 out of 2584 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2584/2584 places, 3094/3094 transitions.
Graph (trivial) has 2489 edges and 2584 vertex of which 420 / 2584 are part of one of the 46 SCC in 11 ms
Free SCC test removed 374 places
Drop transitions (Empty/Sink Transition effects.) removed 458 transitions
Reduce isomorphic transitions removed 458 transitions.
Graph (complete) has 2914 edges and 2210 vertex of which 2196 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.7 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 4 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1111 transitions
Trivial Post-agglo rules discarded 1111 transitions
Performed 1111 trivial Post agglomeration. Transition count delta: 1111
Iterating post reduction 0 with 1117 rules applied. Total rules applied 1119 place count 2196 transition count 1510
Reduce places removed 1111 places and 0 transitions.
Ensure Unique test removed 51 transitions
Reduce isomorphic transitions removed 51 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 34 transitions
Trivial Post-agglo rules discarded 34 transitions
Performed 34 trivial Post agglomeration. Transition count delta: 34
Iterating post reduction 1 with 1196 rules applied. Total rules applied 2315 place count 1085 transition count 1425
Reduce places removed 34 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Performed 177 Post agglomeration using F-continuation condition.Transition count delta: 177
Iterating post reduction 2 with 215 rules applied. Total rules applied 2530 place count 1051 transition count 1244
Reduce places removed 177 places and 0 transitions.
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 199 rules applied. Total rules applied 2729 place count 874 transition count 1222
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 2730 place count 873 transition count 1222
Performed 36 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 36 Pre rules applied. Total rules applied 2730 place count 873 transition count 1186
Deduced a syphon composed of 36 places in 1 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 5 with 72 rules applied. Total rules applied 2802 place count 837 transition count 1186
Discarding 104 places :
Symmetric choice reduction at 5 with 104 rule applications. Total rules 2906 place count 733 transition count 1082
Iterating global reduction 5 with 104 rules applied. Total rules applied 3010 place count 733 transition count 1082
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 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 5 with 4 rules applied. Total rules applied 3014 place count 733 transition count 1078
Reduce places removed 1 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 6 with 3 rules applied. Total rules applied 3017 place count 732 transition count 1076
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 3019 place count 730 transition count 1076
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 1 Pre rules applied. Total rules applied 3019 place count 730 transition count 1075
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 8 with 2 rules applied. Total rules applied 3021 place count 729 transition count 1075
Discarding 51 places :
Symmetric choice reduction at 8 with 51 rule applications. Total rules 3072 place count 678 transition count 1024
Iterating global reduction 8 with 51 rules applied. Total rules applied 3123 place count 678 transition count 1024
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 8 with 28 rules applied. Total rules applied 3151 place count 678 transition count 996
Reduce places removed 13 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 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 9 with 16 rules applied. Total rules applied 3167 place count 665 transition count 993
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 10 with 2 rules applied. Total rules applied 3169 place count 664 transition count 992
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 3170 place count 663 transition count 992
Discarding 10 places :
Symmetric choice reduction at 12 with 10 rule applications. Total rules 3180 place count 653 transition count 975
Iterating global reduction 12 with 10 rules applied. Total rules applied 3190 place count 653 transition count 975
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 12 with 2 rules applied. Total rules applied 3192 place count 653 transition count 973
Discarding 6 places :
Symmetric choice reduction at 13 with 6 rule applications. Total rules 3198 place count 647 transition count 961
Iterating global reduction 13 with 6 rules applied. Total rules applied 3204 place count 647 transition count 961
Discarding 2 places :
Symmetric choice reduction at 13 with 2 rule applications. Total rules 3206 place count 645 transition count 957
Iterating global reduction 13 with 2 rules applied. Total rules applied 3208 place count 645 transition count 957
Performed 167 Post agglomeration using F-continuation condition with reduction of 25 identical transitions.
Deduced a syphon composed of 167 places in 1 ms
Reduce places removed 167 places and 0 transitions.
Iterating global reduction 13 with 334 rules applied. Total rules applied 3542 place count 478 transition count 765
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 13 with 27 rules applied. Total rules applied 3569 place count 478 transition count 738
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 14 with 4 rules applied. Total rules applied 3573 place count 476 transition count 736
Performed 56 Post agglomeration using F-continuation condition with reduction of 10 identical transitions.
Deduced a syphon composed of 56 places in 1 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 14 with 112 rules applied. Total rules applied 3685 place count 420 transition count 757
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Iterating post reduction 14 with 37 rules applied. Total rules applied 3722 place count 420 transition count 720
Discarding 5 places :
Symmetric choice reduction at 15 with 5 rule applications. Total rules 3727 place count 415 transition count 710
Iterating global reduction 15 with 5 rules applied. Total rules applied 3732 place count 415 transition count 710
Drop transitions (Redundant composition of simpler transitions.) removed 43 transitions
Redundant transition composition rules discarded 43 transitions
Iterating global reduction 15 with 43 rules applied. Total rules applied 3775 place count 415 transition count 667
Discarding 1 places :
Symmetric choice reduction at 15 with 1 rule applications. Total rules 3776 place count 414 transition count 666
Iterating global reduction 15 with 1 rules applied. Total rules applied 3777 place count 414 transition count 666
Free-agglomeration rule applied 27 times.
Iterating global reduction 15 with 27 rules applied. Total rules applied 3804 place count 414 transition count 639
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 15 with 27 rules applied. Total rules applied 3831 place count 387 transition count 639
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 16 with 5 rules applied. Total rules applied 3836 place count 387 transition count 634
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 16 with 1 rules applied. Total rules applied 3837 place count 387 transition count 633
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 16 with 1 rules applied. Total rules applied 3838 place count 386 transition count 633
Partial Free-agglomeration rule applied 24 times.
Drop transitions (Partial Free agglomeration) removed 24 transitions
Iterating global reduction 17 with 24 rules applied. Total rules applied 3862 place count 386 transition count 633
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 17 with 2 rules applied. Total rules applied 3864 place count 386 transition count 631
Partial Post-agglomeration rule applied 4 times.
Drop transitions (Partial Post agglomeration) removed 4 transitions
Iterating global reduction 17 with 4 rules applied. Total rules applied 3868 place count 386 transition count 631
Applied a total of 3868 rules in 655 ms. Remains 386 /2584 variables (removed 2198) and now considering 631/3094 (removed 2463) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 665 ms. Remains : 386/2584 places, 631/3094 transitions.
RANDOM walk for 40000 steps (16 resets) in 785 ms. (50 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4001 steps (16 resets) in 25 ms. (153 steps per ms) remains 13/15 properties
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 4003 steps (12 resets) in 13 ms. (285 steps per ms) remains 13/13 properties
BEST_FIRST walk for 4002 steps (14 resets) in 19 ms. (200 steps per ms) remains 13/13 properties
BEST_FIRST walk for 4001 steps (19 resets) in 25 ms. (153 steps per ms) remains 12/13 properties
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 4004 steps (17 resets) in 21 ms. (182 steps per ms) remains 11/12 properties
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 4000 steps (8 resets) in 45 ms. (86 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4002 steps (11 resets) in 30 ms. (129 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000 steps (12 resets) in 32 ms. (121 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4000 steps (10 resets) in 20 ms. (190 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4001 steps (18 resets) in 15 ms. (250 steps per ms) remains 11/11 properties
BEST_FIRST walk for 4001 steps (15 resets) in 16 ms. (235 steps per ms) remains 11/11 properties
[2024-05-31 18:17:57] [INFO ] Flow matrix only has 627 transitions (discarded 4 similar events)
// Phase 1: matrix 627 rows 386 cols
[2024-05-31 18:17:57] [INFO ] Computed 3 invariants in 2 ms
[2024-05-31 18:17:57] [INFO ] State equation strengthened by 4 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/146 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 182/328 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/328 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 599/927 variables, 328/331 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/927 variables, 3/334 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/927 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 78/1005 variables, 50/384 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1005 variables, 1/385 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1005 variables, 0/385 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Problem CloudReconfiguration-PT-304-ReachabilityFireability-2024-02 is UNSAT
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-2024-02 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 9 (OVERLAPS) 8/1013 variables, 8/393 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1013 variables, 0/393 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 11 (OVERLAPS) 0/1013 variables, 0/393 constraints. Problems are: Problem set: 1 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1013/1013 variables, and 393 constraints, problems are : Problem set: 1 solved, 10 unsolved in 1127 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 386/386 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/117 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 204/321 variables, 3/3 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/321 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 581/902 variables, 321/324 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/902 variables, 3/327 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/902 variables, 1/328 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/902 variables, 0/328 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 90/992 variables, 48/376 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/992 variables, 1/377 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/992 variables, 9/386 constraints. Problems are: Problem set: 1 solved, 10 unsolved
[2024-05-31 18:17:59] [INFO ] Deduced a trap composed of 97 places in 83 ms of which 19 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/992 variables, 1/387 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/992 variables, 0/387 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 12 (OVERLAPS) 20/1012 variables, 16/403 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1012 variables, 0/403 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 14 (OVERLAPS) 1/1013 variables, 1/404 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1013 variables, 0/404 constraints. Problems are: Problem set: 1 solved, 10 unsolved
At refinement iteration 16 (OVERLAPS) 0/1013 variables, 0/404 constraints. Problems are: Problem set: 1 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1013/1013 variables, and 404 constraints, problems are : Problem set: 1 solved, 10 unsolved in 3053 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 386/386 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 10/11 constraints, Known Traps: 1/1 constraints]
After SMT, in 4238ms problems are : Problem set: 1 solved, 10 unsolved
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-2024-15 FALSE TECHNIQUES PARIKH_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-2024-14 FALSE TECHNIQUES PARIKH_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-2024-11 TRUE TECHNIQUES PARIKH_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-2024-05 TRUE TECHNIQUES PARIKH_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-2024-01 TRUE TECHNIQUES PARIKH_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-2024-04 TRUE TECHNIQUES PARIKH_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-2024-10 FALSE TECHNIQUES PARIKH_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-2024-06 FALSE TECHNIQUES PARIKH_WALK
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-2024-08 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 9 properties in 2273 ms.
Support contains 20 out of 386 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 386/386 places, 631/631 transitions.
Graph (trivial) has 465 edges and 386 vertex of which 102 / 386 are part of one of the 32 SCC in 1 ms
Free SCC test removed 70 places
Drop transitions (Empty/Sink Transition effects.) removed 115 transitions
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 120 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 88 transitions
Trivial Post-agglo rules discarded 88 transitions
Performed 88 trivial Post agglomeration. Transition count delta: 88
Iterating post reduction 0 with 88 rules applied. Total rules applied 89 place count 316 transition count 423
Reduce places removed 88 places and 0 transitions.
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 1 with 107 rules applied. Total rules applied 196 place count 228 transition count 404
Reduce places removed 4 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 2 with 6 rules applied. Total rules applied 202 place count 224 transition count 402
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Iterating post reduction 3 with 9 rules applied. Total rules applied 211 place count 223 transition count 394
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 9 rules applied. Total rules applied 220 place count 216 transition count 392
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 221 place count 215 transition count 392
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 11 Pre rules applied. Total rules applied 221 place count 215 transition count 381
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 6 with 22 rules applied. Total rules applied 243 place count 204 transition count 381
Discarding 9 places :
Symmetric choice reduction at 6 with 9 rule applications. Total rules 252 place count 195 transition count 363
Iterating global reduction 6 with 9 rules applied. Total rules applied 261 place count 195 transition count 363
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 263 place count 195 transition count 361
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 264 place count 194 transition count 360
Iterating global reduction 7 with 1 rules applied. Total rules applied 265 place count 194 transition count 360
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 266 place count 193 transition count 358
Iterating global reduction 7 with 1 rules applied. Total rules applied 267 place count 193 transition count 358
Performed 53 Post agglomeration using F-continuation condition with reduction of 16 identical transitions.
Deduced a syphon composed of 53 places in 0 ms
Reduce places removed 53 places and 0 transitions.
Iterating global reduction 7 with 106 rules applied. Total rules applied 373 place count 140 transition count 289
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 7 with 17 rules applied. Total rules applied 390 place count 140 transition count 272
Discarding 8 places :
Symmetric choice reduction at 8 with 8 rule applications. Total rules 398 place count 132 transition count 259
Iterating global reduction 8 with 8 rules applied. Total rules applied 406 place count 132 transition count 259
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 8 with 3 rules applied. Total rules applied 409 place count 132 transition count 256
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 9 with 6 rules applied. Total rules applied 415 place count 129 transition count 253
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 416 place count 129 transition count 252
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 419 place count 126 transition count 245
Iterating global reduction 10 with 3 rules applied. Total rules applied 422 place count 126 transition count 245
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 423 place count 126 transition count 244
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 424 place count 125 transition count 243
Iterating global reduction 11 with 1 rules applied. Total rules applied 425 place count 125 transition count 243
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 426 place count 125 transition count 242
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: -27
Deduced a syphon composed of 15 places in 1 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 12 with 30 rules applied. Total rules applied 456 place count 110 transition count 269
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 12 with 26 rules applied. Total rules applied 482 place count 110 transition count 243
Discarding 13 places :
Symmetric choice reduction at 13 with 13 rule applications. Total rules 495 place count 97 transition count 209
Iterating global reduction 13 with 13 rules applied. Total rules applied 508 place count 97 transition count 209
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 13 with 6 rules applied. Total rules applied 514 place count 97 transition count 203
Discarding 4 places :
Symmetric choice reduction at 14 with 4 rule applications. Total rules 518 place count 93 transition count 199
Iterating global reduction 14 with 4 rules applied. Total rules applied 522 place count 93 transition count 199
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 14 with 10 rules applied. Total rules applied 532 place count 93 transition count 189
Drop transitions (Redundant composition of simpler transitions.) removed 13 transitions
Redundant transition composition rules discarded 13 transitions
Iterating global reduction 15 with 13 rules applied. Total rules applied 545 place count 93 transition count 176
Discarding 1 places :
Symmetric choice reduction at 15 with 1 rule applications. Total rules 546 place count 92 transition count 175
Iterating global reduction 15 with 1 rules applied. Total rules applied 547 place count 92 transition count 175
Free-agglomeration rule applied 10 times with reduction of 1 identical transitions.
Iterating global reduction 15 with 10 rules applied. Total rules applied 557 place count 92 transition count 164
Reduce places removed 10 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 15 with 12 rules applied. Total rules applied 569 place count 82 transition count 162
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 16 with 3 rules applied. Total rules applied 572 place count 82 transition count 159
Partial Free-agglomeration rule applied 14 times.
Drop transitions (Partial Free agglomeration) removed 14 transitions
Iterating global reduction 16 with 14 rules applied. Total rules applied 586 place count 82 transition count 159
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 16 with 5 rules applied. Total rules applied 591 place count 82 transition count 154
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 16 with 1 rules applied. Total rules applied 592 place count 81 transition count 153
Applied a total of 592 rules in 73 ms. Remains 81 /386 variables (removed 305) and now considering 153/631 (removed 478) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74 ms. Remains : 81/386 places, 153/631 transitions.
RANDOM walk for 24139 steps (5 resets) in 152 ms. (157 steps per ms) remains 0/1 properties
FORMULA CloudReconfiguration-PT-304-ReachabilityFireability-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
All properties solved without resorting to model-checking.
Total runtime 22673 ms.
ITS solved all properties within timeout

BK_STOP 1717179483910

--------------------
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:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ 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-304"
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-304, 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-171624188700143"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-304.tgz
mv CloudReconfiguration-PT-304 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 ;