About the Execution of ITS-Tools for ViralEpidemic-PT-S08D1C2A04
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 7545.663 | 2598657.00 | 2812962.00 | 6792.70 | FTFTTFFFFTFFFFFF | normal |
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.r444-smll-171701111400388.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 itstools
Input is ViralEpidemic-PT-S08D1C2A04, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r444-smll-171701111400388
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 27M
-rw-r--r-- 1 mcc users 8.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K May 19 07:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 16:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 19 07:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 19:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K Apr 12 06:37 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 173K Apr 12 06:37 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Apr 12 05:36 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 50K Apr 12 05:36 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 23 08:05 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 23 08:05 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 11 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 27M May 18 16:43 model.pnml
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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 ViralEpidemic-PT-S08D1C2A04-LTLFireability-00
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-LTLFireability-01
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-LTLFireability-02
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-LTLFireability-03
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-LTLFireability-04
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-LTLFireability-05
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-LTLFireability-06
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-LTLFireability-07
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-LTLFireability-08
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-LTLFireability-09
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-LTLFireability-10
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-LTLFireability-11
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-LTLFireability-12
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-LTLFireability-13
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-LTLFireability-14
FORMULA_NAME ViralEpidemic-PT-S08D1C2A04-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1717206135912
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ViralEpidemic-PT-S08D1C2A04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202405141337
[2024-06-01 01:42:18] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-06-01 01:42:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 01:42:20] [INFO ] Load time of PNML (sax parser for PT used): 1811 ms
[2024-06-01 01:42:20] [INFO ] Transformed 46811 places.
[2024-06-01 01:42:20] [INFO ] Transformed 79577 transitions.
[2024-06-01 01:42:20] [INFO ] Parsed PT model containing 46811 places and 79577 transitions and 191921 arcs in 2492 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 54 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA ViralEpidemic-PT-S08D1C2A04-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S08D1C2A04-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S08D1C2A04-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 60 out of 46811 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 46811/46811 places, 79577/79577 transitions.
Discarding 4543 places :
Symmetric choice reduction at 0 with 4543 rule applications. Total rules 4543 place count 42268 transition count 43233
Iterating global reduction 0 with 4543 rules applied. Total rules applied 9086 place count 42268 transition count 43233
Discarding 730 places :
Symmetric choice reduction at 0 with 730 rule applications. Total rules 9816 place count 41538 transition count 41773
Iterating global reduction 0 with 730 rules applied. Total rules applied 10546 place count 41538 transition count 41773
Applied a total of 10546 rules in 41766 ms. Remains 41538 /46811 variables (removed 5273) and now considering 41773/79577 (removed 37804) transitions.
// Phase 1: matrix 41773 rows 41538 cols
[2024-06-01 01:43:05] [INFO ] Invariants computation overflowed in 2122 ms
[2024-06-01 01:43:41] [INFO ] Performed 8007/41538 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-06-01 01:44:11] [INFO ] Performed 17710/41538 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2024-06-01 01:44:41] [INFO ] Performed 26167/41538 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2024-06-01 01:45:11] [INFO ] Performed 34181/41538 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2024-06-01 01:45:11] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2024-06-01 01:45:11] [INFO ] Implicit Places using invariants in 128992 ms returned []
Implicit Place search using SMT only with invariants took 129057 ms to find 0 implicit places.
Running 41772 sub problems to find dead transitions.
// Phase 1: matrix 41773 rows 41538 cols
[2024-06-01 01:45:14] [INFO ] Invariants computation overflowed in 1842 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 41537/83311 variables, and 0 constraints, problems are : Problem set: 0 solved, 41772 unsolved in 31224 ms.
Refiners :[State Equation: 0/41538 constraints, PredecessorRefiner: 41772/41772 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 41772 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 41537/83311 variables, and 0 constraints, problems are : Problem set: 0 solved, 41772 unsolved in 30935 ms.
Refiners :[State Equation: 0/41538 constraints, PredecessorRefiner: 0/41772 constraints, Known Traps: 0/0 constraints]
After SMT, in 234530ms problems are : Problem set: 0 solved, 41772 unsolved
Search for dead transitions found 0 dead transitions in 235316ms
Starting structural reductions in LTL mode, iteration 1 : 41538/46811 places, 41773/79577 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 406462 ms. Remains : 41538/46811 places, 41773/79577 transitions.
Support contains 60 out of 41538 places after structural reductions.
[2024-06-01 01:49:10] [INFO ] Flatten gal took : 1992 ms
[2024-06-01 01:49:12] [INFO ] Flatten gal took : 1541 ms
[2024-06-01 01:49:15] [INFO ] Input system was already deterministic with 41773 transitions.
Support contains 48 out of 41538 places (down from 60) after GAL structural reductions.
RANDOM walk for 40000 steps (9 resets) in 17388 ms. (2 steps per ms) remains 2/22 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5893 ms. (6 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5788 ms. (6 steps per ms) remains 2/2 properties
// Phase 1: matrix 41773 rows 41538 cols
[2024-06-01 01:49:24] [INFO ] Invariants computation overflowed in 1394 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 8/12 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 12/24 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/24 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 50/74 variables, 18/28 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/74 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 264/338 variables, 124/152 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/338 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 408/746 variables, 145/297 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/746 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 2102/2848 variables, 984/1281 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2848 variables, 0/1281 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 3056/5904 variables, 1080/2361 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/5904 variables, 0/2361 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 6537ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 41538 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 41538/41538 places, 41773/41773 transitions.
Graph (complete) has 36718 edges and 41538 vertex of which 17 are kept as prefixes of interest. Removing 41521 places using SCC suffix rule.53 ms
Discarding 41521 places :
Also discarding 41748 output transitions
Drop transitions (Output transitions of discarded places.) removed 41748 transitions
Drop transitions (Empty/Sink Transition effects.) removed 10 transitions
Reduce isomorphic transitions removed 10 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 0 with 14 rules applied. Total rules applied 15 place count 17 transition count 11
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 19 place count 13 transition count 11
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 19 place count 13 transition count 9
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 23 place count 11 transition count 9
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 24 place count 10 transition count 8
Applied a total of 24 rules in 174 ms. Remains 10 /41538 variables (removed 41528) and now considering 8/41773 (removed 41765) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 174 ms. Remains : 10/41538 places, 8/41773 transitions.
RANDOM walk for 19 steps (0 resets) in 4 ms. (3 steps per ms) remains 0/2 properties
FORMULA ViralEpidemic-PT-S08D1C2A04-LTLFireability-15 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 41538 stabilizing places and 41773 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 41538 transition count 41773
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((G(p0) U X(p1)))))'
Support contains 4 out of 41538 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 41538/41538 places, 41773/41773 transitions.
Graph (complete) has 36718 edges and 41538 vertex of which 45 are kept as prefixes of interest. Removing 41493 places using SCC suffix rule.104 ms
Discarding 41493 places :
Also discarding 41679 output transitions
Drop transitions (Output transitions of discarded places.) removed 41679 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 0 with 21 rules applied. Total rules applied 22 place count 44 transition count 72
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 37 place count 29 transition count 42
Iterating global reduction 1 with 15 rules applied. Total rules applied 52 place count 29 transition count 42
Applied a total of 52 rules in 200 ms. Remains 29 /41538 variables (removed 41509) and now considering 42/41773 (removed 41731) transitions.
// Phase 1: matrix 42 rows 29 cols
[2024-06-01 01:49:30] [INFO ] Computed 0 invariants in 1 ms
[2024-06-01 01:49:30] [INFO ] Implicit Places using invariants in 39 ms returned []
[2024-06-01 01:49:30] [INFO ] Invariant cache hit.
[2024-06-01 01:49:30] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 103 ms to find 0 implicit places.
[2024-06-01 01:49:30] [INFO ] Redundant transitions in 26 ms returned [2, 13, 22, 38, 40]
Found 5 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 5 transitions
Redundant transitions reduction (with SMT) removed 5 transitions.
Running 26 sub problems to find dead transitions.
// Phase 1: matrix 37 rows 29 cols
[2024-06-01 01:49:30] [INFO ] Computed 0 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (OVERLAPS) 33/58 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (OVERLAPS) 4/62 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/62 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (OVERLAPS) 2/64 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/64 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (OVERLAPS) 0/64 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 64/66 variables, and 28 constraints, problems are : Problem set: 0 solved, 26 unsolved in 553 ms.
Refiners :[State Equation: 28/29 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 26 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (OVERLAPS) 33/58 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 26/51 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/58 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 4/62 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/62 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (OVERLAPS) 2/64 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/64 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 0/64 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 64/66 variables, and 54 constraints, problems are : Problem set: 0 solved, 26 unsolved in 416 ms.
Refiners :[State Equation: 28/29 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints]
After SMT, in 983ms problems are : Problem set: 0 solved, 26 unsolved
Search for dead transitions found 0 dead transitions in 984ms
Starting structural reductions in SI_LTL mode, iteration 1 : 29/41538 places, 37/41773 transitions.
Graph (complete) has 15 edges and 29 vertex of which 24 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.0 ms
Discarding 5 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Applied a total of 1 rules in 3 ms. Remains 24 /29 variables (removed 5) and now considering 32/37 (removed 5) transitions.
// Phase 1: matrix 32 rows 24 cols
[2024-06-01 01:49:31] [INFO ] Computed 0 invariants in 1 ms
[2024-06-01 01:49:32] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-06-01 01:49:32] [INFO ] Invariant cache hit.
[2024-06-01 01:49:32] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 24/41538 places, 32/41773 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1386 ms. Remains : 24/41538 places, 32/41773 transitions.
Stuttering acceptance computed with spot in 376 ms :[(NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), false]
Running random walk in product with property : ViralEpidemic-PT-S08D1C2A04-LTLFireability-00
Stuttering criterion allowed to conclude after 22 steps with 0 reset in 2 ms.
FORMULA ViralEpidemic-PT-S08D1C2A04-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S08D1C2A04-LTLFireability-00 finished in 1906 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F((G(F(p1))||p0))))))'
Support contains 4 out of 41538 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 41538/41538 places, 41773/41773 transitions.
Discarding 52 places :
Symmetric choice reduction at 0 with 52 rule applications. Total rules 52 place count 41486 transition count 41681
Iterating global reduction 0 with 52 rules applied. Total rules applied 104 place count 41486 transition count 41681
Applied a total of 104 rules in 17748 ms. Remains 41486 /41538 variables (removed 52) and now considering 41681/41773 (removed 92) transitions.
// Phase 1: matrix 41681 rows 41486 cols
[2024-06-01 01:49:51] [INFO ] Invariants computation overflowed in 1233 ms
[2024-06-01 01:50:27] [INFO ] Performed 7178/41486 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-06-01 01:50:57] [INFO ] Performed 15467/41486 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2024-06-01 01:51:27] [INFO ] Performed 25012/41486 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2024-06-01 01:51:57] [INFO ] Performed 33276/41486 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2024-06-01 01:51:57] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2024-06-01 01:51:57] [INFO ] Implicit Places using invariants in 127093 ms returned []
Implicit Place search using SMT only with invariants took 127100 ms to find 0 implicit places.
Running 41680 sub problems to find dead transitions.
// Phase 1: matrix 41681 rows 41486 cols
[2024-06-01 01:52:00] [INFO ] Invariants computation overflowed in 1678 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 41485/83167 variables, and 0 constraints, problems are : Problem set: 0 solved, 41680 unsolved in 30799 ms.
Refiners :[State Equation: 0/41486 constraints, PredecessorRefiner: 41680/41680 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 41680 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 41485/83167 variables, and 0 constraints, problems are : Problem set: 0 solved, 41680 unsolved in 30773 ms.
Refiners :[State Equation: 0/41486 constraints, PredecessorRefiner: 0/41680 constraints, Known Traps: 0/0 constraints]
After SMT, in 237059ms problems are : Problem set: 0 solved, 41680 unsolved
Search for dead transitions found 0 dead transitions in 237824ms
Starting structural reductions in LTL mode, iteration 1 : 41486/41538 places, 41681/41773 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 382916 ms. Remains : 41486/41538 places, 41681/41773 transitions.
Stuttering acceptance computed with spot in 207 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ViralEpidemic-PT-S08D1C2A04-LTLFireability-01
Product exploration timeout after 48260 steps with 12065 reset in 10001 ms.
Product exploration timeout after 43180 steps with 10795 reset in 10002 ms.
Computed a total of 41486 stabilizing places and 41681 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 41486 transition count 41681
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p0 (NOT p1)), (F (G p0)), (F (G (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 24 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S08D1C2A04-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S08D1C2A04-LTLFireability-01 finished in 627309 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F((X(X(G(p0)))&&(p1 U p2)))&&F(!p1))))'
Support contains 6 out of 41538 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 41538/41538 places, 41773/41773 transitions.
Graph (complete) has 36718 edges and 41538 vertex of which 78 are kept as prefixes of interest. Removing 41460 places using SCC suffix rule.31 ms
Discarding 41460 places :
Also discarding 41625 output transitions
Drop transitions (Output transitions of discarded places.) removed 41625 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 8 place count 77 transition count 140
Discarding 39 places :
Symmetric choice reduction at 1 with 39 rule applications. Total rules 47 place count 38 transition count 56
Iterating global reduction 1 with 39 rules applied. Total rules applied 86 place count 38 transition count 56
Applied a total of 86 rules in 105 ms. Remains 38 /41538 variables (removed 41500) and now considering 56/41773 (removed 41717) transitions.
// Phase 1: matrix 56 rows 38 cols
[2024-06-01 01:59:59] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 01:59:59] [INFO ] Implicit Places using invariants in 36 ms returned []
[2024-06-01 01:59:59] [INFO ] Invariant cache hit.
[2024-06-01 01:59:59] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
[2024-06-01 02:00:00] [INFO ] Redundant transitions in 25 ms returned [17, 19, 29, 38, 44, 45]
Found 6 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 6 transitions
Redundant transitions reduction (with SMT) removed 6 transitions.
Running 39 sub problems to find dead transitions.
// Phase 1: matrix 50 rows 38 cols
[2024-06-01 02:00:00] [INFO ] Computed 0 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 46/80 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (OVERLAPS) 4/84 variables, 2/36 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/84 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (OVERLAPS) 2/86 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/86 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (OVERLAPS) 0/86 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 86/88 variables, and 37 constraints, problems are : Problem set: 0 solved, 39 unsolved in 853 ms.
Refiners :[State Equation: 37/38 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 46/80 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 39/73 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/80 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 4/84 variables, 2/75 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/84 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (OVERLAPS) 2/86 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/86 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (OVERLAPS) 0/86 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 86/88 variables, and 76 constraints, problems are : Problem set: 0 solved, 39 unsolved in 705 ms.
Refiners :[State Equation: 37/38 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 0/0 constraints]
After SMT, in 1569ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 1571ms
Starting structural reductions in SI_LTL mode, iteration 1 : 38/41538 places, 50/41773 transitions.
Graph (complete) has 21 edges and 38 vertex of which 32 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.1 ms
Discarding 6 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Applied a total of 1 rules in 3 ms. Remains 32 /38 variables (removed 6) and now considering 44/50 (removed 6) transitions.
// Phase 1: matrix 44 rows 32 cols
[2024-06-01 02:00:01] [INFO ] Computed 0 invariants in 1 ms
[2024-06-01 02:00:01] [INFO ] Implicit Places using invariants in 29 ms returned []
[2024-06-01 02:00:01] [INFO ] Invariant cache hit.
[2024-06-01 02:00:01] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 32/41538 places, 44/41773 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1898 ms. Remains : 32/41538 places, 44/41773 transitions.
Stuttering acceptance computed with spot in 420 ms :[(OR (NOT p2) (NOT p0) p1), (OR (NOT p2) (NOT p0)), p1, (NOT p0), (NOT p2), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : ViralEpidemic-PT-S08D1C2A04-LTLFireability-02
Stuttering criterion allowed to conclude after 48 steps with 0 reset in 1 ms.
FORMULA ViralEpidemic-PT-S08D1C2A04-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S08D1C2A04-LTLFireability-02 finished in 2376 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 41538 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 41538/41538 places, 41773/41773 transitions.
Graph (complete) has 36718 edges and 41538 vertex of which 27 are kept as prefixes of interest. Removing 41511 places using SCC suffix rule.41 ms
Discarding 41511 places :
Also discarding 41718 output transitions
Drop transitions (Output transitions of discarded places.) removed 41718 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 12 place count 26 transition count 43
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 22 place count 16 transition count 23
Iterating global reduction 1 with 10 rules applied. Total rules applied 32 place count 16 transition count 23
Applied a total of 32 rules in 111 ms. Remains 16 /41538 variables (removed 41522) and now considering 23/41773 (removed 41750) transitions.
// Phase 1: matrix 23 rows 16 cols
[2024-06-01 02:00:02] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 02:00:02] [INFO ] Implicit Places using invariants in 28 ms returned []
[2024-06-01 02:00:02] [INFO ] Invariant cache hit.
[2024-06-01 02:00:02] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 72 ms to find 0 implicit places.
[2024-06-01 02:00:02] [INFO ] Redundant transitions in 19 ms returned [3, 19, 21]
Found 3 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 3 transitions
Redundant transitions reduction (with SMT) removed 3 transitions.
Running 14 sub problems to find dead transitions.
// Phase 1: matrix 20 rows 16 cols
[2024-06-01 02:00:02] [INFO ] Computed 0 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 17/30 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (OVERLAPS) 2/32 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 2/34 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (OVERLAPS) 0/34 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 34/36 variables, and 15 constraints, problems are : Problem set: 0 solved, 14 unsolved in 262 ms.
Refiners :[State Equation: 15/16 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 17/30 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 14/27 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 2/32 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/32 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (OVERLAPS) 2/34 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/34 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (OVERLAPS) 0/34 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Int declared 34/36 variables, and 29 constraints, problems are : Problem set: 0 solved, 14 unsolved in 256 ms.
Refiners :[State Equation: 15/16 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints]
After SMT, in 526ms problems are : Problem set: 0 solved, 14 unsolved
Search for dead transitions found 0 dead transitions in 526ms
Starting structural reductions in SI_LTL mode, iteration 1 : 16/41538 places, 20/41773 transitions.
Graph (complete) has 8 edges and 16 vertex of which 13 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Applied a total of 1 rules in 2 ms. Remains 13 /16 variables (removed 3) and now considering 17/20 (removed 3) transitions.
// Phase 1: matrix 17 rows 13 cols
[2024-06-01 02:00:02] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 02:00:02] [INFO ] Implicit Places using invariants in 27 ms returned []
[2024-06-01 02:00:02] [INFO ] Invariant cache hit.
[2024-06-01 02:00:02] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 13/41538 places, 17/41773 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 807 ms. Remains : 13/41538 places, 17/41773 transitions.
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S08D1C2A04-LTLFireability-03
Product exploration explored 100000 steps with 7841 reset in 169 ms.
Product exploration explored 100000 steps with 7798 reset in 274 ms.
Computed a total of 13 stabilizing places and 17 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 13 transition count 17
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 19 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S08D1C2A04-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S08D1C2A04-LTLFireability-03 finished in 1408 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 4 out of 41538 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 41538/41538 places, 41773/41773 transitions.
Graph (complete) has 36718 edges and 41538 vertex of which 45 are kept as prefixes of interest. Removing 41493 places using SCC suffix rule.38 ms
Discarding 41493 places :
Also discarding 41679 output transitions
Drop transitions (Output transitions of discarded places.) removed 41679 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 21 place count 44 transition count 73
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 35 place count 30 transition count 45
Iterating global reduction 1 with 14 rules applied. Total rules applied 49 place count 30 transition count 45
Applied a total of 49 rules in 110 ms. Remains 30 /41538 variables (removed 41508) and now considering 45/41773 (removed 41728) transitions.
// Phase 1: matrix 45 rows 30 cols
[2024-06-01 02:00:03] [INFO ] Computed 0 invariants in 1 ms
[2024-06-01 02:00:03] [INFO ] Implicit Places using invariants in 228 ms returned []
[2024-06-01 02:00:03] [INFO ] Invariant cache hit.
[2024-06-01 02:00:03] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 279 ms to find 0 implicit places.
[2024-06-01 02:00:03] [INFO ] Redundant transitions in 22 ms returned [3, 7, 11, 15, 29, 33, 42]
Found 7 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 7 transitions
Redundant transitions reduction (with SMT) removed 7 transitions.
Running 26 sub problems to find dead transitions.
// Phase 1: matrix 38 rows 30 cols
[2024-06-01 02:00:03] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (OVERLAPS) 34/60 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (OVERLAPS) 4/64 variables, 2/28 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (OVERLAPS) 2/66 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (OVERLAPS) 0/66 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 66/68 variables, and 29 constraints, problems are : Problem set: 0 solved, 26 unsolved in 446 ms.
Refiners :[State Equation: 29/30 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 26 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (OVERLAPS) 34/60 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 26/52 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/60 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 4/64 variables, 2/54 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/64 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (OVERLAPS) 2/66 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/66 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 0/66 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 66/68 variables, and 55 constraints, problems are : Problem set: 0 solved, 26 unsolved in 526 ms.
Refiners :[State Equation: 29/30 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints]
After SMT, in 980ms problems are : Problem set: 0 solved, 26 unsolved
Search for dead transitions found 0 dead transitions in 981ms
Starting structural reductions in SI_LTL mode, iteration 1 : 30/41538 places, 38/41773 transitions.
Graph (complete) has 16 edges and 30 vertex of which 23 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.0 ms
Discarding 7 places :
Also discarding 7 output transitions
Drop transitions (Output transitions of discarded places.) removed 7 transitions
Applied a total of 1 rules in 1 ms. Remains 23 /30 variables (removed 7) and now considering 31/38 (removed 7) transitions.
// Phase 1: matrix 31 rows 23 cols
[2024-06-01 02:00:04] [INFO ] Computed 0 invariants in 2 ms
[2024-06-01 02:00:05] [INFO ] Implicit Places using invariants in 30 ms returned []
[2024-06-01 02:00:05] [INFO ] Invariant cache hit.
[2024-06-01 02:00:05] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 23/41538 places, 31/41773 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1476 ms. Remains : 23/41538 places, 31/41773 transitions.
Stuttering acceptance computed with spot in 147 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ViralEpidemic-PT-S08D1C2A04-LTLFireability-04
Product exploration explored 100000 steps with 4066 reset in 196 ms.
Product exploration explored 100000 steps with 4073 reset in 359 ms.
Computed a total of 23 stabilizing places and 31 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 23 transition count 31
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1)), (F (G p0)), (F (G p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 15 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S08D1C2A04-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S08D1C2A04-LTLFireability-04 finished in 2269 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(p1))))'
Support contains 6 out of 41538 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 41538/41538 places, 41773/41773 transitions.
Graph (complete) has 36718 edges and 41538 vertex of which 77 are kept as prefixes of interest. Removing 41461 places using SCC suffix rule.21 ms
Discarding 41461 places :
Also discarding 41633 output transitions
Drop transitions (Output transitions of discarded places.) removed 41633 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 13 place count 76 transition count 127
Discarding 34 places :
Symmetric choice reduction at 1 with 34 rule applications. Total rules 47 place count 42 transition count 59
Iterating global reduction 1 with 34 rules applied. Total rules applied 81 place count 42 transition count 59
Applied a total of 81 rules in 60 ms. Remains 42 /41538 variables (removed 41496) and now considering 59/41773 (removed 41714) transitions.
// Phase 1: matrix 59 rows 42 cols
[2024-06-01 02:00:05] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 02:00:05] [INFO ] Implicit Places using invariants in 29 ms returned []
[2024-06-01 02:00:05] [INFO ] Invariant cache hit.
[2024-06-01 02:00:05] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
[2024-06-01 02:00:05] [INFO ] Redundant transitions in 19 ms returned [8, 12, 25, 32, 41, 50]
Found 6 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 6 transitions
Redundant transitions reduction (with SMT) removed 6 transitions.
Running 42 sub problems to find dead transitions.
// Phase 1: matrix 53 rows 42 cols
[2024-06-01 02:00:05] [INFO ] Computed 0 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 1 (OVERLAPS) 49/87 variables, 38/38 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 3 (OVERLAPS) 4/91 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/91 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 5 (OVERLAPS) 2/93 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/93 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 7 (OVERLAPS) 2/95 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/95 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 9 (OVERLAPS) 0/95 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 42 unsolved
No progress, stopping.
After SMT solving in domain Real declared 95/95 variables, and 42 constraints, problems are : Problem set: 0 solved, 42 unsolved in 1021 ms.
Refiners :[State Equation: 42/42 constraints, PredecessorRefiner: 42/42 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 42 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 1 (OVERLAPS) 49/87 variables, 38/38 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 42/80 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/87 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 4 (OVERLAPS) 4/91 variables, 2/82 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/91 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 6 (OVERLAPS) 2/93 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/93 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 8 (OVERLAPS) 2/95 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/95 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 10 (OVERLAPS) 0/95 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 42 unsolved
No progress, stopping.
After SMT solving in domain Int declared 95/95 variables, and 84 constraints, problems are : Problem set: 0 solved, 42 unsolved in 1378 ms.
Refiners :[State Equation: 42/42 constraints, PredecessorRefiner: 42/42 constraints, Known Traps: 0/0 constraints]
After SMT, in 2407ms problems are : Problem set: 0 solved, 42 unsolved
Search for dead transitions found 0 dead transitions in 2407ms
Starting structural reductions in SI_LTL mode, iteration 1 : 42/41538 places, 53/41773 transitions.
Graph (complete) has 24 edges and 42 vertex of which 36 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.1 ms
Discarding 6 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Applied a total of 1 rules in 4 ms. Remains 36 /42 variables (removed 6) and now considering 47/53 (removed 6) transitions.
// Phase 1: matrix 47 rows 36 cols
[2024-06-01 02:00:08] [INFO ] Computed 0 invariants in 1 ms
[2024-06-01 02:00:08] [INFO ] Implicit Places using invariants in 41 ms returned []
[2024-06-01 02:00:08] [INFO ] Invariant cache hit.
[2024-06-01 02:00:08] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 115 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 36/41538 places, 47/41773 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2689 ms. Remains : 36/41538 places, 47/41773 transitions.
Stuttering acceptance computed with spot in 60 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : ViralEpidemic-PT-S08D1C2A04-LTLFireability-05
Stuttering criterion allowed to conclude after 23 steps with 0 reset in 0 ms.
FORMULA ViralEpidemic-PT-S08D1C2A04-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S08D1C2A04-LTLFireability-05 finished in 2782 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(!p0) U X(X(p1))))'
Support contains 4 out of 41538 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 41538/41538 places, 41773/41773 transitions.
Discarding 52 places :
Symmetric choice reduction at 0 with 52 rule applications. Total rules 52 place count 41486 transition count 41681
Iterating global reduction 0 with 52 rules applied. Total rules applied 104 place count 41486 transition count 41681
Applied a total of 104 rules in 20394 ms. Remains 41486 /41538 variables (removed 52) and now considering 41681/41773 (removed 92) transitions.
// Phase 1: matrix 41681 rows 41486 cols
[2024-06-01 02:00:30] [INFO ] Invariants computation overflowed in 1473 ms
[2024-06-01 02:01:05] [INFO ] Performed 8994/41486 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-06-01 02:01:35] [INFO ] Performed 17873/41486 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2024-06-01 02:02:05] [INFO ] Performed 27271/41486 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2024-06-01 02:02:35] [INFO ] Performed 36351/41486 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2024-06-01 02:02:35] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2024-06-01 02:02:35] [INFO ] Implicit Places using invariants in 126957 ms returned []
Implicit Place search using SMT only with invariants took 126959 ms to find 0 implicit places.
Running 41680 sub problems to find dead transitions.
// Phase 1: matrix 41681 rows 41486 cols
[2024-06-01 02:02:37] [INFO ] Invariants computation overflowed in 1385 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 41485/83167 variables, and 0 constraints, problems are : Problem set: 0 solved, 41680 unsolved in 30885 ms.
Refiners :[State Equation: 0/41486 constraints, PredecessorRefiner: 41680/41680 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 41680 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 41485/83167 variables, and 0 constraints, problems are : Problem set: 0 solved, 41680 unsolved in 30801 ms.
Refiners :[State Equation: 0/41486 constraints, PredecessorRefiner: 0/41680 constraints, Known Traps: 0/0 constraints]
After SMT, in 241841ms problems are : Problem set: 0 solved, 41680 unsolved
Search for dead transitions found 0 dead transitions in 242346ms
Starting structural reductions in LTL mode, iteration 1 : 41486/41538 places, 41681/41773 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 389755 ms. Remains : 41486/41538 places, 41681/41773 transitions.
Stuttering acceptance computed with spot in 259 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1), p0]
Running random walk in product with property : ViralEpidemic-PT-S08D1C2A04-LTLFireability-06
Entered a terminal (fully accepting) state of product in 7364 steps with 2 reset in 2270 ms.
FORMULA ViralEpidemic-PT-S08D1C2A04-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S08D1C2A04-LTLFireability-06 finished in 392416 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 4 out of 41538 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 41538/41538 places, 41773/41773 transitions.
Discarding 52 places :
Symmetric choice reduction at 0 with 52 rule applications. Total rules 52 place count 41486 transition count 41681
Iterating global reduction 0 with 52 rules applied. Total rules applied 104 place count 41486 transition count 41681
Applied a total of 104 rules in 20295 ms. Remains 41486 /41538 variables (removed 52) and now considering 41681/41773 (removed 92) transitions.
// Phase 1: matrix 41681 rows 41486 cols
[2024-06-01 02:07:02] [INFO ] Invariants computation overflowed in 1259 ms
[2024-06-01 02:07:38] [INFO ] Performed 7401/41486 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-06-01 02:08:08] [INFO ] Performed 19367/41486 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2024-06-01 02:08:38] [INFO ] Performed 31160/41486 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2024-06-01 02:09:05] [INFO ] Implicit Places using invariants in 124126 ms returned []
Implicit Place search using SMT only with invariants took 124130 ms to find 0 implicit places.
Running 41680 sub problems to find dead transitions.
// Phase 1: matrix 41681 rows 41486 cols
[2024-06-01 02:09:07] [INFO ] Invariants computation overflowed in 1487 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 41485/83167 variables, and 0 constraints, problems are : Problem set: 0 solved, 41680 unsolved in 30855 ms.
Refiners :[State Equation: 0/41486 constraints, PredecessorRefiner: 41680/41680 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 41680 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 41485/83167 variables, and 0 constraints, problems are : Problem set: 0 solved, 41680 unsolved in 30583 ms.
Refiners :[State Equation: 0/41486 constraints, PredecessorRefiner: 0/41680 constraints, Known Traps: 0/0 constraints]
After SMT, in 223145ms problems are : Problem set: 0 solved, 41680 unsolved
Search for dead transitions found 0 dead transitions in 223863ms
Starting structural reductions in LTL mode, iteration 1 : 41486/41538 places, 41681/41773 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 368335 ms. Remains : 41486/41538 places, 41681/41773 transitions.
Stuttering acceptance computed with spot in 78 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S08D1C2A04-LTLFireability-08
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 6 ms.
FORMULA ViralEpidemic-PT-S08D1C2A04-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S08D1C2A04-LTLFireability-08 finished in 368496 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 41538 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 41538/41538 places, 41773/41773 transitions.
Graph (complete) has 36718 edges and 41538 vertex of which 20 are kept as prefixes of interest. Removing 41518 places using SCC suffix rule.19 ms
Discarding 41518 places :
Also discarding 41725 output transitions
Drop transitions (Output transitions of discarded places.) removed 41725 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 18 place count 19 transition count 30
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 22 place count 15 transition count 22
Iterating global reduction 1 with 4 rules applied. Total rules applied 26 place count 15 transition count 22
Applied a total of 26 rules in 52 ms. Remains 15 /41538 variables (removed 41523) and now considering 22/41773 (removed 41751) transitions.
// Phase 1: matrix 22 rows 15 cols
[2024-06-01 02:12:49] [INFO ] Computed 0 invariants in 1 ms
[2024-06-01 02:12:49] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-06-01 02:12:49] [INFO ] Invariant cache hit.
[2024-06-01 02:12:49] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2024-06-01 02:12:49] [INFO ] Redundant transitions in 14 ms returned [4, 15, 18]
Found 3 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 3 transitions
Redundant transitions reduction (with SMT) removed 3 transitions.
Running 13 sub problems to find dead transitions.
// Phase 1: matrix 19 rows 15 cols
[2024-06-01 02:12:49] [INFO ] Computed 0 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 17/30 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (OVERLAPS) 2/32 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 2/34 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (OVERLAPS) 0/34 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 34/34 variables, and 15 constraints, problems are : Problem set: 0 solved, 13 unsolved in 194 ms.
Refiners :[State Equation: 15/15 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 17/30 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 13/26 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (OVERLAPS) 2/32 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/32 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (OVERLAPS) 2/34 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/34 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (OVERLAPS) 0/34 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Int declared 34/34 variables, and 28 constraints, problems are : Problem set: 0 solved, 13 unsolved in 216 ms.
Refiners :[State Equation: 15/15 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
After SMT, in 413ms problems are : Problem set: 0 solved, 13 unsolved
Search for dead transitions found 0 dead transitions in 413ms
Starting structural reductions in SI_LTL mode, iteration 1 : 15/41538 places, 19/41773 transitions.
Graph (complete) has 8 edges and 15 vertex of which 12 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Applied a total of 1 rules in 1 ms. Remains 12 /15 variables (removed 3) and now considering 16/19 (removed 3) transitions.
// Phase 1: matrix 16 rows 12 cols
[2024-06-01 02:12:50] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 02:12:50] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-06-01 02:12:50] [INFO ] Invariant cache hit.
[2024-06-01 02:12:50] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 12/41538 places, 16/41773 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 602 ms. Remains : 12/41538 places, 16/41773 transitions.
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S08D1C2A04-LTLFireability-10
Stuttering criterion allowed to conclude after 14 steps with 0 reset in 1 ms.
FORMULA ViralEpidemic-PT-S08D1C2A04-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S08D1C2A04-LTLFireability-10 finished in 680 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 41538 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 41538/41538 places, 41773/41773 transitions.
Graph (complete) has 36718 edges and 41538 vertex of which 28 are kept as prefixes of interest. Removing 41510 places using SCC suffix rule.28 ms
Discarding 41510 places :
Also discarding 41717 output transitions
Drop transitions (Output transitions of discarded places.) removed 41717 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 11 place count 27 transition count 45
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 22 place count 16 transition count 23
Iterating global reduction 1 with 11 rules applied. Total rules applied 33 place count 16 transition count 23
Applied a total of 33 rules in 77 ms. Remains 16 /41538 variables (removed 41522) and now considering 23/41773 (removed 41750) transitions.
// Phase 1: matrix 23 rows 16 cols
[2024-06-01 02:12:50] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 02:12:50] [INFO ] Implicit Places using invariants in 27 ms returned []
[2024-06-01 02:12:50] [INFO ] Invariant cache hit.
[2024-06-01 02:12:50] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 72 ms to find 0 implicit places.
[2024-06-01 02:12:50] [INFO ] Redundant transitions in 20 ms returned [5, 9, 22]
Found 3 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 3 transitions
Redundant transitions reduction (with SMT) removed 3 transitions.
Running 14 sub problems to find dead transitions.
// Phase 1: matrix 20 rows 16 cols
[2024-06-01 02:12:50] [INFO ] Computed 0 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 17/30 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (OVERLAPS) 2/32 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/32 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 2/34 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (OVERLAPS) 0/34 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 34/36 variables, and 15 constraints, problems are : Problem set: 0 solved, 14 unsolved in 293 ms.
Refiners :[State Equation: 15/16 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 17/30 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 14/27 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 2/32 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/32 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (OVERLAPS) 2/34 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/34 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (OVERLAPS) 0/34 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Int declared 34/36 variables, and 29 constraints, problems are : Problem set: 0 solved, 14 unsolved in 247 ms.
Refiners :[State Equation: 15/16 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints]
After SMT, in 546ms problems are : Problem set: 0 solved, 14 unsolved
Search for dead transitions found 0 dead transitions in 547ms
Starting structural reductions in SI_LTL mode, iteration 1 : 16/41538 places, 20/41773 transitions.
Graph (complete) has 8 edges and 16 vertex of which 13 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Applied a total of 1 rules in 2 ms. Remains 13 /16 variables (removed 3) and now considering 17/20 (removed 3) transitions.
// Phase 1: matrix 17 rows 13 cols
[2024-06-01 02:12:50] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 02:12:50] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-06-01 02:12:50] [INFO ] Invariant cache hit.
[2024-06-01 02:12:50] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 13/41538 places, 17/41773 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 789 ms. Remains : 13/41538 places, 17/41773 transitions.
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S08D1C2A04-LTLFireability-11
Stuttering criterion allowed to conclude after 23 steps with 0 reset in 0 ms.
FORMULA ViralEpidemic-PT-S08D1C2A04-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S08D1C2A04-LTLFireability-11 finished in 872 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((p0 U p1))||G(p2)))'
Support contains 6 out of 41538 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 41538/41538 places, 41773/41773 transitions.
Discarding 51 places :
Symmetric choice reduction at 0 with 51 rule applications. Total rules 51 place count 41487 transition count 41689
Iterating global reduction 0 with 51 rules applied. Total rules applied 102 place count 41487 transition count 41689
Applied a total of 102 rules in 15413 ms. Remains 41487 /41538 variables (removed 51) and now considering 41689/41773 (removed 84) transitions.
// Phase 1: matrix 41689 rows 41487 cols
[2024-06-01 02:13:08] [INFO ] Invariants computation overflowed in 1673 ms
[2024-06-01 02:13:43] [INFO ] Performed 11267/41487 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-06-01 02:14:13] [INFO ] Performed 22188/41487 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2024-06-01 02:14:43] [INFO ] Performed 34888/41487 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2024-06-01 02:14:59] [INFO ] Implicit Places using invariants in 112773 ms returned []
Implicit Place search using SMT only with invariants took 112775 ms to find 0 implicit places.
Running 41688 sub problems to find dead transitions.
// Phase 1: matrix 41689 rows 41487 cols
[2024-06-01 02:15:01] [INFO ] Invariants computation overflowed in 1424 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 41486/83176 variables, and 0 constraints, problems are : Problem set: 0 solved, 41688 unsolved in 30824 ms.
Refiners :[State Equation: 0/41487 constraints, PredecessorRefiner: 41688/41688 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 41688 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 41486/83176 variables, and 0 constraints, problems are : Problem set: 0 solved, 41688 unsolved in 30666 ms.
Refiners :[State Equation: 0/41487 constraints, PredecessorRefiner: 0/41688 constraints, Known Traps: 0/0 constraints]
After SMT, in 219276ms problems are : Problem set: 0 solved, 41688 unsolved
Search for dead transitions found 0 dead transitions in 219725ms
Starting structural reductions in LTL mode, iteration 1 : 41487/41538 places, 41689/41773 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 347964 ms. Remains : 41487/41538 places, 41689/41773 transitions.
Stuttering acceptance computed with spot in 236 ms :[true, (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : ViralEpidemic-PT-S08D1C2A04-LTLFireability-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 7 ms.
FORMULA ViralEpidemic-PT-S08D1C2A04-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S08D1C2A04-LTLFireability-13 finished in 348308 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 2 out of 41538 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 41538/41538 places, 41773/41773 transitions.
Discarding 54 places :
Symmetric choice reduction at 0 with 54 rule applications. Total rules 54 place count 41484 transition count 41678
Iterating global reduction 0 with 54 rules applied. Total rules applied 108 place count 41484 transition count 41678
Applied a total of 108 rules in 30659 ms. Remains 41484 /41538 variables (removed 54) and now considering 41678/41773 (removed 95) transitions.
// Phase 1: matrix 41678 rows 41484 cols
[2024-06-01 02:19:11] [INFO ] Invariants computation overflowed in 1518 ms
[2024-06-01 02:19:47] [INFO ] Performed 7375/41484 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-06-01 02:20:17] [INFO ] Performed 18686/41484 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2024-06-01 02:20:47] [INFO ] Performed 27980/41484 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2024-06-01 02:21:17] [INFO ] Performed 37444/41484 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2024-06-01 02:21:17] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2024-06-01 02:21:17] [INFO ] Implicit Places using invariants in 127263 ms returned []
Implicit Place search using SMT only with invariants took 127264 ms to find 0 implicit places.
Running 41677 sub problems to find dead transitions.
// Phase 1: matrix 41678 rows 41484 cols
[2024-06-01 02:21:19] [INFO ] Invariants computation overflowed in 1444 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 41483/83162 variables, and 0 constraints, problems are : Problem set: 0 solved, 41677 unsolved in 30561 ms.
Refiners :[State Equation: 0/41484 constraints, PredecessorRefiner: 41677/41677 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 41677 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 41483/83162 variables, and 0 constraints, problems are : Problem set: 0 solved, 41677 unsolved in 30806 ms.
Refiners :[State Equation: 0/41484 constraints, PredecessorRefiner: 0/41677 constraints, Known Traps: 0/0 constraints]
After SMT, in 256196ms problems are : Problem set: 0 solved, 41677 unsolved
Search for dead transitions found 0 dead transitions in 256644ms
Starting structural reductions in LTL mode, iteration 1 : 41484/41538 places, 41678/41773 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 414613 ms. Remains : 41484/41538 places, 41678/41773 transitions.
Stuttering acceptance computed with spot in 86 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S08D1C2A04-LTLFireability-14
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 6 ms.
FORMULA ViralEpidemic-PT-S08D1C2A04-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S08D1C2A04-LTLFireability-14 finished in 414795 ms.
All properties solved by simple procedures.
Total runtime 2596137 ms.
BK_STOP 1717208734569
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
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="ViralEpidemic-PT-S08D1C2A04"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool itstools"
echo " Input is ViralEpidemic-PT-S08D1C2A04, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r444-smll-171701111400388"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ViralEpidemic-PT-S08D1C2A04.tgz
mv ViralEpidemic-PT-S08D1C2A04 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;