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-171624188800183.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)
....................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is CloudReconfiguration-PT-309, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r480-tall-171624188800183
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 8.1K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K 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 3.7K Apr 22 14:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 22 14:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 22 14:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 22 14:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.3K Apr 11 19:42 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 90K Apr 11 19:42 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 11 19:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 106K Apr 11 19:42 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:35 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-309-ReachabilityFireability-2024-00
FORMULA_NAME CloudReconfiguration-PT-309-ReachabilityFireability-2024-01
FORMULA_NAME CloudReconfiguration-PT-309-ReachabilityFireability-2024-02
FORMULA_NAME CloudReconfiguration-PT-309-ReachabilityFireability-2024-03
FORMULA_NAME CloudReconfiguration-PT-309-ReachabilityFireability-2024-04
FORMULA_NAME CloudReconfiguration-PT-309-ReachabilityFireability-2024-05
FORMULA_NAME CloudReconfiguration-PT-309-ReachabilityFireability-2024-06
FORMULA_NAME CloudReconfiguration-PT-309-ReachabilityFireability-2024-07
FORMULA_NAME CloudReconfiguration-PT-309-ReachabilityFireability-2024-08
FORMULA_NAME CloudReconfiguration-PT-309-ReachabilityFireability-2024-09
FORMULA_NAME CloudReconfiguration-PT-309-ReachabilityFireability-2024-10
FORMULA_NAME CloudReconfiguration-PT-309-ReachabilityFireability-2024-11
FORMULA_NAME CloudReconfiguration-PT-309-ReachabilityFireability-2024-12
FORMULA_NAME CloudReconfiguration-PT-309-ReachabilityFireability-2024-13
FORMULA_NAME CloudReconfiguration-PT-309-ReachabilityFireability-2024-14
FORMULA_NAME CloudReconfiguration-PT-309-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1717181184881

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-309
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 18:46:26] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-05-31 18:46:26] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 18:46:26] [INFO ] Load time of PNML (sax parser for PT used): 183 ms
[2024-05-31 18:46:26] [INFO ] Transformed 2585 places.
[2024-05-31 18:46:26] [INFO ] Transformed 3095 transitions.
[2024-05-31 18:46:26] [INFO ] Found NUPN structural information;
[2024-05-31 18:46:26] [INFO ] Parsed PT model containing 2585 places and 3095 transitions and 6463 arcs in 360 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 24 ms.
Working with output stream class java.io.PrintStream
RANDOM walk for 40000 steps (282 resets) in 1988 ms. (20 steps per ms) remains 13/16 properties
FORMULA CloudReconfiguration-PT-309-ReachabilityFireability-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-309-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-309-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40004 steps (76 resets) in 481 ms. (82 steps per ms) remains 12/13 properties
FORMULA CloudReconfiguration-PT-309-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (74 resets) in 372 ms. (107 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (75 resets) in 431 ms. (92 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40001 steps (75 resets) in 227 ms. (175 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (76 resets) in 133 ms. (298 steps per ms) remains 11/12 properties
FORMULA CloudReconfiguration-PT-309-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (79 resets) in 203 ms. (196 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (78 resets) in 196 ms. (203 steps per ms) remains 10/11 properties
FORMULA CloudReconfiguration-PT-309-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (78 resets) in 125 ms. (317 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (82 resets) in 149 ms. (266 steps per ms) remains 9/10 properties
FORMULA CloudReconfiguration-PT-309-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40002 steps (82 resets) in 87 ms. (454 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (76 resets) in 145 ms. (273 steps per ms) remains 9/9 properties
// Phase 1: matrix 3095 rows 2585 cols
[2024-05-31 18:46:28] [INFO ] Computed 4 invariants in 47 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/186 variables, 186/186 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/186 variables, 0/186 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 2388/2574 variables, 4/190 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2388/2578 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 3085/5659 variables, 2574/5152 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5659 variables, 0/5152 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 2/5661 variables, 1/5153 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5661 variables, 1/5154 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/5661 variables, 0/5154 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 2/5663 variables, 1/5155 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/5663 variables, 1/5156 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 5663/5680 variables, and 5156 constraints, problems are : Problem set: 0 solved, 9 unsolved in 5074 ms.
Refiners :[Domain max(s): 2576/2585 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2576/2585 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/186 variables, 186/186 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/186 variables, 0/186 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 2388/2574 variables, 4/190 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2574 variables, 2388/2578 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2574 variables, 0/2578 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 3085/5659 variables, 2574/5152 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5659 variables, 9/5161 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 5659/5680 variables, and 5161 constraints, problems are : Problem set: 0 solved, 9 unsolved in 5023 ms.
Refiners :[Domain max(s): 2574/2585 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 2574/2585 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 10351ms problems are : Problem set: 0 solved, 9 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 186 out of 2585 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Graph (trivial) has 2501 edges and 2585 vertex of which 479 / 2585 are part of one of the 45 SCC in 15 ms
Free SCC test removed 434 places
Drop transitions (Empty/Sink Transition effects.) removed 523 transitions
Reduce isomorphic transitions removed 523 transitions.
Graph (complete) has 2852 edges and 2151 vertex of which 2137 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.6 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 3 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1088 transitions
Trivial Post-agglo rules discarded 1088 transitions
Performed 1088 trivial Post agglomeration. Transition count delta: 1088
Iterating post reduction 0 with 1093 rules applied. Total rules applied 1095 place count 2137 transition count 1470
Reduce places removed 1088 places and 0 transitions.
Ensure Unique test removed 44 transitions
Reduce isomorphic transitions removed 44 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 26 transitions
Trivial Post-agglo rules discarded 26 transitions
Performed 26 trivial Post agglomeration. Transition count delta: 26
Iterating post reduction 1 with 1158 rules applied. Total rules applied 2253 place count 1049 transition count 1400
Reduce places removed 26 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 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 2 with 32 rules applied. Total rules applied 2285 place count 1023 transition count 1394
Reduce places removed 3 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 5 rules applied. Total rules applied 2290 place count 1020 transition count 1392
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 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 4 with 4 rules applied. Total rules applied 2294 place count 1019 transition count 1389
Reduce places removed 2 places and 0 transitions.
Performed 149 Post agglomeration using F-continuation condition.Transition count delta: 149
Iterating post reduction 5 with 151 rules applied. Total rules applied 2445 place count 1017 transition count 1240
Reduce places removed 149 places and 0 transitions.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 6 with 166 rules applied. Total rules applied 2611 place count 868 transition count 1223
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 2612 place count 867 transition count 1223
Performed 34 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 34 Pre rules applied. Total rules applied 2612 place count 867 transition count 1189
Deduced a syphon composed of 34 places in 1 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 8 with 68 rules applied. Total rules applied 2680 place count 833 transition count 1189
Discarding 96 places :
Symmetric choice reduction at 8 with 96 rule applications. Total rules 2776 place count 737 transition count 1093
Iterating global reduction 8 with 96 rules applied. Total rules applied 2872 place count 737 transition count 1093
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 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 8 with 5 rules applied. Total rules applied 2877 place count 737 transition count 1088
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 9 with 2 rules applied. Total rules applied 2879 place count 736 transition count 1087
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 2880 place count 735 transition count 1087
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 11 with 6 Pre rules applied. Total rules applied 2880 place count 735 transition count 1081
Deduced a syphon composed of 6 places in 2 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 11 with 12 rules applied. Total rules applied 2892 place count 729 transition count 1081
Discarding 49 places :
Symmetric choice reduction at 11 with 49 rule applications. Total rules 2941 place count 680 transition count 1031
Iterating global reduction 11 with 49 rules applied. Total rules applied 2990 place count 680 transition count 1031
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 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 11 with 9 rules applied. Total rules applied 2999 place count 680 transition count 1022
Reduce places removed 4 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 12 with 5 rules applied. Total rules applied 3004 place count 676 transition count 1021
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 3005 place count 675 transition count 1021
Discarding 6 places :
Symmetric choice reduction at 14 with 6 rule applications. Total rules 3011 place count 669 transition count 1012
Iterating global reduction 14 with 6 rules applied. Total rules applied 3017 place count 669 transition count 1012
Discarding 2 places :
Symmetric choice reduction at 14 with 2 rule applications. Total rules 3019 place count 667 transition count 1008
Iterating global reduction 14 with 2 rules applied. Total rules applied 3021 place count 667 transition count 1008
Discarding 1 places :
Symmetric choice reduction at 14 with 1 rule applications. Total rules 3022 place count 666 transition count 1006
Iterating global reduction 14 with 1 rules applied. Total rules applied 3023 place count 666 transition count 1006
Performed 175 Post agglomeration using F-continuation condition with reduction of 31 identical transitions.
Deduced a syphon composed of 175 places in 1 ms
Reduce places removed 175 places and 0 transitions.
Iterating global reduction 14 with 350 rules applied. Total rules applied 3373 place count 491 transition count 800
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 23 transitions.
Iterating post reduction 14 with 23 rules applied. Total rules applied 3396 place count 491 transition count 777
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 15 with 8 rules applied. Total rules applied 3404 place count 487 transition count 773
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 15 with 1 rules applied. Total rules applied 3405 place count 487 transition count 772
Performed 58 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 58 places in 1 ms
Reduce places removed 58 places and 0 transitions.
Iterating global reduction 16 with 116 rules applied. Total rules applied 3521 place count 429 transition count 848
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 16 with 29 rules applied. Total rules applied 3550 place count 429 transition count 819
Discarding 8 places :
Symmetric choice reduction at 17 with 8 rule applications. Total rules 3558 place count 421 transition count 803
Iterating global reduction 17 with 8 rules applied. Total rules applied 3566 place count 421 transition count 803
Drop transitions (Redundant composition of simpler transitions.) removed 62 transitions
Redundant transition composition rules discarded 62 transitions
Iterating global reduction 17 with 62 rules applied. Total rules applied 3628 place count 421 transition count 741
Discarding 1 places :
Symmetric choice reduction at 17 with 1 rule applications. Total rules 3629 place count 420 transition count 740
Iterating global reduction 17 with 1 rules applied. Total rules applied 3630 place count 420 transition count 740
Free-agglomeration rule applied 32 times.
Iterating global reduction 17 with 32 rules applied. Total rules applied 3662 place count 420 transition count 708
Reduce places removed 32 places and 0 transitions.
Iterating post reduction 17 with 32 rules applied. Total rules applied 3694 place count 388 transition count 708
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 18 with 4 rules applied. Total rules applied 3698 place count 388 transition count 704
Partial Free-agglomeration rule applied 18 times.
Drop transitions (Partial Free agglomeration) removed 18 transitions
Iterating global reduction 18 with 18 rules applied. Total rules applied 3716 place count 388 transition count 704
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 18 with 2 rules applied. Total rules applied 3718 place count 388 transition count 704
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 18 with 1 rules applied. Total rules applied 3719 place count 387 transition count 703
Applied a total of 3719 rules in 689 ms. Remains 387 /2585 variables (removed 2198) and now considering 703/3095 (removed 2392) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 702 ms. Remains : 387/2585 places, 703/3095 transitions.
RANDOM walk for 40000 steps (2226 resets) in 985 ms. (40 steps per ms) remains 7/9 properties
FORMULA CloudReconfiguration-PT-309-ReachabilityFireability-2024-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-309-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40002 steps (461 resets) in 203 ms. (196 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (468 resets) in 256 ms. (155 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (444 resets) in 85 ms. (465 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (457 resets) in 104 ms. (380 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40001 steps (456 resets) in 85 ms. (465 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (472 resets) in 132 ms. (300 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (459 resets) in 87 ms. (454 steps per ms) remains 7/7 properties
[2024-05-31 18:46:40] [INFO ] Flow matrix only has 694 transitions (discarded 9 similar events)
// Phase 1: matrix 694 rows 387 cols
[2024-05-31 18:46:40] [INFO ] Computed 1 invariants in 3 ms
[2024-05-31 18:46:40] [INFO ] State equation strengthened by 4 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/172 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Problem CloudReconfiguration-PT-309-ReachabilityFireability-2024-01 is UNSAT
FORMULA CloudReconfiguration-PT-309-ReachabilityFireability-2024-01 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 1 (OVERLAPS) 61/233 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/233 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 651/884 variables, 233/234 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/884 variables, 1/235 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/884 variables, 0/235 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 189/1073 variables, 146/381 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1073 variables, 3/384 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1073 variables, 0/384 constraints. Problems are: Problem set: 1 solved, 6 unsolved
Problem CloudReconfiguration-PT-309-ReachabilityFireability-2024-02 is UNSAT
FORMULA CloudReconfiguration-PT-309-ReachabilityFireability-2024-02 FALSE TECHNIQUES SMT_REFINEMENT
Problem CloudReconfiguration-PT-309-ReachabilityFireability-2024-09 is UNSAT
FORMULA CloudReconfiguration-PT-309-ReachabilityFireability-2024-09 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 9 (OVERLAPS) 8/1081 variables, 8/392 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1081 variables, 0/392 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 0/1081 variables, 0/392 constraints. Problems are: Problem set: 3 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1081/1081 variables, and 392 constraints, problems are : Problem set: 3 solved, 4 unsolved in 679 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 387/387 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/73 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 85/158 variables, 1/1 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/158 variables, 0/1 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 452/610 variables, 158/159 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/610 variables, 1/160 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/610 variables, 0/160 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 340/950 variables, 142/302 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/950 variables, 2/304 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/950 variables, 3/307 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/950 variables, 0/307 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 110/1060 variables, 70/377 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1060 variables, 1/378 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1060 variables, 0/378 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 21/1081 variables, 17/395 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1081 variables, 1/396 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1081 variables, 0/396 constraints. Problems are: Problem set: 3 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 0/1081 variables, 0/396 constraints. Problems are: Problem set: 3 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1081/1081 variables, and 396 constraints, problems are : Problem set: 3 solved, 4 unsolved in 963 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 387/387 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/7 constraints, Known Traps: 0/0 constraints]
After SMT, in 1724ms problems are : Problem set: 3 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
FORMULA CloudReconfiguration-PT-309-ReachabilityFireability-2024-10 TRUE TECHNIQUES PARIKH_WALK
FORMULA CloudReconfiguration-PT-309-ReachabilityFireability-2024-04 FALSE TECHNIQUES PARIKH_WALK
FORMULA CloudReconfiguration-PT-309-ReachabilityFireability-2024-11 TRUE TECHNIQUES PARIKH_WALK
Parikh walk visited 3 properties in 264 ms.
Support contains 4 out of 387 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 387/387 places, 703/703 transitions.
Graph (trivial) has 534 edges and 387 vertex of which 116 / 387 are part of one of the 40 SCC in 1 ms
Free SCC test removed 76 places
Drop transitions (Empty/Sink Transition effects.) removed 135 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 143 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 100 transitions
Trivial Post-agglo rules discarded 100 transitions
Performed 100 trivial Post agglomeration. Transition count delta: 100
Iterating post reduction 0 with 100 rules applied. Total rules applied 101 place count 311 transition count 460
Reduce places removed 100 places and 0 transitions.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 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 1 with 117 rules applied. Total rules applied 218 place count 211 transition count 443
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 3 rules applied. Total rules applied 221 place count 210 transition count 441
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 222 place count 209 transition count 441
Performed 15 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 15 Pre rules applied. Total rules applied 222 place count 209 transition count 426
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 4 with 30 rules applied. Total rules applied 252 place count 194 transition count 426
Discarding 17 places :
Symmetric choice reduction at 4 with 17 rule applications. Total rules 269 place count 177 transition count 404
Iterating global reduction 4 with 17 rules applied. Total rules applied 286 place count 177 transition count 404
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 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 4 with 7 rules applied. Total rules applied 293 place count 177 transition count 397
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 294 place count 176 transition count 397
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 298 place count 172 transition count 392
Iterating global reduction 6 with 4 rules applied. Total rules applied 302 place count 172 transition count 392
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 303 place count 172 transition count 391
Performed 61 Post agglomeration using F-continuation condition with reduction of 47 identical transitions.
Deduced a syphon composed of 61 places in 0 ms
Reduce places removed 61 places and 0 transitions.
Iterating global reduction 7 with 122 rules applied. Total rules applied 425 place count 111 transition count 283
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 7 with 12 rules applied. Total rules applied 437 place count 111 transition count 271
Discarding 8 places :
Symmetric choice reduction at 8 with 8 rule applications. Total rules 445 place count 103 transition count 257
Iterating global reduction 8 with 8 rules applied. Total rules applied 453 place count 103 transition count 257
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 8 with 4 rules applied. Total rules applied 457 place count 103 transition count 253
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 9 with 8 rules applied. Total rules applied 465 place count 99 transition count 249
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 9 with 3 rules applied. Total rules applied 468 place count 99 transition count 246
Discarding 2 places :
Symmetric choice reduction at 10 with 2 rule applications. Total rules 470 place count 97 transition count 242
Iterating global reduction 10 with 2 rules applied. Total rules applied 472 place count 97 transition count 242
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 474 place count 97 transition count 240
Performed 14 Post agglomeration using F-continuation condition with reduction of 6 identical transitions.
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 11 with 28 rules applied. Total rules applied 502 place count 83 transition count 272
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Ensure Unique test removed 46 transitions
Reduce isomorphic transitions removed 51 transitions.
Iterating post reduction 11 with 51 rules applied. Total rules applied 553 place count 83 transition count 221
Discarding 11 places :
Symmetric choice reduction at 12 with 11 rule applications. Total rules 564 place count 72 transition count 188
Iterating global reduction 12 with 11 rules applied. Total rules applied 575 place count 72 transition count 188
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 12 with 5 rules applied. Total rules applied 580 place count 72 transition count 183
Discarding 7 places :
Symmetric choice reduction at 13 with 7 rule applications. Total rules 587 place count 65 transition count 175
Iterating global reduction 13 with 7 rules applied. Total rules applied 594 place count 65 transition count 175
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 13 with 16 rules applied. Total rules applied 610 place count 65 transition count 159
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 616 place count 62 transition count 156
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 14 with 7 rules applied. Total rules applied 623 place count 62 transition count 149
Discarding 2 places :
Symmetric choice reduction at 15 with 2 rule applications. Total rules 625 place count 60 transition count 147
Iterating global reduction 15 with 2 rules applied. Total rules applied 627 place count 60 transition count 147
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 15 with 2 rules applied. Total rules applied 629 place count 60 transition count 145
Drop transitions (Redundant composition of simpler transitions.) removed 17 transitions
Redundant transition composition rules discarded 17 transitions
Iterating global reduction 16 with 17 rules applied. Total rules applied 646 place count 60 transition count 128
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 16 with 1 Pre rules applied. Total rules applied 646 place count 60 transition count 127
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 16 with 2 rules applied. Total rules applied 648 place count 59 transition count 127
Discarding 1 places :
Symmetric choice reduction at 16 with 1 rule applications. Total rules 649 place count 58 transition count 124
Iterating global reduction 16 with 1 rules applied. Total rules applied 650 place count 58 transition count 124
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 16 with 1 rules applied. Total rules applied 651 place count 58 transition count 123
Discarding 1 places :
Symmetric choice reduction at 17 with 1 rule applications. Total rules 652 place count 57 transition count 122
Iterating global reduction 17 with 1 rules applied. Total rules applied 653 place count 57 transition count 122
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 17 with 2 rules applied. Total rules applied 655 place count 57 transition count 120
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 18 with 2 rules applied. Total rules applied 657 place count 56 transition count 119
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 18 with 2 rules applied. Total rules applied 659 place count 55 transition count 121
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 18 with 2 rules applied. Total rules applied 661 place count 55 transition count 119
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 19 with 7 rules applied. Total rules applied 668 place count 55 transition count 112
Discarding 1 places :
Symmetric choice reduction at 19 with 1 rule applications. Total rules 669 place count 54 transition count 111
Iterating global reduction 19 with 1 rules applied. Total rules applied 670 place count 54 transition count 111
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 19 with 1 rules applied. Total rules applied 671 place count 54 transition count 110
Free-agglomeration rule applied 5 times.
Iterating global reduction 20 with 5 rules applied. Total rules applied 676 place count 54 transition count 105
Reduce places removed 5 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 20 with 6 rules applied. Total rules applied 682 place count 49 transition count 104
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 21 with 2 rules applied. Total rules applied 684 place count 49 transition count 104
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 21 with 1 rules applied. Total rules applied 685 place count 49 transition count 103
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 22 with 1 rules applied. Total rules applied 686 place count 49 transition count 102
Discarding 1 places :
Symmetric choice reduction at 22 with 1 rule applications. Total rules 687 place count 48 transition count 101
Iterating global reduction 22 with 1 rules applied. Total rules applied 688 place count 48 transition count 101
Applied a total of 688 rules in 95 ms. Remains 48 /387 variables (removed 339) and now considering 101/703 (removed 602) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 95 ms. Remains : 48/387 places, 101/703 transitions.
RANDOM walk for 26714 steps (6 resets) in 159 ms. (166 steps per ms) remains 0/1 properties
FORMULA CloudReconfiguration-PT-309-ReachabilityFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
All properties solved without resorting to model-checking.
Total runtime 16105 ms.
ITS solved all properties within timeout

BK_STOP 1717181202390

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ 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-309"
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-309, 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-171624188800183"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-309.tgz
mv CloudReconfiguration-PT-309 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 ;